CN217214410U - Power transformer terminal protection device - Google Patents
Power transformer terminal protection device Download PDFInfo
- Publication number
- CN217214410U CN217214410U CN202220316480.2U CN202220316480U CN217214410U CN 217214410 U CN217214410 U CN 217214410U CN 202220316480 U CN202220316480 U CN 202220316480U CN 217214410 U CN217214410 U CN 217214410U
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- protective sleeve
- protection device
- power transformer
- terminal protection
- adjusting screw
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Abstract
The utility model relates to a terminal protection field specifically is a power transformer terminal protection device, including interior protective case, the wiring groove that runs through to its inner wall is all seted up to interior protective case's both sides, and has cup jointed gear ring and external screw thread cover on the interior protective case respectively in the activity, the equal swing joint in the left and right sides at interior protective case top has the lead screw, and has cup jointed running gear, two on the lead screw one side that running gear is relative meshes with the gear ring respectively. This kind of power transformer terminal protection device, through rotatory ring gear, under two transmitting gear's cooperation, can make two lead screw synchronous drive, thereby jacking external screw thread cover and safety cover, in order to adapt to the terminal of co-altitude not, and after the installation, still accessible transmitting gear ring carries out altitude mixture control, cooperation through adjusting screw and gag lever post makes first grip block and the synchronous symmetric movement of second grip block, thereby fixed to the terminal centre gripping of different diameters.
Description
Technical Field
The utility model relates to a terminal protection field specifically is a power transformer terminal protection device.
Background
The transformer is a static electrical equipment for transforming AC voltage and current to transmit AC energy, and it realizes electric energy transmission according to the principle of electromagnetic induction, and the transformer can be divided into power transformer, test transformer, instrument transformer and transformer with special purpose.
The following problems in the prior art are not well solved: 1. the terminal protection device of the power transformer used at present is highly fixed, is difficult to adapt to terminals with different lengths on the market, and has small and poor application range; 2. and the same installation adaptability of the terminal of different diameters is relatively poor for the terminal protection device, and the installation and use are not convenient enough.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a power transformer terminal protection device to it is fixed with the diameter to solve the height that proposes in the above-mentioned background art, is difficult to the terminal of different length and diameter on the adaptation market, leads to using convenient problem inadequately. In order to achieve the above object, the utility model provides a following technical scheme: a power transformer wiring terminal protection device comprises an inner protection sleeve, wherein wiring grooves penetrating to the inner wall of the inner protection sleeve are formed in two sides of the inner protection sleeve, a gear ring and an external thread sleeve are respectively movably sleeved on the inner protection sleeve, screw rods are movably connected to the left side and the right side of the top of the inner protection sleeve, rotating gears are fixedly sleeved on the screw rods, and one sides, opposite to the two rotating gears, are respectively meshed with the gear ring;
the outer thread sleeve is sleeved on the two lead screws in a threaded manner, the outer thread sleeve is internally and threadedly connected with the protective cover, one side of the inner protective sleeve, which is opposite to the inner wall of the inner protective sleeve, is fixedly connected with a limiting rod and is movably connected with an adjusting screw rod, the limiting rod is sleeved with a first clamping block and a second clamping block in a sliding manner, the other ends of the first clamping block and the second clamping block are sleeved on the adjusting screw rod in a threaded manner, and one side of the first clamping block and one side of the second clamping block, which are opposite to each other, are fixedly connected with one side of the inner protective sleeve, which is opposite to the inner wall of the inner protective sleeve, through the two springs.
Preferably, the two connecting blocks matched with the screw rods are fixedly connected to one side, opposite to the inner wall of the external thread sleeve, of the outer wall of the protective cover, and the mounting threads matched with the external thread sleeve are formed in the outer wall of the protective cover.
Preferably, the first clamping block and the second clamping block are made of insulating elastic rubber, and the side cross sections of the first clamping block and the second clamping block are of arc-shaped structures.
Preferably, the adjusting screw is provided with threads in an axisymmetric manner by taking the center line of the side surface as an axis, and one end of the adjusting screw is provided with a screwdriver blade.
Preferably, the first clamping block and the second clamping block are respectively arranged on two sides of the adjusting screw rod in an axisymmetric manner by taking a center line of the side surface of the adjusting screw rod as an axis, and one end of the adjusting screw rod penetrates through the inner protective sleeve and extends to the side of the inner protective sleeve.
Preferably, the material of safety cover is transparent ya keli.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses in, through rotatory ring gear, under two transmitting gear's cooperation, can make two lead screw synchronous drive to jacking external screw thread cover and safety cover, with the terminal that adapts to not co-altitude, the suitability is wider, and after the installation, still accessible transmitting gear ring carries out altitude mixture control, and the flexibility is higher.
The utility model discloses in, through the cooperation of adjusting screw and gag lever post, but make first grip block and second grip block synchronous symmetric movement to fixed to the terminal centre gripping of different diameters, installation easy operation, and the flexibility is higher, the operating condition of inside terminal, the later maintenance of being convenient for is observed to the safety cover of transparent material.
Drawings
FIG. 1 is a front sectional view of the structure of the present invention;
FIG. 2 is a partial front sectional view of the structure of the present invention;
fig. 3 is a cross-sectional view of the protective sleeve in the structure of the present invention.
In the figure: 1. an inner protective sleeve; 2. a wiring slot; 3. a gear ring; 4. an external thread sleeve; 5. a screw rod; 6. a rotating gear; 7. a protective cover; 8. a limiting rod; 9. adjusting the screw rod; 10. a first clamping block; 11. a second clamping block; 12. a spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 the staff of ordinary skill in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 3, the present invention provides a technical solution: a power transformer wiring terminal protection device comprises an inner protection sleeve 1, wiring grooves 2 penetrating through the inner wall of the inner protection sleeve 1 are formed in two sides of the inner protection sleeve 1, a gear ring 3 and an external thread sleeve 4 are respectively and movably sleeved on the inner protection sleeve 1, screw rods 5 are respectively and movably connected to the left side and the right side of the top of the inner protection sleeve 1, rotating gears 6 are fixedly sleeved on the screw rods 5, and one sides, opposite to the two rotating gears 6, are respectively meshed with the gear ring 3;
the 4 screw threads of external screw thread cover cup joint on two lead screws 5, and 4 internal thread connections of external screw thread cover have safety cover 7, the relative one side of interior protective case 1 inner wall is fixedly connected with gag lever post 8 and swing joint respectively has adjusting screw 9, and the slip has cup jointed first grip block 10 and second grip block 11 on the gag lever post 8, and the equal screw thread of the other end of first grip block 10 and second grip block 11 cup joints on adjusting screw 9, and one side that first grip block 10 and second grip block 11 carried on the back mutually is respectively through two springs 12 and the relative one side fixed connection of interior protective case 1 inner wall.
In this embodiment, as shown in fig. 1, fig. 2 and fig. 3, two lead screw 5 matched with connecting blocks of equal fixedly connected with in the relative one side of 4 inner walls of external screw thread cover, the mounting thread with 4 matched with of external screw thread cover is seted up to the outer wall of safety cover 7, through rotatory gear ring 3, under two slewing gear 6's cooperation, can make two 5 synchronous drive of lead screw, thereby jacking external screw thread cover 4 and safety cover 7, with the terminal of adaptation co-altitude not, the suitability is wider, and after the installation, still accessible slewing gear 6 rings carry out height control, the flexibility is higher.
In this embodiment, as shown in fig. 1, fig. 2 and fig. 3, the first clamping block 10 and the second clamping block 11 are made of insulating elastic rubber, and the side cross sections of the first clamping block 10 and the second clamping block 11 are both arc-shaped structures.
In this embodiment, as shown in fig. 1, fig. 2 and fig. 3, adjusting screw 9 uses the central line of side to be axisymmetric and has seted up the screw thread, and adjusting screw 9's one end has seted up the screwdriver mouth, through adjusting screw 9 and gag lever post 8's cooperation, but make first grip block 10 and second grip block 11 synchronous symmetric movement, thereby it is fixed to the terminal centre gripping of different diameters, installation easy operation, and the flexibility is higher, the operating condition of internal terminal is convenient for observe to the safety cover 7 of transparent material, the later maintenance of being convenient for.
In this embodiment, as shown in fig. 1, 2 and 3, the first holding block 10 and the second holding block 11 are respectively disposed on two sides of the adjusting screw 9 by taking a center line of a side surface of the adjusting screw as an axis symmetry, and one end of the adjusting screw 9 penetrates through the inner protective sleeve 1 and extends to a side of the inner protective sleeve.
In this embodiment, as shown in fig. 1, 2 and 3, the protection cover 7 is made of transparent acrylic.
The utility model discloses a use method and advantage: when the power transformer wiring terminal protection device is used, the working process is as follows:
as shown in fig. 1, fig. 2 and fig. 3, at first through rotatory adjusting screw 9, make first grip block 10 and second grip block 11 can synchronous symmetric movement under the direction of gag lever post 8, thereby it is fixed to the terminal centre gripping of different diameters, again with safety cover 7 threaded connection in external screw thread cover 4 top, at last through rotatory gear ring 3, drive two slewing gear 6 synchronous rotations, make two lead screw 5 synchronous drive, thereby jacking external screw thread cover 4 and safety cover 7, in order to adapt to the terminal of co-altitude not, the suitability is wider.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that there may be various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall within the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a power transformer terminal protection device, includes interior protective sleeve (1), its characterized in that: wiring grooves (2) penetrating through the inner wall of the inner protective sleeve (1) are formed in the two sides of the inner protective sleeve (1), a gear ring (3) and an external thread sleeve (4) are respectively movably sleeved on the inner protective sleeve (1), the left side and the right side of the top of the inner protective sleeve (1) are respectively movably connected with a lead screw (5), a rotating gear (6) is fixedly sleeved on the lead screw (5), and one opposite sides of the two rotating gears (6) are respectively meshed with the gear ring (3);
the utility model discloses a protective sleeve, including outer thread sleeve (4), protective sleeve (1), inner protective sleeve (4), gag lever post (8) and swing joint have adjusting screw (9) respectively, and sliding on gag lever post (8) has first grip block (10) and second grip block (11), and the equal screw of the other end of first grip block (10) and second grip block (11) cup joints on adjusting screw (9), and one side that first grip block (10) and second grip block (11) carried on the back mutually is respectively through two springs (12) and the relative one side fixed connection of inner protective sleeve (1) inner wall.
2. A power transformer terminal protection device according to claim 1, wherein: the equal two lead screw (5) matched with connecting blocks of one side that the inner wall of external screw thread cover (4) is relative, the installation screw thread with external screw thread cover (4) matched with has been seted up to the outer wall of safety cover (7).
3. A power transformer terminal protection device according to claim 1, wherein: the first clamping block (10) and the second clamping block (11) are both made of insulating elastic rubber, and the side sections of the first clamping block (10) and the second clamping block (11) are both arc-shaped structures.
4. A power transformer terminal protection device according to claim 1, wherein: the adjusting screw rod (9) is provided with threads in an axisymmetric manner by taking the center line of the side surface as an axis, and one end of the adjusting screw rod (9) is provided with a screwdriver edge.
5. A power transformer terminal protection device according to claim 1, wherein: the first clamping block (10) and the second clamping block (11) are arranged on two sides of the adjusting screw rod (9) respectively in an axisymmetric mode by taking the center line of the side face of the adjusting screw rod as an axis, and one end of the adjusting screw rod (9) penetrates through the inner protective sleeve (1) and extends to the side of the inner protective sleeve.
6. A power transformer terminal protection device according to claim 1, wherein: the material of safety cover (7) is transparent ya keli.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220316480.2U CN217214410U (en) | 2022-02-16 | 2022-02-16 | Power transformer terminal protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220316480.2U CN217214410U (en) | 2022-02-16 | 2022-02-16 | Power transformer terminal protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217214410U true CN217214410U (en) | 2022-08-16 |
Family
ID=82796390
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220316480.2U Active CN217214410U (en) | 2022-02-16 | 2022-02-16 | Power transformer terminal protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217214410U (en) |
-
2022
- 2022-02-16 CN CN202220316480.2U patent/CN217214410U/en active Active
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