CN113520474B - Painless skin test equipment - Google Patents
Painless skin test equipment Download PDFInfo
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- CN113520474B CN113520474B CN202110812106.1A CN202110812106A CN113520474B CN 113520474 B CN113520474 B CN 113520474B CN 202110812106 A CN202110812106 A CN 202110812106A CN 113520474 B CN113520474 B CN 113520474B
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- 238000012360 testing method Methods 0.000 title claims abstract description 19
- 238000003860 storage Methods 0.000 claims abstract description 35
- 239000002184 metal Substances 0.000 claims description 12
- 230000005294 ferromagnetic effect Effects 0.000 claims description 11
- 238000003825 pressing Methods 0.000 claims description 11
- 229910001220 stainless steel Inorganic materials 0.000 claims description 10
- 239000010935 stainless steel Substances 0.000 claims description 10
- 230000006835 compression Effects 0.000 claims description 5
- 238000007906 compression Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 3
- 210000000707 wrist Anatomy 0.000 claims description 3
- 238000005452 bending Methods 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 5
- 239000003814 drug Substances 0.000 description 6
- 229940079593 drug Drugs 0.000 description 5
- 206010020751 Hypersensitivity Diseases 0.000 description 3
- 150000002500 ions Chemical class 0.000 description 3
- 229920000742 Cotton Polymers 0.000 description 2
- 208000030961 allergic reaction Diseases 0.000 description 2
- 230000005684 electric field Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 206010070834 Sensitisation Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 208000026935 allergic disease Diseases 0.000 description 1
- 230000000172 allergic effect Effects 0.000 description 1
- 230000007815 allergy Effects 0.000 description 1
- 208000010668 atopic eczema Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003782 beta lactam antibiotic agent Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 206010033675 panniculitis Diseases 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 230000008313 sensitization Effects 0.000 description 1
- 238000010181 skin prick test Methods 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000000638 stimulation Effects 0.000 description 1
- 210000004304 subcutaneous tissue Anatomy 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 239000002132 β-lactam antibiotic Substances 0.000 description 1
- 229940124586 β-lactam antibiotics Drugs 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B10/00—Other methods or instruments for diagnosis, e.g. instruments for taking a cell sample, for biopsy, for vaccination diagnosis; Sex determination; Ovulation-period determination; Throat striking implements
- A61B10/0035—Vaccination diagnosis other than by injuring the skin, e.g. allergy test patches
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/41—Detecting, measuring or recording for evaluating the immune or lymphatic systems
- A61B5/411—Detecting or monitoring allergy or intolerance reactions to an allergenic agent or substance
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B50/00—Containers, covers, furniture or holders specially adapted for surgical or diagnostic appliances or instruments, e.g. sterile covers
- A61B50/30—Containers specially adapted for packaging, protecting, dispensing, collecting or disposing of surgical or diagnostic appliances or instruments
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M37/00—Other apparatus for introducing media into the body; Percutany, i.e. introducing medicines into the body by diffusion through the skin
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N1/00—Electrotherapy; Circuits therefor
- A61N1/40—Applying electric fields by inductive or capacitive coupling ; Applying radio-frequency signals
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M37/00—Other apparatus for introducing media into the body; Percutany, i.e. introducing medicines into the body by diffusion through the skin
- A61M2037/0007—Other apparatus for introducing media into the body; Percutany, i.e. introducing medicines into the body by diffusion through the skin having means for enhancing the permeation of substances through the epidermis, e.g. using suction or depression, electric or magnetic fields, sound waves or chemical agents
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2209/00—Ancillary equipment
- A61M2209/06—Packaging for specific medical equipment
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Animal Behavior & Ethology (AREA)
- Veterinary Medicine (AREA)
- Biomedical Technology (AREA)
- Public Health (AREA)
- General Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Pathology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Anesthesiology (AREA)
- Dermatology (AREA)
- Hematology (AREA)
- Radiology & Medical Imaging (AREA)
- Immunology (AREA)
- Vascular Medicine (AREA)
- Physics & Mathematics (AREA)
- Biophysics (AREA)
- Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
Abstract
The invention discloses painless skin test equipment, which comprises an equipment main body shell and electrodes, wherein the equipment main body shell is formed by fixedly connecting an upper half shell and a lower half shell through screws, a PCB with a control unit is arranged in the equipment main body shell, and a PCB mounting position is integrally formed on the inner wall of a lower shell of the equipment main body shell; the inner wall of the lower shell of the equipment main body shell is fixedly connected with two mutually parallel tracks through screws, and the tracks are positioned on one side of the PCB installation position; meanwhile, rectangular holes are formed in the side face of the equipment main body shell, corresponding to the positions of the rails, a storage plate is connected between the two rails in a sliding mode, and the storage plate is used for storing the electrode units and cables used by the electrode units; the invention designs the accommodating plate capable of accommodating, so that the accommodating of the electrode and the cable is realized, the moving and carrying are convenient, and the cable and the electrode are protected.
Description
Technical Field
The invention relates to skin test equipment, in particular to painless skin test equipment.
Background
In order to prevent allergic reaction, when beta-lactam antibiotics are used, the allergic history should be inquired in detail and skin allergy test should be carried out, and the currently commonly carried out allergy test is an intradermal injection method, which can effectively avoid allergic reaction, but is relatively painful for the subjects to be injected intradermally, especially the children are unwilling to accept.
The painless skin tester is designed and manufactured according to coulomb law and Arrhesus principle, and drug ions are introduced into skin painlessly under the action of a pulse electric field by a skin permeation method, so that the antigenicity and sensitization of the drug remain unchanged, and the local stimulation is small.
The current painless skin test equipment is more disordered when being placed in a hospital, a longer cable of the painless skin test equipment is not well contained, and the electrode is generally made of more stable metal, so that the cost is higher, and the damage caused by scratch or collision is unfavorable for the feeling of contacting with skin.
Disclosure of Invention
The present invention is directed to a painless skin test device to solve the above-mentioned problems of the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the painless skin test device comprises a device main body shell and an electrode, wherein the device main body shell is formed by fixedly connecting an upper half shell and a lower half shell through screws, a PCB with a control unit is arranged in the device main body shell, and a PCB mounting position is integrally formed on the inner wall of the lower shell of the device main body shell; the inner wall of the lower shell of the equipment main body shell is fixedly connected with two mutually parallel tracks through screws, and the tracks are positioned on one side of the PCB installation position; meanwhile, rectangular holes are formed in the side face of the equipment main body shell, corresponding to the positions of the rails, a storage plate is connected between the two rails in a sliding mode, and the storage plate is used for storing the electrode units and cables used by the electrode units; one inward side of the storage plate is connected with a ferromagnetic metal sheet through a screw, and meanwhile, a push type bouncing switch is arranged in the equipment main body shell; when the storage plate is taken in the equipment main body shell and pressed once, the output end of the push-type snap switch is in contact connection with the ferromagnetic metal sheet, and when the storage plate is pressed again, the push-type snap switch can pop up the storage plate and the output end of the push-type snap switch is separated from the ferromagnetic metal sheet.
As a further scheme of the invention: the rail is an L-shaped rail formed by bending stainless steel bars, one right-angle side of the L-shaped rail is connected with the equipment main body shell through a screw, a sliding groove is formed in the right-angle side of the other side of the L-shaped rail, the sliding groove is connected with a stainless steel sliding block in a sliding mode, and the stainless steel sliding block is connected to two sides of the storage plate through screws.
As a further scheme of the invention: the two sides of the storage plate are internally and integrally formed with grooves, the middle position of the storage plate is provided with an electrode unit clamping groove which is downwards concave from the upper surface of the storage plate, the electrode unit clamping groove is used for accommodating an electrode unit, the width and the depth of the electrode unit clamping groove are equal to those of the electrode unit, the length of the electrode unit clamping groove is greater than that of the electrode unit, and a baffle sheet is formed above one corner of the electrode unit clamping groove; after the electrode unit is placed in the electrode unit clamping groove, the electrode unit is moved to one end with the baffle plate and limited by the baffle plate, at the moment, the folded cable can be wound in the groove manually, and the extending storage plate is pushed back into the equipment main body shell.
As a further scheme of the invention: the electrode unit comprises a unit shell, a compression ring, a turntable, a T-shaped rotating piece and electrodes, wherein two through holes for inserting the electrodes are formed in the lower surface of the unit shell, and the two electrodes correspond to the anode and the cathode respectively; the top edge of the electrode is uniformly and integrally formed with an annular step, the size of the annular step is larger than that of the electrode mounting through hole, meanwhile, the annular step is pressed with a pressing ring, the pressing ring is fixedly connected to the bottom of the unit shell through screws, and the two electrodes are welded at the ends of positive and negative power supply circuits in the cable through soldering.
As a further scheme of the invention: a round hole is formed in the middle of the top of the unit shell, and the round hole is rotationally connected with a turntable; the upper surface shaping of carousel has the swivel becket, and the swivel becket rotates the both ends of connecting T shape rotation piece, and set up the through-hole in the middle of the T shape rotation piece and correspond with the through-hole of carousel middle part seting up, the cable passes through and with the through-hole inner wall fixed connection of T shape rotation piece from the through-hole that corresponds.
As a further scheme of the invention: the rotary table is positioned at the edge of the surface of the outer part of the unit shell, a block A is integrally formed at the edge of the surface of the outer part of the unit shell, and meanwhile, another block B is also formed on the outer surface of the top of the corresponding unit shell, the block B is positioned in the rotation range of the part of the block A extending out of the rotary table, namely, the block B is used for limiting the rotation range of the rotary table connected with the block A, square rings are integrally formed at two sides of the unit shell, and the binding belts sequentially penetrate through the square rings at two sides of the unit shell; the electrode unit is secured to the wrist in actual use by means of a strap.
As a further scheme of the invention: the turntable is arranged inside and outside the unit shell by two round rotating plates, the two round rotating plates are fixedly connected through screws, and the adjustment of the rotation tightness of the turntable is realized through adjusting the tightness of the screws.
As a further scheme of the invention: the electrode fixing plate is arranged in the unit shell in a sliding way up and down, and a through hole for the electrode to slide is formed in the lower surface of the unit shell; the upper surface of the electrode fixing plate is fixedly connected with two groups of shaft seats through screws, the shaft seats are rotationally connected with one end of a connecting rod through a pin shaft, and the other end of the connecting rod is rotationally connected with a movable piece of the adjusting assembly through the pin shaft.
As a further scheme of the invention: the adjusting component comprises a movable part and a fixed part which are arranged in a coplanar manner, the movable part is arranged in the unit shell in a sliding manner, the fixed part is fixedly connected in the unit shell through a screw, a hollowed-out cable is arranged on the surface of the movable part and penetrates through the movable part, a polished rod is arranged between the opposite end parts of the movable part and the fixed part, one end of the polished rod is fixedly connected to the end part of the fixed part, the other end of the polished rod is arranged in a sliding hole formed in the end part of one end of the movable part in a sliding manner, and a spring is sleeved on the polished rod; the other end of the movable piece passes through a through groove correspondingly formed in the unit shell so as to be convenient for manually pressing the movable piece; the device is characterized in that one end of the elastic rod is integrally connected to the fixed piece, the wedge is integrally connected to the downward surface of the elastic rod and the position close to the other end of the elastic rod, the inclined surface of the wedge faces the movable piece, the vertical surface of the wedge faces the fixed piece, a circular positioner is integrally arranged on the movable piece close to the hollowed-out position of the fixed piece, and two sides of the positioner in the hollowed-out part are of a structure which is gradually thinned from outside to inside.
As a further scheme of the invention: when the electrode stretches out, the wedge of the elastic rod is clamped into the hole in the middle of the locator, and the connecting rod is in a vertical state; when the electrode is retracted, the wedge of the elastic rod is positioned outside the locator and the connecting rod is in an inclined state.
Compared with the prior art, the invention has the beneficial effects that: the invention designs the accommodating plate capable of accommodating, so that the accommodating of the electrode and the cable is realized, the moving and carrying are convenient, and the cable and the electrode are protected.
The structure that can rotate and reverse is adopted between electrode and the cable, is favorable to protecting interface department when children use, avoids children cry and draw and causes the broken skin of hookup location, avoids the potential safety hazard in public place.
The invention adopts another structure capable of accommodating the electrode, protects the electrode and avoids the damage of the electrode.
Drawings
Fig. 1 is a schematic view showing a structure in which a receiving plate is opened in a painless skin test device.
Fig. 2 is a schematic view of the structure of the closing of the receiving plate in the painless skin test device.
Fig. 3 is a schematic view of a first construction of an electrode unit in a painless skin test device.
Fig. 4 is a schematic view of the structure of the electrode unit used in cooperation with the band in the painless skin test device.
Fig. 5 is a schematic structural view of a second type of electrode unit in the painless skin test device.
Fig. 6 is a schematic structural view of the cooperation of the fixed member and the movable member in the painless skin test device.
In the figure: the device comprises a device main body shell 1, a PCB mounting position 2, a spring cable 3, a track 4, a sliding block 5, a winding groove 6, a storage plate 7, an electrode unit clamping groove 8, a ferromagnetic metal sheet 9, a push-type bouncing switch 10, a unit shell 11, a compression ring 12, a turntable 13, a T-shaped rotating piece 14, an electrode 15, a fixed piece 16, a movable piece 17, a connecting rod 18, a shaft seat 19, an electrode fixing plate 20, a lower surface 21 of the unit shell, a through hole 22 for sliding of the electrode, a positioner 23, an elastic rod 24, a structure 25 which is gradually thinned from outside to inside and a polished rod 26.
Description of the embodiments
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
Referring to fig. 1-4, in the embodiment of the invention, a painless skin test device comprises a device main body shell 1, a PCB mounting position 2, a spring cable 3, a track 4, a sliding block 5, a winding groove 6, a storage plate 7, an electrode unit clamping groove 8, a ferromagnetic metal sheet 9, a push-type bouncing switch 10, a unit shell 11, a compression ring 12, a turntable 13, a T-shaped rotating member 14 and an electrode 15, wherein the device main body shell 1 is formed by fixedly connecting an upper half shell and a lower half shell through screws, a PCB with a control unit is mounted in the device main body shell 1, and the painless skin test is that a 50 hz current is not medium-frequency current through a welded frequency conversion module on the PCB, and is further output to the electrode, and drug ions are promoted to permeate into subcutaneous tissues by the medium-frequency current.
The device main body shell 1 is provided with a section of spring cable 3 connected with the cable, and one end of the spring cable 3 is also connected with a terminal for being inserted into a terminal seat on the PCB.
The device comprises a device main body shell 1, a lower shell and a display screen, wherein a PCB installation position 2 is integrally formed on the inner wall of the lower shell of the device main body shell 1, the PCB installation position 2 is formed by four distributed PCB four corners and a column with a threaded hole positioned in the middle of the PCB, so that the PCB is fixedly connected in the device main body shell 1, a through groove for a button and the display screen to pass through and be installed is correspondingly formed in the upper shell of the device main body shell 1, two mutually parallel rails 4 are fixedly connected on the inner wall of the lower shell of the device main body shell 1 through screws, and the rails 4 are positioned on one side of the PCB installation position 2; meanwhile, rectangular holes are formed in the side face of the equipment main body shell 1, corresponding to the positions of the tracks 4, two storage plates 7 are connected between the tracks in a sliding mode, and the storage plates 7 are used for storing the electrode units and cables used by the electrode units.
Specifically, the track 4 is the L shape track that stainless steel billet was buckled and is formed, and a right angle limit of L shape track passes through the screw to be connected with equipment main body shell 1, and the spout is seted up on the another side right angle limit of L shape track, and sliding connection stainless steel slider in the spout, stainless steel slider pass through the screw connection in the both sides of accomodating board 7, through the hardware of stainless steel material, ensures gliding stability and firm.
Secondly, grooves 6 are formed in the two sides of the storage plate 7 in an integral manner, an electrode unit clamping groove 8 is formed in the middle of the storage plate 7, the electrode unit clamping groove 8 is downwards concave from the upper surface (the position state of a common machine in use), the electrode unit clamping groove 8 is used for accommodating an electrode unit, the width and the depth of the electrode unit clamping groove 8 are equal to the width and the thickness of the electrode unit, the length of the electrode unit clamping groove 8 is greater than the length of the electrode unit, and a baffle plate is formed above one corner of the electrode unit clamping groove 8; after the electrode unit is placed in the electrode unit clamping groove 8, the electrode unit is moved to one end with the baffle and limited by the baffle, at the moment, a folded cable can be wound in the groove 6 manually, and the extending containing plate 7 is pushed back into the equipment main body shell 1, so that good containing is realized, the electrode is protected, and meanwhile, the carrying is convenient.
One inward side of the storage plate 7 is connected with a ferromagnetic metal sheet 9 through a screw, and a push-type bouncing switch 10 is arranged in the equipment main body shell 1; when the storage plate 7 is retracted into the main body casing 1 and the storage plate 7 is pressed once, the output end of the push-type bouncing switch 10 is in contact connection with the ferromagnetic metal sheet 9, and when the storage plate 7 is pressed again, the push-type bouncing switch 10 can pop up the storage plate 7 and the output end of the push-type bouncing switch 10 is separated from the ferromagnetic metal sheet 9.
The electrode unit 28 comprises a unit shell 11, a compression ring 12, a turntable 13, a T-shaped rotating piece 14 and electrodes 15, wherein two through holes for inserting the electrodes 15 are formed in the lower surface of the unit shell 11, and the two electrodes 15 respectively correspond to the positive electrode and the negative electrode so as to generate an electric field between the two electrodes and promote medicine ions to move; the top edge of the electrode 15 is uniformly and integrally formed with an annular step, the size of the annular step is larger than that of the electrode mounting through hole, meanwhile, the annular step is pressed with a pressing ring 12, the pressing ring 12 is fixedly connected to the bottom of the unit shell 11 through a screw, and the two electrodes are soldered at the ends of positive and negative power supply lines in the cable; a round hole is formed in the middle of the top of the unit shell 11 and is rotationally connected with a turntable 13; the upper surface shaping of carousel 13 has the swivel becket, and the swivel becket rotates the both ends of connecting T shape rotation piece 14, and set up the through-hole in the middle of T shape rotation piece 14 and correspond with the through-hole of seting up at carousel 13 middle part, the cable passes from the through-hole that corresponds and with the through-hole inner wall fixed connection (generally with glue bonding or ultrasonic welding) of T shape rotation piece 14 to the carousel can rotate when making outside atress, and T shape rotation piece 14 joins in marriage the cable upset simultaneously, realizes the protection to the tie point.
In the actual manufacturing process, a block A32 is integrally formed at the edge of the surface of the turntable 13 positioned outside the unit housing 11, and another block B31 is also formed on the top outer surface of the corresponding unit housing 11, wherein the block B31 is positioned in the rotation range of the part of the block A32 extending out of the turntable, namely, the block B is used for limiting the rotation range of the turntable connected with the block A, square rings 29 are integrally formed at two sides of the unit housing 11, and the binding belts 30 sequentially pass through the square rings 29 at two sides of the unit housing 11; the electrode unit 28 is secured to the wrist in actual use by a strap.
In order to facilitate distinguishing between the positive electrode and the negative electrode, the two electrodes 15 can be respectively manufactured into a cylinder shape and a positive quadrangular prism shape so as to facilitate the use of different medicines; in actual use, absorbent cotton is padded between the electrode and the skin of the human body, and medicines are dripped into the absorbent cotton for use;
the turntable 13 is formed by arranging two circular rotating sheets inside and outside the unit shell 11, the two circular rotating sheets are fixedly connected through screws, and the adjustment of the rotation tightness of the turntable is realized through adjusting the tightness of the screws.
Example 2
Referring to fig. 5-6, in the embodiment of the present invention, the device further includes a fixing member 16, a movable member 17, a connecting rod 18, a shaft seat 19, an electrode fixing plate 20, a lower surface 21 of a unit housing, a through hole 22 for sliding an electrode, a positioner 23, an elastic rod 24, a structure 25 gradually thinned from outside to inside, and a polish rod 26, wherein the electrode on the electrode unit 28 can be hidden and stored, the electrode fixing plate 20 is arranged in the unit housing 11 in a sliding manner, and the through hole 22 for sliding the electrode is arranged on the lower surface 21 of the unit housing; the upper surface of the electrode fixing plate 20 is fixedly connected with two groups of shaft seats 19 through screws, the shaft seats 19 are rotationally connected with one end of a connecting rod 18 through a pin shaft, and the other end of the connecting rod 18 is rotationally connected with a movable piece 17 of the adjusting assembly through a pin shaft;
the adjusting component comprises a movable piece 17 and a fixed piece 16 which are arranged in a coplanar manner, wherein the movable piece 17 is arranged in the unit shell 11 in a sliding manner, the fixed piece 16 is fixedly connected in the unit shell 11 through a screw, a hollowed-out cable is arranged on the surface of the movable piece 17 and penetrates through the hollowed-out cable, a polish rod 26 is arranged between the opposite end parts of the movable piece 17 and the fixed piece 16, one end of the polish rod 26 is fixedly connected to the end part of the fixed piece 16, the other end of the polish rod 26 is arranged in a sliding hole formed in the end part of one end of the movable piece 17 in a sliding manner, and a spring 27 is sleeved on the polish rod 26; the other end of the movable piece 17 passes through a through groove correspondingly formed on the unit shell 11 so as to be convenient for manually pressing the movable piece 17; one end of an elastic rod 24 (all made of elastic plastic) is integrally formed on the fixed piece 16, a wedge is integrally formed on the downward surface of the elastic rod 24 and close to the other end of the elastic rod, the inclined surface of the wedge faces the movable piece 17, the vertical surface of the wedge faces the fixed piece 16, a circular positioner 23 is integrally arranged on the movable piece 17 close to the hollowed-out position of the fixed piece 16, and two side edges in the hollowed-out part corresponding to the positioner 23 are structures 25 which are gradually thinned from outside to inside; manually pressing the other end of the movable member 17 outside the unit housing 11 causes the movable member 17 to move relatively toward the fixed member 16, so that the wedge of the elastic lever 24 is caught in the hole in the middle of the retainer 23, and at this time, the link 18 is in a vertical state (i.e., indirectly extending the electrode out of the corresponding through hole for electrode sliding), whereas when manually pressing the other end of the movable member 17 outside the unit housing 11 again, the wedge of the elastic lever 24 moves out of the middle hole of the retainer 23 and is bent by the elastic lever 24 to return the wedge to a state of not being caught in the retainer initially, and the tilt state of the link 18 is adjusted (i.e., indirectly retracting the electrode into the corresponding through hole for electrode sliding) in cooperation with spring return.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art in a specific case.
Although the present invention has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present invention.
Claims (1)
1. The painless skin test device comprises a device main body shell (1) and an electrode (15), wherein the device main body shell (1) is formed by fixedly connecting an upper half shell and a lower half shell through screws, a PCB with a control unit is arranged in the device main body shell (1), a PCB mounting position (2) is integrally formed on the inner wall of the lower shell of the device main body shell (1), two mutually parallel rails (4) are fixedly connected on the inner wall of the lower shell of the device main body shell (1) through screws, and the rails (4) are positioned on one side of the PCB mounting position (2); meanwhile, rectangular holes are formed in the side face of the equipment main body shell (1) corresponding to the positions of the tracks (4), a storage plate (7) is connected between the two tracks in a sliding mode, and the storage plate (7) is used for storing the electrode units and cables used by the electrode units; one inward side of the storage plate (7) is connected with a ferromagnetic metal sheet (9) through a screw, and meanwhile, a push type bouncing switch (10) is arranged in the equipment main body shell (1); when the storage plate (7) is received in the equipment main body shell (1) and the storage plate (7) is pressed once, the output end of the push-type snap switch (10) is in contact connection with the ferromagnetic metal sheet (9), and when the storage plate (7) is pressed again, the push-type snap switch (10) can pop up the storage plate (7) and the output end of the push-type snap switch (10) is separated from the ferromagnetic metal sheet (9); the rail (4) is an L-shaped rail formed by bending stainless steel bars, one right-angle side of the L-shaped rail is connected with the equipment main body shell (1) through a screw, a sliding groove is formed in the right-angle side of the other side of the L-shaped rail, the sliding groove is in sliding connection with a stainless steel sliding block, and the stainless steel sliding block is connected to two sides of the storage plate (7) through screws; the two sides of the storage plate (7) are internally and integrally provided with grooves (6), the middle position of the storage plate (7) is provided with electrode unit clamping grooves (8) which are downwards concave from the upper surface of the storage plate, the electrode unit clamping grooves (8) are used for accommodating electrode units, the width and the depth of the electrode unit clamping grooves (8) are equal to the width and the thickness of the electrode units, the length of the electrode unit clamping grooves (8) is greater than the length of the electrode units, and a baffle sheet is formed above one corner of the electrode unit clamping grooves (8); after the electrode unit is placed in the electrode unit clamping groove (8), the electrode unit is moved to one end with the baffle and limited by the baffle, at the moment, a folded cable can be wound in the groove (6) manually, and the extending containing plate (7) is pushed back into the equipment main body shell (1); the electrode unit (28) comprises a unit shell (11), a compression ring (12), a rotary disc (13), a T-shaped rotating piece (14) and electrodes (15), wherein two through holes for inserting the electrodes (15) are formed in the lower surface of the unit shell (11), and the two electrodes (15) respectively correspond to the positive electrode and the negative electrode; the top edge of the electrode (15) is uniformly and integrally formed with an annular step, the size of the annular step is larger than that of the electrode mounting through hole, meanwhile, a pressing ring (12) is pressed on the annular step, the pressing ring (12) is fixedly connected to the bottom of the unit shell (11) through a screw, and the two electrodes (15) are soldered at the ends of positive and negative power supply lines in the cable; the turntable (13) is formed by arranging two circular rotating sheets inside and outside the unit shell (11), the two circular rotating sheets are fixedly connected through screws, and the rotation tightness of the turntable is adjusted through adjusting the tightness of the screws; the battery pack also comprises an electrode fixing plate (20), wherein the electrode fixing plate (20) is arranged in the unit shell (11) in a sliding way up and down, and a through hole (22) for sliding an electrode is formed in the lower surface (21) of the unit shell; the upper surface of the electrode fixing plate (20) is fixedly connected with two groups of shaft seats (19) through screws, the shaft seats (19) are rotationally connected with one end of a connecting rod (18) through a pin shaft, and the other end of the connecting rod (18) is rotationally connected with a movable piece (17) of the adjusting assembly through a pin shaft; it is characterized in that the method comprises the steps of,
a round hole is formed in the middle of the top of the unit shell (11) and is rotationally connected with the turntable (13); the upper surface of the turntable (13) is provided with a rotating ring which is rotationally connected with two ends of the T-shaped rotating piece (14), a through hole is formed in the middle of the T-shaped rotating piece (14) and corresponds to the through hole formed in the middle of the turntable (13), and a cable passes through the corresponding through hole and is fixedly connected with the inner wall of the through hole of the T-shaped rotating piece (14); a block A (32) is integrally formed at the edge position of the surface of the turntable (13) positioned outside the unit shell (11), and another block B (31) is also formed on the top outer surface of the corresponding unit shell (11), the block B (31) is positioned in the rotation range of the part of the block A (32) extending out of the turntable, namely, the block B is used for limiting the rotation range of the turntable connected with the block A, square rings (29) are integrally formed at two sides of the unit shell (11), and the binding belts (30) sequentially penetrate through the square rings (29) at two sides of the unit shell (11); the electrode unit (28) is fixed on the wrist by a binding belt in actual use; the adjusting assembly comprises a movable part (17) and a fixed part (16) which are arranged in a coplanar manner, the movable part (17) is arranged in the unit shell (11) in a sliding manner, the fixed part (16) is fixedly connected in the unit shell (11) through a screw, a hollowed-out cable is arranged on the surface of the movable part (17) and penetrates through the movable part, a polish rod (26) is arranged between the opposite end parts of the movable part (17) and the fixed part (16), one end of the polish rod (26) is fixedly connected to the end part of the fixed part (16), the other end of the polish rod (26) is arranged in a sliding hole formed in the end part of one end of the movable part (17) in a sliding manner, and a spring (27) is sleeved on the polish rod (26); the other end of the movable piece (17) passes through a through groove correspondingly formed in the unit shell (11) so as to be convenient for manually pressing the movable piece (17); one end of an elastic rod (24) is integrally formed and connected on the fixed piece (16), a wedge is integrally formed and connected on the downward surface of the elastic rod (24) and close to the other end of the elastic rod, the inclined surface of the wedge faces the movable piece (17), the vertical surface of the wedge faces the fixed piece (16), a circular positioner (23) is integrally arranged on the movable piece (17) close to the hollowed-out position of the fixed piece (16), and two sides in the hollowed-out corresponding to the positioner (23) are of structures (25) which are gradually thinned from outside to inside; when the electrode stretches out, the wedge of the elastic rod (24) is clamped into the hole in the middle of the locator (23), and the connecting rod (18) is in a vertical state; when the electrode is retracted, the wedge of the elastic rod (24) is positioned outside the locator (23) and circumscribes the connecting rod (18) and is in an inclined state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110812106.1A CN113520474B (en) | 2021-07-19 | 2021-07-19 | Painless skin test equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110812106.1A CN113520474B (en) | 2021-07-19 | 2021-07-19 | Painless skin test equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113520474A CN113520474A (en) | 2021-10-22 |
| CN113520474B true CN113520474B (en) | 2024-02-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110812106.1A Active CN113520474B (en) | 2021-07-19 | 2021-07-19 | Painless skin test equipment |
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| Country | Link |
|---|---|
| CN (1) | CN113520474B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4809707A (en) * | 1985-04-12 | 1989-03-07 | Kvm Engineering, Inc. | Electrode for non-invasive allergy testing |
| CN109199458A (en) * | 2018-10-10 | 2019-01-15 | 江苏凯与瑞电子科技有限公司 | A kind of noninvasive painless quick Skin allergy test device |
| CN212982022U (en) * | 2020-09-02 | 2021-04-16 | 丁宁宁 | Medical monitoring line storage box |
-
2021
- 2021-07-19 CN CN202110812106.1A patent/CN113520474B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4809707A (en) * | 1985-04-12 | 1989-03-07 | Kvm Engineering, Inc. | Electrode for non-invasive allergy testing |
| CN109199458A (en) * | 2018-10-10 | 2019-01-15 | 江苏凯与瑞电子科技有限公司 | A kind of noninvasive painless quick Skin allergy test device |
| CN212982022U (en) * | 2020-09-02 | 2021-04-16 | 丁宁宁 | Medical monitoring line storage box |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113520474A (en) | 2021-10-22 |
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