CN215870714U

CN215870714U - Water joint of harmonic shielding protection device

Info

Publication number: CN215870714U
Application number: CN202122121606.9U
Authority: CN
Inventors: 郑智军; 李瑶; 刘正菊; 冯绕权
Original assignee: Anhui Meijuorange Digital Technology Development Co ltd
Current assignee: Anhui Meijuorange Digital Technology Development Co ltd
Priority date: 2021-09-03
Filing date: 2021-09-03
Publication date: 2022-02-18
Anticipated expiration: 2031-09-03

Abstract

The utility model discloses a waterproof joint of a harmonic wave shielding protection device, which comprises a connecting disc, wherein fixing bolts are symmetrically arranged on the other side face of the connecting disc corresponding to positions of buckling grooves, the connecting disc is fixed on the side face of a harmonic wave shielding protection main body through the fixing bolts, a first hollow threaded column is arranged in the middle of the fixing bolts, a waterproof cover is arranged beside the first hollow threaded column, a buckling block is arranged in the waterproof cover corresponding to the position of the buckling grooves, a protective hollow column is arranged on the side face of the waterproof cover corresponding to the position of the first hollow threaded column, the inner diameter size of the protective hollow column is larger than the outer diameter size of the first hollow threaded column, the first hollow threaded column is arranged in the protective hollow column, a second sealing element is arranged at one end of the protective hollow column, and a third sealing element is sleeved at the other end of the protective hollow column. This harmonic shielding protection device's water joint has and connects the compactness height, guarantees to connect firmly, prevents that the end of a thread atress from bursting apart even, breaking by tension, advantage that waterproof sealing nature is high.

Description

Water joint of harmonic shielding protection device

Technical Field

The utility model relates to the technical field of harmonic shielding protection devices, in particular to a waterproof joint of a harmonic shielding protection device.

Background

With the use of semiconductor devices in a large number in power systems, harmonic hazards caused by nonlinear loads are becoming more important, harmonic problems in power low-voltage power distribution systems are also receiving more and more attention, harmonic suppression and elimination are mainly achieved by installing a harmonic shielding protection device for shielding, after the harmonic shielding protection device is installed, in order to enable the harmonic shielding protection device to normally operate, an electric wire needs to be connected into the harmonic shielding protection device, and therefore a connector needs to be arranged on the harmonic shielding protection device.

The access to the wires is called a splice, and the main function of the splice is to allow the passage of wires. If the sealing is poor, water can leak, the electrical components in the harmonic shielding protection device can be affected with damp due to water leakage, and the electrical components are damaged, so that the harmonic shielding protection device in the prior art is poor in sealing of the connector, the connector is not tightly clamped, the clamping is not tight and is easy to loosen, and the connector is stressed, even cracked and snapped.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a waterproof joint of a harmonic shielding protection device, which has the advantages of high connection tightness, stable connection guarantee, prevention of stress, even cracking and snapping of a thread end and high waterproof sealing performance, and solves the problems in the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: a waterproof joint of a harmonic wave shielding protection device comprises a joint piece symmetrically arranged on the side surface of a harmonic wave shielding protection main body, wherein the joint piece comprises an embedded waterproof component, an external waterproof component, a connecting component and a sealing component, the embedded waterproof component comprises a connecting disc, a first sealing element, a clamping groove, a fixing bolt and a first hollow threaded column, the external waterproof component comprises a waterproof cover, a clamping block, a protective hollow column, a second sealing element and a third sealing element, the connecting component comprises a connecting hollow column, a fourth sealing element, a limiting ring platform, a second hollow threaded column, a fifth sealing element and a first connecting thread, the sealing component comprises a sealing hollow column, a second connecting thread, a sixth sealing element and a seventh sealing element, the first sealing element is arranged on the side surface of the connecting disc, the clamping groove is symmetrically arranged on the side surface of the connecting disc, and a fixing bolt is symmetrically arranged on the other side surface of the connecting disc corresponding to the clamping groove, the connection pad passes through fixing bolt to be fixed in the side of harmonic shielding protection main part, fixing bolt's centre is provided with first hollow thread post, the other buckler that is provided with in side of first hollow thread post, the position that the inside of buckler corresponds the buckle groove is provided with the buckle piece, the position that the side of buckler corresponds first hollow thread post is provided with the hollow post of protection, the internal diameter size of the hollow post of protection is greater than the external diameter size of first hollow thread post, the inside of the hollow post of protection is arranged in to first hollow thread post, the one end of the hollow post of protection is provided with the second sealing member, the cover is equipped with the third sealing member on the other end of the hollow post of protection.

