CN211265182U - Box transformer of protection against electric shock - Google Patents
Box transformer of protection against electric shock Download PDFInfo
- Publication number
- CN211265182U CN211265182U CN202020326560.7U CN202020326560U CN211265182U CN 211265182 U CN211265182 U CN 211265182U CN 202020326560 U CN202020326560 U CN 202020326560U CN 211265182 U CN211265182 U CN 211265182U
- Authority
- CN
- China
- Prior art keywords
- box
- electric shock
- transformer
- cavity
- test pencil
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Housings And Mounting Of Transformers (AREA)
Abstract
The utility model discloses an electric shock prevention box type transformer, which comprises a base, wherein the upper surface of the base is provided with an insulating box, the insulating box is provided with a box door, the inner cavity of the insulating box is provided with a transformer body, one side of the box door is provided with a test pencil, one end of the test pencil is positioned outside the box door, the other end of the test pencil extends to the inner cavity of the insulating box and is connected with the surface of the transformer body, the transformer body is provided with a cavity, the inner cavity of the cavity is horizontally provided with a fixed plate, and the fixed plate is rotatably connected with a movable rod through a spring hinge, under the matching of the arranged pressing rod, a first reset spring, the movable rod, a limiting rod, a second reset spring, the spring hinge and a pressing block, when the electric leakage of the transformer is discovered through the test pencil, the pressing rod is pressed to enable the pressing block to be contacted with a, thereby playing the effect of preventing electric shock, preventing the electric shock from harming personal safety, and improving the safety.
Description
Technical Field
The utility model relates to a power equipment technical field specifically is a box transformer of protection against electric shock.
Background
The box-type transformer is generally called as a box transformer for short, the traditional transformer is intensively designed in a box-type shell, and the box-type transformer has the advantages of small volume, light weight, low noise, low loss and high reliability, and is widely applied to residential districts, commercial centers, light stations, airports, factories and mines, enterprises, hospitals, schools and other places.
In the current electric power facilities, especially box-type transformers are commonly used and are arranged in a plurality of communities, but the existing box-type transformers have poor electric shock prevention effect, easily cause electric shock accidents to people and crises the personal safety of people.
Disclosure of Invention
An object of the utility model is to provide a box transformer of protection against electric shock to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
an electric shock-proof box-type transformer comprises a base, wherein an insulating box is arranged on the upper surface of the base, a box door is arranged on the insulating box, a transformer body is arranged in an inner cavity of the insulating box, a test pencil is arranged on one side of the box door, one end of the test pencil is positioned on the outer side of the box door, the other end of the test pencil extends into the inner cavity of the insulating box and is matched with the surface of the transformer body, a cavity is arranged on the transformer body, a fixed plate is horizontally arranged in the inner cavity of the cavity, a movable rod is rotatably connected onto the fixed plate through a spring hinge, a pressing block is arranged on one side of the bottom of the movable rod, a switch is arranged on the inner wall of the cavity and corresponds to the pressing block, a limiting rod is rotatably connected onto the inner wall of the top end of the cavity through a rotating shaft, a, the pressing rod penetrates through the insulating box and extends to the inner cavity of the cavity, the pressing rod is connected with the insulating box and the cavity in a sliding mode, the end part of the pressing rod is in contact with one side of the top end of the movable rod, the top end of the insulating box is provided with the supporting columns close to four corners, the top ends of the supporting columns are provided with the rain shields, the rain shields are arranged in an inclined mode, when the transformer is used, when the transformer leaks electricity, if a human body accidentally touches the insulating box, the danger of electric shock cannot occur, meanwhile, whether the surface of the transformer body is electrified or not can be detected through the arranged test pencil, if the transformer body is electrified, the transformer body leaks electricity, at the moment, a user presses the end part of the pressing rod to press one side of the top end of the movable rod through pressing of the pressing rod, under the action of the second reset spring, the top end of the movable rod moves to the, thereby make the transformer body outage to play the effect of protection against electric shock, improved the security.
As a further aspect of the present invention: the utility model discloses a transformer box door, including chamber door, measuring pen, spout, movable block, spout, sliding block, casing door one side is provided with the opening, the open-ended size is greater than the size of measuring pen, the open-ended both sides all are provided with the spout, be provided with the movable block on the measuring pen, movable block one side corresponds with the spout and is provided with the slider, slider and spout sliding connection are through setting up slider and spout sliding connection for the movable block drives the measuring pen and does and reciprocate on the chamber door, thereby makes the measuring pen carry out leakage detection to transformer.
