CN212201653U - Overload protection terminal distribution box - Google Patents
Overload protection terminal distribution box Download PDFInfo
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- CN212201653U CN212201653U CN202020337646.XU CN202020337646U CN212201653U CN 212201653 U CN212201653 U CN 212201653U CN 202020337646 U CN202020337646 U CN 202020337646U CN 212201653 U CN212201653 U CN 212201653U
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Abstract
The utility model discloses an overload protection terminal block terminal, an inside wall has the mounting groove in the inner chamber of box, be located the horizontal logical groove with the mounting groove intercommunication, and the wiring passageway, the lateral wall of box is provided with special-shaped lockhole, the mounting groove internal fixation has electromagnetic control device, electromagnetic control device's movable iron core bottom mounting has the locking lever, the bottom mounting of locking lever has \20866;, the type jam plate, a side of chamber door medial surface is provided with the inserted bar that corresponds with horizontal logical groove port, the tip of inserted bar has with 208 \66;, the sunken mouthful of position of type jam plate corresponds the jam plate that matches, two upper and lower inside walls of special-shaped lockhole all are provided with the constant head tank that the position corresponds each other, the both ends mouth of wiring passageway communicates with constant head tank and mounting groove respectively, the tank bottom position of two. It prevents that other non-professional technical personnel from carrying out the circular telegram to electromagnetic control device through special-shaped lockhole and special-shaped unlocking piece match for the safety in utilization performance of block terminal is higher.
Description
Technical Field
The utility model belongs to the technical field of a block terminal technique and specifically relates to an overload protection terminal block terminal.
Background
Among the prior art, the installation is used for carrying out the air switch etc. of cutting off power supply in the condition of power consumption overload in the overload protection terminal distribution box, however the chamber door of general block terminal adopts a rotatable handle, and chamber door medial surface department has the lockplate of rotatable handle, and the lockplate blocks on the bulge loop of block terminal box mouth department, thereby lock the chamber door after the chamber door is closed, however its block terminal chamber door opening mode is comparatively simple after using, it is very easy to take place some non professional technical personnel to open the block terminal of having been in the power supply operation, especially the overload protection terminal distribution box of outdoor use among mill or the building site, the mounted position of its block terminal is also relatively lower, consequently take place non professional technical personnel and open the condition that causes the erection accident easily after the block terminal.
Disclosure of Invention
The utility model aims at solving the not enough and an overload protection terminal distribution box that designs of above-mentioned technique.
The utility model relates to an overload protection terminal distribution box, which comprises a box body and a box door arranged at the box opening of the box body, wherein the box door is used for opening or closing the box opening of the box body, and is characterized in that one inner side wall in the inner cavity of the box body is provided with a mounting groove, a transverse through groove communicated with the mounting groove and a wiring channel, the outer side wall of the box body is provided with a special-shaped lock hole, an electromagnetic control device is fixed in the mounting groove, the bottom end of a movable iron core of the electromagnetic control device is fixed with a lock rod, the bottom end of the lock rod is fixed with a 20866type lock plate, one side edge of the inner side surface of the box door is provided with an insert rod corresponding to the port of the transverse through groove, the end part of the insert rod is provided with a 2086666666666A lock plate correspondingly matched with the position of a concave opening of the type lock plate, a spring is butted between the movable iron core and a, the bottom positions of the two positioning grooves are embedded and fixed with conductive blocks, and special-shaped unlocking blocks which are correspondingly matched with the special-shaped locking holes are inserted into the special-shaped locking holes; the special-shaped unlocking block is correspondingly inserted into the special-shaped lock hole, the upper side wall and the lower side wall of the special-shaped unlocking block are respectively provided with an elastic conductive column, the two elastic conductive columns are respectively and correspondingly inserted into the two positioning grooves and then are abutted against the two conductive blocks, a conductive connecting line is arranged in the wiring channel, two ends of the conductive connecting line are respectively fixedly connected with a positioning block and an electromagnetic control device, the groove openings of grooves formed by mutually splicing the mounting groove, the transverse through groove and the wiring channel are fixedly provided with cover plates through screws, and two end openings of the special-shaped lock hole are fixedly provided with.
