CN111009774B - Insulating protective cover for high-voltage metering box - Google Patents
Insulating protective cover for high-voltage metering box Download PDFInfo
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- CN111009774B CN111009774B CN201911282501.2A CN201911282501A CN111009774B CN 111009774 B CN111009774 B CN 111009774B CN 201911282501 A CN201911282501 A CN 201911282501A CN 111009774 B CN111009774 B CN 111009774B
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/502—Bases; Cases composed of different pieces
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
- H01R13/5202—Sealing means between parts of housing or between housing part and a wall, e.g. sealing rings
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
- H01R13/5205—Sealing means between cable and housing, e.g. grommet
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/58—Means for relieving strain on wire connection, e.g. cord grip, for avoiding loosening of connections between wires and terminals within a coupling device terminating a cable
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/627—Snap or like fastening
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/629—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances
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Abstract
The invention discloses an insulating protective cover for a high-voltage metering box, which comprises the metering box, wherein a plurality of wiring holes are formed in the side wall of the metering box, insulating mechanisms are clamped in the wiring holes, and the insulating mechanisms are fixedly clamped with the wiring holes through clamping mechanisms, so that the insulating protective cover has the beneficial effects that: when the sealing ring receives the pulling force, the triangle block upwards promotes the bull stick, the bull stick promotes the lever joint through the inserted bar and moves down in the one end of joint inslot portion, and then keep the lower extreme of sealing ring and the lateral wall of batch meter more in close contact with, and then prevent that the wiring hole from producing the gap, prevent effectively that the rainwater from getting into inside the wiring hole, prevent to make the circuit produce the short circuit, promote the centre gripping that the double-layered line cover carries out the fastening to the electric wire through the shrink face, when the electric wire receives outside pulling force, press from both sides the line through the double-layered line cover and press from both sides the fastening fixed, and then protect the electric wire through the connection terminal, prevent that.
Description
Technical Field
The invention relates to an insulating protective cover, in particular to an insulating protective cover for a high-voltage metering box, and belongs to the technical field of insulating protection.
Background
The high-voltage metering box is mainly used for metering high-voltage electric energy, is particularly suitable for users of medium and small transformers, can completely and accurately meter active electric energy and reactive electric energy, is ingenious and reasonable in product design, compact in structure, attractive and elegant, each part is tightly blocked, and the electricity larceny prevention capability is strong.
The wiring department of high-voltage metering box generally protects through insulating protection casing, be used for taking place the mistake at live working personnel and touch the messenger, play the insulating guard action that shields or keep apart, but current insulating protection casing instruction carries out simple parcel with the wiring department of electric wire, insulating protection casing has great space, can make rainwater infiltration get into the wiring department of electric wire, and then probably lead to the circuit to take place the short circuit, and when the electric wire received great outside pulling force, insulating protection casing can't provide effectual fixed effect, probably make the electric wire pulled out insulating protection casing, and then cause danger.
Disclosure of Invention
The invention provides an insulating protective cover for a high-voltage metering box, which effectively solves the problems that in the prior art, the wiring position of a wire is simply wrapped by the indication of the insulating protective cover, the insulating protective cover has a larger gap, rainwater can penetrate into the wiring position of the wire, and further a circuit can be possibly short-circuited, and when the wire is subjected to larger external tension, the insulating protective cover cannot provide an effective fixing effect, and the wire can be pulled out of the insulating protective cover, so that danger is caused.
In order to solve the technical problems, the invention provides the following technical scheme:
the invention discloses an insulating protective cover for a high-voltage metering box, which comprises the metering box, wherein a plurality of wiring holes are formed in the side wall of the metering box, insulating mechanisms are clamped in the wiring holes, the insulating mechanisms are fixedly clamped with the wiring holes through clamping mechanisms, and one ends of the insulating mechanisms are fixedly sleeved with wires through the wiring mechanisms.
