CN210090490U - Device for conveying liquid to disc axle center direction - Google Patents
Device for conveying liquid to disc axle center direction Download PDFInfo
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- CN210090490U CN210090490U CN201920485976.0U CN201920485976U CN210090490U CN 210090490 U CN210090490 U CN 210090490U CN 201920485976 U CN201920485976 U CN 201920485976U CN 210090490 U CN210090490 U CN 210090490U
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- 239000007788 liquid Substances 0.000 title claims abstract description 43
- 238000007789 sealing Methods 0.000 claims description 23
- 238000001514 detection method Methods 0.000 abstract description 7
- 238000001467 acupuncture Methods 0.000 description 18
- 230000000694 effects Effects 0.000 description 9
- 239000012528 membrane Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 8
- 230000003068 static effect Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 7
- 208000012266 Needlestick injury Diseases 0.000 description 4
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000006978 adaptation Effects 0.000 description 3
- 230000001419 dependent effect Effects 0.000 description 3
- 230000000670 limiting effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000036961 partial effect Effects 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 210000003000 inclusion body Anatomy 0.000 description 1
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Abstract
The utility model discloses a device for conveying liquid to the axis direction of a disc, relating to the technical field of detection equipment; the device comprises a first chamber (1), a second chamber (2), a first flow channel (3) and a negative pressure module, wherein the first chamber (1) is connected and communicated with the second chamber (2) through the first flow channel (3), and the negative pressure module is connected and communicated with the second chamber (2) in a sliding manner; it has realized leading into the second room with waiting to detect liquid from first room through first room, second room, first runner and negative pressure module etc. and is efficient, effectual.
Description
Technical Field
The utility model relates to a check out test set technical field especially relates to a device of liquid is carried to video disc axle center direction.
Background
At present, in the detection process, in order to transfer the liquid from the chamber a to the chamber B, the rotation speed of the disc is generally increased, the liquid is firstly centrifugally guided to the compression chamber, and the liquid entering the compression chamber compresses the air in the compression chamber. The disc speed is then reduced and the compressed air forces the liquid entering the compression chamber into chamber B. The device and the method have the advantages of low realization efficiency and poor effect.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a device for carrying liquid to video disc axle center direction is provided, it is through first room, second room, first runner and negative pressure module etc. has realized will waiting to detect liquid and has introduced the second room from first room, and is efficient, effectual.
In order to solve the technical problem, the utility model discloses the technical scheme who takes is: the negative pressure device comprises a first chamber, a second chamber, a first flow channel and a negative pressure module, wherein the first chamber is connected and communicated with the second chamber through the first flow channel, and the negative pressure module is connected and communicated with the second chamber in a sliding manner.
The further technical scheme is as follows: the negative pressure module comprises a vacuum bag and a needle, one of the vacuum bag and the needle is a sliding part and is in sliding connection with the second chamber, the vacuum bag and the needle are close to each other under the action of centrifugal force, and the vacuum bag is punctured by the needle.
The further technical scheme is as follows: the sliding piece is in sliding fit along the radial direction of the rotating shaft.
The further technical scheme is as follows: the slider is slidably engaged in a direction perpendicular to the radius of rotation of the slider.
The further technical scheme is as follows: the surface of the slide is in sliding engagement with the inner wall of the second chamber.
The further technical scheme is as follows: the negative pressure module further comprises a sliding rail, and the sliding piece is in sliding fit with the sliding rail.
The further technical scheme is as follows: the vacuum bag comprises a hollow bag body with at least one open end and a sealing film, and the sealing film is connected with the hollow bag body and seals the hollow bag body.
The further technical scheme is as follows: the shape of the hollow bag body is a boss shape.
The further technical scheme is as follows: including first room, second room, first runner, third room, second runner and negative pressure module, first room is connected through first runner and second room and is switched on, the second room is connected through second runner and third room and is switched on, negative pressure module and third room sliding connection and switch on.
The further technical scheme is as follows: the negative pressure module comprises a vacuum bag and a needle, one of the vacuum bag and the needle is a sliding part and is in sliding connection with the third chamber, the vacuum bag and the needle are close to each other under the action of centrifugal force, and the vacuum bag is punctured by the needle.
Adopt the produced beneficial effect of above-mentioned technical scheme to lie in:
the negative pressure module is connected with the second chamber in a sliding mode and communicated with the second chamber. This technical scheme has realized will waiting to detect liquid and has introduced the second room from first room, and is efficient, effectual.
