CN210939029U - Upper cover taking and unloading device of transformer - Google Patents
Upper cover taking and unloading device of transformer Download PDFInfo
- Publication number
- CN210939029U CN210939029U CN201921044248.2U CN201921044248U CN210939029U CN 210939029 U CN210939029 U CN 210939029U CN 201921044248 U CN201921044248 U CN 201921044248U CN 210939029 U CN210939029 U CN 210939029U
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- upper cover
- lifting
- hole
- transformer
- lifting screw
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Abstract
The utility model discloses an upper cover of transformer is got and is unloaded device, include: the device comprises a lifting mechanism, a tool upper cover, a column group, a clamping seat assembly, a locating sleeve assembly and a tool base; the tooling upper cover and the tooling base are respectively fixed at two ends of the column group to form a support of the upper cover removing device; the clamping seat assembly is fixed on the column group through the locating sleeve assembly and is positioned below the lifting mechanism and used for clamping the transformer; one end of the lifting mechanism is a lifting rod, the other end of the lifting mechanism is a lifting screw component, and the lifting rod and the lifting screw component are connected through a screw rod; after the lifting mechanism extends out of two ends of the through hole formed in the center of the upper cover of the tool, the top of the lifting mechanism is connected with the lifting rod, the bottom of the lifting mechanism is connected with the lifting screw component, the lifting rod is used for exerting lifting force, the lifting screw component is used for connecting the upper cover of the transformer, and the lifting rod drives the screw to rotate and rise until the upper cover of the transformer is lifted out of the transformer.
Description
Technical Field
The utility model relates to an aviation equipment technical field, concretely relates to upper cover of transformer is got and is unloaded device.
Background
When a transformer in the technical field of aviation equipment is repaired, the upper cover needs to be detached at first, and the coil in the cylindrical shell can be checked and repaired after the upper cover is detached. Because the transformer upper cover is embedded in the end face of the cylindrical shell, the upper cover is difficult to take and disassemble, and a better tool for taking and disassembling the transformer upper cover is not available at present.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides an upper cover of transformer is got and is unloaded device can get the transformer upper cover reliably and steadily.
The technical scheme of the utility model is that:
an upper cover removing device of a transformer, comprising: the device comprises a lifting mechanism, a tool upper cover, a column group, a clamping seat assembly, a locating sleeve assembly and a tool base; the tooling upper cover and the tooling base are respectively fixed at two ends of the column group to form a support of the upper cover removing device; the clamping seat assembly is fixed on the column group through the locating sleeve assembly and is positioned below the lifting mechanism and used for clamping the transformer; one end of the lifting mechanism is a lifting rod, the other end of the lifting mechanism is a lifting screw component, and the lifting rod and the lifting screw component are connected through a screw rod; after the lifting mechanism extends out of two ends of the through hole formed in the center of the upper cover of the tool, the top of the lifting mechanism is connected with the lifting rod, the bottom of the lifting mechanism is connected with the lifting screw component, the lifting rod is used for exerting lifting force, the lifting screw component is used for connecting the upper cover of the transformer, and the lifting rod drives the screw to rotate and rise until the upper cover of the transformer is lifted out of the transformer.
As a preferred scheme, the lifting rod is a rotating rod, the lifting screw assembly comprises a lifting screw, a lifting screw mounting base and a lifting screw mounting base upper cover, the lifting screw mounting base is of a sleeve structure with an opening at one end and a through hole processed at the other end, a threaded through hole a is formed in the center of the inner bottom surface of the lifting screw mounting base, a threaded through hole C is formed in the center of the lifting screw mounting base upper cover, after the lifting screw mounting base upper cover and the lifting screw mounting base are fixed, the threaded through hole a and the threaded through hole C are located on the same axis, and the aperture of the threaded through hole C is larger than that of the threaded through hole a; the screw is a stepped shaft, an external thread is arranged on the screw, the diameter of the upper end of the screw is consistent with the aperture of the threaded through hole C, the diameter of the lower end of the screw is consistent with the aperture of the threaded through hole A, the lower end of the screw sequentially penetrates through the threaded through hole C on the upper cover of the lifting screw mounting seat and the threaded through hole A on the lifting screw mounting base, the end part of the screw is in threaded connection with the hexagon nut, the stepped surface of the screw is abutted against the inner bottom surface of the lifting screw mounting base, a rotating rod is mounted at the upper end of the screw and used for applying a rotating moment to the screw, and a cotter pin is radially mounted at; more than two through holes A and more than two through holes B which are uniformly distributed along the circumferential direction are respectively formed on the inner bottom surface of the lifting screw mounting base and the lifting screw mounting base, the through holes A and the through holes B are in one-to-one correspondence, a shaft shoulder is arranged at one end of the lifting screw, external threads are arranged at the other end of the lifting screw, the lifting screw sequentially penetrates through the through holes A of the lifting screw mounting base and the through holes B of the lifting screw mounting base, the end part of the end part, provided with the shaft shoulder, of the lifting screw extends out of the through holes B, the shaft shoulder is limited in a cavity between the lifting screw mounting base and the upper cover of the lifting screw mounting base, and the end, provided with the external threads, of the lifting.
