CN112502947A

CN112502947A - Tympanic membrane box pump

Info

Publication number: CN112502947A
Application number: CN202011484697.6A
Authority: CN
Inventors: 曾昭达; 曾宪越
Original assignee: Individual
Current assignee: Guangdong Xinstable Energy Control Technology Research Co ltd
Priority date: 2020-12-16
Filing date: 2020-12-16
Publication date: 2021-03-16

Abstract

The invention provides a tympanic membrane tank pump, which comprises a rigid shell tank and a transmission rod capable of reciprocating along the axis of the rigid shell tank, wherein at least one medium cavity is arranged in the rigid shell tank, a tympanic membrane is arranged on the side wall of the rigid shell tank, the inner surface of the tympanic membrane is communicated with the medium cavity, the transmission rod is fixedly connected with the tympanic membrane to drive the tympanic membrane to perform reciprocating action of compressing and expanding on the medium cavity, the medium cavity is provided with a feed inlet and a discharge outlet, unidirectional flow guide assemblies are respectively arranged on the feed inlet and the discharge outlet, the transmission rod is fixedly connected and directly acts on the tympanic membrane, and the tympanic membrane performs repeated extrusion and expansion actions to realize the aim of directly converting the mechanical energy of the reciprocating motion of the transmission rod into the kinetic energy and potential energy of fluid media in the medium cavity, simplify an energy transfer and conversion path, reduce the conversion energy consumption, thereby improving the energy conversion, the tympanic membrane tank pump has the application performance of pumping all fluid and has very considerable application prospect.

Description

Tympanic membrane box pump

Technical Field

The invention relates to the field of pumping mechanical equipment, in particular to a tympanic membrane box pump.

Background

A pump is a machine that delivers or pressurizes a fluid. It transfers the mechanical energy of the prime mover or other external energy to the liquid, causing the liquid energy to increase. At present, a displacement pump is adopted in the aspect of pumping solid-liquid mixture, the displacement pump is a pump for conveying fluid by utilizing the change of the volume in a pump cylinder, and the common displacement pump mainly comprises a piston pump, a diaphragm pump and the like.

The diaphragm pump is characterized by that it mainly utilizes a diaphragm sheet to make reciprocating movement to change the volume of pump cavity so as to implement the goal of sucking and discharging fluid medium, and its structure is characterized by that the high-elasticity diaphragm of the diaphragm pump is placed in the pressure cylinder, i.e. in the pump cavity, and basically is positioned in the middle position of the pump cavity, and its structure is complex, and the diaphragm can be used for dividing the pump cavity into medium cavity and hydraulic oil cavity, the hydraulic cavity is filled with hydraulic oil, and the plunger of the diaphragm pump is connected with hydraulic oil cavity, and when it is run, the plunger of the diaphragm pump can be driven by means of mechanical power equipment to make reciprocating movement so as to drive the hydraulic oil to make reciprocating movement to make the diaphragm pump to attain the goal of changing volume in the medium cavity. For example, chinese patent application publication No. CN208578694U discloses a reciprocating hydraulic diaphragm pump, which includes a pump head, a diaphragm chamber and a diaphragm are disposed in the pump head, the diaphragm chamber is communicated with a liquid inlet channel, a liquid outlet channel and a plunger chamber, a plunger is disposed in the plunger chamber, hydraulic oil is filled between the end of the plunger and the diaphragm, and the diaphragm pump also utilizes the reciprocating motion of the plunger to drive the hydraulic oil to suck and discharge fluid media in a manner of reciprocating the diaphragm.

As can be seen from the above, the energy transmission paths of such conventional diaphragm pumps are basically: the electric energy or hydraulic energy is transferred and converted into mechanical energy of the plunger, then the mechanical energy of the plunger is transferred and converted into fluid kinetic energy or potential energy of hydraulic oil, then the mechanical energy is converted into mechanical energy of reciprocating fluctuation of the diaphragm, and finally the mechanical energy and the potential energy are converted into the kinetic energy and the potential energy of the fluid medium, so that the purposes of sucking and discharging the fluid medium are achieved.

Disclosure of Invention

Aiming at the technical problems that the conventional diaphragm pump in the background art has a long energy transmission and conversion line and the reciprocating conversion of mechanical energy and fluid kinetic energy causes the system structure of the diaphragm pump to be complex, the conversion energy consumption is high, and the energy conversion rate is low, the invention provides the tympanic membrane tank pump which is fixedly connected through a transmission rod and directly acts on a tympanic membrane, the aim of sucking and discharging fluid media can be fulfilled without driving hydraulic oil to drive the tympanic membrane, the energy transmission and conversion path is shortened, the energy consumption is reduced, the energy saving and emission reduction effects are achieved, and complex structures such as sealing of hydraulic oil and oil supplementing and discharging are not needed to be additionally designed, so that the tympanic membrane tank pump has a simple structure, and the production cost is reduced.

The technical scheme of the invention is realized as follows:

a tympanic membrane tank pump comprises a rigid shell tank and a transmission rod capable of doing reciprocating motion along the axis of the rigid shell tank, wherein at least one medium cavity is arranged in the rigid shell tank, a tympanic membrane is arranged on the side wall of the rigid shell tank, the inner surface of the tympanic membrane is communicated with the medium cavity, the transmission rod is fixedly connected with the tympanic membrane to drive the tympanic membrane to do reciprocating motion of compression and expansion to the medium cavity, the medium cavity is provided with a feed inlet and a discharge outlet, unidirectional flow guide assemblies are arranged on the feed inlet and the discharge outlet respectively and play a role in preventing reverse flow of fluid medium to ensure the unidirectional operation stability of the tympanic membrane tank pump, particularly, the opening directions of the unidirectional flow guide assembly at the feed inlet and the unidirectional flow guide assembly at the discharge outlet are the same, and the transmission rod directly acts on the tympanic membrane, so under the reciprocating motion of the transmission rod to the tympanic membrane, the tympanic membrane communicated with the medium cavity can perform reciprocating extrusion or expansion action on the medium cavity, when the tympanic membrane expands the medium cavity, the volume of the medium cavity is increased to generate negative pressure, so that fluid medium can be sucked from the feed inlet, the one-way flow guide component at the feed inlet is opened in the process of sucking the fluid medium, the fluid medium enters the medium cavity through the one-way flow guide component, and the one-way flow guide component at the discharge outlet is closed at the same time, so that the flowing fluid medium can not be sucked into the medium cavity again, the purpose of one-way suction of the fluid medium is realized, when the tympanic membrane extrudes the medium cavity, the fluid medium in the medium cavity can be pushed by the extrusion of the tympanic membrane, and leaves the medium cavity through the one-way flow guide component at the discharge outlet, and the one-way flow guide component at the feed inlet is in a closed state, so that the purpose of one-way discharge of, the aim of pumping the fluid medium is realized by repeating the suction and discharge actions, in the process, the transmission rod is fixedly connected and directly acts on the tympanic membrane, the repeated extrusion and expansion action of the tympanic membrane realizes that the mechanical energy of the reciprocating motion of the transmission rod is directly converted into the kinetic energy and the potential energy of the fluid medium in the medium cavity, the energy conversion path of the tympanic membrane box pump is that external electric energy is transmitted and converted into mechanical energy of the tympanic membrane fixedly connected with the transmission rod, the mechanical energy of the tympanic membrane is converted into kinetic energy or potential energy of a fluid medium, the energy conversion path is short, compared with the energy conversion path of the traditional diaphragm pump, the direct action of the transmission rod on the tympanic membrane reduces the phenomenon that the mechanical energy of the plunger is firstly converted into the fluid kinetic energy or potential energy of hydraulic oil, and the energy conversion path is converted into mechanical energy of the tympanic membrane, so that the energy transmission and conversion path is simplified, and the conversion energy consumption is reduced, thereby improving the energy conversion rate.

Furthermore, the transmission rod is fixedly connected with the tympanic membrane along the axis of the transmission rod, so that the transmission rod can vertically act on the tympanic membrane, the driving force of the transmission rod to the tympanic membrane is equal to the pulling force, the extrusion force and the adsorption force of the tympanic membrane to the medium cavity are equal, and stable pumping of the fluid medium is facilitated.

Furthermore, the number of the medium cavities is two, the two medium cavities are arranged in parallel in the rigid shell box, the structure is compact, the number of the tympanic membranes is multiple, the plurality of tympanic membranes are uniformly distributed on two opposite side walls of the rigid shell box, the working efficiency can be improved, the transmission rod vertically penetrates through the two opposite side walls of the rigid shell box, which are provided with the tympanic membranes, is provided with a plurality of push-pull rods, the push-pull rods are arranged in parallel with the transmission rod, the end parts of the push-pull rods are provided with circular clamping discs, the circular clamping discs are fixedly connected with the tympanic membranes, because the two medium cavities are provided with the tympanic membranes and the tympanic membranes on the two medium cavities are arranged oppositely, when the push-pull rods on the transmission rod move towards the same direction, the states of the tympanic membranes on the two medium cavities are opposite, so that the effect of alternately acting the medium cavities can be achieved, when one medium cavity is in a compressed discharge state, the other medium cavity is in an expanded suction state, and the two medium cavities are cyclically acted, so that the aim of continuously pumping the fluid medium can be fulfilled.

Furthermore, a lead chute penetrating through the two medium cavities is arranged in the rigid shell box, the lead chute is not communicated with the medium cavities, and the transmission rod is arranged in the lead chute in a sliding mode, so that the running stability of the transmission rod is improved.

Further comprises a motor, a reduction gearbox and an eccentric shaft, wherein the motor and the reduction gearbox are both arranged on the outer wall of the rigid shell box, so that the integrated structure is facilitated, the motor is connected with the reduction gearbox, an output shaft of the reduction gearbox is connected with the eccentric shaft, a central chute vertical to the axis of the transmission rod is arranged at the top of the transmission rod, an eccentric deflector rod of the eccentric shaft is arranged in the central chute in a sliding manner, because the central sliding chute is vertical to the axis of the transmission rod and the eccentric deflector rod slides in the central sliding chute, the central sliding groove can eliminate the influence of the pushing force of the eccentric deflector rod in the direction perpendicular to the axis of the transmission rod, thereby realizing the purpose of converting the rotation motion of the eccentric deflector rod into the reciprocating linear motion of the transmission rod, therefore, the eccentric shaft driven by the motor and the reduction gearbox plays a role in driving the transmission rod to do reciprocating motion.