Secondly, the negative pressure module comprises a vacuum bag and a needle, one of the vacuum bag and the needle is a sliding part and is in sliding connection with the second chamber, the matching relationship between the vacuum bag and the needle is that the vacuum bag and the needle are close to each other under the action of centrifugal force, and the vacuum bag is punctured by the needle. This technical scheme, the structure is more reasonable ingenious, and production is simpler and more convenient, and the processing cost is lower.
Thirdly, the sliding member is slidably fitted in a radial direction of the rotating shaft. This technical scheme, the structure is more reasonable ingenious, and the performance is more stable.
Fourth, the slider is slidably engaged in a direction perpendicular to the radius of rotation thereof. This technical scheme, the structure is more reasonable ingenious, and the performance is more stable, and it is more convenient to use.
Fifth, the surface of the slide is in sliding engagement with the inner wall of the second chamber. This technical scheme, the structure is simpler, and structural stability is better, more convenient production equipment.
Sixthly, the negative pressure module further comprises a sliding rail, and the sliding piece is in sliding fit with the sliding rail. This technical scheme, the structure is more reasonable ingenious, and the performance is more stable, and it is more convenient to use.
And seventhly, the vacuum bag comprises a hollow bag body with at least one open end and a sealing film, and the sealing film is connected with the hollow bag body and seals the hollow bag body. This technical scheme, the structure is more reasonable ingenious, and the performance is more stable, and production, processing, use are more convenient.
And eighth, the hollow bag body is in a boss shape. This technical scheme, the structure is more reasonable ingenious, more easily with the acupuncture cooperation, the performance is more stable.
And the ninth chamber comprises a first chamber, a second chamber, a first flow channel, a third chamber, a second flow channel and a negative pressure module, wherein the first chamber is connected and communicated with the second chamber through the first flow channel, the second chamber is connected and communicated with the third chamber through the second flow channel, and the negative pressure module is connected and communicated with the third chamber in a sliding manner. According to the technical scheme, the negative pressure module does not occupy the space of the second chamber, and liquid can be contained conveniently.
Tenth, the negative pressure module comprises a vacuum bag and a needle, one of the vacuum bag and the needle is a sliding piece and is in sliding connection with the third chamber, and the matching relationship between the vacuum bag and the needle is that the vacuum bag and the needle are close to each other under the action of centrifugal force and the vacuum bag is punctured by the needle. This technical scheme, the structure is more reasonable ingenious, and production is simpler and more convenient, and the processing cost is lower.
See detailed description of the preferred embodiments.
Drawings
FIG. 1 is a structural view of embodiment 1 of the present invention;
fig. 2 is a structural diagram of a vacuum bag in embodiment 1 of the present invention;
FIG. 3 is a schematic view of the hollow enclosure of FIG. 2;
fig. 4 is a first state diagram of embodiment 1 of the present invention;
fig. 5 is a second state diagram of embodiment 1 of the present invention;
fig. 6 is a structural diagram of a vacuum bag in embodiment 2 of the present invention;
FIG. 7 is a schematic view of the hollow enclosure of FIG. 6;
fig. 8 is a partial cutaway view of the second chamber in example 2 of the present invention;
fig. 9 is a movement state diagram of the vacuum bag according to embodiment 2 of the present invention;
fig. 10 is a partial cutaway view of the second chamber in example 3 of the present invention;
fig. 11 is a first state diagram of embodiment 3 of the present invention;
fig. 12 is a second state diagram of embodiment 3 of the present invention;
fig. 13 is a structural view of a tray body in embodiment 4 of the present invention.
Wherein: the bag comprises a first chamber 1, a second chamber 2, a first flow channel 3, a first hollow bag body 4-1, a second hollow bag body 4-2, a first sealing film 5-1, a second sealing film 5-2, a first needling 6-1, a second needling 6-2, a third needling 6-3, a third chamber 7, a second flow channel 8, a first sliding rail 9-1, a second sliding rail 9-2, a third sliding rail 9-3, a sliding chute 10 and a tray body 11.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the application, its application, or uses. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application, but the present application may be practiced in other ways than those described herein, and it will be apparent to those of ordinary skill in the art that the present application is not limited to the specific embodiments disclosed below.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
The relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present application unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.
In the description of the present application, it is to be understood that the orientation or positional relationship indicated by the directional terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc., are generally based on the orientation or positional relationship shown in the drawings, and are used for convenience of description and simplicity of description only, and in the case of not making a reverse description, these directional terms do not indicate and imply that the device or element being referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore, should not be considered as limiting the scope of the present application; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.
Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of protection of the present application is not to be construed as being limited.
Example 1:
as shown in fig. 1-5, the utility model discloses a device for carrying liquid to disc axle center direction, including first room 1, second room 2, first runner 3 and negative pressure module, first room 1 is connected with second room 2 through first runner 3 and is switched on, the negative pressure module includes first vacuum package and first acupuncture 6-1, first vacuum package and 2 sliding fit of second room, the bottom fixed connection of first acupuncture 6-1 and second room 2.
As shown in figure 2, the first vacuum bag consists of a first hollow bag body 4-1 and a first sealing film 5-1, the first hollow bag body 4-1 is placed into a vacuumizing device for vacuumizing, and then the first hollow bag body 4-1 is connected and sealed by the first sealing film 5-1.
As shown in fig. 3, the first hollow inclusion 4-1 has a boss shape, and is a hollow casing with one end open.
The left and right side walls and the bottom surface of the first hollow bag body 4-1 are in contact with the inner wall of the second chamber 2, and the first vacuum bag is static or does not move under the condition of static or slight vibration by means of friction force between the left and right side walls and the bottom surface.
When in use, the device is arranged on a detection table.
As shown in figure 4, initially, the liquid to be detected is located in the first chamber 1, the first hollow bag body 4-1 of the first vacuum bag is located on one side of the second chamber 2 close to the rotating shaft, and the first acupuncture 6-1 is located farther away from the rotating shaft than the first vacuum bag.
To introduce the liquid to be examined from the first chamber 1 into the second chamber 2, the examination table is rotated.
In the rotating state, the first hollow inclusion 4-1 generates a centrifugal force, and after the centrifugal force overcomes the friction force between the first hollow inclusion 4-1 and the second chamber 2, the first vacuum inclusion starts to slide outwards along the radial direction of the rotating shaft until the first sealing film 5-1 is contacted with the first needle pricks 6-1.
As shown in FIG. 5, when the centrifugal force of the first hollow inclusion 4-1 overcomes the pressure of the first needle 6-1 on the first sealing membrane 5-1, the first sealing membrane 5-1 is punctured by the first needle 6-1, and then negative pressure is formed in the second chamber 2.
Under the effect of the negative pressure in the second chamber 2, the liquid to be detected is introduced from the first chamber 1 into the second chamber 2.
The inventive concept of example 1: the liquid detection device comprises a first chamber 1, a first flow channel 3, a second chamber 2, a vacuum bag and a needle stick, wherein the first chamber 1, the first flow channel 3 and the second chamber 2 are sequentially connected and communicated, the vacuum bag and the needle stick are positioned in the second chamber 2, the vacuum bag is in sliding fit with the second chamber 2, the vacuum bag slides outwards in a mode of generating centrifugal force by rotation, the sliding vacuum bag is automatically punctured by the needle stick to form negative pressure, the technical problem that liquid to be detected is led into the second chamber 2 from the first chamber 1 is solved, and the liquid to be detected is led into the second chamber 2 from the first chamber 1 under the action of suction force formed by a negative pressure module.
The suction force formed by the negative pressure module is large, so that the working efficiency is high and the effect is good. In the operation process, need not to use auxiliary assembly such as press the depression bar, it is more convenient to use, and stability is better, and the cost is lower.
Example 2:
as shown in fig. 6 to 9, embodiment 2 is similar to embodiment 1, except that a first slide rail 9-1 is additionally arranged at the bottom of the second chamber 2, a chute 10 is additionally arranged at the bottom of the vacuum bag, the first slide rail 9-1 is slidably connected with the chute 10, the left and right sides of the second vacuum bag are not in contact with the inner wall of the second chamber 2, and the second vacuum bag is slidably connected between the first slide rail 9-1 and the top wall of the second chamber 2.
As shown in fig. 6, the second vacuum bag consists of a second hollow bag body 4-2 and a second sealing film 5-2, a chute 10 is arranged at the bottom of the second hollow bag body 4-2, the second hollow bag body 4-2 is placed into a vacuumizing device for vacuumizing, and then the second hollow bag body 4-2 is connected and sealed by the second sealing film 5-2.
As shown in fig. 7, the second hollow inclusion 4-2 has a boss shape, and is a hollow casing with one end open.
