CN220812717U - Liquid supply spinning device - Google Patents
Liquid supply spinning device Download PDFInfo
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- CN220812717U CN220812717U CN202322169884.0U CN202322169884U CN220812717U CN 220812717 U CN220812717 U CN 220812717U CN 202322169884 U CN202322169884 U CN 202322169884U CN 220812717 U CN220812717 U CN 220812717U
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- liquid
- liquid supply
- air pressure
- solution
- liquid storage
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- 239000007788 liquid Substances 0.000 title claims abstract description 140
- 238000009987 spinning Methods 0.000 title claims abstract description 51
- 238000003860 storage Methods 0.000 claims abstract description 54
- 238000009413 insulation Methods 0.000 claims abstract description 32
- 239000007921 spray Substances 0.000 claims abstract description 31
- 238000009826 distribution Methods 0.000 claims abstract description 14
- 230000009471 action Effects 0.000 claims abstract description 9
- 238000001514 detection method Methods 0.000 claims description 41
- 238000007789 sealing Methods 0.000 claims description 23
- 239000011261 inert gas Substances 0.000 claims description 9
- 230000008859 change Effects 0.000 claims description 8
- 238000005507 spraying Methods 0.000 claims description 5
- 239000012212 insulator Substances 0.000 claims description 4
- 238000002955 isolation Methods 0.000 claims description 3
- 238000010079 rubber tapping Methods 0.000 claims 1
- 239000000835 fiber Substances 0.000 abstract description 7
- 230000008021 deposition Effects 0.000 abstract description 5
- 239000000758 substrate Substances 0.000 abstract description 4
- 230000000903 blocking effect Effects 0.000 abstract description 2
- 239000000243 solution Substances 0.000 description 79
- 238000004519 manufacturing process Methods 0.000 description 9
- 230000000694 effects Effects 0.000 description 6
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 229920000642 polymer Polymers 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000015556 catabolic process Effects 0.000 description 2
- 238000001523 electrospinning Methods 0.000 description 2
- 238000010041 electrostatic spinning Methods 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 239000004593 Epoxy Substances 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Landscapes
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
Abstract
The utility model discloses a liquid supply spinning device, which comprises: the spray head device comprises a spinning seat, a spray head is arranged on the spinning seat, and a diversion cavity is arranged in the spinning seat; the pressurizing liquid supply device comprises a liquid storage container, a liquid supply pipe and a first air pressure pressurizing device, wherein a first air inlet is formed in the liquid storage container, the first air pressure pressurizing device is connected with the first air inlet and can apply air pressure to the liquid storage cavity, so that solution in the liquid storage cavity enters the liquid supply pipe under the action of the air pressure and is supplied to the diversion cavity. The pressure of the solution in the diversion cavity is increased under the action of high air pressure, so that the pressure of the solution at each spray head is more consistent, the spray quantity of the solution at each spray head is more similar, the fiber deposition distribution on the substrate is more uniform, and the blocking condition of the spray heads can be reduced by the high-pressure solution; the solution can be conveniently pressurized and supplied by utilizing the air pressure, and the pressure is easy to control; the charged solution is pressurized in a contactless manner by means of air pressure, so that the insulation requirements on the device can be reduced.
Description
Technical Field
The utility model relates to the technical field of electrostatic spinning, in particular to a liquid supply spinning device.
Background
Electrospinning is a special fiber manufacturing process in which a polymer solution is stretched in a strong electric field to form a jet of fibers that deposit on a substrate. One way of electrospinning is that a plurality of spray heads are mounted on a spinning base, and a polymer solution is simultaneously supplied to the plurality of spray heads.
In the existing electrostatic spinning system, when the solution is supplied to a plurality of spray heads, the pressure of the solution in part of the spray heads is lower due to different positions of the spray heads, the sprayed solution is less, and the spray heads are uneven in distribution due to the fact that the solution is easy to gel, impurities exist in the solution or gather at the corner positions of a spinning pipe, so that the spray quantity of the solution of the spray heads is uneven, fiber deposition on a substrate is uneven, and normal spinning is affected.
Disclosure of utility model
The utility model mainly aims to provide a liquid supply spinning device, and aims to solve the technical problem that in the prior art, the deposition distribution of spinning fibers is uneven due to uneven distribution of a solution among a plurality of spray heads.
In order to achieve the above object, the present utility model provides a liquid supply spinning device, comprising:
The spray head device comprises a spinning seat, a plurality of spray heads for spraying solution are arranged on the spinning seat, a flow distribution cavity is arranged in the spinning seat, and the spray heads are communicated with the flow distribution cavity;
The pressurizing liquid supply device comprises a liquid storage container, a liquid supply pipe and a first air pressure pressurizing device, wherein a liquid storage cavity is formed in the liquid storage container, a first air inlet communicated with the liquid storage cavity is formed in the liquid storage container, a liquid inlet and a liquid supply port are formed in the liquid supply pipe, the liquid inlet is formed in the inner side of the liquid storage cavity, the liquid supply port is communicated with the flow distribution cavity, the first air pressure pressurizing device is connected with the first air inlet and can apply air pressure to the liquid storage cavity, and therefore solution in the liquid storage cavity enters the liquid supply pipe from the liquid inlet under the action of the air pressure and is supplied to the flow distribution cavity.
The polymer solution is in the liquid storage cavity of the liquid storage container, the liquid inlet of the liquid supply pipe is arranged at the lower side of the liquid level, the first air pressure pressurizing device applies air pressure to the liquid storage cavity, the solution enters the liquid supply pipe from the liquid inlet under the pressure of high air pressure, is supplied into the diversion cavity of the spinning seat through the liquid supply pipe, and improves the pressure of the solution in the diversion cavity under the action of high air pressure, so that the diversion cavity is filled with the high-pressure solution, the pressure of the solution at each nozzle position is more consistent, the injection quantity of the solution at each nozzle is more similar, the fiber deposition distribution on the base material is more uniform, after the pressure of the solution is increased, the situation that the nozzle is blocked by the high-pressure solution can be reduced, the injection quantity of the high-pressure solution can be improved, and the spinning production efficiency can be improved; in addition, the solution can be conveniently pressurized and supplied by utilizing the air pressure, the pressure is easy to control, and the air pressure can adapt to the change of the liquid level to keep applying the pressure; the charged solution is pressurized in a contactless manner by means of air pressure, so that the insulation requirements on the device can be reduced.
Preferably, the liquid supply spinning device further comprises a solution consumption detecting device, wherein the solution consumption detecting device is used for detecting the consumption of the solution in the liquid storage container, the solution consumption detecting device comprises a weight detector, the weight detector supports the liquid storage container, and the weight detector can detect the weight change value of the solution in the liquid storage container.
The weight detector can detect the weight change value of the solution in the liquid storage container, and can obtain the reduction amount of the solution in the production process and the injection amount of the solution, so that a producer can conveniently monitor and control the spinning amount, the production process is more controllable, and the uniformity of the spinning amount is improved.
Preferably, the solution consumption detecting means includes an insulating support plate, an insulating structure, and the weight detector, which are sequentially disposed from top to bottom, and the liquid storage container is disposed on an upper side of the insulating support plate.
An insulating support plate and an insulating structure are arranged between a liquid storage container filled with charged solution and the weight detector, the liquid storage container is placed on the insulating support plate, and the insulating structure is arranged on the lower side of the insulating support plate, so that the weight detector can be protected through the insulating action of the insulating support plate and the insulating structure, and the weight detector can operate more stably.
Preferably, the insulation structure comprises a first insulation piece, a middle insulation plate and a second insulation piece which are sequentially arranged from top to bottom, wherein a plurality of annular grooves which are arranged at intervals up and down are formed in the outer side wall of the first insulation piece and/or the outer side wall of the second insulation piece, and the cross sections of the first insulation piece and the second insulation piece are smaller than the cross section of the middle insulation plate.
The outer side walls of the first insulating piece and the second insulating piece are provided with a plurality of annular grooves which are arranged at intervals up and down, so that the creepage distance can be increased, the current is weakened, and the insulating effect is enhanced; an intermediate isolation plate with a larger cross-sectional area is arranged between the first insulating piece and the second insulating piece, and the creepage distance increased suddenly can enhance the insulating effect between the weight detector and the liquid storage container and between the weight detector and the charged solution, so that the weight detector is further protected.
Preferably, the cross-sectional area of the intermediate insulating plate is 1.5 to 2 times the cross-sectional area of the first insulating member and the second insulating member.
Preferably, the solution consumption detecting device further comprises an insulating sealing cover, wherein the upper end and the lower end of the insulating sealing cover are respectively connected with the insulating supporting plate and the weight detector, the insulating structure is arranged on the inner side of the insulating sealing cover, a sealing space is formed among the insulating sealing cover, the insulating supporting plate and the weight detector, and a second air inlet for filling inert gas into the sealing space is formed in the insulating sealing cover.
A sealed space is formed among the insulating sealing cover, the insulating supporting plate and the weight detector, and inert gas can be filled into the sealed space through the second air inlet, so that the possibility of air breakdown caused by current can be reduced by the inert gas, and the insulating performance is further enhanced.
Preferably, the liquid supply spinning device further comprises a pressure detection device, the pressure detection device is connected with the nozzle device, and the pressure detection device is used for detecting the pressure in the diversion cavity. The pressure detection device can detect the pressure of the solution in the diversion cavity, so that the real-time pressure of the monitored solution can be conveniently known, and the production process can be timely adjusted.
Preferably, the pressure detection device comprises a detection tube connected to the spinning seat, the lower side of the detection tube is communicated with the diversion cavity, the upper side of the detection tube is higher than the upper end of the diversion cavity, the upper side of the detection tube is connected with a second air pressure pressurizing device and an air pressure sensor, the second air pressure pressurizing device can add air pressure into the detection tube and enable the liquid level in the detection tube to be flush with the upper end of the diversion cavity, and the air pressure sensor can detect the air pressure in the detection tube and indicate the air pressure when the liquid level in the detection tube is flush with the upper end of the diversion cavity.
When the device works, part of solution in the split flow cavity enters the detection pipe from the lower side, the second air pressure pressurizing device is used for adding air pressure into the detection pipe from the upper side, pressure opposite to the direction of the second air pressure pressurizing device on the solution in the split flow cavity is generated, the air pressure output pressure of the second air pressure pressurizing device is regulated to enable the solution level in the detection pipe to be level with the upper end of the split flow cavity, at the moment, the air pressure value detected by the air pressure sensor is the internal pressure of the split flow cavity, and the air pressure sensor only takes air as a medium and does not contact with charged solution, so that the protection of the air pressure sensor is facilitated, and the insulation and corrosion resistance requirements are reduced.
Preferably, the first air pressure device is a first air compressor.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the solutions of the prior art, the drawings which are necessary for the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model and that other drawings can be obtained from the structures shown in these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of an embodiment of the present utility model;
FIG. 2 is a schematic diagram showing the structure of a solution consumption amount detecting apparatus according to the present utility model;
fig. 3 is a schematic structural diagram of another embodiment of the present utility model.
In the accompanying drawings: 1-shower head device, 11-spinning seat, 111-split cavity, 12-shower head, 2-pressure boost liquid supply device, 21-liquid storage container, 212-first air inlet, 22-liquid supply pipe, 221-inlet, 222-liquid supply port, 23-first air pressure pressurizing device, 3-solution consumption detection device, 31-weight detector, 32-insulating support plate, 33-insulating structure, 331-first insulating piece, 332-middle insulating plate, 333-second insulating piece, 334-annular groove, 34-insulating sealed cover, 341-second air inlet, 35-inert gas container, 4-pressure detection device, 41-detection pipe, 42-second air pressure pressurizing device, 421-second air compressor, 422-second booster pump, 43-air pressure sensor.
The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to fall within the scope of the utility model.
In addition, if a directional instruction such as up, down, left, right, front, rear, etc. is referred to in the embodiment of the present utility model, the directional instruction is merely used to explain the relative positional relationship, movement condition, etc. between the components in a specific posture, and if the specific posture is changed, the directional instruction is changed accordingly.
In addition, if there is a description of "first", "second", etc. in the embodiments of the present utility model, the description of "first", "second", 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 addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base the implementation on the basis of those skilled in the art, and when the technical solutions are contradictory or cannot be implemented, it should be considered that the combination of the technical solutions does not exist and is not within the scope of protection claimed by the present utility model.
As shown in fig. 1 to 3, a liquid supply spinning device includes a head device 1 and a pressurized liquid supply device 2.
The spray head device 1 comprises a spray wire seat 11, a plurality of spray heads 12 for spraying solution are arranged on the spray wire seat 11, a diversion cavity 111 is arranged in the spray wire seat 11, and the spray heads 12 are communicated with the diversion cavity 111. Specifically, the spinneret holder 11 is elongated, and the plurality of spray heads 12 are arranged along the length direction of the spinneret holder 11.
The pressurizing liquid supply device 2 comprises a liquid storage container 21, a liquid supply pipe 22 and a first air pressure pressurizing device 23, a liquid storage cavity is arranged in the liquid storage container 21, a first air inlet 212 communicated with the liquid storage cavity is arranged on the liquid storage container 21, the liquid supply pipe 22 is provided with a liquid inlet 221 and a liquid supply port 222, the liquid inlet 221 is arranged on the inner side of the liquid storage cavity, the liquid supply port 222 is communicated with the flow distribution cavity 111, the first air pressure pressurizing device 23 is connected with the first air inlet 212 and can apply air pressure to the liquid storage cavity, and solution in the liquid storage cavity enters the liquid supply pipe 22 from the liquid inlet 221 under the action of the air pressure and is supplied to the flow distribution cavity 111. Since the solution is charged during the spinning operation, the solution is insulated from other parts, and thus the spinning base 11, the liquid storage container 21, the liquid supply pipe 22, and the like, which are in contact with the solution, are made of insulating materials.
The polymer solution is in the liquid storage cavity of the liquid storage container 21, the first air inlet 212 is at the upper side of the liquid level, the liquid inlet 221 of the liquid supply pipe 22 is at the lower side of the liquid level, the first air pressure pressurizing device 23 applies air pressure to the liquid storage cavity to increase the pressure, the solution enters the liquid supply pipe 22 from the liquid inlet 221 under the pressure of high air pressure, is supplied into the diversion cavity 111 of the spinning seat 11 through the liquid supply pipe 22, and increases the pressure of the solution in the diversion cavity 111 under the action of high air pressure, so that the diversion cavity 111 is filled with the high-pressure solution, the pressure of the solution at the position of each spray head 12 is more consistent, the spraying amount of the solution of each spray head 12 is more similar, the fiber deposition distribution on the substrate is more uniform, after the pressure of the solution is increased, the blocking condition of the spray heads 12 can be reduced, the spraying amount of the high-pressure solution can also be increased, and the spinning production efficiency can be improved; in addition, the solution can be conveniently pressurized and supplied by utilizing the air pressure, the pressure is easy to control, and the air pressure can adapt to the change of the liquid level to keep applying the pressure; the charged solution is pressurized in a non-contact way by utilizing air pressure, so that the insulation requirement and the corrosion resistance requirement of the device can be reduced.
In some embodiments, the first pneumatic pressurizing device 23 is a first air compressor. The first air compressor pressurizes and delivers compressed air to the reservoir 21.
In some embodiments, the liquid supply spinning apparatus further comprises a solution consumption detecting device 3, the solution consumption detecting device 3 is used for detecting the consumption of the solution in the liquid storage container 21, the solution consumption detecting device 3 comprises a weight detector 31, the weight detector 31 supports the liquid storage container 21, and the weight detector 31 can detect the weight change value of the solution in the liquid storage container 21.
The weight detector 31 can detect the weight change value of the solution in the liquid storage container 21, specifically can be combined with a calculation control module, the weight change value can be obtained by calculating the weight value detected by the weight detector 31 in front and back time, the reduction amount of the solution in the production process can be obtained, and the injection amount of the solution can be obtained, so that a producer can conveniently monitor and control the spinning amount, the production process is more controllable, and the uniformity of the spinning amount is improved.
Further, referring to fig. 2, the solution consumption amount detection apparatus 3 includes an insulating support plate 32, an insulating structure 33, and a weight detector 31, which are disposed in this order from top to bottom, and the reservoir 21 is placed on the upper side of the insulating support plate 32.
An insulating support plate 32 and an insulating structure 33 are arranged between the liquid storage container 21 filled with the charged solution and the weight detector 31, the liquid storage container 21 is placed on the insulating support plate 32, the insulating structure 33 is arranged on the lower side of the insulating support plate 32, and the weight detector 31 can be protected through the insulating action of the insulating support plate 32 and the insulating structure 33, so that the weight detector 31 can operate more stably.
Further, the insulating structure 33 includes a first insulating member 331, a middle insulating plate 332, and a second insulating member 333 sequentially disposed from top to bottom, and a plurality of annular grooves 334 arranged at intervals from top to bottom are disposed on the outer side walls of the first insulating member 331 and/or the second insulating member 333, and cross-sectional areas of the first insulating member 331 and the second insulating member 333 are smaller than that of the middle insulating plate 332.
The outer side walls of the first insulating part 331 and the second insulating part 333 are provided with a plurality of annular grooves 334 which are arranged at intervals up and down, so that the creepage distance can be increased, the current can be reduced, and the insulating effect can be enhanced; the intermediate isolation plate 332 with a larger cross-sectional area is arranged between the first insulating member 331 and the second insulating member 333, and the suddenly increased creepage distance can enhance the insulating effect between the weight detector 31 and the liquid storage container 21 and the charged solution, thereby further protecting the weight detector 31. The first insulator 331, the intermediate insulating plate 332, and the second insulator 333 may be made of an insulating material such as epoxy, POM, PE, or glass fiber reinforced plastic.
Further, the cross-sectional area of the middle insulating plate 332 is 1.5-2 times that of the first insulating member 331 and the second insulating member 333, so that the insulating effect is better and the occupied space is small.
Further, the solution consumption detecting device 3 further includes an insulation sealing cover 34, the upper end and the lower end of the insulation sealing cover 34 are respectively connected to the insulation supporting plate 32 and the weight detector 31, the insulation structure 33 is arranged on the inner side of the insulation sealing cover 34, a sealing space is formed among the insulation sealing cover 34, the insulation supporting plate 32 and the weight detector 31, and a second air inlet 341 for filling inert gas into the sealing space is arranged on the insulation sealing cover 34.
A sealed space is formed among the insulating sealing cover 34, the insulating supporting plate 32 and the weight detector 31, the second air inlet 341 can be connected with the inert gas container 35, inert gas can be filled into the sealed space through the second air inlet 341, and the possibility of air breakdown by current can be reduced by the inert gas, so that the insulating performance is further enhanced.
In some embodiments, the liquid supply spinning apparatus further comprises a pressure detecting device 4, wherein the pressure detecting device 4 is connected with the nozzle device 1, and the pressure detecting device 4 is used for detecting the pressure in the diversion cavity 111. The pressure detection device 4 can detect the pressure of the solution in the diversion cavity 111, so that the real-time pressure of the monitored solution can be conveniently known, and the production process can be timely adjusted. In some embodiments, the pressure detecting device 4 is a PP diaphragm pressure gauge, and the PP diaphragm pressure gauge is connected to the spinning seat 11 and connected to the shunt cavity 111, so as to perform a certain insulation effect while detecting pressure.
In some embodiments, referring to fig. 3, the pressure detecting device 4 includes a detecting tube 41 connected to the spinning seat 11, the lower side of the detecting tube 41 is communicated with the diversion cavity 111, the upper side of the detecting tube 41 is higher than the upper end of the diversion cavity 111, the upper side of the detecting tube 41 is connected with a second air pressure pressurizing device 42 and an air pressure sensor 43, the second air pressure pressurizing device 42 can add air pressure into the detecting tube 41 and enable the liquid level in the detecting tube 41 to be level with the upper end of the diversion cavity 111, and the air pressure sensor 43 can detect the air pressure in the detecting tube 41 and indicate the air pressure when the liquid level in the detecting tube 41 is level with the upper end of the diversion cavity 111. The liquid supply pipe 22 and the detection pipe 41 may be connected to both sides of the spinneret holder 11 in the longitudinal direction.
When the device works, part of solution in the diversion cavity 111 enters the detection tube 41 from the lower side, the second air pressure pressurizing device 42 adds air pressure into the detection tube 41 from the upper side, pressure opposite to the direction of the second air pressure pressurizing device 42 to the solution in the diversion cavity 111 is generated, the air pressure output pressure of the second air pressure pressurizing device 42 is regulated to enable the solution level in the detection tube 41 to be level with the upper end of the diversion cavity 111, at the moment, the air pressure value detected by the air pressure sensor 43 is the internal pressure of the diversion cavity 111, and the air pressure sensor 43 only takes air as a medium and does not contact with charged solution, so that the air pressure sensor 43 is protected, and insulation and corrosion resistance requirements are reduced. In order to conveniently compare whether the liquid level is flush with the upper end of the diversion cavity 111, a scale may be arranged on the detection tube 41, so that the inspection is convenient. The second air pressure pressurizing device 42 includes a second air compressor 421 and a second booster pump 422, the second air compressor 421, the second booster pump 422, and the detection pipe 41 are sequentially connected, and the second booster pump 422 can pressurize the air compressed by the second air compressor 421 again and then deliver the air to the detection pipe 41. The air pressure sensor 43 can be a digital display meter, so that the reading is convenient.
The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the description of the present utility model and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the utility model.
Claims (9)
1. A liquid supply spinning apparatus, comprising:
The spray head device (1) comprises a spinning seat (11), wherein a plurality of spray heads (12) for spraying solution are arranged on the spinning seat (11), a diversion cavity (111) is arranged in the spinning seat (11), and the spray heads (12) are communicated with the diversion cavity (111);
The pressurizing liquid supply device (2) comprises a liquid storage container (21), a liquid supply pipe (22) and a first air pressure pressurizing device (23), wherein a liquid storage cavity is formed in the liquid storage container (21), a first air inlet (212) communicated with the liquid storage cavity is formed in the liquid storage container (21), a liquid inlet (221) and a liquid supply opening (222) are formed in the liquid supply pipe (22), the liquid inlet (221) is formed in the inner side of the liquid storage cavity, the liquid supply opening (222) is communicated with the flow distribution cavity (111), and the first air pressure pressurizing device (23) is connected with the first air inlet (212) and can apply air pressure to the liquid storage cavity, so that solution in the liquid storage cavity enters the liquid supply pipe (22) from the liquid inlet (221) under the action of air pressure and is supplied to the flow distribution cavity (111).
2. The liquid supply spinning apparatus as claimed in claim 1, further comprising a liquid supply spinning apparatus (3), wherein the liquid supply spinning apparatus further comprises a liquid consumption amount detecting apparatus (3) for detecting a consumption amount of the liquid in the liquid storage container (21), the liquid consumption amount detecting apparatus (3) comprises a weight detector (31), the weight detector (31) supports the liquid storage container (21), and the weight detector (31) is capable of detecting a weight change value of the liquid in the liquid storage container (21).
3. The liquid supply spinning apparatus according to claim 2, wherein the solution consumption amount detection device (3) includes an insulating support plate (32), an insulating structure (33) and the weight detector (31) which are disposed in this order from top to bottom, and the liquid reservoir (21) is placed on an upper side of the insulating support plate (32).
4. A liquid supply spinning device according to claim 3, wherein the insulation structure (33) comprises a first insulation member (331), a middle insulation plate (332) and a second insulation member (333) which are sequentially arranged from top to bottom, a plurality of annular grooves (334) which are vertically arranged at intervals are arranged on the outer side wall of the first insulation member (331) and/or the outer side wall of the second insulation member (333), and the cross sectional areas of the first insulation member (331) and the second insulation member (333) are smaller than the cross sectional area of the middle insulation plate (332).
5. The liquid supply spinning apparatus as claimed in claim 4, wherein the cross-sectional area of said intermediate isolation plate (332) is 1.5 to 2 times the cross-sectional area of said first insulator (331) and said second insulator (333).
6. A liquid supply spinning device according to claim 3, wherein the solution consumption detecting device (3) further comprises an insulating sealing cover (34), the upper end and the lower end of the insulating sealing cover (34) are respectively connected with the insulating supporting plate (32) and the weight detector (31), the insulating structure (33) is arranged on the inner side of the insulating sealing cover (34), a sealing space is formed among the insulating sealing cover (34), the insulating supporting plate (32) and the weight detector (31), and a second air inlet (341) for filling inert gas into the sealing space is arranged on the insulating sealing cover (34).
7. A liquid supply spinning apparatus according to claim 1, characterized in that the liquid supply spinning apparatus further comprises a pressure detection device (4), the pressure detection device (4) being connected to the nozzle device (1), the pressure detection device (4) being adapted to detect the pressure in the tapping chamber (111).
8. The liquid supply spinning device according to claim 7, characterized in that the pressure detection device (4) comprises a detection tube (41) connected to the spinning seat (11), the lower side of the detection tube (41) is communicated with the diversion cavity (111), the upper side of the detection tube (41) is higher than the upper end of the diversion cavity (111), a second air pressure pressurizing device (42) and an air pressure sensor (43) are connected to the upper side of the detection tube (41), the second air pressure pressurizing device (42) can add air pressure into the detection tube (41) and enable the liquid level in the detection tube (41) to be level with the upper end of the diversion cavity (111), and the air pressure sensor (43) can detect air pressure in the detection tube (41) and indicate air pressure when the liquid level in the detection tube (41) is level with the upper end of the diversion cavity (111).
9. A liquid supply spinning apparatus as claimed in claim 1, wherein said first pneumatic pressurizing means (23) is a first air compressor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322169884.0U CN220812717U (en) | 2023-08-11 | 2023-08-11 | Liquid supply spinning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322169884.0U CN220812717U (en) | 2023-08-11 | 2023-08-11 | Liquid supply spinning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220812717U true CN220812717U (en) | 2024-04-19 |
Family
ID=90708666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322169884.0U Active CN220812717U (en) | 2023-08-11 | 2023-08-11 | Liquid supply spinning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220812717U (en) |
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2023
- 2023-08-11 CN CN202322169884.0U patent/CN220812717U/en active Active
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