Preferably, the electromagnetic control device comprises a shell, a magnetic conduction plate embedded at the bottom of the shell, a bottom plate fixed at the bottom of the shell, and a 20866a magnetic conduction body, an I-shaped insulating cylinder, a movable iron core and a static iron core which are positioned in an inner cavity of the shell, wherein two corresponding side walls of the magnetic conduction plate are respectively abutted to the 20866a bottom end inner side surface of a longitudinal part of the magnetic conduction body; the I-shaped insulating cylinder is positioned in an inner cavity of the 20866;, a static iron core and a movable iron core positioned below the static iron core are positioned in an inner hole of a longitudinal part of the I-shaped insulating cylinder, a coil is wound on the periphery of the longitudinal part, the coil and the 20866;, a space is reserved on the side wall of the inner cavity of the I-shaped insulating cylinder, the top end of the static iron core is fixedly positioned with the 20866;, the side wall of the top of the inner cavity of the I-shaped insulating cylinder is in contact with the side wall of the top of the inner cavity of the I-shaped insulating cylinder, a second spring with the thrust force larger than that of the first spring is arranged between the bottom end of the static; the two ends of the I-shaped insulating column body are respectively abutted against the 20866the top side wall of the inner cavity of the shaped magnetizer and the top surface of the magnetic conduction plate, the bottom of the shell and the bottom surface of the magnetic conduction plate are fixedly attached to the top surface of the bottom plate, and the through hole of the magnetic conduction plate corresponds to the opening at the top of the inner cavity of the valve; the bottom end of the movable iron core penetrates through the through hole of the magnetic conduction plate and the through hole of the bottom plate, and the bottom end of the movable iron core is inserted and fixed in the top end fixing sleeve of the lock rod.
Preferably, a top cover is fixed to the top of the box body, and the peripheral side portion of the top cover extends out of the side edge of the top of the box body.
Preferably, a base plate is fixed at the bottom of the box body, and supporting legs are fixed at four corners of the bottom surface of the base plate.
As preferred, be provided with the mounting panel in the box, mounting panel top and bottom all are provided with linear slide rail, and linear slide rail's slider links to each other with the fixed of mounting panel, and the top of mounting panel has the stopper, and the inner chamber top lateral wall of box has the elongated groove that corresponds with the stopper position, and the front end in elongated groove has the dog, and the stopper corresponds inserts the elongated groove.
Preferably, an insulating tie bar is fixed to the front side surface of the mounting plate.
Preferably, the door is hinged to the opening of the box body by a hinge, and a handle is mounted on the outer side surface of the door.
The utility model discloses an overload protection terminal block terminal, it closes the chamber door after, utilizes electromagnetic control device to cut off the power supply, and it moves the iron core action and drives the locking lever to carry out the jam plate with the inboard inserted bar of chamber door and carry out the screens locking, and through special-shaped lockhole and with the special-shaped unlocking piece of special-shaped lockhole special allocation match and prevent that other non professional technical personnel from going on to switch on electromagnetic control device, make the safety in utilization performance of block terminal higher.
Drawings
FIG. 1 is a schematic view (one) of the overall structure of the embodiment;
FIG. 2 is the overall structure diagram of the embodiment (II);
FIG. 3 is the overall structure diagram of the embodiment (III);
FIG. 4 is a block diagram of the unlocking block of the embodiment;
fig. 5 is a schematic structural diagram (two) of the unlocking block of the embodiment.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious 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 all belong to the protection scope of the present invention.
Example (b):
as shown in fig. 1-5, the overload protection terminal distribution box described in this embodiment includes a box body 2 and a box door 3 installed at a box opening of the box body, the box door is used for opening or closing the box opening of the box body, an inner side wall of an inner cavity of the box body has a mounting groove 21, a transverse through groove 211 located in communication with the mounting groove, and a wiring channel 24, an outer side wall of the box body is provided with a special-shaped lock hole 22, an electromagnetic control device 1 is fixed in the mounting groove, a lock rod 18 is fixed at a bottom end of a movable iron core 15 of the electromagnetic control device 1, a 20866;, a shaped lock plate 182 is fixed at a bottom end of the lock rod 18, an insert rod corresponding to the transverse through groove port is arranged at one side edge of an inner side surface of the box door 3, an end of the insert rod 31 has a lock plate 32 corresponding to a depressed opening position of the 20866; shaped lock plate, a spring 16 is abutted between the movable iron core 15, two ports of the wiring channel 24 are respectively communicated with the positioning grooves 23 and the mounting grooves, the bottom positions of the two positioning grooves are fixedly embedded with conductive blocks, and the special-shaped unlocking blocks 4 correspondingly matched with the special-shaped locking holes 22 are inserted in the special-shaped locking holes; the special-shaped unlocking block is correspondingly inserted into the special-shaped lock hole, the upper side wall and the lower side wall of the special-shaped unlocking block are respectively provided with an elastic conductive column, the two elastic conductive columns are respectively and correspondingly inserted into the two positioning grooves and then are abutted against the two conductive blocks, a conductive connecting wire is arranged in the wiring channel 24, two ends of the conductive connecting wire are respectively and fixedly connected with a positioning block and an electromagnetic control device, a cover plate 19 is fixed on a notch of a groove formed by mutually splicing the mounting groove, the transverse through groove and the wiring channel through screws, and plate bodies are fixed on two ports of the special-shaped lock; the box and the chamber door all adopt stainless steel box to inserted bar welded fastening has a plurality of convex lugs respectively at the medial surface of chamber door about the correspondence of dysmorphism lockhole, and two lateral walls have a plurality of arc recesses that correspond the matching with the arc lug about the dysmorphism unblock piece is corresponding, and after the unblock piece inserted the unblock hole, the arc lug corresponded imbeds in the arc recess.
In the structure, the rubber sealing ring is embedded and fixed on the inner side surface of the plate body, and then the plate body 9 is fixed on the side wall of the box door through a bolt, so that two ports of the special-shaped lock hole are sealed, and the port of the lock hole and the port of the positioning groove are simultaneously sealed after the plate body is sealed; the conductive block is provided with two conductive blocks, namely a positive conductive block 5 and a negative conductive block 6, two elastic conductive columns are arranged at the upper side wall and the lower side wall of the special-shaped unlocking block, namely a positive conductive column 41 and a negative conductive column 42, the positive conductive column and the negative conductive column are arranged in the special-shaped unlocking shell and penetrate and extend out of the two side walls of the special-shaped unlocking shell respectively, so that a U-shaped conductive elastic sheet 43 is abutted between the positive conductive column at the upper side wall and the positive conductive column at the lower side wall, a U-shaped conductive elastic sheet is abutted between the negative conductive column at the upper side wall and the negative conductive column at the lower side wall, the positive conductive column is abutted with the positive conductive block, the negative conductive column is abutted with the negative conductive block, the positive conductive block and the negative conductive block at the upper side wall of the lock hole are respectively connected with a conductive wire to be, the positive conductive block and the negative conductive block on the lower side wall respectively extrude out conductive wires to be connected with a power supply (direct current).
In the embodiment, the electromagnetic control device 1 comprises a shell 11, a magnetic conduction plate 10 embedded at the bottom of the shell 11, a bottom plate fixed at the bottom of the shell, and a shape magnetic conductor 12, an I-shaped insulating cylinder 13, a movable iron core 15 and a static iron core 14 which are positioned in an inner cavity of the shell 11, wherein two corresponding side walls of the magnetic conduction plate 10 are respectively abutted against the shape magnetic conductor 20866A and the inner side surface of the bottom end of the longitudinal part of the shape magnetic conductor 12; the I-shaped insulating cylinder 13 is positioned in an inner cavity of the V-20866A, a static iron core 14 and a movable iron core 15 positioned below the static iron core 14 are positioned in an inner hole of the longitudinal part of the I-shaped insulating cylinder 12, a coil 17 is wound on the outer peripheral side of the longitudinal part of the I-shaped insulating cylinder, the coil 17 and the V-20866A are arranged at intervals, the top end of the static iron core 14 is fixedly positioned with the V-20866A after the top side wall of the inner cavity of the V-shaped insulating cylinder 12 is contacted, a second spring 16 with the thrust force larger than that of the first spring 5 is arranged between the bottom end of the static iron core 14 and the top end of the movable iron core 15, the top end of the movable iron core 15 is provided with a positioning groove 151, and; the two ends of the I-shaped insulating column body 13 are respectively abutted against the 20866;, the top side wall of the inner cavity of the shaped magnetizer 12 is abutted against the top surface of the magnetic conducting plate 10, the bottom of the shell 11 and the bottom surface of the magnetic conducting plate 10 are both attached and fixed on the top surface of the bottom plate, and the through hole of the magnetic conducting plate 10 corresponds to the opening at the top of the valve inner cavity 20; the bottom end of the movable iron core 15 penetrates through the through hole of the magnetic conduction plate 10 and the through hole of the bottom plate 30, and the bottom end thereof is inserted and fixed in the fixed sleeve 181 at the top end of the lock rod 18. The top positioning column of the static iron core is inserted and fixed in the positioning hole 121 at the top of the 20866;, and the positioning hole 121 and the positioning column 141 are fixed in an interference fit manner.
