CN214541976U

CN214541976U - Copper switch with high sealing performance

Info

Publication number: CN214541976U
Application number: CN202120514352.4U
Authority: CN
Inventors: 孙建林; 胡国志; 黄品山; 傅文隆
Original assignee: Suzhou Haixing Maritime Affairs Equipment Co ltd
Current assignee: Suzhou Haixing Maritime Affairs Equipment Co ltd
Priority date: 2021-03-11
Filing date: 2021-03-11
Publication date: 2021-10-29
Anticipated expiration: 2031-03-11

Abstract

The utility model discloses a copper switch with high sealing performance, which comprises a shell, an upper cover, a switch core assembly and a switch handle, wherein the upper cover is covered on the shell, the switch handle is arranged on the upper cover, the switch core assembly is fixed in the shell, and a wiring space is reserved between the switch core assembly and the shell; a switch shaft of the switch core assembly penetrates through the upper cover to be connected to a switch handle, a first sealing ring is arranged at the joint of the switch handle, the switch shaft and the upper cover, and a second sealing ring is arranged at the joint of the upper cover and the shell; the casing is provided with wiring hole, wiring hole department is provided with third sealing washer and packing box, third sealing washer and packing box pass through gland nut and fix to the casing. The utility model discloses set up first sealing washer in switch handle and upper cover department, upper cover and casing department set up the second sealing washer, and wiring hole department sets up packing box and third sealing washer, guarantees the sealed effect of each junction, and protection level reaches IP 56.

Description

Copper switch with high sealing performance

Technical Field

The utility model relates to a switch especially relates to a copper switch of high leakproofness ability.

Background

Along with the deep development of manufacturing technology and the application prospect of market, the demand on an electrical switch is also increasing day by day, the market has higher and higher use requirement on products, the basic use requirement of the same type of products is met, the requirements on use safety and practicability are also higher and higher, and the copper switch in the market at present has the following defects: 1. the sealing performance is not enough, and the dustproof and waterproof requirements of the ship cannot be met; 2. the space of the wiring in the shell is insufficient, the installation is inconvenient, and the heat dissipation is influenced; 3. the switch handle is of an asymmetric structure, the single-side operation is difficult to twist, the switch handle is of a plastic structure, and the switch is easy to damage when the operation frequency is high due to the fact that the switch needs large torsion to be opened and closed. Accordingly, the prior art is yet to be improved and developed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a copper switch of high leakproofness ability is provided, solve the not enough problem of current copper switch leakproofness ability.

The technical scheme adopted by the utility model to solve the technical problems is to provide a copper switch with high sealing performance, which comprises a shell, an upper cover, a switch core assembly and a switch handle, wherein the upper cover is covered on the shell, the switch handle is arranged on the upper cover, the switch core assembly is fixed in the shell, and a wiring space is reserved between the switch core assembly and the shell; a switch shaft of the switch core assembly penetrates through the upper cover to be connected to a switch handle, a first sealing ring is arranged at the joint of the switch handle, the switch shaft and the upper cover, and a second sealing ring is arranged at the joint of the upper cover and the shell; the casing is provided with wiring hole, wiring hole department is provided with third sealing washer and packing box, third sealing washer and packing box pass through gland nut and fix to the casing.

Furthermore, a positioning column is arranged at the center of the upper cover, a positioning hole is formed in the positioning column, a switch shaft of the switch core assembly penetrates through the positioning hole and a first sealing ring to be connected to a switch handle, and the first sealing ring is a Y-shaped sealing ring.

Further, the switch handle is a straight line, a mounting hole is formed in the center of one side, connected with the switch shaft, of the switch handle, a round nut is arranged in the mounting hole, a threaded hole communicated with the mounting hole is formed in one end of the switch handle, a mounting screw is arranged in the threaded hole, the switch shaft is locked to the switch handle through the mounting screw, and the round nut compresses the first sealing ring to seal the switch handle.

Furthermore, a sealing ring groove is formed in one side, connected with the shell, of the upper cover, and the second sealing ring is arranged in the sealing ring groove.

