CN218333414U - Conductive head mounting structure easy to assemble - Google Patents
Conductive head mounting structure easy to assemble Download PDFInfo
- Publication number
- CN218333414U CN218333414U CN202222683071.9U CN202222683071U CN218333414U CN 218333414 U CN218333414 U CN 218333414U CN 202222683071 U CN202222683071 U CN 202222683071U CN 218333414 U CN218333414 U CN 218333414U
- Authority
- CN
- China
- Prior art keywords
- conductive
- lead
- conductive head
- tube
- convex ring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Transformer Cooling (AREA)
Abstract
The utility model discloses an easy-to-assemble conductive head mounting structure, which comprises a wiring terminal, a conductive head, a lead connector, an oil conservator cover plate, a conductive tube, a high-voltage lead and a convex ring, wherein the conductive head comprises a conductive column and a step tube, and the oil conservator cover plate is provided with a central hole which runs through the front side and the back side of the oil conservator cover plate; the front end of the lead connector penetrates through the convex ring and is fixed inside the convex ring through the positioning pin, the front end of the step pipe is screwed at the extending end of the lead connector, the step pipe is screwed, the inner wall of the rear end of the step pipe is tightly attached to the outer wall of the convex ring, and the rear end face of the step pipe is tightly attached to the front side face of the oil conservator cover plate. The utility model discloses need not to realize through processing through-hole and screw in locking bolt and lead the firm assembly of electric head on the conservator apron, practiced thrift the cost, eliminated excessive location, effectively avoided the locking bolt screw in degree of depth not enough or locking bolt fastening assembly difficult operation scheduling problem, easily assembly has promoted assembly efficiency.
Description
Technical Field
The utility model relates to a power transformer part technical field specifically is an easily conductive first mounting structure of assembly.
Background
In the field of power transformers, the conductive head is one of important components, and is used for mounting a wiring terminal on one hand, and is used for connecting an internal terminal of a transformer bushing on the other hand, so that the conductive head often plays an important role of a 'connecting bridge' between the power transformer and an external line.
At present, in order to facilitate installation, a conductive head is generally assembled on an oil conservator cover plate of a power transformer, and an installation structure of the conductive head generally comprises a wiring terminal, the conductive head, a lead connector, the oil conservator cover plate, a conductive tube and a high-voltage lead, wherein the conductive head comprises a conductive column and a step tube which are integrally connected and arranged in front and at back, and a plurality of through holes are arranged around the periphery of the rear end face of the step tube; the oil conservator cover plate is provided with a central hole penetrating through the front side surface and the rear side surface of the oil conservator cover plate, a plurality of screw holes which are in one-to-one correspondence with the through holes are formed in the periphery of the oil conservator cover plate, and the front side surface of the oil conservator cover plate is provided with a convex ring which is integrally connected around the periphery of the central hole.
During assembly, the rear end of the lead joint is connected with the high-voltage lead and then inserted into the conductive tube from front to back, so that the conductive tube is inserted into the central hole from front to back; in addition, the front end of the lead connector penetrates through the convex ring and is fixed inside the convex ring through the positioning pin, the front end of the step pipe is screwed at the extending end of the lead connector, and after the step pipe is screwed, the locking bolt is inserted into each through hole and is screwed in the corresponding screw hole, so that the conductive head is assembled on the oil conservator cover plate.
The drawbacks resulting from the above-described assembly structure are: after the front end of the step pipe is screwed at the extending end of the lead connector, the locking bolt can be inserted and screwed only by ensuring that each through hole on the rear end face of the step pipe is exactly opposite to each screw hole on the periphery of the oil conservator cover plate one by one, and in the process, the screwing-in depth of the locking bolt is difficult to control, and the problems that each through hole is exactly opposite to each screw hole one by one without dislocation, the screwing-in depth of the locking bolt is insufficient, the locking bolt is difficult to fasten and assemble and the like are easily caused. In addition, a plurality of through holes and screw holes are respectively processed on the rear end surface of the step tube and the periphery of the oil conservator cover plate only by machining the conductive head (the step tube) and the oil conservator cover plate, and the cost is high.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the defect that prior art exists and not enough, provide a conductive head mounting structure of easily assembling, on the basis of the mounting structure of current conductive head, carry out configuration optimization to it, need not to realize through processing through-hole and screw in locking bolt and can realize the firm assembly of conductive head on the conservator apron, in order to practice thrift the cost, eliminate excessive location, avoid the locking bolt screw in degree of depth not enough or the difficult operation scheduling problem of locking bolt fastening assembly, promote assembly efficiency.
