CN210317663U - Vertical oil-free reciprocating vacuum unit for intermediate extraction - Google Patents

Abstract

The utility model discloses a vertical no oily reciprocating vacuum unit is used in middle extraction, its structure includes the leakage fluid dram, including a motor, an end cap, a controller, and a cover plate, the drive wheel, the main part, flip, the blast pipe, communicating pipe, the vacuum pump, the leakage fluid dram is linked together with the vacuum pump, the motor is connected with the drive wheel, the drive wheel all is located the dust cover with the drive wheel, the drive wheel passes through chain drive with the drive wheel and is connected, flip and main part surface hinged joint, the blast pipe is linked together with the main part, communicating pipe is linked together with the vacuum pump, the installation retort is dismantled to the accessible, make and avoid the mixture of different compounds through changing new retort.

Description

Vertical oil-free reciprocating vacuum unit for intermediate extraction

Technical Field

The utility model relates to a middle vertical oil-free reciprocating vacuum unit for extraction belongs to the vacuum pump field.

Background

The vacuum pump refers to a device or apparatus for obtaining vacuum by mechanically, physically, chemically or physico-chemically pumping a pumped container, and in popular terms, the vacuum pump is a device for improving, generating and maintaining vacuum in a certain closed space by various methods. With the rapid development of industries such as semiconductors, new materials, biopharmaceuticals, food processing, aerospace, medical research and the like, the demand for vacuum is also increasing.

However, in the processing environment of the existing vertical vacuum unit, all the used reaction cylinders are fixedly installed inside, and after the existing vertical vacuum unit is used, the reaction cylinders need to be cleaned by water and cannot be disassembled, if the reaction cylinders are not cleaned or the cleaning liquid is not completely discharged, the extracted reaction cylinders will have the original reactant and cleaning liquid remained, and the existing vertical vacuum unit is not suitable for some experimental purposes or high-precision purposes.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a vertical oil-free reciprocating vacuum unit for intermediate extraction, which aims to solve the existing problems.

In order to achieve the above purpose, the present invention is realized by the following technical solution: a vertical oil-free reciprocating vacuum unit for intermediate extraction structurally comprises a liquid outlet, a motor, a driving wheel, a dust cover, a driving wheel, a main body, a flip cover, an exhaust pipe, a communicating pipe and a vacuum pump, wherein the liquid outlet is communicated with the vacuum pump, the motor is connected with the driving wheel, the driving wheel and the driving wheel are both positioned in the dust cover, the driving wheel is in transmission connection with the driving wheel through a chain, the flip cover is in hinge connection with the surface of the main body, the exhaust pipe is communicated with the main body, the communicating pipe is communicated with the vacuum pump, the main body comprises an outer barrel, an inner barrel, a valve core, an outer barrel spring, a pipette, an exhaust inner tube, a shell, a reaction tank, a spring, a right check valve, a reciprocating air extractor, a left check valve, a placing plate, an air suction inner tube, an air suction tube, the reaction tank is placed on the placing plate, the spring is mounted at the lower end of the placing plate, the reciprocating air exhaust device is located below the shell, the reciprocating air exhaust device is arranged between the right one-way valve and the left one-way valve, the air suction pipe and the liquid suction pipe are both embedded into the reaction tank, the air suction pipe is connected with the air suction pipe through a nut, the left one-way valve is mounted at the tail end of the air suction pipe, and the inner cylinder is communicated with the valve core.

Furthermore, the head end of the exhaust inner pipe is communicated with an exhaust pipe, the valve core is communicated with a communicating pipe, the driving wheel is connected with a reciprocating air extractor, and the head end of the air suction pipe is provided with threads.

Furthermore, reciprocal air exhaust device includes piston head, axostylus axostyle, curved bar, spacing spout, the piston head end passes through axostylus axostyle and curved bar swing joint, curved bar is "nearly" style of calligraphy form, curved bar both sides all are equipped with the bearing and with shell inner wall connection, curved bar and drive wheel fixed connection.

Furthermore, the exhaust inner pipe and the suction inner pipe are both made of plastic hoses.

Furthermore, the valve core is an electromagnetic valve core and is connected through an external controller.

The utility model has the advantages that: opening a flip cover, placing a treated reaction tank (unprocessed) on a placing plate after pressing the placing plate downwards, aligning a liquid suction pipe to an outer cylinder, jacking the reaction tank to enable the liquid suction pipe to be inserted into the outer cylinder due to the spring rebounding effect, driving the outer cylinder to be tightly attached to the liquid suction pipe by an outer cylinder spring, enabling the reaction tank to be clamped on the placing plate by two springs, connecting an air suction inner pipe into an air suction pipe, fixing the air suction inner pipe by meshing a nut and the air suction pipe, starting a motor by an external controller to enable a driving wheel to be driven to rotate by a driving wheel, enabling a curved rod to rotate along with the curved rod, changing the position height of a piston head by the rotation of the curved rod, enabling the piston head to make reciprocating piston motion, and forming a loop from the piston head to the air suction pipe to the air suction inner pipe to a left one-way valve to a movable, with the retort extraction step by step, after retort reaction processing is accomplished, through opening case and vacuum pump through external control ware, utilize the pipette to absorb reagent in the retort and discharge by the leakage fluid dram, the installation retort is dismantled to the accessible for avoid the mixture of different compounds through changing new retort, improve the experimental data accuracy, be applicable to the experiment class or need the processing of high accuracy.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic structural view of a vertical oil-free reciprocating vacuum unit for intermediate extraction according to the present invention;

fig. 2 is the structure schematic diagram of the vertical oil-free reciprocating vacuum unit main body for intermediate extraction of the utility model.

FIG. 3 is a schematic view of the reciprocating pumping apparatus of FIG. 2 according to the present invention;

fig. 4 is a partial schematic structural diagram of a in fig. 2 according to the present invention;

in the figure: a liquid discharge port-1, a motor-2, a driving wheel-3, a dust cover-4, a driving wheel-5, a main body-6, a flip-open cover-7, an exhaust pipe-8, a communicating pipe-9, a vacuum pump-10, an outer cylinder-601, an inner cylinder-602, a valve core-603, an outer cylinder spring-604, a pipette-605, an exhaust inner tube-606, a shell-607, a reaction tank-608, a spring-609, a right one-way valve-610, a reciprocating air extraction device-611, a left one-way valve-612, a placing plate-613, an air suction inner tube-614, an air suction tube-615, a nut-616, a piston head-6111, a shaft rod-6112, a curved rod-6113 and a.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1-4, the present invention provides a technical solution of a vertical oil-free reciprocating vacuum unit for intermediate extraction: the structure of the device comprises a liquid discharge port 1, a motor 2, a driving wheel 3, a dust cover 4, a driving wheel 5, a main body 6, a flip cover 7, an exhaust pipe 8, a communicating pipe 9 and a vacuum pump 10, wherein the liquid discharge port 1 is communicated with the vacuum pump 10, the motor 2 is connected with the driving wheel 3, the driving wheel 3 and the driving wheel 3 are both positioned in the dust cover 4, the driving wheel 5 is in transmission connection with the driving wheel 3 through a chain, the flip cover 7 is in hinge connection with the surface of the main body 6, the exhaust pipe 8 is communicated with the main body 6, the head end of an air suction pipe 615 is provided with threads, the communicating pipe 9 is communicated with the vacuum pump 10, the main body 6 comprises an outer cylinder 601, an inner cylinder 602, a valve core 603, an outer cylinder spring 604, a liquid suction pipe 605, an exhaust inner pipe 606, a shell 607, a reaction, An air suction pipe 615 and a nut 616, wherein the outer cylinder 601 is in clearance fit with the inner cylinder 602, the outer cylinder 601 is connected with an outer cylinder spring 604, the outer cylinder spring 604 is mounted on a valve core 603, the head end of the liquid suction pipe 605 is in clearance fit with the outer cylinder 601, the right one-way valve 610 is mounted at the tail end of the air discharge inner pipe 606, the reaction tank 608 is placed on a placing plate 613, the spring 609 is mounted at the lower end of the placing plate 613, the reciprocating air suction device 611 is positioned below the outer shell 607, a reciprocating air suction device 611 is arranged between the right one-way valve 610 and the left one-way valve 612, the air suction pipe 615 and the liquid suction pipe 605 are both embedded in the reaction tank 608, the air suction inner pipe 614 is connected with the air suction pipe 615 through the nut 616, the tail end of the air suction inner pipe 614 is provided with the left one-way, the driving wheel 5 is connected with a reciprocating air extraction device 611, the reciprocating air extraction device 611 comprises a piston head 6111, a shaft rod 6112, a bent rod 6113 and a limiting sliding groove 6114, the tail end of the piston head 6111 is movably connected with the bent rod 6113 through the shaft rod 6112, the bent rod 6113 is in a shape like a Chinese character 'ji', bearings are arranged on two sides of the bent rod 6113 and are connected with the inner wall of the shell 607, the bent rod 6113 is fixedly connected with the driving wheel 5, the exhaust inner tube 606 and the air suction inner tube 614 are both made of plastic hoses, and the valve core 603 is an electromagnetic valve core and is connected with the external controller.

Motor 2, vacuum pump 10, case 603 that this patent said all are connected with external control ware, and this connected mode is the drive mode commonly used, just no longer gives unnecessary details for well-known technique, case 603 adopts the model to be 7271-B's two-position two long closed solenoid valve of stainless steel, and suitable medium is wide, and suitable temperature is high, the model that motor 2 adopted is a motor of YASKAWA, and the interference killing feature is strong, and the radiating effect is good, the model that vacuum pump 10 adopted is a vacuum pump of WPY970, the device simple to operate, long service life, the interference killing feature is strong.

For example, the flip cover 7 is opened, the treated reaction tank 608 (unprocessed) is placed on the placing plate 613 after the placing plate 613 is pressed down, the pipette 605 is aligned with the outer cylinder 601, the reaction tank 608 is jacked up to insert the pipette 605 into the outer cylinder 601 due to the rebounding action of the spring 609, the outer cylinder spring 604 drives the outer cylinder 601 to be tightly attached to the pipette 605, the reaction tank 608 is clamped on the placing plate 613 through two springs, the suction inner tube 614 is connected into the suction tube 615 and fixed through the engagement of the nut 616 and the suction tube 615, the motor 2 is started through an external controller, the driving wheel 3 is driven to the driving wheel 5 to rotate, the crank bar 6113 rotates, the position height of the piston head 6111 is changed through the rotation of the crank bar 6113, the piston head 6111 makes a reciprocating piston motion, and the reaction tank 608, the suction inner tube 615, the left check valve 612, the movable piston head 6111, the right check valve 610 and the exhaust inner tube 606, 606 and the exhaust inner tube 606 and the exhaust The exhaust pipe 8 forms a loop to gradually draw the reaction tank 608, and after the reaction processing of the reaction tank 608 is completed, the valve core 603 and the vacuum pump 10 are opened by an external controller, and the reagent in the reaction tank 608 is sucked by the suction pipe 605 and discharged from the liquid discharge port 1.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. 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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (3)

1. The utility model provides a vertical reciprocal vacuum unit that does not have oil for middle extraction which characterized in that: the structure of the dust-proof device comprises a liquid discharge port (1), a motor (2), a driving wheel (3), a dust cover (4), a driving wheel (5), a main body (6), a turnover cover (7), an exhaust pipe (8), a communicating pipe (9) and a vacuum pump (10), wherein the liquid discharge port (1) is communicated with the vacuum pump (10), the motor (2) is connected with the driving wheel (3), the driving wheel (3) and the driving wheel (3) are both positioned in the dust cover (4), the driving wheel (5) is connected with the driving wheel (3) through chain transmission, the turnover cover (7) is hinged with the surface of the main body (6), the exhaust pipe (8) is communicated with the main body (6), the communicating pipe (9) is communicated with the vacuum pump (10), and the main body (6) comprises an outer cylinder (601), an inner cylinder (602), a valve core (603), an outer cylinder, The reaction tank comprises an exhaust inner pipe (606), an outer shell (607), a reaction tank (608), a spring (609), a right one-way valve (610), a reciprocating air extraction device (611), a left one-way valve (612), a placing plate (613), an air suction inner pipe (614), an air suction pipe (615) and a nut (616), wherein the outer cylinder (601) is in clearance fit with the inner cylinder (602), the outer cylinder (601) is connected with the outer cylinder spring (604), the outer cylinder spring (604) is installed on a valve core (603), the head end of the air suction pipe (605) is in clearance fit with the outer cylinder (601), the right one-way valve (610) is installed at the tail end of the exhaust inner pipe (606), the reaction tank (608) is placed on the placing plate (613), the spring (609) is installed at the lower end of the placing plate (613), the reciprocating air extraction device (611) is located below the outer shell (607), and the reciprocating air extraction device (611) is arranged, the reaction tank is characterized in that the air suction pipe (615) and the liquid suction pipe (605) are both embedded into the reaction tank (608), the air suction inner pipe (614) is connected with the air suction pipe (615) through a nut (616), a left check valve (612) is installed at the tail end of the air suction inner pipe (614), and the inner cylinder (602) is communicated with the valve core (603).

2. The vertical oil-free reciprocating vacuum unit for intermediate extraction according to claim 1, characterized in that: the head end of the exhaust inner pipe (606) is communicated with an exhaust pipe (8), the valve core (603) is communicated with a communicating pipe (9), the driving wheel (5) is connected with a reciprocating air exhaust device (611), and the head end of the air suction pipe (615) is provided with threads.

3. The vertical oil-free reciprocating vacuum unit for intermediate extraction according to claim 1, characterized in that: the reciprocating air extraction device (611) comprises a piston head (6111), a shaft rod (6112), a curved bar (6113) and a limiting sliding groove (6114), the tail end of the piston head (6111) is movably connected with the curved bar (6113) through the shaft rod (6112), the curved bar (6113) is in a shape like a Chinese character 'ji', bearings are arranged on two sides of the curved bar (6113) and are connected with the inner wall of the shell (607), and the curved bar (6113) is fixedly connected with the transmission wheel (5).

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