CN209297872U - A kind of dropproof transformer - Google Patents
A kind of dropproof transformer Download PDFInfo
- Publication number
- CN209297872U CN209297872U CN201920061810.6U CN201920061810U CN209297872U CN 209297872 U CN209297872 U CN 209297872U CN 201920061810 U CN201920061810 U CN 201920061810U CN 209297872 U CN209297872 U CN 209297872U
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- transformer
- side plate
- primary side
- dropproof
- bottom edge
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Abstract
The utility model discloses a kind of dropproof transformers, the technical field for belonging to transformer is intended to provide a kind of transformer for enhancing transformer and connecting fastness with circuit board in ammeter, its key points of the technical solution are that including transformer framework and the electromagnetic coil being arranged in transformer framework, primary side side plate and secondary side plate are respectively equipped on the transformer framework, draw primary side pin set in primary side side plate bottom edge, secondary side board bottom pin set when drawing secondary, primary side side plate bottom edge and secondary side board bottom side are equipped with clamping cutting.By being clamped the setting of cutting, the effect for reinforcing the firmness that transformer is connect with circuit board can be played, while meeting dropproof test.
Description
Technical field
The utility model relates to the technical field of transformer, in particular to a kind of dropproof transformer.
Background technique
The most basic pattern of power transformer, including two groups of coils for being wound with conducting wire, and each other inductively to claim to close
Together.It, will induction in another group of coil when an alternating current (having a certain given frequency) stream organizes coil in one of them
The alternating voltage of identical frequency has been provided, and the voltage swing incuded depends on the degree of the coupling of two coils and magnetic interlinkage.
The coil for referring generally to connect AC power source is referred to as primary coil (Primary coil)；And across the electricity of this coil
Pressure is referred to as primary voltage.It may be greater than or less than primary voltage in the induced voltage of secondary coil, be by primary coil and two
What the turn ratio that secondary coil is asked was determined.Therefore, power transformer divides into boosting and two kinds of step-down transformer.Most electricity
Source transformer has fixed iron core, thereon around once with secondary coil.High magnetic conductivity based on iron material, most magnetic flux
Amount is confined in iron core, and therefore, two groups of coils can obtain the magnetic coupling of suitable high level whereby.In some transformers, line
It encloses and is closely combined between iron core the two, once and the ratio of secondary voltage is almost identical as the coil ratio of the two.Cause
This, the turn ratio of transformer may generally serve as the reference index of transformer boost or depressurization.
Transformer is very important device in ammeter, and ammeter needs to carry out dropproof test in factory test, by
It is only installed together by stitch in transformer and the circuit board in ammeter, installation fastness is inadequate, frequently results in be unable to complete and reaches
Mapping examination.
Utility model content
The purpose of the utility model is to provide a kind of dropproof transformer, there is circuit board in enhancing transformer and ammeter to connect
The advantages of connecing fastness.
The above-mentioned technical purpose of the utility model has the technical scheme that
A kind of dropproof transformer, including transformer framework and the electromagnetic coil being arranged in transformer framework, the change
Primary side side plate and secondary side plate are respectively equipped on depressor skeleton, primary side pin set, the pair side are drawn in primary side side plate bottom edge
Secondary side pin set is drawn on side plate bottom edge, and primary side side plate bottom edge and secondary side board bottom side are equipped with clamping cutting.
By using above-mentioned technical proposal, it is clamped cutting and is plugged in together with the circuit board in ammeter, further strengthen change
The firmness that depressor is connect with circuit board can not only meet dropproof test, and further enhance ammeter use it is steady
It is qualitative.
Further, two clamping cuttings, two clamping cutting difference are equipped on the primary side side plate and secondary side plate
Positioned at primary side side plate bottom edge both ends or secondary side board bottom side both ends.
By using above-mentioned technical proposal, four clamping cutting distributed rectangulars uniformly share stress, further enhance transformation
The stability that device is connect with circuit board in ammeter.
Further, the clamping cutting and primary side side plate bottom edge are integrally formed.
By using above-mentioned technical proposal, it is clamped cutting and primary side side plate and is integrally formed using injection molding machine, shaping efficiency is high,
It is convenient to use.
Further, primary side side plate bottom edge offers threaded hole, and external screw thread is carved in the clamping cutting, and clamping is inserted
Item is connect with primary side base thread.
It by using above-mentioned technical proposal, is clamped cutting and is screwed onto threaded hole, on the one hand the height of adjustable clamping cutting
Degree, can adapt to different ammeters, if on the other hand clamping cutting fracture, is also convenient for the maintenance in later period.
Further, the threaded hole opening is equipped with round limiting slot, and the clamping cutting is equipped with position-arresting disk.
By using above-mentioned technical proposal, in use, position-arresting disk is caught in limiting slot, reinforce clamping cutting and mutual inductor bone
The fastness of frame connection, enhances stability.
Further, primary side side plate bottom edge offers limit hole, and the limit hole top open part is right equipped with two pieces
The half arc-shaped limit plate for claiming setting, there are through slot between two and half arc-shaped limit plates, the clamping cutting is equipped with elasticity bar shaped
Plate, the stripe board can be contradicted by through slot, and with half arc-shaped limit plate.
By using above-mentioned technical proposal, it is clamped in cutting bottom end insertion limit hole, the stripe board being clamped in cutting is more than
Through slot, and rotate screw-in limit hole.
Further, the limit hole bottom is equipped with elastic component.
By using above-mentioned technical proposal, elastic component and clamping cutting are contradicted, so that the stripe board in clamping cutting contradicts
Half arc-shaped limit plate avoids clamping cutting from shaking in limit hole.
Further, the clamping cutting and secondary side board connecting structure and clamping cutting and primary side side plate connecting structure phase
Together.
By using above-mentioned technical proposal, facilitate design and producing.
In conclusion the utility model has the following beneficial effects:
1. by the setting of clamping cutting the effect for reinforcing the firmness that transformer is connect with circuit board can be played, together
When meet dropproof test；
2. being arranged to disassembled connection structure by the way that cutting and transformer framework will be clamped, facilitate later maintenance, reduces
Cost waste.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of transformer in embodiment 1；
Fig. 2 is the structural schematic diagram of transformer in embodiment 2；
Fig. 3 is the structural schematic diagram of transformer in embodiment 3；
Fig. 4 is in embodiment 3 for embodying the schematic diagram of elastic component.
In figure, 1, transformer framework；11, primary side side plate；111, primary side pin set；12, secondary side plate；121, secondary side pin
Group；13, threaded hole；14, limiting slot；15, limit hole；16, half arc-shaped limit plate；17, through slot；18, elastic component；2, electromagnetic wire
Circle；3, it is clamped cutting；31, position-arresting disk；32, stripe board.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
Wherein identical components are presented with like reference characters.It should be noted that word used in the following description
Language "front", "rear", "left", "right", "up" and "down" refer to the direction in attached drawing, word " bottom surface " and " top surface ", "inner" and
"outside" refers respectively to the direction towards or away from geometric center of specific component.
Embodiment 1: a kind of dropproof transformer is equipped in transformer framework 1 as shown in Figure 1, including transformer framework 1
Electromagnetic coil 2, two sides are respectively equipped with the primary side side plate 11 and secondary side plate 12 being parallel to each other, primary side side plate on transformer framework 1
Primary side pin set 111 is drawn on 11 bottom edges, and secondary side pin set 121 is drawn on secondary coil bottom edge.
As shown in Figure 1,11 bottom edge of primary side side plate and 12 bottom edge of secondary side plate are equipped with two clamping cuttings 3, primary side side plate
11 and be clamped cutting 3 connection structure and secondary side plate 12 be clamped the connection structure of cutting 3 it is identical, with primary side in the present embodiment
It is illustrated for side plate 11 and the connection structure of clamping cutting 3.
Two clamping cuttings 3 are located at the both ends on 11 bottom edge of primary side side plate, and four clamping cuttings 3 are in distributed rectangular,
It is even to share stress, further enhance the stability that transformer is connect with circuit board in ammeter.
It is clamped cutting 3 and 11 bottom edge of primary side side plate is integrally formed, be integrally formed by injection molding machine, reduce subsequent behaviour
Make, greatly improves working efficiency.
Specific implementation process: when installation, clamping cutting 3 is plugged in together with the circuit board in ammeter, to reinforce transformation
The firmness that device is connect with circuit board can not only meet dropproof test, and further enhance the stabilization that ammeter uses
Property.
Embodiment 2: a kind of dropproof transformer, as shown in Fig. 2, 11 ground bottom surface of primary side side plate offers threaded hole 13, spiral shell
It is carved with internal screw thread in pit 13, is clamped in cutting 3 and is carved with external screw thread, clamping cutting 3 is screwed onto the threaded hole 13 on primary side bottom edge.
