CN113594639B - Easy-to-operate integrated storage battery pack fusing device with visual protective cover - Google Patents
Easy-to-operate integrated storage battery pack fusing device with visual protective cover Download PDFInfo
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- CN113594639B CN113594639B CN202111139428.0A CN202111139428A CN113594639B CN 113594639 B CN113594639 B CN 113594639B CN 202111139428 A CN202111139428 A CN 202111139428A CN 113594639 B CN113594639 B CN 113594639B
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/572—Means for preventing undesired use or discharge
- H01M50/574—Devices or arrangements for the interruption of current
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
- H01H85/02—Details
- H01H85/04—Fuses, i.e. expendable parts of the protective device, e.g. cartridges
- H01H85/05—Component parts thereof
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
- H01H85/02—Details
- H01H85/04—Fuses, i.e. expendable parts of the protective device, e.g. cartridges
- H01H85/05—Component parts thereof
- H01H85/143—Electrical contacts; Fastening fusible members to such contacts
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/572—Means for preventing undesired use or discharge
- H01M50/574—Devices or arrangements for the interruption of current
- H01M50/583—Devices or arrangements for the interruption of current in response to current, e.g. fuses
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/572—Means for preventing undesired use or discharge
- H01M50/584—Means for preventing undesired use or discharge for preventing incorrect connections inside or outside the batteries
- H01M50/59—Means for preventing undesired use or discharge for preventing incorrect connections inside or outside the batteries characterised by the protection means
- H01M50/593—Spacers; Insulating plates
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Connection Of Batteries Or Terminals (AREA)
- Fuses (AREA)
Abstract
The invention provides an easy-to-operate integrated storage battery pack fusing device with a visual protective cover. Still when being in the isolated state at insulating protection casing through setting up, the distance between main fuse moving contact and the main fuse static contact is less than the distance between signal fuse moving contact and the signal fuse static contact for the device can utilize the position difference to realize the operation of linkage switching order, safe and reliable, convenient operation. In addition, the electric driving module automatically controls the on-off of the insulating protective cover and the insulating base, so that the on-off of the fuse protector is automatically controlled.
Description
Technical Field
The invention belongs to the technical field of direct-current power supply system equipment, and particularly relates to an easy-to-operate integrated storage battery fusing device with a visual protective cover.
Background
The transformer substation is provided with a station direct-current power supply system powered by a storage battery and provides power for direct-current loads such as relay protection, control, signals and UPS in the station. At present, a fuse device at an outlet of a storage battery pack of a direct-current power supply system is composed of a main fuse, a main fuse base, a signal fuse base and related secondary wiring. When the direct current power supply system of transformer substation is daily overhauled, regularly examined, is disappeared, need frequently to carry out the operation of switching on and off storage battery export fusing device, have following problem:
1. the safety protection performance of the fusing device at the outlet of the storage battery pack is poor. The distance between a positive electrode main fuse and a negative electrode main fuse of the fusing device at the outlet of the storage battery pack in the direct current screen is small, a charged part is completely exposed, an insulating protective cover and an isolation facility are not provided, and the direct current short circuit is easily caused by mistaken collision during operation, so that accidents such as equipment damage, personal injury and the like are caused.
2. The operation of switching on and off the fusing device at the outlet of the storage battery pack is complicated. A main fuse of the fusing device at the outlet of the storage battery pack is connected with a main loop, and current is supplied by a power supply through the main fuse; the signal fuse is connected in parallel to the main fuse, the high resistance wire is arranged in the signal fuse, when the main fuse is disconnected, the high resistance wire is burnt and impacts the signal microswitch to transmit a signal, so that when the direct-current power supply system is put into the storage battery, the signal fuse is firstly fed, and when the direct-current power supply system is withdrawn from the storage battery, the signal fuse is firstly taken down and then the main fuse is taken down. When the fusing device at the outlet of the storage battery pack exits from operation, two pairs of signal fuses at two sides of the main fuse need to be taken down firstly, then a secondary wiring quick plugging interface of each signal fuse is pulled out or 4 screws connected with the signal fuse in parallel with the main fuse are unfastened, and finally a main fuse operating handle is used for taking down the two main fuses of the positive pole and the negative pole, wherein the operation needs 6 steps in total, and the operation is long in time consumption; similarly, the battery pack outlet fusing device is put into operation in the reverse order and has the same problem.