According to a preferable technical scheme, the insulation mechanism comprises an inserting cylinder, a groove, elastic strips, clamping grooves, triangular blocks, sealing rings and a wiring seat, the inserting cylinder is inserted into a wiring hole, the side walls of the two sides of the inserting cylinder are respectively provided with the groove, the elastic strips are fixedly connected inside the groove, the clamping grooves are respectively formed in the side walls of the two elastic strips far away from each other, the lower ends of the two elastic strips are respectively fixedly connected with the triangular blocks, the upper end of the inserting cylinder is fixedly connected with the sealing rings, the lower ends of the sealing rings are abutted to the side walls of the metering box, and the wiring seat is fixedly connected to the upper ends of the sealing rings.
According to a preferable technical scheme, the clamping mechanism comprises clamping plates, rotating rods, stop blocks, inserting holes, rotating cavities, inserting rods, levers and inclined planes, the clamping plates are fixedly connected to the inner wall of the metering box and located on two sides of the wiring hole, the rotating rods are rotatably connected to the clamping plates, the stop blocks are fixedly connected to the lower ends of the side walls, close to each other, of the two clamping plates, the rotating cavities are formed in the inner walls of the two sides of the wiring hole, the inserting holes are formed in the bottom of the rotating cavities, the inserting rods are inserted into the inserting holes, the levers are rotatably connected to the inner portions of the rotating cavities, one ends of the levers are inserted into corresponding clamping grooves, and the inclined planes are formed in the surfaces of the ends, located in the clamping grooves, of the levers.
As a preferable technical scheme of the invention, the wiring mechanism comprises an internal thread cylinder, an external thread cylinder, a first wire clamping ring, a thread groove, a wire clamping sleeve, a thread ring, a contraction surface, a second wire clamping ring, a rotary sheet, a threaded hole, a through hole and a fixing bolt, wherein the internal thread cylinder is fixedly connected to the inner wall of an opening at one end of a wiring seat far away from a sealing ring, the internal thread of the internal thread cylinder is connected with the external thread cylinder, the side wall of the external thread cylinder far away from the wiring seat is fixedly connected with the first wire clamping ring, the side wall of the first wire clamping ring far away from the external thread cylinder is provided with the thread groove, the inner wall of the thread groove near the external thread cylinder is fixedly connected with the wire clamping sleeve, the internal thread of the thread groove is connected with the thread ring, the inner wall of the thread ring is provided with the contraction surface, and the side wall of the thread, the wire clamping device is characterized in that a rotating piece is fixedly connected to one side wall, away from the first wire clamping ring 53, of the second wire clamping ring, two threaded holes which are symmetrically formed are formed in one side wall, close to the second wire clamping ring, of the first wire clamping ring, two through holes corresponding to the two threaded holes are formed in the side wall of the second wire clamping ring, fixing bolts are inserted into the through holes, and the fixing bolts are in threaded connection with the corresponding threaded holes.
As a preferred technical scheme of the invention, the outer side wall of the sealing ring is provided with a ring groove, and a supporting ring is sleeved in the ring groove.
As a preferable technical scheme of the invention, the upper surface of the triangular block is abutted with the lower surface of the rotating rod at the end far away from the clamping plate, the middle part of the upper surface of the rotating rod is abutted with the lower end of the inserting rod, and the upper end of the inserting rod penetrates through the inserting hole to be abutted with the lower surface of the lever at the end far away from the inclined plane.
As a preferred technical scheme of the invention, the insertion cylinder, the sealing ring and the wire holder are all made of insulating plastic.
In a preferred embodiment of the present invention, one end of the electric wire extends to the inside of the wire holder through the second wire-clamping ring, the first wire-clamping ring, and the external threaded barrel in this order.
The invention has the following beneficial effects:
1. because the lower surface of bull stick one end and three hornblocks upper surface counterbalance contacts, the joint inslot is inserted to the one end that the lever was provided with the inclined plane, and when the sealing ring received the pulling force, three hornblocks upwards promoted the bull stick, and the bull stick promotes the lever joint through the inserted bar and moves down in the one end of joint inslot portion, and then keeps the lower extreme of sealing ring and the lateral wall of batch meter more in close contact with, and then prevents that the wiring hole from producing the gap, prevents effectively that the rainwater from getting into inside the wiring hole, prevents to make the circuit produce the short circuit.
