CN112051421B - But block terminal of self-checking electric leakage - Google Patents
But block terminal of self-checking electric leakage Download PDFInfo
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- CN112051421B CN112051421B CN202010975224.XA CN202010975224A CN112051421B CN 112051421 B CN112051421 B CN 112051421B CN 202010975224 A CN202010975224 A CN 202010975224A CN 112051421 B CN112051421 B CN 112051421B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R11/00—Electromechanical arrangements for measuring time integral of electric power or current, e.g. of consumption
- G01R11/02—Constructional details
- G01R11/04—Housings; Supporting racks; Arrangements of terminals
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/52—Testing for short-circuits, leakage current or ground faults
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Abstract
The invention discloses a distribution box capable of automatically detecting electric leakage, which comprises a machine body, wherein a machine cavity is arranged in the machine body, moving cavities with openings facing to the center direction of the machine cavity are arranged on the left inner wall and the right inner wall of the machine cavity, an operation block is connected in the moving cavities in a sliding manner, an operation cavity penetrating through the operation block up and down is arranged in the operation block, a cut-off cavity with a backward opening is arranged on the front inner wall of the operation cavity, a power-off protection mechanism is arranged in the cut-off cavity, and a power cavity is arranged on the upper side of the upper inner wall of the machine cavity. Can realize through mechanical transmission with block terminal automatic re-setting to alleviate worker's work load.
Description
Technical Field
The invention relates to the field of power equipment, in particular to a distribution box capable of self-checking electric leakage.
Background
The block terminal can be used often in daily power consumption and distribute the electric energy, and the phenomenon of electric leakage can appear to the block terminal, needs the professional to its outage during the electric leakage, and the electric wire of block terminal after the outage need be to its insulating isolation, and these all need the manual work to arrange in order.
At present, the power failure of the distribution box and the insulation and isolation of the power transmission line are manually operated, so that the phenomena of power failure of the distribution box and the complex insulation and isolation process of the power transmission line exist, a large amount of physical power of workers is consumed, and the workload of the workers is increased.
Disclosure of Invention
The invention aims to solve the technical problem of providing a distribution box capable of self-detecting electric leakage, solving the problems that the distribution box cannot be automatically illuminated and the power transmission line cannot be automatically insulated and isolated and the like, and increasing the functions of automatically cutting off the distribution box and automatically insulating and isolating the power transmission line.
The invention is realized by the following technical scheme.
The invention relates to a distribution box capable of automatically detecting electric leakage, which comprises a machine body, wherein a machine cavity is arranged in the machine body, moving cavities with openings facing to the center direction of the machine cavity are arranged on the left inner wall and the right inner wall of the machine cavity, an operation block is connected in the moving cavities in a sliding manner, an operation cavity penetrating through the operation block up and down is arranged in the operation block, a cut-off cavity with a backward opening is arranged on the front inner wall of the operation cavity, a power-off protection mechanism is arranged in the cut-off cavity, a power cavity is arranged on the upper side of the upper inner wall of the machine cavity, a power mechanism is arranged in the power cavity, a detection cavity with a leftward opening is arranged on the left end surface of the machine body, a detection mechanism is arranged in the detection cavity, the power-off protection mechanism comprises a cut-off electromagnet fixedly connected with the front inner, the sliding shaft penetrates through the operation block up and down and is connected with the operation block in a sliding manner, the lower inner wall of the moving cavity on the right side is rotatably connected with a rotating shaft, the rotating shaft penetrates through the operation block up and down and is connected with the operation block in a threaded manner, the inner wall of the machine cavity is fixedly connected with a power distribution block, four transmission wires are respectively connected to the upper end face and the lower end face of the power distribution block in an input and output manner, clamping cavities with openings facing to the center direction of the machine cavity are respectively arranged on the front inner wall and the rear inner wall of the machine cavity, clamping blocks are slidably connected in the clamping cavities, the clamping cavities are far away from the central inner wall of the machine cavity, clamping springs fixedly connected with the clamping blocks far away from the central end face of the machine cavity are fixedly connected to the central end face of the machine cavity, clamping stay ropes are fixedly connected to the two clamping blocks far away from, and the inner wall of the insulation cavity is fixedly connected with an insulation block.