Furthermore, the one-way flow guiding assembly comprises a plurality of valve valves, the bottoms of the valve valves are arranged in a surrounding manner, the inner space surrounded by the valve flaps forms a flow passage for fluid media to flow, the valve valves can rotate relative to the bottoms of the valve valves, the flow passage is communicated with the feed port or the discharge port, the projection of the valve valves on the longitudinal section of the flow passage is in an isosceles triangle shape, the distance from the top to the bottom of the valve valves is greater than the radius of the flow passage, when the tympanic membrane expands the media cavity, the fluid media at the position of the feed port can flow through the flow passage along the direction from the bottom to the top of the valve valves, and the valve flaps are separated from each other under the impact of the flowing fluid media, so that the fluid media can flow through the flow passage without obstacles, and therefore, the valve flaps are in an open state when separated, when the tympanic membrane extrudes the medium cavity, the fluid medium at the position of the feed port flows along the top of the valve toward the bottom, and at the moment, the fluid medium drives the valve clack membrane to rotate toward the center of the flow channel, so that the valve valves all rotate toward the center of the flow channel and are mutually polymerized, thereby playing a role of blocking the flow channel, therefore, when the valve valves are polymerized, the valve valves are in a closed state to block the fluid medium from passing through, further realizing the purpose of one-way flow guide, ensuring that the tympanic membrane box pump cannot generate the problem of medium backflow during normal operation, when the valve valves are polymerized, the side edge of any valve is tightly abutted with the side edge of the adjacent valve, so that when the backflow pressure of the fluid medium is higher, the valve clacks are combined more tightly, the higher the tightness and, since the distance from the top to the bottom of the valve is greater than the radius of the flow channel, therefore, in the process of closing and rotating any valve, the valve clack membrane can be abutted with other valve valves to form a sealing surface without rotating to be parallel to the cross section of the flow passage, compared with the traditional swing check valve, the valve clack of the traditional swing check valve can play a role in reverse flow stopping only when the valve clack rotates to be parallel to the cross section of the flow passage, the valve clack has a larger rotation range when rotating reversely, so that the volume of the fluid medium pushed back by the valve clack is larger, namely the back stepping amount is larger, therefore, compared with the traditional swing check valve, the rotation amplitude of the valve in the one-way flow guide assembly is small, namely, the rotation amplitude of the valve is reduced, and the function of reducing the back stepping amount during closing can be further realized.

Because the projection of the valve clack film on the longitudinal section of the flow passage is in an isosceles triangle shape in the fully opened state, the one-way flow guide assembly is in a cone shape or a pyramid shape when being closed, and because the sealing surface formed by tightly abutting the valve clack films is in a cone shape or a pyramid shape when being closed, the compressive strength of the sealing surface in the axial direction of the flow passage is greatly improved in the closed state, and when a fluid medium flows backwards, the connection between the valve clack films is tighter as the fluid pressure borne by the conical or pyramid-shaped sealing surface is larger, so that the sealing property of the sealing surface is higher, and the one-way flow guide assembly has the application performance of adapting to the high-pressure fluid medium.

Furthermore, the bottoms of the valve valves are surrounded and connected to form a connecting ring of an integrated structure, and the connecting ring is fixedly installed on the wall of the medium cavity.

Furthermore, a steel plate is fixedly arranged on the inner side wall of the valve, wherein the shape of the steel plate is adapted to the shape of the valve clack membrane, the structural size of the steel plate is smaller than that of the valve, the steel plate can play a role in improving the structural strength of the valve clack membrane, the valve is prevented from being bent, deformed and failed under the impact and extrusion of a high-pressure fluid medium, so that the use stability of the tympanic membrane box pump is ensured, and under the effect of combining with the valve clack membrane, the unidirectional flow guide assembly has higher high-pressure resistance tolerance, corrosion resistance and abrasion resistance of the steel plate, and the effect of effectively preventing the inner surface of the valve from being damaged by the friction of the fluid medium is achieved, so that the service life of the valve is prolonged, and the steel plate on the unidirectional flow guide assembly has good corrosion resistance and abrasion resistance, so that the tympanic membrane box pump with the unidirectional flow guide assembly has the function of pumping solid-, The application performance of fluid media containing particles, such as concrete, mud and the like, and the one-way flow guide assembly has the application performance suitable for high-pressure fluid media, such as high-pressure liquid or high-pressure gas pumping, so that the tympanic membrane box pump with the one-way flow guide assembly has the application performance of pumping all fluids, and has very considerable application prospect.