2. With screw thread ring and thread groove threaded connection, promote the centre gripping that the clamp wire cover fastened the electric wire through the shrink face, then it is fixed with first clamp wire ring and second clamp wire ring through fixing bolt, prevent that the electric wire from coming off from first clamp wire ring, then pass through an external screw thread section of thick bamboo and connection terminal fixed connection with first clamp wire ring, when the electric wire receives outside pulling force, press from both sides the wire through the clamp wire cover and press from both sides the fastening and fix, and then protect the electric wire through the connection terminal, prevent that the electric wire from being pulled out insulating protection casing, prevent to cause danger.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic view of the internal structure of the present invention;
FIG. 2 is a schematic side view of the present invention;
FIG. 3 is a split block diagram of the present invention;
FIG. 4 is an enlarged view of portion A of FIG. 1 in accordance with the present invention;
fig. 5 is an enlarged view of portion B of fig. 2 of the present invention.
In the figure: 1. a batch tank; 2. a wiring hole; 31. Inserting a cylinder; 32. grooving; 33. an elastic strip; 34. a clamping groove; 35. a triangular block; 36. a seal ring; 37. a wire holder; 41. A splint; 42. a rotating rod; 43. a stopper; 44. a jack; 45. a rotation chamber; 46. inserting a rod; 47. a lever; 48. a bevel; 51. An internal threaded barrel; 52. an externally threaded barrel; 53. a first wire clamping ring; 54. a thread groove; 55. a wire clamping sleeve; 56. a threaded ring; 57. a shrinking surface; 58. a second wire-clamping ring; 59. rotating the sheet; 510. a threaded hole; 511. a through hole; 512. fixing the bolt; 6. an electric wire; 7. a ring groove; 8. and (4) a supporting ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments 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.
Example (b): as shown in fig. 1-5, the insulating protective cover for the high-voltage metering box comprises a metering box 1, wherein a plurality of wiring holes 2 are formed in the side wall of the metering box 1, insulating mechanisms are clamped in the wiring holes 2, the insulating mechanisms are fixedly clamped with the wiring holes 2 through clamping mechanisms, and one ends of the insulating mechanisms are fixedly sleeved with wires 6 through wiring mechanisms.
The insulation mechanism comprises an inserting cylinder 31, a slot 32, elastic strips 33, clamping grooves 34, triangular blocks 35, a sealing ring 36 and a wiring seat 37, wherein the inserting cylinder 31 is inserted into the wiring hole 2, the two side walls of the inserting cylinder 31 are respectively provided with the slot 32, the inner part of the slot 32 is fixedly connected with the elastic strips 33, the side wall of one side, away from each other, of the two elastic strips 33 is respectively provided with the clamping groove 34, the lower ends of the two elastic strips 33 are respectively and fixedly connected with the triangular blocks 35, the upper end of the inserting cylinder 31 is fixedly connected with the sealing ring 36, the lower end of the sealing ring 36 is abutted against the side wall of the metering box 1, the upper end of the sealing ring 36 is fixedly connected with the wiring seat 37, the inserting cylinder 31 is aligned with the wiring hole 2, then the inserting cylinder 31 is pushed into the wiring hole 2, the elastic strips 33 drive the triangular blocks 35 to move towards the inside of the wiring hole 2, further the inserting cylinder 31 is inserted into the wiring hole 2, then the rotating rod 42 is rotated, the lever 47 is rotated to insert the end of the lever 47 with the inclined surface 48 into the clamping groove 34, and the insertion rod 46 is inserted into the insertion hole 44 to abut between the lever 47 and the rotation rod 42, so that the lower end of the sealing ring 36 abuts against the side wall of the measuring box 1.
The clamping mechanism comprises clamping plates 41, rotating rods 42, stop blocks 43, inserting holes 44, rotating cavities 45, inserting rods 46, levers 47 and inclined planes 48, the clamping plates 41 are fixedly connected to the inner wall of the metering box 1 and positioned on two sides of the wiring hole 2, the rotating rods 42 are rotatably connected to the clamping plates 41, the stop blocks 43 are fixedly connected to the lower ends of the side walls of the two adjacent clamping plates 41, the rotating cavities 45 are formed in the inner walls of the two sides of the wiring hole 2, the inserting holes 44 are formed in the bottom of the rotating cavities 45, the inserting rods 46 are inserted into the inserting holes 44, the levers 47 are rotatably connected to the rotating cavities 45, one ends of the levers 47 are inserted into the corresponding clamping grooves 34, the inclined planes 48 are formed in the surfaces of the ends of the levers 47 positioned in the clamping grooves 34, the inserting cylinders 31 are aligned with the wiring hole 2, then the inserting cylinders 31 are pushed into the wiring hole 2, the triangular blocks 35 are driven to move, then the inserting tube 31 is inserted into the wiring hole 2, then the rotating rod 42 is rotated to make the lower surface of the rotating rod 42 far away from one end of the clamping plate 41 contact with the upper surface of the triangular block 35 in an abutting manner, the lever 47 is rotated to make one end of the lever 47 provided with the inclined surface 48 inserted into the clamping groove 34, then the inserting rod 46 is inserted into the insertion hole 44 and is abutted between the lever 47 and the rotating rod 42 to make the lower end of the sealing ring 36 contact with the side wall of the metering box 1 in an abutting manner, when the electric wire 6 is subjected to a pulling force, the pulling force is transmitted to the sealing ring 36 through the wiring seat 37, the sealing ring 36 transmits the pulling force into the inserting tube 31, the inserting tube 31 drives the triangular block 35 to push the rotating rod 42 upwards, the rotating rod 42 pushes the lever 47 through the inserting rod 46, one end of the lever 47 clamped in the clamping groove is forced to move downwards to further drive the clamping groove 34 to move downwards, so that the inserting tube 31 cannot be pulled out from the, prevent that the rainwater from getting into batch meter 1 inside, prevent to make the circuit produce the short circuit.
The wire connecting mechanism comprises an internal thread cylinder 51, an external thread cylinder 52, a first wire clamping ring 53, a thread groove 54, a wire clamping sleeve 55, a thread ring 56, a contraction surface 57, a second wire clamping ring 58, a rotary piece 59, a threaded hole 510, a through hole 511 and a fixing bolt 512, wherein the internal thread cylinder 51 is fixedly connected on the inner wall of an opening at one end of the wire connecting seat 37 far away from the sealing ring 36, the internal thread of the internal thread cylinder 51 is connected with the external thread cylinder 52, the side wall of the external thread cylinder far away from the wire connecting seat 37 is fixedly connected with the first wire clamping ring 53, the side wall of the first wire clamping ring 53 far away from the external thread cylinder 52 is provided with the thread groove 54, the inner wall of the thread groove 54 near the external thread cylinder 52 is fixedly connected with the wire clamping sleeve 55, the internal thread of the thread groove 54 is connected with the thread ring 56, the contraction surface 57 is provided on the inner wall of the, fixedly connected with rotor 59 on the lateral wall of one side that second wire clamping ring 58 kept away from first wire clamping ring 53, two screw holes 510 that the symmetry set up have been seted up on the lateral wall of one side that first wire clamping ring 53 is close to second wire clamping ring 58, set up respectively with two through-holes 511 that screw hole 510 is corresponding on the lateral wall of second wire clamping ring 58, fixing bolt 512 has all been inserted in the inside of two through-holes 511, fixing bolt 512 and the screw hole 510 threaded connection that corresponds, when electric wire 6 received tensile force, promote the centre gripping that presss from both sides line cover 55 and carry out the fastening to electric wire 6 through shrink face 57, fix electric wire 6 through connection terminal 37, prevent that electric wire 6 from being pulled out the insulating protection casing, prevent to cause danger.
The upper surface of triangle piece 35 and the lower surface offset contact that splint 41 one end was kept away from to bull stick 42, the upper surface middle part of bull stick 42 offsets the contact with the lower extreme of inserted bar 46, the lower surface offset contact that inclined plane 48 one end was kept away from to jack 44 and lever 47 is passed to the upper end of inserted bar 46, insert cylinder 31 drives triangle piece 35 upwards to promote bull stick 42, bull stick 42 promotes lever 47 through inserted bar 46, the one end atress of lever 47 joint in the joint inslot portion moves down, and then drive joint groove 34 and move down, make external force can't extract insert cylinder 31 from wiring hole 2 is inside, make the lower extreme of sealing ring 36 and the lateral wall of batch meter 1 more in close contact with, prevent that the rainwater from getting into inside batch meter 1, prevent to make the circuit produce the short circuit.
The insertion cylinder 31, the sealing ring 36 and the wire holder 37 are all made of insulating plastic, so that direct contact between a constructor and a wiring position of the electric wire 6 is prevented.
One end of the electric wire 6 is extended to the inside of the wire holder 37 through the second wire-clamping ring 58, the first wire-clamping ring 53 and the externally threaded barrel 52 in this order, so that the electric wire 6 is mounted inside the wire holder 37.
Specifically, when the invention is used, firstly, the plug cylinder 31 is aligned with the wiring hole 2, then the plug cylinder 31 is pushed into the wiring hole 2, the triangular block 35 is driven by the elastic strip 33 to move towards the inside of the wiring hole 2, further, the plug cylinder 31 is inserted into the wiring hole 2, then the rotating rod 42 is rotated, the lower surface of one end of the rotating rod 42, which is far away from the clamping plate 41, is abutted against the upper surface of the triangular block 35, then the lever 47 is rotated, one end of the lever 47, which is provided with the inclined surface 48, is inserted into the clamping groove 34, then the plug rod 46 is inserted into the insertion hole 44 and is abutted between the lever 47 and the rotating rod 42, the lower end of the sealing ring 36 is abutted against the side wall of the metering box 1, then the supporting ring 8 is sleeved inside the annular groove 7, the outer ring of the sealing ring 36 is expanded, further, the sealing ring 36 is tightly contacted with the side wall of the metering box 1, then the electric wire 6 is inserted, then the second wire clamping ring 58 is rotated to lead the thread ring 56 to be in threaded connection with the thread groove 54, the wire 6 is clamped by pushing the wire clamping sleeve 55 through the contraction surface 57, then the fixing bolt 512 is inserted into the through hole 511, the fixing bolt 512 is in threaded connection with the corresponding thread hole 510, and the second wire clamping ring 58 is fixed with the first wire clamping ring 53, the wire clamping sleeve 55 is prevented from loosening with the wire 6, then the first wire clamping ring 53 is in threaded connection with the internal thread cylinder 51 through the external thread cylinder 52, and the first clamping block 53 is fixed with the opening of the wire holder 37, and the wire 6 is fixed with the wire holder 37, when the wire 6 is subjected to the pulling force, the wire clamping sleeve 55 is pushed through the contraction surface 57 to clamp the wire 6 tightly, the wire 6 is fixed through the wire holder 37, the wire 6 is prevented from being pulled out of the insulating protective cover, and the danger is prevented, and the pulling force is transmitted to the sealing ring 36 through the, in sealing ring 36 passes to a section of thick bamboo 31 with the pulling force, a section of thick bamboo 31 drives triangle piece 35 and upwards promotes bull stick 42, bull stick 42 promotes lever 47 through inserted bar 46, the lever 47 joint moves down at the inside one end atress of joint inslot, and then drives joint groove 34 and moves down, make external force can't follow the inside extraction of wiring hole 2 with a section of thick bamboo 31, make the lower extreme of sealing ring 36 and the lateral wall of batch meter 1 more in close contact with, prevent that the rainwater from getting into inside batch meter 1, prevent to make the circuit produce the short circuit.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. An insulating protective cover for a high-voltage metering box is characterized in that a plurality of wiring holes (2) are formed in the side wall of the metering box (1), insulating mechanisms are clamped in the wiring holes (2), the insulating mechanisms are fixedly clamped with the wiring holes (2) through clamping mechanisms, and one ends of the insulating mechanisms are fixedly sleeved with electric wires (6) through wiring mechanisms;
the insulation mechanism comprises an inserting cylinder (31), a slot (32), elastic strips (33), clamping grooves (34), triangular blocks (35), sealing rings (36) and a wire holder (37), the inserting cylinder (31) is inserted into the wire connecting hole (2), the slots (32) are formed in the side walls of the two sides of the inserting cylinder (31), the elastic strips (33) are fixedly connected in the slots (32), the clamping grooves (34) are formed in the side walls, far away from each other, of the two elastic strips (33), the triangular blocks (35) are fixedly connected at the lower ends of the two elastic strips (33), the sealing rings (36) are fixedly connected at the upper end of the inserting cylinder (31), the lower ends of the sealing rings (36) are in abutting contact with the side walls of the metering box (1), and the wire holder (37) is fixedly connected at the upper ends of the sealing rings (36);
the clamping mechanism comprises a clamping plate (41), a rotating rod (42), a stop block (43), a jack (44), a rotating cavity (45), an inserting rod (46), a lever (47) and an inclined plane (48), clamping plates (41) are fixedly connected to the inner wall of the metering box (1) and positioned at two sides of the wiring hole (2), the rotating rods (42) are rotatably connected on the clamping plates (41), the lower ends of the side walls of one side, close to each other, of the two clamping plates (41) are fixedly connected with stop blocks (43), the inner walls of the two sides of the wiring hole (2) are both provided with rotating cavities (45), the bottom of each rotating cavity (45) is provided with an insertion hole (44), an insertion rod (46) is inserted into the insertion hole (44), a lever (47) is rotatably connected into the rotating cavity (45), one end of the lever (47) is inserted in the corresponding clamping groove (34), an inclined plane (48) is arranged on the surface of one end, located inside the clamping groove (34), of the lever (47).
2. The insulation protection cover for the high-voltage metering box is characterized in that the wiring mechanism comprises an internal thread cylinder (51), an external thread cylinder (52), a first wire clamping ring (53), a thread groove (54), a wire clamping sleeve (55), a thread ring (56), a contraction surface (57), a second wire clamping ring (58), a rotating sheet (59), a threaded hole (510), a through hole (511) and a fixing bolt (512), wherein the internal thread cylinder (51) is fixedly connected to the inner wall of an opening at one end of the wire holder (37) far away from the sealing ring (36), the internal thread of the internal thread cylinder (51) is connected with the external thread cylinder (52), the first wire clamping ring (53) is fixedly connected to the side wall of the external thread cylinder (52) far away from the wire holder (37), the thread groove (54) is formed in the side wall of the first wire clamping ring (53) far away from the external thread cylinder (52), the inner wall of one side, close to the external thread cylinder (52), of the thread groove (54) is fixedly connected with a thread clamping sleeve (55), the inner thread of the thread groove (54) is connected with a thread ring (56), the inner wall of the thread ring (56) is provided with a contraction surface (57), the side wall, far away from the external thread cylinder (52), of the thread ring (56) is fixedly connected with a second thread clamping ring (58), the side wall, far away from the first thread clamping ring (53), of the second thread clamping ring (58) is fixedly connected with a rotating sheet (59), the side wall, close to the second thread clamping ring (58), of the first thread clamping ring (53) is provided with two symmetrical threaded holes (510), the side wall of the second thread clamping ring (58) is provided with two through holes (511) corresponding to the two threaded holes (510), and fixing bolts (512) are inserted into the two through holes (511), the fixing bolts (512) are in threaded connection with the corresponding threaded holes (510).
3. The insulation shield for the high-voltage metering tank according to claim 1, wherein a ring groove (7) is formed on the outer side wall of the sealing ring (36), and a supporting ring (8) is sleeved inside the ring groove (7).
4. The insulation shield for the high-voltage metering box according to claim 1, wherein the upper surface of the triangular block (35) is in abutting contact with the lower surface of the rotating rod (42) at the end far away from the clamping plate (41), the middle part of the upper surface of the rotating rod (42) is in abutting contact with the lower end of the inserting rod (46), and the upper end of the inserting rod (46) passes through the inserting hole (44) to be in abutting contact with the lower surface of the lever (47) at the end far away from the inclined plane (48).