3. The operation of putting on and taking off the main fuse at the outlet of the storage battery pack is laborious. The main circuit switch-on of main fuse conducting rod and main fuse base adopts metal bayonet socket overlap joint design, and this overlap joint position need pass through the heavy current, and the metal bayonet socket needs the tight main fuse conducting rod of heavily clamp, again because of there are oxidation, the bite scheduling problem in the operation in-process metal bayonet socket overlap joint position, leads to operating personnel to need can accomplish with great strength and throw and move back main fuse operation, and the man-machine efficiency is poor.
Disclosure of Invention
Accordingly, the present invention is directed to a fuse device that solves the above-mentioned problems of the prior art.
In order to solve the technical problems, the invention provides the following technical scheme:
the invention provides an easy-to-operate integrated storage battery fusing device with a visual protective cover, which comprises:
the device comprises an insulating protective cover, an insulating base, a main fuse, a signal fuse microswitch, a wiring terminal and an electric drive module;
the insulating protective cover is internally provided with a positive and negative electrode main fuse insulating chamber and a positive and negative electrode signal fuse insulating chamber and is provided with corresponding fuse moving contacts;
the insulating base is provided with a positive and negative electrode main fuse insulating chamber, a positive and negative electrode signal fuse insulating chamber, corresponding fuse static contacts, a positive and negative electrode incoming line and outgoing line connecting terminal;
the wire inlet side and the wire outlet side of the positive main fuse and the positive signal fuse on the insulating base are respectively conducted in parallel and connected with a positive wire inlet wiring terminal;
the wire inlet side and the wire outlet side of the negative main fuse and the negative signal fuse on the insulating base are respectively connected in parallel and conducted and connected with a negative wire inlet wiring terminal;
the main fuse and the signal fuse are fixed in corresponding insulating cavities on the insulating protective cover or the insulating base;
the signal fuse microswitch is arranged in an insulating cavity of the positive and negative signal fuses on the insulating base, and drives the signal fuse microswitch to act when the signal fuse is fused;
the insulating protective cover is rotatably connected with one end of the insulating base, the other end of the insulating protective cover is connected with the insulating base through the electric driving module, and the electric driving module is used for automatically controlling the insulating protective cover and the insulating base to be separated or closed;
when the insulating protective cover is in a separated state, the distance between the movable contact of the main fuse and the fixed contact of the main fuse is smaller than the distance between the movable contact of the signal fuse and the fixed contact of the signal fuse.
Furthermore, the electric driving module comprises a power supply change-over switch, a motor control power supply module, a motor forward and backward rotation control module, a telescopic rod and telescopic rod top and bottom end travel switches;
the power supply changeover switch is used for switching the power supply of the electric drive module between the power supply at the wire outlet side and the power supply at the wire inlet side of the storage battery pack fusing device;
the motor control power supply module is used for converting a power supply of the electric drive module into control power supply voltage and operation power supply voltage required by the interior of the motor;
the motor forward and backward rotation control module is used for controlling the telescopic rod to stretch so as to control the opening and closing of the insulating protective cover and the insulating base;
the top end and the bottom end travel switches of the telescopic rod are used for controlling the telescopic travel of the telescopic rod.
Furthermore, a manual/automatic change-over switch is arranged on the insulation protective cover and used for controlling the connection and disconnection of the power supply of the motor control power supply module.
Furthermore, a positive wire inlet wiring terminal and a negative wire inlet wiring terminal on the insulating base are connected with an external direct-current power supply, and the external direct-current power supply is used as a wire inlet side power supply of the storage battery pack fusing device;
and the positive and negative outgoing line wiring terminals on the insulating base are connected with the storage battery pack, and the storage battery pack is used as an outgoing line side power supply of the storage battery pack fusing device.
Furthermore, the sizes of the moving contact and the fixed contact of the fuse are standard sizes.
Further, all be provided with fuse self-lock device in the insulating cavity on insulating protection casing and the insulating base, fuse self-lock device is through the both ends contact buckle that pins main fuse or signal fuse to fix main fuse and signal fuse in the insulating cavity that corresponds on insulating protection casing or insulating base.
Furthermore, an insulating operating handle is arranged on the insulating protective cover and used for manually controlling the separation or the closing between the insulating protective cover and the insulating base.
Furthermore, a transparent observation window is arranged on the insulation protective cover and is made of transparent polymer insulation materials.
Furthermore, the insulating base is provided with a mounting hole, and the shape of the mounting hole is oval.
