CN110867798A - Buckle type lead sealing combined junction box - Google Patents
Buckle type lead sealing combined junction box Download PDFInfo
- Publication number
- CN110867798A CN110867798A CN201911313018.6A CN201911313018A CN110867798A CN 110867798 A CN110867798 A CN 110867798A CN 201911313018 A CN201911313018 A CN 201911313018A CN 110867798 A CN110867798 A CN 110867798A
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- Prior art keywords
- box
- box body
- junction box
- buckle
- connecting hole
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- 238000007789 sealing Methods 0.000 title claims abstract description 33
- 210000000078 claw Anatomy 0.000 claims abstract description 13
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000005611 electricity Effects 0.000 abstract description 8
- 238000009434 installation Methods 0.000 abstract description 8
- 238000000034 method Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 3
- 235000010627 Phaseolus vulgaris Nutrition 0.000 description 1
- 244000046052 Phaseolus vulgaris Species 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/08—Distribution boxes; Connection or junction boxes
- H02G3/081—Bases, casings or covers
- H02G3/083—Inlets
- H02G3/085—Inlets including knock-out or tear-out sections
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Casings For Electric Apparatus (AREA)
Abstract
The invention relates to the technical field of wind power equipment, in particular to a buckle type lead sealing combined junction box which comprises a junction box and a lead sealing device, wherein the junction box comprises a box body and a box cover, the box body is a hexagonal box with an upward opening, at least two threaded blind holes are circumferentially distributed at intervals at the upper end of the box body, and the box cover with the outline same as that of the outer side of the box body is arranged at the upper end of the box body. The invention has reasonable and compact structure, simple installation, economy and practicality, can fixedly install the box body and the box cover by arranging the fixing screw, can cover the cross groove or the straight groove of the fixing screw by arranging the circular baffle, avoids directly opening the box body and the box cover to steal electricity, can avoid the buckle from being imitated after being damaged by arranging the identification layer, improves the identification degree after electricity stealing, can enable the clamping between the buckle and the bolt head of the fixing screw to be more compact by enabling the cross section of each locking claw to be fan-shaped, and enhances the safety of the invention.
Description
Technical Field
The invention relates to the technical field of electric energy metering devices, in particular to a buckle type lead sealing combined junction box.
Background
The combined junction box is commonly used in a secondary circuit of an electric energy metering device, and can safely replace and detect an electric instrument on site under the condition of load (primary equipment is not powered off). The field work efficiency is improved, but a new problem is brought, a user can privately open the short-circuit current inside the junction box cover, the cut-off voltage can cause less electric quantity meters or be ignored, and therefore lead sealing is an essential link in the junction box.
The current common lead sealing technology is to complete lead sealing after two lead sealing wires and a lead sealing bean are pressed by a lead sealing clamp, and the lead sealing process is complex and time-consuming and labor-consuming; the novel lead sealing structure only covers the cross groove or the straight groove of the bolt head of the screw and is connected with the cross groove or the straight groove through the buckle, the lead sealing structure and the fixing screw are integrated, electricity is stolen after the lead sealing structure is still damaged, and the imitated lead sealing structure is clamped on the fixing screw after electricity is stolen, so that certain loss is caused to a power grid.
Disclosure of Invention
The invention provides a buckle type lead sealing combined junction box, overcomes the defects of the prior art, and can effectively solve the problems that the lead sealing structure of the conventional combined junction box is complex in process and easy to imitate.
The technical scheme of the invention is realized by the following measures: the utility model provides a terminal box is united to buckle formula lead sealing, including terminal box and lead sealing device, the terminal box includes box body and lid, the box body is the ascending hexagonal box of opening, box body upper end has two at least screw thread blind holes along circumference interval distribution, the box body upper end is equipped with the lid that the profile is the same with box body outside profile, the lid upper end that corresponds every screw thread blind hole position all is equipped with the connecting hole that link up from top to bottom, all be equipped with the lead sealing device of fixed mounting in corresponding position screw thread blind hole in every connecting hole, lead sealing device includes buckle and set screw, every connecting hole lower part inboard all is fixed with spacing ring platform, all install the lower extreme in every connecting hole and pass the spacing ring platform through the fixed screw of threaded connection fixed mounting in the screw blind hole that corresponds the position, all be equipped with the interval between the tieing lower extreme of every set screw and the spacing ring platform upper end that corresponds the position, all install between every set screw The buckle of tieing the head, the buckle is including the circular baffle that an organic whole set up, uide bushing and locking claw, correspond the connecting hole upper end inboard of every set screw bolt head upper end position and install circular baffle, every circular baffle up end all is equipped with the identification layer, every circular baffle lower extreme all is fixed with the uide bushing in the set screw upper portion outside of corresponding position, every uide bushing lower extreme all contacts with the spacing ring bench end that corresponds the position, every uide bushing middle part outside all has two at least inside and outside intercommunications and the lockhole that is the rectangle along circumference interval equipartition, every lockhole lower extreme all is fixed with the locking claw that the upper end supported terminal surface under the set screw bolt head, the cross-section of every locking claw all is fan ring shape.
The following is further optimization or/and improvement of the technical scheme of the invention:
the buckle can also comprise a lock sleeve, the lower end of the guide sleeve is fixedly provided with the lock sleeve sleeved on the outer side of the fixing screw, the lock sleeve is conical, the upper part of the lock sleeve is large, the lower end of the lock sleeve is abutted against the upper end of the mounting ring platform at the corresponding position, the lower end of the lock sleeve corresponding to the position between the two adjacent lock holes is provided with an opening which is communicated with the inside and the outside and has a downward opening, and the upper part of the opening is positioned on the upper part.
The inner side of the lower end of the connecting hole corresponding to the upper side of the mounting ring platform can be provided with a mounting ring groove, and the outer side of the upper part of the lock sleeve is positioned on the inner side of the upper part of the mounting ring groove.
The limiting platform can be further included, the limiting platform is fixed on the outer side of the upper portion of the fixing screw corresponding to the position above the limiting ring platform, the limiting platform is in a conical shape with a small upper portion and a large lower portion, the lower end face of the limiting platform is in contact with the upper end face of the limiting ring platform, and the outer side of the lower portion of the limiting platform is in contact with the inner side of the lower end of the lock sleeve.
The outer side of the round baffle plate can be provided with an anti-skid layer.
The invention has reasonable and compact structure, simple installation, economy and practicality, can fixedly install the box body and the box cover by arranging the fixing screw, can cover the cross groove or the straight groove of the fixing screw by arranging the circular baffle, avoids directly opening the box body and the box cover to steal electricity, can avoid the buckle from being imitated after being damaged by arranging the identification layer, improves the identification degree after electricity stealing, can enable the clamping between the buckle and the bolt head of the fixing screw to be more compact by enabling the cross section of each locking claw to be fan-shaped, and enhances the safety of the invention.
Drawings
FIG. 1 is a schematic enlarged partial sectional view of the preferred embodiment of the present invention.
Fig. 2 is a schematic view of a main view enlarged structure of the buckle shown in fig. 1.
Fig. 3 is a schematic bottom view of the buckle shown in fig. 1.
Fig. 4 is a schematic top view of the structure of fig. 1.
The codes in the figures are respectively: the box comprises a box body 1, a box cover 2, a circular baffle 3, a guide sleeve 4, a locking claw 5, a locking sleeve 6, a fixing screw 7, a limiting ring platform 8, a limiting platform 9, an installation ring groove 10, an identification layer 11 and an anti-skid layer 12.
Detailed Description
The present invention is not limited by the following examples, and specific embodiments may be determined according to the technical solutions and practical situations of the present invention.
In the present invention, for convenience of description, the description of the relative positional relationship of the components is described according to the layout pattern of fig. 1 of the specification, such as: the positional relationship of front, rear, upper, lower, left, right, etc. is determined in accordance with the layout direction of the drawings of the specification.
The invention is further described with reference to the following examples and figures:
as shown in attached figures 1, 2, 3 and 4, the buckle type lead sealing combined junction box comprises a junction box and a lead sealing device, the junction box comprises a box body 1 and a box cover 2, the box body 1 is a hexagonal box with an upward opening, at least two threaded blind holes are distributed at intervals along the circumferential direction at the upper end of the box body 1, the box cover 2 with the outline identical to the outline of the outer side of the box body 1 is arranged at the upper end of the box body 1, a connecting hole which is communicated up and down is arranged at the upper end of the box cover 2 corresponding to each threaded blind hole, the lead sealing device fixedly installed in the threaded blind hole at the corresponding position is arranged in each connecting hole, the lead sealing device comprises a buckle and a fixing screw 7, a limiting ring platform 8 is fixed at the inner side of the lower part of each connecting hole, a fixing screw 7 with the lower end penetrating through the limiting ring platform 8 and fixedly installed in the threaded blind hole at the corresponding position through threaded connection is arranged in, a buckle capable of sealing the bolt head of the fixing screw 7 is arranged between the outer side of the upper end of each fixing screw 7 and the inner side of the connecting hole at the corresponding position, the buckle comprises a circular baffle 3, a guide sleeve 4 and a locking claw 5 which are integrally arranged, the round baffle 3 is installed to the connecting hole upper end inboard that corresponds 7 bolt head upper end positions of every set screw, 3 up end of every round baffle all is equipped with identification layer 11, 3 lower extremes of every round baffle all are fixed with the uide bushing 4 of suit in the 7 upper portion outsides of set screw that correspond the position, 4 lower extremes of every uide bushing all contact with the spacing ring bench end that corresponds the position, 4 middle part outsides of every uide bushing all have two at least inside and outside intercommunications and be the lockhole of rectangle along the circumference interval equipartition, every lockhole lower extreme all is fixed with the locking claw 5 that the upper end supports terminal surface under the set screw 7 bolt head, the cross-section of every locking claw 5 all is fan ring shape.
According to the requirement, the identification layer 11 is the prior art, for example, a two-dimensional code of a power supply mechanism and/or an information layer of a taxpayer identification number are/is arranged on the circular baffle 3 through technologies such as carving or printing, and the buckle material is the prior known technology, such as a PE material. In the use process, through setting up set screw 7, can carry out fixed mounting to box body 1 and lid 2, through setting up circular baffle 3, can cover the cross recess or the straight groove of set screw 7, avoid directly opening box body 1 and lid 2 and steal the electricity, through setting up identification layer 11, can avoid the buckle to be imitated after being destroyed, the discernment degree after having improved the electricity of stealing, through the cross-section of every locking claw 5 all is fan ring shape, can make the joint between the bolt head of buckle and set screw 7 inseparabler, reinforcing the security of the invention.
The snap-in lead-seal combined junction box can be further optimized or/and improved according to actual needs:
as shown in the attached figures 1, 2 and 3, the buckle further comprises a lock sleeve 6, the lower end of the guide sleeve 4 is fixedly provided with the lock sleeve 6 which is sleeved outside the fixing screw 7, the lock sleeve 6 is conical, the upper part of the lock sleeve 6 is large, the lower end of the lock sleeve 6 is abutted against the upper end of the limiting ring platform 8 at the corresponding position, the lower end of the lock sleeve 6 corresponding to the position between the two adjacent lock holes is provided with an opening which is communicated with the inside and the outside and has a downward opening, and the upper part of the opening is positioned on the upper part.
In the use process, the lower end of the lock sleeve 6 abuts against the upper end of the limiting ring platform 8 at the corresponding position, the position of the buckle can be limited, the upper end face of the buckle can be flush with the upper end face of the box cover 2, the exposed area of the buckle is reduced, the damage difficulty of the buckle is increased, and the safety of the invention is improved.
As shown in the attached figure 1, an installation ring groove 10 is arranged on the inner side of the lower end of the connecting hole corresponding to the upper side of the installation ring platform, and the outer side of the upper part of the lock sleeve 6 is positioned on the inner side of the upper part of the installation ring groove 10.
In the use, be located installation annular 10 upper portion inboardly through 6 upper portion outsides of lock sleeve, can make the buckle card in 2 inboards of lid, make lead sealing device and 2 joints of lid together, can make the buckle better protect set screw 7, increase the destroyed degree of difficulty of buckle.
As shown in the attached figure 1, the lock sleeve further comprises a limiting table 9, the limiting table 9 is fixed on the outer side of the upper portion of the fixing screw 7 corresponding to the position above the limiting ring table 8, the limiting table 9 is in a conical shape with a small upper portion and a large lower portion, the lower end face of the limiting table 9 is in contact with the upper end face of the limiting ring table 8, and the outer side of the lower portion of the limiting table 9 is in contact with the inner side of the lower end of the lock.
In the use process, the limiting table 9 is arranged, so that the lock sleeve 6 can be tightly clamped in the mounting ring groove 10, and the lock sleeve is firmer after being mounted.
As shown in the attached figures 1, 2, 3 and 4, the outer side of the upper end of the circular baffle plate 3 is provided with an anti-skid layer 12.
According to the demand, skid resistant course 12 is prior art, has four at least sections for semicircular columns along the circumference equipartition like circular baffle 3 upper portion lateral wall. In the use process, the anti-slip layer 12 is arranged, so that the grabbing during the installation can be facilitated.
The above technical features constitute the best embodiment of the present invention, which has strong adaptability and best implementation effect, and unnecessary technical features can be increased or decreased according to actual needs to meet the requirements of different situations.
Claims (5)
1. A buckle type lead sealing combined junction box is characterized by comprising a junction box and a lead sealing device, wherein the junction box comprises a box body and a box cover, the box body is a hexagonal box with an upward opening, at least two threaded blind holes are circumferentially distributed at intervals at the upper end of the box body, the box cover with the outline identical to that of the outer side of the box body is arranged at the upper end of the box body, a connecting hole which is vertically communicated is formed in the upper end of the box cover corresponding to each threaded blind hole, the lead sealing device fixedly installed in the threaded blind hole corresponding to each connecting hole is arranged in each connecting hole, the lead sealing device comprises a buckle and a fixing screw, a limit ring platform is fixedly installed on the inner side of the lower part of each connecting hole, a fixing screw with the lower end penetrating through the limit ring platform and fixedly installed in the threaded blind hole corresponding to each connecting hole through threaded connection is installed in each connecting hole, the buckle that can seal the set screw bolt head is all installed between every set screw upper end outside and the connecting hole inboard that corresponds the position, the buckle is including the integrative circular baffle that sets up, uide bushing and locking claw, the circular baffle is installed to the connecting hole upper end inboard that corresponds every set screw bolt head upper end position, every circular baffle up end all is equipped with the identification layer, every circular baffle lower extreme all is fixed with the uide bushing in the set screw upper portion outside that corresponds the position, every uide bushing lower extreme all contacts with the spacing ring bench end that corresponds the position, every uide bushing middle part outside all has two at least inside and outside intercommunications and is the lockhole of rectangle along the circumference interval equipartition, every lockhole lower extreme all is fixed with the locking claw that the upper end supported terminal surface under the set screw bolt head, the cross-section of every locking claw all is fan ring shape.
2. The snap-in lead-seal combined junction box according to claim 1, wherein the snap-in lead-seal combined junction box further comprises a lock sleeve, the lower end of the guide sleeve is fixedly provided with the lock sleeve sleeved on the outer side of the fixing screw, the lock sleeve is conical with a large upper end and a small lower end, the lower end of the lock sleeve abuts against the upper end of the mounting ring platform at the corresponding position, the lower end of the lock sleeve corresponding to the position between two adjacent lock holes is provided with a notch which is communicated with the inside and the outside and has a downward opening, and the upper part of the notch.
3. The snap-in lead-seal joint junction box according to claim 2, wherein the inner side of the lower end of the connecting hole corresponding to the upper side of the mounting ring platform is provided with a mounting ring groove, and the outer side of the upper part of the lock sleeve is positioned inside the upper part of the mounting ring groove.
4. The snap-in lead-sealing combined junction box according to claim 3, further comprising a limiting table, wherein the limiting table is fixed on the outer side of the upper part of the fixing screw corresponding to the position above the limiting ring table, the limiting table is in a shape of a cone with a small upper part and a large lower part, the lower end surface of the limiting table is in contact with the upper end surface of the limiting ring table, and the outer side of the lower part of the limiting table is in contact with the inner side of the lower end of the lock sleeve.
5. The snap-in lead-seal combined junction box according to claim 1, 2, 3 or 4, wherein an anti-slip layer is arranged on the outer side of the upper end of the circular baffle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911313018.6A CN110867798B (en) | 2019-12-18 | 2019-12-18 | Buckle formula lead sealing joint terminal box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911313018.6A CN110867798B (en) | 2019-12-18 | 2019-12-18 | Buckle formula lead sealing joint terminal box |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110867798A true CN110867798A (en) | 2020-03-06 |
| CN110867798B CN110867798B (en) | 2024-07-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911313018.6A Active CN110867798B (en) | 2019-12-18 | 2019-12-18 | Buckle formula lead sealing joint terminal box |
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| Country | Link |
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| CN (1) | CN110867798B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113794066A (en) * | 2021-10-18 | 2021-12-14 | 安徽美芝制冷设备有限公司 | Terminal protection structure, shell assembly, compressor and refrigerating device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE59402726D1 (en) * | 1993-08-27 | 1997-06-19 | Pflitsch Gmbh & Co Kg | Combined hose and cable gland |
| CN101614235A (en) * | 2009-08-04 | 2009-12-30 | 山西全安新技术开发有限公司 | Locking multi-strip bolts method and device |
| CN204190696U (en) * | 2014-04-25 | 2015-03-04 | 上海尚龙新能源科技有限公司 | A kind of buckle-type solar junction box |
| CN205544064U (en) * | 2016-02-02 | 2016-08-31 | 候小东 | Junction box of batch meter |
| CN210806665U (en) * | 2019-12-18 | 2020-06-19 | 国网新疆电力有限公司博尔塔拉供电公司 | Buckle type lead sealing combined junction box |
-
2019
- 2019-12-18 CN CN201911313018.6A patent/CN110867798B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE59402726D1 (en) * | 1993-08-27 | 1997-06-19 | Pflitsch Gmbh & Co Kg | Combined hose and cable gland |
| CN101614235A (en) * | 2009-08-04 | 2009-12-30 | 山西全安新技术开发有限公司 | Locking multi-strip bolts method and device |
| CN204190696U (en) * | 2014-04-25 | 2015-03-04 | 上海尚龙新能源科技有限公司 | A kind of buckle-type solar junction box |
| CN205544064U (en) * | 2016-02-02 | 2016-08-31 | 候小东 | Junction box of batch meter |
| CN210806665U (en) * | 2019-12-18 | 2020-06-19 | 国网新疆电力有限公司博尔塔拉供电公司 | Buckle type lead sealing combined junction box |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113794066A (en) * | 2021-10-18 | 2021-12-14 | 安徽美芝制冷设备有限公司 | Terminal protection structure, shell assembly, compressor and refrigerating device |
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| Publication number | Publication date |
|---|---|
| CN110867798B (en) | 2024-07-30 |
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