CN211508800U - Internal division type motor junction box - Google Patents
Internal division type motor junction box Download PDFInfo
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- CN211508800U CN211508800U CN202020650855.XU CN202020650855U CN211508800U CN 211508800 U CN211508800 U CN 211508800U CN 202020650855 U CN202020650855 U CN 202020650855U CN 211508800 U CN211508800 U CN 211508800U
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- insulation box
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- power line
- partition
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Abstract
The utility model relates to a technical field that high-voltage motor made is an interior split type motor terminal box, including insulating box body, insulating lid, a three-core power line and three motor lead-out wires, insulating box body is upper portion open-ended cavity box structure, and insulating box body right side distributes and has preceding baffle and back baffle, cuts apart into three cavity with insulating box body's inside cavity, installs the cable mounting in the cavity. The utility model has the advantages of reasonable and compact structure, high durability and convenient use, through baffle and back baffle before setting up, can avoid adjacent power line and motor lead-out wire wiring to take place creepage phenomenon when being in the circular telegram and damage the motor, three-core power line can leave some regulation margins in the terminal box, through setting up left cable mounting and right cable mounting, can fix power line and motor lead-out wire respectively, through setting up threaded cable connecting piece, can make power line and motor lead-out wire more convenient be connected fast and unpack apart, increase area of contact, improve the operational reliability.
Description
Technical Field
The utility model relates to a technical field that high-voltage motor made is one kind and interior division motor terminal box.
Background
High-voltage motors are generally used in large industrial and mining enterprises, such as 6KV motors and 10KV motors, outgoing line junction boxes of the high-voltage motors are generally processed by cast steel or rolled steel materials, and due to the fact that voltage levels are high, in order to guarantee safety, sufficient distances must be reserved between live connection terminals in the junction boxes and junction box shells, and therefore the shells of the junction boxes must be large enough, the junction boxes of the high-voltage motors are heavy, occupied space and power lines are not convenient to adjust and install.
Disclosure of Invention
The utility model provides an interior division motor terminal box has overcome above-mentioned prior art not enough, and it can effectively solve the heavy, occupation space of current terminal box big, the power line does not have the problem of adjusting margin and installation inconvenience.
The technical scheme of the utility model is realized through following measure: an internal division type motor junction box comprises an insulation box body, an insulation box cover, a three-core power line and three motor outgoing lines, wherein the insulation box body is of a hollow box-shaped structure with an opening at the upper part, the insulation box body and the insulation box cover are fixedly connected through a plurality of fixing bolts distributed along the circumferential direction of the insulation box cover, a front partition plate and a rear partition plate which are contacted with the right side inside the insulation box body are distributed at intervals at the front and the rear of the right side of the insulation box body, the inner cavity of the insulation box body is divided into three cavities with communicated left sides and closed right sides by the front partition plate and the rear partition plate, a left cable fixing part and a right cable fixing part are fixedly installed at the left and the right sides of the middle part of each cavity at intervals, a wire outlet hole which is positioned at the right side of the right cable fixing part and is communicated with the inside and outside is arranged at the left side of the middle part of, the wiring end of each motor outgoing line respectively passes through the wire outlet hole and is clamped on the right cable fixing piece at the corresponding position, and the wiring ends of the three functional power lines are fixedly connected with the wiring ends of the corresponding motor outgoing lines through threaded cable connecting pieces.
The following are further optimization or/and improvement of the technical scheme of the utility model:
the left side of the front clapboard can be provided with a front arc-shaped section which is bent towards the left rear side, the left side of the rear clapboard is provided with a rear arc-shaped section which is bent towards the left front side, and a gap is arranged between the front side of the left part of the rear arc-shaped section of the rear clapboard and the rear side of the left part of the front arc-shaped section of the front clapboard.
The insulating box cover corresponding to the upper positions of the front partition board and the rear partition board is internally and fixedly provided with an upper partition board, the lower side of the upper partition board positioned on the front side is contacted with the upper side of the front partition board, and the lower side of the upper partition board positioned on the rear side is contacted with the upper side of the rear partition board.
The lower side of each upper partition plate can be fixedly provided with an upper convex block with a rectangular downward convex section, the upper side of each front partition plate and the upper side of each rear partition plate can be fixedly provided with a lower convex block with a rectangular upward convex section, the rear side of each upper convex block positioned on the front side is close to the front side of each lower convex block positioned on the front partition plate, and the front side of each upper convex block positioned on the rear side is close to the rear side of each lower convex block positioned on the rear partition plate.
The outer side of the lower end of the insulation box body can be provided with an annular connecting plate protruding outwards, and a plurality of threaded through holes are uniformly distributed on the connecting plate at intervals along the circumferential direction.
The cable fixing sealing element which is hermetically sleeved on the outer side of the three-core power line can be screwed in the wire inlet hole.
The utility model has the advantages of reasonable and compact structure, high durability and convenient use, through baffle and back baffle before setting up, can avoid adjacent power line and motor lead-out wire wiring to take place creepage phenomenon when being in the circular telegram and damage the motor, three-core power line can leave some regulation margins in the terminal box, through setting up left cable mounting and right cable mounting, can fix power line and motor lead-out wire respectively, through setting up threaded cable connecting piece, can make power line and motor lead-out wire more convenient be connected fast and unpack apart, increase area of contact, improve the operational reliability.
Drawings
Fig. 1 is a schematic sectional view of the preferred embodiment of the present invention.
Fig. 2 is a top cross-sectional structural view of fig. 1.
FIG. 3 is a left side sectional scaled schematic view of FIG. 1.
The codes in the figures are respectively: 1 is insulating box body, 2 is insulating lid, 3 is preceding baffle, 4 is the back baffle, 5 is three-core power line, 6 is the fixed sealing member of cable, 7 is left cable mounting, 8 is right cable mounting, 9 is screw thread cable connecting piece, 10 is the motor lead-out wire, 11 is the connecting plate, 12 is fixing bolt, 13 is last lug, 14 is lower lug, 15 is the cavity, 16 is upper annular connecting plate, 17 is lower annular connecting plate, 18 is last baffle.
Detailed Description
The utility model discloses do not receive the restriction of following embodiment, can be according to the utility model discloses a technical scheme and actual conditions determine concrete implementation.
In the present invention, for convenience of description, the description of the relative position relationship of the components is described according to the layout mode of the attached drawing 1 in 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 will be further described with reference to the following examples and drawings:
as shown in attached figures 1, 2 and 3, the internal division type motor junction box comprises an insulation box body 1, an insulation box cover 2, a three-core power line 5 and three motor outgoing lines 10, wherein the insulation box body 1 is of a hollow box-shaped structure with an open upper part, the insulation box body 1 and the insulation box cover 2 are fixedly connected through a plurality of fixing bolts 12 distributed along the circumferential direction of the insulation box cover 2, a front partition plate 3 and a rear partition plate 4 which are contacted with the right side inside the insulation box body 1 are distributed at intervals on the front and rear side of the right side of the insulation box body 1, the inner cavity of the insulation box body 1 is divided into three cavities 15 with communicated left sides and closed right sides by the front partition plate 3 and the rear partition plate 4, a left cable fixing part 7 and a right cable fixing part 8 are fixedly arranged on the inner side of the middle part of each cavity 15 at intervals on the left and right sides, an outgoing line hole which is positioned at the right, one end of the three-core power line 5 penetrates through the wire inlet hole and then is divided into three functional power lines which are respectively clamped with the left cable fixing part 7 at the corresponding position, the wiring end of each motor outgoing line 10 penetrates through the wire outlet hole and is clamped with the right cable fixing part 8 at the corresponding position, and the wiring ends of the three functional power lines are fixedly connected with the wiring end of the corresponding motor outgoing line 10 through the threaded cable connecting part 9. According to requirements, the three motor outgoing lines 10 are three phases in a motor main cable, the three-core power line 5 is an A phase, a B phase and a C phase corresponding to the motor main cable, and the left cable fixing piece 7 and the right cable fixing piece 8 are all in the prior art, such as a cable hoop. In the use, through setting up preceding baffle 3 and back baffle 4, can avoid every function power line 5 to take place creepage phenomenon damage motor when being in the circular telegram with the motor lead-out wire 10 wiring that corresponds, three-core power line 5 can leave some regulation margins in the terminal box, through setting up left cable mounting 7 and right cable mounting 8, can fix power line 5 and motor lead-out wire 10 respectively, avoid the motor at the during operation because the vibration leads to power line 5 and motor lead-out wire 10 contact failure to take place the accident, through setting up screw thread formula cable connecting piece 9, can make three-core power line 5 and motor lead-out wire 10 more convenient and fast be connected and unpack apart, increase area of contact, improve the reliable operation degree, the utility model has the characteristics of safe and reliable, reasonable in design and simple to operate.
The internal division type motor junction box can be further optimized or/and improved according to actual needs:
as shown in fig. 1 and 2, the left side of the front partition plate 3 is provided with a front arc section bending towards the left rear, the left side of the rear partition plate 4 is provided with a rear arc section bending towards the left front, and a gap is arranged between the front side of the left part of the rear arc section of the rear partition plate 4 and the rear side of the left part of the front arc section of the front partition plate 3. According to requirements, the front left part of the front arc section of the front clapboard 3 and the rear left part of the rear clapboard 4 are in circular sliding transition, and the front left part of the rear arc section of the rear clapboard 4 and the rear left part of the rear clapboard are in circular sliding transition. In the use, through such setting, can reserve the terminal of three-core power line 5 inside insulating box body 1, the later maintenance of being convenient for.
As shown in fig. 1 and 3, the insulation box cover 2 is a hollow box-shaped structure with an open lower portion, an upper partition plate 18 is fixed in the insulation box cover 2 corresponding to the upper sides of the front partition plate 3 and the rear partition plate 4, the lower side of the upper partition plate 18 located at the front side contacts with the upper side of the front partition plate 3, and the lower side of the upper partition plate 18 located at the rear side contacts with the upper side of the rear partition plate 4. According to the requirement, the outer side of the upper part of the insulation box body 1 is provided with a lower annular connecting plate 17 which protrudes outwards, the outer side of the lower part of the insulation box cover 2 is provided with an upper annular connecting plate 16 which protrudes outwards, and the upper annular connecting plate 16 and the lower annular connecting plate 17 are fixedly connected through fixing bolts 12 which are uniformly distributed at intervals along the circumferential direction. In the use process, through the arrangement, the volume of the wiring chamber 15 can be increased, so that the connection between the three-core power line 5 with a larger cross section area and the motor outgoing line 10 can be adapted, and the application range is wide.
As shown in fig. 1, 2 and 3, an upper bump 13 with a rectangular cross section and protruding downwards can be fixed on the lower side of each upper partition 18, a lower bump 14 with a rectangular cross section and protruding upwards can be fixed on the upper side of the front partition 3 and the upper side of the rear partition 4, the rear side of the upper bump 13 on the front side is abutted against the front side of the lower bump 14 on the front partition 3, and the front side of the upper bump 13 on the rear side is abutted against the rear side of the lower bump 14 on the rear partition. In the use process, the arrangement can limit the positions of the rear partition plate 4 and the upper partition plate 18 of the front partition plate 3 during installation, increase the sealing performance between the upper convex block 13 and the lower convex block 14 and enhance the safety in the use process.
As shown in attached figures 1, 2 and 3, the outer side of the lower end of the insulating box body 1 is provided with an annular connecting plate 11 protruding outwards, and a plurality of threaded through holes are uniformly distributed on the connecting plate 11 at intervals along the circumferential direction. In the use, can make through such setting the utility model discloses it is more convenient to connect with the motor.
As shown in the attached figures 1 and 2, a cable fixing sealing element 6 which is hermetically sleeved outside the three-core power line 5 is screwed in the wire inlet hole. In the use process, the three-core power line 5 can be fixed and the sealing performance of the wiring chamber 15 can be improved through the arrangement, and the working efficiency of the motor is improved.
Above technical feature constitutes the utility model discloses a best embodiment, it has stronger adaptability and best implementation effect, can increase and decrease unnecessary technical feature according to actual need, satisfies the demand of different situation.
Claims (9)
1. An internal division type motor junction box comprises an insulation box body, an insulation box cover, a three-core power line and three motor outgoing lines, wherein the insulation box body is of a hollow box-shaped structure with an opening at the upper part, the insulation box body and the insulation box cover are fixedly connected through a plurality of fixing bolts distributed along the circumferential direction of the insulation box cover, the internal cavity of the insulation box body is divided into three cavities with communicated left sides and closed right sides by the front partition plate and the rear partition plate which are distributed at intervals at the front and the rear of the right side of the insulation box body, a left cable fixing part and a right cable fixing part are fixedly arranged at the left and the right of the middle inner side of each cavity at intervals, a wire outlet hole which is positioned at the right side of the right cable fixing part and is communicated with the inside and the outside is arranged at the right of each cavity, an internally and externally communicated wire inlet hole is arranged at the left side of the middle part of the insulation box body, one, the wiring end of each motor outgoing line respectively passes through the wire outlet hole and is clamped on the right cable fixing piece at the corresponding position, and the wiring ends of the three functional power lines are fixedly connected with the wiring ends of the corresponding motor outgoing lines through threaded cable connecting pieces.
2. The internal split motor junction box of claim 1, wherein the left side of the front partition has a front arc section that curves to the left and back, the left side of the rear partition has a rear arc section that curves to the left and front, and a gap is provided between the front left side of the rear arc section of the rear partition and the rear left side of the front arc section of the front partition.
3. The internal division motor junction box of claim 1 or 2, wherein the upper partitions are fixed in the insulation box covers corresponding to the upper sides of the front partition and the rear partition, the lower sides of the upper partitions at the front side are in contact with the upper sides of the front partitions, and the lower sides of the upper partitions at the rear side are in contact with the upper sides of the rear partitions.
4. The internal division motor junction box of claim 3, wherein each upper partition has a lower side fixed with a downward protruding upper protrusion with a rectangular cross section, each of the upper sides of the front and rear partitions has an upward protruding lower protrusion with a rectangular cross section, the rear side of the upper protrusion on the front side abuts against the front side of the lower protrusion on the front partition, and the front side of the upper protrusion on the rear side abuts against the rear side of the lower protrusion on the rear partition.
5. The internal division motor junction box of claim 1, 2 or 4, wherein the outer side of the lower end of the insulation box body is provided with an annular connecting plate which protrudes outwards, and a plurality of threaded through holes are uniformly distributed on the connecting plate at intervals along the circumferential direction.
6. The internal division motor junction box of claim 3, wherein the outer side of the lower end of the insulation box body is provided with an annular connecting plate which protrudes outwards, and a plurality of threaded through holes are uniformly distributed on the connecting plate at intervals along the circumferential direction.
7. The internal division motor junction box of claim 1, 2, 4 or 6, wherein a cable fixing sealing member which is hermetically sealed and installed outside the three-core power line is threaded in the wire inlet hole.
8. The internal split motor junction box of claim 3, wherein cable fixing seals hermetically mounted on the outer side of the three-core power line are threaded in the wire inlet holes.
9. The internal split motor junction box of claim 5, wherein cable fixing seals hermetically mounted on the outer sides of the three-core power lines are threaded in the wire inlet holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020650855.XU CN211508800U (en) | 2020-04-26 | 2020-04-26 | Internal division type motor junction box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020650855.XU CN211508800U (en) | 2020-04-26 | 2020-04-26 | Internal division type motor junction box |
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| Publication Number | Publication Date |
|---|---|
| CN211508800U true CN211508800U (en) | 2020-09-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020650855.XU Active CN211508800U (en) | 2020-04-26 | 2020-04-26 | Internal division type motor junction box |
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| CN (1) | CN211508800U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| PL245722B1 (en) * | 2021-02-16 | 2024-09-30 | Instytut Maszyn Przepływowych Im. Roberta Szewalskiego Polskiej Akademii Nauk | Device for sealing machine electrical cables |
-
2020
- 2020-04-26 CN CN202020650855.XU patent/CN211508800U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| PL245722B1 (en) * | 2021-02-16 | 2024-09-30 | Instytut Maszyn Przepływowych Im. Roberta Szewalskiego Polskiej Akademii Nauk | Device for sealing machine electrical cables |
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