The working principle of the structure is as follows: when the box door is opened, the unlocking block is inserted into the lock hole and then is powered on, so that the magnetizer generates a magnetic field loop through the coil after being powered on, the static iron core generates magnetism, the static iron core and the movable iron core are mutually attracted, and the movable iron core ascends (20866); the suction that produces this moment is greater than the spring force, when the chamber door need be closed, the inserted bar of chamber door inserts horizontal logical inslot, after the unlocking piece is taken out from the lockhole, the power disconnection, magnetic field circuit disappears after the magnetizer outage, the magnetism of quiet iron core also disappears, thereby it makes quiet iron core and movable iron core separate to move the iron core under the effect of spring action, move down from the jam plate, the jam plate correspondence of inserted bar inserts 20866, carry out the screens in the sunken of type jam plate, pin after in order to realize the chamber door and close, wherein inserted bar and jam plate formula structure as an organic whole, seal the shutoff through the plate body with lockhole outer port after the chamber door is closed.
In this embodiment, a top cover 10 is fixed to the top of the box body 2, and the peripheral side of the top cover extends out of the side of the top of the box body. The structure has the function of keeping off rain.
In this embodiment, a backing plate 29 is fixed at the bottom of the box body, and supporting legs 8 are fixed at four corners of the bottom surface of the backing plate. The structure of the box body enables the security of the box body to be stable and reliable.
In the embodiment, a mounting plate 20 is arranged in the box body, linear slide rails 26 are arranged at the top and the bottom of the mounting plate, and slide blocks of the linear slide rails are fixedly connected with the mounting plate; an insulated pull rod 28 is fixed to the front side of the mounting plate. When the overload protector is installed on the installation plate, the installation plate can be pulled to the box opening of the box door through the insulating pull rod; the insulating pull rod 28 is made of plastic; the top of mounting panel has stopper 27, and the inner chamber top lateral wall of box has the microscler groove 25 that corresponds with the stopper position, and the front end in microscler groove has the dog, and the stopper corresponds inserts the elongated groove.
In this embodiment, the chamber door passes through hinge connection on the case mouth of box, and the lateral surface of chamber door installs the handle. The structure of the utility model is convenient for opening or closing the door of the box.
The present invention is not limited to the above-mentioned preferred embodiments, and any other products in various forms can be obtained by the teaching of the present invention, but any changes in the shape or structure thereof, which have the same or similar technical solutions as the present invention, fall within the protection scope of the present invention.
Claims (7)
1. An overload protection terminal distribution box comprises a box body and a box door arranged at the box opening of the box body, wherein the box door is used for opening or closing the box opening of the box body, and is characterized in that one inner side wall in an inner cavity of the box body is provided with a mounting groove, a transverse through groove and a wiring channel, the transverse through groove is communicated with the mounting groove, the outer side wall of the box body is provided with a special-shaped lock hole, an electromagnetic control device is fixed in the mounting groove, the bottom end of a movable iron core of the electromagnetic control device is fixed with a lock rod, the bottom end of the lock rod is fixed with a 20866type lock plate, one side edge of the inner side surface of the box door is provided with an insert rod corresponding to the port of the transverse through groove, the end part of the insert rod is provided with a 2086666666666type lock plate, a spring is abutted between the movable iron core and a static iron core of the electromagnetic control device, the upper, the bottom positions of the two positioning grooves are embedded and fixed with conductive blocks, and special-shaped unlocking blocks which are correspondingly matched with the special-shaped locking holes are inserted into the special-shaped locking holes; the special-shaped unlocking block is correspondingly inserted into the special-shaped lock hole, the upper side wall and the lower side wall of the special-shaped unlocking block are respectively provided with an elastic conductive column, the two elastic conductive columns are respectively and correspondingly inserted into the two positioning grooves and then are abutted against the two conductive blocks, a conductive connecting line is arranged in the wiring channel, two ends of the conductive connecting line are respectively fixedly connected with a positioning block and an electromagnetic control device, the groove openings of grooves formed by mutually splicing the mounting groove, the transverse through groove and the wiring channel are fixedly provided with cover plates through screws, and two end openings of the special-shaped lock hole are fixedly provided with.
