CN105352653B - Infusion pump devices - Google Patents
Infusion pump devices Download PDFInfo
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- CN105352653B CN105352653B CN201510810857.4A CN201510810857A CN105352653B CN 105352653 B CN105352653 B CN 105352653B CN 201510810857 A CN201510810857 A CN 201510810857A CN 105352653 B CN105352653 B CN 105352653B
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- briquetting
- pressure
- pressure sensitive
- infusion pump
- door body
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- Measuring Fluid Pressure (AREA)
Abstract
The invention discloses a kind of infusion pump devices, the infusion pump devices include body, the door body being rotatablely connected with the side of body, popped one's head in provided with pressure sensitive on the surface covered with door body of body, and it is convexly equipped in two limited blocks of the two opposite sides of pressure sensitive probe, the passage passed through between two limited blocks formed with feeding liquid pipe, door body is provided with the mounting groove for being used for installing briquetting in face of the surface of body, elastic component is provided between briquetting and the bottom of mounting groove, elastic component supports briquetting so as to be manifested in briquetting self installation groove, briquetting is used for when door body and body cover, abutted with two limited blocks.The present invention supports briquetting by elastic component, to cause briquetting when door body and body cover, all the time it can be abutted with two limited blocks, and then ensure that the spacing between briquetting and pressure sensitive probe, so as to improve the precision of the hydraulic pressure of pressure sensitive probe detection woven hose.
Description
Technical field
The present invention relates to technical field of medical instruments, more particularly to a kind of infusion pump devices.
Background technology
In clinical medicine application, infusion pump devices convey decoction, battalion commonly using flexible pipe transmission liquid, such as to human body
Nutrient solution or blood etc., or liquid is extracted from human body, or from transmitting liquid between different device, in use above, it is required to pair
The pressure of fluid in flexible pipe is detected；At present, the pressure-detecting device for being used to detect flexible pipe in infusion pump devices includes pressure
Power inductive probe and briquetting, the spacing fixed setting between pressure sensitive probe and briquetting, however, after long-term use, the pressure
Spacing between power inductive probe and briquetting occurs change, and then causes the hydraulic pressure of the flexible pipe of detection it is possible that error,
And then cause the generation of malpractice.
The content of the invention
The main object of the present invention is to provide a kind of infusion pump devices, it is intended to ensures between pressure sensitive probe and briquetting
Spacing, to improve the precision of the hydraulic pressure of pressure sensitive probe detection woven hose.
To achieve the above object, a kind of infusion pump devices proposed by the present invention, including body, the side turn with the body
The door body of dynamic connection, the surface covered with the door body of the body is popped one's head in provided with pressure sensitive, and is convexly equipped in the pressure
Two limited blocks of the two opposite sides of power inductive probe, it is described formed with the passage for supplying liquid pipe and passing through between two limited block
Door body is provided with the mounting groove for being used for installing briquetting in face of the surface of the body, between the briquetting and the bottom of the mounting groove
Provided with elastic component, the elastic component supports the briquetting so that the briquetting manifests from the mounting groove, and the briquetting is used
In when the door body and the body cover, abutted with two limited block.
Preferably, the bottom wall of the mounting groove offers through hole, and the briquetting, which has, is limited in supporting in the mounting groove
Splenium and the mounting rod extended from the pressure section to the through hole, the mounting rod pass through the through hole, and the installation
One end that bar stretches out the through hole is spacing by a locating part.
Preferably, the one side of the bottom land of the direction of the pressure section mounting groove, it is arranged with and is set around the mounting rod
The annular groove put, one end of the spring is accommodating and is limited in the annular groove.
Preferably, the end face of one end of the mounting rod stretching through hole is arranged with screwed hole, and the locating part is spiral shell
Nail, the screw are threadedly coupled with the screwed hole.