Further, the power mechanism comprises a power motor which is positioned on the upper inner wall of the power cavity and is fixedly connected with the power motor, the lower end of the power motor is fixedly and dynamically connected with a power shaft, the power shaft is fixedly connected with a power gear, the upper end of the rotating shaft is rotatably connected with the upper inner wall of the power cavity, a driven cavity with a left opening is arranged on the right inner wall of the power cavity, a driven block is connected in a sliding manner in the driven cavity, a driven spring fixedly connected with the upper end of the driven block is fixedly connected with the upper inner wall of the driven cavity, a limiting pull rope is fixedly connected with the upper end of the driven block, a rotating gear is connected with the rotating shaft in a key manner, a driven groove with a left opening is arranged on the left end face of the driven block, the rotating gear is connected in the driven groove in a sliding manner, a push-out cavity with a, and the right inner wall of the ejection cavity is fixedly connected with an ejection spring fixedly connected with the right end of the ejection block, and the right end of the ejection block is fixedly connected with a braking pull rope and a sliding pull rope.
Further, it is connected with the rotation axis to rotate on the inner wall about the power chamber, the key joint has rotary gear on the rotation axis, the winding has two on the rotation axis press from both sides the other end of tight stay cord, be equipped with the decurrent torsional spring groove of opening on the inner wall on the power chamber, the rotation axis is in torsional spring inslot sliding connection, on the torsional spring groove on the inner wall fixedly connected with rotation axis upper end fixed connection's rotatory torsional spring, be equipped with the chamber that moves upward that the opening is right on the inner wall of power chamber left side, it has last shifting block to move upward intracavity sliding connection, on moving upward on the chamber on the inner wall fixedly connected with go up shifting block upper end fixed connection's last shift spring, it links the stay cord to go up shifting block upper end fixed connection, it is equipped with the opening groove that moves upward right on the shifting block right.
Furthermore, the detection mechanism comprises a conductive block which is positioned on the inner wall of the detection cavity and is fixedly connected with the outside, a piezoelectric material block and a limiting block are connected in the detection cavity in a sliding manner, a limiting spring fixedly connected with the right end of the limiting block is fixedly connected on the right inner wall of the detection cavity, the right end of the limiting block is fixedly connected with the other end of the limiting pull rope, a limiting cavity with a downward opening is arranged on the upper inner wall of the detection cavity, a limiting block is connected in the limiting cavity in a sliding manner, a limiting spring fixedly connected with the upper end of the limiting block is fixedly connected on the upper inner wall of the limiting cavity, a limiting electromagnet is fixedly connected on the upper inner wall of the limiting cavity, a limiting groove with an upward opening is arranged on the upper end face of the limiting block, a linkage cavity and a braking cavity with a rightward opening are arranged on the left inner wall, the novel hydraulic brake is characterized in that a linkage spring fixedly connected with the left end of the linkage block is fixedly connected to the left inner wall of the linkage cavity, the left end of the linkage block is fixedly connected with the other end of the linkage pull rope, a brake block is slidably connected into the brake cavity, a brake spring fixedly connected with the left end of the brake block is fixedly connected to the left inner wall of the brake cavity, the left end of the brake block is fixedly connected with the other end of the brake pull rope, a left-opening sliding cavity is formed in the left end face of the machine body, a sliding block is slidably connected into the sliding cavity, and the upper end of the sliding block is.
Furthermore, the elasticity of restriction spring is greater than the elasticity of passive spring, brake spring's elasticity is greater than ejecting spring's elasticity, linkage spring's elasticity is greater than it shifts up the elasticity of spring, the torsion of rotatory torsional spring is greater than two clamping spring's elasticity with, cut the electro-magnet with cut the piece and repel each other and inhale, the rotating gear with the frictional force of power gear is greater than rotatory torsional spring's torsion, ejecting spring's elasticity is greater than passive spring's elasticity.