Furthermore, the quantity of mounting hole is 4, and 4 mounting holes equipartitions are at four angles at insulating base back.
Compared with the prior art, the invention has the beneficial effects that:
the invention provides an easy-to-operate integrated storage battery pack fusing device with a visual protective cover. Still when being in the isolated state at insulating protection casing through setting up, the distance between main fuse moving contact and the main fuse static contact is less than the distance between signal fuse moving contact and the signal fuse static contact for the device can utilize the position difference to realize the operation of linkage switching order, safe and reliable, convenient operation. In addition, the electric driving module automatically controls the on-off of the insulating protective cover and the insulating base, so that the on-off of the fuse protector is automatically controlled.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic perspective view of an easy-to-operate integrated battery pack fusing device with a visual protective cover in one direction when the insulating protective cover is in a separated state according to an embodiment of the present invention;
fig. 2 is a schematic perspective view of an easy-to-operate integrated battery pack fusing device with a visual protective cover in another direction when the insulating protective cover is in a separated state according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of an easy-to-operate integrated battery pack fusing device with a visual protective cover according to an embodiment of the present invention, when the insulating protective cover is in a closed state;
FIG. 4 is an exploded view of an easy-to-operate integrated battery pack fusing apparatus with a visual protective cover according to an embodiment of the present invention;
FIG. 5 is an enlarged view of portion A of FIG. 1;
FIG. 6 is an enlarged view of portion B of FIG. 1;
FIG. 7 is an enlarged view of portion A of FIG. 2;
FIG. 8 is an enlarged view of portion B of FIG. 2;
FIG. 9 is a schematic diagram illustrating the rotation of an insulating protective cover of an easy-to-operate integrated battery pack fusing apparatus with a visual protective cover according to an embodiment of the present invention;
fig. 10 is a control circuit diagram of an electric drive module according to an embodiment of the present invention.
In the drawings: 1-manual operating rod, 2-transparent observation window, 3-insulating protective cover, 4-switching button, 5-telescopic rod, 6-motor, 7-rotating shaft, 8-main fuse self-locking device, 9-signal fuse self-locking device, 10-signal fuse, 11-main fuse, 12-secondary plug-in type wiring terminal, 13-signal fuse seat, 14-large current spring clip opening, 15-insulating base, 16-spring buckle, SA 1-telescopic rod top end travel switch, SA 2-telescopic rod bottom end travel switch, and SA 3-manual/automatic switching switch.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the embodiments described below are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-9, the present embodiment provides an easy-to-operate integrated battery fusing device with a visual protective cover, including:
insulating protection casing 3, insulating base 15, main fuse 11, signal fuse 10, signal fuse micro-gap switch, binding post and electronic drive module.
In the embodiment, an insulating protective cover 3 is internally provided with a positive and negative electrode main fuse insulating chamber and a positive and negative electrode signal fuse insulating chamber and is provided with corresponding fuse moving contacts;
it should be noted that, the moving contacts of the fuse are insulated and isolated by an insulating isolation plate which is fixed and injected, so as to prevent short circuit between the positive electrode and the negative electrode caused by mistaken collision.
As shown in fig. 3, the insulating protective cover 3 may further be provided with a transparent observation window 2 made of a transparent polymer insulating material, so as to facilitate inspection of the heating status of the device, and also facilitate inspection of whether the contact between the moving contact of the fuse and the fixed contact on the base is in place.
In this embodiment, the insulating base 15 is provided with a positive and negative electrode main fuse insulating chamber and a positive and negative electrode signal fuse insulating chamber, and is equipped with corresponding fuse static contacts, and is also provided with positive and negative electrode incoming and outgoing line connecting terminals;
it should be noted that, the fixed contacts of the fuse are also insulated and isolated by the insulating isolation plate which is fixed and injected, so as to prevent short circuit between the positive electrode and the negative electrode caused by mistaken collision.
Insulating base 15 can also be provided with 4 oval-shaped mounting holes, and the equipartition sets up on four angles. Not only can be installed firmly, the oval hole is convenient to adjust.
In addition, the moving contacts of the positive and negative main fuses on the insulating protective cover 3 and the corresponding static contacts on the insulating base 15 are designed in standard sizes, and the moving contacts of the positive and negative signal fuses on the insulating protective cover 3 and the corresponding static contacts on the insulating base 15 are also designed in standard sizes. The purpose of the design is to meet the use requirements of main fuses 11 or signal fuses 10 with different sizes, and the main fuses 11 or signal fuses 10 with different specifications have certain compatibility, so that the moving contact on the insulating protective cover 3 and the static contact on the insulating base 15 do not need to be replaced even if the main fuses 11 or the signal fuses 10 with different specifications are replaced.
In addition, as shown in fig. 1, 5 and 6, in the specific implementation, a terminal connected with the main circuit and a large current spring clamping opening 14 for clamping the conductive rod of the main fuse 11 are arranged in the main fuse insulation chamber, a spring buckle 16 for clamping the metal part of the signal fuse 10 is arranged in the signal fuse 10 insulation chamber, and the spring buckle 16 is connected with the corresponding main circuit through a cable.
In this embodiment, the wire inlet side and the wire outlet side of the positive main fuse and the positive signal fuse on the insulating base 15 are respectively connected in parallel and conducted and connected with the positive wire inlet terminal;
in this embodiment, the wire inlet side and the wire outlet side of the negative main fuse and the negative signal fuse on the insulating base 15 are respectively connected in parallel and conducted and connected with the negative wire inlet terminal;
in practical implementation, in this embodiment, the positive and negative incoming line terminals are further connected to the positive and negative poles of an external dc power supply, and the positive and negative outgoing line terminals on the insulating base 15 are connected to the positive and negative poles of the battery pack. An external direct current power supply and the storage battery pack are respectively used as power supplies of the wire inlet side and the wire outlet side of the storage battery pack fusing device.
As shown in fig. 4, the connection terminal can adopt a secondary plug-in design, the secondary plug-in connection terminal 12 can facilitate secondary installation and wiring on site, and meanwhile, when the signal contact is insufficient, the signal fuse 10 and the spring buckle 16 can be additionally installed in the cavity of the signal fuse 10, so that the signal contact is easy to expand.
In the present embodiment, the main fuse 11 and the signal fuse 10 are fixed in corresponding insulating chambers on the insulating shield 3 or the insulating base 15;
in the embodiment, the microswitch of the signal fuse is arranged in the insulating cavities of the positive and negative signal fuses on the insulating base 15, and the microswitch of the signal fuse is driven to act when the signal fuse 10 is fused;
it should be noted that the signal fuse microswitch comprises a positive and negative signal fuse microswitch, wherein the positive signal fuse microswitch is installed in a positive signal fuse cavity on the insulating base 15, and the negative signal fuse microswitch is installed in a negative signal fuse cavity on the insulating base 15. When the positive and/or negative signal fuse 10 is fused, the corresponding positive and/or negative signal fuse microswitch is driven, so that the positive and/or negative fusing signal contact of the storage battery pack is conducted, and a signal of 'fusing of the positive fuse of the storage battery pack' and/or 'fusing of the negative fuse of the storage battery pack' is sent out.
In the embodiment, the insulating protective cover 3 is rotatably connected with one end of the insulating base 15, and the other end of the insulating protective cover is connected with the other end of the insulating base 15 through an electric driving module, wherein the electric driving module is used for automatically controlling the separation or the closing of the insulating protective cover 3 and the insulating base 15;
it can be understood that, as shown in fig. 9, the insulating protective cover 3 and the insulating base 15 adopt the lever principle, and one end of the device is used as a fulcrum, and the other end forms a lever in an electric driving mode, so that the insulating protective cover 3 can be separated safely and laborsavingly.
In the present embodiment, when the insulating protective cover 3 is in the separated state, the distance between the movable contact of the main fuse 11 and the fixed contact of the main fuse 11 is smaller than the distance between the movable contact of the signal fuse 10 and the fixed contact of the signal fuse 10.
It should be noted that the main fuse 11 and the signal fuse 10 may be mounted in corresponding insulating cavities on the insulating protective cover 3, or may be mounted in corresponding insulating cavities on the insulating base 15.
All be provided with fuse self-lock device in the insulating cavity on insulating protection casing 3 and the insulating base 15, the fuse is packed into and is corresponded automatic chucking in the insulating cavity, and the fuse shifts and causes the fuse and correspond the condition emergence that the major loop is connected not in place during the prevention operation.
As shown in fig. 2, 7 and 8, the fuse self-locking device locks the two-end contact buckles of the main fuse 11 or the signal fuse 10 to fix the main fuse 11 and the signal fuse 10 in the corresponding insulating cavities on the insulating protective cover 3 or the insulating base 15, and when the fuse needs to be taken down, the self-locking device releases the two-end contact buckles of the fuse.
The spring catch 16 for clamping the main fuse 11 and the spring catch 16 for clamping the signal fuse 10 have large difference in strength and size, and need to be set by combining the main fuse 11 and the signal fuse 10.
In order to avoid the signal fuse 10 from being burnt when the storage battery fusing device is operated, the storage battery fusing device needs to firstly supply the upper main fuse 11 and then supply the upper signal fuse 10 when being put into use, and otherwise needs to firstly take down the signal fuse 10 and then take down the main fuse 11 when being withdrawn.
Therefore, in the specific implementation of this embodiment, a linked on/off sequence design is adopted, that is, a height difference design between the installation positions of the main fuse 11 and the signal fuse 10 is utilized, so that the distance between the movable contact of the main fuse 11 and the fixed contact of the main fuse 11 is smaller than the distance between the movable contact of the signal fuse 10 and the fixed contact of the signal fuse 10. The main fuse 11 can be ensured to be firstly connected into the conductive loop when the fuse is put into operation, and the signal fuse 10 is ensured to be firstly withdrawn from the conductive loop when the fuse is withdrawn from operation.
The specific fuse mounting position uses main fuse 11 and signal fuse 10 all to install when insulating the chamber corresponding on insulating protection casing 3 as the example, highly sets up the middle part position of main fuse 11 body after being located main fuse 11 and installing with the high setting of signal fuse 10 mounted position. Therefore, the moving distance of the moving contact of the main fuse 11 in the rotating process of the insulating protective cover 3 is smaller than that of the moving contact of the signal fuse 10, the main fuse 11 can be put into operation firstly, and the signal fuse 10 can be withdrawn out firstly when the signal fuse 10 is withdrawn from the operation.
This embodiment provides an easy operation takes integration storage battery fusing device of visual protection casing, and this device adopts integration, modularized design, encapsulates such as main fuse, signal fuse micro-gap switch, binding post, electric drive module in insulating protection casing, has guaranteed that the outside does not have naked electrified position. The design of a sub-cavity is adopted, the positive fuse, the negative fuse and the two signal fuses are respectively arranged in respective insulating cavities, and the fuses are fixed in the insulating protective cover of the device by utilizing the self-locking device.
Furthermore, the device adopts a linkage switching sequence design, and utilizes the height difference design of the installation positions of the main fuse and the signal fuse, so that the main fuse is ensured to be firstly connected into the conductive loop when being put into operation, and the signal fuse is ensured to be firstly disconnected from the conductive loop when being disconnected from operation, thereby avoiding the problem that the signal fuse is burnt when being put into operation.
The above is a detailed description of one embodiment of the easy-to-operate integrated battery pack fusing device with the visual protective cover, and the following is a detailed description of another embodiment of the easy-to-operate integrated battery pack fusing device with the visual protective cover.
The embodiment provides an easy-to-operate integrated storage battery fusing device with a visual protective cover, which comprises an insulating protective cover, an insulating base, a main fuse, a signal fuse microswitch, a wiring terminal and an electric driving module.
In this embodiment, the specific implementations of the insulating protective cover, the insulating base, the main fuse, the signal fuse microswitch, the wiring terminal and the like are the same as those of the foregoing embodiments, and are not described herein again.
Referring to fig. 10, in the present embodiment, the electric driving module includes a power switch, a motor control power module, a motor forward/reverse rotation control module, a telescopic rod top end travel switch SA1, and a telescopic rod bottom end travel switch SA 2.
In this embodiment, the power supply changeover switch is used for switching the power supply of the electric drive module between the outlet-side power supply and the inlet-side power supply of the battery pack fusing device.
In this embodiment, the motor control power supply module is configured to convert a power supply of the electric drive module into a control power supply voltage and an operation power supply voltage required inside the motor;
it should be noted that the motor control power supply module converts the power supply voltage and then supplies power to the motor through the motor forward and reverse rotation module.
A manual/automatic change-over switch SA3 is also arranged on a loop of the motor control power module and the motor forward and reverse rotation module and used for controlling the connection and disconnection of the power supply of the motor control power module, and the power supply of the motor control power module is the power supply of the electric drive module.
As shown in fig. 3, a switch button can be further arranged on the insulating protective cover, and a lock catch of the switch button is connected with a buckle at the top end of the telescopic rod.
When the switching button is pressed down or pressed up to enable the lock catch to be connected with the buckle, the opening and closing of the insulating protective cover can be controlled through the electric driving module; otherwise, when the switching button is reset, the buckle on the telescopic rod is loosened by the buckle, the telescopic rod is separated from the protective cover, and the insulating protective cover needs to be pulled and closed manually, so that the switching of the storage battery pack fusing device is realized.
In order to facilitate operation, an insulating operation handle is arranged outside the insulating protective cover, an anti-skidding design is adopted, the width meets the requirement of one-hand operation, the protective cover is pulled open and taken down, and the lever principle is utilized, so that labor is saved, and the protective cover is easy to pull open. A manual lever as shown in fig. 4 may also be provided.
In this embodiment, the motor forward and reverse rotation control module is used for controlling the extension and retraction of the telescopic rod so as to control the opening and closing of the insulating protective cover and the insulating base;
it should be noted that the motor forward and reverse rotation control module is connected with the motor forward and reverse rotation control module through two loops, and the two loops are used for respectively sending forward and reverse rotation pulse control to the motor, so that the motor rotates forward and reversely. As shown in fig. 4 and 9, under the action of the telescopic rod, the insulating protective cover rotates on the insulating base through the rotating shaft.
Furthermore, for convenience of control, corresponding control switches can be added in the two loops respectively, and are used for receiving a separation control signal or a closing control signal from the outside and connecting the corresponding loops.
In combination with a manual/automatic transfer switch, the loop power is turned on when the switch is in the automatic state. The outside sends out a separation control signal or a closing control signal to the corresponding control switch, the corresponding loop is switched on, the motor obtains a corresponding control pulse and starts to work, and the insulation protective cover realizes automatic separation or closing.
In this embodiment, the top and bottom travel switches of the retractable rod are used to control the retractable travel of the retractable rod.
This embodiment provides an easy operation takes integration storage battery fusing device of visual protection casing, adopts the motor control telescopic link to realize that long-range automatic control fuse moves on and off, has still realized long-range automatic operation, need not fortune dimension personnel to field operation fusing device, but long-range control fusing device moves on and off, has realized the quick isolation of trouble, has ensured direct current system safety.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (8)
1. An easy-to-operate integrated storage battery pack fusing device with a visual protective cover, comprising: the device comprises an insulating protective cover, an insulating base, a main fuse, a signal fuse microswitch, a wiring terminal and an electric drive module;
the insulating protective cover is internally provided with a positive and negative electrode main fuse insulating chamber and a positive and negative electrode signal fuse insulating chamber and is provided with corresponding fuse moving contacts;
the insulating base is provided with a positive and negative electrode main fuse insulating chamber, a positive and negative electrode signal fuse insulating chamber, corresponding fuse static contacts, a positive and negative electrode incoming line and outgoing line connecting terminal;
the wire inlet side and the wire outlet side of the positive main fuse and the positive signal fuse on the insulating base are respectively conducted in parallel and connected with the positive wire inlet wiring terminal;
the wire inlet side and the wire outlet side of the negative main fuse and the negative signal fuse on the insulating base are respectively connected in parallel and conducted and connected with the negative wire inlet wiring terminal;
the main fuse and the signal fuse are fixed in corresponding insulating cavities on the insulating protective cover or the insulating base;
the signal fuse microswitch is arranged in an insulating cavity of the positive and negative signal fuses on the insulating base, and the signal fuse microswitch is driven to act when the signal fuse is fused;
the insulation protective cover is rotatably connected with one end of the insulation base, the other end of the insulation protective cover is connected with the insulation base through an electric driving module, the electric driving module is used for automatically controlling the insulation protective cover to be separated from or closed with the insulation base, and the electric driving module comprises a power supply change-over switch, a motor control power supply module, a motor forward and reverse rotation control module, a telescopic rod and telescopic rod top and bottom end travel switches;
the power supply changeover switch is used for switching the power supply of the electric drive module between the power supply at the wire outlet side and the power supply at the wire inlet side of the storage battery pack fusing device;
the motor control power supply module is used for converting a power supply of the electric drive module into control power supply voltage and operation power supply voltage required by the interior of the motor;
the motor forward and backward rotation control module is used for controlling the telescopic rod to stretch so as to control the separation and combination between the insulating protective cover and the insulating base;
the stroke switches at the top end and the bottom end of the telescopic rod are used for controlling the telescopic stroke of the telescopic rod;
the positive and negative wire inlet wiring terminals on the insulating base are connected with an external direct-current power supply, and the external direct-current power supply is used as a wire inlet side power supply of the storage battery pack fusing device;
the positive and negative outgoing line wiring terminals on the insulating base are connected with a storage battery pack, and the storage battery pack is used as an outgoing line side power supply of the storage battery pack fusing device;
when the insulating protective cover is in a separated state, the distance between the movable contact of the main fuse and the fixed contact of the main fuse is smaller than the distance between the movable contact of the signal fuse and the fixed contact of the signal fuse.