Preferably, the other connection hollow post that is provided with in side of the hollow post of protection, the position that corresponds first hollow thread post on the inner wall of connecting hollow post is provided with first connecting thread, connects hollow post and is connected with first hollow thread post through rotatory first connecting thread, and the internal diameter size of the hollow post of protection is greater than and connects hollow post, connects hollow post and arranges the inside of the hollow post of protection in.

Preferably, the one end of connecting hollow post is gone up the cover and is equipped with the fourth sealing member, and the junction of connecting hollow post and protection hollow post is arranged in to third sealing member and fourth sealing member, and the side of fourth sealing member is provided with the spacing ring platform, and the side of spacing ring platform is provided with the hollow screw post of second, is provided with the fifth sealing member on the one end inner wall of hollow screw post of second.

Preferably, the other side of the hollow screw post of second is provided with seals hollow post, seals the position that corresponds hollow screw post of second on the inner wall of hollow post and is provided with second connecting thread, seals hollow post and is connected with hollow screw post of second through rotatory second connecting thread, seals and is provided with the sixth sealing member on the one end inner wall of hollow post, seals the other end of hollow post and limit ring platform junction cover and is equipped with the seventh sealing member.

Preferably, the inner diameter of the waterproof cover is larger than the outer diameter of the connecting disc, the connecting disc is clamped into the waterproof cover to be connected with the waterproof cover, and the clamping block is clamped into the clamping groove.

Compared with the prior art, the utility model has the following beneficial effects:

in the waterproof joint of the harmonic shielding protection device, the connecting disc is clamped into the waterproof cover to be connected with the waterproof cover, the clamping block is clamped into the clamping groove, the connecting hollow column is connected with the first hollow threaded column by rotating the first connecting thread, the sealing hollow column is connected with the second hollow threaded column by rotating the second connecting thread, the device covers the connecting disc by the waterproof cover, the waterproof cover is firmly connected with the connecting disc by clamping the clamping block into the clamping groove, the connecting hollow column and the second hollow threaded column are punched into a whole, and all the parts are connected into a whole by connecting the hollow column and the second hollow threaded column, so that the connection tightness of the device is very high, the phenomena of clamping failure, easy loosening, stress, even cracking and snap of a connector lug are avoided, and a sealing member is arranged at the joint of each component, and the connecting disc is covered by a waterproof cover, so that the waterproof sealing performance of the joint member is very high.

Drawings

FIG. 1 is a perspective view of the overall structure of the present invention;

FIG. 2 is a perspective view of the waterproof adapter of the present invention;

FIG. 3 is a perspective view of the construction of the embedded waterproofing assembly of the present invention;

FIG. 4 is a perspective view of the connecting assembly of the present invention;

FIG. 5 is a perspective view of the external waterproof assembly of the present invention;

fig. 6 is a perspective view of the closure assembly of the present invention.

In the figure: 1. a harmonic shield protection body; 2. a joint member; 3. a waterproof component is embedded; 31. a connecting disc; 32. a first seal member; 33. a fastening groove; 34. fixing the bolt; 35. a first hollow threaded post; 4. an external waterproof component; 41. a waterproof cover; 42. a buckling block; 43. protecting the hollow column; 44. a second seal member; 45. a third seal member; 5. a connecting assembly; 51. connecting the hollow columns; 52. a fourth seal member; 53. a limit ring table; 54. a second hollow threaded post; 55. a fifth seal member; 56. a first connecting thread; 6. a seal assembly; 61. sealing the hollow column; 62. a second connecting thread; 63. a sixth seal member; 64. and a seventh seal.

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.

