CN216435641U - Winding framework for switching power supply transformer - Google Patents

Abstract

The utility model discloses a bobbin for switching power supply transformer, the on-line screen storage device comprises a base, the case lid subassembly has been clamped on the base top, two sets of spacing subassemblies are installed on the base top, the base top is provided with wire winding subassembly, and the apron is in order to play dustproof and protective effect to the pencil, and spacing subassembly can all play spacing effect to the both ends of pencil when the wire winding, has avoided the confusion of pencil, has solved the easy cross mixing of pencil when the wire winding, is difficult for the problem of arrangement, and wire winding subassembly can make the both ends of pencil all fix the outside at the skeleton when wire winding, is difficult for producing the confusion, has guaranteed wire-wound stability.

Description

Winding framework for switching power supply transformer

Technical Field

The utility model relates to a switching power supply transformer field especially relates to a bobbin for switching power supply transformer.

Background

The switch power transformer is a power transformer added with a switch tube, and has the voltage conversion function of a common transformer in a circuit, and also has the insulation isolation and power transmission functions and is generally used in occasions related to high-frequency circuits, such as a switch power supply.

Have a large amount of pencil to connect when using switching power supply transformer, and current bobbin simple structure, very inconvenient use when the wire winding, after the wire winding, the pencil also produces the confusion easily.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a bobbin for switching power supply transformer has produced fixed wire-wound technological effect.

In order to solve the technical problem, the utility model provides a following technical scheme: the winding framework for the switching power supply transformer comprises a base, wherein a box cover assembly is clamped at the top end of the base, and comprises a cover plate clamped at the top end of the base, a handle arranged at the top end of the cover plate, a plurality of groups of first clamping blocks arranged at the top end of the cover plate, a plurality of groups of first clamping grooves formed in the top end of the base, and a first rubber bump arranged in each first clamping groove;

two sets of spacing subassemblies are installed on the base top, the base top is provided with wire winding subassembly.

As a preferred technical scheme of the utility model, spacing subassembly establishes spring and the dead lever at the inside of spacing groove respectively including seting up at the inside spacing groove of base, fixes the fixed block at the dead lever surface, fixes the clamp plate on dead lever top, fixes the stopper on base top to and set up at the inside recess of stopper.

As the utility model discloses a preferred technical scheme, the wire winding subassembly sets up in the inside pivot of installation storehouse including seting up at the inside multiunit installation storehouse of base, installs at the outside rubber circle of pivot, clamps at the outside skeleton of pivot, sets up in two sets of grooves of accomodating of skeleton bottom, sets up at the coiler of accomodating inslot portion, connects the second fixture block in coiler one end, sets up in two sets of second draw-in grooves on skeleton top to and set up at the inside second rubber bump of second draw-in groove.

As an optimized technical proposal of the utility model, a plurality of groups of slotted holes are arranged on both sides of the top end of the cover plate.

As a preferred technical scheme of the utility model, the spacing groove is two segmentation designs, the both ends of spring respectively with the upper segment part fixed connection of fixed block and spacing groove.

As an optimal technical scheme of the utility model, the one end of second fixture block is provided with the rhombus lug, the slotted hole with rubber circle looks adaptation is seted up to the inside of skeleton.

Compared with the prior art, the utility model discloses the beneficial effect that can reach is:

1. the utility model applies a pulling force to the framework, the framework enables the rubber ring to deform and cross the rubber ring under the action of the pulling force, then the framework is moved out from the outer part of the rotating shaft, the wire harness is close to the framework, the pulling force is applied to a group of second clamping blocks, the coiler extends under the action of the second clamping blocks, the second clamping blocks are aligned with the second clamping grooves, the second clamping blocks are contacted with the second rubber lugs when being inserted, the second rubber lugs pass over the second rubber lugs in a deformation mode under the action of the pressure, after the pushing is relieved, the second rubber lugs can limit the positions of the second clamping blocks, then the wire harness is wound at the outer part of the framework, after the winding is finished, the other group of second clamping blocks are inserted into the second clamping grooves, then the framework is inserted into the rotating shaft, the framework enables the rubber ring to deform and enables the rubber ring to be clamped into the framework, therefore, the two ends of the wire harness can be fixed outside the framework during winding, disorder is not easy to occur, and the stability of winding is ensured;

