CN112053840A

CN112053840A - Large-capacity pin type transformer with adjustable pin length

Info

Publication number: CN112053840A
Application number: CN202010926966.3A
Authority: CN
Inventors: 王鑫斌; 杨剑
Original assignee: Yueqing Junde Electric Co ltd
Current assignee: Yueqing Junde Electric Co ltd
Priority date: 2020-09-07
Filing date: 2020-09-07
Publication date: 2020-12-08
Anticipated expiration: 2040-09-07
Also published as: CN112053840B

Abstract

The invention discloses a large-capacity pin type transformer with adjustable pin length, which has the technical scheme that: the front side plate and the rear side plate are respectively and fixedly arranged at the front end and the rear end of the barrel, the outer ends of the front side plate and the rear side plate are respectively provided with a sliding support seat in a sliding manner, the upper end of the sliding support seat is fixedly provided with a plurality of fixed blocks, the middle parts of the fixed blocks are fixedly provided with pins, the outer ends of the front side plate and the rear side plate are fixedly provided with guide rails at positions corresponding to the sliding support seat, the sliding support seat is in sliding connection with the guide rails, a limiting device is arranged inside the sliding support seat, the outer end of the front side plate is provided with a plurality of lower limiting holes at positions corresponding to the limiting device, the limiting device comprises a limiting rod, and; the invention solves the problems that the transformer is damaged and the normal assembly and use of the transformer are influenced when the transformer falls on the ground carelessly due to overlong pins of the transformer.

Description

Large-capacity pin type transformer with adjustable pin length

Technical Field

The invention relates to the technical field of transformers, in particular to a large-capacity pin type transformer with adjustable pin length.

Background

The pin type transformer, also called PCB transformer, is a transformer with pins stamped on the frame and mounted on the PCB. When the plug pin type transformer framework is used, a partition plate arranged in the middle of the plug pin type transformer framework divides a cylinder into two parts for winding two coils.

Referring to the prior chinese patent publication No. CN109494061A, a large capacity pin transformer is disclosed, in which a first mounting member is provided with a first installation groove, a second mounting member is provided with a second installation groove, the first mounting member is connected to a first pin in a penetrating manner, the first pin of a coil set in the first installation groove is electrically connected to the first pin, the second mounting member is connected to a second pin in a penetrating manner, the coil set in the second installation groove is electrically connected to the second pin, and when the second mounting member is fixedly connected to the first mounting member, the insertion ends of the first pin and the second pin are flush.

Foretell this kind of large capacity contact pin transformer through setting up first mounting and second mounting to carry out the layering subregion setting with the space, make coil assembly can be orderly set up to the corresponding inslot that sets up, and the assembly connection of coil assembly is very convenient, and the coil assembly on first mounting or the second mounting can assemble simultaneously, and the packaging efficiency is high.

However, the large-capacity pin transformer described above still has some disadvantages, such as: 1. the length of a pin of the existing pin type transformer exceeds the fixed base of the pin, and when the transformer falls on the ground carelessly, the pin is easy to collide with the ground, so that the pin is damaged; 2. when the pin type transformer is assembled with a PCB or other devices, the length of pins of the transformer is too long sometimes, which affects the normal assembly and use of the transformer.

Disclosure of Invention

In view of the problems mentioned in the background art, the present invention is to provide a large-capacity pin type transformer with adjustable pin length, so as to solve the problems mentioned in the background art that the transformer may be damaged and the normal assembly and use of the transformer is affected when the transformer is accidentally dropped on the ground due to the overlong pin of the transformer.

The technical purpose of the invention is realized by the following technical scheme:

a pin-length-adjustable large-capacity pin-type transformer comprises a framework body, wherein the framework body comprises a barrel body, a front side plate, a rear side plate and a partition plate, the front side plate and the rear side plate are respectively and fixedly arranged at the front end and the rear end of the barrel body, the outer ends of the front side plate and the rear side plate are respectively provided with a sliding support seat in a sliding manner, the upper end of the sliding support seat is fixedly provided with a plurality of fixed blocks, pins are fixedly arranged in the middle of the fixed blocks, the outer ends of the front side plate and the rear side plate are fixedly provided with guide rails at positions corresponding to the sliding support seats, the sliding support seats are in sliding connection with the guide rails, a limiting device is arranged inside the sliding support seat, the outer end of the front side plate is provided with a plurality of lower limiting holes at positions corresponding to the limiting device, the limiting rod is connected with the lower limiting hole in a matched mode.

