Chemical filling system

Abstract

The utility model relates to the technical field of filling, and particularly discloses a chemical filling system, which comprises a diaphragm pump, a storage hopper and a buffer tank, the liquid inlet end of the diaphragm pump is connected with a feed pipe, the liquid outlet end of the diaphragm pump is connected with a discharge pipe, the discharge pipe is connected with the buffer tank, the liquid outlet end of the buffer tank is connected with a blanking pipe, and the blanking pipe is connected with the storage hopper. One end of the discharging pipe is connected with a first pneumatic ball valve, and the liquid outlet end of the first pneumatic ball valve is connected with a storage hopper through a hose. The utility model has the advantages that the filling precision can be improved, and the filling error is within a controllable range.

Description

TECHNICAL FIELD

[0001] The utility model relates to filling technology field, especially a chemical product filling system. BACKGROUND

[0002] The kettle type reactor is a kind of cylindrical reactor with low height-diameter ratio, is used to realize liquid phase single-phase reaction process and liquid-liquid, gas-liquid, liquid-solid, gas-liquid-solid and other multiphase reaction process, and stirring (mechanical stirring, air flow stirring etc.) device is usually arranged in the reactor.

[0003] At present, in chemical industry, the chemical product in the reaction kettle needs to be filled after reaction, the kettle type reactor is usually connected together with base through weighing sensor, for weighing the material in the reaction kettle, material is discharged in the process of filling, material is flowing, the weight weighed by weighing the reaction kettle at this time will be inaccurate, to cause filling error. UTILITY MODEL CONTENTS

[0004] The utility model aims at overcoming the shortcomings of prior art, provide a chemical product filling system.

[0005] The utility model discloses a chemical product filling system, including diaphragm pump, storage hopper and buffer tank, the liquid inlet end of diaphragm pump is connected to feed pipe, the liquid outlet of diaphragm pump is connected to discharge pipe, the discharge pipe is connected with buffer tank, the liquid outlet of buffer tank is connected with the discharge pipe, one end of the discharge pipe is connected with first pneumatic ball valve, and the liquid outlet of first pneumatic ball valve is connected with storage hopper through flexible pipe.

[0006] Specifically, it further includes a plurality of supporting rods, the bottom of the supporting rod is connected with a supporting seat, the supporting seat is connected with a weighing sensor, and the weighing sensor is connected with the storage hopper.

[0007] Specifically, the bottom of the storage hopper is provided with a discharging pipe, the discharging pipe is provided with a second pneumatic ball valve, and the liquid outlet of the second pneumatic ball valve is provided with a manual ball valve.

[0008] Specifically, the storage hopper includes a hopper and a cover plate, the cover plate is arranged at the top of the hopper, the top of the cover plate is provided with a pipe joint, and the pipe joint is connected with the flexible pipe.

[0009] Specifically, the cover plate is provided with a gas outlet, and the cover plate is connected with a gas outlet pipe through the gas outlet.

[0010] Specifically, one end of the feed pipe is connected with a discharge valve, and a standby valve is arranged on the feed pipe between the discharge valve and the diaphragm pump.

[0011] Specific, the liquid outlet end of the manual ball valve is connected with a liquid leakage pipe, a circular ring boss is arranged on the liquid leakage pipe, and a receiving cover is sleeved on the liquid leakage pipe; the outer side wall of the receiving cover is symmetrically hinged with a clamping jaw, a notch is formed in the receiving cover, and one end of the clamping jaw extends into the receiving cover and is located in the notch.

[0012] Specifically, the clamping jaw is hinged on the receiving cover through a pin shaft, a torsional spring is sleeved on the pin shaft, one end of the torsional spring abuts against the receiving cover, and the other end abuts against the clamping jaw.

[0013] Specifically, a buffer plate is coaxially arranged at one end of the buffer tank close to the discharge pipe, a plurality of liquid passing holes are formed in the buffer plate, an inclined baffle is arranged at the other end of the buffer tank, a liquid passing opening is arranged at the upper end of the baffle, and liquid passing notches are formed in the lower ends of the buffer plate and the baffle.

