CN209809116U - Aspirator accessory for solid-liquid separation - Google Patents
Aspirator accessory for solid-liquid separation Download PDFInfo
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- CN209809116U CN209809116U CN201821718685.3U CN201821718685U CN209809116U CN 209809116 U CN209809116 U CN 209809116U CN 201821718685 U CN201821718685 U CN 201821718685U CN 209809116 U CN209809116 U CN 209809116U
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Abstract
The utility model relates to an aspirator accessory for solid-liquid separation, which comprises a box cover, a box body, an aspiration tube and a negative pressure bottle connecting tube, wherein the box body is a tubular structure with one open end and the other closed end, and the box cover is detachably connected with the open end of the box body; the inner cavity of the box body is divided into a left cavity and a right cavity by a partition for solid-liquid separation; one of them cavity is connected and is linked together with attracting the pipe, another cavity is connected and is linked together with negative pressure bottle connecting pipe, but this aspirator annex lug connection is between attracting pipe and the negative pressure bottle among the prior art, and convenient directness when acquireing solid tissue, the installation is also convenient simple with the dismantlement, need not to change the suction device who is using when acquireing solid tissue, does not influence or influences the operation process very little, all can be compatible with present widely used ordinary aspirator.
Description
Technical Field
The utility model relates to a medical aspirator accessory subassembly especially relates to an aspirator annex for solid-liquid separation.
Background
In current medical procedures, an aspirator is one of the most commonly used surgical tools. The function of the medicine is mainly to clear blood and dirt in the operation field and keep the operation field clean. In addition, the use of suction apparatus to assist in "side-cutting and suction" removal of diseased tissue (e.g., tumors) is also a common practice for surgeons. However, the suction apparatus can only clear tissues and cannot keep specimens, suction is often suspended in the operation, and other instruments (such as a tumor forceps) are used for keeping the specimens in the operation to mark pathology. After operation, only a large piece of pathological change tissue cut off in the operation can be selected for inspection, and the complete pathological change tissue cannot be obtained.
Two major types of medical suction apparatus are currently used in the market:
1. a common aspirator: the suction apparatus consists of a negative pressure suction bottle and a common suction tube. Is the most commonly used suction device in the operation at present. The disadvantage is that the suction tube is directly connected to a closed suction bottle, which is used for collecting waste and cannot separate liquid and tissue.
2. Blood recovery aspirator: a centrifugal device is arranged on the structure of a common aspirator, and the purpose of separating reusable blood is achieved. Used for recovering blood during operation and autotransfusion. The disadvantages are that the cost is high and the solid tissue can not be detached at any time.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is to provide an aspirator accessory for solid-liquid separation, which aims to solve at least one of the technical problems.
The utility model provides an above-mentioned technical problem's technical scheme as follows: an aspirator accessory for solid-liquid separation comprises a box cover, a box body, an aspiration tube and a negative pressure bottle connecting tube, wherein the box body is of a cylindrical structure with one open end and the other closed end, and the box cover is detachably connected with one open end of the box body; the inner cavity of the box body is divided into a left cavity and a right cavity by a partition for solid-liquid separation; one chamber is connected and communicated with the suction tube, and the other chamber is connected and communicated with the negative pressure bottle connecting tube.
The utility model has the advantages that: after the box cover is connected with the box body, the negative pressure bottle connecting pipe is connected with the negative pressure bottle, and the negative pressure suction force of the negative pressure bottle enables the suction pipe to remove substances such as blood, tissues and dirt in the operation and suck the sucked substances into the box body; the box body is of a cylindrical structure with one end open and the other end closed, and a space formed after the box body is connected with the box cover is used for containing substances sucked and led out by the suction tube; the inner cavity of the box body is divided into a left cavity and a right cavity by a partition for solid-liquid separation, the substances sucked out by the suction tube enter one cavity, the partition realizes the purpose of solid-liquid separation of the substances in the box body, the separated liquid enters the other cavity through the partition and then is discharged through the connecting pipe of the negative pressure bottle, and the solids are remained in the original cavity; when needs acquire solid tissue, only need with box body and lid separation, alright convenient direct acquisition solid tissue, but this aspirator annex lug connection is between the suction tube and the negative pressure bottle among the prior art, and convenient direct when acquireing solid tissue, the installation is also convenient simple with the dismantlement, need not to change the suction device who is using when acquireing solid tissue, does not influence or influences the operation process very little, all can be compatible with present widely used ordinary aspirator.
On the basis of the technical scheme, the utility model discloses can also do following improvement.
Furthermore, the box cover is provided with an inlet and an outlet, the inlet is positioned at one side of one chamber, and the outlet is positioned at one side of the other chamber; the entrance can be dismantled and be connected with and attract the pipe, the exit can be dismantled and be connected with the negative pressure bottle connecting pipe, and the one end of negative pressure bottle connecting pipe stretches into the lower part of another cavity from the export.
The beneficial effect of adopting the further scheme is that: the inlet and the outlet are arranged on the box cover, and the suction tube and the negative pressure bottle connecting tube are respectively connected with the inlet and the outlet, so that the box body is convenient to disassemble and assemble, the suction tube and the negative pressure bottle connecting tube cannot be influenced when the box body is disassembled, and the operation process is not influenced or is hardly influenced; one end of the negative pressure bottle connecting pipe extends into the lower part from the upper part of the other cavity, so that the negative pressure bottle connecting pipe extends into the box, separated liquid can be discharged through the negative pressure bottle connecting pipe in time, and the influence of liquid deposition on taking out a sample in the box is avoided.
Furthermore, the inlet is horn-shaped, the small-mouth end of the inlet is close to the box body, the diameter of the small-mouth end of the inlet is smaller than that of the suction tube, and the diameter of the large-mouth end of the inlet is larger than that of the suction tube; the suction tube is inserted into the small opening end of the inlet from the large opening end of the inlet, and the suction tube is in interference fit with the small opening end of the inlet.
The beneficial effect of adopting the further scheme is that: the trumpet-shaped inlet is convenient for the connection between the suction pipe and the inlet and convenient for installation, and the diameter of the small opening end of the inlet is smaller than that of the suction pipe, so that the suction pipe can be in interference fit with the small opening end of the inlet after being extruded into the small opening end of the inlet, and the requirement on sealing performance is met.
Further, the inlet is in a straight cylinder shape, and the diameter of the inlet is larger than that of the suction tube; the suction tube is tightly sleeved on the inlet.
The beneficial effect of adopting the further scheme is that: the diameter of the straight-tube-shaped inlet is larger than that of the suction tube, and when the suction tube is sleeved on the periphery of the inlet, the requirement on sealing performance can be met.
Further, the diameter of the negative pressure bottle connecting pipe is larger than that of the outlet; the negative pressure bottle connecting pipe is inserted into the lower part of the box body from the outlet.
The beneficial effect of adopting the further scheme is that: by setting the diameter of the negative pressure bottle connecting pipe to be larger than that of the outlet, the requirement of sealing performance can be guaranteed to be met when the negative pressure bottle connecting pipe is inserted into the outlet.
Furthermore, the box cover is in threaded connection with the box body, and a sealing ring is arranged on the inner side of the box cover.
The beneficial effect of adopting the further scheme is that: the box cover is in threaded connection with the box body, the box body can be conveniently mounted and dismounted by rotating and screwing in and out, and the sealing ring is arranged on the inner side of the box cover, so that the sealing performance can be further guaranteed.
Further, the partition is a screen partition, and the mesh diameter of the screen partition is 1/3 of the diameter of the suction tube.
The beneficial effect of adopting the further scheme is that: the size that the screen cloth cuts off the mesh can be according to the model that uses the diameter of inhaling pipe or attracting head to divide into different, and the mesh is too big then the solid matter can not survive, and the mesh is too little then easily blocks up: the mesh size is designed to be the suction tip diameter 1/3. This allows all of the liquid entering the aspirator to pass through the mesh and into the outlet side chamber, while solids larger than the suction head diameter 1/3 will not pass through and remain in the inlet side chamber.
Further, the box body is arranged in the groove.
The beneficial effect of adopting the further scheme is that: for the tissue sample needing to preserve activity, by arranging the constant temperature heater and arranging the box body in the constant temperature heater, when the adsorber is used for adsorption, the tissue activity can be ensured while the adsorbed tissue is reserved in the box body through solid-liquid separation, and the accuracy of tissue detection for inspection is improved.
Furthermore, the material of the inlet and the outlet is hard plastic.
The beneficial effect of adopting the further scheme is that: the inlet and the outlet are made of hard plastic, so that the inlet and the outlet can be connected with the suction tube and the negative pressure bottle connecting tube respectively in a stable and sealed manner.
Drawings
FIG. 1 is a schematic view of an embodiment of an aspirator attachment of the present invention;
fig. 2 is a schematic view of another embodiment of the suction apparatus accessory of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. the device comprises a box cover 11, an inlet 12, an outlet 2, a box body 3, a suction tube 4, a negative pressure bottle connecting tube 5, a partition 6 and a constant temperature heater.
Detailed Description
The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.
Example 1
As shown in fig. 1, an aspirator accessory for solid-liquid separation comprises a box cover 1, a box body 2, an aspiration tube 3 and a negative pressure bottle connecting tube 4, wherein the box body 2 is of a cylindrical structure with one open end and the other closed end, and the box cover 1 is detachably connected with the open end of the box body 2; the inner cavity of the box body 2 is divided into a left cavity and a right cavity by a partition 5 for solid-liquid separation; one of the chambers is connected and communicated with the suction tube 3, and the other chamber is connected and communicated with the negative pressure bottle connecting tube 4. Wherein, the aspirator accessories are connected with the negative pressure bottle through the negative pressure bottle connecting pipe 4.
Preferably, lid 1 and 2 threaded connection of box body, and be equipped with the sealing washer in 1 inboard of lid, lid 1 and 2 threaded connection of box body are twisted and are twisted out through the rotation, can realize convenient installation and dismantle box body 2, and set up the sealing washer in 1 inboard of lid and can further guarantee the leakproofness. After the box cover 1 is connected with the box body 2, the negative pressure bottle connecting pipe 4 is connected with a negative pressure bottle, the negative pressure suction of the negative pressure bottle enables the suction pipe 3 to remove substances such as blood, tissues and dirt in the operation, and the sucked and extracted substances are sucked into the box body 2; the box body 2 is a cylindrical structure with one end open and the other end closed, and a space formed after the box body 2 is connected with the box cover 1 is used for containing substances sucked out by the suction tube 3; the inner cavity of the box body 2 is divided into a left cavity and a right cavity by a partition 5 for solid-liquid separation, the substances sucked by the suction tube 3 enter one cavity, the partition 5 realizes the purpose of solid-liquid separation of the substances in the box body 2, the separated liquid enters the other cavity through the partition 5 and then is discharged through the negative pressure bottle connecting tube 4, and the solids are remained in the original cavity; when needs acquire solid tissue, only need separate box body 2 and lid 1, alright convenient direct acquisition solid tissue, but this aspirator annex lug connection is between suction tube 3 and the negative pressure bottle among the prior art, and convenient direct when acquireing solid tissue, the installation is also convenient simple with the dismantlement, need not to change the suction device who is using when acquireing solid tissue, does not influence or influences the operation process very little, all can be compatible with present widely used ordinary aspirator.
As shown in figure 1, an aspirator accessory for solid-liquid separation, a box cover 1 is provided with an inlet 11 and an outlet 12, the inlet 11 is positioned at one side of one chamber, and the outlet 12 is positioned at one side of the other chamber; the inlet 11 is detachably connected with a suction tube 3, the outlet 12 is detachably connected with a negative pressure bottle connecting tube 4, and one end of the negative pressure bottle connecting tube 4 extends into the lower part of the other chamber from the outlet 12.
The inlet 11 and the outlet 12 are arranged on the box cover 1, and the suction tube 3 and the negative pressure bottle connecting tube 4 are respectively connected through the inlet 11 and the outlet 12, so that the box body 2 is convenient to disassemble and assemble, the suction tube 3 and the negative pressure bottle connecting tube 4 are not influenced when the box body 2 is disassembled, and the operation process is not influenced or is hardly influenced; one end of the negative pressure bottle connecting pipe 4 extends into the lower part from the upper part of the other cavity, so that the negative pressure bottle connecting pipe 4 extends into the box, separated liquid can be discharged through the negative pressure bottle connecting pipe 4 in time, and the influence of liquid deposition is avoided to take out samples in the box.
An inlet 11 is horn-shaped, the small opening end of the inlet 11 is close to a box body 2, the diameter of the small opening end of the inlet 11 is smaller than that of a suction tube 3, and the diameter of the large opening end of the inlet 11 is larger than that of the suction tube 3; the suction tube 3 is inserted into the small end of the inlet 11 from the large end of the inlet 11, and the suction tube 3 is in interference fit with the small end of the inlet 11.
The entrance 11 that is the trumpet-shaped is convenient for attract pipe 3 and entrance 11's being connected, easy to assemble, and the diameter of the osculum end of entrance 11 is less than the diameter of attracting pipe 3 and can guarantee to attract behind the pipe 3 extrudes the osculum end of entrance 11 and entrance 11 osculum end interference fit, satisfies the leakproofness requirement, and can avoid the kneck lumen narrow to lead to blocking.
As shown in figure 1, the diameter of a negative pressure bottle connecting pipe 4 is larger than that of an outlet 12; the negative pressure bottle connection tube 4 is inserted from the outlet 12 to the lower portion of the case 2.
By setting the diameter of the negative pressure bottle connecting tube 4 larger than the diameter of the outlet 12, it is possible to ensure that the sealing property is satisfied when the negative pressure bottle connecting tube 4 is inserted into the outlet 12.
A kind of suction apparatus attachment used for solid-liquid separation, separate 5 for screen to separate 5, screen to separate 5 mesh size can be according to using the diameter of the suction tube 3 or suction head to differentiate the model, specifically, in this embodiment, the mesh diameter of the screen to separate 5 is 1/3 of the diameter of the suction tube 3. If the mesh is too large, the solid matter cannot be retained, and if the mesh is too small, the solid matter is easy to block: the mesh size is designed to be the suction tip diameter 1/3. This allows all liquid entering the aspirator to pass through the mesh and into the chamber on the outlet 12 side, while solid material larger than the suction head diameter 1/3 will not pass through and remain in the chamber on the inlet 11 side.
An aspirator accessory for solid-liquid separation, an inlet 11 and an outlet 12 are made of hard plastic.
The inlet 11 and the outlet 12 are made of hard plastic, so that the inlet 11 and the outlet 12 can be connected with the suction tube 3 and the negative pressure bottle connecting tube 4 respectively in a stable and sealed manner.
Specifically, in this embodiment, the box cover and the box body are both cylindrical, the radius of the box cover is 4cm, the height of the box body is 6cm, the radius of the box body is 3.5cm, the outer diameters of the inlet and the outlet are 7mm, the inner diameter is 5mm, the height of the inlet and the outlet higher than the box cover is 2cm, the length of the negative pressure bottle connecting pipe extending into the box body is 5cm, and the diameter of the mesh is 2mm/3mm/4 mm.
The beneficial effect of this embodiment is: the aspirator accessory can be directly connected between the aspiration tube 3 and the negative pressure bottle in the prior art, is convenient and direct when solid tissues are obtained, is convenient and simple to mount and dismount, does not need to replace an aspiration device which is used when the solid tissues are obtained, does not influence or hardly influences the operation process of an operation, and is compatible with a common aspirator which is widely used at present.
Example 2
As shown in fig. 1, an aspirator accessory for solid-liquid separation comprises a box cover 1, a box body 2, an aspiration tube 3 and a negative pressure bottle connecting tube 4, wherein the box body 2 is of a cylindrical structure with one open end and the other closed end, and the box cover 1 is detachably connected with the open end of the box body 2; the inner cavity of the box body 2 is divided into a left cavity and a right cavity by a partition 5 for solid-liquid separation; one of the chambers is connected and communicated with the suction tube 3, and the other chamber is connected and communicated with the negative pressure bottle connecting tube 4. Wherein, the aspirator accessories are connected with the negative pressure bottle through the negative pressure bottle connecting pipe 4.