As a further aspect of the present invention: the insulating case both sides all are provided with the ventilation hole, through the ventilation hole that sets up, play ventilation cooling's effect to insulating incasement portion.
As a further aspect of the present invention: the utility model discloses an insulation box, including insulation box, screw sleeve, extrusion board, base upper surface, transformer body and base, insulation box back is provided with the swivel nut, the swivel nut rotates and is connected with the screw rod, the screw rod tip extends to the insulation box inner chamber and rotates through the bearing and be connected with the stripper plate, stripper plate and transformer body surface contact rotate through setting up the screw rod and being connected, because the base upper surface is provided with the recess for the transformer body is fixed in the recess to under the effect of stripper plate, make the transformer body more firm.
As a further aspect of the present invention: the box door is rotatably connected with the insulating box through a hinge, and a handle is arranged on the surface of the box door.
As a further aspect of the present invention: the transformer is characterized in that a connecting plate is arranged on the pressing rod, a first reset spring is arranged between the connecting plate and the side wall of the transformer body, and when the pressing rod is pressed, the pressing rod is enabled to reset rapidly through the first reset spring which is arranged, so that preparation is made for next pressing.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses a press down the cooperation between depression bar, first reset spring, movable rod, gag lever post, second reset spring, clockwork spring hinge, the piece of suppressing that sets up under, when discovering the transformer electric leakage through the test pencil, through pressing down the depression bar for the piece of suppressing contacts with the switch, thereby makes the transformer outage, thereby plays the effect of protection against electric shock, prevents to electrocute harm personal safety, has improved the security.
Drawings
Fig. 1 is a schematic structural diagram of an electric shock prevention box-type transformer.
Fig. 2 is a connection diagram of a transformer body and an insulation box in an electric shock prevention box type transformer.
Fig. 3 is a partially enlarged view of a in a box type transformer for preventing electric shock.
Fig. 4 is a partially enlarged view of B in the electric shock preventing box type transformer.
In the figure: 1. a base; 2. an insulating case; 3. a box door; 4. a movable block; 5. a test pencil; 6. a vent hole; 7. a handle; 8. a pillar; 9. a rain shield; 10. a transformer body; 11. a cavity; 12. a fixing plate; 13. a screw; 14. a pressing plate; 15. a threaded sleeve; 16. a chute; 17. an opening; 18. a pressing lever; 19. a connecting plate; 20. a first return spring; 21. a limiting rod; 22. a second return spring; 23. a baffle plate; 24. a movable rod; 25. a switch; 26. a pressing block; 27. a clockwork spring hinge.
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 without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, in the embodiment of the present invention, an electric shock preventing box-type transformer includes a base 1, an insulating box 2 is disposed on the upper surface of the base 1, a box door 3 is disposed on the insulating box 2, a transformer body 10 is disposed in an inner cavity of the insulating box 2, a test pencil 5 is disposed on one side of the box door 3, one end of the test pencil 5 is located outside the box door 3, the other end of the test pencil 5 extends into the inner cavity of the insulating box 2 and contacts the surface of the transformer body 10, a cavity 11 is disposed on the transformer body 10, a fixed plate 12 is horizontally disposed in the inner cavity of the cavity 11, a movable rod 24 is rotatably connected to the fixed plate 12 through a spring hinge 27, a pressing block 26 is disposed on one side of the bottom of the movable rod 24, a switch 25 is disposed on the inner wall of the cavity 11 corresponding to the pressing block 26, a, just gag lever post 21 one side is provided with baffle 23, be provided with second reset spring 22 between baffle 23 and the gag lever post 21, 2 one sides of insulation box are provided with press the depression bar 18, press the depression bar 18 to pass insulation box 2 and extend to cavity 11 inner chamber, just press depression bar 18 and insulation box 2 and cavity 11 sliding connection, press 18 tip and the contact of 24 top one sides of movable rod of depression bar, 2 tops of insulation box are close to four corners department and all are provided with pillar 8, 8 tops of pillar are provided with weather shield 9, weather shield 9 inclines to set up.
During the use, through the insulating case 2 that sets up, when the transformer electric leakage, if the insulating case 2 is touched to the human body carelessly, the danger of electrocuteeing can not take place, and simultaneously, test pencil 5 through setting up, can detect out whether transformer body 10 surface is electrified, if electrified, then represent transformer body 10 electric leakage, the user is through pressing down press bar 18 this moment, make press bar 18 tip to press 24 top one sides of movable rod, under second reset spring 22's effect, make 24 top activities of movable rod to gag lever post 21 opposite side, thereby make press bar 26 and switch 25 contact, thereby make transformer body 10 outage, thereby play the effect of protection against electric shock, the security has been improved.
