CN109130527A - Thermal printing component and electrocardiograph - Google Patents
Thermal printing component and electrocardiograph Download PDFInfo
- Publication number
- CN109130527A CN109130527A CN201810969529.2A CN201810969529A CN109130527A CN 109130527 A CN109130527 A CN 109130527A CN 201810969529 A CN201810969529 A CN 201810969529A CN 109130527 A CN109130527 A CN 109130527A
- Authority
- CN
- China
- Prior art keywords
- thermal printing
- rack
- pivotal axis
- screw rod
- rubber roller
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/315—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of heat to a heat sensitive printing or impression-transfer material
- B41J2/32—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of heat to a heat sensitive printing or impression-transfer material using thermal heads
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
- A61B5/316—Modalities, i.e. specific diagnostic methods
- A61B5/318—Heart-related electrical modalities, e.g. electrocardiography [ECG]
- A61B5/333—Recording apparatus specially adapted therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J3/00—Typewriters or selective printing or marking mechanisms characterised by the purpose for which they are constructed
- B41J3/44—Typewriters or selective printing mechanisms having dual functions or combined with, or coupled to, apparatus performing other functions
- B41J3/445—Printers integrated in other types of apparatus, e.g. printers integrated in cameras
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Biophysics (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Cardiology (AREA)
- Physics & Mathematics (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
Abstract
The invention proposes a kind of thermal printing component and electrocardiographs, pass through setting pivotal axis, hinged seat and torsional spring, when being packed into rubber roller, rubber roller jacks up thermal printing head upwards, torsional spring generates deformation, thermal printing head and rubber roller are compressed, in the process rubber roller will not lateral compression thermal printing head, prevent printing caused by thermal printing head displacement unintelligible and the bad problem of consistency；Screw rod is set, and the lateral position of manually adjustable thermal printing head calibrates the displacement being likely to occur in time, improves printing precision；Flexible connection piece is set, by the way of flexible adjustment, increases screw rod degree of regulation；Touch screen and stylus are set, convenient for operation and control.
Description
Technical field
The present invention relates to electrocardiograph field more particularly to a kind of thermal printing components and electrocardiograph.
Background technique
Electrocardiograph can automatically record the bioelectrical signals that myocardial activation when cardiomotility generates, and be clinical diagnosis
With the common medical electronics of scientific research.
Electrocardiograph includes importation, amplifier section, control circuit, display portion, records part and power unit,
In, logger is that electrocardiograph traces element.For analog electrocardiograph, the logger of early application is mostly plate-like bullet
Spring is the moving coil recorder for returning to zero torque, multi-purpose position feedback logger after the nineties.The currently used digital heart
Electrograph machine, logger is heat-sensitive type or dot matrix printer, by the semiconductor hot spot of heat-agglomerating on a ceramic substrate,
Figure and character are burnt on the heat-sensitive paper of heat colour developing.
Current digital electrocardiograph print components, generally comprise print head, idler wheel and heat-sensitive paper accommodating chamber, print head
It is fixedly arranged on above heat-sensitive paper accommodating chamber, after being put into heat-sensitive paper, is laterally inserted into idler wheel, idler wheel supports the fixation in print head side
On plate, to be defined to the position of print head and idler wheel.The above electrocardiograph print components have the following problems: in order to protect
Card print head and idler wheel clamping need to give idler wheel one lateral power when being inserted into idler wheel, and print head is caused shape laterally occurring
Become, there are larger gaps compared with setting value with the spacing between idler wheel for print head, since print head is sensitive electronics member device
Part, this causes the figure printed unintelligible, and consistency is poor.
Summary of the invention
In view of this, that the invention proposes the spacing control precisions between a kind of print head and idler wheel is high, printing is clear,
Consistency good thermal printing component and electrocardiograph.