Preferably, lid 1 and 2 threaded connection of box body, and be equipped with the sealing washer in 1 inboard of lid, lid 1 and 2 threaded connection of box body are twisted and are twisted out through the rotation, can realize convenient installation and dismantle box body 2, and set up the sealing washer in 1 inboard of lid and can further guarantee the leakproofness. After the box cover 1 is connected with the box body 2, the negative pressure bottle connecting pipe 4 is connected with a negative pressure bottle, the negative pressure suction of the negative pressure bottle enables the suction pipe 3 to remove substances such as blood, tissues and dirt in the operation, and the sucked and extracted substances are sucked into the box body 2; the box body 2 is a cylindrical structure with one end open and the other end closed, and a space formed after the box body 2 is connected with the box cover 1 is used for containing substances sucked out by the suction tube 3; the inner cavity of the box body 2 is divided into a left cavity and a right cavity by a partition 5 for solid-liquid separation, the substances sucked by the suction tube 3 enter one cavity, the partition 5 realizes the purpose of solid-liquid separation of the substances in the box body 2, the separated liquid enters the other cavity through the partition 5 and then is discharged through the negative pressure bottle connecting tube 4, and the solids are remained in the original cavity; when needs acquire solid tissue, only need separate box body 2 and lid 1, alright convenient direct acquisition solid tissue, but this aspirator annex lug connection is between suction tube 3 and the negative pressure bottle among the prior art, and convenient direct when acquireing solid tissue, the installation is also convenient simple with the dismantlement, need not to change the suction device who is using when acquireing solid tissue, does not influence or influences the operation process very little, all can be compatible with present widely used ordinary aspirator.
As shown in figure 1, an aspirator accessory for solid-liquid separation, a box cover 1 is provided with an inlet 11 and an outlet 12, the inlet 11 is positioned at one side of one chamber, and the outlet 12 is positioned at one side of the other chamber; the inlet 11 is detachably connected with a suction tube 3, the outlet 12 is detachably connected with a negative pressure bottle connecting tube 4, and one end of the negative pressure bottle connecting tube 4 extends into the lower part of the other chamber from the outlet 12.
The inlet 11 and the outlet 12 are arranged on the box cover 1, and the suction tube 3 and the negative pressure bottle connecting tube 4 are respectively connected through the inlet 11 and the outlet 12, so that the box body 2 is convenient to disassemble and assemble, the suction tube 3 and the negative pressure bottle connecting tube 4 are not influenced when the box body 2 is disassembled, and the operation process is not influenced or is hardly influenced; one end of the negative pressure bottle connecting pipe 4 extends into the lower part from the upper part of the other cavity, so that the negative pressure bottle connecting pipe 4 extends into the box, separated liquid can be discharged through the negative pressure bottle connecting pipe 4 in time, and the influence of liquid deposition is avoided to take out samples in the box.
An aspirator accessory for solid-liquid separation, wherein an inlet 11 is in a straight cylinder shape, and the diameter of the inlet 11 is larger than that of an aspiration tube 3; the suction tube 3 is tightly sleeved on the inlet 11.
The diameter of the straight-tube-shaped inlet 11 and the diameter of the inlet 11 are larger than that of the suction tube 3, and when the suction tube 3 is sleeved on the periphery of the inlet 11, the requirement on sealing performance can be met.
As shown in figure 1, the diameter of a negative pressure bottle connecting pipe 4 is larger than that of an outlet 12; the negative pressure bottle connection tube 4 is inserted from the outlet 12 to the lower portion of the case 2.
By setting the diameter of the negative pressure bottle connecting tube 4 larger than the diameter of the outlet 12, it is possible to ensure that the sealing property is satisfied when the negative pressure bottle connecting tube 4 is inserted into the outlet 12.