2. the utility model makes the dead lever vertically move along the limit groove under the action of pulling force by vertically pulling the dead lever, the pressing plate synchronously vertically moves under the driving of the dead lever, and is moved out from the inside of the groove, the fixed block pulls the spring under the driving of the fixed rod to enable the spring to extend and store force, the wire harness to be wound is placed at the bottom end of the pressing plate, after the placement is finished, the pulling of the fixed rod is released, the spring is restored to the initial shape, the fixed rod slides vertically to the initial position along the inner part of the limit groove again under the action of the elastic force of the spring, the pressing plate is clamped into the groove again under the driving of the fixed rod, after the wiring harness is wound, the other end of the wiring harness is fixed at the bottom end of the other group of pressing plates, so that the two ends of the wiring harness can be limited when the wiring harness is wound, disorder of the wiring harness is avoided, and the problems that the wiring harness is easy to cross mix and is difficult to arrange when the wiring harness is wound are solved.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a side sectional view of the present invention;

FIG. 3 is a front sectional view of the structure of the present invention;

FIG. 4 is an enlarged structural view of the utility model at A;

fig. 5 is an enlarged structural view of the position B of the present invention.

Wherein: 1. a base; 2. a case lid assembly; 21. a cover plate; 22. a handle; 23. a first clamping block; 24. a first card slot; 25. a first rubber bump; 3. a limiting component; 31. a limiting groove; 32. a spring; 33. fixing the rod; 34. a fixed block; 35. pressing a plate; 36. a limiting block; 37. A groove; 4. a winding assembly; 41. installing a bin; 42. a rotating shaft; 43. a rubber ring; 44. a framework; 45. a receiving groove; 46. a retractor; 47. a second fixture block; 48. a second card slot; 49. and a second rubber bump.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the invention easy to understand, the invention is further explained below with reference to the specific embodiments, but the following embodiments are only the preferred embodiments of the invention, not all. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.

Example (b):

as shown in fig. 1-5, the bobbin for a switching power transformer includes a base 1, a cover assembly 2 is clamped at a top end of the base 1, the cover assembly 2 includes a cover plate 21 clamped at a top end of the base 1, a handle 22 disposed at a top end of the cover plate 21, a plurality of first clamping blocks 23 mounted at a top end of the cover plate 21, a plurality of first clamping grooves 24 formed at a top end of the base 1, and first rubber bumps 25 disposed inside the first clamping grooves 24;

two sets of spacing subassemblies 3 are installed on base 1 top, and base 1 top is provided with wire winding subassembly 4.

During the use, clamp apron 21 on base 1 top, exert a decurrent pressure to apron 21, first fixture block 23 makes first rubber bump 25 produce deformation and cross first rubber bump 25 under the drive of apron, and the pencil is worn out from the slotted hole at apron 21 top simultaneously, relieves the pressure to apron 21, and first rubber bump 25 has played spacing effect to first fixture block 23, can fix apron 21 at base 1 top like this, and apron 21 can play dustproof and the effect of protection to the pencil.

In other embodiments, the position-limiting assembly 3 includes a position-limiting groove 31 formed in the base 1, a spring 32 and a fixing rod 33 respectively sleeved in the position-limiting groove 31, a fixing block 34 fixed on the outer surface of the fixing rod 33, a pressing plate 35 fixed on the top end of the fixing rod 33, a position-limiting block 36 fixed on the top end of the base 1, and a groove 37 formed in the position-limiting block 36, when in use, the fixing rod 33 is pulled vertically to make the fixing rod 33 move vertically along the position-limiting groove 31 under the action of a pulling force, the pressing plate 35 moves vertically and synchronously under the driving of the fixing rod 33 and moves out of the groove 37, the fixing block 34 pulls the spring 32 under the driving of the fixing rod 33 to make the spring 32 extend and store a force, a wire harness to be wound is placed at the bottom end of the pressing plate 35, after placement, the pulling of the fixing rod 33 is released, the spring 32 is restored to an initial form, the fixing rod 33 slides vertically to an initial position along the inside of the position-limiting groove 31 again under the action of the elastic force of the spring 32, in clamp plate 35 blocked recess 37 again under the drive of dead lever 33, after the pencil winding finishes, fix the other end of pencil in the bottom of another group of clamp plate 35, can all play spacing effect to the both ends of pencil like this when the wire winding, avoided the confusion of pencil, solved the easy cross mixture of pencil when the wire winding, problem difficult in arrangement.