[0014] The utility model has the following advantages:

[0015] The utility model discloses a buffer tank is arranged in the reaction kettle, and the material in the reaction kettle is pumped into the buffer tank through the diaphragm pump, and then the material is pumped into the storage hopper through the pneumatic ball valve, the bottom of the storage hopper is provided with a weighing sensor to accurately measure the weight of the material, and the precise control of the filling amount is realized. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the whole structure schematic view of the filling system of the utility model;

[0017] Figure 2 It is the storage hopper setting structure schematic view of the utility model;

[0018] Figure 3 It is the receiving cover and the liquid leakage pipe installation structure schematic view of the utility model;

[0019] Figure 4 It is the liquid leakage pipe setting structure schematic view of the utility model;

[0020] Figure 5 It is the receiving cover structure schematic view of the utility model;

[0021] Figure 6 It is the clamping jaw structure schematic view of the utility model;

[0022] Figure 7 It is the buffer tank internal structure schematic view of the utility model.

[0023] In the figure: 1 - diaphragm pump, 2 - discharge pipe, 3 - buffer tank, 4 - feed pipe, 5 - first pneumatic ball valve, 6 - hose, 7 - hopper, 8 - cover plate, 9 - air outlet pipe, 10 - support rod, 11 - second pneumatic ball valve, 12 - standby valve, 13 - discharge valve, 14 - support seat, 15 - weighing sensor, 16 - pipe joint, 18 - manual ball valve, 19 - receiving cover, 20 - clamping jaw, 21 - torsional spring, 22 - liquid leakage pipe, 23 - annular boss, 24 - notch, 25 - buffer plate, 26 - liquid passing hole, 27 - baffle, 28 - reaction kettle. DETAILED DESCRIPTION

[0024] In order to make the purpose of the utility model, the technical scheme and the advantage are more clear and obvious, the following combines the figure and the example, carries out the further detailed description to the utility model. It should be understood that the specific examples described here are only used to explain the utility model, and are not used to limit the utility model, that is, the described examples are only a part of the examples of the utility model, and are not all the examples. The components of the utility model embodiments described and shown in the drawings herein can be arranged and designed in various different configurations.

[0025] Therefore, the following detailed description of the embodiments of the utility model provided in the drawings is not intended to limit the scope of the claimed utility model, but only represents selected embodiments of the utility model. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

[0026] It should be noted that the terms "first" and "second" and the like relational terms are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between the entities or operations. Moreover, the term "comprise", "include" or any other variant thereof is intended to cover non-exclusive inclusion, so that the process, method, article or device including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or device. Without more limitations, the element defined by the statement "comprising a" does not exclude the presence of additional identical elements in the process, method, article or device comprising the element.

[0027] The utility model will be further described below in combination with the drawings, but the protection scope of the utility model is not limited to the following.

[0028] As Figures 1 to 7As shown, a chemical filling system includes a diaphragm pump 1, a storage hopper and a buffer tank 3, the liquid inlet end of the diaphragm pump 1 is connected to the feed pipe 4, the liquid outlet end of the diaphragm pump 1 is connected to the discharge pipe 2, the discharge pipe 2 is connected to the buffer tank 3, the liquid outlet end of the buffer tank 3 is connected to the discharge pipe, one end of the discharge pipe is connected to the first pneumatic ball valve 5, the liquid outlet end of the first pneumatic ball valve 5 is connected to the storage hopper through the hose 6. In this embodiment, one end of the feed pipe 4 is connected to the bottom of the reaction kettle 28, when the material in the reaction kettle needs to be filled after the reaction is completed, the diaphragm pump 1 is opened, the material in the reaction kettle 28 is pumped into the buffer tank 3 through the discharge pipe 2, the material is buffered through the buffer tank 3, the impact of the material entering the storage hopper is reduced, the weighing accuracy of the storage hopper can be improved, so that the filling accuracy is higher, and the filling error is ensured to be within the allowable range.

[0029] Further, a plurality of support rods 10 are further included, the bottom of the support rod 10 is connected to a support seat 14, the support seat 14 is connected to a weighing sensor 15, and the weighing sensor 15 is connected to the storage hopper. In this embodiment, the support rod 10 is hung on the house base, the support rod 10 is provided with three, and the bottom of each is connected to the support seat 14 through bolts. The support seat 14 is connected to the storage hopper in front of the weighing sensor 15, the material in the storage hopper is weighed through the weighing sensor 15, the first pneumatic ball valve 5 and the storage hopper are connected through the hose 6, and the weighing accuracy is improved.

[0030] Further, the bottom of the storage hopper is provided with a discharge pipe, the discharge pipe is provided with a second pneumatic ball valve 11, and the liquid outlet end of the second pneumatic ball valve 11 is provided with a manual ball valve 18. In this embodiment, the material in the reaction kettle 28 is pumped into the storage hopper through the diaphragm pump 1, the material in the storage hopper is weighed through the weighing sensor 15, the first pneumatic ball valve 5 and the diaphragm pump 1 are stopped after the weight meets the filling requirements, then the packaging barrel is placed, and the material can be loaded into the packaging barrel by opening the second pneumatic ball valve 11 and the manual ball valve 18.

[0031] Further, the storage hopper includes a hopper 7 and a cover plate 8, the cover plate 8 is arranged at the top of the hopper 7, the top of the cover plate 8 is provided with a pipe joint 16, the pipe joint 16 is connected to the hose 6, the cover plate 8 is provided with an air outlet hole, and the cover plate 8 is connected to the air outlet pipe 9 through the air outlet hole. In this embodiment, the cover plate 8 and the hopper 7 are fixed together by welding, the diameter of the cover plate 8 is greater than that of the hopper 7, the weighing sensor 15 is connected to the edge position of the cover plate 8, the air outlet pipe 9 is arranged on the cover plate 8, and the air in the hopper 7 can be discharged through the air outlet pipe 9 when the material is pumped into the hopper 7.

[0032] Further, one end of the feed pipe 4 is connected with a discharge valve 13, and a standby valve 12 is arranged on the feed pipe 4 between the discharge valve 13 and the diaphragm pump 1. The discharge valve 13 of the embodiment is connected with a discharge pipe of the reaction kettle 28, and the discharge valve 13 needs to be opened before filling. The standby valve 12 is arranged to cooperate with the discharge valve 13, and the standby valve 12 can be used when the discharge valve 13 is damaged.

[0033] Further, the liquid outlet of the manual ball valve 18 is connected with a liquid leakage pipe 22, the liquid leakage pipe 22 is provided with a circular boss 23, and the liquid leakage pipe 22 is sleeved with a receiving cover 19. The outer side wall of the receiving cover 19 is symmetrically hinged with a clamping jaw 20, the receiving cover 19 is provided with a notch 24, and one end of the clamping jaw 20 extends into the receiving cover 19. In the embodiment, there is still material hanging on the wall of the pipeline after filling is completed. In order to avoid that the hanging material drops on the ground and causes pollution, a receiving cover 19 is fixed on the liquid leakage pipe 22 to contain the hanging material after filling is completed. The circular boss 23 is arranged on the liquid leakage pipe 22, the clamping jaw 20 is hinged on the receiving cover 19, the inner hole of the receiving cover 19 is a stepped hole, one end of the clamping jaw 20 is attached to the outer wall of the receiving cover 19 during installation, one end of the clamping jaw 20 is retracted into the notch 24, then the receiving cover 19 is sleeved on the liquid leakage pipe 22, the stepped hole of the receiving cover 19 abuts against the circular boss 23, then the clamping jaw 20 is rotated, one end of the clamping jaw 20 extends into the receiving cover 19 to limit the circular boss 23, so that the receiving cover 19 is installed on the liquid leakage pipe 22.

[0034] Further, the clamping jaw 20 is hinged on the receiving cover 19 through a pin shaft, a torsion spring 21 is sleeved on the pin shaft, one end of the torsion spring 21 abuts against the receiving cover 19, and the other end abuts against the clamping jaw 20. In the embodiment, the torsion spring 21 is used to improve the rotating force of the clamping jaw 20. In the natural state, one end of the clamping jaw 20 extends into the receiving cover 19 under the action of the torsion spring 21.

