Disclosure of Invention
The hydraulic diaphragm metering pump is designed to solve the problems that the existing hydraulic diaphragm metering pump adopts a single metering pump head, the flow is small, the conveying efficiency is low, meanwhile, the fluid pulsation acting force generated in the pipeline conveying process of the fluid metered by the existing main driving single pump head metering pump is overlarge, the pump body is easy to vibrate in the running process of the pump body due to overlarge fluid pulsation, and the running stability of the hydraulic diaphragm metering pump is reduced, so that the purposes of large flow and low pulsation are achieved.
The utility model is realized by the following technical scheme: the utility model provides a high-end double pump head Hydro hydraulic pressure diaphragm metering pump, includes the casing, the inside swing joint of casing has the worm that is used for transmitting outside motor torque, the inside swing joint of casing has the worm wheel that is used for transmitting worm torque, the inboard swing joint of casing has the output shaft that is used for exporting worm wheel torque, the inboard swing joint of casing has the eccentric disc that is used for transmitting worm wheel torque, the inside swing joint of casing has the joint board that is used for transmitting eccentric disc torque, the inboard swing joint of casing has the plunger that is used for the joint board reciprocating motion. The outside fixedly connected with of casing is used for carrying the fluid shell of liquid, the inboard swing joint of fluid shell has the diaphragm board that is used for the inside negative pressure that produces of fluid shell, the inboard fixedly connected with of fluid shell is used for controlling the apron of the inboard switching of fluid shell, the outside fixedly connected with of fluid shell is used for the inside inflow check valve of input liquid of fluid shell, the outside fixedly connected with of fluid shell is used for the inside liquid output's of fluid shell outflow check valve.
Further, an adjusting rod for adjusting the sliding stroke length of the plunger in the shell is movably connected to the inner side of the shell, and the worm is fixedly connected with an external motor through a connecting shaft.
Further, the worm is meshed with the worm wheel, the output shaft is fixedly connected with the worm wheel and rotates in a synchronous action, and the eccentric disc is fixedly connected with the worm wheel through the connecting shaft.
Further, the connecting plate is in transmission connection with the eccentric disc, the number of the plungers is two, and the two plungers are symmetrically distributed on the left side and the right side of the worm wheel.
Further, two ends of the plunger are respectively and movably connected to the outside of the diaphragm plate and the outside of the connecting plate, the plunger is in sliding sealing connection with the inner side of the shell, and the adjusting rod is in limiting connection with the plunger through a clamping groove.
Further, the fluid shell is symmetrically distributed at the left end and the right end of the shell, the fluid shell is in sealing connection with the diaphragm plate, and the cover plate is fixedly connected with the fluid shell through bolts.
Further, the inflow one-way valve is communicated with the inside of the fluid shell, the outflow one-way valve is communicated with the inside of the fluid shell, the inflow one-way valve corresponds to the position of the diaphragm plate and is matched with the diaphragm plate in specification, and the outflow one-way valve corresponds to the position of the diaphragm plate and is matched with the diaphragm plate in specification.
The utility model provides a high-end double-pump-head Hydro hydraulic diaphragm metering pump. The beneficial effects are as follows:
the worm wheel is rotated through worm rotation, the worm wheel is rotated to enable the eccentric disc to rotate, the plunger which is symmetrically distributed inside the machine shell is informed of reciprocating sliding through the eccentric disc rotation under the driving of the connecting plate, the plunger is enabled to move in the fluid shell at the left end and the right end of the outer portion of the machine shell in a reciprocating manner, fluid flows into the fluid shell through the inflow check valve and is discharged through the outflow check valve through the action of the diaphragm, the flow of the hydraulic diaphragm metering pump is doubled, the symmetrical fluid shell design is adopted to enable the operation of the hydraulic diaphragm metering pump to generate pulsation to offset each other, and the operation stability of the hydraulic diaphragm metering pump is improved.
Description of the embodiments
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The example of the high-end double-pump head Hydro hydraulic diaphragm metering pump is as follows:
examples
Referring to fig. 1-8, a high-end double-pump-head Hydro hydraulic diaphragm metering pump comprises a casing 1, wherein a worm 11 for transmitting torque of an external motor is movably connected inside the casing 1, an adjusting rod 17 for adjusting the sliding stroke length of a plunger 16 inside the casing 1 is movably connected inside the casing 1, the worm 11 is fixedly connected with the external motor through a connecting shaft, a worm wheel 12 for transmitting torque of the worm 11 is movably connected inside the casing 1, the worm 11 is meshed with the worm wheel 12, and an eccentric disc 14 is fixedly connected with the worm wheel 12 through the connecting shaft.
The inside swing joint of casing 1 has the eccentric disk 14 that is used for transmitting worm wheel 12 moment of torsion, the inside swing joint of casing 1 has the link plate 15 that is used for transmitting eccentric disk 14 moment of torsion, link plate 15 is connected with eccentric disk 14 transmission, the quantity of plunger 16 is two, two plunger 16 symmetric distributions are in the left and right sides of worm wheel 12, the both ends of plunger 16 swing joint respectively in the outside of diaphragm 21 and the outside of link plate 15, plunger 16 and the inside sliding seal of casing 1 are connected, adjust pole 17 and plunger 16 pass through draw-in groove spacing connection, the inside swing joint of casing 1 has the plunger 16 that is used for the reciprocating motion of link plate 15.
The outside fixedly connected with of casing 1 is used for carrying the fluid shell 2 of liquid, and the inboard swing joint of fluid shell 2 is used for the inside diaphragm 21 that produces negative pressure of fluid shell 2, and the inboard fixedly connected with of fluid shell 2 is used for controlling the apron 22 of the inboard switching of fluid shell 2, and fluid shell 2 symmetric distribution is at the left and right sides both ends of casing 1, and fluid shell 2 and diaphragm 21 sealing connection, apron 22 pass through bolt and fluid shell 2 fixed connection.
The operation of an external motor drives the worm 11 to rotate in the casing 1, the worm 11 rotates to drive the worm wheel 12 to rotate, the worm wheel 12 rotates to drive the eccentric disc 14 to rotate, the eccentric disc 14 rotates to drive the connecting plate 15 to slide reciprocally, the connecting plate 15 slides reciprocally to enable the plunger 16 symmetrical inside the casing 1 to slide reciprocally, the plunger 16 slides reciprocally to drive the diaphragm plates 21 inside the two fluid casings 2 at the left end and the right end of the casing 1 to deform, negative pressure is generated inside the fluid casings 2 along the direction of the plunger 16 when the diaphragm plates 21 deform, fluid is sucked into the fluid casings 2 through the inflow check valves 23, and fluid inside the fluid casings 2 flows out through the outflow check valves 24 under the extrusion of the diaphragm plates 21 when the diaphragm plates 21 deform along the direction of the cover plate 22.
The outside fixedly connected with that is used for the inside inflow check valve 23 of input liquid of fluid shell 2, the outside fixedly connected with that is used for the inside liquid output of fluid shell 2 of fluid shell 24, inflow check valve 23 communicates with each other with the inside of fluid shell 2, outflow check valve 24 communicates with each other with the inside of fluid shell 2, inflow check valve 23 and the corresponding and specification phase-match of diaphragm 21 of position, outflow check valve 24 and the corresponding and specification phase-match of diaphragm 21 of position.
The worm 11 rotates to enable the worm wheel 12 to rotate, the worm wheel 12 rotates to enable the eccentric disc 14 to rotate, the plunger 16 symmetrically distributed inside the casing 1 is enabled to inform reciprocating sliding under the driving of the connecting plate 15, the plunger 16 reciprocates to enable diaphragm plates 21 inside the fluid casing 2 at the left end and the right end of the casing 1 to act simultaneously, fluid flows into the fluid casing 2 through the inflow check valve 23 and is discharged through the outflow check valve 24 through the action of the diaphragm plates 21, the flow of the hydraulic diaphragm metering pump is doubled, pulsation generated by the operation of the hydraulic diaphragm metering pump is offset by adopting the design of the symmetrical fluid casing 2, and the operation stability of the hydraulic diaphragm metering pump is improved.
Examples
Referring to fig. 1-8, a high-end double-pump-head Hydro hydraulic diaphragm metering pump comprises a housing 1,
the inside swing joint of casing 1 has worm 11 that is used for transmitting external motor moment of torsion, the inboard swing joint of casing 1 has the regulation pole 17 that is used for adjusting plunger 16 at the inside slip stroke length of casing 1, worm 11 passes through connecting axle fixed connection with external motor, the inside swing joint of casing 1 has worm wheel 12 that is used for transmitting worm 11 moment of torsion, the inboard swing joint of casing 1 has output shaft 13 that is used for exporting worm wheel 12 moment of torsion, worm 11 meshes with worm wheel 12, output shaft 13 and worm wheel 12 fixed connection and synchronous action rotate, eccentric disc 14 and worm wheel 12 pass through connecting axle fixed connection.
The inside swing joint of casing 1 has the eccentric disc 14 that is used for transmitting worm wheel 12 moment of torsion, and the inside swing joint of casing 1 has the link plate 15 that is used for transmitting eccentric disc 14 moment of torsion, and the inside swing joint of casing 1 has the plunger 16 that is used for the reciprocating motion of link plate 15, and link plate 15 and eccentric disc 14 transmission are connected, and the both ends of plunger 16 are swing joint in the outside of diaphragm 21 and the outside of link plate 15 respectively, and plunger 16 and the inside sliding seal of casing 1 are connected, and regulation pole 17 passes through draw-in groove spacing connection with plunger 16.
The number of the shells 1 is two, power transmission is carried out between the two shells 1 through an output shaft 13, the output shaft 13 in the first shell 1 is fixedly connected with the worm 11 in the second shell 1 through a coupler, a single fluid shell 2 is arranged outside each shell 1, and a single plunger 16 is arranged inside each shell 1.
According to the first embodiment, the external motor operates to drive the worm 11 to rotate inside the first casing 1, the worm 11 rotates to drive the worm wheel 12 to rotate, the worm wheel 12 rotates to drive the eccentric disc 14 to rotate, the eccentric disc 14 rotates to drive the connecting plate 15 to slide reciprocally, the connecting plate 15 slides reciprocally to drive the plunger 16 to slide reciprocally, the plunger 16 slides reciprocally to drive the diaphragm plate 21 inside the fluid casing 2 outside the first casing 1 to deform, when the diaphragm plate 21 deforms inside the fluid casing 2 along the direction of the plunger 16, fluid is sucked into the fluid casing 2 through the inflow check valve 23, when the diaphragm plate 21 deforms along the direction of the cover plate 22, fluid inside the fluid casing 2 flows out through the outflow check valve 24 under the extrusion of the diaphragm plate 21, simultaneously the worm wheel 12 rotates to drive the output shaft 13 inside the first casing 1 to rotate, the output shaft 13 rotates to drive the worm 11 inside the second casing 1 to rotate inside the second casing 1, the worm 11 rotates to drive the eccentric disc 14 rotates to drive the connecting plate 15 to slide reciprocally, the plunger 16 slides reciprocally to drive the connecting plate 15 to slide reciprocally, and the plunger 16 slides reciprocally to drive the plunger 16 to drive the worm wheel 16 to flow reciprocally to drive the second casing 1 to flow out of the diaphragm plate 21 along the direction of the diaphragm plate 21, and when the diaphragm plate 21 deforms inside the diaphragm plate 21 deforms along the direction of the diaphragm plate 21, and fluid flows out through the direction of the diaphragm plate 21 along the direction of the diaphragm plate 21 deforms along the direction of the diaphragm plate 21.
The outside fixedly connected with of casing 1 is used for carrying the fluid shell 2 of liquid, the inboard swing joint of fluid shell 2 is used for the inside diaphragm 21 that produces negative pressure of fluid shell 2, the inboard fixedly connected with of fluid shell 2 is used for controlling the inboard switching of fluid shell 2 apron 22, the outside fixedly connected with of fluid shell 2 is used for the inside inflow check valve 23 of input liquid of fluid shell 2, the outside fixedly connected with of fluid shell 2 is used for the inside fluid output's of fluid shell 2 outflow check valve 24, fluid shell 2 and diaphragm 21 sealing connection, apron 22 passes through bolt and fluid shell 2 fixed connection, inflow check valve 23 communicates with each other with the inside of fluid shell 2, outflow check valve 24 communicates with each other with the inside of fluid shell 2, inflow check valve 23 corresponds and the specification phase-match with the position of diaphragm 21, outflow check valve 24 corresponds and the specification phase-match with the position of diaphragm 21.
The worm 11 rotates to enable the worm wheel 12 to rotate, the worm wheel 12 rotates to enable the eccentric disc 14 to rotate, the plunger 16 symmetrically distributed inside the casing 1 is enabled to inform reciprocating sliding under the driving of the connecting plate 15, the plunger 16 reciprocates to enable diaphragm plates 21 inside the fluid casing 2 at the left end and the right end of the casing 1 to act simultaneously, fluid flows into the fluid casing 2 through the inflow check valve 23 and is discharged through the outflow check valve 24 through the action of the diaphragm plates 21, the flow of the hydraulic diaphragm metering pump is doubled, pulsation generated by the operation of the hydraulic diaphragm metering pump is offset by adopting the design of the symmetrical fluid casing 2, and the operation stability of the hydraulic diaphragm metering pump is improved.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.