Furthermore, a plurality of wiring grooves are formed in the upper end of the partition plate.

By adopting the technical scheme, the enameled wire can penetrate through and is lapped on the wiring groove in the winding process.

Furthermore, a first cavity is formed in the front side plate, a second cavity is formed in the position, corresponding to the limiting device, of the sliding support seat, an upper limiting hole is formed in the position, corresponding to the lower limiting hole, of the sliding support seat, a plurality of through holes are formed in the position, corresponding to the second cavity, of the upper end of the sliding support seat, and a plurality of grooves are formed in the upper end of the sliding support seat.

Through adopting above-mentioned technical scheme, be favorable to stop device at the inside removal of first cavity and second cavity.

Further, stop device includes gag lever post, backup pad, connecting rod and boss, the gag lever post runs through go up the gag lever post with down the gag lever post and stretch into extremely the inside of first cavity, the fixed backup pad that is provided with in upper end of gag lever post, the upper end of backup pad is corresponding to a plurality of the fixed many connecting rods that are provided with in position department of through-hole, the backup pad with it is fixed to be provided with reset spring between the inner wall upper end of second cavity, the connecting rod runs through the through-hole with boss fixed connection.

Through adopting above-mentioned technical scheme, when needs remove the sliding support seat, the pulling boss is from spacing hole down with the gag lever post pull to it can to remove the sliding support seat.

Furthermore, a plurality of convex blocks are integrally arranged at the positions, corresponding to the grooves, of the lower end of the boss, the convex blocks are matched with the grooves, and an annular flange is integrally arranged on the outer edge of the upper end of the boss.

Through adopting above-mentioned technical scheme, avoid the lower terminal surface of boss and the terminal surface full contact of sliding support seat, be favorable to operating personnel use tools to stretch into the gap between cyclic annular flange and the sliding support seat and pull out the boss.

Furthermore, the lower end of the stitch is provided with a threading hole, and the outer side of the lower end of the stitch is provided with a winding groove.

Through adopting above-mentioned technical scheme, operating personnel can stretch into the inside to the through wires hole with the conductor wire to the winding is on the wire winding groove, and the wire winding groove can carry on spacingly to the conductor wire, still can fix the conductor wire on the stitch through the mode of soldering tin behind the wire winding.

Furthermore, one end of the sliding support seat is provided with a sliding groove at a position overlapped with the guide rail, the cross section of the sliding groove is the same as that of the guide rail, the outer end of the guide rail is integrally provided with a strip-shaped flange, and the outer side of the front side plate is fixedly provided with a stop block at a position corresponding to the end part of the guide rail.

Through adopting above-mentioned technical scheme, be favorable to the sliding support seat to freely slide in the upper end of guide rail.

Furthermore, a first magnet is fixedly arranged inside the groove, a second magnet is fixedly arranged at the lower end of the bump, and the magnetism of the first magnet is opposite to that of the second magnet.

Through adopting above-mentioned technical scheme, after the gag lever post stretched into the inside of spacing hole down, the lug was placed in the inside of recess, through the inter attraction of first magnet and second magnet for the boss can be tightly fixed in the outer end of sliding support seat, avoids the transformer at the in-process that rocks, and stop device breaks away from spacing hole down, thereby leads to sliding support seat to slide at will.

Furthermore, the outer end of the barrel is respectively provided with a tensioning device at positions corresponding to the two sides of the partition plate, the tensioning device comprises a baffle plate and a tension spring, one side edge of the baffle plate is hinged to the outer end of the barrel, and a plurality of tension springs are fixedly arranged between the baffle plate and the barrel.

Through adopting above-mentioned technical scheme, be provided with overspeed device tensioner through the outer end at the barrel, when twining the outer end of barrel with the enameled wire, if winding dynamics is enough big, the last baffle of overspeed device tensioner can receive pressure downstream, and pressure spring is in by compression state this moment, and if the winding dynamics is not enough, the baffle can lift up and play certain tensioning effect to the enameled wire, avoids because winding dynamics is less, leads to its needs to twine again, has guaranteed the job schedule.

In summary, the invention mainly has the following beneficial effects:

1. according to the invention, the sliding support seat provided with the mounting pins can freely slide on the front side plate or the rear side plate, and when the pin-type transformer is not needed, the sliding support seat can be pulled to the lowest end, so that the height of the pins does not exceed the height of the front side plate or the rear side plate, and therefore, when the transformer falls on the ground carelessly, the damage degree of the pins of the transformer can be reduced.

2. According to the transformer, when the length of the pins of the transformer is too long and normal assembly and use of the transformer can be influenced, the sliding support seat can be pulled to adjust the position of the sliding support seat on the front side plate or the rear side plate, and the height of the pins exceeding the front side plate or the rear side plate can be adjusted to a proper position, so that the transformer is high in universality.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of the spacing device of the present invention;

FIG. 3 is a left side view of the present invention;

FIG. 4 is a schematic view of the structure of the guide rail and the sliding support seat of the present invention;

FIG. 5 is a schematic structural view of the cylinder and the partition plate according to the present invention.

In the figure: 1. a skeleton body; 2. a barrel; 3. a front side plate; 301. a first cavity; 302. a lower limiting hole; 4. a partition plate; 401. a wiring groove; 5. a rear side plate; 6. sliding the supporting seat; 601. a second cavity; 602. an upper limiting hole; 603. a through hole; 604. a groove; 605. a sliding groove; 7. a fixed block; 8. a stitch; 801. threading holes; 802. a winding slot; 9. a guide rail; 901. a strip flange; 10. a blocking block; 11. a limiting device; 1101. a limiting rod; 1102. a support plate; 1103. a connecting rod; 1104. a boss; 11041. a bump; 11042. an annular flange; 12. a return spring; 13. a first magnet; 14. a second magnet; 15. a tensioning device; 1501. a baffle plate; 1502. the spring is expanded.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clear and fully described, embodiments of the present invention are further described in detail below with reference to the accompanying drawings.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "inner", "outer", "top", "bottom", "side", "vertical", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," "fourth," "fifth," and "sixth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1

Referring to fig. 1-4, a pin length adjustable large capacity pin type transformer comprises a frame body 1, the frame body 1 comprises a cylinder 2, a front side plate 3, a rear side plate 5 and a partition plate 4, the front side plate 3 and the rear side plate 5 are respectively and fixedly arranged at the front and rear ends of the cylinder 2, the outer ends of the front side plate 3 and the rear side plate 5 are respectively provided with a sliding support seat 6 in a sliding manner, the upper end of the sliding support seat 6 is fixedly provided with three fixing blocks 7, the middle part of the fixing block 7 is fixedly provided with pins 8, the outer ends of the front side plate 3 and the rear side plate 5 are fixedly provided with guide rails 9 at positions corresponding to the sliding support seat 6, the sliding support seat 6 is connected with the guide rails 9 in a sliding manner, a limiting device 11 is arranged inside the sliding support seat 6, the outer end of the front side plate 3 is provided with a plurality of lower limiting holes, the limiting rod 1101 is connected with the lower limiting hole 302 in a matching mode.

Referring to fig. 5, three wire grooves 401 are formed at the upper end of the partition plate 4, and the enamel wire can pass through and overlap the wire grooves 401 in the winding process.

Referring to fig. 2, a first cavity 301 is formed inside the front plate 3, a second cavity 601 is formed in the slide bearing 6 at a position corresponding to the limiting device 11, an upper limiting hole 602 is formed in the slide bearing 6 at a position corresponding to the lower limiting hole 302, two through holes 603 are formed in the upper end of the slide bearing 6 at a position corresponding to the second cavity 601, and two grooves 604 are formed in the upper end of the slide bearing 6.

Referring to fig. 1 and 2, the limiting device 11 includes a limiting rod 1101, a supporting plate 1102, a connecting rod 1103 and a boss 1104, the limiting rod 1101 penetrates through an upper limiting hole 602 and a lower limiting hole 302 and extends into the first cavity 301, the supporting plate 1102 is fixedly arranged at the upper end of the limiting rod 1101, two connecting rods 1103 are fixedly arranged at positions corresponding to the two through holes 603 at the upper end of the supporting plate 1102, a return spring 12 is fixedly arranged between the supporting plate 1102 and the upper end of the inner wall of the second cavity 601, the connecting rod 1103 penetrates through the through hole 603 and is fixedly connected with the boss 1104, and in actual assembly, the limiting rod 1101, the upper limiting hole 602, the lower limiting hole 302, the connecting rod 1103 and the through hole 603 are in clearance fit, so that after the boss 1104 is pulled, the limiting rod 1101 and the connecting rod 1103 can be smoothly.