[0035] Further, the buffer tank 3 is coaxially provided with a buffer plate 25 near one end of the discharge pipe 2, a plurality of liquid passing holes 26 are formed on the buffer plate 25, and the other end of the buffer tank 3 is obliquely provided with a baffle 27, the upper end of the baffle 27 is provided with a liquid passing opening, and the lower end of the baffle 27 is provided with a liquid passing gap. In the embodiment, one end of the discharge pipe 2 extends into the buffer tank 3, the material is sprayed on the buffer plate 25 to be buffered when pumped into the buffer tank 3 from the discharge pipe 2, the liquid passing holes 26 are arranged on the buffer plate 25, the material is sprayed to the tail of the buffer plate 25 from the liquid passing holes 26, then sprayed on the baffle 27 to be buffered again, the baffle 27 is obliquely arranged, so that the material enters the tail of the buffer tank 3 from the liquid passing opening on the top of the baffle 27, then the material enters the discharge pipe from the liquid passing gap between the buffer plate 25 and the baffle 27, and then enters the hopper 7.

[0036] The above is only the preferred embodiment of the present application, and does not limit the present application in any form. Any skilled person in the art can make many possible changes and modifications to the technical solution of the present application, or modify equivalent embodiments with equivalent changes, without departing from the scope of the technical solution of the present application. Therefore, any modification, equivalent change and modification made to the above embodiments according to the technical solution of the present application, which does not depart from the content of the technical solution of the present application, belongs to the protection scope of the technical solution.

Claims

1. A chemical product filling system characterized by: Including diaphragm pump (1), storage hopper and buffer tank (3), the liquid inlet end of diaphragm pump (1) is connected with feed pipe (4), the liquid outlet end of diaphragm pump (1) is connected with discharge pipe (2), the discharge pipe (2) is connected with buffer tank (3), the liquid outlet end of buffer tank (3) is connected with the discharge pipe, one end of the discharge pipe is connected with first pneumatic ball valve (5), the liquid outlet end of first pneumatic ball valve (5) is connected with storage hopper through hose (6).

2. A chemical filling system as claimed in claim 1, wherein: It also includes a plurality of support rods (10), the bottom of the support rod (10) is connected with support seat (14), the support seat (14) is connected with load cell (15), the load cell (15) is connected with the storage hopper.

3. The chemical product filling system of claim 1, wherein: The bottom of the storage hopper is provided with a blanking tube, the blanking tube is provided with a second pneumatic ball valve (11), the liquid outlet end of the second pneumatic ball valve (11) is provided with a manual ball valve (18).

4. The chemical product filling system of claim 1, wherein: The storage hopper includes hopper (7) and cover plate (8), the cover plate (8) is arranged on the top of hopper (7), the top of cover plate (8) is provided with pipe joint (16), the pipe joint (16) is connected with hose (6).

5. A chemical filling system as claimed in claim 4, wherein: The cover plate (8) is provided with a gas outlet, and the cover plate (8) is connected with an air outlet pipe (9) through the gas outlet.

6. The chemical product filling system of claim 1, wherein: One end of the feed pipe (4) is connected with a discharge valve (13), and a standby valve (12) is arranged on the feed pipe (4) between the discharge valve (13) and the diaphragm pump (1).

7. The chemical product filling system of claim 3, wherein: The liquid outlet end of the manual ball valve (18) is connected with a leakage pipe (22), the leakage pipe (22) is provided with a circular ring boss (23), and the leakage pipe (22) is sleeved with a receiving cover (19); the outer side wall of the receiving cover (19) is symmetrically hinged with a claw (20), the receiving cover (19) is provided with a notch (24), and one end of the claw (20) is arranged in the notch (24) and extends into the receiving cover (19).

8. A chemical filling system as claimed in claim 7, characterized in that: The claw (20) is hinged on the receiving cover (19) through a pin shaft, a torsional spring (21) is sleeved on the pin shaft, one end of the torsional spring (21) abuts against the receiving cover (19), and the other end abuts against the claw (20).

9. A chemical filling system as claimed in claim 7, wherein: The buffer tank (3) is coaxially provided with a buffer plate (25) close to one end of the discharge pipe (2), a plurality of liquid passing holes (26) are formed in the buffer plate (25), the other end of the buffer tank (3) is obliquely provided with a baffle (27), the upper end of the baffle (27) is provided with a liquid passing hole, and the lower end of the baffle (27) is provided with a liquid passing notch.

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