The technical scheme of the present invention is realized as follows: the present invention provides a kind of thermal printing components comprising temperature-sensitive
Print head (11), connecting plate (12) and rack (13) further include pivotal axis (14), hinged seat (15) and torsional spring, connecting plate (12)
Thermal printing head (11) and pivotal axis (14) are fixed in both ends respectively, and at least two hinged seats (15) are fixedly installed on rack (13)
It above and is respectively hinged with pivotal axis (14), pivotal axis (14) is arranged in parallel with thermal printing head (11), and torsional spring is nested in pivot
On axis (14) and two rotary arms are respectively fixedly connected with rack (13) and connecting plate (12).
On the basis of above technical scheme, it is preferred that further include at least two screw rods (16), screw rod (16) one end and rack
(13) be rotatably connected, the other end is threadedly coupled with pivotal axis (14), be provided on the hinged seat (15) along and screw rod (16)
Axial parallel strip hole, pivotal axis (14) pass through the strip hole, and screw rod (16) is axial axially vertical with pivotal axis (14).Into
One step is preferred, further includes that limiting gasket (17) and limit circlip, screw rod (16) end face are provided with card slot (18), limit pad
It encloses (17) and screw rod (16) and is integrally formed and be arranged, screw rod (16) passes through rack (13), limiting gasket (17) and limit circlip difference
It is nested on screw rod (16) and is respectively arranged at rack (13) front and rear sides.
On the basis of above technical scheme, it is preferred that further include flexible connection piece (19), flexible connection piece (19) setting
Between two screw rods (16) and it is respectively fixedly connected with rack (13) and pivotal axis (14).It is further preferred that flexible connection piece
(19) use elastic steel sheet, be in class " Z " font, upper and lower two panels respectively with rack (13) and pivotal axis (14) company of being fastened by bolts
It connects.
Second aspect, the present invention provides a kind of electrocardiographs comprising thermal printing described in first aspect present invention
Component further includes that heat-sensitive paper receiving storehouse (2), cover board (3) and rubber roller (4), rubber roller (4) are set to cover board (3) head and therewith may be used
Rotation connection, heat-sensitive paper receiving storehouse (2) top is provided with opening and cover board (3) and rack (13) are covered jointly and be located at heat-sensitive paper receiving
In storehouse (2) top opening, rubber roller (4) is set to heat-sensitive paper and accommodates above storehouse (2) and top and thermal printing head (11) bottom phase
Mutually support.
On the basis of above technical scheme, it is preferred that it further include gear (41) and motor (5), gear (41) and rubber roller
(4) coaxial fixed, motor (5) and heat-sensitive paper accommodate storehouse (2) and fix, and gear (41) and motor (5) are sequentially connected.It is further excellent
Choosing, further include casing (6), touch screen (7), stylus (8) and control panel (9), and the thermal printing component, heat-sensitive paper accommodate
Storehouse (2), rubber roller (4), motor (5) and control panel (9) are respectively arranged in casing (6), and heat-sensitive paper accommodates storehouse (2) and rack (13)
It is fixedly connected, heat-sensitive paper accommodates storehouse (2) and is fixedly connected with casing (6), and touch screen (7) is fixedly installed on casing (6) panel, machine
Shell (6) surface is provided with stylus putting hole, and stylus (8) is fastened in stylus putting hole, motor (5) and control panel (9)
It is electrically connected, touch screen (7) and thermal printing head (11) are connect with control panel (9) signal respectively.
Thermal printing component of the invention and electrocardiograph have the advantages that compared with the existing technology
(1) by setting pivotal axis, hinged seat and torsional spring, when being packed into rubber roller, rubber roller jacks up thermal printing head upwards, turns round
Spring generates deformation, and thermal printing head and rubber roller are compressed, in the process rubber roller will not lateral compression rack, prevent thermal printing
The unintelligible and bad problem of consistency is printed caused by head displacement；
(2) screw rod is set, the lateral position of manually adjustable thermal printing head calibrates the displacement being likely to occur in time,
Improve printing precision；
(3) flexible connection piece is set, by the way of flexible adjustment, increases screw rod degree of regulation；
(4) touch screen and stylus are set, convenient for operation and control.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the perspective view of electrocardiograph of the invention；
Fig. 2 is the perspective view of thermal printing component of the invention；
Fig. 3 is the top view of thermal printing component of the invention；
Fig. 4 is the cross-sectional view in the direction Fig. 3 A-A；
Fig. 5 is the circuit connecting relation figure of electrocardiograph of the invention.
