CN220165066U - Blood braid feeding and discharging mechanism - Google Patents
Blood braid feeding and discharging mechanism Download PDFInfo
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- CN220165066U CN220165066U CN202321326218.7U CN202321326218U CN220165066U CN 220165066 U CN220165066 U CN 220165066U CN 202321326218 U CN202321326218 U CN 202321326218U CN 220165066 U CN220165066 U CN 220165066U
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- 210000004369 blood Anatomy 0.000 title claims abstract description 55
- 239000008280 blood Substances 0.000 title claims abstract description 55
- 230000007246 mechanism Effects 0.000 title claims abstract description 27
- 238000007599 discharging Methods 0.000 title description 2
- 238000003780 insertion Methods 0.000 claims description 15
- 230000037431 insertion Effects 0.000 claims description 15
- 238000003825 pressing Methods 0.000 claims description 13
- 230000013011 mating Effects 0.000 claims description 4
- 238000013459 approach Methods 0.000 claims description 3
- 210000002381 plasma Anatomy 0.000 abstract description 12
- 238000012864 cross contamination Methods 0.000 abstract description 5
- 239000002994 raw material Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010241 blood sampling Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 208000035473 Communicable disease Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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Abstract
The utility model provides a blood braid loading and unloading mechanism, which belongs to the technical field of medical appliances and comprises: the blood braid clamping device comprises a bearing plate, clamping jaw structures and a triggering structure, wherein the bearing plate is used for bearing a carrier of a blood braid, the two ends of the bearing plate are respectively provided with the clamping jaw structures used for clamping or loosening the blood braid, and the triggering structure is used for driving the clamping jaw structures to open or close; when the trigger end releases the opening and closing arm matched with the trigger end, the clamping jaw structure is in a closed state, so that the blood braid is clamped. The blood braid loading and unloading mechanism provided by the utility model avoids the need of holding the blood braid by hands for operation when medical staff collect blood plasma in the blood braid, thereby avoiding cross contamination and improving the operation safety of the medical staff.
Description
Technical Field
The utility model belongs to the technical field of medical appliances, and relates to a blood braid loading and unloading mechanism.
Background
In China, the production raw materials of biological product enterprises come from raw material plasma collected by plasma stations distributed in various places, in order to ensure the safety and accuracy of raw material plasma sample reserving samples used for detection of infectious diseases and the like, a plasma bag used by the plasma stations for collecting plasma of plasma donors is provided with a hose, the hose with a small amount of blood is generally called a blood braid, and the blood plasma in the blood braid is mainly used for detecting blood samples.
At present, a medical institution and a laboratory mainly adopt a manual operation mode, blood plasma in a blood braid is extruded into a test tube for subsequent detection, but splashing and dripping easily occur due to manual extrusion, blood is easy to remain in the blood braid, and cross contamination easily occurs during manual operation.
Disclosure of Invention
The utility model aims at solving the problems in the prior art and provides a blood braid loading and unloading mechanism capable of avoiding cross contamination.
The aim of the utility model can be achieved by the following technical scheme: a blood braid loading and unloading mechanism, comprising:
the blood braid clamping device comprises a bearing plate, clamping jaw structures and a triggering structure, wherein the bearing plate is used for bearing a carrier of a blood braid, the two ends of the bearing plate are respectively provided with the clamping jaw structures used for clamping or loosening the blood braid, and the triggering structure is used for driving the clamping jaw structures to open or close; when the trigger end releases the plug-in fit between the matched opening and closing arms, the clamping jaw structure is in a closed state, so that the blood braid is clamped.
In the blood braid loading and unloading mechanism, the triggering structure realizes the movement of the triggering end in a pressing mode, and comprises a button and a bolt in plug-in fit with the button, wherein the pressing direction of the button is mutually perpendicular to the moving direction of the bolt, and when the button is pressed down, the bolt is retracted to release the plug-in fit between the opening and closing arms; when the button is released, the bolt extends out to complete the insertion of the matched opening and closing arms.
In the above-mentioned blood braid loading and unloading mechanism, the button runs through the loading board along the thickness direction of loading board, and the one end that is located the loading board top on the button is the pressing end, and the one end that is located the loading board below on the button is connected with the first reset spring that is used for the button to reset, and wherein, the bolt runs through the button along the radial of button, and the one end of bolt forms grafting complex grafting end as between the arm that opens and shuts with it, and the other end of bolt is connected with the second reset spring that is used for the bolt to reset.