The utility model discloses a test pencil box, including chamber door 3, opening 17, test pencil 5, movable block 4, the movable block 4 is provided with the slider with the spout 16 correspondence, slider and 16 sliding connection of spout, the chamber door 3 one side is provided with opening 17, opening 17's size is greater than the size of test pencil 5, the both sides of opening 17 all are provided with spout 16, be provided with movable block 4 on the test pencil 5, movable block 4 one side corresponds with spout 16 and is provided with.
Through setting up slider and 16 sliding connection of spout for movable block 4 drives test pencil 5 and does and reciprocate on chamber door 3, thereby makes test pencil 5 carry out leakage detection to transformer body 10 surface.
And ventilation holes 6 are formed in the two sides of the insulating box 2.
Through the ventilation hole 6 that sets up, to insulating box 2 inside effect of playing ventilation cooling.
The back of the insulation box 2 is provided with a threaded sleeve 15, the threaded sleeve 15 is connected with a screw 13 in a rotating mode, the end portion of the screw 13 extends to the inner cavity of the insulation box 2 and is connected with an extrusion plate 14 in a rotating mode through a bearing, and the extrusion plate 14 is in surface contact with the transformer body 10.
Through setting up screw rod 13 and swivel nut 15 and rotating and be connected, because base 1 upper surface is provided with the recess for transformer body 10 is fixed in the recess, and under the effect of stripper plate 14, makes transformer body 10 more firm.
The box door 3 is rotatably connected with the insulating box 2 through a hinge, and a handle 7 is arranged on the surface of the box door 3.
The pressing rod 18 is provided with a connecting plate 19, and a first return spring 20 is arranged between the connecting plate 19 and the side wall of the transformer body 10.
By providing the first return spring 20, when the pressing lever 18 is pressed, the pressing lever 18 is quickly returned in preparation for the next pressing.
The utility model discloses a theory of operation is:
when the transformer leakage detection device is used, when a transformer leaks electricity, if a human body touches the insulating box 2 carelessly, the danger of electric shock does not occur, meanwhile, whether the surface of the transformer body 10 is electrified or not can be detected through the arranged test pencil 5, if the surface of the transformer body 10 is electrified, the leakage of electricity of the transformer body 10 is indicated, at the moment, a user presses the pressing rod 18 to enable the end part of the pressing rod 18 to press one side of the top end of the movable rod 24, under the action of the second reset spring 22, the top end of the movable rod 24 moves to the other side of the limiting rod 21, so that the pressing block 26 is contacted with the switch 25, the transformer body 10 is powered off, the electric shock prevention effect is achieved, the safety is improved, the movable block 4 drives the test pencil 5 to move up and down on the box door 3 through the sliding connection of the sliding block and the sliding chute 16, so that the test pencil 5 detects the leakage of electricity on the, through the ventilation hole 6 that sets up, inside the insulating case 2 plays ventilation cooling's effect, rotate with swivel nut 15 through setting up screw 13 and be connected, because base 1 upper surface is provided with the recess, make transformer body 10 be fixed in the recess, and under the effect of stripper plate 14, make transformer body 10 more firm, through the first reset spring 20 that sets up, when pressing down depression bar 18, make depression bar 18 reset fast, prepare for pressing down next time, after detecting well, through pulling gag lever post 21, under clockwork spring hinge 27's effect, make the movable rod 24 reset can.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. An electric shock prevention box type transformer comprises a base (1) and is characterized in that an insulation box (2) is arranged on the upper surface of the base (1), a box door (3) is arranged on the insulation box (2), a transformer body (10) is arranged in the inner cavity of the insulation box (2), a test pencil (5) is arranged on one side of the box door (3), one end of the test pencil (5) is located on the outer side of the box door (3), the other end of the test pencil (5) extends to the inner cavity of the insulation box (2) and is arranged on the surface of the transformer body (10), a cavity (11) is arranged on the transformer body (10), a fixed plate (12) is horizontally arranged in the inner cavity of the cavity (11), a movable rod (24) is rotatably connected to the fixed plate (12) through a spring hinge (27), a pressing block (26) is arranged on one side of the bottom of the movable rod (24), and a switch (25) is arranged on the inner wall, cavity (11) top inner wall rotates through the pivot to be connected with gag lever post (21), just gag lever post (21) one side is provided with baffle (23), be provided with second reset spring (22) between baffle (23) and gag lever post (21), insulating box (2) one side is provided with presses down depression bar (18), press down depression bar (18) to pass insulating box (2) and extend to cavity (11) inner chamber, just press down depression bar (18) and insulating box (2) and cavity (11) sliding connection, press down depression bar (18) tip and movable rod (24) top one side contact, insulating box (2) top is close to four corners department and all is provided with pillar (8), pillar (8) top is provided with weather shield (9), weather shield (9) slope sets up.