Referring to fig. 1 and 2, the lower end of the boss 1104 is integrally provided with two protrusions 11041 at positions corresponding to the two grooves 604, the protrusions 11041 are matched with the grooves 604, the outer edge of the upper end of the boss 1104 is integrally provided with an annular flange 11042, so that the lower end surface of the boss 1104 is prevented from being completely contacted with the end surface of the sliding support seat 6, and an operator can conveniently use a tool to stretch into a gap between the annular flange 11042 and the sliding support seat 6 and pull out the boss 1104.

Referring to fig. 3, a threading hole 801 is provided at the lower end of the pin 8, a winding groove 802 is provided at the outer side of the lower end of the pin 8, an operator can stretch the conductive wire into the threading hole 801 and wind the conductive wire on the winding groove 802, the winding groove 802 can limit the conductive wire, and the conductive wire can be fixed on the pin 8 by soldering after winding.

Referring to fig. 1 and 4, a sliding groove 605 is formed at a position overlapping with the guide rail 9 at one end of the slide support 6, the cross-sectional shape of the sliding groove 605 is the same as that of the guide rail 9, a strip-shaped flange 901 is integrally formed at the outer end of the guide rail 9, a stopper 10 is fixedly arranged at a position corresponding to the end of the guide rail 9 on the outer side of the front side plate 3, and the strip-shaped flange 901 and the stopper 10 are arranged to prevent the slide support 6 from being separated from the guide rail 9 when sliding.

Referring to fig. 1 and 2, a first magnet 13 is fixedly disposed inside the groove 604, a second magnet 14 is fixedly disposed at a lower end of the bump 11041, the first magnet 13 and the second magnet 14 have opposite magnetism, when the limiting rod 1101 extends into the lower limiting hole 302, the bump 11041 is disposed inside the groove 604, and the boss 1104 can be tightly fixed at the outer end of the sliding support 6 by mutual attraction of the first magnet 13 and the second magnet 14, so that the limiting device 11 is prevented from being separated from the lower limiting hole 302 in the shaking process of the transformer, and the sliding support 6 can slide freely.

Referring to fig. 5, the outer end of barrel 2 is provided with overspeed device tensioner 15 respectively in the position department that corresponds to 4 both sides of baffle, overspeed device tensioner 15 includes baffle 1501 and stretch-out spring 1502, a side of baffle 1501 articulates the outer end at barrel 2, the fixed a plurality of stretch-out springs 1502 that are provided with between baffle 1501 and the barrel 2, when winding the enameled wire in the outer end of barrel 2, if the winding dynamics is not enough, baffle 1501 can lift up and play certain tensioning action to the enameled wire, avoid because the winding dynamics is less, lead to it to need to twine again, the work progress has been guaranteed, stretch-out spring 1502 can play certain supporting role to baffle 1501 simultaneously.

When the pin type transformer is used, when the pin type transformer does not need to be used or the height of the pin 8 exceeding the front side plate 3 or the rear side plate 5 needs to be adjusted, the pin 8 extends into a gap between the annular flange 11042 and the sliding support seat 6 by means of a tool or a nail, the boss 1104 is pulled, when the limiting rod 1101 is pulled out of the lower limiting hole 302 by pulling the boss 1104, the sliding support seat 6 can be moved to adjust the position of the sliding support seat 6 on the front side plate 3 or the rear side plate 5, the boss 1104 is loosened after the height of the pin 8 exceeding the front side plate 3 or the rear side plate 5 is adjusted to a proper position, the boss 1104 can automatically reset under the action of the elastic force of the reset spring 12, at the moment, the limiting rod 1101 extends into the lower limiting hole 302 again, the fixing of the sliding support seat 6 is.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the 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

1. The utility model provides a stitch length adjustable large capacity contact pin formula transformer, includes skeleton body (1), skeleton body (1) includes barrel (2), preceding curb plate (3), posterior lateral plate (5) and baffle (4), preceding curb plate (3) with posterior lateral plate (5) are fixed the setting respectively and are in preceding, back both ends of barrel (2), its characterized in that: the outer ends of the front side plate (3) and the rear side plate (5) are respectively provided with a sliding support seat (6) in a sliding way, a plurality of fixed blocks (7) are fixedly arranged at the upper end of the sliding support seat (6), the middle part of the fixed block (7) is fixedly provided with a pin (8), the outer ends of the front side plate (3) and the rear side plate (5) are fixedly provided with a guide rail (9) at the position corresponding to the sliding support seat (6), the sliding support seat (6) is connected with the guide rail (9) in a sliding way, a limiting device (11) is arranged inside the sliding support seat (6), a plurality of lower limiting holes (302) are arranged at the outer end of the front side plate (3) at the position corresponding to the limiting device (11), the limiting device (11) comprises a limiting rod (1101), and the limiting rod (1101) is connected with the lower limiting hole (302) in a matched mode.

2. A large capacity pin type transformer with adjustable pin length as claimed in claim 1, wherein: a plurality of wiring grooves (401) are formed in the upper end of the partition plate (4).

3. A large capacity pin type transformer with adjustable pin length as claimed in claim 1, wherein: first cavity (301) has been seted up to the inside of preceding curb plate (3), second cavity (601) have been seted up in slide bearing (6) corresponding to stop device (11) position department, slide bearing (6) have been seted up last spacing hole (602) corresponding to the position department of spacing hole (302) down, a plurality of through-holes (603) have been seted up corresponding to the position department of second cavity (601) in the upper end of slide bearing (6), a plurality of recesses (604) have been seted up to the upper end of slide bearing (6).

4. A large capacity pin type transformer with adjustable pin length as claimed in claim 3, wherein: stop device (11) include gag lever post (1101), backup pad (1102), connecting rod (1103) and boss (1104), gag lever post (1101) run through go up spacing hole (602) with spacing hole (302) down and stretch into to the inside of first cavity (301), the fixed backup pad (1102) that is provided with in upper end of gag lever post (1101), the upper end of backup pad (1102) is in corresponding to a plurality of fixed many connecting rods (1103) of being provided with in position department of through-hole (603), backup pad (1102) with fixed reset spring (12) that is provided with between the inner wall upper end of second cavity (601), connecting rod (1103) run through-hole (603) with boss (1104) fixed connection.

5. A large capacity pin type transformer with adjustable pin length as claimed in claim 4, wherein: the lower end of the boss (1104) is integrally provided with a plurality of lugs (11041) at positions corresponding to the grooves (604), the lugs (11041) are matched with the grooves (604), and the outer edge of the upper end of the boss (1104) is integrally provided with an annular flange (11042).

6. A large capacity pin type transformer with adjustable pin length as claimed in claim 1, wherein: the lower end of the stitch (8) is provided with a threading hole (801), and the outer side of the lower end of the stitch (8) is provided with a winding groove (802).

7. A large capacity pin type transformer with adjustable pin length as claimed in claim 1, wherein: one end of the sliding support seat (6) is provided with a sliding groove (605) at the position overlapped with the guide rail (9), the cross section of the sliding groove (605) is the same as that of the guide rail (9), the outer end of the guide rail (9) is integrally provided with a strip-shaped flange (901), and the outer side of the front side plate (3) is fixedly provided with a stop block (10) at the position corresponding to the end part of the guide rail (9).

8. A large capacity pin type transformer with adjustable pin length as claimed in claim 5, wherein: a first magnet (13) is fixedly arranged inside the groove (604), a second magnet (14) is fixedly arranged at the lower end of the bump (11041), and the magnetism of the first magnet (13) is opposite to that of the second magnet (14).

9. A large capacity pin type transformer with adjustable pin length as claimed in claim 1, wherein: the outer end of the barrel body (2) is provided with tensioning devices (15) at positions corresponding to two sides of the partition plate (4), each tensioning device (15) comprises a baffle plate (1501) and a tension spring (1502), one side edge of each baffle plate (1501) is hinged to the outer end of the barrel body (2), and a plurality of tension springs (1502) are fixedly arranged between the baffle plates (1501) and the barrel body (2).