CN111061309A - Pressure control type liquid flow control device - Google Patents
Pressure control type liquid flow control device Download PDFInfo
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- CN111061309A CN111061309A CN201911304231.0A CN201911304231A CN111061309A CN 111061309 A CN111061309 A CN 111061309A CN 201911304231 A CN201911304231 A CN 201911304231A CN 111061309 A CN111061309 A CN 111061309A
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- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
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- G05D16/04—Control of fluid pressure without auxiliary power
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Abstract
The invention discloses a pressure control type liquid flow control device which comprises a main shell. The device controls the injection or discharge of the internal liquid by utilizing the pressure in the storage pool, can automatically perform the liquid discharge function once the internal liquid in the storage pool does not meet the requirement, so that the internal liquid in the storage pool can meet the requirement, is a mechanical part, has the characteristics of low cost and stable work, does not need other energy sources as a substitute, and has strong integrity.
Description
Technical Field
The invention relates to the technical field of liquid flow control devices, in particular to a pressure control type liquid flow control device.
Background
At present, liquid flow control devices are needed in liquid storage places to ensure whether internal liquid is closed or stored continuously, and a general mode is that personnel are utilized to observe whether the liquid amount exceeds a standard or not and then control is carried out, so that the liquid storage place has uncertainty and meanwhile, the control capability is poor.
Disclosure of Invention
The present invention is directed to a pressure-controlled liquid flow control device to solve the above problems.
In order to achieve the purpose, the invention provides the following technical scheme: a pressure control type liquid flow control device comprises a main shell, an auxiliary hollow pipeline and a bottom bolt fixing type liquid pressure driving mechanism, wherein a main central hole is formed in the center of the top of the main shell, a main valve rod inserting hole is formed in the center of the main central hole of the main shell, a main moving space is formed in the top of the main valve rod inserting hole, a main moving plate and an auxiliary moving plate are arranged in the main moving space, a main valve rod is arranged in the main valve rod inserting hole, the bottom end of the main valve rod is arranged in the center of the top of the auxiliary moving plate, a main spiral spring is arranged between the main moving plate and the auxiliary moving plate, a main threaded rod is arranged in the center of the upper surface of the main moving plate through a main bearing, a rod body of the main threaded rod is arranged in the center of the top of the main shell through a, the main casing is being located the top in main space of removing is provided with main spacing hole, the side of main casing is provided with the main buffering feed liquor hole of the external space of intercommunication and main spacing hole side, one side at main casing top is provided with the main hollow pipeline of integral type structure, the inside main pipeline hole that is provided with of main hollow pipeline, just main pipeline hole communicates with one side of main centre bore, the inside center of vice hollow pipeline is provided with the auxiliary pipeline hole, the inside in main pipeline hole and auxiliary pipeline hole is through the inside fixed spacing formula fixed component installation mechanism fixed connection of a screw thread structure, the outside of main hollow pipeline and vice hollow pipeline is provided with respectively rather than main limiting plate and the vice limiting plate of integral type structure, a main sealing washer is all installed at opposite terminal surface to main limiting plate and vice limiting plate.
Further, the screw-thread-structure internally-fixed limit-type fixed-component mounting mechanism includes a first circular plate for the screw-thread-structure internally-fixed limit-type fixed-component mounting mechanism, a second circular plate for the screw-thread-structure internally-fixed limit-type fixed-component mounting mechanism, a hollow rod body for the screw-thread-structure internally-fixed limit-type fixed-component mounting mechanism, an insertion hole for the screw-thread-structure internally-fixed limit-type fixed-component mounting mechanism, a screw thread structure for the screw-thread-structure internally-fixed limit-type fixed-component mounting mechanism, a connecting plate for the screw-thread-structure internally-fixed limit-type fixed-component mounting mechanism, a rotary rod for the screw-thread-structure internally-fixed limit-type fixed-component mounting mechanism, a rotary plate for the screw-thread-structure internally-fixed limit, The first connecting rod is used for fixing the limiting type fixed component mounting mechanism in the threaded structure and the second connecting rod is used for fixing the limiting type fixed component mounting mechanism in the threaded structure.