Furthermore, the stuffing box, the third sealing ring and the compression nut are sequentially arranged, and gaskets are arranged between the third sealing ring and the stuffing box as well as between the third sealing ring and the compression nut.

Further, a mounting foot is arranged at a position, close to the bottom, of the side face of the shell, a grounding screw is arranged on the mounting foot, and a grounding mark is arranged at the position of the grounding screw.

Further, the junction of the mounting foot and the shell forms an arc-shaped chamfer.

Furthermore, an opening and closing indication mark, a current grade mark and a protection grade mark are arranged on the upper cover.

Further, a nameplate is arranged on the shell and fixed through rivets.

Furthermore, the shell, the upper cover and the switch handle are made of copper.

The utility model discloses contrast prior art has following beneficial effect: the copper switch with high sealing performance provided by the utility model is characterized in that a first sealing ring is arranged at the switch handle and the upper cover, a second sealing ring is arranged at the upper cover and the shell, a packing box and a third sealing ring are arranged at the wiring hole, the sealing effect of each joint is ensured, and the protection grade reaches IP 56; sufficient wiring space is reserved in the shell, and wiring of a circuit is simple and convenient; the copper switch handle with a symmetrical structure is adopted, so that the switch is convenient and labor-saving to operate; the shell is provided with an external grounding measure, so that the use is safer and more reliable.

Drawings

Fig. 1 is an explosion diagram of a copper switch with high sealing performance according to an embodiment of the present invention.

In the figure:

1. a switch handle; 2. locking the screw; 3. a round nut; 4. a first seal ring; 5. an upper cover; 6. a second seal ring; 7. a switch core assembly; 8. a housing; 9. a stuffing box; 10. a gasket; 11. a compression nut; 12. mounting screws; 13. a set screw; 14. a ground screw; 15. a nameplate; 16. riveting; 17. a third seal ring; 71. a switch shaft.

Detailed Description

The invention is further described with reference to the following figures and examples.

Referring to fig. 1, the copper switch with high sealing performance according to the embodiment of the present invention includes a housing 8, an upper cover 5, a switch core assembly 7 and a switch handle 1, wherein the upper cover 5 is covered on the housing 8 and is fixedly connected with the housing through a locking screw 2; the switch handle 1 is arranged on the upper cover 5, the switch core assembly 7 is fixed in the shell 8 and fixed through a fixing screw 13, and a wiring space is reserved between the switch core assembly 7 and the shell 8; a switch shaft 71 of the switch core assembly 7 penetrates through the upper cover 5 to be connected to a switch handle 1, a first sealing ring 4 is arranged at the joint of the switch handle 1, the switch shaft 71 and the upper cover 5, and a second sealing ring 6 is arranged at the joint of the upper cover 5 and the shell 8; the casing 8 is provided with the wiring hole, wiring hole department is provided with third sealing washer 17 and packing box 9, third sealing washer 17 and packing box 9 pass through gland nut 11 to be fixed to casing 8. The protection grade of the multi-sealing structure reaches IP56, and the dustproof and waterproof requirements of the ship are met.

Specifically, a positioning column is arranged at the center of the upper cover 5, a positioning hole is arranged in the positioning column, the switch shaft 71 of the switch core assembly 7 penetrates through the positioning hole and the first sealing ring 4 to be connected to the switch handle 1, and the first sealing ring 4 is a Y-shaped sealing ring. Switch handle 1 is a style of calligraphy, one side center that switch handle 1 and switch shaft 71 are connected is provided with the mounting hole, be provided with round nut 3 in the mounting hole, switch handle 1's one end is provided with the screw hole with the mounting hole intercommunication, threaded hole is equipped with mounting screw 12, switch shaft 71 locks switch handle 1 through mounting screw 12, round nut 3 compresses tightly the sealed of first sealing washer 4 realization switch handle 1 department.

Specifically, one side of the upper cover 5 connected with the housing 8 is provided with a seal ring groove, and the second seal ring 6 is arranged in the seal ring groove.

Preferably, the stuffing box 9, the third sealing ring 17 and the compression nut 11 are sequentially arranged, and gaskets 10 are arranged between the third sealing ring 17 and the stuffing box 9 as well as between the third sealing ring and the compression nut 11, so that the sealing effect at the wiring hole is further ensured.

