CN210904663U - Negative pressure sucker auxiliary device for medical electro-therapeutic apparatus - Google Patents
Negative pressure sucker auxiliary device for medical electro-therapeutic apparatus Download PDFInfo
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- CN210904663U CN210904663U CN201921535962.1U CN201921535962U CN210904663U CN 210904663 U CN210904663 U CN 210904663U CN 201921535962 U CN201921535962 U CN 201921535962U CN 210904663 U CN210904663 U CN 210904663U
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Abstract
The utility model discloses a negative pressure sucker auxiliary device of a medical electro-therapeutic apparatus, which comprises two suckers and the electro-therapeutic apparatus, wherein each sucker is provided with a hemispherical cavity, the upper end of each sucker is provided with an opening communicated with the cavity, each opening is communicated with a hollow conduit, the two conduits are respectively communicated with a Y-shaped three-way connector, the other end of the three-way connector is connected with a negative pressure tank through a conduit, the negative pressure tank is connected with an air pump, a solenoid valve is arranged between the negative pressure tank and the three-way connector, each sucker is internally provided with a circular plate electrode, and each plate electrode is connected with the output end of the electro-therapeutic apparatus through a wire; the device also comprises a controller which is respectively electrically connected with the air pump and the electromagnetic valve. The utility model discloses a can make the sucking disc continuously steadily produce the negative pressure, the sucking disc adsorbs skin firmly, and plate electrode is inseparable with skin contact in the sucking disc, and the absorption and the takeout of sucking disc are all very convenient.
Description
Technical Field
The utility model relates to the field of medical equipment, in particular to a negative sucker auxiliary device of a medical electro-therapeutic apparatus.
Background
The method of converting electric energy into various therapeutic energies is collectively called electrotherapy. Depending on the frequency of the current used, low frequency therapy, medium frequency therapy and high frequency therapy can be distinguished. With the development of science and technology, on the basis of biology, electrophysiology and clinical medicine, people continuously apply currents with various properties, namely different frequencies, different waveforms and different durations to physical therapy, so that modern electrotherapy is formed and becomes an important component in physiotherapy.
Because the electric therapy has obvious strong penetrating power in the process of treatment, the effect of deep treatment can be achieved. Electro-therapeutic apparatus has been widely used in the medical field. The good treatment and rehabilitation effects of the electro-therapeutic apparatus can be embodied in the aspects of easing pain, improving local blood circulation, promoting inflammation dissipation, softening scars, loosening adhesion, exciting nerve and muscle tissues and the like.
The electro-therapeutic apparatus of prior art is mostly a plurality of sucker structures that the host computer body was drawn forth, a plurality of sucker structures act on human different positions, electrode on the sucking disc need with human effective contact just can make electro-therapeutic apparatus normally work, because the sweat on human skin surface, the existence of grease etc, rise or have in gaseous entering sucking disc when skin, the negative pressure of sucking disc will change, it is invariable to be difficult to guarantee the negative pressure for a long time, electrode in will making the sucking disc like this takes off from human skin, whole sucking disc takes off from the human body even, make the unable normal use of electro-therapeutic apparatus.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, an object of the utility model is to provide a medical electro-therapeutic apparatus negative pressure sucking disc auxiliary device, the device can make the sucking disc continuously stably produce the negative pressure, and the sucking disc adsorbs skin firmly, and plate electrode is inseparable with skin contact in the sucking disc, and the absorption of sucking disc and plucking are all very convenient.
The above technical purpose of the present invention can be achieved by the following technical solutions:
a negative pressure sucker auxiliary device for a medical electro-therapeutic apparatus comprises two suckers and the electro-therapeutic apparatus, wherein each sucker is provided with a hemispherical cavity, the upper end of each sucker is provided with an opening communicated with the cavity, each opening is communicated with a hollow guide pipe, the two guide pipes are respectively communicated with a Y-shaped three-way connector, the other end of the three-way connector is connected with a negative pressure tank through a guide pipe, the negative pressure tank is connected with an air suction pump, an electromagnetic valve is further arranged between the negative pressure tank and the three-way connector, a circular plate electrode is arranged in each sucker, and each plate electrode is connected with the output end of the electro-therapeutic apparatus through a lead; the air pump also comprises a controller which is electrically connected with the electromagnetic valve and the air pump respectively.
The negative pressure sucker auxiliary device for the medical electro-therapeutic apparatus is characterized in that the negative pressure tank is provided with a pressure sensor, and the pressure sensor is electrically connected with the controller.
The negative pressure suction cup auxiliary device for the medical electro-therapeutic apparatus is characterized in that the negative pressure tank is also communicated with the capillary tube.
The negative pressure sucker auxiliary device for the medical electro-therapeutic apparatus is characterized in that the electrode plate is made of stainless steel.
The negative pressure sucker auxiliary device for the medical electro-therapeutic apparatus is characterized in that a plurality of vertical downward columnar protrusions are arranged on the inner surface of the sucker, and the protrusions are located above the electrode plate and abut against the electrode plate.
The negative pressure sucker auxiliary device for the medical electro-therapeutic apparatus is characterized in that the plane where the tail ends of the plurality of protrusions are located is parallel to the end face of the sucker, and the diameter of a circle formed by the plurality of protrusions is smaller than that of the electrode plate.
The negative pressure sucker auxiliary device for the medical electro-therapeutic apparatus is characterized in that the end face of the sucker is provided with an annular suction groove.
The negative pressure sucker auxiliary device for the medical electro-therapeutic apparatus is characterized in that the electromagnetic valve is a two-position two-way electromagnetic valve.
To sum up, the utility model discloses following beneficial effect has:
the device simple structure, the sucking disc can continuously keep the negative pressure steadily, makes the plate electrode in the sucking disc can effectively contact with human skin, and the sucking disc adsorbs and is stable firm in human skin.
By arranging the negative pressure tank and the air pump as the negative pressure generating device of the sucker, when the air pump pumps out air, one air path of the electromagnetic valve is closed, and the air pump pumps the cavity of the sucker into a negative pressure state, so that the electrode plate can firmly contact with the skin. The electro-therapeutic apparatus finishes using, when needing to take the sucking disc, opens the solenoid valve, and the negative pressure is eliminated, just can take off the sucking disc from human skin very easily, and the device low in production cost, excellent in use effect, convenient and safe can effectively guarantee the normal use of electro-therapeutic apparatus.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
fig. 3 is a schematic view of the structure as seen from the end face of the suction cup.
In the figures, the reference numbers:
1. a suction cup; 11. a chamber; 12. an opening; 13. a protrusion; 14. a groove; 2. a conduit; 3. a three-way connector; 4. a negative pressure tank; 5. an air pump; 6. an electromagnetic valve; 7. an electrode plate; 71. a wire; 8. a pressure sensor; 9. a capillary tube.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings. In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "bottom" and "top," "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
As shown in fig. 1 and 2, the utility model relates to a negative pressure sucker auxiliary device for medical electro-therapeutic apparatus, including two suckers 1 and electro-therapeutic apparatus (not shown in the figure), each sucker 1 is equipped with hemispherical cavity 11, each sucker 1 upper end is equipped with opening 12 communicated with cavity 11, each opening 12 is communicated with hollow pipe 2, two pipes 2 are respectively communicated with Y-shaped three-way connector 3, the other end of three-way connector 3 is connected with negative pressure tank 4 through pipe 2, negative pressure tank 4 is connected with air pump 5, solenoid valve 6 is further arranged between negative pressure tank 4 and three-way connector 3, circular electrode plate 7 is arranged in each sucker 1, each electrode plate 7 is connected with the output end of electro-therapeutic apparatus through wire 71; and the device also comprises a controller (not shown in the figure), and the controller is respectively electrically connected with the electromagnetic valve 6 and the air suction pump 5.
Through the above arrangement, when the sucker 1 is adsorbed on the skin of a human body, the air pump 5 is started through the controller, the electromagnetic valve is closed, the air pump 5 pumps and exhausts gas in the negative pressure tank 4, the conduit 2 and the sucker 1, so that negative pressure is generated in the negative pressure tank 4, the conduit 2 and the sucker 1, the electrode plate 7 in the cavity 11 is tightly attached to the skin, the electrode plate 7 is stably and firmly attached to the skin, and the normal use of the electro-therapeutic apparatus is ensured. An electromagnetic valve 6 is also arranged between the negative pressure tank 4 and the three-way connector 3, and the electromagnetic valve 6 is closed during the use of the electro-therapeutic apparatus; after the use, the sucking disc 1 needs to be taken off from the skin, and the electromagnetic valve 6 needs to be opened to eliminate the negative pressure. The solenoid valve 6 of this embodiment chooses for use two-position two-way solenoid valve 6, and solenoid valve 6 closes as the gas circuit switch when sucking disc 1 adsorbs, and solenoid valve 6 opens when sucking disc 1 releases, and the negative pressure is eliminated.
The negative pressure tank 4 is provided with a pressure sensor 8, and the pressure sensor 8 is electrically connected with the controller.
The negative pressure value of the negative pressure tank 4 is related to the power and the sealing degree of the air pump 5, the negative pressure value of the negative pressure tank 4 is preset to be-10 kPa to-26 kPa, and under the negative pressure, the sucking disc 1 can keep a certain comfort level when being adsorbed on the skin of a human body.
By arranging the pressure sensor 8, when the pressure sensor 8 is lower than a preset value, the controller controls the air suction pump 5 to stop working; when the pressure sensor 8 is higher than the preset value, the controller controls the air suction pump 5 to work to suck air from the negative pressure tank 4.
The negative pressure tank 4 is also communicated with a capillary tube 9. Because the aperture of the capillary 9 is smaller, the air entering the negative pressure tank 4 from the capillary 9 is smaller, and the influence on the air in the negative pressure tank 4 is smaller, in the embodiment, the negative pressure of the negative pressure tank 4 is not lower than-30 kpa all the time by selecting the proper diameter of the capillary 9, and the harm to the skin of a human body caused by the excessively low negative pressure sucking disc 1 is avoided.
The electrode plate 7 is made of stainless steel. The stainless steel material is acid and alkali resistant, has good antirust property and excellent conductivity, and ensures that the electrode plate 7 can be tightly combined with the skin of a human body and has good conductivity.
A plurality of vertical downward columnar protrusions 13 are arranged in the cavity 11 of the sucker 1, and the protrusions 13 are positioned above the electrode plate 7 and abut against the electrode plate 7.
Through the setting, can guarantee that sucking disc 1's cavity 11 is when bleeding, the air in the cavity 11 can be followed adjacent column protruding 13 clearances and is pumped and discharged by aspiration pump 5, make cavity 11 can realize the negative pressure smoothly, prevent to appear at aspiration pump 5 work messenger, plate electrode 7 is in the same place with sucking disc 1 close laminating, plate electrode 7 separates cavity 11 into upper and lower communicating two parts each other, the air of plate electrode 7 below cavity 11 can't be pumped and discharged by aspiration pump 5, cause plate electrode 7 below cavity 11 can not produce the negative pressure that lasts stable, plate electrode 7 can not combine closely with human skin, cause to make the electrotherapy instrument can not normal use.
In the embodiment, the negative pressure of the negative pressure tank 4 is in a range of-10 kpa-25kpa, the negative pressure can ensure that the skin of a human body is not damaged, and the electrode plate 7 in the cavity 11 of the sucker 1 can be firmly contacted with the skin of the human body, so that the electro-therapeutic apparatus can work normally.
The inner surface of the sucker 1 is provided with a plurality of vertical downward columnar projections 13, and the projections 13 are positioned above the electrode plate 7 and abut against the electrode plate. The plane where the tail ends of the plurality of protrusions 13 are located is parallel to the end face of the sucker 1, and the diameter of a circle formed by the plurality of protrusions 13 is smaller than that of the electrode plate 7.
The arrangement ensures that the area surrounded by the protrusions 13 can effectively abut against the electrode plate 7, and simultaneously can ensure that the cavity below the electrode plate 7 in the cavity 11 of the suction cup 1 is communicated with the cavity above the electrode plate 7, and the gap between the adjacent protrusions 13 gives a channel for communicating the cavity below the electrode plate 7 with the cavity above the electrode plate 7, so that when the air suction pump 5 works, the cavity 11 of the suction cup 1 is under negative pressure, and the electrode plate 7 can effectively contact with the skin.
As shown in fig. 3, the suction cup 1 has an annular suction groove 14 on its end surface. By arranging the groove 14, the sucking disc 1 can be attached to the skin more tightly, and the sealing performance with the skin is improved.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Claims (8)
1. The negative pressure sucker auxiliary device for the medical electro-therapeutic apparatus comprises two suckers and the electro-therapeutic apparatus, and is characterized in that each sucker is provided with a hemispherical cavity, the upper end of each sucker is provided with an opening communicated with the cavity, each opening is communicated with a hollow guide pipe, the two guide pipes are respectively communicated with a Y-shaped three-way connector, the other end of the three-way connector is connected with a negative pressure tank through a guide pipe, the negative pressure tank is connected with an air suction pump, an electromagnetic valve is further arranged between the negative pressure tank and the three-way connector, a circular plate electrode is arranged in each sucker, and each plate electrode is connected with the output end of the electro-therapeutic apparatus through a lead; the air pump also comprises a controller which is electrically connected with the electromagnetic valve and the air pump respectively.
2. The negative pressure sucker auxiliary device of the medical electro-therapeutic apparatus as claimed in claim 1, wherein the negative pressure tank is provided with a pressure sensor, and the pressure sensor is electrically connected with the controller.
3. The negative pressure sucker auxiliary device of the medical electro-therapeutic apparatus as claimed in claim 1 or 2, wherein the negative pressure tank is further communicated with a capillary tube.
4. The negative pressure chuck auxiliary device of the medical electro-therapeutic apparatus as claimed in claim 1, wherein the electrode plate is made of stainless steel.
5. The device as claimed in claim 1, wherein the suction cup has a plurality of vertical downward protrusions on its inner surface, and the protrusions are located above and against the electrode plate.
6. The negative pressure sucker auxiliary device of the medical electro-therapeutic apparatus as claimed in claim 5, wherein the plane of the tail ends of the plurality of protrusions is parallel to the end surface of the sucker, and the diameter of the circle formed by the plurality of protrusions is smaller than the diameter of the electrode plate.
7. The negative pressure sucker auxiliary device of the medical electro-therapeutic apparatus as claimed in claim 1, wherein the end face of the sucker is provided with an annular suction groove.
8. The negative pressure sucker auxiliary device of the medical electro-therapeutic apparatus as claimed in claim 1, wherein the electromagnetic valve is a two-position two-way electromagnetic valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921535962.1U CN210904663U (en) | 2019-09-16 | 2019-09-16 | Negative pressure sucker auxiliary device for medical electro-therapeutic apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921535962.1U CN210904663U (en) | 2019-09-16 | 2019-09-16 | Negative pressure sucker auxiliary device for medical electro-therapeutic apparatus |
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| CN210904663U true CN210904663U (en) | 2020-07-03 |
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| CN201921535962.1U Active CN210904663U (en) | 2019-09-16 | 2019-09-16 | Negative pressure sucker auxiliary device for medical electro-therapeutic apparatus |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112873179A (en) * | 2021-01-19 | 2021-06-01 | 鹏城实验室 | Gripper |
| CN113229168A (en) * | 2021-05-13 | 2021-08-10 | 安徽农业大学 | Breast cleaning and disinfecting equipment for sows in lactation period |
-
2019
- 2019-09-16 CN CN201921535962.1U patent/CN210904663U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112873179A (en) * | 2021-01-19 | 2021-06-01 | 鹏城实验室 | Gripper |
| CN113229168A (en) * | 2021-05-13 | 2021-08-10 | 安徽农业大学 | Breast cleaning and disinfecting equipment for sows in lactation period |
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