CN112582906B - Overhaul power box - Google Patents
Overhaul power box Download PDFInfo
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- CN112582906B CN112582906B CN202011520218.1A CN202011520218A CN112582906B CN 112582906 B CN112582906 B CN 112582906B CN 202011520218 A CN202011520218 A CN 202011520218A CN 112582906 B CN112582906 B CN 112582906B
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- Prior art keywords
- arc
- cabinet body
- cabinet door
- shaped groove
- groove
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
- H02B1/305—Cable entries
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
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- 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
- H02G15/00—Cable fittings
- H02G15/013—Sealing means for cable inlets
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Casings For Electric Apparatus (AREA)
- Patch Boards (AREA)
Abstract
The invention relates to the technical field of power boxes and discloses an overhauling power box. This maintenance power supply box includes the cabinet body, the cabinet door and prevent pressing line seal assembly, first arc recess has been seted up on the side of the cabinet body, the cabinet door articulates in the cabinet body, second arc recess has been seted up on the side of cabinet door, second arc recess can form the cable hole with first arc recess, prevent that pressing line seal assembly includes two and shelter from the slider, two shelter from the slider and follow first direction difference sliding connection on the cabinet body and cabinet door, the slider of sheltering from on the cabinet body is configured to can cover or expose first arc recess, the slider of sheltering from on the cabinet door is configured to can cover or expose second arc recess. The maintenance power box has good sealing performance, can avoid extruding cables, and improves the safety of circuits in the maintenance power box.
Description
Technical Field
The invention relates to the technical field of power boxes, in particular to an overhauling power box.
Background
At present, the maintenance power box used in various construction sites can not completely close the cabinet door of the maintenance power box after the power cable is connected. Small animals such as geckos, spiders and the like are easy to enter the maintenance power box due to the fact that the cabinet door cannot be closed, and therefore the risk of short circuit of the maintenance power box is caused; due to the action of external force, a cable between the cabinet door and the cabinet body is easily extruded, so that the outer sheath of the cable is damaged, and short circuit is caused; on the other hand, when the power box is overhauled outdoors, if sudden rainfall occurs, rainwater can enter the overhauling power box, so that short-circuit fault occurs.
Disclosure of Invention
Based on the above, the invention aims to provide an overhaul power supply box, which has good sealing performance, can avoid extruding a cable, and improves the safety of a line in the overhaul power supply box.
In order to achieve the purpose, the invention adopts the following technical scheme:
an inspection power supply box comprising:
a cabinet body, wherein the side edge of the cabinet body is provided with a first arc-shaped groove;
the cabinet door is hinged to the cabinet body, a second arc-shaped groove is formed in the side edge of the cabinet door, and the second arc-shaped groove and the first arc-shaped groove can form a cable hole;
the line-pressing preventing sealing assembly comprises two shielding sliding blocks, wherein the two shielding sliding blocks are respectively connected to the cabinet body and the cabinet door in a sliding mode along a first direction, the shielding sliding blocks on the cabinet body are configured to cover or expose the first arc-shaped grooves, and the shielding sliding blocks on the cabinet door are configured to cover or expose the second arc-shaped grooves.
As a preferable aspect of the service power box, the pressure line prevention sealing assembly further includes:
two direction spacing grooves, set up respectively in the cabinet body with on the cabinet door and communicate respectively in first arc recess with second arc recess, two shelter from the slider and correspond sliding connection respectively in two the direction spacing groove.
As a preferable aspect of the service power box, the pressure line prevention sealing assembly further includes:
and two ends of the elastic resetting piece are respectively connected with the groove wall of the guide limiting groove and the shielding sliding block.
As a preferred scheme of overhauling the power box, the elastic reset piece is a compression spring.
As a preferred scheme for overhauling the power box, the opening diameter of the first arc-shaped groove is equal to that of the second arc-shaped groove.
As an optimal scheme for overhauling the power box, the first arc-shaped groove and the second arc-shaped groove are respectively arranged at the side edges of the bottom of the cabinet body and the bottom of the cabinet door.
As an optimal scheme for overhauling the power box, two elastic pads are arranged on the opposite surfaces of the shielding sliding blocks.
As a preferred solution for servicing the power supply box,
the size of the shielding sliding block on the cabinet body in the first direction is not smaller than the groove depth of the first arc-shaped groove, and the size of the shielding sliding block on the cabinet door in the first direction is not smaller than the groove depth of the second arc-shaped groove;
the size of the shielding sliding block on the cabinet body in the second direction is not smaller than the opening diameter of the first arc-shaped groove, the size of the shielding sliding block on the cabinet door in the second direction is not smaller than the opening diameter of the second arc-shaped groove, and the first direction is perpendicular to the second direction.
As a preferred scheme of the maintenance power supply box, the cable holes are provided in plurality, and the cable holes are arranged at intervals along the second direction.
As a preferred scheme of the maintenance power supply box, the maintenance power supply box further comprises:
the two positioning blocks are respectively connected to the cabinet body and the cabinet door, guide grooves are formed in the positioning blocks, and the shielding sliding block is slidably connected to the guide grooves.
The invention has the beneficial effects that:
the invention provides an overhauling power supply box, which comprises a cabinet body, a cabinet door and a wire pressing prevention sealing assembly, wherein the cabinet door is hinged to the cabinet body, a first arc-shaped groove is formed in the side edge of the cabinet body, a second arc-shaped groove is formed in the side edge of the cabinet door, when the cabinet door and the cabinet body are closed, a cable hole is formed by the first arc-shaped groove and the second arc-shaped groove, the wire pressing prevention sealing assembly comprises two shielding sliding blocks, and the two shielding sliding blocks are respectively connected to the cabinet body and the cabinet door in a sliding mode along a first direction. When a cable is connected into the maintenance power box from a cable hole, the shielding sliding blocks on the cabinet body and the cabinet door are respectively exposed out of the first arc-shaped groove and the second arc-shaped groove, and the cable is clamped in the cable hole, so that the safety problems that the cable is damaged and short circuit is caused due to the fact that the cabinet body and the cabinet door extrude the cable can be avoided, the gap leaked around the cable can be ensured to be small, and small animals are prevented from entering the maintenance power box to be damaged; under the condition that the service box is not used, when the cable did not get into the service box promptly, the slider that shelters from on the cabinet body and the cabinet door covers respectively and shelters from first arc recess and second arc recess, two when the cabinet body and cabinet door are closed shelter from the slider butt and cover the cable hole, eliminate the gap between the cabinet door and the cabinet body, improve the leakproofness of overhauing the power supply box to prevent that toy or rainwater etc. from getting into the inside circuit that overhauls the power supply box from the cable hole and destroy, thereby cause the safety problem.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments of the present invention will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the contents of the embodiments of the present invention and the drawings without creative efforts.
Fig. 1 is a top view of an internal structure of a service power box according to a first embodiment of the present invention;
fig. 2 is a bottom view of the maintenance power box according to the first embodiment of the present invention when closed;
FIG. 3 is a side view of a service power box according to a first embodiment of the invention;
fig. 4 is a top view of an internal structure of a service power box according to a second embodiment of the present invention.
In the figure:
1-a cabinet body; 2-cabinet door;
3-cable holes; 4-a slide block;
5-guiding a limit groove; 6-elastic restoring piece;
7-a cable; 8-positioning blocks; 9-guide groove.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are used based on the orientations and positional relationships shown in the drawings only for convenience of description and simplification of operation, and do not indicate or imply that the referred device or element must have a specific orientation, be configured and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.
The first embodiment is as follows:
as shown in fig. 1 to 3, this embodiment provides an overhaul power supply box, this overhaul power supply box includes the cabinet body 1, cabinet door 2 and prevent pressing line seal assembly, cabinet door 2 articulates in the cabinet body 1, first arc recess has been seted up on the side of the cabinet body 1, second arc recess has been seted up on the side of cabinet door 2, second arc recess can form cable hole 3 with first arc recess, prevent that pressing line seal assembly includes two and shelter from slider 4, two shelter from slider 4 along first direction a difference sliding connection on cabinet body 1 and cabinet door 2, the last slider 4 that shelters from of the cabinet body 1 is configured to can cover or expose first arc recess, the last slider 4 that shelters from of cabinet door 2 is configured to can cover or expose second arc recess.
When cabinet door 2 and the cabinet body 1 were closed, first arc recess and the butt joint of second arc recess formed cable hole 3, when cable 7 accessed into the maintenance power supply box from cable hole 3, the slider 4 that shelters from on the cabinet body 1 and the cabinet door 2 slides towards the inboard of the cabinet body 1 and the cabinet door 2 respectively under the effort of cable 7, exposes first arc recess and second arc recess respectively, cable 7 blocks in cable hole 3, the periphery and two of cable 7 shelter from slider 4's surface looks butt. The overhauling power box can avoid the safety problems that the cable 7 is damaged to cause short circuit and the like because the cabinet body 1 and the cabinet door 2 extrude the cable 7, can also ensure that the gap leaking around the cable 7 is smaller, and can prevent small animals from entering the overhauling power box to cause damage; when 7 do not insert the maintenance power supply box as the cable, the slider 4 that shelters from on the cabinet body 1 and the cabinet door 2 covers first arc recess and second arc recess respectively, and two shelter from slider 4 butt and cover cable hole 3 when the cabinet body 1 and cabinet door 2 are closed for the maintenance power supply box is sealed, gets into the inside circuit that the maintenance power supply box was destroyed to the inspection box from cable hole 3 in order to prevent toy or rainwater etc. to cause the safety problem.
Specifically, the size of the shielding sliding block 4 on the cabinet body 1 in the first direction a is not smaller than the groove depth of the first arc-shaped groove, and the size of the shielding sliding block 4 on the cabinet door 2 in the first direction a is not smaller than the groove depth of the second arc-shaped groove; the size of the blocking sliding block 4 on the cabinet body 1 in the second direction b is not smaller than the opening diameter of the first arc-shaped groove, the size of the blocking sliding block 4 on the cabinet door 2 in the second direction b is not smaller than the opening diameter of the second arc-shaped groove, and the first direction a is perpendicular to the second direction b. Two slide blocks 4 that shelter from can cover first arc recess and second arc recess respectively completely promptly to make and overhaul totally enclosed when the power supply box is closed, improve the security of overhauing the power supply box.
Preferably, the opening diameter of the first arc-shaped groove is equal to the opening diameter of the second arc-shaped groove. Make cable 7 and cable hole 3 cooperation good when cabinet body 1 and cabinet door 2 are closed, avoid extrudeing cable 7.
Preferably, the two shutter sliders 4 are provided with elastic pads on their opposite faces. When the cable 7 is connected into the maintenance power box through the cable hole 3, the two shielding sliding blocks 4 are respectively abutted against two sides of the cable 7, the elastic pads are arranged on the shielding sliding blocks 4, so that the abrasion of the shielding sliding blocks 4 to the cable 7 can be reduced, the phenomenon that the outer skin of the cable 7 is damaged to cause the short circuit of the internal circuit of the maintenance power box is avoided, and the safety is improved; and when the cable 7 did not get into the maintenance power supply box, the cabinet body 1 was closed with cabinet door 2, and two butts that shelter from slider 4 were in under the effect of cushion for cable hole 3 is covered completely, strengthens the leakproofness of maintenance power supply box, prevents that toy or rainwater from getting into the maintenance power supply box better.
Preferably, the first arc-shaped groove and the second arc-shaped groove are respectively arranged at the edges of the bottom side edges of the cabinet body 1 and the cabinet door 2. This structure setting can avoid cable 7 to buckle for cable 7 walks the line simply, and the cable 7 of being convenient for inserts the maintenance power supply box.
Further, prevent that crimping seal assembly still includes two direction spacing grooves 5, and two direction spacing grooves 5 set up respectively on the cabinet body 1 and cabinet door 2 and communicate respectively in first arc recess and second arc recess, and two shelter from slider 4 and correspond sliding connection in two direction spacing grooves 5 respectively. The shielding sliding block 4 slides along the guide limiting groove 5, so that the sliding block 4 can be prevented from deviating from a preset track, and the shielding sliding block 4 can be more stable. Preferably, the cross section of the guide limit groove 5 is rectangular. Preferably, shelter from slider 4 and be the cuboid form, stability and leakproofness are better, shelter from slider 4 difficult skew predetermined direction when sliding in direction spacing groove 5 promptly, and better to the coverability of first arc recess and second arc recess, two when the cabinet body 1 and cabinet door 2 are closed can form good seal structure between the slider 4.
Further, prevent that line ball seal assembly still includes elasticity piece 6 that resets, and elasticity resets 6 both ends and connect respectively in the cell wall of direction spacing groove 5 and shelter from slider 4. In particular, the elastic return member 6 is a compression spring. When the cable 7 is connected into the overhaul power supply box from the cable hole 3, the cable 7 extrudes the shielding sliding blocks 4 to enable the two shielding sliding blocks 4 to move towards the interiors of the cabinet body 1 and the cabinet door 2 respectively, the compression spring is in a compression state at the moment, the cable 7 is located in the cable hole 3, the two shielding sliding blocks 4 are abutted to the periphery of the cable 7 under the restoring force action of the compression spring respectively, the cable 7 is prevented from being extruded by the cabinet body 1 and the cabinet door 2, and meanwhile, the gap between the cable holes 3 is small; when the cable 7 need not to insert the maintenance power supply box, two shelter from slider 4 respectively under compression spring's restoring force effect each other be close to the butt and cover cable hole 3 for the maintenance power supply box is sealed, thereby prevents toy or rainwater entering.
In order to facilitate simultaneous access to a plurality of cables 7, the cable holes 3 are provided in plurality, and the plurality of cable holes 3 are spaced apart from each other along the second direction b. In this embodiment, when a plurality of cable holes 3 are provided, a plurality of pressure-resistant seal assemblies are also provided, and the plurality of pressure-resistant seal assemblies are arranged at intervals along the second direction b and correspond to the plurality of cable holes 3 one to one. Preferably, a plurality of cable hole 3's the same or different size to the cable 7 access of adaptation different specifications overhauls the power supply box, avoids cabinet body 1 and cabinet door 2 to cause the extrusion or cable hole 3 gap too big sealed effect of influence to cable 7. Illustratively, two cable holes 3 are provided through which the 16A cables 7 can be inserted, and two cable holes 3 are provided through which the 10A cables 7 can be inserted. Of course, in other embodiments, the number of cable holes 3 and the size of each cable hole 3 are designed according to actual needs. Through the cable hole 3 that sets up a plurality of sizes for the cable 7 of different specifications can select corresponding cable hole 3 to insert the maintenance power supply box, avoids cable 7 and cable hole 3 size to mismatch, leads to cable 7 can't insert or insert the back cable hole 3 too big and expose the sealed effect of space influence.
Example two:
as shown in fig. 4, the present embodiment provides an inspection power box, which is different from the first embodiment in that: when the cabinet body 1 and the cabinet door 2 are inconvenient to be provided with the guide limiting groove 5, the maintenance power box comprises two positioning blocks 8, the two positioning blocks 8 are respectively connected to the cabinet body 1 and the cabinet door 2, the positioning blocks 8 are provided with guide grooves 9, the shielding sliding block 4 is slidably connected to the guide grooves 9, and two ends of the elastic reset piece 6 are respectively connected to the groove walls of the guide grooves 9 and the shielding sliding block 4.
The guide limiting grooves 5 are formed in the cabinet body 1 and the cabinet door 2, so that the internal space of the maintenance box is not influenced, the structure of the maintenance power box is compact, and the appearance is simple and attractive; and shelter from slider 4 and elasticity piece 6 that resets and all hold in direction spacing groove 5, can avoid receiving the foreign object interference to increase of service life. The cabinet body 1 and the cabinet door 2 are connected with the positioning blocks 8, so that the integrity of the cabinet body 1 and the cabinet door 2 can be ensured, and the structural strength of the cabinet body 1 and the cabinet door 2 is not influenced; and compare in sheltering from slider 4 and elasticity and reset piece 6 and all hold in direction spacing groove 5 and inconvenient dismantlement change, the operating space who connects the change dismantlement of sheltering from slider 4 and elasticity reset piece 6 on locating piece 8 is great, and the change of being convenient for also cleans 9 inslot debris of guide way easily etc.. Therefore, the guide limiting groove 5 or the positioning block 8 can be selectively arranged according to actual conditions.
In this embodiment, when being provided with a plurality of cable holes 3, a plurality of guide grooves 9 have all been seted up at the interval along the second direction to locating piece 8 on cabinet body 1 and the cabinet door 2, a plurality of guide grooves 9 and a plurality of cable holes 3 one-to-one.
It is to be noted that the foregoing is only illustrative of the preferred embodiments of the present invention and the technical principles employed. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.