Specifically, a mounting foot is arranged at a position, close to the bottom, of the side surface of the shell 8, a grounding screw 14 is arranged on the mounting foot, and a grounding mark is arranged at the position of the grounding screw 14. The junction of installation foot and casing 8 forms curved chamfer, and great chamfer structure increases the intensity of installation foot.

Preferably, the upper cover 5 is provided with an opening and closing indication mark and a current grade and protection grade mark.

Preferably, a nameplate 15 is provided on the housing 8, said nameplate 15 being fixed by means of rivets 16.

Preferably, the housing 8, the upper cover 5 and the switch handle 1 are made of copper.

To sum up, the copper switch with high sealing performance provided by the embodiment of the invention has the advantages that the first sealing ring 4 is arranged at the switch handle 1 and the upper cover 5, the second sealing ring 6 is arranged at the upper cover 5 and the shell 8, and the stuffing box 9 and the third sealing ring 17 are arranged at the wiring hole, so that the sealing effect of each connection part is ensured, and the protection grade reaches IP 56; sufficient wiring space is reserved in the shell 8, and wiring of a circuit is simple and convenient; the copper switch handle 1 with a symmetrical structure is adopted, so that the switch is convenient and labor-saving to operate; the shell 8 is provided with an external grounding measure, so that the use is safer and more reliable.

Although the present invention has been described with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. A copper switch with high sealing performance is characterized by comprising a shell, an upper cover, a switch core assembly and a switch handle, wherein the upper cover is covered on the shell, the switch handle is arranged on the upper cover, the switch core assembly is fixed in the shell, and a wiring space is reserved between the switch core assembly and the shell; a switch shaft of the switch core assembly penetrates through the upper cover to be connected to a switch handle, a first sealing ring is arranged at the joint of the switch handle, the switch shaft and the upper cover, and a second sealing ring is arranged at the joint of the upper cover and the shell; the casing is provided with wiring hole, wiring hole department is provided with third sealing washer and packing box, third sealing washer and packing box pass through gland nut and fix to the casing.

2. The high-sealing-performance copper switch as claimed in claim 1, wherein a positioning column is disposed at the center of the upper cover, a positioning hole is disposed in the positioning column, the switch shaft of the switch core assembly passes through the positioning hole and a first sealing ring to be connected to the switch handle, and the first sealing ring is a Y-shaped sealing ring.

3. The high-sealing-performance copper switch as claimed in claim 2, wherein the switch handle is in a straight shape, a mounting hole is formed in the center of one side of the switch handle connected with the switch shaft, a round nut is arranged in the mounting hole, a threaded hole communicated with the mounting hole is formed in one end of the switch handle, a mounting screw is arranged in the threaded hole, the switch shaft is locked to the switch handle through the mounting screw, and the round nut presses the first sealing ring to seal the switch handle.

4. The high sealing performance copper switch according to claim 1, wherein a sealing ring groove is formed at a side where the upper cover is connected to the housing, and the second sealing ring is disposed in the sealing ring groove.

5. The high sealing performance copper switch according to claim 1, wherein the stuffing box, the third sealing ring and the compression nut are arranged in sequence, and gaskets are arranged between the third sealing ring and the stuffing box as well as between the third sealing ring and the compression nut.

6. The high-sealing-performance copper switch as claimed in claim 1, wherein a mounting foot is provided at a position close to the bottom of the side surface of the housing, a grounding screw is provided on the mounting foot, and a grounding mark is provided at the grounding screw.

7. The high sealing copper switch of claim 6, wherein the junction of the mounting leg and the housing is formed with an arcuate chamfer.

8. The copper switch with high sealing performance according to claim 1, wherein the upper cover is provided with an opening and closing indicator and a current level and protection level indicator.

9. The high sealing performance copper switch of claim 1, wherein a nameplate is provided on the housing, and the nameplate is fixed by a rivet.

10. The high sealing copper switch of claim 1, wherein the housing, the top cover and the switch handle are made of copper.