2. The easy-to-operate integrated battery pack fusing device with the visual protective cover according to claim 1, wherein a manual/automatic change-over switch is arranged on the insulating protective cover, and the manual/automatic change-over switch is used for controlling the motor to control the power supply of the power supply module to be switched on and off.
3. The easy-to-operate integrated battery pack fusing device with the visual protective cover as claimed in claim 1, wherein the sizes of the movable contact of the fuse and the fixed contact of the fuse are standard sizes.
4. The easy-to-operate integrated storage battery pack fusing device with the visual protective cover according to claim 1, wherein fuse self-locking devices are arranged in the insulating cavities on the insulating protective cover and the insulating base, and the fuse self-locking devices are used for locking the two-end contact buckles of the main fuse or the signal fuse so as to fix the main fuse and the signal fuse in the corresponding insulating cavities on the insulating protective cover or the insulating base.
5. The easy-to-operate integrated battery pack fusing device with the visual protective cover according to claim 1, wherein the insulating protective cover is provided with an insulating operating handle, and the insulating operating handle is used for manually controlling the separation or the closing of the insulating protective cover and the insulating base.
6. The easy-to-operate integrated battery pack fusing device with the visual protective cover according to claim 1, wherein a transparent observation window is arranged on the insulating protective cover, and the transparent observation window is made of transparent polymer insulating materials.
7. The easy-to-operate integrated battery pack fusing device with the visual protective cover as claimed in claim 1, wherein the insulating base is provided with a mounting hole, and the shape of the mounting hole is oval.
8. The easy-to-operate integrated battery pack fusing device with the visual protective cover according to claim 7, wherein the number of the mounting holes is 4, and the 4 mounting holes are uniformly distributed at four corners of the back of the insulating base.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111139428.0A CN113594639B (en) | 2021-09-28 | 2021-09-28 | Easy-to-operate integrated storage battery pack fusing device with visual protective cover |
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| CN202111139428.0A CN113594639B (en) | 2021-09-28 | 2021-09-28 | Easy-to-operate integrated storage battery pack fusing device with visual protective cover |
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| CN113594639A CN113594639A (en) | 2021-11-02 |
| CN113594639B true CN113594639B (en) | 2022-01-25 |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB233460A (en) * | 1924-02-21 | 1925-05-14 | Midland Electric Mfg Co Ltd | Improvements relating to electrical switch fuses |
| CN211335595U (en) * | 2019-12-31 | 2020-08-25 | 沈阳兴华华亿轨道交通电器有限公司 | Circuit protection device |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1183525A (en) * | 1967-02-20 | 1970-03-11 | British Insulated Callenders | Improvements in or relating to electric fusegear |
| US6313416B1 (en) * | 1999-12-30 | 2001-11-06 | Square D Company | Current carrying switch structure |
| CN2586245Y (en) * | 2002-11-29 | 2003-11-12 | 谭洪奎 | Line protector with fail indication |
| CN202872351U (en) * | 2012-10-23 | 2013-04-10 | 广东电网公司东莞供电局 | Storage battery fusing protective device provided with state monitoring indication lamps |
| CN108400074A (en) * | 2018-04-24 | 2018-08-14 | 广东电网有限责任公司 | A kind of DC fuse assembly apparatus |
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2021
- 2021-09-28 CN CN202111139428.0A patent/CN113594639B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB233460A (en) * | 1924-02-21 | 1925-05-14 | Midland Electric Mfg Co Ltd | Improvements relating to electrical switch fuses |
| CN211335595U (en) * | 2019-12-31 | 2020-08-25 | 沈阳兴华华亿轨道交通电器有限公司 | Circuit protection device |
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| CN113594639A (en) | 2021-11-02 |
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