Preferably, the body has the erecting bed that voltage supply power inductive probe is installed, and the pressure sensitive probe includes pressure
Power sensor block and pressure transmission block, the pressure sensitive block are fixedly installed on the erecting bed, the pressure transmission block peace
The surface back to the erecting bed of the pressure sensitive block is filled to, the erecting bed is offered positioned at the pressure sensitive block two
Two pilot holes of side, the pressure transmission block are convexly equipped with corresponding two slide bars coordinated with two pilot hole.
Preferably, the first bearing surface that the pressure section has to abut with the woven hose, the pressure transmission block
With the second bearing surface to be abutted with the woven hose, first bearing surface covers in the door body and the body
When, the spacing between second bearing surface is 2.0~2.5mm.
Preferably, it is arranged with water-proof silica-gel set on the pressure transmission block.
Technical solution of the present invention sets pressure sensitive to pop one's head in by the surface covered with door body in body, and two limits
Position block, a pressure block is correspondingly arranged in door body and is abutted with two limited blocks, and the bottom wall of the pressure block and the mounting groove in door body
Between an elastic component is set, with cause pressure block protrusion mounting groove set, and then cause briquetting begin when door body covers with body
It can be abutted eventually with two limited blocks, and then ensure that the spacing between pressure sensitive probe and briquetting, so as to avoid because of pressure
Spacing between inductive probe and briquetting changes and causes pressure sensitive probe can not accurately detect the liquid in woven hose
The problem of pressure, occurs.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Structure according to these accompanying drawings obtains other accompanying drawings.
Fig. 1 is the structural representation of the embodiment of infusion pump devices one of the present invention；
Fig. 2 is the sectional view along Fig. 1 middle sections A-A；
Fig. 3 is the enlarged drawing of local B in Fig. 2；
Fig. 4 is that door body and body cover schematic diagram in Fig. 2；
Fig. 5 is door body and the assembling schematic diagram of briquetting in Fig. 2；
Fig. 6 is the structural representation of pressure sensitive head in Fig. 3.
Drawing reference numeral explanation：
| Label | Title | Label | Title |
| 100 | Infusion pump devices | 110 | Body |
| 120 | Door body | 130 | Pressure sensitive is popped one's head in |
| 140 | Limited block | 150 | Passage |
| 160 | Briquetting | 121 | Mounting groove |
| 170 | Elastic component | 161 | Pressure section |
| 162 | Mounting rod | 122 | Through hole |
| 180 | Locating part | 1611 | Annular groove |
| 1621 | Screwed hole | 111 | Erecting bed |
| 131 | Pressure sensitive block | 132 | Pressure transmission block |
| 1111 | Pilot hole | 1321 | Slide bar |
| 1612 | First bearing surface | 1322 | Second bearing surface |
| 190 | Water-proof silica-gel set |
The realization, functional characteristics and advantage of the object of the invention will be described further referring to the drawings in conjunction with the embodiments.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only the part of the embodiment of the present invention, rather than whole embodiments.Base
Embodiment in the present invention, those of ordinary skill in the art obtained under the premise of creative work is not made it is all its
His embodiment, belongs to the scope of protection of the invention.
It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute is only used in the embodiment of the present invention
In explaining the relative position relation under a certain particular pose (as shown in drawings) between each part, motion conditions etc., if should
When particular pose changes, then directionality instruction also correspondingly changes therewith.
In addition, the description for being related to " first ", " second " etc. in the present invention is only used for describing purpose, and it is not intended that referring to
Show or imply its relative importance or imply the quantity of the technical characteristic indicated by indicating.Thus, " first ", " are defined
At least one this feature can be expressed or be implicitly included to two " feature.In addition, the technical scheme between each embodiment can
To be combined with each other, but must can be implemented as basis with those of ordinary skill in the art, when the combination of technical scheme occurs
It is conflicting or will be understood that the combination of this technical scheme is not present when can not realize, also not in the protection model of application claims
Within enclosing.
The present invention proposes a kind of infusion pump devices.
Referring to figs. 1 to Fig. 6, Fig. 1 is the structural representation of the embodiment of infusion pump devices one of the present invention；Fig. 2 is to be cut along Fig. 1
Face A-A sectional view；Fig. 3 is the enlarged drawing of local B in Fig. 2；Fig. 4 is that door body and body cover schematic diagram in Fig. 2；Fig. 5 is
Door body and the assembling schematic diagram of briquetting in Fig. 2；Fig. 6 is the structural representation of pressure sensitive head in Fig. 3.
In embodiments of the present invention, Fig. 1, Fig. 2 and Fig. 4 are refer to, the infusion pump devices 100 include body 110 and body
The door body 120 of 110 side rotation connection, the surface covered with door body 120 of body 110 are provided with pressure sensitive probe 130, with
And two limited blocks 140 of the two opposite sides of pressure sensitive probe 130 are convexly equipped in, formed with feeding liquid pipe between two limited blocks 140
The passage 150 that (not shown) passes through, door body 120 are provided with the mounting groove 121 for being used for installing briquetting 160 in face of the surface of body 110,
Elastic component 170 is provided between the bottom of briquetting 160 and mounting groove 121, elastic component 170 supports briquetting 160 so that briquetting 160 is pacified certainly
Manifested in tankage 121, briquetting 160 is used to, when door body 120 and body 110 cover, abut with two limited blocks 140.
In an embodiment of the present invention, connected between body 110 and door body 120 using axis of rotation, and door body 120 is remote
Side from rotating shaft is provided with button hook (not indicating), to the button hole when door body 120 and body 110 cover and in door body 120 (not
Sign) fasten；It should say, the diameter that the spacing between two limited blocks 140 is more than woven hose is set, and so, it is possible to avoid
Two limited blocks 140 disturb woven hose deformation when briquetting 160 extrudes woven hose, and then it is defeated to influence the detection of pressure sensitive probe 130
The problem of hydraulic pressure of liquid pipe, occurs；Elastic component 170 can be spring, shell fragment or other elastically-deformable structure can occur,
Specific restriction is not done herein, the elastic component 170 is extruded when briquetting 160 abuts with two limited blocks 140, and the elastic component
170 will not be compressed when briquetting 160 extrudes woven hose, influence to press because elastic deformation occurs for elastic component 170 so as to avoid
Power inductive probe 130 detect woven hose in hydraulic pressure the problem of occur.
Technical solution of the present invention by set on the surface that is covered with door body 120 of body 110 pressure sensitive pop one's head in 130 with
And two limited blocks 140, a pressure block is correspondingly arranged in door body 120 and is abutted with two limited blocks 140, and the pressure block and door body
One elastic component 170 is set between the bottom wall of the mounting groove 121 on 120, to cause pressure block protrusion mounting groove 121 to set, and then
So that briquetting 160 can abut with two limited blocks 140 all the time when door body 120 covers with body 110, and then it ensure that feeling of stress
The spacing that should be popped one's head between 130 and briquetting 160, so as to avoid because the spacing between pressure sensitive probe 130 and briquetting 160 is sent out
Changing and cause pressure sensitive probe 130 the problem of can not accurately detecting the hydraulic pressure in woven hose to occur.
In an embodiment of the present invention, Fig. 2 and Fig. 5 are refer to, the bottom wall of mounting groove 121 offers through hole 122, briquetting
160 have the pressure section 161 being limited in mounting groove 121 and the mounting rod extended from pressure section 161 to through hole 122
162, mounting rod 162 passes through through hole 122, and one end of the stretching through hole 122 of mounting rod 162 is spacing by a locating part 180.So set
Put, not only facilitate and briquetting 160 is positioned in door body 120, and be also convenient for briquetting 160 being fixedly installed in door body 120
On, also, the pressure section 161 to abut the surface of woven hose clamps the through hole 122 in elastic component 170 and locating part 180
Side wall in the case of the keeping parallelism between the bottom wall of mounting groove 121 all the time, and then cause the pressure section 161 in door body 120
It when being covered with body 110, can smoothly be abutted with two limited blocks 140, and then the pressure section 161 is popped one's head in pressure sensitive
130 can preferably compress the woven hose through two limited blocks 140, so as to improve the accuracy of detection of pressure sensitive probe 130.