2. The box-type transformer for preventing electric shock as claimed in claim 1, characterized in that an opening (17) is formed in one side of the box door (3), the size of the opening (17) is larger than that of the test pencil (5), sliding grooves (16) are formed in two sides of the opening (17), a movable block (4) is arranged on the test pencil (5), a sliding block is arranged on one side of the movable block (4) corresponding to the sliding grooves (16), and the sliding block is connected with the sliding grooves (16) in a sliding manner.
3. An electric shock protection box transformer according to claim 1, characterized in that said insulating box (2) is provided with ventilation holes (6) on both sides.
4. An electric shock protection box type transformer according to claim 1, characterized in that the back of the insulation box (2) is provided with a threaded sleeve (15), the threaded sleeve (15) is rotatably connected with a threaded rod (13), the end of the threaded rod (13) extends to the inner cavity of the insulation box (2) and is rotatably connected with a pressing plate (14) through a bearing, and the pressing plate (14) is in surface contact with the transformer body (10).
5. An electric shock protection box transformer according to claim 1, characterized in that said box door (3) is pivotally connected to said insulating box (2) by means of a hinge, said box door (3) being provided with a handle (7) on its surface.
6. An electric shock protection box transformer according to claim 1, characterized in that the pressing rod (18) is provided with a connecting plate (19), and a first return spring (20) is arranged between the connecting plate (19) and the side wall of the transformer body (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020326560.7U CN211265182U (en) | 2020-03-16 | 2020-03-16 | Box transformer of protection against electric shock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020326560.7U CN211265182U (en) | 2020-03-16 | 2020-03-16 | Box transformer of protection against electric shock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211265182U true CN211265182U (en) | 2020-08-14 |
Family
ID=71958925
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020326560.7U Expired - Fee Related CN211265182U (en) | 2020-03-16 | 2020-03-16 | Box transformer of protection against electric shock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211265182U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112382463A (en) * | 2021-01-18 | 2021-02-19 | 南京沪泰成套电器有限公司 | Anti-creeping detection early warning device for installation box of rectifier three-phase transformer |
| CN112908620A (en) * | 2021-02-20 | 2021-06-04 | 刘国华 | Anti-electric shock transformer shell |
-
2020
- 2020-03-16 CN CN202020326560.7U patent/CN211265182U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112382463A (en) * | 2021-01-18 | 2021-02-19 | 南京沪泰成套电器有限公司 | Anti-creeping detection early warning device for installation box of rectifier three-phase transformer |
| CN112908620A (en) * | 2021-02-20 | 2021-06-04 | 刘国华 | Anti-electric shock transformer shell |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211265182U (en) | Box transformer of protection against electric shock | |
| CN207764259U (en) | A kind of relay protection contact point action display device | |
| CN201902106U (en) | Door opener of refrigerator | |
| CN209232633U (en) | A kind of microswitch with dust reduction capability | |
| CN208257165U (en) | A kind of communication cabinet with warning function of electric leakage | |
| CN206250080U (en) | A kind of Multifunctional key switch | |
| CN207338160U (en) | A kind of door opening electrical outage power control cabinet | |
| CN205666368U (en) | Safety door's socket is equipped with | |
| CN206236846U (en) | Automatic coupling safe socket component | |
| CN210039843U (en) | Electric shock prevention box type transformer shell | |
| CN212114094U (en) | Electric shock-proof waterproof wall socket | |
| CN208078476U (en) | A kind of capacitor box with dedusting function | |
| CN215496417U (en) | Emergency stop button for laboratory | |
| CN210685631U (en) | Steel-plastic composite energy-saving auxiliary frame | |
| CN217739280U (en) | Electric shock prevention ammeter case | |
| CN211319977U (en) | Prevent switch button of short circuit | |
| CN209088196U (en) | A kind of core safety socket | |
| CN205432138U (en) | RBA core that atomizes | |
| CN220731959U (en) | Switch face-piece that installation leakproofness is good | |
| CN209434478U (en) | A kind of push-and-pull suitching type socket | |
| CN216251273U (en) | Electric shock prevention modular socket | |
| CN207338175U (en) | New case switch panel structure of registering one's residence | |
| CN212158890U (en) | Building safety detects with portable's pressure measurement | |
| CN218384880U (en) | Electric switch with protection function | |
| CN216777789U (en) | Electric box with fire extinguisher |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200814 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |