CN209087608U - High voltage switching device for potential therapeutic instrument - Google Patents
High voltage switching device for potential therapeutic instrument Download PDFInfo
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- CN209087608U CN209087608U CN201821967315.3U CN201821967315U CN209087608U CN 209087608 U CN209087608 U CN 209087608U CN 201821967315 U CN201821967315 U CN 201821967315U CN 209087608 U CN209087608 U CN 209087608U
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- plastic casing
- spring
- induction coil
- potential therapeutic
- therapeutic instrument
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Abstract
The utility model provides a kind of high voltage switching device for potential therapeutic instrument, it include: plastic casing, plastic casing bottom center is equipped with spring pedestal, spring is fixed on the spring pedestal, spring compressor is fixed on the top of spring, before plastic casing, afterwards, it is left, the center of right four sides is mounted on magnetic strength device, magnetic strength device includes connection sheet, connection sheet is respectively fixed on the inside of plastic casing by a metal fixed column by left and right, the outer end of metal fixed column is connected after passing through plastic casing with the high-voltage line outside plastic casing, magnetic induction coil fixing seat is fixed by screws in outside plastic casing, magnetic induction coil is fixed in magnetic induction coil fixing seat.This is used for the high voltage switching device of potential therapeutic instrument, using electric magnetisation principle, adsorption technology, high-voltage conducting wires conducting are utilized, it realizes to merge four hole of the high pressure port output of potential therapeutic instrument and becomes hole output, and solve electric arc interference problem and realize various functions independent control.
Description
Technical field
The utility model relates to a kind of high voltage switching devices, and in particular to a kind of high pressure switching dress for potential therapeutic instrument
It sets.
Background technique
Potential therapeutic instrument generally has the function of high potential, negative potential, intermediate frequency electric field etc., and function is carried out high using relay
Crush-cutting changes, then the output of different function is carried out by different high pressure ports, and relay is switched similar to a kind of electrical contact type herein
Device.
Relay (electromagnetic type) is generally made of iron core, coil, armature, contact reed etc..As long as adding at coil both ends
Certain voltage is gone up, will pass through certain electric current in coil, to generate galvanomagnetic-effect, armature will be in electromagnetic attracting force
The pulling force of return spring is overcome to be drawn to iron core under effect, so that the movable contact with moving armature and stationary contact (normally opened contact) are attracted.
After coil blackout, the suction of electromagnetism also disappears therewith, and armature will return to original position in the reaction force of spring, makes
Contact and original stationary contact (normally-closed contact) are attracted.It is attracted, discharges in this way, to reach conducting in circuit, cutting
Purpose.Potential therapeutic instrument has the disadvantage that a relay is equivalent to a switch using relay, controls a function
Can, it can not achieve multi-functional selection.
A kind of Publication No.: CN105056398A, utility model title are as follows: high-voltage safety switching device of potential therapeutic instrument
Chinese patent application in describe the high-voltage safety switching device of potential therapeutic instrument a kind of, which is characterized in that including pedestal, rotation
Rotation mechanism, product front housing, motor, the pedestal outside are equipped with input PIN foot, are equipped in the middle part of pedestal and export PIN foot, whirler
Rotation connection PIN foot is fixed on structure, rotating mechanism passes through product front housing and connect with machine shaft；Rotation connection PIN foot one end
Continue to contact with output PIN foot, the other end contacts in rotary course with input PIN foot；Motor is fixed on product front housing, base
Seat is fixed with product front housing, and rotating mechanism is set between pedestal and product front housing.
Although this utility model, which is able to achieve, merges into hole output for four hole of the high pressure port output of potential therapeutic instrument, and
It solves electric arc interference problem and realizes the independent control of a function, but there is also following defects for this utility model:
Defect one: rotating mechanism is by motor driven, and the precision of motor directly influences rotating mechanism in-position
Accuracy, this problem final result are to cause to input PIN foot and export PIN foot poor contact, are not turned on, product unpowered is defeated
Out.
Defect two: input PIN foot and the contact area for exporting PIN foot, size directly influence product for electricity output
Stabilization.
Utility model content
In view of the deficiencies of the prior art, the utility model proposes a kind of high voltage switching device for potential therapeutic instrument,
Using electric magnetisation principle, using adsorption technology, high-voltage conducting wires conducting is realized to export in four hole of high pressure port of potential therapeutic instrument and be closed
And becomes a hole and export, and solve electric arc interference problem and realize various functions independent control.
To realize above-mentioned technical proposal, the utility model provides a kind of high voltage switching device for potential therapeutic instrument,
It include: in the frame shape plastic casing of square setting, plastic casing bottom center is equipped with spring pedestal, and spring is fixed
On the spring pedestal, the bottom of spring pedestal is connect by conducting wire with high-voltage output end, and spring compressor is fixed on the top of spring
Portion, the center of four sides in plastic casing front, rear, left and right are mounted on magnetic strength device, and the magnetic strength device includes connecting
Contact pin, magnetic induction coil, magnetic induction coil fixing seat and metal fixed column, the connection sheet are mounted on plastic casing medial surface
Center, connection sheet are respectively fixed on the inside of plastic casing by a metal fixed column by left and right, the outer end of the metal fixed column
It is connected after plastic casing with the high-voltage line outside plastic casing, magnetic induction coil fixing seat is fixed by screws in plastic casing
Outside body, magnetic induction coil is fixed in magnetic induction coil fixing seat.
In the above-mentioned technical solutions, when specific operation, to the magnetic strength in some direction on the side of front, rear, left and right four
Coil is answered to provide 24V/36V voltage, magnetic induction coil conducting generates magnetism and adsorbs spring compressor, high-voltage line, the metal of the direction
Fixed column, connection sheet, spring conducting, provide high voltage to high-voltage output end.Have every time and only a direction provide low-voltage,
Direction function can realize output.Because spring compressor is not charged, spark phenomenon, Er Qieluo will not be generated with connection sheet Contact
Point position is accurate, and contact is good, avoids contact with bad phenomenon.Because using the principle of electric magnetisation, between connection sheet and spring compressor
Interference will not be generated to connection sheet around by generating magnetic field, and four hole of the high pressure port output for solving potential therapeutic instrument in this way is merged into
Problem is exported for a hole, eliminates electric arc interference, while realizing various functions independent control.
Preferably, the distance between the magnetic induction coil and metal fixed column are greater than 3cm, because magnetic induction coil is low pressure
Power supply, metal fixed column is high pressure, for interfering with each other between avoiding voltage from climbing or high pressure and low pressure, the magnetic induction in design
Safe distance between coil and metal fixed column should be 3cm or more.
Preferably, the connection sheet is latten(-tin).
Preferably, the magnetic induction coil fixing seat is ceramics pole.
Preferably, the height of the spring compressor installation is concordant with connection sheet mounting height, is inhaled when generating electromagnetic induction
When attached, spring compressor can just be adsorbed on the center of connection sheet, realize good contact.
A kind of beneficial effect of high voltage switching device for potential therapeutic instrument provided by the utility model is:
1) this has small in size for the high voltage switching device of potential therapeutic instrument, and structure is simple, and the advantages such as safety and stability are adopted
Electricity consumption magnetisation principle, using adsorption technology, high-voltage conducting wires conducting is realized four hole of high pressure port of potential therapeutic instrument exporting merging
It is exported as a hole, and solves electric arc interference problem and realize various functions independent control；
2) spring compressor that this high voltage switching device for being used for potential therapeutic instrument uses is not charged, not with connection sheet Contact
Spark phenomenon can be generated, and drop point site is accurate, contact is good, avoids contact with bad phenomenon.
Detailed description of the invention
Fig. 1 is the stereochemical structure perspective view of the explosion of the utility model.
Fig. 2 is the top view of the utility model.
Fig. 3 is the mounting structure schematic diagram of magnetic strength device in the utility model.
In figure: 1, spring compressor；2, spring；3, connection sheet；4, magnetic induction coil；5, magnetic induction coil fixing seat；6, spring
Pedestal；7, metal fixed column；8, plastic casing；9, screw.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clear, complete description, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Ordinary people in the field's every other embodiment obtained without making creative work, belongs to
The protection scope of the utility model.
A kind of embodiment: high voltage switching device for potential therapeutic instrument.
Referring to figs. 1 to shown in Fig. 3, a kind of high voltage switching device for potential therapeutic instrument, comprising: in square setting
Frame shape plastic casing 8, the 8 bottom center of plastic casing are equipped with spring pedestal 6, and spring 2 is fixed on the spring pedestal 6
On, the bottom of spring pedestal 6 is connect by conducting wire with high-voltage output end, and spring compressor 1 is fixed on the top of spring 2, the plastic cement
The center of 8 four sides in front, rear, left and right of shell is mounted on magnetic strength device, and the magnetic strength device includes connection sheet 3, magnetic strength
Coil 4, magnetic induction coil fixing seat 5 and metal fixed column 7 are answered, the connection sheet 3 uses brass material, and connection sheet 3 is mounted on
The center of 8 medial surface of plastic casing, connection sheet 3 are respectively fixed in plastic casing 8 by a copper metal fixed column 7 by left and right
Side, the outer end of the metal fixed column 7 are connected after passing through plastic casing 8 with the high-voltage line outside plastic casing 8, ceramic magnetic induction
Coil fixing seat 5 is fixed on outside plastic casing 8 by screw 9, and magnetic induction coil 4 is fixed in magnetic induction coil fixing seat 5,
And the vertical range between the magnetic induction coil 4 and metal fixed column 7 is 5cm, because magnetic induction coil 4 is low-voltage power supply,
Metal fixed column 7 is high pressure, for interfering with each other between avoiding voltage from climbing or high pressure and low pressure, the magnetic induction coil 4 in design
Safe distance between metal fixed column 7 should be 3cm or more, and optimum distance is 5cm, will increase connection sheet apart from excessive
3 length is unfavorable for the installation of connection sheet 3, and the height that spring compressor 1 is installed is concordant with 3 mounting height of connection sheet, electric when generating
When magnetic induction is adsorbed, spring compressor 1 can just be adsorbed on the center of connection sheet 3, realize good contact.
In embodiment, when specific operation, to the magnetic induction coil in some direction on the side of front, rear, left and right four
4 provide 24V/36V voltage, and magnetic induction coil 4 is connected, and magnetic induction coil 4 generates magnetism and adsorbs spring compressor 1, the height of the direction
Crimping, metal fixed column 7, connection sheet 3, spring 2 are connected, and provide high voltage to high-voltage output end, realize the circuit on this route
Conducting, has every time and only a direction provides low-voltage, and direction function can realize output.When stopping is to magnetic induction coil 4
When applying voltage, electromagnetic induction effect disappears, and under the elastic force effect of spring, spring compressor 1 is resetted to be disconnected with connection sheet 3, realizes
The disconnection of circuit.Because spring compressor 1 is not charged, spark phenomenon will not be generated with 2 Contact of connection sheet, and drop point site is quasi-
Really, contact is good, avoids contact with bad phenomenon.Simultaneously as being produced between connection sheet 3 and spring compressor 1 using the principle of electric magnetisation
Magnetisation field will not generate interference to connection sheet 3 around, and four hole of the high pressure port output for solving potential therapeutic instrument in this way is merged into
Problem is exported for a hole, eliminates electric arc interference, while realizing various functions independent control.
The above be the utility model preferred embodiment, but the utility model should not be limited to the embodiment and
Attached drawing disclosure of that is all fallen so all do not depart from the lower equivalent or modification completed of spirit disclosed in the utility model
Enter the range of the utility model protection.
Claims (5)
1. a kind of high voltage switching device for potential therapeutic instrument, characterized by comprising: shape glue in the frame of square setting
Shell, plastic casing bottom center are equipped with spring pedestal, and spring is fixed on the spring pedestal, spring pedestal
Bottom is connect by conducting wire with high-voltage output end, and spring compressor is fixed on the top of spring, the plastic casing front, rear, left and right four
The center of a side is mounted on magnetic strength device, and the magnetic strength device includes that connection sheet, magnetic induction coil, magnetic induction coil are solid
Reservation and metal fixed column, the connection sheet are mounted on the center of plastic casing medial surface, and connection sheet is by left and right respectively by one
Metal fixed column is fixed on the inside of plastic casing, and the outer end of the metal fixed column is after plastic casing and outside plastic casing
High-voltage line be connected, magnetic induction coil fixing seat is fixed by screws in outside plastic casing, and magnetic induction coil is fixed on magnetic strength
It answers in coil fixing seat.
2. being used for the high voltage switching device of potential therapeutic instrument as described in claim 1, it is characterised in that: the magnetic induction coil
The distance between metal fixed column is greater than 3cm.
3. being used for the high voltage switching device of potential therapeutic instrument as described in claim 1, it is characterised in that: the connection sheet is Huang
Copper sheet.
4. being used for the high voltage switching device of potential therapeutic instrument as described in claim 1, it is characterised in that: the magnetic induction coil
Fixing seat is ceramics pole.
5. being used for the high voltage switching device of potential therapeutic instrument as described in claim 1, it is characterised in that: the spring compressor installation
Height it is concordant with connection sheet mounting height.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821967315.3U CN209087608U (en) | 2018-11-27 | 2018-11-27 | High voltage switching device for potential therapeutic instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821967315.3U CN209087608U (en) | 2018-11-27 | 2018-11-27 | High voltage switching device for potential therapeutic instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209087608U true CN209087608U (en) | 2019-07-09 |
Family
ID=67125752
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821967315.3U Active CN209087608U (en) | 2018-11-27 | 2018-11-27 | High voltage switching device for potential therapeutic instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209087608U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109326465A (en) * | 2018-11-27 | 2019-02-12 | 广州健明希医疗仪器有限公司 | High voltage switching device for potential therapeutic instrument |
-
2018
- 2018-11-27 CN CN201821967315.3U patent/CN209087608U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109326465A (en) * | 2018-11-27 | 2019-02-12 | 广州健明希医疗仪器有限公司 | High voltage switching device for potential therapeutic instrument |
| CN109326465B (en) * | 2018-11-27 | 2023-11-14 | 广州健明希医疗仪器有限公司 | High-voltage switching device for potential therapeutic instrument |
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