Referring to fig. 1-6, a waterproof joint of a harmonic wave shielding protection device comprises joint pieces 2 symmetrically arranged on the side surface of a harmonic wave shielding protection main body 1, wherein each joint piece 2 is composed of an embedded waterproof component 3, an external waterproof component 4, a connecting component 5 and a sealing component 6, the embedded waterproof component 3 is composed of a connecting disc 31, a first sealing element 32, a buckling groove 33, a fixing bolt 34 and a first hollow threaded column 35, the external waterproof component 4 is composed of a waterproof cover 41, a buckling block 42, a protective hollow column 43, a second sealing element 44 and a third sealing element 45, the connecting component 5 is composed of a connecting hollow column 51, a fourth sealing element 52, a limiting ring platform 53, a second hollow threaded column 54, a fifth sealing element 55 and a first connecting thread 56, the sealing component 6 is composed of a sealing hollow column 61, a second connecting thread 62, a sixth sealing element 63 and a seventh sealing element 64, a first sealing element 32 is arranged on the side surface of the connecting disc 31, a buckling groove 33 is symmetrically arranged on the other side surface of the connecting disc 31, a fixing bolt 34 is symmetrically arranged at the position of the other side surface of the connecting disc 31 corresponding to the buckling groove 33, the connecting disc 31 is fixed on the side surface of the harmonic shielding protection main body 1 through the fixing bolt 34, a first hollow threaded column 35 is arranged in the middle of the fixing bolt 34, a waterproof cover 41 is arranged beside the first hollow threaded column 35, a buckling block 42 is arranged in the waterproof cover 41 corresponding to the position of the buckling groove 33, a protective hollow column 43 is arranged on the side surface of the waterproof cover 41 corresponding to the position of the first hollow threaded column 35, the inner diameter of the protective hollow column 43 is larger than the outer diameter of the first hollow threaded column 35, the first hollow threaded column 35 is arranged in the protective hollow column 43, a second sealing element 44 is arranged at one end of the protective hollow column 43, and a third sealing element 45 is sleeved on the other end of the protective hollow column 43, a connecting hollow column 51 is arranged beside the protective hollow column 43, a first connecting thread 56 is arranged at a position corresponding to the first hollow threaded column 35 on the inner wall of the connecting hollow column 51, the connecting hollow column 51 is connected with the first hollow threaded column 35 through rotating the first connecting thread 56, the inner diameter of the protective hollow column 43 is larger than that of the connecting hollow column 51, the connecting hollow column 51 is arranged in the protective hollow column 43, a fourth sealing element 52 is sleeved on one end of the connecting hollow column 51, the third sealing element 45 and the fourth sealing element 52 are arranged at the joint of the connecting hollow column 51 and the protective hollow column 43, a limiting ring table 53 is arranged beside the fourth sealing element 52, a second hollow threaded column 54 is arranged beside the limiting ring table 53, a fifth sealing element 55 is arranged on the inner wall of one end of the second hollow threaded column 54, a sealing hollow column 61 is arranged beside the side of the second hollow threaded column 54, a second connecting thread 62 is arranged at a position corresponding to the second hollow threaded column 54 on the inner wall of the sealing hollow column 61 The sealing hollow column 61 is connected with the second hollow threaded column 54 through the rotating second connecting thread 62, a sixth sealing element 63 is arranged on the inner wall of one end of the sealing hollow column 61, a seventh sealing element 64 is sleeved at the joint of the other end of the sealing hollow column 61 and the limiting ring platform 53, the inner diameter of the waterproof cover 41 is larger than the outer diameter of the connecting disc 31, the connecting disc 31 is clamped into the inside of the waterproof cover 41 and connected with the waterproof cover 41, and the clamping block 42 is clamped into the inside of the clamping groove 33.

The working principle is as follows: fixing the connection disc 31 on the side of the harmonic wave shielding protection main body 1 by the fixing bolt 34, then fixing the connector 2 on the side of the harmonic wave shielding protection main body 1, arranging the first sealing element 32 at the joint of the harmonic wave shielding protection main body 1 and the connection disc 31, then clamping the connection disc 31 into the inside of the waterproof cover 41 to connect with the waterproof cover 41, clamping the clamping block 42 into the inside of the clamping groove 33, then connecting the connecting hollow column 51 with the first hollow threaded column 35 by rotating the first connecting thread 56, sleeving the third sealing element 45 and the fourth sealing element 52 at the joint of the connecting hollow column 51 and the protecting hollow column 43, connecting the sealing hollow column 61 with the second hollow threaded column 54 by rotating the second connecting thread 62, arranging the sixth sealing element 63 on the inner wall of one end of the sealing hollow column 61, sleeving the seventh sealing element 64 at the joint of the other end of the sealing hollow column 61 and the limit ring platform 53, finally, the person inserts the connection electric wire from the sixth sealing member 63 into the inside of the socket 2 and penetrates the sealing hollow post 61, the second hollow threaded post 54, the connecting hollow post 51, and the first hollow threaded post 35 into the inside of the harmonic shield protection body 1.