In order to achieve the above object, the utility model provides a following technical scheme:
a conductive head mounting structure easy to assemble comprises a wiring terminal, a conductive head, a lead connector, an oil conservator cover plate, a conductive tube and a high-voltage lead, wherein the conductive head comprises a conductive column and a step tube which are integrally connected and arranged in front and back; the rear end of the lead joint is connected with the high-voltage lead and then inserted into the conductive tube from front to back, the conductive tube is inserted into the central hole from front to back, the front end of the lead joint penetrates through the convex ring and is fixed inside the convex ring through the positioning pin, and the front end of the stepped tube is screwed at the extending end of the lead joint, and the high-voltage lead joint is characterized in that: the lead joint tightly tensions the conductive tube from the inner side, so that the outer wall of the conductive tube is tightly attached to the inner wall of the central hole; and screwing the step pipe, tightly fitting the inner wall of the rear end of the step pipe with the outer wall of the convex ring, and tightly fitting the rear end face of the step pipe with the front side face of the oil conservator cover plate.
Furthermore, the outside cover of leading electrical pillar is equipped with the staple bolt, the staple bolt pass through lock bolt and nut and fasten in lead the outside of electrical pillar, binding post fixed connection in one side of staple bolt.
Furthermore, pin holes are respectively formed in two opposite sides of the convex ring.
Furthermore, the front end of the lead connector is provided with a through hole which penetrates through the lead connector along the radial direction, and the positioning pin sequentially penetrates through the pin hole and the through hole on one side from outside and then is inserted into the pin hole on the other side, so that the front end of the lead connector is fixed inside the convex ring.
Furthermore, an internal thread is arranged on the inner wall of the front end of the step pipe, and an external thread matched with the internal thread is arranged on the outer wall of the extending end of the lead connector.
Furthermore, a first sealing ring is arranged between the combination surface of the conductive tube and the through hole.
Furthermore, a second sealing ring is arranged between the step pipe and the joint surface of the oil conservator cover plate and the convex ring.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses on current conductive head's mounting structure's basis, carry out configuration optimization to it, after the step pipe of screwing, make the rear end inner wall of step pipe closely laminate mutually with the outer wall of bulge loop, and make the rear end face of step pipe closely laminate mutually with the leading flank of conservator apron, need not to realize through processing through-hole and screw in locking bolt with the firm assembly of conductive head on the conservator apron, the cost is practiced thrift, the excessive location that causes because of the fastening mode of additionally adopting locking bolt has been eliminated, effectively avoided the not enough or locking bolt fastening assembly difficulty operation scheduling problem of locking bolt screw in degree of depth, easily assemble, assembly efficiency has been promoted.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of the middle conductive head of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 and 2, an easy-to-assemble conductive head mounting structure comprises a wiring terminal 1, a conductive head 2, a lead connector 3, an oil conservator cover plate 4, a conductive tube 5 and a high-voltage lead 6, wherein the conductive head 2 comprises a conductive column 21 and a step tube 22 which are integrally connected and arranged in front and back, the oil conservator cover plate 4 is provided with a central hole penetrating through the front side surface and the back side surface of the oil conservator cover plate 4, and the front side surface of the oil conservator cover plate 4 is provided with a convex ring 7 which is integrally connected around the periphery of the central hole; the rear end of the lead joint 3 is connected with a high-voltage lead 6 and then inserted into the conductive tube 5 from front to back, the conductive tube 5 is inserted into the central hole from front to back, the front end of the lead joint 3 penetrates through the convex ring 7 and is fixed inside the convex ring 7 through the positioning pin 8, the front end of the stepped tube 22 is screwed at the extending end of the lead joint 3, and the lead joint 3 tightly tensions the conductive tube 5 from the inner side, so that the outer wall of the conductive tube 5 is tightly attached to the inner wall of the central hole; and (3) screwing the step pipe 22, tightly attaching the inner wall of the rear end of the step pipe 22 to the outer wall of the convex ring 7, and tightly attaching the rear end face of the step pipe 22 to the front side face of the oil conservator cover plate 4.