Specific embodiment
Below in conjunction with embodiment of the present invention, the technical solution in embodiment of the present invention is carried out clearly and completely
Description, it is clear that described embodiment is only some embodiments of the invention, rather than whole embodiments.Base
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts all
Other embodiments shall fall within the protection scope of the present invention.
As shown in Figure 1,2~4 thermal printing components of the invention comprising thermal printing head 11, connecting plate 12, rack
13, pivotal axis 14, hinged seat 15, torsional spring (not identifying in figure), two screw rods 16, limiting gasket 17, limit circlip (are not marked in figure
Know) and flexible connection piece 19.
As shown in Figure 1 and Figure 5, electrocardiograph of the invention, including thermal printing component, heat-sensitive paper accommodate storehouse 2, cover board 3,
Rubber roller 4, gear 41, motor 5, casing 6, touch screen 7, stylus 8 and control panel 9.
Wherein, in order to guarantee thermal printing head 11 and rubber roller 4 supports closely.As shown in Fig. 2, in conjunction with Fig. 3,12 liang of connecting plate
Thermal printing head 11 and pivotal axis 14 are fixed in end respectively, specifically, be symmetrical set there are two the settings of the connecting plate 12,
One end is bolted connection with thermal printing head 11, the other end is nested with pivotal axis 14 fixed.
At least two hinged seats 15 are fixedly installed in rack 13 and respectively with pivotal axis 14 and are hinged.Specifically, two
Hinged seat 15 is symmetrical set, so that pivotal axis 14 is rotated around hinged seat 15.
Pivotal axis 14 is arranged in parallel with thermal printing head 11, and torsional spring is nested on pivotal axis 14 and two rotary arm difference
It is fixedly connected with rack 13 and connecting plate 12.In this way, driving connecting plate 12 around pivot after thermal printing head 11 is by upward active force
Shaft 14 rotates, and torsional spring is generated deformation by twisting force, generates a reaction force to thermal printing head 11, compresses temperature-sensitive and beats
Print head 11 and rubber roller 4.
In order to facilitate displacement of the thermal printing head 11 on lateral is adjusted, printing precision is controlled.It further include at least two screw rods
16,16 one end of screw rod is rotatably connected with rack 13, the other end is threadedly coupled with pivotal axis 14, is provided on the hinged seat 15
Edge passes through the strip hole with the axial parallel strip hole of screw rod 16, pivotal axis 14, and screw rod 16 is axial axially to hang down with pivotal axis 14
Directly.Specifically, two screw rods 16 are symmetrical set, in this way, thermal printing head 11 can be adjusted on lateral by rotary screw rod 16
Displacement.It further include limiting gasket 17 and limit circlip as the specific implementation that screw rod 16 and rack 13 are rotatably connected,
16 end face of screw rod is provided with card slot 18, and limiting gasket 17 and screw rod 16, which are integrally formed, to be arranged, and screw rod 16 passes through rack 13, limit
Position washer 17 and limit circlip are respectively nested on screw rod 16 and are respectively arranged at 13 front and rear sides of rack.In this way, screw rod 16 can
It is rotated around rack 13, while displacement will not be generated in the longitudinal direction again.
Because having uncontrollable build-up tolerance surplus when screw rod adjusts, make to improve degree of regulation counteracting build-up tolerance surplus
It reaches ideal degree of regulation, further includes flexible connection piece 19, flexible connection piece 19 is set between two screw rods 16 and difference
It is fixedly connected with rack 13 and pivotal axis 14.Specifically, flexible connection piece 19 uses elastic steel sheet, it is in class " Z " font, upper and lower two panels
It is bolted connection respectively with rack 13 and pivotal axis 14.In this way, the flexible connection piece 19 of relative stiffness to adjust essence
Du Genggao.