A kind of suction apparatus attachment used for solid-liquid separation, separate 5 for screen to separate 5, screen to separate 5 mesh size can be according to using the diameter of the suction tube 3 or suction head to differentiate the model, specifically, in this embodiment, the mesh diameter of the screen to separate 5 is 1/3 of the diameter of the suction tube 3. If the mesh is too large, the solid matter cannot be retained, and if the mesh is too small, the solid matter is easy to block: the mesh size is designed to be the suction tip diameter 1/3. This allows all of the liquid entering the aspirator to pass through the mesh and into the chamber on the outlet 12 side, while solid matter larger than the suction head diameter 1/3 will not pass through and remain in the chamber on the inlet 11 side.
An aspirator accessory for solid-liquid separation, an inlet 11 and an outlet 12 are made of hard plastic.
The inlet 11 and the outlet 12 are made of hard plastic, so that the inlet 11 and the outlet 12 can be connected with the suction tube 3 and the negative pressure bottle connecting tube 4 respectively in a stable and sealed manner.
Specifically, in this embodiment, the box cover and the box body are both cylindrical, the radius of the box cover is 4cm, the height of the box body is 6cm, the radius of the box body is 3.5cm, the outer diameters of the inlet and the outlet are 7mm, the inner diameter is 5mm, the height of the inlet and the outlet higher than the box cover is 2cm, the length of the negative pressure bottle connecting pipe extending into the box body is 5cm, and the diameter of the mesh is 2mm/3mm/4 mm.
The beneficial effect of this embodiment is: the aspirator accessory can be directly connected between the aspiration tube 3 and the negative pressure bottle in the prior art, is convenient and direct when solid tissues are obtained, is convenient and simple to mount and dismount, does not need to replace an aspiration device which is used when the solid tissues are obtained, does not influence or hardly influences the operation process of an operation, and is compatible with a common aspirator which is widely used at present.
Example 3
As shown in figure 2, the aspirator attachment for solid-liquid separation further comprises a constant temperature heater 6 on the basis of embodiment 1 or embodiment 2, a groove is arranged on the constant temperature heater 6, and the box body 2 is arranged in the groove.
The beneficial effect of this embodiment is: this embodiment has all beneficial effects of embodiment 1 or embodiment 2, and to the tissue sample that needs the activity of preserving, through setting up constant temperature heater 6 to place box body 2 in constant temperature heater 6, when using the adsorber to adsorb, can guarantee that the tissue that adsorbs out can also guarantee the tissue activity when solid-liquid separation remains in box body 2, improves the accuracy nature to the censorship tissue detection.
Example 4
As shown in fig. 1, an aspirator accessory for solid-liquid separation comprises a box cover 1, a box body 2, an aspiration tube 3 and a negative pressure bottle connecting tube 4, wherein the box body 2 is of a cylindrical structure with one open end and the other closed end, and the box cover 1 is detachably connected with the open end of the box body 2; the inner cavity of the box body 2 is divided into a left cavity and a right cavity by a partition 5 for solid-liquid separation; one of the chambers is connected and communicated with the suction tube 3, and the other chamber is connected and communicated with the negative pressure bottle connecting tube 4.
The beneficial effect of this embodiment is: after the box cover 1 is connected with the box body 2, the negative pressure bottle connecting pipe 4 is connected with a negative pressure bottle, the negative pressure suction of the negative pressure bottle enables the suction pipe 3 to remove substances such as blood, tissues and dirt in the operation, and the sucked and extracted substances are sucked into the box body 2; the box body 2 is a cylindrical structure with one end open and the other end closed, and a space formed after the box body 2 is connected with the box cover 1 is used for containing substances sucked out by the suction tube 3; the inner cavity of the box body 2 is divided into a left cavity and a right cavity by a partition 5 for solid-liquid separation, the substances sucked by the suction tube 3 enter one cavity, the partition 5 realizes the purpose of solid-liquid separation of the substances in the box body 2, the separated liquid enters the other cavity through the partition 5 and then is discharged through the negative pressure bottle connecting tube 4, and the solids are remained in the original cavity; when needs acquire solid tissue, only need separate box body 2 and lid 1, alright convenient direct acquisition solid tissue, but this aspirator annex lug connection is between suction tube 3 and the negative pressure bottle among the prior art, and convenient direct when acquireing solid tissue, the installation is also convenient simple with the dismantlement, need not to change the suction device who is using when acquireing solid tissue, does not influence or influences the operation process very little, all can be compatible with present widely used ordinary aspirator.
In the description herein, reference to the terms "embodiment one," "embodiment two," "example," "specific example," or "some examples," etc., means that a particular method, apparatus, or feature described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, methods, apparatuses, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (9)
1. The aspirator accessory for solid-liquid separation is characterized by comprising a box cover (1), a box body (2), an aspiration tube (3) and a negative pressure bottle connecting tube (4), wherein the box body (2) is of a cylindrical structure with one open end and the other closed end, and the box cover (1) is detachably connected with the open end of the box body (2); the inner cavity of the box body (2) is divided into a left cavity and a right cavity by a partition (5) for solid-liquid separation; one chamber is connected and communicated with the suction tube (3), and the other chamber is connected and communicated with the negative pressure bottle connecting tube (4).
2. The aspirator attachment for solid-liquid separation according to claim 1, characterized in that the box cover (1) is provided with an inlet (11) and an outlet (12), the inlet (11) being located at one side of the one chamber and the outlet (12) being located at one side of the other chamber; the suction tube (3) is detachably connected to the inlet (11), the negative pressure bottle connecting tube (4) is detachably connected to the outlet (12), and one end of the negative pressure bottle connecting tube (4) extends into the lower portion of the other chamber from the outlet (12).
3. The aspirator attachment for solid-liquid separation according to claim 2, characterized in that the inlet (11) is trumpet-shaped, the small end of the inlet (11) is close to the box body (2), the diameter of the small end of the inlet (11) is smaller than that of the suction tube (3), and the diameter of the large end of the inlet (11) is larger than that of the suction tube (3); the suction tube (3) is inserted into the small-opening end of the inlet (11) from the large-opening end of the inlet (11), and the suction tube (3) is in interference fit with the small-opening end of the inlet (11).
4. The aspirator attachment for solid-liquid separation according to claim 2, characterized in that the inlet (11) is in the shape of a straight cylinder and the diameter of the inlet (11) is larger than the diameter of the aspiration tube (3); the suction tube (3) is tightly sleeved on the inlet (11).
5. The aspirator attachment for solid-liquid separation according to claim 2, characterized in that the diameter of the negative pressure bottle connection tube (4) is larger than the diameter of the outlet (12); the negative pressure bottle connecting pipe (4) is inserted into the lower part of the box body (2) from the outlet (12).
6. The aspirator attachment for solid-liquid separation according to claim 1, characterized in that the box cover (1) is screwed to the box body (2) and a sealing ring is provided inside the box cover (1).
7. The aspirator attachment for solid-liquid separation according to claim 1, characterized in that the partition (5) is a screen partition (5), the mesh diameter of the screen partition (5) being 1/3 of the diameter of the aspiration tube (3).
8. The aspirator attachment for solid-liquid separation according to claim 1, further comprising a constant temperature heater (6), wherein a groove is provided on the constant temperature heater (6), and the box body (2) is placed in the groove.
9. The aspirator attachment for solid-liquid separation according to claim 2, characterized in that the inlet (11) and the outlet (12) are made of hard plastic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821718685.3U CN209809116U (en) | 2018-10-23 | 2018-10-23 | Aspirator accessory for solid-liquid separation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821718685.3U CN209809116U (en) | 2018-10-23 | 2018-10-23 | Aspirator accessory for solid-liquid separation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209809116U true CN209809116U (en) | 2019-12-20 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821718685.3U Active CN209809116U (en) | 2018-10-23 | 2018-10-23 | Aspirator accessory for solid-liquid separation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209809116U (en) |
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2018
- 2018-10-23 CN CN201821718685.3U patent/CN209809116U/en active Active
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