In the above-mentioned blood braid loading and unloading mechanism, there is a guide part between bolt and the button, the guide part includes the opening set up on sidewall of the button, and guide bar set up on bolt, wherein, the opening includes the oblique guide inclined plane set up, and the plane intersecting with guide inclined plane, the axis direction of guide bar and bolt forms the perpendicular arrangement, when pressing the button, the guide bar moves along guide inclined plane, and keep away from the plane, release the plug connection between open-close arm cooperating with bolt and bolt; when the button is released, the guide rod moves along the guide inclined plane and approaches the plane, so that the plug pin and the matched opening and closing arm are inserted.
In the blood braid loading and unloading mechanism, the triggering structure further comprises a triggering base which is connected with the bearing plate and positioned below the bearing plate, and a spring sleeve is connected to the triggering base, wherein the button penetrates through the bearing plate and the triggering base and stretches into the spring sleeve, and two ends of the first reset spring are clamped between the button and the spring sleeve; the tail cover is connected to the trigger base and is respectively located at two sides of the trigger base with the opening and closing arms, one end of the bolt penetrates through the button, the trigger base and forms plug-in fit with the opening and closing arms matched with the button and the trigger base, the second reset spring is nested at the other end of the bolt, and the second reset spring is clamped between the bulge on the bolt and the tail cover.
In the above-mentioned blood braid loading and unloading mechanism, two open-close arms run through the loading board and trigger the base respectively, and two open-close arms link to each other through the pivot between the base with triggering respectively, be provided with on one of them and form grafting complex jack with the bolt, the pivot that another open-close arm links to each other with trigger the base is last to be nested to have the torsional spring, wherein, the both ends of this torsional spring link to each other with this open-close arm and trigger the base respectively.
In the blood braid loading and unloading mechanism, the two opening and closing arms are in meshed transmission.
In the above-mentioned blood braid loading and unloading mechanism, the opening and closing arm provided with the jack extends along the pressing direction of the button to form a force application part when the opening and closing arm is rotated.
Compared with the prior art, the utility model has the beneficial effects that:
(1) The blood braid loading and unloading mechanism provided by the utility model avoids the need of hand-held operation of medical staff when blood plasma in the blood braid is collected, thereby avoiding cross contamination and improving the operation safety of the medical staff.
(2) And through wedge-shaped fit between the guide rod and the guide inclined plane, the reliability and stability of the vertical movement of the button when the vertical movement is transferred to the horizontal movement of the bolt are ensured.
Drawings
FIG. 1 is a schematic diagram of a mechanism for loading and unloading a blood strand according to the present utility model.
FIG. 2 is a schematic view of a mechanism for loading and unloading a blood strand according to the present utility model from another perspective.
Fig. 3 is an enlarged view of a portion a in fig. 2.
FIG. 4 is a schematic view showing a part of the structure of the clamping jaw and the triggering structure according to a preferred embodiment of the present utility model.
Fig. 5 is a schematic structural view of an opening and closing arm according to a preferred embodiment of the present utility model.
100, a carrier plate; 200. a clamping jaw structure; 210. an opening and closing arm; 211. a jack; 220. a rotating shaft; 230. a torsion spring; 300. a trigger structure; 310. a button; 311. a notch; 312. a guide slope; 313. a plane; 320. a plug pin; 321. a guide rod; 322. a protrusion; 330. a first return spring; 340. a second return spring; 350. triggering a base; 360. a spring sleeve; 370. and a tail cover.
Detailed Description
The following are specific embodiments of the present utility model and the technical solutions of the present utility model will be further described with reference to the accompanying drawings, but the present utility model is not limited to these embodiments.
It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.
As shown in fig. 1 to 5, the present utility model provides a mechanism for loading and unloading a blood strand, comprising:
the blood braid holding device comprises a carrying plate 100, clamping jaw structures 200 used for clamping or loosening the blood braid and a triggering structure 300 used for driving the clamping jaw structures 200 to open or close are respectively arranged at two ends of the carrying plate 100, wherein the clamping jaw structures 200 comprise two relatively rotatable opening and closing arms 210, a triggering end which is in plug-in fit with one of the opening and closing arms 210 is arranged on the triggering structure 300, and when the triggering end is inserted into the opening and closing arm 210 matched with the triggering end, the clamping jaw structures 200 are in an open state and can be used for placing the blood braid at the moment; when the trigger end releases the mating engagement between the arms 210, the two arms 210 rotate in opposite directions, causing the jaw structure 200 to be in a closed position, thereby gripping the blood braid.
The blood braid loading and unloading mechanism provided by the utility model avoids the need of holding the blood braid by hands for operation when medical staff collect blood plasma in the blood braid, thereby avoiding cross contamination and improving the operation safety of the medical staff.
It should be noted that, the trigger structure 300 is configured to move the trigger end by pressing, and the trigger structure 300 includes a button 310 and a latch 320 in plug-in fit with the button 310, where a pressing direction of the button 310 is perpendicular to a moving direction of the latch 320, and when the button 310 is pressed, the latch 320 is retracted to release the plug-in fit between the opening and closing arms 210; when the button 310 is released, the latch 320 extends to complete the insertion between the opening and closing arms 210 engaged therewith.
Further, the button 310 penetrates through the carrier plate 100 along the thickness direction of the carrier plate 100, one end, above the carrier plate 100, of the button 310 is a pressing end, one end, below the carrier plate 100, of the button 310 is connected with a first reset spring 330 for resetting the button 310, the bolt 320 penetrates through the button 310 along the radial direction of the button 310, one end of the bolt 320 serves as a plug end matched with the plug arm 210 in a plug manner, and the other end of the bolt 320 is connected with a second reset spring 340 for resetting the bolt 320.
It should be noted that, a guiding portion is provided between the button 310 and the latch 320, the guiding portion includes a notch 311 provided on a sidewall of the button 310 and a guiding rod 321 provided on the latch 320, wherein the notch 311 includes a guiding inclined plane 312 provided obliquely and a plane 313 intersecting with the guiding inclined plane 312, the guiding rod 321 is provided perpendicularly to an axial direction of the latch 320, and when the button 310 is pressed, the guiding rod 321 moves along the guiding inclined plane 312 and is far away from the plane 313, so as to release the plug connection between the latch 320 and the opening and closing arm 210 matched with the same; when the button 310 is released, the guide bar 321 moves along the guide ramp 312 and approaches the plane 313, completing the insertion between the latch 320 and the cooperating opening and closing arm 210.
In this embodiment, the reliability and stability of the vertical movement of the button 310 transferred to the horizontal movement of the latch 320 are ensured by the wedge-shaped engagement between the guide bar 321 and the guide slope 312.
Preferably, the triggering structure 300 further comprises a triggering base 350 connected with the bearing plate 100 and located below the bearing plate 100, and a spring sleeve 360 is connected to the triggering base 350, wherein the button 310 penetrates through the bearing plate 100 and the triggering base 350 and stretches into the spring sleeve 360, and two ends of the first return spring 330 are clamped between the button 310 and the spring sleeve 360; the tail cover 370 is connected to the trigger base 350 and located on two sides of the trigger base 350 with the opening and closing arm 210, wherein one end of the latch 320 penetrates through the button 310 and the trigger base 350 and forms a plug-in fit with the opening and closing arm 210 matched with the same, the second return spring 340 is nested at the other end of the latch 320, and the second return spring 340 is clamped between the protrusion 322 on the latch 320 and the tail cover 370.
Preferably, the two opening and closing arms 210 respectively penetrate through the bearing plate 100 and the trigger base 350, and the two opening and closing arms 210 are respectively connected with the trigger base 350 through the rotating shaft 220, wherein an insertion hole 211 which is in plug-in fit with the plug 320 is formed in one opening and closing arm 210, and a torsion spring 230 is nested in the rotating shaft 220 connected with the other opening and closing arm 210 and the trigger base 350, wherein two ends of the torsion spring 230 are respectively connected with the opening and closing arm 210 and the trigger base 350.
It should be noted that, when the plug 320 is inserted into the insertion hole 211, the torsion spring 230 is in a torsion state, and the two opening and closing arms 210 are in an open state; when the button 310 is pressed, the latch 320 moves out of the insertion hole 211, the opening and closing arms 210 connected to the torsion spring 230 are rotated by the torsion spring 230, and the two opening and closing arms 210 are closed by engagement transmission, so that the blood braid is clamped. When the current blood braid is subjected to blood sampling, the opening and closing arms 210 provided with the insertion holes 211 are stirred, so that the two opening and closing arms 210 rotate in the opposite directions, and when the opening and closing arms 210 provided with the insertion holes 211 are coaxial with the insertion pins 320 again in the rotating process, the insertion pins 320 are inserted into the insertion holes 211 again under the action of the second reset springs 340, locking of the opening and closing angles between the two opening and closing arms 210 is completed, and the blood braid needing blood sampling can be added again.
Further, in order to facilitate the rotation of the opening and closing arm 210 provided with the insertion hole 211, the length of the opening and closing arm 210 in the pressing direction of the button 310 may be lengthened, and the lengthened length is used as an acting point for rotating the opening and closing arm 210, thereby facilitating the rotation of the opening and closing arm 210.