The one-way flow guiding component comprises a valve clack membrane, a plurality of valve clack membranes and a barrel-shaped outer membrane, wherein the valve clack membranes are arranged on the valve clack membrane, the barrel-shaped outer membrane is sleeved on the outer sides of the valve clack membranes, the bottom of the barrel-shaped outer membrane is fixedly connected with the bottom of the valve clack membranes, in the closing process, the barrel-shaped outer membrane is driven by a fluid medium flowing in the reverse direction to wrap and tightly adhere to the outer surface of the valve clack membrane, the barrel-shaped outer membrane is tightly adhered to the outer surface of the valve clack membrane, the effect of further sealing the valve is achieved, the double sealing and the effect of preventing back seepage are achieved, the sealing stability of the one-way flow guiding component is further improved, and in the opening state, the barrel-.

The invention has the beneficial effects that: the transmission rod is fixedly connected and directly acts on the tympanic membrane, the repeated extrusion and expansion of the tympanic membrane realize the purpose of directly converting the mechanical energy of the reciprocating motion of the transmission rod into the kinetic energy and the potential energy of the fluid medium in the medium cavity, the energy transmission and conversion path is simplified, the conversion energy consumption is reduced, thereby the energy conversion rate is improved, the tympanic membrane is directly arranged on the rigid shell box, the purpose of pumping the fluid medium can be realized without designing a hydraulic oil cavity, the problem that the fluid medium leaks to the hydraulic oil cavity can not occur, the structure of the tympanic membrane box pump is simplified, the maintenance and the installation are convenient, the production cost is reduced, the arrangement of the two medium cavities and the relative arrangement of the tympanic membranes on the two medium cavities realize the purpose of continuously pumping the fluid medium under the direct action of the push-pull rod, the rotation amplitude of the valve in the one-way flow guide component is small, namely, the rotation amplitude of, and then can play the effect of the volume of stepping on back when reducing to close, the steel sheet on the valve clack membrane has fine corrosion resistance and wearability, and one-way water conservancy diversion subassembly has when closing, and the higher reverse pressure is, and the leakproofness is better characteristics, and then makes the tympanic membrane case pump that has this one-way water conservancy diversion subassembly have the application property of pump sending full fluid, has very considerable application prospect.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural view of a rigid enclosure according to the present invention in a top view;

FIG. 2 is a bottom view of the condition of FIG. 1;

FIG. 3 is an internal cross-sectional view taken along line A-A of FIG. 2;

FIG. 4 is an internal cross-sectional view taken along line B-B of FIG. 2;

FIG. 5 is a top view of the state of FIG. 1;

FIG. 6 is a schematic structural view of the one-way flow guide assembly in an open state when connected to a wall of the media chamber at the feed port;

FIG. 7 is a schematic structural view of the one-way flow guide assembly in a closed state connected to a wall of the media chamber at the feed port;

FIG. 8 is a schematic view of an external structure of the one-way flow guide assembly in an open state;

FIG. 9 is a schematic view of the external structure of the one-way flow guide assembly in a closed state;

FIG. 10 is a schematic diagram of the overall structure of a tympanic membrane tank pump of the present disclosure; .

The attached drawings are as follows: 1. a rigid housing box; 2. a transmission rod; 201. a push-pull rod; 202. a circular chuck; 203. a central chute; 3. a media chamber; 4. a tympanic membrane; 5. a feed inlet; 6. a discharge port; 7. a one-way flow guide component; 71. a valve; 711. a connecting ring; 72. a steel plate; 73. a barrel-shaped outer film; 8. a lead chute; 9. a motor; 10. a reduction gearbox; 11. an eccentric shaft; 12. an eccentric deflector rod; 13. a steering mechanism case; 14. a shunting cavity; 15. a flow collection chamber; 16. a feed pipe; 17. a discharge pipe; 18. a flow-through channel.

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 to 10, wherein the direction of an arrow in the figures indicates the flow direction of a fluid medium, a tympanic membrane tank pump includes a rigid casing 1 and a transmission rod 2 capable of reciprocating along its own axis, the rigid casing 1 has at least one medium cavity 3 inside, and a tympanic membrane 4 is mounted on a side wall of the rigid casing 1, wherein, in the present embodiment, the tympanic membrane is a flexible high-strength and low-elasticity pressure type membrane, and can undergo slow reciprocating motion, and has a circular design, which is beneficial to its durability, and the performance of the membrane in the existing market can completely meet the requirements of the tank pump, and the membrane material of the existing membrane pump can be directly and preferably adopted, so that the selection of the specific material of the tympanic membrane is not described in detail herein; referring to fig. 1 to 3, the inner surface of the tympanic membrane 4 is communicated with the medium cavity 3, the transmission rod 2 is fixedly connected with the tympanic membrane 4 to drive the tympanic membrane 4 to perform reciprocating motion of compressing and expanding the medium cavity 3, that is, to reciprocally compress the medium cavity 3 or expand the medium cavity 3, the medium cavity 3 is provided with a feed inlet 5 and a discharge outlet 6, the feed inlet 5 and the discharge outlet 6 are both provided with one-way flow guide assemblies 7, the one-way flow guide assemblies 7 play a role of preventing fluid medium from reversely flowing, so as to ensure the one-way operation stability of the tympanic membrane box pump, specifically, the opening directions of the one-way flow guide assemblies 7 at the feed inlet 5 and the one-way flow guide assemblies 7 at the discharge outlet 6 are the same, and as the transmission rod 2 is directly and acting on the tympanic membrane 4, the tympanic membrane 4 communicated with the medium cavity 3 performs reciprocating extrusion or expansion motion on the medium cavity 3 under the, when the tympanic membrane 4 expands the medium cavity 3, the volume of the medium cavity 3 is increased to generate negative pressure, so that fluid medium can be sucked from the feed port 5, the one-way flow guide assembly 7 at the feed port 5 is opened in the process of sucking the fluid medium, the fluid medium enters the medium cavity 3 through the one-way flow guide assembly 7, and the one-way flow guide assembly 7 at the discharge port 6 is closed, so that the flowing fluid medium cannot be sucked into the medium cavity 3 again, thereby realizing the purpose of one-way suction of the fluid medium, when the tympanic membrane presses the medium cavity 3, the fluid medium in the medium cavity 3 is pushed by the extrusion of the tympanic membrane 4, and leaves the medium cavity 3 through the one-way flow guide assembly 7 at the discharge port 6, and the one-way flow guide assembly 7 at the feed port 5 is closed, thereby realizing the purpose of one-way discharge of the fluid medium, and the purpose of pumping the fluid medium is realized by repeated suction and discharge actions, in the process, the transmission rod 2 is fixedly connected and directly acts on the tympanic membrane 4, the repeated extrusion and expansion of the tympanic membrane 4 realize the purpose of directly converting the mechanical energy of the reciprocating motion of the transmission rod 2 into the kinetic energy and the potential energy of the fluid medium in the medium cavity 3, namely, the energy conversion path of the tympanic membrane box pump is the mechanical energy of the tympanic membrane fixedly connected with the transmission rod by external electric energy transmission and converted into the mechanical energy of the tympanic membrane fixedly connected with the transmission rod, the mechanical energy of the tympanic membrane is converted into the kinetic energy or the potential energy of the fluid medium, the energy conversion path is short, compared with the energy conversion path of the traditional diaphragm pump, the direct action of the transmission rod on the tympanic membrane reduces the energy conversion path of the plunger mechanical energy which is firstly converted into the fluid kinetic energy or the potential energy of the hydraulic oil and then converted into the mechanical energy of the tympanic membrane, the energy transmission and conversion path is simplified, the purpose of pumping the fluid medium can be realized without designing the hydraulic oil cavity, and the problem that the fluid medium leaks to the hydraulic oil cavity can be avoided, so that the structure of the tympanic membrane box pump is simplified, the maintenance and the installation are convenient, and the production cost is reduced.

Preferably, referring to fig. 3 and 4, the transmission rod 2 is fixedly connected to the tympanic membrane 4 along its own axis, so that the transmission rod 2 can vertically act on the tympanic membrane 4, and thus the pushing force of the transmission rod 2 on the tympanic membrane 4 is equal to the pulling force, and further the squeezing force and the adsorption force of the tympanic membrane 4 on the media cavity 3 are equal, which is beneficial to stably pumping the fluid media.

Preferably, referring to fig. 3, the number of the media cavities 3 is two, two media cavities 3 are arranged in parallel in the rigid casing 1, the structure is compact, the number of the tympanic membranes 4 is multiple, the multiple tympanic membranes 4 are uniformly distributed on two opposite side walls of the rigid casing 1, the working efficiency can be improved, in this embodiment, two tympanic membranes 4 are preferably arranged on each media cavity 3, the transmission rod 2 vertically penetrates through the two opposite side walls of the rigid casing 1 on which the tympanic membranes 4 are arranged, the transmission rod 2 is provided with a plurality of push-pull rods 201, the push-pull rods 201 are arranged in parallel with the transmission rod 2, the ends of the push-pull rods 201 are provided with circular chucks 202, the circular chucks 202 are fixedly connected with the tympanic membranes 4, the circular chucks 202 facilitate the uniform stress of the tympanic membranes 4, and because the two media cavities 3 are provided with tympanic membranes 4 and the two media cavities 3 are arranged opposite to each other, when the push-pull rods 201 on the transmission rod, the tympanic membranes 4 on the two medium cavities 3 are opposite to each other, so that the effect of alternately acting the medium cavities 3 can be achieved, that is, as shown in fig. 3, when one medium cavity 3 is in a compressed discharge state, the other medium cavity 3 is in an expanded suction state, and thus the two medium cavities 3 are cyclically acted, so that the purpose of continuously pumping the fluid medium can be achieved.

Preferably, a lead chute 8 penetrating through the two medium cavities 3 is arranged in the rigid shell box 1, the lead chute 8 is not communicated with the medium cavities 3, and the transmission rod 2 is arranged in the lead chute 8 in a sliding mode, so that the operation stability of the transmission rod 2 can be improved.

Preferably, referring to fig. 3, 4 and 10, further comprises a motor 9, a reduction box 10 and an eccentric shaft 11, wherein, the motor 9 and the reduction gearbox 10 are both arranged on the outer wall of the rigid shell box 1, which is convenient for an integrated structure, the motor 9 is connected with the reduction gearbox 10, the output shaft of the reduction gearbox 10 is connected with the eccentric shaft 11, the top of the transmission rod 2 is provided with a central chute 203 vertical to the axis of the transmission rod 2, the eccentric deflector rod 12 of the eccentric shaft 11 is arranged in the central chute 203 in a sliding way, since the central chute 203 is perpendicular to the axis of the transmission rod 2, and the eccentric shift lever 12 slides in the central chute, the central sliding groove can eliminate the influence of the pushing force of the eccentric deflector rod in the direction perpendicular to the axis of the transmission rod, thereby realizing the purpose of converting the rotation motion of the eccentric deflector rod into the reciprocating linear motion of the transmission rod, therefore, the eccentric shaft driven by the motor and the reduction gearbox plays a role in driving the transmission rod to do reciprocating motion.

In addition, a steering mechanism box 13 is arranged on the rigid shell box 1, the eccentric shaft 11 is rotatably installed in the steering mechanism box 13, a central sliding groove at the top of the transmission rod is arranged in the steering mechanism box, a shaft body of the driving shaft penetrates through the steering mechanism box, and the steering mechanism box is used for installing the eccentric shaft, so that the structure is stable.

Specifically, be equipped with branch flow chamber 14 in the rigid housing case 1, branch flow chamber 14 sets up between the feed inlet 5 in two medium chambeies, play the effect of reposition of redundant personnel, be equipped with in the rigid housing case 1 and gather flow chamber 15, it sets up between the discharge gate 6 in two medium chambeies 3 to gather flow chamber 15, play the effect of gathering the stream, the both ends of rigid housing case 1 are equipped with inlet pipe 16 and discharging pipe 17 respectively, inlet pipe 16 communicates two medium chambeies 3 through branch flow chamber 14, discharging pipe 17 communicates two medium chambeies 3 through gathering flow chamber 15.

Preferably, referring to fig. 6 to 9, the one-way flow guiding assembly 7 includes a plurality of valve valves 71, the bottoms of the valve valves 71 are arranged in a surrounding manner, the inner space surrounded by the valve valves 71 forms a flow channel 18 for flowing the fluid medium, the valve valves 71 are rotatable relative to the bottoms thereof, the flow channel 18 communicates with the inlet 5 or the outlet 6, the projection of the valve flap film 71 on the longitudinal section of the flow channel 18 is in an isosceles triangle shape, the distance from the top to the bottom of the valve 71 is greater than the radius of the flow channel 18, when the tympanic membrane 4 expands the medium chamber 3, the fluid medium at the position of the inlet 5 flows through the flow channel 18 along the bottom of the valve flap film 71 in the top direction, and at the same time, the valve valves 71 are separated from each other under the impact of the flowing fluid medium, so that the fluid medium can flow through the flow channel 18 without obstacles, thus, when the plurality of valve valves 71 are separated, the valve valves 71 are in an open state for fluid medium to pass through, when the tympanic membrane 4 extrudes the medium cavity 3, the fluid medium at the position of the feed port 5 flows along the top of the valve flap film 71 towards the bottom, at this time, the fluid medium drives the valve valves 71 to rotate towards the center of the flow channel 18, so that the valve valves 71 all rotate towards the center of the flow channel 18 and are mutually aggregated, thereby playing a role of blocking the flow channel 18, therefore, when the valve valves 71 are aggregated, the valve valves 71 are in a closed state to block the fluid medium from passing through, further realizing the purpose of one-way flow guiding, ensuring that the tympanic membrane box pump cannot generate the problem of medium backflow during normal operation, when the valve valves 71 are aggregated, the side edge of any valve 71 is tightly abutted against the side edge of the adjacent valve flap film 71, so that when the backflow pressure of the fluid medium is higher, the closer the valve valves 71 are combined, the higher the tightness is, and the distance from the top to the bottom of the valve valves 71 is greater than the radius of the flow passage 18, so that during the closing rotation process of any one valve 71, the valve flap film 71 can abut against other valve valves 71 to form a sealing surface without rotating to be parallel to the cross section of the flow passage 18, and compared with the conventional swing check valve, the valve flap of the conventional swing check valve can achieve a reverse flow stopping effect only when rotating to be parallel to the cross section of the flow passage, the rotation range of the valve flap in the reverse rotation process is larger, so that the volume of the fluid medium pushed back by the valve flap is larger, i.e. the back stepping amount is larger, therefore, compared with the conventional swing check valve, the rotation amplitude of the valve flap film 71 in the one-way flow guiding assembly 7 is small, i.e. the rotation amplitude of the valve 71 is reduced, and further, the function of reducing the back stepping amount during closing can be achieved.

Because the projection of the valve flap membrane 71 on the longitudinal section of the flow channel 18 is isosceles triangle in the fully opened state, the one-way flow guiding component 8 is cone-shaped or pyramid-shaped when closed, since the sealing surface formed by the valve flap films 71 being in close contact is conical or pyramidal in the closed state, the compressive strength of the sealing surface in the axial direction of the flow channel is greatly increased, and when the fluid medium flows back, the greater the fluid pressure to which the conical or pyramidal sealing surface is subjected, the tighter the connection between the flap membranes 71, so that the greater the tightness of the sealing surface, therefore, the one-way flow guide assembly 7 has the application performance of adapting to high-pressure fluid media, such as pumping high-pressure liquid or high-pressure gas, so that the tympanic membrane tank pump has the application performance of pumping high-pressure fluid media.

Preferably, referring to fig. 6 and 7, a steel plate 72 is fixedly arranged on the inner side wall of the valve 71, wherein the shape of the steel plate 72 is adapted to the shape of the valve flap film 71, and the structural dimension of the steel plate 72 is slightly smaller than that of the valve flap 71, the steel plate 72 can play a role in improving the structural strength of the valve 71 itself, preventing the valve flap 71 from bending and deforming and failing under the impact and extrusion of a high-pressure fluid medium, so as to ensure the use stability of the tympanic membrane pump, and under the combined action of the steel plate 72, the unidirectional flow guiding assembly 7 has higher high pressure resistance, corrosion resistance and wear resistance of the steel plate 72, and also plays a role in effectively preventing the inner surface of the valve flap 71 from being damaged by the friction of the fluid medium, which is beneficial to prolonging the service life of the valve flap 71, and also because the steel plate on the unidirectional flow guiding assembly 7 has good corrosion resistance and wear resistance, the tympanic membrane box pump with the unidirectional flow guide assembly has application performance of pumping fluid media such as solid-liquid mixtures, for example, sludge, concrete, mud and the like, and the unidirectional flow guide assembly 7 has application performance suitable for high-pressure fluid media, for example, high-pressure liquid or high-pressure gas, so that the tympanic membrane box pump with the unidirectional flow guide assembly 7 has application performance of pumping all fluids, and has very considerable application prospect.

Preferably, referring to fig. 6, the bottom of several valve valves 71 are connected around a connecting ring 711, which is fixedly mounted on the wall of the media chamber 3 and forms an integrated structure. In the production, the purpose of enclosing the bottoms of all the valve valves 71 to form an integrated structure can be realized only by directly adopting the existing conical structural film and cutting the side surface of the conical structural film into a plurality of parts along the generatrix of the conical structural film, the cut side membrane is the valve 71, keeping the bottom of the conical structural film undivided when the conical structural film is cut, and pressing the bottom of the conical structural film into a connecting ring, in addition, the same one-way diversion component 7 can also be manufactured by adopting the pyramid structural film, the valve clack 71 structure which is mutually enclosed and integrated can be manufactured only by cutting along the edge of the pyramid structural film and keeping the bottom of the pyramid structural film uncut during the manufacturing, the conical structural film and the pyramid structural film can be made of the existing film materials, and the conical structural film and the pyramid structural film are both of the existing common regular shapes, moreover, the specific schemes of manufacturing the conical structural film and the pyramid structural film in the conventional shapes by adopting the existing film materials are the prior art, so that the detailed description is not repeated herein; and because all the valve valves 71 are derived from the side surface of the same conical structural membrane, when the valve valves 71 are closed, all the valve valves 71 have high matching degree and high sealing performance, and the structural stability is improved, wherein the connecting ring 711 is provided with bolt holes for fixing the integrated one-way flow guide assembly 7 on the cavity wall of the medium cavity 3.

Preferably, the valve further comprises a barrel-shaped outer film 73 sleeved outside the valve valves 71, the bottom of the barrel-shaped outer film 73 is fixedly connected with the bottom of the valve clack film 71, in the closing process, the barrel-shaped outer film 73 is driven by a fluid medium flowing in the reverse direction to wrap and tightly adhere to the outer surface of the valve valves 71, the barrel-shaped outer film 73 is tightly adhered to further seal the valve valves 71, so that the double sealing and back seepage stopping effects are achieved, the sealing stability of the one-way flow guide assembly 7 is further improved, in the opening state, the barrel-shaped outer film 73 is unfolded and restored to be a cylindrical structure or a prismatic structure under the pushing action of the fluid medium, and the barrier-free passing purpose is achieved.

The working principle is as follows: referring to fig. 3 and 10, the motor 9 drives the eccentric shaft 11 to rotate through the reduction box 10, the eccentric shaft 11 drives the transmission rod 2 to make reciprocating linear motion, the push-pull rod 201 which is arranged in parallel with the transmission rod 2 and fixedly connected with the transmission rod directly acts on the tympanic membrane 4 to drive the tympanic membrane 4 to make a drumming action, when the tympanic membrane 4 of one of the medium cavities 3 is in an expanded state, the medium cavity 3 is in an expanded suction state, as shown by the medium cavity 3 close to the eccentric shaft 11 in fig. 3, the medium cavity 3 is in an expanded suction state, at the same time, the other medium cavity 3 is in a compressed discharge state, in the medium cavity 3 in the expanded suction state, the one-way flow guide assembly 7 at the feed port 5 is in an open state, the fluid medium is sucked into the medium cavity 3, and the one-way flow guide assembly 7 at the discharge port 6; in the medium cavity 3 in the compressed discharge state, as shown in fig. 3 of the medium cavity 3 far from the eccentric shaft 11, at this time, the one-way flow guide assembly 7 at the feed port 5 of the medium cavity 3 is in the closed state, the one-way flow guide assembly 7 at the discharge port 6 is in the open state, and the fluid medium in the medium cavity is extruded and discharged out of the medium cavity, thereby achieving the purpose of discharge and pumping.

The beneficial effects of this embodiment: the transmission rod is fixedly connected and directly acts on the tympanic membrane, the repeated extrusion and expansion of the tympanic membrane realize the purpose of directly converting the mechanical energy of the reciprocating motion of the transmission rod into the kinetic energy and the potential energy of the fluid medium in the medium cavity, the energy transmission and conversion path is simplified, the conversion energy consumption is reduced, thereby the energy conversion rate is improved, the tympanic membrane is directly arranged on the rigid shell box, the purpose of pumping the fluid medium can be realized without designing a hydraulic oil cavity, the problem that the fluid medium leaks to the hydraulic oil cavity can not occur, the structure of the tympanic membrane box pump is simplified, the maintenance and the installation are convenient, the production cost is reduced, the arrangement of the two medium cavities and the relative arrangement of the tympanic membranes on the two medium cavities realize the purpose of continuously pumping the fluid medium under the direct action of the push-pull rod, the rotation amplitude of the valve in the one-way flow guide component is small, namely, the rotation amplitude of, and then can play the effect of the volume of stepping on back when reducing to close, the steel sheet on the valve clack membrane has fine corrosion resistance and wearability, and one-way water conservancy diversion subassembly has when closing, and the higher reverse pressure is, and the leakproofness is better characteristics, and then makes the tympanic membrane case pump that has this one-way water conservancy diversion subassembly have the application property of pump sending full fluid, has very considerable application prospect.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings, which is solely for the purpose of facilitating the description and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and is therefore not to be construed as limiting the invention.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The tympanic membrane tank pump is characterized by comprising a rigid shell tank and a transmission rod capable of reciprocating along the axis of the rigid shell tank, wherein at least one medium cavity is formed in the rigid shell tank, a tympanic membrane is arranged on the side wall of the rigid shell tank, the inner surface of the tympanic membrane is communicated with the medium cavity, the transmission rod is fixedly connected with the tympanic membrane to drive the tympanic membrane to compress and expand the medium cavity in a reciprocating manner, the medium cavity is provided with a feeding hole and a discharging hole, and the feeding hole and the discharging hole are respectively provided with a one-way flow guide assembly.

2. A tympanic membrane tank pump according to claim 1, wherein said transfer rod is fixedly attached to said tympanic membrane in a direction along its axis.

3. A tympanic membrane tank pump according to claim 2, wherein said media chambers are two in number, and wherein two of said media chambers are disposed in parallel within said rigid housing tank.

4. A tympanic membrane tank pump according to claim 3, wherein said tympanic membranes are provided in plurality, and wherein said plurality of tympanic membranes are disposed uniformly on two opposing sidewalls of said rigid housing.

5. The tympanic membrane tank pump according to claim 4, wherein the transmission rod vertically penetrates two opposite side walls of the rigid casing to mount the tympanic membrane thereon, the transmission rod is provided with a plurality of push-pull rods, ends of the push-pull rods are provided with circular chucks, and the circular chucks are fixedly connected with the tympanic membrane.

6. The tympanic membrane tank pump according to any one of claims 1 to 5, further comprising a motor, a reduction box and an eccentric shaft, wherein the motor is connected with the reduction box, an output shaft of the reduction box is connected with the eccentric shaft, a central sliding groove perpendicular to the axis of the transmission rod is arranged at the top of the transmission rod, and an eccentric deflector rod of the eccentric shaft is slidably arranged in the central sliding groove.

7. The tympanostomy pump as claimed in claim 1, wherein the one-way flow guide assembly comprises a plurality of valve valves, the bottoms of the valve valves are arranged in a surrounding manner, the inner space surrounded by the valve clack membranes forms a flow passage for fluid medium to flow, the flow channel is communicated with the feed inlet or the discharge outlet, the projection of the valve on the longitudinal section of the flow channel is in an isosceles triangle shape, the distance from the top to the bottom of the valve is larger than the radius of the flow channel, a plurality of valve clack films are in an opening state when separated, when the valve valves are polymerized, the valve valves are in a closed state to block the fluid medium from passing through, the side edge of any one valve is closely abutted with the side edge of the adjacent valve.

8. The tympanostomy pump according to claim 7, wherein the bottoms of the valve valves are connected around a connecting ring to form an integral structure, and the connecting ring is fixedly arranged on the wall of the medium cavity.

9. The tympanostomy pump according to claim 7, wherein the valve has a steel plate fixed on the inner side wall.

10. A tympanic membrane tank pump according to any one of claims 7 to 9, further comprising a barrel-shaped outer membrane disposed over the outer sides of the plurality of valve flaps, wherein the bottom of the barrel-shaped outer membrane is fixedly connected to the bottom of the valve flap.