As a preferred scheme, a radial through hole A is formed in the upper end of the screw rod, and the rotating rod is in sliding fit with the radial through hole A in the upper end of the screw rod.
As a preferred scheme, bosses are arranged at two ends of the rotating rod and used for preventing the rotating rod from sliding and falling off from a radial through hole A at the upper end of the screw rod.
As a preferred scheme, the clamping seat assembly comprises more than two clamping seats with the same structure and different inner diameters and is used for clamping transformers of different models, and the different clamping seats are sleeved on the column group from bottom to top in sequence from small to large according to the inner diameters.
As a preferred scheme, the locating sleeve assembly comprises more than two locating sleeves, and the locating sleeves correspond to the clamping seats one by one respectively and are used for locating different clamping seats.
As a preferred scheme, the stand group includes three stands of evenly distributed on same circumference, every stand both ends respectively with frock upper cover and frock base threaded connection.
As a preferred scheme, each clamping seat comprises two clamping pieces, the two clamping pieces are identical in structure and size and are semicircular, two ends of each clamping piece are respectively provided with a radial lug piece and a tangential lug piece, a radial through hole C perpendicular to the extending direction of the radial lug piece is formed in each radial lug piece, an axial through hole is formed in each tangential lug piece, the two clamping pieces are oppositely arranged to form a circular ring shape, the two tangential lug pieces are overlapped and then sleeved on a stand column, and the two radial lug pieces are clamped and fixed through clamping screws after being oppositely arranged.
As a preferable scheme, the upper cover removing device further comprises an elastic retaining ring for a shaft, the elastic retaining ring for the shaft is sleeved on the upright post where the axial through hole on the tangential lug of the uppermost clamping seat is located and abuts against the upper end face of the uppermost clamping seat, and the elastic retaining ring is used for limiting the axial movement of the uppermost clamping seat.
Preferably, the upper cover of the tool is connected with the upper end of each upright post through a cap-shaped nut.
Has the advantages that:
(1) the utility model discloses can overcome the transformer upper cover and inlay the problem of not good getting unloaded in the casing, can get the transformer upper cover reliably and steadily.
(2) The utility model discloses installation and easy dismounting can not cause the damage to the transformer in installation and the use.
Drawings
Fig. 1 is a front view of the device for removing the upper cover of the transformer.
Fig. 2 is a top view of the device for removing the upper cover of the transformer of the present invention.
Fig. 3 is a front view of the lifting mechanism of the present invention.
Fig. 4 is a top view of the lifting mechanism of the present invention.
Fig. 5 is a schematic structural view of the middle clamping seat of the present invention.
Wherein, 1-lifting mechanism, 2-tool upper cover, 3-upright post, 4-clamping seat component, 5-positioning sleeve A, 6-tool base, 7-positioning sleeve B, 8-shaft elastic retainer ring, 9-cover nut, 10-rotating rod, 11-screw rod, 12-lifting screw, 13-pan head screw, 14-cotter pin, 15-hexagon nut, 16-lifting screw mounting base, and 17-lifting screw mounting seat upper cover
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings by way of examples.
The embodiment provides an upper cover taking and disassembling device of a transformer, which can stably and reliably take and disassemble an upper cover of the transformer.
As shown in fig. 1 and 2, the upper cover removing and disassembling device comprises a lifting mechanism 1, a tooling upper cover 2, a column group, a clamping seat assembly 4, a locating sleeve assembly and a tooling base 6; frock upper cover 2 and frock base 6 are the plectane structure, and screw through hole is processed at the center of frock upper cover 2, and frock upper cover 2 and frock base 6 are fixed respectively and are formed this upper cover and get the support of unloader at the both ends of stand group, carry 1 one end of mechanism for carrying the drag link, and the other end is for carrying the screw subassembly of drawing, and the drag link is connected through screw rod 11 with carrying the screw subassembly of drawing, specifically is: the screw rod 11 is an external screw rod and is in threaded connection with a threaded through hole in the center of the tool upper cover 2, after two ends of the screw rod 11 extend out of two ends in the threaded through hole of the tool upper cover 2, the top of the screw rod is connected with a lifting rod, the bottom of the screw rod is connected with a lifting screw component, the lifting rod is used for facilitating an operator to apply lifting force, and the lifting screw component is used for being connected with the upper cover of the transformer; the clamping seat assembly 4 is fixed on the column group and below the lifting mechanism 1 through the locating sleeve assembly and is used for clamping the transformer.
Specifically, the method comprises the following steps: when the upper cover taking and unloading device is used, firstly, the transformer is placed in the clamping seat assembly 4 and clamped and fixed, secondly, the lifting screw assembly of the lifting mechanism 1 is connected with the upper cover of the transformer, and finally, the lifting rod of the lifting mechanism 1 is rotated to drive the screw rod 11 to rotate and rise until the lifting belt of the upper cover of the transformer is pulled out of the transformer, so that the upper cover is separated from the transformer.
Further, as shown in fig. 3 and 4, the rotating rod 10 is used as a lifting rod, the lifting screw assembly comprises a lifting screw 12, a lifting screw mounting base 16 and a lifting screw mounting base upper cover 17, the lifting screw mounting base 16 is a sleeve structure with one end open and the other end provided with a through hole, more than two threaded holes A are uniformly distributed on the inner bottom surface along the circumferential direction, a threaded through hole A is arranged at the center of the inner bottom surface, an upper cover 17 of the lifting screw mounting seat is of a circular plate structure, more than two thread through holes B which are in one-to-one correspondence with the thread holes A on the lifting screw mounting base 16 are evenly distributed on the end surface along the circumferential direction, a threaded through hole C is formed in the center of the lifting screw mounting seat, and a pan head screw 13 passes through a threaded through hole B on the lifting screw mounting seat upper cover 17 and a corresponding threaded hole A on the lifting screw mounting base 16 to fix the lifting screw mounting seat upper cover 17 and the lifting screw mounting base 16; the screw 11 is a stepped shaft, the diameter of the upper end of the stepped shaft is larger than that of the lower end of the stepped shaft, the diameter of the upper end of the stepped shaft is consistent with that of the threaded through hole C, the diameter of the lower end of the stepped shaft is consistent with that of the threaded through hole A, the lower end of the stepped shaft penetrates through the threaded through hole C in the upper cover 17 of the lifting screw mounting seat and the threaded through hole A in the lifting screw mounting base 16 in sequence, the end of the stepped shaft is in threaded connection with the hexagon nut 15, the stepped surface of the screw 11 is abutted against the inner bottom surface of the lifting screw mounting base 16, the radial through hole A is formed in the upper end of the screw 11 and used for mounting the rotating rod 10, the rotating rod 10 is used for applying rotating torque to the screw 11, the radial through; more than two through holes A and more than two through holes B which are evenly distributed along the circumferential direction are respectively arranged on the inner bottom surface of the lifting screw mounting base 16 and the lifting screw mounting base upper cover 17, the through holes A and the through holes B are in one-to-one correspondence, a shaft shoulder is arranged at one end of the lifting screw 12, an external thread is arranged at the other end of the lifting screw 12, the lifting screw 12 sequentially penetrates through the through holes A of the lifting screw mounting base 16 and the through holes B of the lifting screw mounting base upper cover 17, the end part of the end part provided with the shaft shoulder extends out of the through holes B, the shaft shoulder is limited in a cavity between the lifting screw mounting base 16 and the lifting screw mounting base upper cover 17, and the end provided with the external thread is in threaded connection with a threaded.
Furthermore, the rotating rod 10 is in sliding fit with a radial through hole A at the upper end of the screw rod 11, and bosses are arranged at two ends of the rotating rod 10 and used for limiting the rotating rod 10 to slide and be separated from the radial through hole A at the upper end of the screw rod 11.
Further, the stand group is including evenly distributed three stand 3 on same circumference, screw hole B is seted up along the axial respectively at 3 both ends of every stand, it has the screw thread through-hole D with 3 one-to-one of three stand to process on the terminal surface of frock upper cover 2, process on the terminal surface of frock base 6 three along circumference evenly distributed and with the screw thread through-hole E of the three through-hole one-to-one on the frock upper cover 2, the both ends of every stand 3 respectively with the screw thread through-hole D on the frock upper cover 2 and the screw thread through-hole E threaded connection on the frock base 6, be convenient for this upper cover take off device's installation and dismantlement.
Further, the clamping seat assembly 4 comprises a clamping seat A and a clamping seat B, and is used for clamping transformers of different models, and the clamping seat with the larger inner diameter is coaxially arranged on the clamping seat with the smaller inner diameter;
as shown in fig. 5, the clamping seat a and the clamping seat B have the same structure and different sizes, and the clamping seat a includes two same semicircular clamping pieces, each of which has a radial lug and a tangential lug at its two ends, the radial lug is provided with a radial through hole C perpendicular to the extending direction of the radial lug, the tangential lug is provided with an axial through hole, the two clamping pieces are oppositely arranged to form a circular ring shape, the two tangential lugs are overlapped and then sleeved on a column 3, and the two radial lugs are clamped and fixed by a clamping screw after being oppositely arranged.
Furthermore, the clamping seat with the larger inner diameter is a clamping seat A, the clamping seat with the smaller inner diameter is a clamping seat B, and the positioning sleeve assembly comprises a positioning sleeve A5 and a positioning sleeve B7 which are used for positioning the clamping seat B and the clamping seat A respectively; the positioning sleeve A5 is in a ring shape, the inner diameter of the positioning sleeve A5 is not larger than that of the clamping seat B, three through holes are uniformly formed in the ring surface of the positioning sleeve A5, the positioning sleeve A5 is sleeved on the upright post 3 through the three through holes, one end of the positioning sleeve A5 is abutted against the bottom surface of the clamping seat B, and the other end of the positioning sleeve A5 is abutted against the tool base 6; the positioning sleeve B7 is a circular ring with an inner diameter larger than that of the positioning sleeve A5 but not larger than that of the clamping seat A, three through holes are uniformly arranged on the annular surface of the positioning sleeve B7, the three through holes on the positioning sleeve B7 are sleeved on the upright post 3, one end of the positioning sleeve B butts against the top surface of the clamping seat B, and the other end of the positioning sleeve B butts against the bottom surface of the clamping seat A.
Further, this upper cover dismounting device still includes for the axle circlip 8, and the circlip 8 cover for the axle is established on pressing from both sides the stand 3 at the axial through-hole place on the tangential auricle of tight seat A and is contradicted with the up end of pressing from both sides tight seat A for the restriction presss from both sides tight seat A axial float.
Further, the upper cover 2 of the tool is connected with the upper end of each upright post 3 through an approximately-shaped nut 9, and the hemispherical structure at the end part of the approximately-shaped nut 9 can prevent a user from rotating the lifting rod end to scratch.
Further, an inner nut is coaxially fixed in the center of the upper end of the tool upper cover 2 and used for increasing the length of the threaded connection between the screw rod 11 and the tool upper cover 2.
In summary, the above is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a transformer's upper cover dismounting device which characterized in that includes: the device comprises a lifting mechanism (1), a tooling upper cover (2), an upright post group, a clamping seat assembly (4), a locating sleeve assembly and a tooling base (6); the tooling upper cover (2) and the tooling base (6) are respectively fixed at two ends of the column group to form a support of the upper cover removing device; the clamping seat assembly (4) is fixed on the column group through the locating sleeve assembly and is positioned below the lifting mechanism (1) and used for clamping the transformer; one end of the lifting mechanism (1) is a lifting rod, the other end of the lifting mechanism is a lifting screw component, and the lifting rod and the lifting screw component are connected through a screw rod (11); and after the lifting mechanism (1) extends out of two ends of a through hole formed in the center of the upper cover (2) of the tool, the top of the lifting mechanism is connected with a lifting rod, the bottom of the lifting mechanism is connected with a lifting screw component, the lifting rod is used for applying a lifting force, the lifting screw component is used for connecting the upper cover of the transformer, and the lifting rod drives the screw rod (11) to rotate to ascend until the upper cover of the transformer is lifted out of the transformer.
2. The upper cover removing device of the transformer according to claim 1, wherein the lifting rod is a rotating rod (10), the lifting screw assembly comprises a lifting screw (12), a lifting screw mounting base (16) and a lifting screw mounting base upper cover (17), the lifting screw mounting base (16) is a sleeve structure with an opening at one end and a through hole processed at the other end, a threaded through hole A is formed in the center of the inner bottom surface of the sleeve structure, a threaded through hole C is formed in the center of the lifting screw mounting base upper cover (17), and after the lifting screw mounting base upper cover (17) and the lifting screw mounting base (16) are fixed, the threaded through hole A and the threaded through hole C are on the same axis and the aperture of the threaded through hole C is larger than that of the threaded through hole A; the screw (11) is a stepped shaft, an external thread is arranged on the stepped shaft, the diameter of the upper end of the stepped shaft is consistent with that of the threaded through hole C, the diameter of the lower end of the stepped shaft is consistent with that of the threaded through hole A, the lower end of the stepped shaft (11) sequentially penetrates through the threaded through hole C on the lifting screw mounting seat upper cover (17) and the threaded through hole A on the lifting screw mounting base (16), the end part of the stepped shaft is in threaded connection with the hexagon nut (15), the step surface of the screw (11) is abutted against the inner bottom surface of the lifting screw mounting base (16), the upper end of the screw (11) is provided with a rotating rod (10), the rotating rod (10) is used for applying rotating torque to the screw (11), and the lower end of the screw (11) is provided with a split pin (; more than two through holes A and more than two through holes B which are uniformly distributed along the circumferential direction are respectively formed in the inner bottom surface of the lifting screw mounting base (16) and the lifting screw mounting base upper cover (17), the through holes A and the through holes B are in one-to-one correspondence, a shaft shoulder is arranged at one end of each lifting screw (12), external threads are arranged at the other end of each lifting screw, the shaft shoulders sequentially penetrate through the through holes A of the lifting screw mounting base (16) and the through holes B of the lifting screw mounting base upper cover (17), one end portion provided with the shaft shoulder extends out of the through holes B, the shaft shoulder is limited in a cavity between the lifting screw mounting base (16) and the lifting screw mounting base upper cover (17), and one end provided with the external threads is used for being in threaded connection with the upper cover of the transformer.
3. The device for removing the upper cover of the transformer according to claim 2, wherein a radial through hole A is provided at the upper end of the screw rod (11), and the rotating rod (10) is slidably fitted with the radial through hole A at the upper end of the screw rod (11).
4. The device for removing the upper cover of the transformer as claimed in claim 3, wherein bosses are provided at both ends of the rotary rod (10) for preventing the rotary rod (10) from sliding out of the radial through hole A at the upper end of the screw rod (11).
5. The device for removing the upper cover of the transformer as claimed in claim 1, wherein the clamping seat assembly (4) comprises more than two clamping seats with the same structure and different inner diameters for clamping different types of transformers, and the different clamping seats are sleeved on the column group from bottom to top in the order of the inner diameters from small to large.
6. The transformer upper cover removing device according to claim 5, wherein the positioning sleeve assembly comprises more than two positioning sleeves, which correspond to more than two clamping seats one by one respectively and are used for positioning different clamping seats.
7. The device for removing the upper cover of the transformer according to claim 5 or 6, wherein the column set comprises three columns (3) uniformly distributed on the same circumference, and two ends of each column (3) are respectively in threaded connection with the tooling upper cover (2) and the tooling base (6).
8. The device for taking and unloading the upper cover of the transformer according to claim 7, wherein each clamping seat comprises two clamping pieces, the two clamping pieces are identical in structure and size and are semicircular, a radial lug piece and a tangential lug piece are respectively arranged at two ends of each clamping piece, a radial through hole C perpendicular to the extending direction of the radial lug piece is formed in each radial lug piece, an axial through hole is formed in each tangential lug piece, the two clamping pieces are oppositely arranged to form a circular ring shape, the two tangential lug pieces are overlapped and then sleeved on one upright post (3), and the two radial lug pieces are clamped and fixed through clamping screws after being oppositely arranged.
9. The cover removing device for the transformer according to claim 7, further comprising a shaft circlip (8), wherein the shaft circlip (8) is sleeved on the upright column (3) where the axial through hole is located on the tangential lug of the uppermost clamping seat and abuts against the upper end face of the uppermost clamping seat to limit the axial movement of the uppermost clamping seat.
10. The device for removing the upper cover of the transformer according to claim 7, wherein the upper cover (2) of the tooling is connected to the upper end of each upright (3) by a cap nut (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921044248.2U CN210939029U (en) | 2019-07-05 | 2019-07-05 | Upper cover taking and unloading device of transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921044248.2U CN210939029U (en) | 2019-07-05 | 2019-07-05 | Upper cover taking and unloading device of transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210939029U true CN210939029U (en) | 2020-07-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921044248.2U Active CN210939029U (en) | 2019-07-05 | 2019-07-05 | Upper cover taking and unloading device of transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210939029U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110497349A (en) * | 2019-07-05 | 2019-11-26 | 大连长丰实业总公司 | A kind of upper cover dismounting device of transformer |
-
2019
- 2019-07-05 CN CN201921044248.2U patent/CN210939029U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110497349A (en) * | 2019-07-05 | 2019-11-26 | 大连长丰实业总公司 | A kind of upper cover dismounting device of transformer |
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