Further, the first circular plate for the screw thread structure internal fixation limiting type fixed component mounting mechanism and the second connecting rod for the screw thread structure internal fixation limiting type fixed component mounting mechanism are respectively mounted on the side surface of the first circular plate for the screw thread structure internal fixation limiting type fixed component mounting mechanism and the side surface of the second circular plate for the screw thread structure internal fixation limiting type fixed component mounting mechanism, the screw thread structure internal fixation limiting type fixed component mounting mechanism is mounted with a hollow rod body for the screw thread structure internal fixation limiting type fixed component mounting mechanism by using the first circular plate one end center, the center inside the hollow rod body for the screw thread structure internal fixation limiting type fixed component mounting mechanism is provided with an inserting hole for the screw thread structure internal fixation limiting type fixed component mounting mechanism, the inner wall of the inserting hole for the screw thread structure internal fixation limiting type fixed component mounting mechanism is connected with a screw thread structure for the screw thread structure internal fixation limiting type fixed component The threaded rod for the threaded structure internal fixation limiting type fixed component installation mechanism, the threaded structure internal fixation limiting type fixed component installation mechanism uses the second circular plate internal center to install a threaded structure internal fixation limiting type fixed component installation mechanism rotary rod for the threaded structure internal fixation limiting type fixed component installation mechanism through the threaded structure internal fixation limiting type fixed component installation mechanism bearing, the threaded structure internal fixation limiting type fixed component installation mechanism uses the rotary plate for the threaded structure internal fixation limiting type fixed component installation mechanism, the other end of the threaded structure internal fixation limiting type fixed component installation mechanism rotary rod passes through the threaded structure internal fixation limiting type fixed component installation mechanism connecting plate and the internal thread structure and sets up at threaded structure internal fixation limiting type fixed component installation mechanism threaded rod one end fixed connection.
Furthermore, the threaded structure for the threaded structure internal fixation limiting type fixed component mounting mechanism comprises an internal thread structure arranged on the inner wall of the insertion hole for the threaded structure internal fixation limiting type fixed component mounting mechanism and an external thread structure arranged on the threaded rod body for the threaded structure internal fixation limiting type fixed component mounting mechanism.
Furthermore, the first connecting rod for the threaded structure internal fixation limiting type fixed component mounting mechanism and the end part of the second connecting rod for the threaded structure internal fixation limiting type fixed component mounting mechanism are respectively fixed on the inner walls of the auxiliary pipeline hole and the main pipeline hole.
Further, the bottom bolt-fixed liquid pressure driving mechanism comprises a connecting plate for the bottom bolt-fixed liquid pressure driving mechanism, a bolt hole for the bottom bolt-fixed liquid pressure driving mechanism, a hollow shell for the bottom bolt-fixed liquid pressure driving mechanism, a first hollow structure for the bottom bolt-fixed liquid pressure driving mechanism, a limiting hole for the bottom bolt-fixed liquid pressure driving mechanism, a second hollow structure for the bottom bolt-fixed liquid pressure driving mechanism, an annular liquid hole for the bottom bolt-fixed liquid pressure driving mechanism, a liquid through hole structure for the bottom bolt-fixed liquid pressure driving mechanism, a spiral spring for the bottom bolt-fixed liquid pressure driving mechanism and a piston for the bottom bolt-fixed liquid pressure driving mechanism.
Furthermore, a plurality of bolt holes for the bottom bolt-fixed liquid pressure driving mechanism are arranged in the connecting plate for the bottom bolt-fixed liquid pressure driving mechanism, a hollow shell for the bottom bolt-fixed liquid pressure driving mechanism of an integrated structure is arranged at the center of one end of the connecting plate for the bottom bolt-fixed liquid pressure driving mechanism, a first hollow structure for the bottom bolt-fixed liquid pressure driving mechanism and a second hollow structure for the bottom bolt-fixed liquid pressure driving mechanism are respectively arranged at the centers of the bottom and the top of the hollow shell for the bottom bolt-fixed liquid pressure driving mechanism, the first hollow structure for the bottom bolt-fixed liquid pressure driving mechanism and the second hollow structure for the bottom bolt-fixed liquid pressure driving mechanism are communicated through a limiting hole for the bottom bolt-fixed liquid pressure driving mechanism, the connecting plate for the bottom bolt fixed type liquid pressure driving mechanism is internally provided with a liquid through hole structure for the bottom bolt fixed type liquid pressure driving mechanism, which is communicated with the external space and has a first hollow structure for the bottom bolt fixed type liquid pressure driving mechanism, the connecting plate for the bottom bolt-fixed type liquid pressure driving mechanism is internally provided with an annular liquid hole for the bottom bolt-fixed type liquid pressure driving mechanism, which is communicated with the external space and the top center of the second hollow structure for the bottom bolt-fixed type liquid pressure driving mechanism, a piston for the bottom bolt fixed type liquid pressure driving mechanism is arranged in the second hollow structure for the bottom bolt fixed type liquid pressure driving mechanism, and a compressed spiral spring for the bottom bolt fixed type liquid pressure driving mechanism is arranged between the bottom of the piston for the bottom bolt fixed type liquid pressure driving mechanism and the bottom of the first hollow structure for the bottom bolt fixed type liquid pressure driving mechanism.
Furthermore, the piston for the bottom bolt fixed type liquid pressure driving mechanism is of a piston structure, and a sealing ring is sleeved on the side face of the piston.
Furthermore, the annular liquid hole for the bottom bolt fixing type liquid pressure driving mechanism is connected with the main buffer liquid hole through a high-pressure pipeline.
Compared with the prior art, the invention has the beneficial effects that: the device controls the injection or discharge of the internal liquid by utilizing the pressure in the storage pool, can automatically perform the liquid discharge function once the internal liquid in the storage pool does not meet the requirement, so that the internal liquid in the storage pool can meet the requirement, is a mechanical part, has the characteristics of low cost and stable work, does not need other energy sources as a substitute, and has strong integrity.
Drawings
FIG. 1 is a schematic diagram of a pressure controlled fluid flow control device according to the present invention in full section;
FIG. 2 is a schematic structural view of a mounting mechanism for fixing a position-limiting type fixing component inside a threaded structure in a pressure-controlled fluid flow control device according to the present invention;
FIG. 3 is a schematic structural diagram of a bottom bolt-fixed type liquid pressure driving mechanism in a pressure-controlled liquid flow control apparatus according to the present invention;
in the figure: 1, a main housing, 2, a main center hole, 3, a main valve stem insertion hole, 4, a main movement space, 5, a main moving plate, 6, a main valve stem, 7, a main bearing, 8, a main threaded rod, 9, a main threaded structure, 10, a main rotating plate, 11, an auxiliary moving plate, 12, a main coil spring, 13, a main limit hole, 14, a main buffer liquid inlet hole, 15, a main hollow pipe, 16, a main pipe hole, 17, a main limit plate, 18, an auxiliary hollow pipe, 19, an auxiliary pipe hole, 20, an auxiliary limit plate, 21, a threaded structure internal fixed limit type fixed component installation mechanism, 211, a threaded structure internal fixed limit type fixed component installation mechanism using a first circular plate, 212, a threaded structure internal fixed limit type fixed component installation mechanism using a second circular plate, 213, a threaded structure internal fixed limit type fixed component installation mechanism using a hollow rod body, 214, a threaded structure internal fixed limit type fixed component installation mechanism using an insertion hole, 215, a threaded structure for a threaded structure internal fixation limit type fixed part mounting mechanism, 216, a threaded rod for a threaded structure internal fixation limit type fixed part mounting mechanism, 217, a connecting plate for a threaded structure internal fixation limit type fixed part mounting mechanism, 218, a rotating rod for a threaded structure internal fixation limit type fixed part mounting mechanism, 219, a rotating plate for a threaded structure internal fixation limit type fixed part mounting mechanism, 2110, a bearing for a threaded structure internal fixation limit type fixed part mounting mechanism, 2112, a first connecting rod for a threaded structure internal fixation limit type fixed part mounting mechanism, 2113, a second connecting rod for a threaded structure internal fixation limit type fixed part mounting mechanism, 22, a main seal ring, 23, a bottom bolt fixation type liquid pressure driving mechanism, 231, a connecting plate for a bottom bolt fixation type liquid pressure driving mechanism, 232, bolt holes for a bottom bolt-fixed liquid pressure driving mechanism, 233, a hollow housing for a bottom bolt-fixed liquid pressure driving mechanism, 234, a first hollow structure for a bottom bolt-fixed liquid pressure driving mechanism, 235, a stopper hole for a bottom bolt-fixed liquid pressure driving mechanism, 236, a second hollow structure for a bottom bolt-fixed liquid pressure driving mechanism, 237, a ring-shaped liquid hole for a bottom bolt-fixed liquid pressure driving mechanism, 238, a liquid through hole structure for a bottom bolt-fixed liquid pressure driving mechanism, 239, a coil spring for a bottom bolt-fixed liquid pressure driving mechanism, 2310, and a piston for a bottom bolt-fixed liquid pressure driving mechanism.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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 invention.
Referring to fig. 1, an embodiment of the present invention: the pressure-type hydraulic driving device comprises a main shell 1, an auxiliary hollow pipeline 18 and a bottom bolt-fixed type liquid pressure driving mechanism 23, wherein a main central hole 2 is formed in the center of the top of the main shell 1, a main valve rod inserting hole 3 is formed in the center of the main central hole 2 of the main shell 1, a main moving space 4 is formed in the top of the main valve rod inserting hole 3, a main moving plate 5 and an auxiliary moving plate 11 are arranged in the main moving space 4, a main valve rod 6 is arranged in the main valve rod inserting hole 3, the bottom end of the main valve rod 6 is arranged in the center of the top of the auxiliary moving plate 11, a main spiral spring 12 is arranged between the main moving plate 5 and the auxiliary moving plate 11, a main threaded rod 8 is arranged in the center of the upper surface of the main moving plate 5 through a main bearing 7, the rod body of the main threaded rod 8 is arranged in the center of the top of, the main shell 1 is provided with a main limiting hole 13 at the top of the main moving space 4, the side surface of the main shell 1 is provided with a main buffering liquid inlet hole 14 communicating the external space and the side surface of the main limiting hole 13, a main hollow pipeline 15 of an integrated structure is arranged on one side of the top of the main shell 1, a main pipeline hole 16 is arranged inside the main hollow pipeline 15, and the main pipe hole 16 is communicated with one side of the main central hole 2, the inner center of the auxiliary hollow pipe 18 is provided with an auxiliary pipe hole 19, the insides of the main pipe hole 16 and the sub pipe hole 19 are fixedly connected by a screw structure inside fixed position-limiting type fixing part mounting mechanism 21, the outer sides of the main hollow pipeline 15 and the auxiliary hollow pipeline 18 are respectively provided with a main limit plate 17 and an auxiliary limit plate 20 which are integrated with the main hollow pipeline and the auxiliary hollow pipeline, and the main limit plate 17 and the auxiliary limit plate 20 are respectively provided with a main sealing ring 22 at opposite end faces.
Referring to fig. 2, the screw-thread-structure internal-fixation-position-limiting-type-fixing-member mounting mechanism 21 includes a first circular plate 211 for a screw-thread-structure internal-fixation-position-limiting-type-fixing-member mounting mechanism, a second circular plate 212 for a screw-thread-structure internal-fixation-position-limiting-type-fixing-member mounting mechanism, a hollow rod body 213 for a screw-thread-structure internal-fixation-position-limiting-type-fixing-member mounting mechanism, an insertion hole 214 for a screw-thread-structure internal-fixation-position-limiting-type-fixing-member mounting mechanism, a screw structure 215 for a screw-thread-structure internal-fixation-position-limiting-type-fixing-member mounting mechanism, a threaded rod 216 for a screw-thread-structure internal-fixation-position-limiting-fixing-member mounting mechanism, A bearing 2110 for a threaded structure internal fixation limiting type fixed component mounting mechanism, a first connecting rod 2111 for the threaded structure internal fixation limiting type fixed component mounting mechanism, and a second connecting rod 2112 for the threaded structure internal fixation limiting type fixed component mounting mechanism; the first circular plate 211 for the screw thread structure internal fixation limiting type fixed component installation mechanism and the second circular plate 2111 for the screw thread structure internal fixation limiting type fixed component installation mechanism are respectively installed on the side surface of the first circular plate 211 for the screw thread structure internal fixation limiting type fixed component installation mechanism and the side surface of the second circular plate 212 for the screw thread structure internal fixation limiting type fixed component installation mechanism, the hollow rod body 213 for the screw thread structure internal fixation limiting type fixed component installation mechanism is installed at the center of one end of the first circular plate 211 for the screw thread structure internal fixation limiting type fixed component installation mechanism, the insertion hole 214 for the screw thread structure internal fixation limiting type fixed component installation mechanism is arranged at the center inside the hollow rod body 213 for the screw thread structure internal fixation limiting type fixed component installation mechanism, and the inner wall of the insertion hole 214 for the screw thread structure internal fixation limiting type fixed component installation mechanism is in a threaded knot manner through the screw thread structure internal The mechanism 215 is connected with a threaded rod 216 for a threaded structure internal fixed limit type fixed component mounting mechanism, the screw-threaded internally-fixed-position-restricting type fixing-member mounting mechanism mounts a rotating rod 218 for the screw-threaded internally-fixed-position-restricting type fixing-member mounting mechanism on the center inside the second circular plate 212 via a bearing 2110 for the screw-threaded internally-fixed-position-restricting type fixing-member mounting mechanism, one end of the rotating rod 218 for the threaded structure internal fixed limit type fixed component mounting mechanism is provided with a rotating plate 219 for the threaded structure internal fixed limit type fixed component mounting mechanism, the other end of the rotating rod 218 for the threaded structure internal fixed limiting type fixed component mounting mechanism is fixedly connected with the internal thread structure and one end of the threaded rod 216 for the threaded structure internal fixed limiting type fixed component mounting mechanism through the connecting plate 217 for the threaded structure internal fixed limiting type fixed component mounting mechanism; the thread structure 215 for the thread structure internal fixed limit type fixed component mounting mechanism comprises an internal thread structure arranged on the inner wall of the insertion hole 214 for the thread structure internal fixed limit type fixed component mounting mechanism and an external thread structure arranged on the threaded rod 216 body for the thread structure internal fixed limit type fixed component mounting mechanism; the end of the first connecting rod 2111 for the internal fixed limiting type fixed component mounting mechanism of the threaded structure and the end of the second connecting rod 2112 for the internal fixed limiting type fixed component mounting mechanism of the threaded structure are respectively fixed on the inner walls of the auxiliary pipeline hole 19 and the main pipeline hole 16, and the internal fixed limiting type fixed component mounting mechanism of the threaded structure mainly has the following functions: under the effect of helicitic texture, can carry out the fixed action of horizontal position to two pipelines of installation, realize joint sealing effect.
Referring to fig. 3, the bottom bolt-fixed liquid pressure driving mechanism 23 includes a connecting plate 231 for the bottom bolt-fixed liquid pressure driving mechanism, a bolt hole 232 for the bottom bolt-fixed liquid pressure driving mechanism, a hollow housing 233 for the bottom bolt-fixed liquid pressure driving mechanism, a first hollow structure 234 for the bottom bolt-fixed liquid pressure driving mechanism, a limiting hole 235 for the bottom bolt-fixed liquid pressure driving mechanism, a second hollow structure 236 for the bottom bolt-fixed liquid pressure driving mechanism, an annular liquid hole 237 for the bottom bolt-fixed liquid pressure driving mechanism, a liquid through hole structure 238 for the bottom bolt-fixed liquid pressure driving mechanism, a coil spring 239 for the bottom bolt-fixed liquid pressure driving mechanism, and a piston 2310 for the bottom bolt-fixed liquid pressure driving mechanism; a plurality of bolt holes 232 for the bottom bolt-fixed type liquid pressure driving mechanism are arranged inside the connecting plate 231 for the bottom bolt-fixed type liquid pressure driving mechanism, a hollow casing 233 for the bottom bolt-fixed type liquid pressure driving mechanism of an integrated structure is arranged at the center of one end of the connecting plate 231 for the bottom bolt-fixed type liquid pressure driving mechanism, a first hollow structure 234 for the bottom bolt-fixed type liquid pressure driving mechanism and a second hollow structure 236 for the bottom bolt-fixed type liquid pressure driving mechanism are respectively arranged at the centers of the bottom and the top of the hollow casing 233 for the bottom bolt-fixed type liquid pressure driving mechanism, the first hollow structure 234 for the bottom bolt-fixed type liquid pressure driving mechanism and the second hollow structure 236 for the bottom bolt-fixed type liquid pressure driving mechanism are communicated through a limiting hole 235 for the bottom bolt-fixed type liquid pressure driving mechanism, a liquid through-hole structure 238 for the bottom bolt-fixed liquid pressure driving mechanism communicating an external space with the first hollow structure 234 for the bottom bolt-fixed liquid pressure driving mechanism is provided inside the connecting plate 231 for the bottom bolt-fixed liquid pressure driving mechanism, a ring-shaped liquid hole 237 for the bottom bolt-fixed liquid pressure driving mechanism communicating the external space with the top center of the second hollow structure 236 for the bottom bolt-fixed liquid pressure driving mechanism is provided inside the connecting plate 231 for the bottom bolt-fixed liquid pressure driving mechanism, a piston 2310 for the bottom bolt-fixed liquid pressure driving mechanism is provided inside the second hollow structure 236 for the bottom bolt-fixed liquid pressure driving mechanism, a compressed bottom bolt-fixed liquid pressure driving mechanism is provided between the bottom of the piston 2310 for the bottom bolt-fixed liquid pressure driving mechanism and the bottom of the first hollow structure 234 for the bottom bolt-fixed liquid pressure driving mechanism A coil spring 239 for the actuator; the piston 2310 for the bottom bolt fixed type liquid pressure driving mechanism is of a piston structure of which the side surface is sleeved with a sealing ring; the annular liquid hole 237 for the bottom bolt fixing type liquid pressure driving mechanism is connected with the main buffer liquid hole 14 through a high-pressure pipeline, and the bottom bolt fixing type liquid pressure driving mechanism mainly has the following functions: the moving effect can be realized under the action of the liquid pressure.
Certain attention must be paid to: by rotating the rotating plate 10, the elasticity of the main coil spring 12 is controlled so that the compression elasticity of the main coil spring 12 is in conformity with the total force of friction caused by the buffer liquid inside the device.
The specific use mode is as follows: in the operation of the present invention, the bottom screw-fixing type liquid pressure driving mechanism 23 is fixed at the bottom of the liquid storage tank by means of a screw, and when the device is installed at the drain portion of the storage tank, the device can play a role of controlling the liquid discharge, the bottom screw-fixing type liquid pressure driving mechanism for the bottom screw-fixing type liquid pressure driving mechanism 23 is connected with the main buffer liquid hole 14 by means of a high pressure hose, and at the same time, it is noted that the high pressure hose and the space inside the second hollow structure 236 for the bottom screw-fixing type liquid pressure driving mechanism are required to be filled with buffer liquid, then the main hollow pipe 15 and the auxiliary hollow pipe 18 are installed inside the liquid inlet hole and the liquid outlet hole of the liquid storage tank, and then the screw structure internal fixing limit type fixing member installation mechanism 21 is rotated, so that the distance between the main hollow pipe 15 and the auxiliary hollow pipe 18 is shortened, can let the card that main limiting plate 17 and vice limiting plate 20 are tight in the both sides in liquid hole, can, when the inside liquid pressure of liquid storage pool is greater than bottom bolt fixed liquid pressure actuating mechanism 23 in coil spring's elastic strength, coil spring extension, the piston of bottom bolt fixed liquid pressure actuating mechanism 23 inside shifts up for the liquid of buffering enters into the inside of main liquid headspace 4, plays the drive to movable plate 11, and the valve rod moves down, thereby makes liquid can in time discharge.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (9)
1. A pressure control type liquid flow control device comprises a main shell (1), an auxiliary hollow pipeline (18) and a bottom bolt fixing type liquid pressure driving mechanism (23), and is characterized in that: the main shaft is characterized in that a main central hole (2) is formed in the center of the top of the main shell (1), a main valve rod inserting hole (3) is formed in the center of the main central hole (2) of the main shell (1), a main moving space (4) is formed in the top of the main valve rod inserting hole (3), a main moving plate (5) and an auxiliary moving plate (11) are installed in the main moving space (4), a main valve rod (6) is installed in the main valve rod inserting hole (3), the bottom end of the main valve rod (6) is installed in the center of the top of the auxiliary moving plate (11), a main spiral spring (12) is installed between the main moving plate (5) and the auxiliary moving plate (11), a main threaded rod (8) is installed in the center of the upper surface of the main moving plate (5) through a main bearing (7), and the rod body of the main threaded rod (8) is installed in the center, a main rotating plate (10) is mounted at the top end of the main threaded rod (8), a main limiting hole (13) is formed in the top of the main moving space (4) of the main shell (1), a main buffering liquid inlet hole (14) communicated with the external space and the side of the main limiting hole (13) is formed in the side of the main shell (1), a main hollow pipeline (15) of an integrated structure is arranged on one side of the top of the main shell (1), a main pipeline hole (16) is formed in the main hollow pipeline (15), the main pipeline hole (16) is communicated with one side of the main central hole (2), an auxiliary pipeline hole (19) is formed in the center of the inside of the auxiliary hollow pipeline (18), the insides of the main pipeline hole (16) and the auxiliary pipeline hole (19) are fixedly connected through a threaded structure internal fixed limiting type fixing component mounting mechanism (21), and a main pipeline of the integrated structure is arranged on the outer sides of the main hollow pipeline (15) and the auxiliary hollow pipeline (18) respectively The limiting plate (17) and the auxiliary limiting plate (20), wherein the main limiting plate (17) and the auxiliary limiting plate (20) are respectively provided with a main sealing ring (22) at opposite end faces.
2. A pressure controlled liquid flow control apparatus as defined in claim 1, wherein: the internal fixed limiting type fixed component mounting mechanism (21) of the threaded structure comprises a first circular plate (211) for the internal fixed limiting type fixed component mounting mechanism of the threaded structure, a second circular plate (212) for the internal fixed limiting type fixed component mounting mechanism of the threaded structure, a hollow rod body (213) for the internal fixed limiting type fixed component mounting mechanism of the threaded structure, an inserting hole (214) for the internal fixed limiting type fixed component mounting mechanism of the threaded structure, a threaded structure (215) for the internal fixed limiting type fixed component mounting mechanism of the threaded structure, a threaded rod (216) for the internal fixed limiting type fixed component mounting mechanism of the threaded structure, a connecting plate (217) for the internal fixed limiting type fixed component mounting mechanism of the threaded structure, a rotating rod (218) for the internal fixed limiting type fixed component mounting mechanism of the threaded structure, a rotating plate (219) for the internal fixed limiting, The bearing (2110) for the screw thread structure internal fixation limiting type fixed component mounting mechanism, the first connecting rod (2111) for the screw thread structure internal fixation limiting type fixed component mounting mechanism and the second connecting rod (2112) for the screw thread structure internal fixation limiting type fixed component mounting mechanism.
3. A pressure controlled liquid flow control apparatus as defined in claim 2, wherein: the side of the first circular plate (211) for the internal fixed limiting type fixed component installation mechanism of the threaded structure and the side of the second circular plate (212) for the internal fixed limiting type fixed component installation mechanism of the threaded structure are respectively provided with a first connecting rod (2111) for the internal fixed limiting type fixed component installation mechanism of the threaded structure and a second connecting rod (2112) for the internal fixed limiting type fixed component installation mechanism of the threaded structure, the internal fixed limiting type fixed component installation mechanism of the threaded structure is provided with a hollow rod body (213) for the internal fixed limiting type fixed component installation mechanism of the threaded structure by using the first circular plate (211) at one end center, the internal fixed limiting type fixed component installation mechanism of the threaded structure is provided with an insertion hole (214) for the internal fixed limiting type fixed component installation mechanism of the threaded structure by using the center inside of the hollow rod body (213), and the inner wall of the insertion hole (214) for the internal fixed limiting type The threaded rod (216) for the threaded structure internal fixation limiting type fixed component installation mechanism is connected with the threaded structure (215) for the part fixation limiting type fixed component installation mechanism, the threaded structure internal fixation limiting type fixed component installation mechanism uses the second circular plate (212) internal center to install a threaded structure internal fixation limiting type fixed component installation mechanism using the bearing (2110) for the threaded structure internal fixation limiting type fixed component installation mechanism, the threaded structure internal fixation limiting type fixed component installation mechanism uses the rotating rod (218), one end of the threaded structure internal fixation limiting type fixed component installation mechanism using the rotating rod (218) is provided with the rotating plate (219) for the threaded structure internal fixation limiting type fixed component installation mechanism, the other end of the threaded structure internal fixation limiting type fixed component installation mechanism uses the connecting plate (217) for the threaded structure internal fixation limiting type fixed component installation mechanism, the internal thread structure and the setting are arranged in the threaded structure internal fixation limiting type fixed component installation mechanism The mounting mechanism is fixedly connected with one end of a threaded rod (216).
4. A pressure controlled liquid flow control apparatus as defined in claim 3, wherein: the thread structure (215) for the thread structure internal fixation limiting type fixed component mounting mechanism comprises an internal thread structure arranged on the inner wall of an insertion hole (214) for the thread structure internal fixation limiting type fixed component mounting mechanism and an external thread structure arranged on a threaded rod (216) rod body for the thread structure internal fixation limiting type fixed component mounting mechanism.
5. A pressure controlled liquid flow control apparatus as defined in claim 3, wherein: the end parts of the first connecting rod (2111) and the second connecting rod (2112) for the threaded structure internal fixed limiting type fixed component mounting mechanism are respectively fixed on the inner walls of the auxiliary pipeline hole (19) and the main pipeline hole (16).
6. A pressure controlled liquid flow control apparatus as defined in claim 1, wherein: the bottom bolt fixed type liquid pressure driving mechanism (23) comprises a connecting plate (231) for the bottom bolt fixed type liquid pressure driving mechanism, a bolt hole (232) for the bottom bolt fixed type liquid pressure driving mechanism, a hollow shell (233) for the bottom bolt fixed type liquid pressure driving mechanism, a first hollow structure (234) for the bottom bolt fixed type liquid pressure driving mechanism and a limiting hole (235) for the bottom bolt fixed type liquid pressure driving mechanism, a second hollow structure (236) for the bottom bolt-fixed liquid pressure driving mechanism, an annular liquid hole (237) for the bottom bolt-fixed liquid pressure driving mechanism, a liquid through hole structure (238) for the bottom bolt-fixed liquid pressure driving mechanism, a coil spring (239) for the bottom bolt-fixed liquid pressure driving mechanism, and a piston (2310) for the bottom bolt-fixed liquid pressure driving mechanism.
7. A pressure controlled liquid flow control apparatus as defined in claim 6, wherein: a plurality of bolt holes (232) for the bottom bolt-fixed liquid pressure driving mechanism are arranged in a connecting plate (231) for the bottom bolt-fixed liquid pressure driving mechanism, a hollow shell (233) for the bottom bolt-fixed liquid pressure driving mechanism is arranged at the center of one end of the connecting plate (231) for the bottom bolt-fixed liquid pressure driving mechanism, the center of the bottom and the top of the hollow shell (233) for the bottom bolt-fixed liquid pressure driving mechanism is respectively provided with a first hollow structure (234) for the bottom bolt-fixed liquid pressure driving mechanism and a second hollow structure (236) for the bottom bolt-fixed liquid pressure driving mechanism, the first hollow structure (234) for the bottom bolt-fixed liquid pressure driving mechanism and the second hollow structure (236) for the bottom bolt-fixed liquid pressure driving mechanism are communicated through a limiting hole (235) for the bottom bolt-fixed liquid pressure driving mechanism, a liquid through hole structure (238) for the bottom bolt-fixed liquid pressure driving mechanism communicating with an external space and a first hollow structure (234) for the bottom bolt-fixed liquid pressure driving mechanism is arranged inside the connecting plate (231) for the bottom bolt-fixed liquid pressure driving mechanism, a ring-shaped liquid hole (237) for the bottom bolt-fixed liquid pressure driving mechanism communicating with the external space and the top center of a second hollow structure (236) for the bottom bolt-fixed liquid pressure driving mechanism is arranged inside the connecting plate (231) for the bottom bolt-fixed liquid pressure driving mechanism, a piston (2310) for the bottom bolt-fixed liquid pressure driving mechanism is arranged inside the second hollow structure (236) for the bottom bolt-fixed liquid pressure driving mechanism, the bottom of the piston (2310) for the bottom bolt-fixed liquid pressure driving mechanism and the bottom of the first hollow structure (234) for the bottom bolt-fixed liquid pressure driving mechanism A compressed coil spring (239) for the bottom bolt-fixed type liquid pressure driving mechanism is arranged between the two.
8. A pressure controlled liquid flow control apparatus as defined in claim 7, wherein: the piston (2310) for the bottom bolt fixed type liquid pressure driving mechanism is of a piston structure of which the side surface is sleeved with a sealing ring.
9. A pressure controlled liquid flow control apparatus as defined in claim 7, wherein: the annular liquid hole (237) for the bottom bolt fixed type liquid pressure driving mechanism is connected with the main buffer liquid hole (14) through a high-pressure pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911304231.0A CN111061309B (en) | 2019-12-17 | 2019-12-17 | Pressure control type liquid flow control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911304231.0A CN111061309B (en) | 2019-12-17 | 2019-12-17 | Pressure control type liquid flow control device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113339568A (en) * | 2021-07-01 | 2021-09-03 | 姜凤云 | Friction contact type pressure control ventilation valve |
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| AR032081A1 (en) * | 2002-01-02 | 2003-10-22 | Giordano Daniel Hector | LIQUID PRESSURE REGULATOR |
| CN101477381A (en) * | 2009-01-20 | 2009-07-08 | 练可为 | Pressure control structure |
| CN108187768A (en) * | 2018-01-09 | 2018-06-22 | 王欣欣 | A kind of use for laboratory liquid charging stock storage device |
| CN110469356A (en) * | 2019-08-15 | 2019-11-19 | 米兰 | A kind of anti-inbreak support frame of underground work |
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| CN1371457A (en) * | 1999-09-02 | 2002-09-25 | 盛夏阳 | Pressure regulator and method of use |
| AR032081A1 (en) * | 2002-01-02 | 2003-10-22 | Giordano Daniel Hector | LIQUID PRESSURE REGULATOR |
| CN101477381A (en) * | 2009-01-20 | 2009-07-08 | 练可为 | Pressure control structure |
| CN108187768A (en) * | 2018-01-09 | 2018-06-22 | 王欣欣 | A kind of use for laboratory liquid charging stock storage device |
| CN110469356A (en) * | 2019-08-15 | 2019-11-19 | 米兰 | A kind of anti-inbreak support frame of underground work |
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| CN113339568A (en) * | 2021-07-01 | 2021-09-03 | 姜凤云 | Friction contact type pressure control ventilation valve |
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