In other embodiments, the winding assembly 4 includes a plurality of sets of mounting bins 41 disposed inside the base 1, a rotating shaft 42 disposed inside the mounting bins 41, a rubber ring 43 mounted outside the rotating shaft 42, a frame 44 clamped outside the rotating shaft 42, two sets of receiving grooves 45 disposed at a bottom end of the frame 44, a retractor 46 disposed inside the receiving grooves 45, a second locking block 47 connected to one end of the retractor 46, two sets of second locking grooves 48 disposed at a top end of the frame 44, and a second rubber protrusion 49 disposed inside the second locking grooves 48, when in use, a pulling force is applied to the frame 44, the frame 44 deforms the rubber ring 43 under the pulling force and passes over the rubber ring 43, then the frame 44 moves out from the outside of the rotating shaft 42, the wire harness is brought close to the frame 44, a pulling force is applied to one set of the second locking blocks 47, and the retractor 46 elongates under the action of the second locking blocks 47, align second fixture block 47 with second draw-in groove 48, second fixture block 47 and second rubber bump 49 contact each other when inserting, under the effect of pressure, second fixture block 47 makes second rubber bump 49 pass through second rubber bump 49 through the mode of deformation, remove the promotion back, second rubber bump 49 can play the injecing to second fixture block 47's position, then twine the pencil in skeleton 44 outside, after the winding is finished, insert inside second fixture block 47 another group of second draw-in groove 48, then insert pivot 42 with skeleton 44, skeleton 44 makes rubber ring 43 produce deformation and make inside rubber ring 43 card income skeleton 44, can make the both ends of pencil all fix the outside at skeleton 44 when wire-wound like this, difficult production is chaotic, wire-wound stability has been guaranteed.

In other embodiments, the cover plate 21 has a plurality of sets of slots on both sides of the top end thereof, and the slots of the cover 21 are used for placing the wiring harness.

In other embodiments, the limiting groove 31 is designed in two-step, and two ends of the spring 32 are respectively fixedly connected with the fixing block 34 and the upper part of the limiting groove 31 for installing the spring 32.

In other embodiments, a diamond-shaped protrusion is disposed at one end of the second block 47, a slot hole matched with the rubber ring 43 is disposed inside the framework 44, and the rubber ring 43 and the slot hole of the framework 44 play a role in limiting the framework 44.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

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 the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (6)

1. A wire winding skeleton for switching power supply transformer, including base (1), its characterized in that: the box cover assembly (2) is clamped at the top end of the base (1), and the box cover assembly (2) comprises a cover plate (21) clamped at the top end of the base (1), a handle (22) arranged at the top end of the cover plate (21), a plurality of groups of first clamping blocks (23) arranged at the top end of the cover plate (21), a plurality of groups of first clamping grooves (24) formed at the top end of the base (1), and first rubber bumps (25) arranged in the first clamping grooves (24);

two sets of spacing subassemblies (3) are installed on base (1) top, base (1) top is provided with wire winding subassembly (4).

2. The bobbin for switching power supply transformer according to claim 1, characterized in that: spacing subassembly (3) establish spring (32) and dead lever (33) inside spacing groove (31) including seting up in base (1), establish respectively at spacing groove (31), fix fixed block (34) at dead lever (33) surface, fix clamp plate (35) on dead lever (33) top, fix stopper (36) on base (1) top to and set up in recess (37) inside stopper (36).

3. The bobbin for switching power supply transformer according to claim 1, characterized in that: wire winding subassembly (4) are including offering at the inside multiunit installation storehouse (41) of base (1), set up pivot (42) inside installation storehouse (41), install rubber circle (43) in pivot (42) outside, clamp at outside skeleton (44) of pivot (42), offer two sets of grooves (45) of accomodating in skeleton (44) bottom, set up in taking in the inside coiler (46) in groove (45), connect second fixture block (47) in coiler (46) one end, set up two sets of second draw-in grooves (48) on skeleton (44) top, and set up second rubber bump (49) inside second draw-in groove (48).

4. The bobbin for switching power supply transformer according to claim 1, characterized in that: and a plurality of groups of slotted holes are formed in two sides of the top end of the cover plate (21).

5. The bobbin for switching power supply transformer according to claim 2, characterized in that: the limiting groove (31) is designed in a two-section mode, and two ends of the spring (32) are fixedly connected with the fixing block (34) and the upper section of the limiting groove (31) respectively.

6. The bobbin for switching power supply transformer according to claim 3, characterized in that: one end of the second fixture block (47) is provided with a diamond-shaped bump, and a slotted hole matched with the rubber ring (43) is formed in the framework (44).

Images