The invention has the beneficial effects that: the power distribution box is simple in structure and convenient and fast to operate, when the power distribution box has an electric leakage condition, the power transmission line can be automatically cut off through mechanical transmission to stop supplying power to the power distribution box, when the cut-off power transmission line needs to be insulated and isolated, the automatic insulation and isolation of the cut-off power transmission line can be realized through the mechanical transmission, and when a maintenance worker finishes maintaining the power distribution box, the automatic resetting of the power distribution box can be realized through the mechanical transmission, so that the workload of the worker is reduced.
Drawings
In order to more clearly illustrate the embodiments of the 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 invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic structural diagram at A-A in FIG. 1 according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram at B-B in FIG. 1 according to an embodiment of the present invention;
FIG. 4 is an enlarged schematic view of the structure at C in FIG. 1 according to an embodiment of the present invention;
fig. 5 is an enlarged schematic structural diagram at D in fig. 1 according to an embodiment of the present invention.
Detailed Description
The invention will now be described in detail with reference to fig. 1-5, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
With reference to fig. 1-5, the distribution box capable of self-detecting leakage comprises a machine body 10, a machine cavity 11 is arranged in the machine body 10, a moving cavity 14 with an opening facing to the center direction of the machine cavity 11 is arranged on the left inner wall and the right inner wall of the machine cavity 11, an operation block 17 is slidably connected in the moving cavity 14, an operation cavity 26 penetrating through the operation block 17 from top to bottom is arranged in the operation block 17, a blocking cavity 27 with a backward opening is arranged on the front inner wall of the operation cavity 26, a power-off protection mechanism 71 is arranged in the blocking cavity 27, a power cavity 50 is arranged on the upper inner wall of the machine cavity 11, a power mechanism 70 is arranged in the power cavity 50, a detection cavity 39 with a leftward opening is arranged on the left end surface of the machine body 10, a detection mechanism 72 is arranged in the detection cavity 39, the power-off protection mechanism 71 comprises an electromagnet 28 fixedly connected with the front inner wall of the blocking, the left side is moved and is rotated on the upper inner wall and the lower inner wall of the chamber 14 and be connected with the sliding shaft 15, the sliding shaft 15 runs through the operation block 17 from top to bottom and is connected with the operation block 17 in a sliding manner, the right side is moved and is rotated and connected with the rotating shaft 16 on the lower inner wall of the chamber 14, the rotating shaft 16 runs through the operation block 17 from top to bottom and is connected with the operation block 17 in a threaded manner, the inner wall of the chamber 11 is fixedly connected with the power distribution block 12, the upper end face and the lower end face of the power distribution block 12 are respectively connected with four transmission wires 13 in an input and output manner, the front inner wall and the rear inner wall of the chamber 11 are respectively provided with a clamping chamber 30 with an opening facing to the central direction of the chamber 11, the clamping chamber 30 is connected with a clamping block 31 in a sliding manner, the clamping chamber 30 is far away from a clamping spring 32 fixedly connected with the central inner wall of the chamber 11 and the clamping block, the clamping block 31 is close to the end face of the center of the machine cavity 11, an insulating cavity 34 with an opening facing the center of the machine cavity 11 is formed in the end face, and an insulating block 35 is fixedly connected to the inner wall of the insulating cavity 34.