Claims (7)
1. An overhaul power supply box, comprising:
the side edge of the cabinet body (1) is provided with a first arc-shaped groove;
the cabinet door (2) is hinged to the cabinet body (1), a second arc-shaped groove is formed in the side edge of the cabinet door (2), and the second arc-shaped groove and the first arc-shaped groove can form a cable forming hole (3);
the line-pressing preventing sealing assembly comprises two shielding sliding blocks (4), the two shielding sliding blocks (4) are respectively connected to the cabinet body (1) and the cabinet door (2) in a sliding mode along a first direction, the shielding sliding blocks (4) on the cabinet body (1) are configured to cover or expose the first arc-shaped groove, and the shielding sliding blocks (4) on the cabinet door (2) are configured to cover or expose the second arc-shaped groove;
the wire pressing prevention sealing assembly further comprises two guide limiting grooves (5) which are respectively arranged on the cabinet body (1) and the cabinet door (2) and respectively communicated with the first arc-shaped groove and the second arc-shaped groove, and the two shielding sliding blocks (4) are correspondingly connected with the two guide limiting grooves (5) in a sliding manner;
the wire pressing prevention sealing assembly further comprises an elastic resetting piece (6), and two ends of the elastic resetting piece are respectively connected to the groove wall of the guide limiting groove (5) and the shielding sliding block (4);
the size of the shielding sliding block (4) on the cabinet body (1) in the first direction is not smaller than the groove depth of the first arc-shaped groove, and the size of the shielding sliding block (4) on the cabinet door (2) in the first direction is not smaller than the groove depth of the second arc-shaped groove;
the size of the shielding sliding block (4) on the cabinet body (1) in the second direction is not smaller than the opening diameter of the first arc-shaped groove, the size of the shielding sliding block (4) on the cabinet door (2) in the second direction is not smaller than the opening diameter of the second arc-shaped groove, and the first direction is perpendicular to the second direction.
2. Service power box according to claim 1, characterized in that the elastic return element (6) is a compression spring.
3. The service power box of claim 1, wherein an opening diameter of the first arcuate groove is equal to an opening diameter of the second arcuate groove.
4. The service power box as claimed in claim 1, wherein the first arc-shaped groove and the second arc-shaped groove are respectively arranged at the bottom side edges of the cabinet body (1) and the cabinet door (2).
5. Service power box according to claim 1, characterized in that the two shutter sliders (4) are provided with elastic pads on their opposite faces.
6. Service power box according to claim 1, characterized in that said cable holes (3) are provided in plurality, a plurality of said cable holes (3) being arranged at intervals along said second direction.
7. The service power box of claim 1, further comprising:
two locating pieces (8) are respectively connected to the cabinet body (1) and the cabinet door (2), a guide groove (9) is formed in the locating pieces (8), and the shielding sliding block (4) is slidably connected to the guide groove (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011520218.1A CN112582906B (en) | 2020-12-21 | 2020-12-21 | Overhaul power box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011520218.1A CN112582906B (en) | 2020-12-21 | 2020-12-21 | Overhaul power box |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112582906A CN112582906A (en) | 2021-03-30 |
| CN112582906B true CN112582906B (en) | 2022-04-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011520218.1A Active CN112582906B (en) | 2020-12-21 | 2020-12-21 | Overhaul power box |
Country Status (1)
| Country | Link |
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| CN (1) | CN112582906B (en) |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW200810265A (en) * | 2006-05-31 | 2008-02-16 | Roxtec Ab | A plug unit for a cable entry |
| EP2515397A1 (en) * | 2011-04-18 | 2012-10-24 | ABB Technology AG | Fastening and separating assembly for a switchgear panel |
| CA2783433C (en) * | 2011-07-25 | 2020-12-15 | William Kenneth Mcgrail | Transformerinstrumentationandmeteringsystem |
| US20150043883A1 (en) * | 2013-08-09 | 2015-02-12 | Corning Optical Communications LLC | Optical network cable box with preformed cable ports and blocking gate |
| CN204633294U (en) * | 2015-05-27 | 2015-09-09 | 国网湖北省电力公司咸宁供电公司 | Substation cable holes blocking device |
| CN107623261A (en) * | 2017-10-09 | 2018-01-23 | 江苏大浪电气集团有限公司 | A kind of pre-embedded device of High-low voltage switch cabinet |
| CN108649451B (en) * | 2018-07-23 | 2024-08-16 | 高邮市电塑厂 | Cable block terminal convenient to cable is dry |
| CN110943380A (en) * | 2019-12-23 | 2020-03-31 | 西安嘉特电气设备有限公司 | High-low voltage power distribution cabinet convenient to maintain and repair |
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2020
- 2020-12-21 CN CN202011520218.1A patent/CN112582906B/en active Active
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| CN112582906A (en) | 2021-03-30 |
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