CN217074876U - Weighing device is used to methyl benzoic acid packing between - Google Patents

Abstract

The utility model belongs to the technical field of weighing device, and discloses a weighing device for packaging m-toluic acid, which comprises a machine body, wherein a feeding hopper is arranged at the top of the machine body, a storage bin and a discharging hopper are arranged inside the machine body, the storage bin is positioned above the discharging hopper, the feeding hopper is connected with the storage bin, a first electromagnetic valve is arranged at the hopper opening of the storage bin, a support plate is symmetrically arranged below the discharging hopper, the utility model is provided with a weighing machine, a storage bin, a discharging hopper, an electromagnetic valve and the like, when weighing and metering operation is carried out, a controller controls the electromagnetic valve to be opened, the m-toluic acid in the storage bin flows downwards into the discharging hopper through the hopper opening at the moment, sensors on the two weighing machines sense the total weight of the discharging hopper and the total weight in the discharging hopper and transmit the total weight to the controller, and when the weight of the controller reaches a preset value, the controller controls the electromagnetic valve to be closed, the purpose of quantitative discharging is realized.

Description

Weighing device is used to methyl benzoic acid packing between

Technical Field

The utility model belongs to the technical field of the weighing device, concretely relates to weighing device is used to methyl benzoic acid packing within a definite time.

Background

M-toluic acid, a white to yellowish prismatic crystal, is easily soluble in alcohol and ether, soluble in boiling water, slightly soluble in cold water, flammable, irritant, harmful to the environment, and can cause pollution to water and atmosphere, can be used as an intermediate of the drug toluenediethylamine, and also can be used for the production of pesticides and other chemical products, and the m-toluic acid needs to be weighed and measured when being packaged.

But weighing device on the existing market has some problems when using, and current mode of weighing is mostly artifical and weighs through the balance, then will weigh the back m-toluic acid and pour into the wrapping bag in, is not convenient for automatic to the quantitative weighing of m-toluic acid, takes a lot of work and time, and in addition, current weighing device mostly does not have cooling system, and when weighing the packing m-toluic acid, very easily produces high temperature environment, easily arouses m-toluic acid spontaneous combustion, causes the potential safety hazard.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a weighing device is used to methyl benzoic acid packing between to solve the problem that the automatic methyl benzoic acid quantitative weighing of being not convenient for of the current mode of weighing that proposes in the above-mentioned background art, and current weighing device does not have cooling system mostly, very easily produces high temperature environment, and then arouses the problem of methyl benzoic acid spontaneous combustion.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a weighing device is used to methyl benzoic acid packing between, includes the organism, go into the hopper is installed at the top of organism, the internally mounted of organism has storage silo and goes out the hopper, the storage silo is located the top of going out the hopper, go into the hopper and connect in storage silo, first solenoid valve is installed to the fill mouth department of storage silo, the backup pad is installed to the below symmetry that goes out the hopper, the backup pad is connected in the inner wall of organism, the last surface mounting of backup pad has the machine of weighing, the top of the machine of weighing is connected in the lower surface that goes out the hopper, the fill mouth department that goes out the hopper installs the second solenoid valve.

Preferably, an interlayer is arranged in the machine wall of the machine body, a water pump and a water tank are installed at the bottom end inside the machine body, the input end of the water pump is connected to the output end of the water tank through a water pipe, the output end of the water pump is connected to the top end of the interlayer through a water pipe, the input end of the water tank is connected to the bottom end of the interlayer through a water pipe, and a water cooling machine is installed inside the water tank.

Preferably, first solenoid valve includes base, decides iron core, spring, moves iron core, case and circular telegram coil, decide the iron core and install the inside bottom at the base, the spring mounting is on deciding the iron core, move the iron core and connect the one end of keeping away from deciding the iron core at the spring, the case is connected and is kept away from the one end of spring at moving the iron core, circular telegram coil installs the inside at the base, and circular telegram coil symmetry installs the both sides at moving the iron core.

Preferably, a movable door is arranged on the front surface wall of the machine body, and a handle is mounted on the movable door.

Preferably, the bottom of the machine body is provided with four brackets.

Preferably, a baffle is arranged below the hopper opening of the discharge hopper and is arranged on the support.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model discloses set up weighing machine, storage silo, play hopper and solenoid valve etc. when carrying out the measurement operation of weighing, controller control solenoid valve opens, and methyl benzoic acid loops through in the hopper that the bucket downwards flows into out in the mouth this moment between in the storage silo, and the total weight of sensor response on two weighing machines goes out hopper and in it and transmits for the controller, and when the weight of controller reached the default, controller control solenoid valve closed, realizes the purpose of quantitative ejection of compact.

(2) The utility model discloses set up the water pump, the water tank, cold water machine and intermediate layer etc. when carrying out the measurement operation of weighing, the cold water in the water pump telescopic water tank carries the intermediate layer top with it through the water pipe, cold water passes through the intermediate layer and absorbs the heat to the device is inside, in the water pipe inflow water tank of rethread intermediate layer bottom, cold water machine in the water tank refrigerates hot water, form cooling system, the temperature of having guaranteed the device is in the certain limit, prevent that the too high temperature from arousing methyl benzoic acid spontaneous combustion between, the security has been improved.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an external view of the present invention;

fig. 3 is a schematic structural diagram of the first electromagnetic valve of the present invention.

In the figure: 1. a body; 2. an interlayer; 3. feeding into a hopper; 4. a storage bin; 5. a first solenoid valve; 501. a base; 502. fixing an iron core; 503. a spring; 504. a movable iron core; 505. a valve core; 506. energizing the coil; 6. a discharge hopper; 7. a support plate; 8. a weighing machine; 9. a second solenoid valve; 10. a water pump; 11. a water tank; 12. a water chiller; 13. a support; 14. a baffle plate; 15. a movable door.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides the following technical solutions: a weighing device for packaging m-toluic acid comprises a machine body 1, wherein a feeding hopper 3 is installed at the top of the machine body 1, a storage bin 4 and a discharging hopper 6 are installed inside the machine body 1, the storage bin 4 is positioned above the discharging hopper 6, the feeding hopper 3 is connected to the storage bin 4, a first electromagnetic valve 5 is installed at a hopper opening of the storage bin 4, a supporting plate 7 is symmetrically installed below the discharging hopper 6, the supporting plate 7 is connected to the inner wall of the machine body 1, a weighing machine 8 is installed on the upper surface of the supporting plate 7, the top of the weighing machine 8 is connected to the lower surface of the discharging hopper 6, a second electromagnetic valve 9 is installed at the hopper opening of the discharging hopper 6, specifically, when weighing and metering are carried out, a controller controls the first electromagnetic valve 5 to be opened, at the moment, m-toluic acid in the storage bin 4 flows downwards into the discharging hopper 6 through the hopper openings sequentially, sensors on the two weighing machines 8 sense the total weight of the discharging hopper 6 and transmit the total weight to the controller, when the weight of the controller reaches a preset value, the controller controls the first electromagnetic valve 5 to be closed and controls the second electromagnetic valve 9 to be opened simultaneously, and the m-toluic acid in the discharge hopper 6 sequentially flows into the packaging bag through the hopper opening.

Further, be equipped with intermediate layer 2 in organism 1's the wall, water pump 10 and water tank 11 are installed to organism 1's inside bottom, water pump 10's input leads to pipe connects in water tank 11's output, water pump 10's output leads to pipe connects in intermediate layer 2's top, water tank 11's input leads to pipe connects in intermediate layer 2's bottom, water tank 11's internally mounted has cold water machine 12, specifically, water pump 10 can extract the cold water in the water tank 11 and carry it to intermediate layer 2 top through the water pipe, cold water passes through intermediate layer 2 and absorbs heat to the device is inside, the water pipe of rethread intermediate layer 2 bottom flows in water tank 11, cold water machine 12 in the water tank 11 refrigerates hot water.

Further, the first electromagnetic valve 5 includes a base 501, a fixed iron core 502, a spring 503, a movable iron core 504, a valve core 505 and an energizing coil 506, the fixed iron core 502 is installed at the bottom end of the inside of the base 501, the spring 503 is installed on the fixed iron core 502, the movable iron core 504 is connected to one end of the spring 503 away from the fixed iron core 502, the valve core 505 is connected to one end of the movable iron core 504 away from the spring 503, the energizing coil 506 is installed inside the base 501, and the energizing coils 506 are symmetrically installed on both sides of the movable iron core 504, specifically, during discharging, the controller can energize the energizing coil 506, thereby influencing the backward movement of the movable iron core 504, the movable iron core 504 drives the valve core 505 to move backward, thereby realizing the opening of the bucket mouth, during closing, the controller can deenergize the energizing coil 506, the spring 503 pushes the movable iron core 504 to move forward under the influence of the elastic force, thereby driving the valve core 505 to move forward, and realizing the closing of the bucket mouth, the stator core 502 is used for fixing a spring 503 and the like.

Further, a movable door 15 is provided on the front surface wall of the machine body 1, and a handle is mounted on the movable door 15, and specifically, the handle is used for opening the movable door 15.

Further, the bottom of the machine body 1 is provided with four brackets 13, and the brackets 13 are specifically used for supporting the device.

Further, a baffle 14 is installed below the opening of the discharging hopper 6, the baffle 14 is installed on the support 13, and particularly, the baffle 14 can be used for placing packaging bags with different sizes so as to reduce the distance between the opening of the packaging bag and the opening of the discharging hopper 6 and prevent the raw materials from being spilled.

The utility model discloses a theory of operation and use flow: when the utility model is used, an operator firstly inputs a weight preset value into the controller, then pours methyl benzoic acid building raw materials into the storage bin 4 from the feeding hopper 3, the baffle 14 and the packaging bag are placed on the bracket 13, then the controller controls the first electromagnetic valve 5 to be opened, at the moment, the methyl benzoic acid in the storage bin 4 sequentially flows downwards into the discharging hopper 6 through the hopper opening, the sensors on the two weighing machines 8 sense the total weight of the discharging hopper 6 and the total weight in the discharging hopper 6 and transmit the total weight to the controller, when the weight of the controller reaches the preset value, the controller controls the first electromagnetic valve 5 to be closed, and simultaneously controls the second electromagnetic valve 9 to be opened, the methyl benzoic acid in the discharging hopper 6 sequentially flows downwards into the packaging bag through the hopper opening, during operation, the water pump 10 can draw out the cold water in the water tank 11 and convey the cold water to the upper part of the interlayer 2 through the water pipe, and the cold water absorbs heat from the interior of the device through the interlayer 2, then flows into the water tank 11 through the water pipe at the bottom end of the interlayer 2, and the water cooler 12 in the water tank 11 refrigerates the hot water to achieve the heat dissipation of the device.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a weighing device is used to m-methyl benzoic acid packing which characterized in that: including organism (1), go into hopper (3) are installed at the top of organism (1), the internally mounted of organism (1) has storage silo (4) and goes out hopper (6), storage silo (4) are located the top of going out hopper (6), go into hopper (3) and connect in storage silo (4), the fill mouth department of storage silo (4) installs first solenoid valve (5), backup pad (7) are installed to the below symmetry that goes out hopper (6), backup pad (7) are connected in the inner wall of organism (1), the last surface mounting of backup pad (7) has weighing machine (8), the top of weighing machine (8) is connected in the lower surface that goes out hopper (6), the fill mouth department that goes out hopper (6) installs second solenoid valve (9).

2. The weighing device for packaging m-toluic acid according to claim 1, wherein: be equipped with intermediate layer (2) in the machine wall of organism (1), water pump (10) and water tank (11) are installed to the inside bottom of organism (1), the input of water pump (10) leads to pipe connects in the output of water tank (11), the output of water pump (10) leads to pipe connects in the top of intermediate layer (2), the input of water tank (11) leads to pipe connects in the bottom of intermediate layer (2), the internally mounted of water tank (11) has cold water machine (12).

3. The weighing device for packaging m-toluic acid according to claim 2, wherein: first solenoid valve (5) include base (501), decide iron core (502), spring (503), move iron core (504), case (505) and circular telegram coil (506), decide the inside bottom of iron core (502) installation in base (501), install on deciding iron core (502) spring (503), move iron core (504) and connect the one end of keeping away from deciding iron core (502) in spring (503), case (505) are connected and are kept away from the one end of spring (503) in moving iron core (504), circular telegram coil (506) are installed in the inside of base (501), and circular telegram coil (506) symmetry is installed in the both sides of moving iron core (504).

4. The weighing device for packaging m-toluic acid according to claim 3, wherein: the front surface wall of the machine body (1) is provided with a movable door (15), and a handle is installed on the movable door (15).

5. The weighing device for packaging m-toluic acid according to claim 4, wherein: the bottom of organism (1) is installed support (13), support (13) set up four altogether.

6. The weighing device for packaging m-toluic acid according to claim 5, wherein: baffle (14) are installed to the fill mouth below of play hopper (6), baffle (14) are installed on support (13).

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