In an embodiment of the present invention, Fig. 2 and Fig. 5 are refer to, elastic component 170 is the spring being sheathed on mounting rod 162,
One end of spring abuts with pressure section 161, and the other end abuts with the bottom wall of mounting groove 121.The spring can effectively avoid because
The foozle and rigging error of pressure head, and cause the pressure head can not be with two limited blocks when door body 120 and body 110 cover
140 the problem of abutting, and spring housing is facilitated into the installation of the spring on mounting rod 162.
Further, Fig. 4 is refer to, the one side towards mounting groove 121 of pressure section 161, is arranged with and is fitted around bar 162
The annular groove 1611 of setting, one end of the spring is accommodating and is limited in annular groove 1611.It is arranged such, on the one hand can avoids
There is position skew when being pressurized in spring, and on the other hand effectively spring can also be protected, avoid spring be exposed to it is outer and by
Corrosion.It should say, one end that the spring abuts with pressure section 161 can also be spacing by the progress of other position limiting structures, such as
Multiple locating pieces (not shown) for being fitted around bar 162, spring are also set in face of the surface of mounting rod 162 in the pressure section 161
It is spacing by the progress of multiple locating pieces with the end that pressure section 161 abuts, here, not doing specific restriction.
In an embodiment of the present invention, locating part 180 has many kinds, such as screw, bolt, alignment pin etc., such as adopts
With mode connects for screw, Fig. 5 is refer to, the end face that the mounting rod 162 stretches out one end of through hole 122 is arranged with screwed hole 1621, screw
It is threadedly coupled, one end of the stretching through hole 122 of mounting rod 162 is carried out spacing with screwed hole 1621.Mode connects for screw has side
Just, the advantages of simple and fast, in this way, facilitating the dismounting of briquetting 160.Obviously, mounting rod 162 can also be limited by bolt
Position, when being fixed using bolt, the outer surface of one end of the stretching through hole 122 of the mounting rod 162 is provided with external screw thread, such as
This, briquetting 160 is threadedly coupled to be fixed in door body 120 by bolt with the external screw thread on mounting rod 162.
In the present invention, Fig. 3 and Fig. 6 are refer to, body 110 has the erecting bed that voltage supply power inductive probe 130 is installed
111, pressure sensitive probe 130 includes pressure sensitive block 131 and pressure transmission block 132, and pressure sensitive block 131 is fixedly installed in
On erecting bed 111, pressure transmission block 132 is located at the surface back to erecting bed 111 of pressure sensitive block 131, and erecting bed 111 opens up
There are two pilot holes 1111 positioned at the both sides of pressure sensitive block 131, pressure transmission block 132 is convexly equipped with corresponding two pilot holes 1111 and coordinated
Two slide bars 1321.Specifically, pressure transmission block 132 is coordinated to be slidably mounted on by two slide bars 1321 and two pilot holes 1111
On erecting bed 111, when pressure sensitive probe 130 detects the hydraulic pressure in woven hose, woven hose is in briquetting 160 and pressure transmission block
Deformation is produced under 132 extruding, because the hydraulic pressure in woven hose is insufficient to allow spring-compressed, i.e., the briquetting 160 limits with two all the time
Position block 140 abuts, and pressure transmission block 132 moves under the extruding of woven hose to pressure sensitive block 131, and extrudes the feeling of stress
Block 131 is answered, so as to measure the hydraulic pressure value in the woven hose, should be said, two slide bars 1321 are set on pressure transmission block 132
It is slidably connected with two pilot holes 1111 on erecting bed 111, in this way, ensure that pressure transmission block 132 can be slided smoothly, enters
And avoid pressure transmission block 132 from producing position skew in sliding process, and influence pressure sensitive block 131 and detect in woven hose
The problem of hydraulic pressure precision, occurs, so as to, improve pressure sensitive probe 130 accuracy of detection.It is understood that erecting bed
On 111 can projection two be located at the guide rods of the both sides of pressure sensitive block 131, correspondingly, corresponding two guide rods of pressure transmission block 132
Two pilot holes 1111 or two sleeves are set, and pressure transmission block 132 is slided by two pilot holes 1111 or two sleeves and two guide rods
Dynamic connection.