2. The overload protection terminal distribution box of claim 1, wherein the electromagnetic control device comprises a shell, a magnetic conductive plate embedded at the bottom of the shell, a bottom plate fixed at the bottom of the shell, and a 20866;, a type magnetic conductor, an I-shaped insulating cylinder, a movable iron core and a static iron core positioned in an inner cavity of the shell, wherein two corresponding side walls of the magnetic conductive plate are respectively abutted against the inner side surface at the bottom end of the longitudinal part of the type magnetic conductor; the I-shaped insulating cylinder is positioned in an inner cavity of the 20866;, a static iron core and a movable iron core positioned below the static iron core are positioned in an inner hole of a longitudinal part of the I-shaped insulating cylinder, a coil is wound on the periphery of the longitudinal part, the coil and the 20866;, a space is reserved on the side wall of the inner cavity of the I-shaped insulating cylinder, the top end of the static iron core is fixedly positioned with the 20866;, the side wall of the top of the inner cavity of the I-shaped insulating cylinder is in contact with the side wall of the top of the inner cavity of the I-shaped insulating cylinder, a second spring with the thrust force larger than that of the first spring is arranged between the bottom end of the static; the two ends of the I-shaped insulating column body are respectively abutted against the 20866the top side wall of the inner cavity of the shaped magnetizer and the top surface of the magnetic conduction plate, the bottom of the shell and the bottom surface of the magnetic conduction plate are fixedly attached to the top surface of the bottom plate, and the through hole of the magnetic conduction plate corresponds to the opening at the top of the inner cavity of the valve; the bottom end of the movable iron core penetrates through the through hole of the magnetic conduction plate and the through hole of the bottom plate, and the bottom end of the movable iron core is inserted and fixed in the top end fixing sleeve of the lock rod.
3. The overload protection terminal distribution box of claim 1, wherein a top cover is secured to the top of the box body, and wherein the peripheral side portion of the top cover extends beyond the side edges of the top of the box body.
4. The overload protection terminal distribution box of claim 1, wherein a backing plate is fixed to the bottom of the box body, and support legs are fixed to four corners of the bottom surface of the backing plate.
5. The overload protection terminal distribution box of claim 1, wherein a mounting plate is arranged in the box body, linear slide rails are arranged at the top and the bottom of the mounting plate, a slide block of the linear slide rails is fixedly connected with the mounting plate, a limiting block is arranged at the top end of the mounting plate, an elongated groove corresponding to the limiting block is arranged on the top side wall of the inner cavity of the box body, a stop block is arranged at the front end of the elongated groove, and the limiting block is correspondingly inserted into the elongated groove.
6. The overload protection terminal distribution box of claim 1, wherein the mounting plate has insulated tension rods secured to a front side of the mounting plate.
7. The overload protection terminal distribution box of claim 1, wherein the box door is hinged to the box opening of the box body by a hinge, and a handle is mounted on an outer side of the box door.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020337646.XU CN212201653U (en) | 2020-03-17 | 2020-03-17 | Overload protection terminal distribution box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020337646.XU CN212201653U (en) | 2020-03-17 | 2020-03-17 | Overload protection terminal distribution box |
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| Publication Number | Publication Date |
|---|---|
| CN212201653U true CN212201653U (en) | 2020-12-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020337646.XU Active CN212201653U (en) | 2020-03-17 | 2020-03-17 | Overload protection terminal distribution box |
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| CN (1) | CN212201653U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112630490A (en) * | 2021-03-12 | 2021-04-09 | 南京豪豪黑电子商务有限公司 | Ammeter and overload protection device for same |
| CN112821246A (en) * | 2021-02-19 | 2021-05-18 | 朱锦良 | Distribution box overload protection device |
| WO2023221976A1 (en) * | 2022-05-18 | 2023-11-23 | 富迈赫科技(上海)有限公司 | Actuator and electronic lock |
-
2020
- 2020-03-17 CN CN202020337646.XU patent/CN212201653U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112821246A (en) * | 2021-02-19 | 2021-05-18 | 朱锦良 | Distribution box overload protection device |
| CN112630490A (en) * | 2021-03-12 | 2021-04-09 | 南京豪豪黑电子商务有限公司 | Ammeter and overload protection device for same |
| WO2023221976A1 (en) * | 2022-05-18 | 2023-11-23 | 富迈赫科技(上海)有限公司 | Actuator and electronic lock |
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