As shown in Fig. 2, 13 opening of threaded hole is equipped with round limiting slot 14, clamping cutting 3 is equipped with round position-arresting disk 31, limit
Position disk 31 is stuck in limiting slot 14, the shaking of limitation clamping cutting 3, the stability of both enhancings connection.
Specific implementation process: the connection structure being spirally connected using clamping cutting 3 and primary side side plate 11, the adjustable card of one side
The height for patching item 3 can adapt to different ammeters, if on the other hand clamping cutting 3 is broken, be also convenient for the maintenance in later period.
Embodiment 3: a kind of dropproof transformer, as shown in Figures 3 and 4, the both ends of 11 bottom surface of primary side side plate open up limited
Position hole 15,15 top open part of limit hole are equipped with two blocks of symmetrically arranged half arc-shaped limit plates 16, two and half arc-shaped limit plates 16
Between there are through slot 17, be clamped 3 shaft of cutting and be equipped with "-" type elasticity stripe board 32, stripe board 32 can by through slot 17, and
It is contradicted with half arc-shaped limit plate 16.After the rotation of stripe board 32 is caught in half arc-shaped limit plate 16, then supported with half arc-shaped limit plate 16
Touching, so that the two be abutted together.
15 bottom of limit hole is equipped with elastic component 18, and elastic component 18 and clamping 3 bottom end of cutting contradict, and further increases half arc
Limit plate 16 and stripe board 32 contradict elastic force.
Specific implementation process: the stripe board 32 when installation, in clamping 3 bottom end of cutting insertion limit hole 15, in clamping cutting 3
It across through slot 17, and rotates and screws in limit hole 15, half arc-shaped limit plate 16 is contradicted with stripe board 32, so that the two is connected to
Together.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but
As long as all by the protection of Patent Law in the scope of the claims of the utility model.
Claims (8)
1. a kind of dropproof transformer, the electromagnetic coil (2) including transformer framework (1) and setting in transformer framework (1),
Primary side side plate (11) and secondary side plate (12) are respectively equipped on the transformer framework (1), primary side side plate (11) bottom edge is drawn
Secondary side pin set (121) is drawn on primary side pin set (111) out, secondary side plate (12) bottom edge, it is characterised in that: the primary side
Side plate (11) bottom edge and secondary side plate (12) bottom edge are equipped with clamping cutting (3).
2. a kind of dropproof transformer according to claim 1, it is characterised in that: the primary side side plate (11) and secondary side
Two clamping cuttings (3) are equipped on plate (12), two clamping cuttings (3) are located at primary side side plate (11) bottom edge both ends or pair
Avris plate (12) bottom edge both ends.
3. a kind of dropproof transformer according to claim 1, it is characterised in that: the clamping cutting (3) and primary side side
Plate (11) bottom edge is integrally formed.
4. a kind of dropproof transformer according to claim 1, it is characterised in that: primary side side plate (11) bottom edge opens up
Have threaded hole (13), external screw thread is carved on the clamping cutting (3), clamping cutting (3) is connect with primary side base thread.
5. a kind of dropproof transformer according to claim 4, it is characterised in that: threaded hole (13) opening is equipped with
Round limiting slot (14), the clamping cutting (3) are equipped with position-arresting disk (31).
6. a kind of dropproof transformer according to claim 1, it is characterised in that: primary side side plate (11) bottom edge opens up
Have limit hole (15), limit hole (15) top open part be equipped with two pieces of symmetrically arranged half arc-shaped limit plates (16), two pieces
There are through slot (17) between half arc-shaped limit plate (16), the clamping cutting (3) is equipped with elastic stripe board (32), the bar shaped
Plate (32) can be contradicted by through slot (17), and with half arc-shaped limit plate (16).
7. a kind of dropproof transformer according to claim 6, it is characterised in that: limit hole (15) bottom is equipped with bullet
Property part (18).
8. according to a kind of any dropproof transformer of claim 3~7, it is characterised in that: the clamping cutting (3) and
Secondary side plate (12) connection structure and clamping item are identical as primary side side plate (11) connection structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920061810.6U CN209297872U (en) | 2019-01-14 | 2019-01-14 | A kind of dropproof transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920061810.6U CN209297872U (en) | 2019-01-14 | 2019-01-14 | A kind of dropproof transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209297872U true CN209297872U (en) | 2019-08-23 |
Family
ID=67642192
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920061810.6U Active CN209297872U (en) | 2019-01-14 | 2019-01-14 | A kind of dropproof transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209297872U (en) |
-
2019
- 2019-01-14 CN CN201920061810.6U patent/CN209297872U/en active Active
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