As shown in FIG. 8, the first slide rails 9-1 are fixedly connected to the bottom between the tip of the first acupuncture 6-1 and the side wall of the second chamber 2, and the first slide rails 9-1 are distributed along the radial direction of the rotating shaft.
The top wall of the second hollow bag body 4-2 is contacted with the top wall of the second chamber 2, the sliding chute 10 of the second hollow bag body 4-2 is contacted with the first sliding rail 9-1, and the second vacuum bag is static by means of the friction force between the second vacuum bag and the top walls of the first sliding rail 9-1 and the second chamber 2 under the static or slight vibration state of the device.
As shown in FIG. 9, when the centrifugal force of the second hollow inclusion 4-2 overcomes the pressure of the first prick 6-1 on the second sealing membrane 5-2, the second sealing membrane 5-2 is pricked by the first prick 6-1, and then negative pressure is formed in the second chamber 2.
Under the effect of the negative pressure in the second chamber 2, the liquid to be detected is introduced from the first chamber 1 into the second chamber 2.
The utility model concept of embodiment 2: the vacuum bag is characterized in that a first chamber 1, a first flow channel 3 and a second chamber 2 which are sequentially communicated are adopted, and a vacuum bag, a needle stick, a sliding groove 10 and a sliding rail are arranged in the second chamber 2 and distributed along the radial direction of a rotating shaft, and the vacuum bag is in sliding fit with the second chamber 2 through the sliding rail and the sliding groove 10. Due to the mutual adaptation of the slide groove 10 and the slide rail, the sliding direction of the vacuum bag can be better controlled, and the structure of the vacuum bag is not too dependent on the structure of the second chamber 2, and the vacuum bag can be made smaller. The vacuum bag slides outwards by means of centrifugal force generated by rotation, the sliding vacuum bag is automatically punctured by a needle to form negative pressure so as to solve the technical problem that the liquid to be detected is led into the second chamber 2 from the first chamber 1, and the liquid to be detected is led into the second chamber 2 from the first chamber 1 under the action of suction force formed by the negative pressure module.
The suction force formed by the negative pressure module is large, so that the working efficiency is high and the effect is good. In the operation process, need not to use auxiliary assembly such as press the depression bar, it is more convenient to use, and stability is better, and the cost is lower. The vacuum bag can be made smaller, further reducing the cost.
Example 3:
as shown in fig. 10-12, the embodiment 3 is similar to the embodiment 2, except that a second slide rail 9-2 is additionally arranged at the bottom of the second chamber 2, the second slide rail 9-2 is slidably connected with the slide groove 10, and the first acupuncture 6-1 is changed into the second acupuncture 6-2.
As shown in FIG. 10, the second acupuncture 6-2 and the second sliding track 9-2 are fixedly connected to the bottom of the second chamber 2 and distributed along the rotation direction, and the second sliding track 9-2 is located between the tip of the second acupuncture 6-2 and the side wall of the second chamber 2.
The top wall of the second hollow bag body 4-2 is contacted with the top wall of the second chamber 2, the sliding chute 10 of the second hollow bag body 4-2 is contacted with the second sliding rail 9-2, and the second vacuum bag is static by means of the friction force between the second vacuum bag and the top walls of the second sliding rail 9-2 and the second chamber 2 in a static or slightly vibrating state.
As shown in FIG. 11, initially, the liquid to be detected is located in the first chamber 1, the second hollow bag body 4-2 of the second vacuum bag is located in the left part of the second chamber 2, and the second acupuncture 6-2 is located in the right part of the second chamber 2.
When the detection table is rotated clockwise, the second hollow bag body 4-2 and the second chamber 2 tend to move relatively, and after the second hollow bag body 4-2 overcomes the friction force between the second hollow bag body and the top walls of the second sliding rail 9-2 and the second chamber 2, the second vacuum bag starts to slide rightwards along the vertical direction of the rotating radius until the second sealing film 5-2 is contacted with the second acupuncture 6-2.
As shown in FIG. 12, when the resultant force on the second hollow inclusion 4-2 overcomes the pressure of the second needle 6-2 on the second sealing membrane 5-2, the second sealing membrane 5-2 is punctured by the second needle 6-2, and a negative pressure is formed in the second chamber 2.
Under the effect of the negative pressure in the second chamber 2, the liquid to be detected is introduced from the first chamber 1 into the second chamber 2.
The utility model concept of example 3: the vacuum bag is characterized in that a first chamber 1, a first flow channel 3 and a second chamber 2 which are sequentially connected and communicated are adopted, and a vacuum bag, acupuncture needles, a sliding groove 10 and a sliding rail are arranged in the second chamber 2 and distributed along the vertical direction of the rotating radius, and the vacuum bag is in sliding fit with the second chamber 2 through the sliding rail and the sliding groove 10. Due to the mutual adaptation of the slide groove 10 and the slide rail, the sliding direction of the vacuum bag can be better controlled, and the structure of the vacuum bag is not too dependent on the structure of the second chamber 2, and the vacuum bag can be made smaller. The sliding direction of the vacuum bag is controlled by controlling the rotating direction, the vacuum bag sliding towards the needling direction is automatically punctured by the needles to form negative pressure so as to solve the technical problem that the liquid to be detected is led into the second chamber 2 from the first chamber 1, and the liquid to be detected is led into the second chamber 2 from the first chamber 1 under the action of suction force formed by the negative pressure module.
The suction force formed by the negative pressure module is large, so that the working efficiency is high and the effect is good. In the operation process, need not to use auxiliary assembly such as press the depression bar, it is more convenient to use, and stability is better, and the cost is lower. The vacuum bag can be made smaller, further reducing the cost. The mode of controlling the rotation direction of the device is utilized to control whether the vacuum bag forms negative pressure or not, and the use is more convenient.
Example 4:
as shown in fig. 13, embodiment 4 is similar to embodiment 3, and the utility model discloses a device for conveying liquid to disc axis direction, including first room 1, second room 2, first runner 3, third room 7, second runner 8, second vacuum package, third acupuncture 6-3 and third slide rail 9-3, first room 1, second room 2, first runner 3, third room 7 and second runner 8 are seted up on disc body 11, first room 1 is connected and is switched on with second room 2 through first runner 3, second room 2 is connected and is switched on with third room 7 through second runner 8, second room 2 is close to the center of disc body 11 than first room 1.
The third acupuncture 6-3 and the third sliding rail 9-3 are fixedly connected to the bottom of the third chamber 7 and distributed along the rotating direction, and the third sliding rail 9-3 is located between the tip of the third acupuncture 6-3 and the side wall of the third chamber 7.
The second vacuum bag is positioned at the left part in the third chamber 7, and the sliding groove 10 of the second hollow bag body 4-2 is in sliding fit with the third sliding rail 9-3 to fix the film on the top of the tray body 11. The top wall of the second hollow bag body 4-2 is in sliding fit with the coating film above the third chamber 7, and the second vacuum bag is static and does not move by means of friction force between the second vacuum bag and the top walls of the third slide rail 9-3 and the third chamber 7 in a static or slightly vibrating state.
At the beginning of detection, the liquid level to be detected is in the first chamber 1, the second hollow bag body 4-2 of the second vacuum bag is positioned at the left part of the third chamber 7, and the third acupuncture 6-3 is positioned at the right part of the third chamber 7.
When the detection platform is rotated clockwise, the second hollow inclusion 4-2 and the third chamber 7 tend to move relatively, and after the second hollow inclusion 4-2 overcomes the friction force between the second hollow inclusion and the top walls of the third slide rail 9-3 and the third chamber 7, the second vacuum inclusion starts to slide rightwards along the vertical direction of the rotation radius until the second sealing film 5-2 is in contact with the third acupuncture 6-3.
When the resultant force on the second hollow inclusion body 4-2 overcomes the pressure of the third prick 6-3 on the second sealing membrane 5-2, the second sealing membrane 5-2 is pricked by the third prick 6-3, and negative pressure is formed in the third chamber 7.
Under the effect of the negative pressure in the third chamber 7, the liquid to be detected is introduced from the first chamber 1 into the second chamber 2.
The utility model concept of example 4: the vacuum bag comprises a first chamber 1, a first flow channel 3, a second chamber 2, a second flow channel 8 and a third chamber 7 which are sequentially connected and communicated, and a vacuum bag, acupuncture needles, a sliding groove 10 and a sliding rail which are positioned in the third chamber 7 and distributed along the vertical direction of the rotating radius, wherein the vacuum bag is in sliding fit with the third chamber 7 through the sliding rail and the sliding groove 10. Due to the mutual adaptation of the chute 10 and the slide rail, the sliding direction of the vacuum bag can be better controlled, and the structure of the vacuum bag is not dependent on the structure of the third chamber 7, and the vacuum bag can be made smaller. The sliding direction of the vacuum bag is controlled by controlling the rotating direction, the vacuum bag sliding towards the needling direction is automatically punctured by the needles to form negative pressure so as to solve the technical problem that the liquid to be detected is led into the second chamber 2 from the first chamber 1, and the liquid to be detected is led into the second chamber 2 from the first chamber 1 under the action of suction force formed by the negative pressure module.