Advantageously, the power mechanism 70 comprises a power motor 51 fixedly connected to the upper inner wall of the power cavity 50, a power shaft 52 is fixedly connected to the lower end of the power motor 51, a power gear 53 is fixedly connected to the power shaft 52, the upper end of the rotating shaft 16 is rotatably connected to the upper inner wall of the power cavity 50, a driven cavity 55 with a left opening is formed in the right inner wall of the power cavity 50, a driven block 56 is slidably connected to the driven cavity 55, a driven spring 57 fixedly connected to the upper end of the driven block 56 is fixedly connected to the upper inner wall of the driven cavity 55, a limiting pull rope 44 is fixedly connected to the upper end of the driven block 56, a rotating gear 54 is keyed to the rotating shaft 16, a driven slot 58 with a left opening is formed in the left end face of the driven block 56, the rotating gear 54 is slidably connected to the driven slot 58, and an ejecting cavity 59 with a left opening is formed in the right inner wall of the driven cavity 55, an ejection block 60 is slidably connected in the ejection cavity 59, an ejection spring 61 fixedly connected with the right end of the ejection block 60 is fixedly connected on the right inner wall of the ejection cavity 59, and a braking pull rope 25 and a sliding pull rope 38 are fixedly connected with the right end of the ejection block 60.
Beneficially, a rotating shaft 66 is rotatably connected to the upper and lower inner walls of the power cavity 50, a rotating gear 67 is keyed on the rotating shaft 66, two other ends of the clamping pull rope 33 are wound on the rotating shaft 66, a torsion spring slot 68 with a downward opening is arranged on the upper inner wall of the power cavity 50, the rotating shaft 66 is slidably connected in the torsion spring slot 68, a rotating torsion spring 69 fixedly connected to the upper end of the rotating shaft 66 is fixedly connected to the upper inner wall of the torsion spring slot 68, an upward moving cavity 62 with a rightward opening is arranged on the left inner wall of the power cavity 50, an upward moving block 63 is slidably connected in the upward moving cavity 62, an upward moving spring 64 fixedly connected to the upper end of the upward moving block 63 is fixedly connected to the upper inner wall of the upward moving cavity 62, a linkage pull rope 21 is fixedly connected to the upper end of the upward moving block 63, an upward moving slot 65 with a rightward opening, the rotary gear 67 is slidably coupled within the upper slot 65.
Beneficially, the detection mechanism 72 includes a conductive block 40 located on the inner wall of the detection cavity 39 and fixedly connected with an external communication part, a piezoelectric material block 41 and a limiting block 42 are slidably connected in the detection cavity 39, a limiting spring 43 fixedly connected with the right end of the limiting block 42 is fixedly connected on the right inner wall of the detection cavity 39, the right end of the limiting block 42 is fixedly connected with the other end of the limiting pull rope 44, a limiting cavity 46 with a downward opening is arranged on the upper inner wall of the detection cavity 39, a limiting block 47 is slidably connected in the limiting cavity 46, a limiting spring 48 fixedly connected with the upper end of the limiting block 47 is fixedly connected on the upper inner wall of the limiting cavity 46, a limiting electromagnet 49 is fixedly connected on the upper inner wall of the limiting cavity 46, a limiting groove 45 with an upward opening is arranged on the upper end surface of the limiting block 42, and a linkage cavity 18, a left inner wall of, The brake device comprises a brake cavity 22, a linkage block 19 is connected in the linkage cavity 18 in a sliding mode, a linkage spring 20 fixedly connected with the left end of the linkage block 19 is fixedly connected on the left inner wall of the linkage cavity 18, the left end of the linkage block 19 is fixedly connected with the other end of a linkage pull rope 21, a brake block 23 is connected in the brake cavity 22 in a sliding mode, a brake spring 24 fixedly connected with the left end of the brake block 23 is fixedly connected on the left inner wall of the brake cavity 22, the left end of the brake block 23 is fixedly connected with the other end of the brake pull rope 25, a sliding cavity 36 with an opening facing left is formed in the left end face of the machine body 10, a sliding block 37 is connected in the sliding cavity 36, and the upper end of the.
Advantageously, the elastic force of the limiting spring 43 is greater than the elastic force of the passive spring 57, the elastic force of the braking spring 24 is greater than the elastic force of the ejecting spring 61, the elastic force of the linking spring 20 is greater than the elastic force of the upward moving spring 64, the torsion force of the rotating torsion spring 69 is greater than the sum of the elastic forces of the two clamping springs 32, the cut-off electromagnet 28 is attracted to the cut-off block 29, the friction force between the rotating gear 67 and the power gear 53 is greater than the torsion force of the rotating torsion spring 69, and the elastic force of the ejecting spring 61 is greater than the elastic force of the passive spring 57.
In the initial state, the passive spring 57 is in a compressed state, the eject spring 61 is in a compressed state, the linking spring 20 is in a compressed state, the two clamp springs 32 are in a compressed state, the cutoff electromagnet 28 is attracted to the cutoff block 29, and the slide cord 38 is in a relaxed state.
When the distribution box leaks electricity during operation, current is generated on the surface of the machine body 10, the conductive block 40 conducts the current to the piezoelectric material block 41, the piezoelectric material block 41 expands, the limiting block 42 is pushed rightwards, the limiting spring 43 is compressed, the limiting pull rope 44 is loosened, the limiting block 42 moves rightwards, the limiting block 47 is pushed upwards and limited in the limiting groove 45 by the limiting block 42 which moves rightwards, the limiting block 42 cannot move, the limiting spring 48 is compressed and then reset, the limiting pull rope 44 is loosened, the driven spring 57 is reset, the driven block 56 moves downwards, the rotating gear 54 moves downwards to be meshed with the power gear 53, the cut-off electromagnet 28 starts to work and is repelled by the cut-off block 29, the cut-off block 29 moves backwards to cut off the four transmission wires 13, the cut-off electromagnet 28 works and is attracted by the cut-off block 29 after cutting off, the cut-off electromagnet 28 and the cut-off block 29 are reset, the power motor 51 is started, the power shaft 52 is rotated by the operation of the power motor 51, the power shaft 52 rotates to drive the power gear 53 and the rotating gear 54 to rotate, the rotating gear 54 rotates to drive the rotating shaft 16 to rotate, the rotating shaft 16 is in threaded connection with the operation block 17, the sliding shaft 15 is in sliding connection with the operation block 17, the rotating shaft 16 rotates to drive the operation block 17 to move upwards, when the operation block 17 moves to the upper side of the linkage block 19, the linkage block 19 is not limited by the operation block 17 any more, the linkage block 19 moves rightwards, the linkage spring 20 is reset, the linkage pull rope 21 is pulled, the upward moving spring 64 is compressed, the upward moving block 63 is pulled upwards, the rotating gear 67 moves upwards to be in contact with the power gear 53, the power gear 53 rotates to drive the rotating gear 67 to rotate, the rotating gear, so that the rotary torsion spring 69 is twisted, the two clamping pull ropes 33 are loosened, the clamping spring 32 is reset, the clamping block 31 moves towards the direction close to the center of the machine cavity 11, the four transmission wires 13 are limited in the insulating cavity 34 and are wrapped by the insulating block 35, the operating block 17 moves upwards to collide with the braking block 23, the braking block 23 is pushed leftwards, the braking spring 24 is compressed, the braking pull rope 25 is loosened, the ejecting spring 61 is reset, the ejecting block 60 is pushed leftwards, the driven block 56 is pushed upwards, the rotating gear 54 moves upwards to be disengaged from the power gear 53, the rotating gear 54, the rotating shaft 16 and the operating block 17 stop rotating, when a maintenance worker needs to maintain the rotating torsion spring, the power motor 51 is reversed, the power shaft 52, the power gear 53, the rotating gear 67 and the rotating shaft 66 are reversed, the rotary torsion spring 69 is reset, the clamping block 31 moves towards the direction close to the center of, The clamping rope 33 is loosened so that the two clamping springs 32 are compressed, the two clamping blocks 31 are moved to the initial position so that the four transmission wires 13 which are cut off are no longer restrained, the slide block 37 is pushed to the right when the maintenance is completed, the slide rope 38 is stretched so that the ejector block 60 is pulled to the right so that the ejector block 60 no longer restrains the passive block 56, the passive block 56 is moved downward and the passive spring 57 is reset so that the rotary gear 54 is moved downward to be engaged with the power gear 53, the power gear 53 is reversed to drive the rotary gear 54 and the rotary shaft 16 to be reversed, the operation block 17 is moved downward to the initial position so that the linkage block 19 is moved leftward to the initial position so that the linkage rope 21 is loosened so that the upper block 63 and the rotary gear 67 are moved downward to the initial position, the limit electromagnet 49 is operated to attract the limit block 47, so that the piezoelectric material block 41, The restricting block 42 is moved to the initial position, so that the restricting spring 43 is returned, the restricting pull cord 44 is pulled, the passive block 56 and the rotating gear 54 are pulled up to the initial position, and the return is completed.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (5)
1. The utility model provides a but block terminal of self-checking electric leakage, includes the organism, its characterized in that: a machine cavity is arranged in the machine body, moving cavities with openings facing to the center direction of the machine cavity are arranged on the left inner wall and the right inner wall of the machine cavity, an operation block is connected in the moving cavities in a sliding manner, an operation cavity penetrating through the operation block from top to bottom is arranged in the operation block, a cut-off cavity with a backward opening is arranged on the front inner wall of the operation cavity, a power-off protection mechanism is arranged in the cut-off cavity, a power cavity is arranged on the upper side of the upper inner wall of the machine cavity, a power mechanism is arranged in the power cavity, a detection cavity with a leftward opening is arranged on the left end face of the machine body, a detection mechanism is arranged in the detection cavity, the power-off protection mechanism comprises a cut-off electromagnet fixedly connected with the front inner wall of the cut-off cavity, the cut-off cavity is connected with a cut-off block, a rotating shaft is rotatably connected on the lower inner wall of the right moving cavity, the rotating shaft vertically penetrates through the operating block and is in threaded connection with the operating block, the inner wall of the machine cavity is fixedly connected with a power distribution block, the upper end surface and the lower end surface of the power distribution block are respectively connected with four transmission wires in an input and output way, the front and rear inner walls of the machine cavity are respectively provided with a clamping cavity with an opening facing to the center direction of the machine cavity, a clamping block is connected in the clamping cavity in a sliding way, a clamping spring fixedly connected with the clamping block far away from the central end face of the machine cavity is fixedly connected on the inner wall of the clamping cavity far away from the central inner wall of the machine cavity, a clamping pull rope is fixedly connected on the two clamping blocks far away from the central end face of the machine cavity, the clamping block is close to an insulation cavity with an opening facing the center direction of the machine cavity, and the insulation block is fixedly connected to the inner wall of the insulation cavity.
2. The self-leakage-detectable distribution box according to claim 1, characterized in that: the power mechanism comprises a power motor which is positioned on the upper inner wall of the power cavity and is fixedly connected with the power cavity, the lower end of the power motor is fixedly and dynamically connected with a power shaft, the power shaft is fixedly connected with a power gear, the upper end of the rotating shaft is rotatably connected with the upper inner wall of the power cavity, the right inner wall of the power cavity is provided with a driven cavity with a leftward opening, the driven cavity is internally and slidably connected with a driven block, the upper inner wall of the driven cavity is fixedly connected with a driven spring fixedly connected with the upper end of the driven block, the upper end of the driven block is fixedly connected with a limiting pull rope, the rotating shaft is in key connection with a rotating gear, the left end surface of the driven block is provided with a driven groove with a leftward opening, the rotating gear is in sliding connection with the driven groove, the right inner wall of the driven cavity is provided, and the right inner wall of the ejection cavity is fixedly connected with an ejection spring fixedly connected with the right end of the ejection block, and the right end of the ejection block is fixedly connected with a braking pull rope and a sliding pull rope.
3. A self-leakage-detectable distribution box according to claim 2, characterized in that: rotate on the inner wall about the power chamber and be connected with the rotation axis, the key connection has rotary gear on the rotation axis, the winding has two on the rotation axis press from both sides the other end of tight stay cord, be equipped with the decurrent torsional spring groove of opening on the inner wall on the power chamber, the rotation axis is in torsional spring inslot sliding connection, on the torsional spring groove on the inner wall fixedly connected with rotation axis upper end fixed connection's rotatory torsional spring, be equipped with the chamber that moves upward that the opening is right on the inner wall of power chamber left side, it has the piece of shifting up to shift up intracavity sliding connection, on shifting up on the chamber on the inner wall fixedly connected with on the piece upper end fixed connection shift up the spring, on shift up piece upper end fixedly connected with linkage stay cord, on shift up the piece right-hand member face be equipped with the opening groove.
4. A self-leakage-detectable distribution box according to claim 3, characterized in that: the detection mechanism comprises a conductive block fixedly connected with the outer communication part on the inner wall of the detection cavity, a piezoelectric material block and a limiting block are connected in the detection cavity in a sliding manner, a limiting spring fixedly connected with the right end of the limiting block is fixedly connected to the right inner wall of the detection cavity, the other end of the limiting pull rope is fixedly connected to the right end of the limiting block, a limiting cavity with a downward opening is arranged on the upper inner wall of the detection cavity, a limiting block is connected in the limiting cavity in a sliding manner, a limiting spring fixedly connected with the upper end of the limiting block is fixedly connected to the upper inner wall of the limiting cavity, a limiting electromagnet is fixedly connected to the upper inner wall of the limiting cavity, a limiting groove with an upward opening is arranged on the upper end face of the limiting block, a linkage cavity with a rightward opening and a braking cavity are arranged on the left inner wall of, the novel hydraulic brake is characterized in that a linkage spring fixedly connected with the left end of the linkage block is fixedly connected to the left inner wall of the linkage cavity, the left end of the linkage block is fixedly connected with the other end of the linkage pull rope, a brake block is slidably connected into the brake cavity, a brake spring fixedly connected with the left end of the brake block is fixedly connected to the left inner wall of the brake cavity, the left end of the brake block is fixedly connected with the other end of the brake pull rope, a left-opening sliding cavity is formed in the left end face of the machine body, a sliding block is slidably connected into the sliding cavity, and the upper end of the sliding block is.
5. The self-leakage-detectable distribution box according to claim 4, characterized in that: the elasticity of restriction spring is greater than the elasticity of passive spring, brake spring's elasticity is greater than ejection spring's elasticity, linkage spring's elasticity is greater than it shifts up the elasticity of spring, the torsion of rotatory torsional spring is greater than two clamping spring's elasticity with, cut the electro-magnet with cut the piece and repel each other and inhale, the rotary gear with the frictional force of power gear is greater than the torsion of rotatory torsional spring, ejection spring's elasticity is greater than passive spring's elasticity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010975224.XA CN112051421B (en) | 2020-09-16 | 2020-09-16 | But block terminal of self-checking electric leakage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010975224.XA CN112051421B (en) | 2020-09-16 | 2020-09-16 | But block terminal of self-checking electric leakage |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112051421A CN112051421A (en) | 2020-12-08 |
| CN112051421B true CN112051421B (en) | 2021-04-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010975224.XA Active CN112051421B (en) | 2020-09-16 | 2020-09-16 | But block terminal of self-checking electric leakage |
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| CN (1) | CN112051421B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112909650A (en) * | 2021-02-09 | 2021-06-04 | 南京安卡度家具有限公司 | Automatic plugging and taking socket with leakage protection effect |
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| CN107834385A (en) * | 2017-11-27 | 2018-03-23 | 宁波伊顿电力科技有限公司 | Earth leakage protective distribution box |
| CN208043923U (en) * | 2018-02-09 | 2018-11-02 | 佛山市佳华电气科技有限公司 | A kind of insulation leakagel volume leakage automatic detection device of distribution box |
| CN209329478U (en) * | 2019-02-12 | 2019-08-30 | 新乡市中誉鼎力软件科技股份有限公司 | A kind of distribution box with power-off protection apparatus |
| CN110611257A (en) * | 2019-11-11 | 2019-12-24 | 缙云叶普电子科技有限公司 | Courtyard type energy-saving circuit protection distribution box |
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| CN112051421A (en) | 2020-12-08 |
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