In an embodiment of the present invention, refer to Fig. 4 to Fig. 6, pressure section 161 have to abut with woven hose first
Bearing surface 1612, the second bearing surface 1322 that pressure transmission block 132 has to abut with woven hose, door body 120 and body 110
When covering, the spacing between the bearing surface 1322 of the first bearing surface 1612 and second is 2.0~2.5mm.It should say, this
Spacing between one bearing surface 1612 and the second bearing surface 1322 is fixed value, and the scope of the fixed value is 2.0~2.5mm, such as
This, can ensure that pressure section 161 fully extrudes woven hose with pressure transmission block 132, and then cause what pressure sensitive block 131 measured
The hydraulic pressure of woven hose is more accurate.
Further, the width of the first bearing surface 1612 and the second bearing surface 1322 is all higher than the diameter setting of woven hose.
In this way, it ensure that the first bearing surface 1612 and the second bearing surface 1322 have sufficiently large area to compress woven hose, so as to avoid
The problem of causing the signal detecting in woven hose inaccurate area because compressing the woven hose is too small, occurs.
In an embodiment of the present invention, Fig. 2 or Fig. 4 is refer to, water-proof silica-gel set 190 is arranged with pressure transmission block 132.
It is arranged such, it is frayed or be corroded that sensor probe can be effectively prevented from.It should say, the foot of water-proof silica-gel set 190
Enough thin, i.e., when being pressurized elastic deformation hardly occurs for water-proof silica-gel set 190, in this way, effectively avoiding because of waterproof silicon
The problem of gum cover 190 occurs elastic deformation and influences the hydraulic pressure of the detection woven hose of pressure sensitive probe 130 occurs.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the scope of the invention, it is every at this
Under the inventive concept of invention, the equivalent structure transformation made using description of the invention and accompanying drawing content, or directly/use indirectly
It is included in other related technical areas in the scope of patent protection of the present invention.
Claims (8)
1. a kind of infusion pump devices, including body, the door body with the side rotation connection of the body, it is characterised in that described
The surface covered with the door body of body is popped one's head in provided with pressure sensitive, and is convexly equipped in the two relative of pressure sensitive probe
Two limited blocks of side, formed with the passage for supplying liquid pipe and passing through between two limited block, the door body is in face of the body
Surface is provided with the mounting groove for being used for installing briquetting, and elastic component, the bullet are provided between the briquetting and the bottom of the mounting groove
Property part support the briquetting so that the briquetting manifests from the mounting groove, the briquetting be used for the door body with it is described
When body covers, abutted with two limited block.
2. infusion pump devices as claimed in claim 1, it is characterised in that the bottom wall of the mounting groove offers through hole, described
Briquetting has the pressure section being limited in the mounting groove and the mounting rod extended from the pressure section to the through hole, institute
State mounting rod and pass through the through hole, and one end of the mounting rod stretching through hole is spacing by a locating part.
3. infusion pump devices as claimed in claim 2, it is characterised in that the elastic component is to be sheathed on the mounting rod
Spring, one end of the spring abut with the pressure section, and the other end abuts with the bottom wall of the mounting groove.
4. infusion pump devices as claimed in claim 3, it is characterised in that the bottom land of the direction mounting groove of the pressure section
One side, be arranged with the annular groove set around the mounting rod, one end of the spring is accommodating and is limited in the annular groove
In.
5. infusion pump devices as claimed in claim 2, it is characterised in that the mounting rod stretches out the end of one end of the through hole
Face is arranged with screwed hole, and the locating part is screw, and the screw is threadedly coupled with the screwed hole.
6. infusion pump devices as claimed in claim 2, it is characterised in that the body has what voltage supply power inductive probe was installed
Erecting bed, the pressure sensitive probe include pressure sensitive block and pressure transmission block, and the pressure sensitive block is fixedly installed in
On the erecting bed, the pressure transmission block is attached to the surface back to the erecting bed of the pressure sensitive block, the peace
Dress platform offers two pilot holes positioned at the pressure sensitive block both sides, and the pressure transmission block is convexly equipped with to correspond to and led with described two
Two slide bars coordinated to hole.
7. infusion pump devices as claimed in claim 6, it is characterised in that the pressure section has to be supported with the woven hose
The first bearing surface connect, the second bearing surface that the pressure transmission block has to abut with the woven hose, described first supports
For junction when the door body and the body cover, the spacing between second bearing surface is 2.0~2.5mm.
8. infusion pump devices as claimed in claim 6, it is characterised in that be arranged with water-proof silica-gel on the pressure transmission block
Set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510810857.4A CN105352653B (en) | 2015-11-20 | 2015-11-20 | Infusion pump devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510810857.4A CN105352653B (en) | 2015-11-20 | 2015-11-20 | Infusion pump devices |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105352653A CN105352653A (en) | 2016-02-24 |
| CN105352653B true CN105352653B (en) | 2018-02-23 |
Family
ID=55328661
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510810857.4A Active CN105352653B (en) | 2015-11-20 | 2015-11-20 | Infusion pump devices |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105352653B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7087285B2 (en) * | 2017-06-12 | 2022-06-21 | 株式会社ジェイ・エム・エス | Clamp unit and dialysis machine equipped with it |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3941025B2 (en) * | 1998-01-06 | 2007-07-04 | Ｓｍｃ株式会社 | Rail mounted fluid pressure equipment |
| JP2002071499A (en) * | 2000-08-28 | 2002-03-08 | Matsushita Electric Works Ltd | Pressure sensor |
| CN101334326B (en) * | 2007-06-28 | 2011-06-08 | 北京谊安医疗系统股份有限公司 | Pressure detection device for perfusion tube |
| CN201133856Y (en) * | 2007-12-28 | 2008-10-15 | 北京谊安医疗系统股份有限公司 | Pressure detector |
| CN102908697B (en) * | 2012-10-12 | 2014-10-22 | 深圳市深科医疗器械技术开发有限公司 | Infusion pump and detection device for clamping position of infusion tube of infusion pump |
| CN203075366U (en) * | 2012-12-28 | 2013-07-24 | 刘仲馨 | Injector extension tube fixing device capable of detecting dynamic pressure |
| CN103599579B (en) * | 2013-11-30 | 2016-08-24 | 深圳麦科田生物医疗技术有限公司 | A kind of infusion pump and vermiculator thereof |
| JP6243762B2 (en) * | 2014-03-14 | 2017-12-06 | サーパス工業株式会社 | Pressure sensor |
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2015
- 2015-11-20 CN CN201510810857.4A patent/CN105352653B/en active Active
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| CN105352653A (en) | 2016-02-24 |
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Address after: 518000 Room 201, building A, 1 front Bay Road, Shenzhen Qianhai cooperation zone, Shenzhen, Guangdong Patentee after: Shenzhen Ying Mai Technology Co., Ltd. Address before: 518000 Room 201, building A, 1 front Bay Road, Shenzhen Qianhai cooperation zone, Shenzhen, Guangdong Patentee before: SHENZHEN YINGMAI TECHNOLOGY CO., LTD. |