The suction force formed by the negative pressure module is large, so that the working efficiency is high and the effect is good. In the operation process, need not to use auxiliary assembly such as press the depression bar, it is more convenient to use, and stability is better, and the cost is lower. The vacuum bag can be made smaller, further reducing the cost. The mode of controlling the rotation direction of the device is utilized to control whether the vacuum bag forms negative pressure or not, and the use is more convenient. The negative pressure module is located in the third chamber 7, does not occupy the space of the second chamber 2, and is beneficial to containing liquid.
Claims (10)
1. A device for conveying liquid to the axial direction of a disc is characterized in that: including first room (1), second room (2), first runner (3) and negative pressure module, first room (1) is connected with second room (2) through first runner (3) and is switched on, negative pressure module and second room (2) sliding connection and switch on.
2. The apparatus for feeding liquid toward the axial center of a disc according to claim 1, wherein: the negative pressure module comprises a vacuum bag and a needle, one of the vacuum bag and the needle is a sliding part and is in sliding connection with the second chamber (2), the vacuum bag and the needle are close to each other under the action of centrifugal force, and the vacuum bag is punctured by the needle.
3. The apparatus for feeding liquid toward the axial center of a disc according to claim 2, wherein: the sliding piece is in sliding fit along the radial direction of the rotating shaft.
4. The apparatus for feeding liquid toward the axial center of a disc according to claim 2, wherein: the slider is slidably engaged in a direction perpendicular to the radius of rotation of the slider.
5. The apparatus for feeding liquid toward the axial center of a disc according to claim 2, wherein: the surface of the slide is in sliding engagement with the inner wall of the second chamber (2).
6. The apparatus for feeding liquid toward the axial center of a disc according to claim 2, wherein: the negative pressure module further comprises a sliding rail, and the sliding piece is in sliding fit with the sliding rail.
7. The apparatus for transporting liquid toward the axial center of a disc according to any one of claims 2 to 6, wherein: the vacuum bag comprises a hollow bag body with at least one open end and a sealing film, and the sealing film is connected with the hollow bag body and seals the hollow bag body.
8. The apparatus for feeding liquid toward the axial center of a disc as set forth in claim 7, wherein: the shape of the hollow bag body is a boss shape.
9. A device for conveying liquid to the axial direction of a disc is characterized in that: including first room (1), second room (2), first runner (3), third room (7), second runner (8) and negative pressure module, first room (1) is connected with second room (2) through first runner (3) and is switched on, second room (2) are connected with third room (7) through second runner (8) and are switched on, negative pressure module and third room (7) sliding connection and switch on.
10. The apparatus for transporting liquid toward the axial center of a disc as set forth in claim 9, wherein: the negative pressure module comprises a vacuum bag and a needle, one of the vacuum bag and the needle is a sliding part and is in sliding connection with the third chamber (7), the vacuum bag and the needle are close to each other under the action of centrifugal force, and the vacuum bag is punctured by the needle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920485976.0U CN210090490U (en) | 2019-04-11 | 2019-04-11 | Device for conveying liquid to disc axle center direction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920485976.0U CN210090490U (en) | 2019-04-11 | 2019-04-11 | Device for conveying liquid to disc axle center direction |
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| CN210090490U true CN210090490U (en) | 2020-02-18 |
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| CN201920485976.0U Withdrawn - After Issue CN210090490U (en) | 2019-04-11 | 2019-04-11 | Device for conveying liquid to disc axle center direction |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109884330A (en) * | 2019-04-11 | 2019-06-14 | 石家庄禾柏生物技术股份有限公司 | To the device of disk axis direction conveying liquid |
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2019
- 2019-04-11 CN CN201920485976.0U patent/CN210090490U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109884330A (en) * | 2019-04-11 | 2019-06-14 | 石家庄禾柏生物技术股份有限公司 | To the device of disk axis direction conveying liquid |
| CN109884330B (en) * | 2019-04-11 | 2024-03-26 | 石家庄禾柏生物技术股份有限公司 | Device for delivering liquid to disc axle center direction |
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