Precise flow switch valve

Abstract

The utility model discloses a precise flow switch valve, which relates to the technical field of switch valves and particularly comprises a control machine groove, a pilot valve is detachably connected to the top of the control machine groove, an air cylinder mounting frame is detachably connected to the top of the pilot valve, and a power valve seat is detachably connected to the top of the air cylinder mounting frame. A main valve seat is fixedly mounted at the bottom of the control machine groove; a first connecting shaft is slidably mounted on the inner side wall of the pilot valve, a first main valve sealing piece is fixedly mounted at the bottom of the first connecting shaft, a second connecting shaft is fixedly mounted at the bottom of the first main valve sealing piece, and a second main valve sealing piece is fixedly connected to the bottom of the second connecting shaft. The first connecting shaft and the second connecting shaft can slide up and down relative to the control machine groove so as to open or close the pilot valve and the main valve seat. According to the precise flow switch valve, the control base groove is connected with the lithium battery AT9 ceramic slurry conveying pipe and the corrosive fluid conveying pipe, synchronous conveying of the lithium battery AT9 ceramic slurry conveying pipe and the corrosive fluid conveying pipe can be achieved, and meanwhile the pressure in the control machine groove can be monitored through a pressure sensor.

Description

Technical Field

[0001] The utility model relates to the technical field of switching valves, in particular to a precision flow switching valve. Background Technique

[0002] Lithium batteries have the advantages of large capacity, light weight, long service life, high energy density, no memory effect, low self-discharge rate, and environmental friendliness, and are widely used in power and energy storage. In recent years, they have been most concentrated in new energy vehicle equipment, becoming the key to solving global problems such as energy crisis and environmental pollution. With the increasing improvement of electric vehicle technology and the continuous development of the new energy industry, especially the continuous development of new energy vehicles, the use scale of lithium batteries is getting larger and larger, and the application fields are also getting wider and wider.

[0003] When producing lithium batteries, it is necessary to supply glue to the lithium batteries and at the same time replenish corrosive fluid. However, the traditional lithium battery glue supply system can achieve effective glue supply. However, when not applying glue, the glue head is very easy to drip glue. Therefore, we provide a precision flow switching valve. Summary of the Utility Model

[0004] Aiming at the deficiencies of the prior art, the utility model provides a precision flow switching valve, which solves the problem that the glue head is very easy to drip glue when not applying glue as mentioned in the above background technique.

[0005] To achieve the above purposes, the utility model is realized through the following technical solutions: A precision flow switching valve, including a control machine slot, the top of the control machine slot is detachably connected with a pilot valve, the top of the pilot valve is detachably connected with a cylinder mounting bracket, the top of the cylinder mounting bracket is detachably connected with a power valve seat, and the bottom of the control machine slot is fixedly installed with a main valve seat;

[0006] Wherein, a connecting shaft one is slidably installed on the inner side wall of the pilot valve, a main valve seal one is fixedly installed at the bottom of the connecting shaft one, a connecting shaft two is fixedly installed at the bottom of the main valve seal one, the bottom of the connecting shaft two is fixedly connected with a main valve seal two, and the connecting shaft one and the connecting shaft two can slide up and down relative to the control machine slot to open or close the pilot valve and the main valve seat.

[0007] Optionally, through holes are opened on the four side walls of the control machine slot, pressure sensors are installed in two adjacent through holes, and a lithium battery AT ceramic slurry transmission pipe and a corrosive fluid transmission pipe are respectively connected to the other two adjacent through holes.

[0008] Optionally, tapered sealing grooves are respectively opened at the top and bottom of the control machine slot, and the main valve seal one and the main valve seal two are adapted to the tapered sealing grooves.

[0009] Optionally, a reflux groove is provided on the side wall of the pilot valve, and a supply groove is provided on the side wall of the main valve seat.

[0010] Optionally, the inside of the power valve seat has a chute, and the power valve seat further includes a piston slidably mounted on the inner wall of the chute. A piston rod is fixedly connected to the bottom of the piston, and one end of the piston rod passing through the power valve seat is fixedly connected to a first connecting shaft. An air inlet one and an air inlet two are further provided on the outer wall of the power valve seat.

[0011] Optionally, sealing rings are provided between the control machine groove, the main valve seat and the pilot valve, and the sealing ring is one of ethylene propylene diene monomer and fluororubber.

[0012] Optionally, the control machine groove, the pilot valve, the cylinder mounting bracket, the power valve seat and the main valve seat are all detachably connected by bolts, and the control machine groove, the pilot valve, the cylinder mounting bracket, the power valve seat and the main valve seat are respectively provided with through holes and threaded grooves adapted to the bolts.

[0013] The present utility model provides a precision flow switch valve, which has the following beneficial effects:

[0014] In this precision flow switch valve, through the settings of the control machine groove, the pilot valve, the cylinder mounting bracket, the power valve seat, the main valve seat, the first connecting shaft, the second connecting shaft, the first main valve seal and the second main valve seal, the control base groove is respectively connected to the lithium battery AT9 ceramic slurry transmission pipe and the corrosive fluid transmission pipe, and the synchronous transmission of the two can be carried out. At the same time, the pressure in the control machine groove can be monitored through a pressure sensor. During the dispensing process, air enters through the air inlet one, the connecting shaft moves downward to open the control machine groove for transmission. When the dispensing is blocked, air enters through the air inlet two, the connecting shaft moves upward to open the reflux groove, and the fluid enters the recycling station through the reflux groove. At the same time, the air intake amounts of the air inlet one and the air inlet two can be adjusted to adjust the positions of the first main valve seal and the second main valve seal, so as to realize the regulation of the pressure magnitude. Description of the Drawings

[0015] Figure 1 is a three-dimensional structural schematic diagram of the present utility model;

[0016] Figure 2 is a three-dimensional sectional structural schematic diagram of the present utility model;

[0017] Figure 3 is a sectional structural schematic diagram of the present utility model;

[0018] Figure 4 is a disassembled structural schematic diagram of the present utility model.

[0019] In the figure: 1. Control machine slot; 11. Through hole; 12. Pressure sensor; 13. Lithium battery AT9 ceramic slurry transmission pipe; 14. Corrosion fluid transmission pipe; 15. Conical sealing groove; 16. Sealing ring; 17. Bolt; 2. Pilot valve; 21. Return groove; 3. Cylinder mounting bracket; 4. Power valve seat; 41. Piston; 42. Piston rod; 43. First air inlet; 44. Second air inlet; 5. Main valve seat; 51. Supply groove; 6. First connecting shaft; 7. First main valve seal; 8. Second connecting shaft; 9. Second main valve seal. Detailed implementation manners

[0020] Here, the exemplary embodiments will be described in detail, and the examples are shown in the drawings. When the following description refers to the drawings, unless otherwise indicated, the same numbers in different drawings represent the same or similar elements. The implementation manners described in the following exemplary embodiments do not represent all implementation manners consistent with the present disclosure. On the contrary, they are merely examples of devices consistent with some aspects of the present disclosure as detailed in the appended claims.

[0021] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the drawings in the embodiments of the present utility model. Based on the embodiments in the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0022] Please refer to Figures 1 to 4 , the present utility model provides a technical solution: a precision flow switch valve, including a control machine slot 1, a pilot valve 2 is detachably connected to the top of the control machine slot 1, a cylinder mounting bracket 3 is detachably connected to the top of the pilot valve 2, a power valve seat 4 is detachably connected to the top of the cylinder mounting bracket 3, and a main valve seat 5 is fixedly installed at the bottom of the control machine slot 1;

[0023] Among them, a first connecting shaft 6 is slidably installed on the inner side wall of the pilot valve 2, a first main valve seal 7 is fixedly installed at the bottom of the first connecting shaft 6, a second main valve seal 9 is fixedly installed at the bottom of the second connecting shaft 8 which is fixedly connected to the bottom of the second connecting shaft 8, and the first connecting shaft 6 and the second connecting shaft 8 can slide up and down relative to the control machine slot 1 to open or close the pilot valve 2 and the main valve seat 5.

[0024] As a preferred implementation manner, on the basis of the above manner, further, through holes 11 are opened on the four side walls of the control machine slot 1, pressure sensors 12 are installed in two adjacent through holes 11, and a lithium battery AT9 ceramic slurry transmission pipe 13 and a corrosion fluid transmission pipe 14 are respectively connected to the other two adjacent through holes 11. The pressure sensors 12 are provided to monitor the pressure in the control machine slot 1, which is convenient for the pressure to return to the set value.

[0025] The top and bottom of the control machine groove 1 are respectively provided with conical sealing grooves 15. The first main valve seal 7 and the second main valve seal 9 are adapted to the conical sealing grooves 15. The side wall of the pilot valve 2 is provided with a return groove 21, and the side wall of the main valve seat 5 is provided with a supply groove 51. When the first main valve seal 7 and the second main valve seal 9 are attached to the conical sealing grooves 15, the conical sealing grooves 15 are closed to realize the switching of the flow channel.

[0026] The inside of the power valve seat 4 has a chute. The power valve seat 4 further includes a piston 41 slidably installed on the inner wall of the chute. The bottom of the piston 41 is fixedly connected to a piston rod 42. One end of the piston rod 42 passing through the power valve seat 4 is fixedly connected to the first connecting shaft 6. The outer wall of the power valve seat 4 is also provided with a first air inlet 43 and a second air inlet 44. The intake of the first air inlet 43 and the second air inlet 44 can respectively drive the piston 41 to slide up and down, so as to control the piston rod 41 and the first connecting shaft 6. Specifically, by controlling the intake air volume of the first air inlet 43 and the second air inlet 44.

[0027] Sealing rings 16 are provided between the control machine groove 1, the main valve seat 5 and the pilot valve 2. The sealing ring 16 is one of ethylene propylene diene monomer and fluororubber. The sealing ring 16 will deform when being extruded, so as to seal the control machine groove 1, the main valve seat 5 and the pilot valve 2.

[0028] As a preferred implementation manner, on the basis of the above manner, further, the control machine groove 1, the pilot valve 2, the cylinder mounting bracket 3, the power valve seat 4 and the main valve seat 5 are all detachably connected by bolts 17. The control machine groove 1, the pilot valve 2, the cylinder mounting bracket 3, the power valve seat 4 and the main valve seat 5 are respectively provided with through holes and threaded grooves adapted to the bolts 17, dividing the entire switching valve into multiple parts, and each part can be assembled by bolts 17, so as to facilitate installation, disassembly and maintenance.

[0029] In summary, for this precision flow switch valve, during use, the power control base groove 1 is respectively connected to the lithium battery AT9 ceramic slurry transmission pipe 13 and the corrosive fluid transmission pipe 14, and the synchronous transmission of the two can be carried out. At the same time, the pressure in the control machine groove 1 can also be monitored by the pressure sensor 12. During the dispensing process, the first air inlet 43 intakes air, and the first connecting shaft 6 and the second connecting shaft 8 move downward to open the control machine groove 1 for transmission. When the dispensing is blocked, the second air inlet 44 intakes air, and the first connecting shaft 6 and the second connecting shaft 8 move upward to open the return groove 21, and the fluid enters the recycling station through the return groove 21. At the same time, the intake air volume of the first air inlet 43 and the second air inlet 43 can also be adjusted to adjust the positions of the first main valve seal 7 and the second main valve seal 9, so as to realize the regulation of the pressure magnitude. When the entire switching valve needs to be disassembled and maintained, the bolts 17 are respectively disassembled, and then the inside is cleaned. When installing, the sealing rings 16 are respectively installed on both sides of the control machine groove 1. After installation, the sealing rings 16 are extruded and deformed to seal both sides of the control machine groove 1.

[0030] Although embodiments of the present utility model have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principles and spirit of the present utility model. The scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. A precision flow switch valve, characterized in that: It includes a control machine slot (1), a pilot valve (2) is detachably connected to the top of the control machine slot (1), a cylinder mounting bracket (3) is detachably connected to the top of the pilot valve (2), a power valve seat (4) is detachably connected to the top of the cylinder mounting bracket (3), and a main valve seat (5) is fixedly installed at the bottom of the control machine slot (1); Among them, a connecting shaft one (6) is slidably installed on the inner side wall of the pilot valve (2), a main valve seal one (7) is fixedly installed at the bottom of the connecting shaft one (6), a connecting shaft two (8) is fixedly installed at the bottom of the main valve seal one (7), a main valve seal two (9) is fixedly connected to the bottom of the connecting shaft two (8), and the connecting shaft one (6) and the connecting shaft two (8) can slide up and down relative to the control machine slot (1) to open or close the pilot valve (2) and the main valve seat (5).

2. The precision flow switch valve according to claim 1, wherein: Through holes (11) are provided on the four side walls of the control machine slot (1), pressure sensors (12) are installed in two adjacent through holes (11), and a lithium battery AT9 ceramic slurry transfer pipe (13) and a corrosive fluid transfer pipe (14) are respectively connected in the other two adjacent through holes (11).

3. The precision flow switch valve according to claim 1, characterized in that: Conical sealing grooves (15) are respectively provided at the top and bottom of the control machine slot (1), and the main valve seal one (7) and the main valve seal two (9) are adapted to the conical sealing grooves (15).

4. The precision flow switch valve according to claim 1, wherein: A return groove (21) is provided on the side wall of the pilot valve (2), and a supply groove (51) is provided on the side wall of the main valve seat (5).

5. The precision flow switch valve according to claim 1, characterized in that: The inside of the power valve seat (4) has a chute, and the power valve seat (4) further includes a piston (41) slidably installed on the inner wall of the chute. A piston rod (42) is fixedly connected to the bottom of the piston (41), and one end of the piston rod (42) passing through the power valve seat (4) is fixedly connected to the connecting shaft one (6). An air inlet one (43) and an air inlet two (44) are further provided on the outer wall of the power valve seat (4).

6. The precision flow switch valve according to claim 1, characterized in that: Sealing rings (16) are provided between the control machine slot (1), the main valve seat (5) and the pilot valve (2), and the sealing rings (16) are one of ethylene propylene diene monomer and fluororubber.

7. The precision flow switch valve according to claim 1, wherein: The control machine slot (1), the pilot valve (2), the cylinder mounting bracket (3), the power valve seat (4) and the main valve seat (5) are all detachably connected by bolts (17), and the control machine slot (1), the pilot valve (2), the cylinder mounting bracket (3), the power valve seat (4) and the main valve seat (5) are respectively provided with through holes and threaded grooves adapted to the bolts (17).

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