It should be noted that the description of the present utility model as it relates to "first", "second", "a", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise. The terms "coupled," "secured," and the like are to be construed broadly, and may be fixedly coupled, detachably coupled, or integrally formed, for example; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In addition, the technical solutions of the embodiments of the present utility model may be combined with each other, but it is necessary to be based on the fact that those skilled in the art can implement the technical solutions, and when the technical solutions are contradictory or cannot be implemented, the combination of the technical solutions should be considered as not existing, and not falling within the scope of protection claimed by the present utility model.
The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.
Claims (8)
1. A blood braid loading and unloading mechanism, comprising:
the blood braid clamping device comprises a bearing plate, clamping jaw structures and a triggering structure, wherein the bearing plate is used for bearing a carrier of a blood braid, the two ends of the bearing plate are respectively provided with the clamping jaw structures used for clamping or loosening the blood braid, and the triggering structure is used for driving the clamping jaw structures to open or close; when the trigger end releases the plug-in fit between the matched opening and closing arms, the clamping jaw structure is in a closed state, so that the blood braid is clamped.
2. The mechanism according to claim 1, wherein the trigger structure is configured to move the trigger end by pressing, and the trigger structure includes a button and a latch in mating engagement with the button, wherein a pressing direction of the button is perpendicular to a moving direction of the latch, and when the button is pressed, the latch is retracted to release the mating engagement between the opening and closing arms; when the button is released, the bolt extends out to complete the insertion of the matched opening and closing arms.
3. The mechanism of claim 2, wherein the button extends through the carrier plate in a thickness direction of the carrier plate, an end of the button above the carrier plate is a pressing end, a first return spring for resetting the button is connected to an end of the button below the carrier plate, wherein the latch extends through the button in a radial direction of the button, an end of the latch serves as an inserting end matched with an opening and closing arm, and a second return spring for resetting the latch is connected to the other end of the latch.
4. A mechanism for loading and unloading a blood braid as claimed in claim 2, wherein a guide part is provided between the button and the latch, the guide part includes a notch provided on a side wall of the button and a guide rod provided on the latch, wherein the notch includes a guide inclined surface provided obliquely and a plane intersecting with the guide inclined surface, the guide rod is provided perpendicularly to an axis direction of the latch, and when the button is pressed, the guide rod moves along the guide inclined surface and moves away from the plane to release the insertion between the latch and an opening-closing arm engaged therewith; when the button is released, the guide rod moves along the guide inclined plane and approaches the plane, so that the plug pin and the matched opening and closing arm are inserted.
5. A blood braid loading and unloading mechanism according to claim 3, wherein the trigger structure further comprises a trigger base connected to the carrier plate and located below the carrier plate, and a spring housing is connected to the trigger base, wherein the button penetrates through the carrier plate and the trigger base and extends into the spring housing, and both ends of the first return spring are clamped between the button and the spring housing; the tail cover is connected to the trigger base and is respectively located at two sides of the trigger base with the opening and closing arms, one end of the bolt penetrates through the button, the trigger base and forms plug-in fit with the opening and closing arms matched with the button and the trigger base, the second reset spring is nested at the other end of the bolt, and the second reset spring is clamped between the bulge on the bolt and the tail cover.
6. The mechanism of claim 5, wherein two arms extend through the carrier plate and the trigger base respectively, and the two arms are connected with the trigger base respectively through a shaft, a jack for mating with the latch is disposed on one of the arms, and a torsion spring is nested on the shaft of the other arm connected with the trigger base, wherein two ends of the torsion spring are connected with the arms and the trigger base respectively.
7. A mechanism for loading and unloading a blood strand according to claim 6, wherein the two arms are engaged.
8. A mechanism for loading and unloading a blood strand according to claim 6, wherein the opening and closing arm provided with the insertion hole extends in a pressing direction of the button to form a force application portion when the opening and closing arm is rotated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321326218.7U CN220165066U (en) | 2023-05-26 | 2023-05-26 | Blood braid feeding and discharging mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321326218.7U CN220165066U (en) | 2023-05-26 | 2023-05-26 | Blood braid feeding and discharging mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220165066U true CN220165066U (en) | 2023-12-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321326218.7U Active CN220165066U (en) | 2023-05-26 | 2023-05-26 | Blood braid feeding and discharging mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220165066U (en) |
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2023
- 2023-05-26 CN CN202321326218.7U patent/CN220165066U/en active Active
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