The utility model discloses in, the outside cover of leading electrical pillar 21 is equipped with staple bolt 9, and staple bolt 9 fastens in the outside of leading electrical pillar 21 through locking bolt and nut 10, 1 fixed connection of binding post in one side of staple bolt 9. This secures the terminal 1 to the contact head 2.
In the utility model, the convex ring 7 is provided with pin holes on two opposite sides.
The utility model discloses in, the front end of lead joint 3 is equipped with radially runs through its inside through-hole, and locating pin 8 is from outside after passing the pinhole and the through-hole of one side in proper order, in the pinhole of cartridge to opposite side. This realizes that the tip of the lead tab 3 is fixed inside the collar 7.
The utility model discloses in, be equipped with internal thread 11 on the front end inner wall of step pipe 22, be equipped with on the outer wall of the extension end of lead connector 3 with internal thread 11 matched with external screw thread 12. This realizes screwing of the tip of the stepped tube 22 to the extension end of the lead tab 3.
The utility model discloses in, be equipped with first sealing washer 13 between the faying face of contact tube 5 and through-hole to this leakproofness of guaranteeing the junction.
The utility model discloses in, be equipped with second sealing washer 14 between the faying face of step pipe 22 and conservator apron 4 and bulge loop 7 to this leakproofness of guaranteeing the junction.
The invention is further described below with reference to the accompanying drawings:
during assembly, the hoop 9 with the connecting terminal 1 fixedly connected to one side is sleeved on the conductive column 21, and the hoop 9 is locked outside the conductive column 21 by the locking bolt and the nut 10.
Then, the rear end of the lead tab 3 is connected to the high-voltage lead 6, and then inserted into the contact tube 5 from front to back, and the contact tube 5 is inserted into the center hole from front to back so that the front end of the lead tab 3 passes through the collar 7 and extends out. Because the lead connector 3 tightly stretches the conductive tube 5 from the inner side, the outer wall of the conductive tube 5 is tightly attached to the inner wall of the central hole, and the loosening cannot occur.
Then, the positioning pin 8 is inserted into the pin hole of the other side after sequentially passing through the pin hole and the through hole of one side from the outside, and the front end of the lead tab 3 is fixed inside the convex ring 7.
Then, the front end of the step tube 22 is screwed to the extending end of the lead connector 3, after the step tube 22 is screwed, the inner wall of the rear end of the step tube 22 is tightly attached to the outer wall of the convex ring 7, and the rear end face of the step tube 22 is tightly attached to the front side face of the conservator cover plate 4, so that the conductive head 2 is firmly assembled on the conservator cover plate 4.
Because the utility model discloses need not to realize through processing through-hole and screw in locking bolt and will lead the firm assembly of electrical head 2 on conservator apron 4, consequently practiced thrift the cost, eliminated because of the excessive location that the fastening mode of extra adoption locking bolt caused, effectively avoided the not enough or locking bolt fastening assembly difficulty operation scheduling problem of locking bolt screw in degree of depth, promoted assembly efficiency.
Although the present description is described in terms of embodiments, not every embodiment includes only a single embodiment, and such description is for clarity only, and those skilled in the art should be able to integrate the description as a whole, and the embodiments can be appropriately combined to form other embodiments as will be understood by those skilled in the art.
Therefore, the above description is only a preferred embodiment of the present application, and is not intended to limit the scope of the present application; all changes which come within the meaning and range of equivalency of the claims are to be embraced within their scope.
Claims (7)
1. A conductive head mounting structure easy to assemble comprises a wiring terminal, a conductive head, a lead connector, an oil conservator cover plate, a conductive tube and a high-voltage lead, wherein the conductive head comprises a conductive column and a step tube which are integrally connected and arranged in front and back; the rear end of the lead joint is connected with the high-voltage lead and then inserted into the conductive tube from front to back, the conductive tube is inserted into the central hole from front to back, the front end of the lead joint penetrates through the convex ring and is fixed in the convex ring through the positioning pin, and the front end of the stepped tube is screwed at the extending end of the lead joint, and the high-voltage lead joint is characterized in that: the lead joint tightly tensions the conductive tube from the inner side, so that the outer wall of the conductive tube is tightly attached to the inner wall of the central hole; and screwing the step pipe, tightly fitting the inner wall of the rear end of the step pipe with the outer wall of the convex ring, and tightly fitting the rear end face of the step pipe with the front side face of the oil conservator cover plate.
2. An easily assembled conductive head mounting structure as set forth in claim 1, wherein: the outside cover of leading electrical pillar is equipped with the staple bolt, the staple bolt fasten in the outside of leading electrical pillar through lock bolt and nut, binding post fixed connection in one side of staple bolt.
3. An easily assembled conductive head mounting structure as set forth in claim 1, wherein: the convex rings are provided with pin holes at two opposite sides respectively.
4. An easily assembled conductive head mounting structure as set forth in claim 3, wherein: the front end of the lead joint is provided with a through hole which penetrates through the lead joint along the radial direction, and the positioning pin sequentially penetrates through the pin hole and the through hole on one side from outside and then is inserted into the pin hole on the other side, so that the front end of the lead joint is fixed inside the convex ring.
5. An easily assembled conductive head mounting structure as set forth in claim 1, wherein: the inner wall of the front end of the step pipe is provided with an internal thread, and the outer wall of the extending end of the lead connector is provided with an external thread matched with the internal thread.
6. An easily assembled conductive head mounting structure as set forth in claim 1, wherein: and a first sealing ring is arranged between the joint surfaces of the conductive tube and the through hole.
7. An easily assembled conductive head mounting structure as set forth in claim 1, wherein: and a second sealing ring is arranged between the step pipe and the joint surface of the oil conservator cover plate and the convex ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222683071.9U CN218333414U (en) | 2022-10-12 | 2022-10-12 | Conductive head mounting structure easy to assemble |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222683071.9U CN218333414U (en) | 2022-10-12 | 2022-10-12 | Conductive head mounting structure easy to assemble |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218333414U true CN218333414U (en) | 2023-01-17 |
Family
ID=84823572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222683071.9U Active CN218333414U (en) | 2022-10-12 | 2022-10-12 | Conductive head mounting structure easy to assemble |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218333414U (en) |
-
2022
- 2022-10-12 CN CN202222683071.9U patent/CN218333414U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4643511A (en) | Auxiliary wire connections for side post batteries | |
| US10594058B2 (en) | Terminal block and electronic appliance | |
| CN218333414U (en) | Conductive head mounting structure easy to assemble | |
| CN113193682B (en) | Insulation sealing structure of motor stator outgoing line | |
| CN204928025U (en) | Intelligence generating line bearing structure | |
| CN216407444U (en) | Single nut locking structure | |
| CN209896334U (en) | Anti-dropping retainer ring for aviation electric connector | |
| CN201765920U (en) | Transformer bushing device on single-phase pole and transformer with bushing device | |
| CN211682202U (en) | Joint connection mode of cooperative robot | |
| CN211039344U (en) | Annular opening type nut | |
| CN110948092A (en) | Gas-electricity split type welding gun tail assembly joint | |
| CN112003051A (en) | Connector and electronic equipment | |
| CN219419259U (en) | Top cap subassembly, battery and battery module | |
| CN217956225U (en) | Explosion-proof connector | |
| CN210985787U (en) | Hoop type generator | |
| CN213845527U (en) | Bonding component | |
| CN217691703U (en) | Connecting terminal | |
| CN110519948A (en) | A kind of blindmate ground connection clamping piece structure of electrical cabinet cabinet | |
| CN212318719U (en) | Novel high-strength gear | |
| CN219677069U (en) | Lead-out terminal for capacitor based on design of improving structural stability | |
| CN216381730U (en) | Lightning protection device of wind generating set | |
| CN210722705U (en) | Transformer and equipotential flange assembly thereof | |
| CN211377041U (en) | Pressure-bearing sealing plug for connector | |
| CN212434471U (en) | Explosion-proof cover assembly of capacitor | |
| CN211738562U (en) | Solar monitoring embracing type column support |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |