CN218925251U

CN218925251U - Automatic screening and sampling system for powder

Info

Publication number: CN218925251U
Application number: CN202223367379.9U
Authority: CN
Inventors: 雷勇; 黎友源; 徐彬; 曾清泉
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-12-15
Filing date: 2022-12-15
Publication date: 2023-04-28
Anticipated expiration: 2032-12-15

Abstract

The utility model provides a powder automatic screening sampling system, relate to powder sampling technical field, including sealed storehouse, storage hopper and screen cloth, the storage hopper sets up in one side of sealed storehouse, the storage hopper is provided with the collecting hopper along the internal face, collecting hopper and the inside intercommunication of sealed storehouse are provided with elevating system, elevating system is arranged in carrying the dust of collecting hopper department to sealed storehouse, the screen cloth sets up inside sealed storehouse, screen cloth department is provided with vibrating motor, the screen cloth is provided with weighing machine along top and below, through being provided with sealed storehouse, collecting hopper and elevating system, when using, the bull stick can drive the auger and rotate along conveying pipeline inside, when rotating, can follow the material automatic lifting of sample to sealed storehouse in, and when promoting, because sealed storehouse separates with the external world, make the dust in the sealed storehouse can not float to outside air, so just not have the dust to be inhaled to human respiratory tract's problem.

Description

Automatic screening and sampling system for powder

Technical Field

The utility model relates to the technical field of powder sampling, in particular to an automatic powder screening and sampling system.

Background

At present, in many raw material processing factories and other production factories for special dust materials, particularly in factories with strict requirements on the granularity of dust, the detection process of dust sampling, screening and weighing calculation is basically involved, and during detection, manual collection is generally carried out on site by manpower, but in view of the great influence of dust on human respiratory tract, if manual site whole-course operation is adopted, various diseases of silicosis and respiratory tract are easily caused;

secondly, the manual work is collected the sample after taking the sample and generally will be taken to the laboratory that corresponds and operate, and during the operation, because the process of processing is more, leads to when working in the experiment, need to use a plurality of independent equipment to go on, for example when weighing and screening process, often need separate operation, lead to in practice, work efficiency is not high, consequently, based on above-mentioned problem, proposes a powder automatic screening sampling system.

Disclosure of Invention

The utility model aims to solve the problems that when the existing dust material is sampled, manual sampling is often needed to be carried out in a site environment, dust is easy to be sucked into the respiratory tract of a human body when the dust is processed after sampling, and silicosis and respiratory tract diseases are caused.

The utility model provides an automatic powder screening and sampling system which comprises a sealed bin, a storage hopper and a screen mesh:

the storage hopper is arranged at one side of the sealed bin, the storage hopper is provided with a collecting hopper along the inner wall surface, the collecting hopper is communicated with the inside of the sealed bin, and the lifting mechanism is used for conveying dust at the collecting hopper to the sealed bin;

the screen cloth setting is inside sealed storehouse, and screen cloth department is provided with vibrating motor, and the screen cloth carries out vibrating screening through vibrating motor, and the outside of screen cloth is provided with the supporting ring along the internal face of sealed storehouse, and the supporting ring is provided with the spring along the external face of internal face to screen cloth, and the screen cloth is provided with weighing machine along top and below, and weighing machine constructs and is used for carrying out quantitative weighing to the dust of taking a sample.

Preferably: the lifting mechanism comprises a conveying pipe, a rotating rod, a packing auger and a first motor, wherein both ends of the conveying pipe are sleeved with the sealing bin and the inside of the collecting hopper, the rotating rod is arranged in the conveying pipe in a rotating mode, the packing auger is arranged on the outer end face of the rotating rod, the first motor is arranged at one end, close to the sealing bin, of the conveying pipe, and a transmission shaft of the first motor is connected with the rotating rod.

Preferably: the blanking mouth has been seted up to the conveying pipeline along inner wall upper end, and the blanking mouth communicates each other with the outer terminal surface of conveying pipeline, and the dust that the blanking mouth made to carry can be convenient for unload.

Preferably: the conveying pipeline is arranged in an inclined way from bottom to top, and the collecting hopper is provided with a cover plate along the top end surface in a covering way.

Preferably: the weighing mechanism comprises an upper weighing tray and a lower weighing tray, wherein the upper weighing tray is arranged below the blanking port, the lower weighing tray is arranged below the screen, and weighing sensors are arranged on the bottom end faces of the upper weighing tray and the lower weighing tray in an adaptive manner.

Preferably: the upper weighing disc and the lower weighing disc are respectively provided with an upper supporting rod and a lower supporting rod along the outer end face, one ends of the upper supporting rod and the lower supporting rod are rotationally connected with the inner wall face of the sealing bin, the sealing bin is provided with a first rotary cylinder and a second rotary cylinder along the inner wall face, an output shaft of the first rotary cylinder is connected with the upper supporting rod, an output shaft of the first rotary cylinder is connected with the lower supporting rod, and the first rotary cylinder and the second rotary cylinder drive the weighing disc mechanism to rotate freely.

Preferably: the sealed storehouse is provided with along leading flank lower extreme lock and collects the box, collects the below that the box is located weighing dish down, collects the box and is used for collecting the dust after weighing the sample, and sealed storehouse is provided with the ventilation pipe along top face to inside intercommunication, and the one end and the external air-blower intercommunication of ventilation pipe set up.

Preferably: the conveying pipe is provided with the mounting panel along outer terminal surface, is provided with the second motor on the mounting panel, and the second motor is connected with external PC computer end electricity, and the transmission shaft of second motor is provided with the gear, and the top of gear is provided with the rack with gear engagement along the bottom surface of conveying pipe.

Preferably: the sealing bin is close to the terminal surface department of conveying pipeline and sets up the mounting bracket, is provided with the telescopic link on the mounting bracket, and the telescopic link is provided with the connecting block along the output shaft, and the one end and the conveying pipeline of connecting block link to each other.

The beneficial effects of the utility model are as follows:

1. according to the utility model, the sealing bin, the collecting hopper and the conveying pipe are arranged, when the rotary rod can drive the auger to rotate along the interior of the conveying pipe, the sampled material can be automatically lifted into the sealing bin from the collecting hopper during rotation, and when the rotary rod is lifted, dust in the sealing bin cannot fly into the outside air due to the separation of the sealing bin from the outside, so that the problem that the dust is sucked into the respiratory tract of a human body does not exist.

2. According to the utility model, the upper weighing disc, the screen mesh and the lower weighing disc are arranged, when the dust collector is used, the dust falling out of the blanking port can firstly fall on the upper weighing disc to obtain first weighing, the dust after weighing falls on the screen mesh to be screened, the screened dust falls on the lower weighing disc in turn to be weighed for the second time, the weight data obtained after the two times of weighing is transmitted to the PC computer end through the data wire, and the vibration motor is arranged at the screen mesh to enable the dust to be better screened at the screen mesh, when the sampled dust is weighed and screened, the dust can directly fall on the collecting box, and later workers take the collecting box out of the sealing bin when the dust after the treatment is recovered.

Description of the drawings:

FIG. 1 is a schematic side view of an automatic powder screening and sampling system according to the present utility model.

FIG. 2 is a schematic diagram of the internal structure of an automatic powder screening and sampling system according to the present utility model.

FIG. 3 is an enlarged schematic view of the powder automatic screening and sampling system of the present utility model at A in FIG. 1.

Fig. 4 is a schematic view of the partial connection of the weighing pan and the seal cartridge of the present utility model.

FIG. 5 is a schematic view of the installation of the seal cartridge and the feed conveyor pipe of the present utility model.

In fig. 1-5: 1-sealing a bin; 101-a storage hopper; 102-collecting hoppers; 103-cover plate; 104-a ventilation pipe; 105-collection box; 2-a material conveying pipe; 201-a first motor; 202-rotating rod; 203-auger; 204, a blanking port; 3-loading a weighing disc; 301-upper struts; 302-lower weighing tray; 303-lower struts; 304-a first rotary cylinder; 305-a second rotary cylinder; 306-a load cell; 4-a support ring; 401-a spring; 402-a screen; 5-mounting plates; 501-a second motor; 502-a gear; 503-rack; 6-mounting rack; 601-telescoping rod.

Detailed Description

The technical solutions of the present utility model will be clearly and completely described below with reference to the embodiments, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by a person skilled in the art without any inventive effort, are intended to be within the scope of the present utility model, based on the embodiments of the present utility model.

Example 1

As shown in fig. 1 to 5: the utility model provides an automatic screening sampling system of powder, including sealed storehouse 1 and storage hopper 101, storage hopper 101 sets up along the right side of sealed storehouse 1, storage hopper 101 is used for collecting the dust that produces when production link, storage hopper 101 is provided with collecting hopper 102 along the inner wall left side, collecting hopper 102 is used for placing the sample dust, storage hopper 101 is provided with conveying pipeline 2 along the lateral surface, the both ends of conveying pipeline 2 all cup joint the setting with sealed storehouse 1 and inside collecting hopper 102, conveying pipeline 2 inside rotates and is provided with bull stick 202, bull stick 202 is provided with auger 203 along the outer terminal surface, conveying pipeline 2 is close to the inside one end of sealed storehouse 1 and is provided with first motor 201, the transmission shaft and the bull stick 202 of first motor 201 link to each other, first motor 201 provides rotary power for bull stick 202, make can be rotatory through auger 203, can carry the powder in the collecting hopper 102 to sealed storehouse 1, blanking mouth 204 has been seted up along the inner wall upper end to conveying pipeline 2, blanking mouth 204 communicates with the outer terminal surface of conveying pipeline 2 each other, blanking mouth 204 makes the dust of carrying can be convenient for unload.

Example 2

On the basis of embodiment 1, as shown in fig. 1, the conveying pipe 2 is arranged in a slant way from bottom to top, the collecting hopper 102 is provided with a cover plate 103 along the top end surface in a covering way, and the cover plate 103 is used for covering the top end surface of the collecting hopper 102 to prevent dust irrelevant to the outside from falling into the collecting hopper 102.

Example 3

On the basis of

embodiment

1 or 2, as shown in fig. 1 and 2, an upper weighing disc 3 is arranged below a blanking port 204 along the inner wall surface of a sealing bin 1, a screen 402 is arranged below the upper weighing disc 3, a vibration motor is arranged at the screen 402, the screen 402 obtains vibration force through the vibration motor, so that dust falling on the screen 402 can be subjected to vibration screening, a supporting ring 4 is arranged on the outer side of the screen 402 along the inner wall surface of the sealing bin 1, a spring 401 is arranged between the inner wall surface of the supporting ring 4 and the outer end of the screen 402, the spring 401 is used for limiting the screen 402, a lower weighing disc 302 is arranged below the screen 402 along the inner wall surface of the sealing bin 1, weighing sensors 306 are respectively arranged on the upper weighing disc 3 and the lower weighing disc 302 in an adapting mode along the bottom end surface, the weighing sensors 306 are preferably electronic weighing sensors, and the weighing sensors 306 are electrically connected with an external PC computer end;

during the use, through being provided with weighing dish and weighing sensor for the dust that blanking mouth 204 dropped out can fall to last weighing dish 3 departments at first and weigh, and the dust after weighing filters on falling screen cloth 402, and the dust after the screening falls down weighing dish 302 in proper order and carries out secondary weighing, and the weight data that obtains after the twice weigh then transmits PC computer through the data line and holds, and secondly screen cloth 402 department is provided with vibrating motor, makes the dust obtain better screening in screen cloth 402 department.

Example 4

On the basis of the above embodiment, as shown in fig. 2 and 4, an upper supporting rod 301 and a lower supporting rod 303 are respectively arranged on the upper weighing disc 3 and the lower weighing disc 302 along the outer end surfaces, one ends of the upper supporting rod 301 and the lower supporting rod 303 are rotationally connected with the inner wall surface of the sealing cabin 1, a first rotary cylinder 304 and a second rotary cylinder 305 are arranged on the sealing cabin 1 along the inner wall surface, an output shaft of the first rotary cylinder 304 is connected with the upper supporting rod 301, an output shaft of the first rotary cylinder 304 is connected with the lower supporting rod 303, the first rotary cylinder 304 and the second rotary cylinder 305 drive 2 groups of weighing discs to freely rotate, and the first rotary cylinder 304 and the second rotary cylinder 305 are electrically connected with an external PC computer end;

when the device is used, the 2 groups of rotating cylinders can drive the 2 groups of weighing trays to rotate through a control program on an external PC computer end, so that the 2 groups of weighing trays can rotate from a horizontal state to a back-off state, and dust after weighing can fall to the next layer, and the dust can be normally subjected to the process of weighing, screening and re-weighing.

Example 5

On the basis of the above embodiment, as shown in fig. 1 to 4, the seal bin 1 is provided with a collecting box 105 along the lower end of the front side, the collecting box 105 is located below the lower weighing tray 302, the collecting box 105 is used for collecting dust after symmetrical resampling, the seal bin 1 is provided with a ventilation pipe 104 along the top end surface to the inside, one end of the ventilation pipe 104 is communicated with an external blower, and when the blower works, wind power is blown into the seal bin 1, so that the wind power blows the dust which is not needed to be used to the collecting box.

Example 6

On the basis of the above embodiment, as shown in fig. 1 to 3, a mounting plate 5 is arranged on the outer end face of the conveying pipe 2, a second motor 501 is arranged on the mounting plate 5, the second motor 501 is electrically connected with an external PC computer end, a gear 502 is arranged on a transmission shaft of the second motor 501, and a rack 503 meshed with the gear 502 is arranged above the gear 502 along the bottom end face of the conveying pipe 2;

when the conveyer belt is used, the second motor 501 can drive the gear 502 to rotate, so that the gear applies force to the rack, and therefore the conveyer pipe 2 is driven to move along the inner direction of the sealed bin 1, when the conveyer belt moves, the lower end of the conveyer pipe 2 can move out of the inside of the collecting hopper 102, after the conveyer belt moves out, the second motor 501 is started to rotate reversely, the rest materials in the conveyer pipe 2 can be returned through the auger 203, and when the conveyer belt returns, the lower end of the conveyer pipe 2 is moved out of the collecting hopper 102, so that the returned rest materials cannot fall into the collecting hopper 102 again, and the unnecessary rest materials are cleaned and recovered on the convenience 105 during processing.

Example 7

On the basis of the above embodiment, as shown in fig. 3 to 5, other embodiments of the present utility model exist, for example, a mounting frame 6 may be disposed at the end face of the seal cabin 1 near the conveying pipe 2, the mounting frame 6 is preferably in a triangle structure, a telescopic rod 601 is disposed on the mounting frame 6, the telescopic rod 601 is preferably an electric or hydraulic telescopic rod, a connecting block is disposed on the telescopic rod 601 along the output shaft, one end of the connecting block is connected with the conveying pipe 2, and the conveying pipe 2 is driven to move by the telescopic drive of the telescopic rod 601.

Example 8

On the basis of the above embodiment, as shown in fig. 1 to 5, 1 PC computer terminal or electronic controller is arranged outside the seal cabin 1, and the first motor 201, the second motor 501, the first rotary cylinder 304 and the second rotary cylinder 305 are all electrically connected with the PC computer terminal or electronic controller;

when the sampling system is used, the electrical device can be automatically controlled through the PC computer end or the electronic controller, so that the whole sampling system has the characteristic of convenient operation when in use.

Claims

1. An automatic screening sampling system of powder, its characterized in that: comprises a sealing bin (1), a storage hopper (101) and a screen (402):

the storage hopper (101) is arranged on one side of the sealed bin (1), the storage hopper (101) is provided with a collecting hopper (102) along the inner wall surface, the collecting hopper (102) is communicated with the inside of the sealed bin (1) and is provided with a lifting mechanism, and the lifting mechanism is used for conveying dust at the collecting hopper (102) to the sealed bin (1);

the utility model discloses a dust collection device, including sealed storehouse (1), screen cloth (402) are located to be provided with vibrating motor inside sealed storehouse (1), screen cloth (402) are through vibrating motor to vibrate formula screening, the outside of screen cloth (402) is provided with supporting ring (4) along the internal face of sealed storehouse (1), supporting ring (4) are provided with spring (401) along the external face of internal face to screen cloth (402), screen cloth (402) are provided with weighing machine along top and below, weighing machine constructs and is used for carrying out quantitative weighing to the dust of taking a sample.

2. An automatic powder screening and sampling system according to claim 1, wherein: the lifting mechanism comprises a conveying pipe (2), a rotating rod (202), a packing auger (203) and a first motor (201), wherein both ends of the conveying pipe (2) are sleeved with the inside of a sealing bin (1) and a collecting bin (102), the rotating rod (202) is arranged in the conveying pipe (2) in a rotating mode, the packing auger (203) is arranged on the outer end face of the rotating rod (202), the first motor (201) is arranged at one end, close to the inside of the sealing bin (1), of the conveying pipe (2), and a transmission shaft of the first motor (201) is connected with the rotating rod (202).

3. An automatic powder screening and sampling system according to claim 2, wherein: the blanking mouth (204) has been seted up along inner wall upper end to conveying pipeline (2), and blanking mouth (204) communicate each other with the outer terminal surface of conveying pipeline (2), and blanking mouth (204) make the dust of carrying be convenient for unload.

4. An automatic powder screening and sampling system according to claim 2, wherein: the conveying pipe (2) is obliquely arranged from bottom to top, and the collecting hopper (102) is provided with a cover plate (103) along the top end surface in a covering way.

5. An automatic powder screening and sampling system according to claim 1, wherein: the weighing mechanism comprises an upper weighing tray (3) and a lower weighing tray (302), wherein the upper weighing tray (3) is arranged along the lower side of the blanking port (204), the lower weighing tray (302) is arranged along the lower side of the screen (402), and the upper weighing tray (3) and the lower weighing tray (302) are provided with weighing sensors (306) along the bottom end face in an adaptive manner.

6. An automatic powder screening and sampling system as claimed in claim 5, wherein: the upper weighing disc (3) and the lower weighing disc (302) are respectively provided with an upper supporting rod (301) and a lower supporting rod (303) along the outer end face, one ends of the upper supporting rod (301) and the lower supporting rod (303) are rotationally connected with the inner wall face of the sealing bin (1), the sealing bin (1) is provided with a first rotary cylinder (304) and a second rotary cylinder (305) along the inner wall face, an output shaft of the first rotary cylinder (304) is connected with the upper supporting rod (301), an output shaft of the first rotary cylinder (304) is connected with the lower supporting rod (303), and the first rotary cylinder (304) and the second rotary cylinder (305) drive the weighing mechanism to freely rotate.

7. An automatic powder screening and sampling system according to claim 1, wherein: the dust collection device is characterized in that a collection box (105) is arranged along the lower end of the front side of the sealing bin (1) in a buckled mode, the collection box (105) is located below the lower weighing disc (302), the collection box (105) is used for collecting dust after symmetrical resampling, a ventilation pipe (104) is arranged along the top end face of the sealing bin (1) to the inside in a communicated mode, and one end of the ventilation pipe (104) is communicated with an external blower.

8. An automatic powder screening and sampling system according to claim 2, wherein: the conveying pipe (2) is provided with mounting panel (5) along outer terminal surface, is provided with second motor (501) on mounting panel (5), and second motor (501) are connected with external PC computer end electricity, and the transmission shaft of second motor (501) is provided with gear (502), and the top of gear (502) is provided with rack (503) with gear (502) meshing along the bottom surface of conveying pipe (2).

9. An automatic powder screening and sampling system according to claim 1, wherein: the sealing bin (1) is close to the terminal surface department of conveying pipeline (2) and sets up mounting bracket (6), is provided with telescopic link (601) on mounting bracket (6), and telescopic link (601) are provided with the connecting block along the output shaft, and the one end and the conveying pipeline (2) of connecting block link to each other.