CN210125068U - Backflow preventer of infusion heater - Google Patents
Backflow preventer of infusion heater Download PDFInfo
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- CN210125068U CN210125068U CN201920427868.8U CN201920427868U CN210125068U CN 210125068 U CN210125068 U CN 210125068U CN 201920427868 U CN201920427868 U CN 201920427868U CN 210125068 U CN210125068 U CN 210125068U
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- semicircular sleeve
- sleeve
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- backflow preventer
- semicircular
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Abstract
The utility model discloses a transfusion heater prevent backward flow ware, including the heater body, the heater body includes first semi-circular sleeve and second semi-circular sleeve, and first semi-circular sleeve and the relative setting of second semi-circular sleeve, and hinge joint is passed through to first semi-circular sleeve and the semi-circular telescopic one side of second, and the middle part on first semi-circular sleeve top is provided with hold-down mechanism, and hold-down mechanism includes horizontal pole, connecting rod, briquetting and compression spring, and first semi-circular telescopic top is arranged in to the horizontal pole. The utility model relates to a transfusion heater prevents backward flow ware, the water in the infusion bottle is defeated the back, and the horizontal pole is pressed to the manual, thereby the compression spring atress inwards contracts at this moment and drives the connecting rod and move down, and the connecting rod removes and promotes the briquetting and remove the briquetting to the indent in, revolves soon in the rotation and revolves the cover and drive the threaded rod and rotate, and the threaded rod removes and cooperatees with the screw and fixes the position of horizontal pole, and at this moment the briquetting can extrude the transfer line to the indent in.
Description
Technical Field
The utility model relates to a medicine field specifically is a transfusion heater prevents backward flow ware.
Background
The dripping of the existing infusion device is a common dripping, when the weather is cold, a heater is needed to heat the liquid medicine in the pipeline, but in the infusion process, when the liquid of an infusion bottle is infused, if the infusion bottle is not replaced in time or an infusion adjusting knob is closed, the phenomenon that the blood in the human body flows back into the infusion catheter can be caused, and unnecessary serious consequences can be caused if measures are not taken in time, so that the patient who is infused is required to accompany with family members of relatives, and the phenomenon that the blood flows back in the infusion process is prevented.
The existing transfusion heater can only heat the liquid medicine in the transfusion tube, has single function, and can not prevent blood from flowing back when the liquid of the transfusion bottle is completely transfused. Therefore, the invention improves the above and provides a backflow preventer for an infusion heater.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects in the prior art, the utility model provides a backflow preventer of an infusion heater.
In order to solve the technical problem, the utility model provides a following technical scheme:
the utility model relates to a backflow preventer of an infusion heater, which comprises a heater body, wherein the heater body comprises a first semicircular sleeve and a second semicircular sleeve which are oppositely arranged, one side of the first semicircular sleeve is hinged with one side of the second semicircular sleeve through a hinge, the middle part of the top end of the first semicircular sleeve is provided with a pressing mechanism, the pressing mechanism comprises a cross rod, a connecting rod, a pressing block and a compression spring, the cross rod is arranged at the top of the first semicircular sleeve, two connecting rods are arranged and are respectively fixed on two sides of the bottom end of the cross rod, and the bottom of the connecting rod penetrates through the first semicircular sleeve and is fixedly connected with the pressing block, the number of the compression springs is two, the two compression springs are respectively sleeved outside the two connecting rods, and the two ends of each compression spring are respectively fixedly connected with the first semicircular sleeve and the cross rod.
As a preferred technical scheme of the utility model, the fixed plate that is provided with in one side of horizontal pole, the threaded rod is pegged graft to the inside screw thread of fixed plate, the threaded rod is kept away from one side of horizontal pole and is fixed to be provided with and to revolve wrong cover, one side of horizontal pole is run through and is seted up the screw with threaded rod matched with.
As an optimized technical scheme of the utility model, the magnetite that is equipped with a plurality of groups inter attraction is inlayed to the relative terminal surface of first semicircular sleeve and second semicircular sleeve opposite side equidistance respectively.
As an optimal technical scheme of the utility model, first semicircular sleeve and second semicircular sleeve's inside all is provided with the heating wire, the heating wire passes through plug and the external power supply electric connection that is equipped with on the heater body.
As an optimized technical scheme of the utility model, first semicircular sleeve and second semicircular sleeve's inner wall all is provided with the heat insulating mattress.
As an optimized technical scheme of the utility model, the indent with briquetting matched with has been seted up on the top of the heat insulating mattress on the semi-circular sleeve of second.
The utility model has the advantages that: this kind of transfusion heater prevents backward flow ware, through the press mechanism that is equipped with, water in the infusion bottle is defeated the back, the manual horizontal pole that presses, thereby compression spring atress inwards contracts and drives the connecting rod downstream at this moment, the connecting rod removes and promotes the briquetting and remove the briquetting to the indent in, revolve wrong cover drive threaded rod rotation of twisting in the rotation, the threaded rod removes and cooperatees with the screw and fixes the position of horizontal pole, at this moment the briquetting can extrude the indent to the transfer line, compress tightly the transfer line, reduce the pressure differential in blood and the infusion, just can reduce the possibility of blood backward flow.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic view of a backflow preventer of an infusion heater according to the present invention;
FIG. 2 is a schematic view of the first and second semicircular sleeves of the backflow preventer of the infusion heater according to the present invention;
FIG. 3 is a schematic diagram of the front structure of a backflow preventer of an infusion heater according to the present invention;
fig. 4 is a schematic view of a threaded rod structure of a backflow preventer of the infusion heater of the present invention.
In the figure: 1. a heater body; 101. a first semi-circular sleeve; 102. a second semi-circular sleeve; 2. a hinge; 3. a hold-down mechanism; 301. a cross bar; 302. a connecting rod; 303. briquetting; 304. a compression spring; 4. a fixing plate; 5. a threaded rod; 6. screwing the sleeve; 7. a magnet; 8. an electric heating wire; 9. a plug; 10. a heat insulating pad; 11. and (5) pressing the groove.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
Example (b): as shown in fig. 1, fig. 2, fig. 3 and fig. 4, the backflow preventer of an infusion heater of the present invention comprises a heater body 1, wherein the heater body 1 comprises a first semicircular sleeve 101 and a second semicircular sleeve 102, the first semicircular sleeve 101 and the second semicircular sleeve 102 are oppositely disposed, one side of the first semicircular sleeve 101 and one side of the second semicircular sleeve 102 are hinged via a hinge 2, a pressing mechanism 3 is disposed in the middle of the top end of the first semicircular sleeve 101, the pressing mechanism 3 comprises a cross bar 301, a connecting rod 302, a pressing block 303 and a compression spring 304, the cross bar 301 is disposed on the top of the first semicircular sleeve 101, the connecting rods 302 are two, the two connecting rods 302 are respectively and fixedly disposed on two sides of the bottom end of the cross bar 301, the bottom end of the connecting rod 302 passes through the first semicircular sleeve 101 and is fixedly connected with the pressing block 303, the compression spring 304 is two, the two compression springs 304 are respectively sleeved on the outer, and both ends of the compression spring 304 are fixedly connected with the first semicircular sleeve 101 and the cross bar 301 respectively.
Wherein, the fixed plate 4 that is provided with in one side of horizontal pole 301, threaded rod 5 is pegged graft to the internal thread of fixed plate 4, and threaded rod 5 keeps away from the fixed cover 6 that revolves that is provided with in one side of horizontal pole 301, and one side of horizontal pole 301 runs through and sets up the screw with 5 matched with threaded rod, and through threaded rod 5 and screw cooperation, the realization is fixed the position of horizontal pole 301.
Wherein, the relative terminal surface of first semicircular sleeve 101 and second semicircular sleeve 102 opposite side inlays respectively the equidistance and is equipped with the magnetite 7 of a plurality of groups inter attraction, through the looks magnet 7 that attracts who is equipped with, can strengthen the compactness of first semicircular sleeve 101 and the connection of second semicircular sleeve 102.
Wherein, the heating wires 8 are arranged inside the first semicircular sleeve 101 and the second semicircular sleeve 102, the heating wires 8 are electrically connected with an external power supply through a plug 9 arranged on the heater body 1, and the heating wires 8 work to heat the heater body 1 and heat the liquid medicine in the infusion tube.
The inner walls of the first semicircular sleeve 101 and the second semicircular sleeve 102 are provided with heat insulation pads 10, and the heat insulation pads 10 are made of asbestos, so that the situation that the medicine liquid is heated at a high temperature and the performance of the medicine is damaged is prevented.
The top end of the heat insulation pad 10 on the second semicircular sleeve 102 is provided with a pressing groove 11 matched with the pressing block 303, and the infusion tube is pressed tightly through the matching of the pressing groove 11 and the pressing block 303.