5. The insulation shield for the high-voltage metering box according to claim 1, wherein the insert cylinder (31), the sealing ring (36) and the wire holder (37) are all made of insulation plastic.
6. The insulation shield for a high-voltage metering box according to claim 1, wherein one end of the electric wire (6) extends to the inside of the wire holder (37) through the second wire clamping ring (58), the first wire clamping ring (53) and the external thread cylinder (52) in this order.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911282501.2A CN111009774B (en) | 2019-12-13 | 2019-12-13 | Insulating protective cover for high-voltage metering box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911282501.2A CN111009774B (en) | 2019-12-13 | 2019-12-13 | Insulating protective cover for high-voltage metering box |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111009774A CN111009774A (en) | 2020-04-14 |
| CN111009774B true CN111009774B (en) | 2021-05-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911282501.2A Expired - Fee Related CN111009774B (en) | 2019-12-13 | 2019-12-13 | Insulating protective cover for high-voltage metering box |
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| CN (1) | CN111009774B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112993917B (en) * | 2021-02-03 | 2024-03-22 | 宁波敦泓密封技术有限公司 | Rubber seal assembly |
| CN113484568B (en) * | 2021-08-03 | 2023-03-14 | 江西德伊智能电力有限公司 | Electric energy metering box |
| CN115547647B (en) * | 2022-11-29 | 2023-05-16 | 天津轻工职业技术学院 | PCB inductor with stable pin connection |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2724253Y (en) * | 2004-08-03 | 2005-09-07 | 聂玉霞 | Swing shock-proof and anti-slip safety socket |
| CN2907009Y (en) * | 2006-02-16 | 2007-05-30 | 岑振华 | Terminal box |
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| CN205194953U (en) * | 2015-11-30 | 2016-04-27 | 宫屹 | Buckle formula output line tail card based on lithium batteries ware |
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| CN208637827U (en) * | 2018-08-16 | 2019-03-22 | 济源市锦华成套电器有限公司 | A kind of switchgear inlet-outlet sleeve |
| CN208698523U (en) * | 2018-06-28 | 2019-04-05 | 深圳市白狐工业设计有限公司 | Waterproof construction and charging gun |
| CN208889921U (en) * | 2018-10-09 | 2019-05-21 | 深圳市沃尔核材股份有限公司 | Cable connector component and quick grafting distributing cable connection structure |
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2019
- 2019-12-13 CN CN201911282501.2A patent/CN111009774B/en not_active Expired - Fee Related
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2724253Y (en) * | 2004-08-03 | 2005-09-07 | 聂玉霞 | Swing shock-proof and anti-slip safety socket |
| CN2907009Y (en) * | 2006-02-16 | 2007-05-30 | 岑振华 | Terminal box |
| CN101557065B (en) * | 2009-05-08 | 2011-08-03 | 宁波中望电子科技有限公司 | Ultrasonic lead compression jointing machine and compression jointing method |
| CN202121152U (en) * | 2011-06-02 | 2012-01-18 | 茹利丰 | Connecting terminal for photovoltaic junction box |
| CN205194953U (en) * | 2015-11-30 | 2016-04-27 | 宫屹 | Buckle formula output line tail card based on lithium batteries ware |
| DE202016106861U1 (en) * | 2016-12-08 | 2017-01-26 | Amphenol-Tuchel Electronics Gmbh | Cable strain relief especially for cables with large cross sections |
| CN108183353A (en) * | 2018-02-02 | 2018-06-19 | 郑州工业应用技术学院 | A kind of Internet of Things e-commerce platform terminal accesses dedicated unit |
| CN208698523U (en) * | 2018-06-28 | 2019-04-05 | 深圳市白狐工业设计有限公司 | Waterproof construction and charging gun |
| CN208637827U (en) * | 2018-08-16 | 2019-03-22 | 济源市锦华成套电器有限公司 | A kind of switchgear inlet-outlet sleeve |
| CN208889921U (en) * | 2018-10-09 | 2019-05-21 | 深圳市沃尔核材股份有限公司 | Cable connector component and quick grafting distributing cable connection structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111009774A (en) | 2020-04-14 |
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