As the specific coupling part of electrocardiograph of the invention, as shown in figure 4, rubber roller 4 be set to 3 head of cover board and with
Be rotatably connected, heat-sensitive paper accommodate be provided with opening at the top of storehouse 2 and cover board 3 and rack 13 lid is located at heat-sensitive paper and accommodates storehouse jointly
In 2 top openings, rubber roller 4 is set to 2 top of heat-sensitive paper receiving storehouse and top is mutually supported with 11 bottom of thermal printing head.Such as
This, can drive the heat-sensitive paper folded to pass through between rubber roller 4 and thermal printing head 11 by the rotation of rubber roller 4, complete printing
Operation.
It further include gear 41 and motor 5, gear 41 is coaxial fixed with rubber roller 4, motor 5 and heat-sensitive paper as power section
It is fixed to accommodate storehouse 2, and gear 41 and motor 5 are sequentially connected.Specifically, gear 41 is driven with motor 5 indirectly by transmission gear
Connection.In this way, during covering cover board 3, on the one hand, rubber roller 4 is placed in 11 lower section of thermal printing head, is lifted then up,
Thermal printing head 11 is jacked up and the two holding closely supports；Second aspect, gear 41 are engaged by transmission gear and motor 5,
It is rotated by driving motor 5, rubber roller 4 can be driven to rotate, carry out paper feed print job.
As electric control part, as shown in figure 5, further including casing 6, touch screen 7, stylus 8 and control panel 9, the temperature-sensitive
Print components, heat-sensitive paper accommodate storehouse 2, rubber roller 4, motor 5 and control panel 9 and are respectively arranged in casing 6, and heat-sensitive paper accommodates 2 He of storehouse
Rack 13 is fixed with casing 6 respectively, and touch screen 7 is fixedly installed on 6 panel of casing, and 6 surface of casing is provided with stylus placement
Hole, stylus 8 are fastened in stylus putting hole, and motor 5 and control panel 9 are electrically connected, and touch screen 7 and thermal printing head 11 divide
It is not connect with 9 signal of control panel.In this way, can be easily by stylus 8 and the input instruction of touch screen 7, and pass through control
Plate 9 controls the rotation of motor 5 and 11 print job of thermal printing head.After 8 use of stylus, it can be inserted into stylus and place
In hole.
The foregoing is merely better embodiments of the invention, are not intended to limit the invention, all of the invention
Within spirit and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (8)
1. a kind of thermal printing component comprising thermal printing head (11), connecting plate (12) and rack (13), it is characterised in that:
It further include pivotal axis (14), hinged seat (15) and torsional spring, connecting plate (12) both ends are fixed thermal printing head (11) respectively and pivoted
Axis (14), at least two hinged seats (15) are fixedly installed on rack (13) and respectively with pivotal axis (14) and are hinged, pivotal axis
(14) it is arranged in parallel with thermal printing head (11), torsional spring is nested on pivotal axis (14) and two rotary arms are respectively fixedly connected with
Rack (13) and connecting plate (12).
2. thermal printing component as described in claim 1, it is characterised in that: further include at least two screw rods (16), screw rod (16)
One end is rotatably connected with rack (13), the other end is threadedly coupled with pivotal axis (14), is provided with edge on the hinged seat (15)
With the axial parallel strip hole of screw rod (16), pivotal axis (14) passes through the strip hole, and screw rod (16) is axial with pivotal axis (14)
It is axially vertical.
3. thermal printing component as claimed in claim 2, it is characterised in that: further include limiting gasket (17) and limit circlip,
Screw rod (16) end face is provided with card slot (18), and limiting gasket (17) and screw rod (16) are integrally formed and are arranged, and screw rod (16) is worn
It crosses rack (13), limiting gasket (17) and limit circlip are respectively nested on screw rod (16) and are respectively arranged at before and after rack (13)
Two sides.
4. thermal printing component as described in claim 1, it is characterised in that: further include flexible connection piece (19), elastic connection
Piece (19) is set between two screw rods (16) and is respectively fixedly connected with rack (13) and pivotal axis (14).
5. thermal printing component as claimed in claim 4, it is characterised in that: flexible connection piece (19) uses elastic steel sheet, is in
Class " Z " font, upper and lower two panels are bolted connection with rack (13) and pivotal axis (14) respectively.
6. a kind of electrocardiograph comprising thermal printing component described in claim 1, it is characterised in that: further include heat-sensitive paper
It accommodates storehouse (2), cover board (3) and rubber roller (4), rubber roller (4) to be set to cover board (3) head and be rotatably connected therewith, heat-sensitive paper holds
Opening is provided at the top of Na Cang (2) and cover board (3) and rack (13) are covered jointly and be located in heat-sensitive paper receiving storehouse (2) top opening,
Rubber roller (4) is set to above heat-sensitive paper receiving storehouse (2) and top is mutually supported with thermal printing head (11) bottom.
7. electrocardiograph as claimed in claim 6, it is characterised in that: further include gear (41) and motor (5), gear (41) with
Rubber roller (4) is coaxially fixed, and motor (5) and heat-sensitive paper accommodate storehouse (2) and fix, and gear (41) and motor (5) are sequentially connected.
8. electrocardiograph as claimed in claim 7, it is characterised in that: further include casing (6), touch screen (7), stylus (8)
With control panel (9), the thermal printing component, heat-sensitive paper accommodate storehouse (2), rubber roller (4), motor (5) and control panel (9) and set respectively
It is placed in casing (6), heat-sensitive paper accommodates storehouse (2) and is fixedly connected with rack (13), and it is fixed that heat-sensitive paper accommodates storehouse (2) and casing (6)
Connection, touch screen (7) are fixedly installed on casing (6) panel, and casing (6) surface is provided with stylus putting hole, stylus (8)
It is fastened in stylus putting hole, motor (5) and control panel (9) are electrically connected, and touch screen (7) and thermal printing head (11) are respectively
It is connect with control panel (9) signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810969529.2A CN109130527B (en) | 2018-08-23 | 2018-08-23 | Thermal printing component and electrocardiograph |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810969529.2A CN109130527B (en) | 2018-08-23 | 2018-08-23 | Thermal printing component and electrocardiograph |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109130527A true CN109130527A (en) | 2019-01-04 |
| CN109130527B CN109130527B (en) | 2019-10-11 |
Family
ID=64827654
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810969529.2A Active CN109130527B (en) | 2018-08-23 | 2018-08-23 | Thermal printing component and electrocardiograph |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109130527B (en) |
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| CN203543373U (en) * | 2013-09-29 | 2014-04-16 | 武汉中旗电子有限责任公司 | Printing mechanism |
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| CN207388638U (en) * | 2017-09-07 | 2018-05-22 | 东芝泰格有限公司 | Thermal printing apparatus and its thermal printing head position adjusting mechanism |
| CN207535514U (en) * | 2017-11-21 | 2018-06-26 | 曲阜市玉樵夫科技有限公司 | A kind of vertical depression print head for label printer |
| CN207747582U (en) * | 2018-01-04 | 2018-08-21 | 深圳华清心仪医疗电子有限公司 | Twelve-conductor thermal printer |
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| JPH06218959A (en) * | 1993-01-22 | 1994-08-09 | Fukuda Denshi Co Ltd | Recording apparatus |
| CN2463173Y (en) * | 2000-11-20 | 2001-12-05 | 威海北洋电气集团股份有限公司 | Thermal printing unit |
| CN201939342U (en) * | 2011-01-07 | 2011-08-24 | 深圳市凯沃尔电子有限公司 | Balance self-adjusting printing structure for 12-pass electrocardiogram machine |
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