In summary, the following steps: this harmonic shielding protection device's water joint, the device covers connection pad 31 through buckler 41, buckle piece 42 card is gone into the inside of buckle groove 33, it is very firm to make its buckler 41 and connection pad 31's connection, connect hollow post 51 and the punching press of second hollow thread post 54 as an organic whole, and connect each spare part as an organic whole through connecting hollow post 51 and second hollow thread post 54, wholly make the connection compactness of device very high, can not appear blocking, it is easy not hard up, lead to the connector atress to collapse even, the phenomenon of straining absolutely, and all be provided with the sealing member in the junction of every spare part, and cover connection pad 31 through buckler 41 and make the waterproof sealing nature of connector 2 very high.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a harmonic shields protection device's water joint, includes harmonic shielding protection main part (1), its characterized in that: the side symmetry of harmonic shielding protection main part (1) is provided with joint spare (2), joint spare (2) are by embedded waterproof assembly (3), external waterproof assembly (4), coupling assembling (5) and seal subassembly (6) and constitute, embedded waterproof assembly (3) are by connection pad (31), first sealing member (32), buckle groove (33), fixing bolt (34) and first hollow screw post (35) are constituteed, external waterproof assembly (4) are by buckler (41), buckle piece (42), the hollow post of protection (43), second sealing member (44) and third sealing member (45) are constituteed, coupling assembling (5) are by connecting hollow post (51), fourth sealing member (52), spacing ring platform (53), the hollow screw post of second (54), fifth sealing member (55) and first connecting thread (56) are constituteed, seal subassembly (6) by sealing hollow post (61), The side surface of the connecting disc (31) is provided with a first sealing element (32), the other side surface of the connecting disc (31) is symmetrically provided with a clamping groove (33), the other side surface of the connecting disc (31) is symmetrically provided with a fixing bolt (34) corresponding to the position of the clamping groove (33), the connecting disc (31) is fixed on the side surface of the harmonic shielding protection main body (1) through the fixing bolt (34), the middle of the fixing bolt (34) is provided with a first hollow threaded column (35), a waterproof cover (41) is arranged beside the side surface of the first hollow threaded column (35), the inside of the waterproof cover (41) is provided with a clamping block (42) corresponding to the position of the clamping groove (33), the side surface of the waterproof cover (41) is provided with a protective hollow column (43) corresponding to the position of the first hollow threaded column (35), and the inner diameter of the protective hollow column (43) is larger than the outer diameter of the first hollow threaded column (35), the first hollow threaded column (35) is arranged inside the protective hollow column (43), a second sealing element (44) is arranged at one end of the protective hollow column (43), and a third sealing element (45) is sleeved at the other end of the protective hollow column (43).

2. The waterproof joint of the harmonic shielding protection device according to claim 1, wherein a connecting hollow column (51) is arranged beside the protecting hollow column (43), a first connecting thread (56) is arranged on the inner wall of the connecting hollow column (51) corresponding to the first hollow threaded column (35), the connecting hollow column (51) is connected with the first hollow threaded column (35) by rotating the first connecting thread (56), the inner diameter of the protecting hollow column (43) is larger than that of the connecting hollow column (51), and the connecting hollow column (51) is arranged inside the protecting hollow column (43).

3. The waterproof joint of the harmonic shielding protection device according to claim 2, wherein a fourth sealing element (52) is sleeved on one end of the connecting hollow column (51), the third sealing element (45) and the fourth sealing element (52) are arranged at the joint of the connecting hollow column (51) and the protecting hollow column (43), a limit ring table (53) is arranged beside the fourth sealing element (52), a second hollow threaded column (54) is arranged beside the limit ring table (53), and a fifth sealing element (55) is arranged on the inner wall of one end of the second hollow threaded column (54).

4. The waterproof joint of the harmonic shielding protection device according to claim 3, wherein a sealing hollow column (61) is arranged beside the second hollow threaded column (54), a second connecting thread (62) is arranged on the inner wall of the sealing hollow column (61) corresponding to the position of the second hollow threaded column (54), the sealing hollow column (61) is connected with the second hollow threaded column (54) by rotating the second connecting thread (62), a sixth sealing element (63) is arranged on the inner wall of one end of the sealing hollow column (61), and a seventh sealing element (64) is sleeved at the joint of the other end of the sealing hollow column (61) and the limit ring platform (53).

5. The waterproof joint of the harmonic wave shielding protection device according to claim 1, wherein the inner diameter of the waterproof cover (41) is larger than the outer diameter of the connecting disc (31), the connecting disc (31) is clamped inside the waterproof cover (41) to be connected with the waterproof cover (41), and the clamping block (42) is clamped inside the clamping groove (33).