When the infusion tube is operated, the first semicircular sleeve 101 and the second semicircular sleeve 102 are opened through the arranged hinge 2, the bottom of the infusion tube is arranged in the heater body 1 and is connected with an external power supply through the plug 9, the heater body 1 is heated by the operation of the electric heating wire 8 at the moment, the liquid medicine in the infusion tube is heated, when the liquid medicine in the infusion tube is completely infused, the cross rod 301 is manually pressed, the compression spring 304 is stressed to contract inwards to drive the connecting rod 302 to move downwards, the connecting rod 302 moves to push the pressing block 303 to move, the pressing block 303 moves into the pressing groove 11, the screwing sleeve 6 is rotated to drive the threaded rod 5 to rotate, the threaded rod 5 moves and is matched with the screw hole to fix the position of the cross rod 301, at the moment, the pressing block 303 can extrude the infusion tube into the pressing groove 11 to compress the infusion tube, the internal pressure of the infusion tube rises, and certain pressure is formed at, therefore, blood backflow can be prevented, the connection tightness of the first semicircular sleeve 101 and the second semicircular sleeve 102 can be enhanced through the arranged attracting magnet 7, and the performance of medicine damage caused by high heating temperature of liquid medicine can be prevented through the arranged heat insulation pad 10.
In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Finally, it should be noted that: although the present invention has been described in detail 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 in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The backflow preventer for the infusion heater comprises a heater body (1) and is characterized in that the heater body (1) comprises a first semicircular sleeve (101) and a second semicircular sleeve (102), the first semicircular sleeve (101) and the second semicircular sleeve (102) are oppositely arranged, one side of the first semicircular sleeve (101) is hinged to one side of the second semicircular sleeve (102) through a hinge (2), a pressing mechanism (3) is arranged in the middle of the top end of the first semicircular sleeve (101), the pressing mechanism (3) comprises a cross rod (301), two connecting rods (302), a pressing block (303) and a compression spring (304), the cross rod (301) is arranged at the top of the first semicircular sleeve (101), the number of the connecting rods (302) is two, the two connecting rods (302) are respectively and fixedly arranged at two sides of the bottom end of the cross rod (301), and the bottom of connecting rod (302) passes first semicircle sleeve (101) and with briquetting (303) fixed connection, compression spring (304) have two, two compression spring (304) overlap respectively and establish the outside at two connecting rod (302), and the both ends of compression spring (304) respectively with first semicircle sleeve (101) and horizontal pole (301) fixed connection.
2. The backflow preventer of the infusion heater according to claim 1, wherein a fixing plate (4) is fixedly arranged on one side of the cross rod (301), a threaded rod (5) is inserted into an internal thread of the fixing plate (4), a screwing sleeve (6) is fixedly arranged on one side of the threaded rod (5) far away from the cross rod (301), and a screw hole matched with the threaded rod (5) penetrates through one side of the cross rod (301).
3. The backflow preventer of an infusion heater according to claim 1, wherein the opposite end surfaces of the other sides of the first semicircular sleeve (101) and the second semicircular sleeve (102) are embedded with a plurality of groups of magnets (7) which attract each other at equal intervals.
4. The backflow preventer of an infusion heater according to claim 1, wherein the first semicircular sleeve (101) and the second semicircular sleeve (102) are both provided with heating wires (8), and the heating wires (8) are electrically connected with an external power supply through a plug (9) arranged on the heater body (1).
5. The backflow preventer of an infusion heater according to claim 1, wherein the inner walls of the first semicircular sleeve (101) and the second semicircular sleeve (102) are provided with a heat insulating pad (10).
6. The backflow preventer of an infusion heater according to claim 5, wherein the top end of the heat insulating pad (10) on the second semicircular sleeve (102) is provided with a pressing groove (11) matched with the pressing block (303).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920427868.8U CN210125068U (en) | 2019-03-29 | 2019-03-29 | Backflow preventer of infusion heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920427868.8U CN210125068U (en) | 2019-03-29 | 2019-03-29 | Backflow preventer of infusion heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210125068U true CN210125068U (en) | 2020-03-06 |
Family
ID=69661391
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920427868.8U Active CN210125068U (en) | 2019-03-29 | 2019-03-29 | Backflow preventer of infusion heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210125068U (en) |
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2019
- 2019-03-29 CN CN201920427868.8U patent/CN210125068U/en active Active
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| GR01 | Patent grant | ||
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Address after: 510000 unit 501, building 5, phase II, Huachuang Animation Industrial Park, Shiqi Town, Panyu District, Guangzhou, Guangdong Province Patentee after: Guangzhou Sanshiqidu Medical Technology Co.,Ltd. Address before: 510000 unit 501, building 5, phase II, Huachuang Animation Industrial Park, Shiqi Town, Panyu District, Guangzhou, Guangdong Province Patentee before: GUANGZHOU SANSHIQIDU MEDICAL TECHNOLOGY Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |