High-sealing airflow classifier

Abstract

The utility model discloses a high-sealing airflow classifier, and relates to the technical field of airflow classifiers. The grading machine comprises a grading machine body, a sealing assembly and an anti-blocking assembly, the top of the grading machine body is communicated with a feeding cover, the left side of the top of the feeding cover is communicated with a feeding pipe, the bottom of the grading machine body is communicated with a discharging pipe, the sealing assembly comprises a control box, and the front side of the control box is fixedly connected with the feeding pipe. Through the arrangement of the sealing assembly, the first motor and the screw rod are matched to control the threaded sleeve and the connecting rod to move, the connecting rod moves to control the two sealing blocks to move towards the opposite sides, and after the two sealing blocks are attached to each other, the feeding pipe can be blocked and sealed; and internal airflow cannot escape when the grader body carries out grading work, so that materials can normally enter the grader body, and the working efficiency of the grader is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to airflow classifier technical field, especially, relate to a high seal's airflow classifier. BACKGROUND

[0002] Airflow classifier is a kind of airflow classification equipment, can classify gas or particle in airflow according to different grades, utilize aerodynamic principle and fluid dynamics principle, realize classification by controlling the speed, direction and flow of gas etc.Parameter, airflow classifier is mainly composed of driving motor, classification wheel, cyclone separator, dust catcher and induced draft fan etc., is widely used in chemical industry, food, electronics and multiple industries.

[0003] The existing airflow classifier is through throwing material plate and makes material to the material ring, makes material enter classification area, utilizes airflow and classification wheel to material and carries out classification operation, but it exists the problem of poor sealing effect, and the inlet is not in the sealed state when not using, leading to the airflow in the classifier is easy to escape from the inlet, so that the material is extruded, the material is clumped, the inlet is easily blocked, the working efficiency of the airflow classifier is affected, and it is not convenient for people to use.

[0004] Therefore, we provide a high seal's airflow classifier to solve the above problems. Utility model content

[0005] The utility model discloses a kind of high seal's airflow classifier, and the cooperation of sealing assembly and anti-blocking component solves the problem that the inlet of airflow classifier in prior art is not in the sealed state during working process, is easy to cause airflow to escape, affect normal conveying of material.

[0006] To solve the above technical problems, the utility model is realized by the following technical solutions.

[0007] The utility model discloses a high sealed airflow classifier, including classifier body, sealing assembly and anti -blocking sub -assembly, the top intercommunication of classifier body has the feeding cover, the left side intercommunication of feeding cover top has the feeding tube, the bottom intercommunication of classifier body has the discharge pipe, the sealing assembly includes control box, the front side of control box is fixedly connected with the feeding tube, the bottom fixed connection of control box inner chamber has first motor, both sides of first motor output all are fixedly connected with screw rod, the surface screw thread connection of screw rod has the thread sleeve, the top fixed connection of thread sleeve has the connecting rod, the top of connecting rod penetrates control box and is fixedly connected with the sealing block, and two sealing blocks opposite sides all penetrate to the inner chamber of feeding tube, the anti -blocking sub -assembly includes the pneumatic cylinder, the left side of pneumatic cylinder is fixedly connected with the discharge pipe, the bottom fixed connection of pneumatic cylinder output has the mounting plate, the left side fixed connection of mounting plate top has second motor, the top fixed connection of second motor output has the conical block, the top fixed connection of conical block has the smashing paddle.

[0008] The utility model further sets up, the top intercommunication of classifier body left side has the discharge square pipe, the bottom intercommunication of classifier body left side has the gas -feeding pipe.

[0009] The utility model further sets up, the bottom fixed connection of classifier body surface has the locating ring, the bottom fixed connection of locating ring has the support leg.

[0010] The utility model further sets up, the top and bottom of feeding tube front side all are fixedly connected with the slide rod, the surface sliding connection of slide rod has the slide sleeve, two slide sleeves opposite sides all are fixedly connected with the limit rod, and two limit rods opposite sides all are fixedly connected with the sealing block.

[0011] The utility model further sets up, the side of screw rod away from first motor is connected with the inner wall of control box through bearing swing, and the thread of two screw rod surfaces is opposite.

[0012] The utility model further sets up, the bottom fixed connection of thread sleeve has the sliding block, and the both sides of control box inner chamber bottom all are set up with the sliding groove of using with the sliding block.

[0013] The utility model further sets up, the top of control box is set up with the movable opening of using with connecting rod, and two connecting rods opposite sides all are fixedly connected with the sealing block through bolt.

[0014] The utility model further sets up, the surface fixed connection of smashing paddle has the broken pole, the surface of conical block and the bottom of discharge pipe are pasted, and the top of feeding tube is provided with the cover plate.

[0015] The utility model has the following beneficial effects.

[0016] 1、The utility model discloses a sealing assembly is set up, can move through the cooperation control screw sleeve and connecting rod of first motor and screw rod, and the connecting rod movement can control two sealing blocks to move to the opposite side, and two sealing blocks can block and seal after mutual adhesion to the feeding pipe, so that the classifier body does not cause internal airflow to escape when carrying out the classification work, so that the material can normally enter the classifier body inside, improve the work efficiency of classifier.

[0017] 2、The utility model discloses a prevent blocking subassembly is set up, can control the use height of second motor and the smashing paddle through the pneumatic cylinder, when the classifier body needs to carry out the discharge, control the bottom of the discharge pipe is no longer blocked to the conical block, and the second motor is smashed with the smashing paddle and is smashed to the material, and the material that is located in the discharge pipe is smashed, so that it can normally discharge the classifier body, avoid the material blockage discharge pipe after the material is in a ball, so that the classifier body can continuously carry out the classification work. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical scheme of the embodiment of the utility model, the following will be to the embodiment description needed to use the drawing do simple introduction.

[0019] Figure 1 It is a kind of high sealing airflow classifier's perspective view;

[0020] Figure 2 It is a kind of high sealing airflow classifier in classifier body section view;

[0021] Figure 3 It is a kind of high sealing airflow classifier in feeding pipe schematic diagram;

[0022] Figure 4 It is a kind of high sealing airflow classifier in feeding pipe side view;

[0023] Figure 5 It is a kind of high sealing airflow classifier in control box section view.

[0024] In the drawing, 1, classifier body;2, feed cover;3, feeding pipe;4, discharge pipe;5, sealing assembly;501, control box;502, first motor;503, screw;504, screw sleeve;505, connecting rod;506, sealing block;6, prevent blocking subassembly;601, pneumatic cylinder;602, mounting plate;603, second motor;604, conical block;605, smashing paddle;7, discharge square tube;8, gas supply pipe;9, positioning ring;10, slide rod;11, slide sleeve;12, limit rod. DETAILED DESCRIPTION

[0025] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be described, and the described embodiments are only part of the embodiments of the present application, rather than all the embodiments.

[0026] Embodiment one

[0027] Please refer to Figures 1-5 The utility model discloses a high sealed airflow classifier, including classifier body 1, sealing assembly 5 and anti -blocking subassembly 6, the top of classifier body 1 is connected with feeding cover 2, and the left side of feeding cover 2 top is connected with feeding pipe 3, and the bottom of classifier body 1 is connected with discharge pipe 4, and sealing assembly 5 includes control box 501, and the front side of control box 501 is fixedly connected with feeding pipe 3, and the bottom of control box 501 inner chamber is fixedly connected with first motor 502, and the both sides of first motor 502 output are all fixedly connected with screw rod 503, and the surface of screw rod 503 is connected with threaded sleeve 504, and the top of threaded sleeve 504 is fixedly connected with connecting rod 505, and the top of connecting rod 505 penetrates control box 501 and is fixedly connected with sealing block 506, and the opposite side of two sealing blocks 506 all penetrates to the inner chamber of feeding pipe 3, and anti -blocking subassembly 6 includes pneumatic cylinder 601, and the left side of pneumatic cylinder 601 is fixedly connected with discharge pipe 4, and the bottom of pneumatic cylinder 601 output is fixedly connected with mounting plate 602, and the left side of mounting plate 602 top is fixedly connected with second motor 603, and the top of second motor 603 output is fixedly connected with conical block 604, and the top of conical block 604 is fixedly connected with crushing paddle 605.

[0028] Specifically: the bottom of feeding pipe 3 is connected with feeding cover 2 by the welding mode, first motor 502 can cooperate with screw rod 503 and control the use position of threaded sleeve 504 and connecting rod 505, sealing block 506 can seal feeding pipe 3, prevent the overflow of airflow in classifier body 1, pneumatic cylinder 601 is fixed on the right side of discharge pipe 4 through mounting seat and bolt, pneumatic cylinder 601 can adjust the use height of mounting plate 602 and second motor 603, second motor 603 can control conical block 604 and crushing paddle 605 and rotate, conical block 604 can block discharge pipe 4, and crushing paddle 605 can crush the material of holding together.

[0029] Embodiment two

[0030] Please refer to Figures 1-5On the basis of embodiment one, the top of the left side of the classifier body 1 is communicated with the discharge square tube 7, the bottom of the left side of the classifier body 1 is communicated with the air feeding pipe 8, the bottom surface of the classifier body 1 is fixedly connected with the positioning ring 9, the bottom of the positioning ring 9 is fixedly connected with the supporting leg, the top and bottom of the front side of the feeding pipe 3 are fixedly connected with the sliding rod 10, the surface of the sliding rod 10 is slidingly connected with the sliding sleeve 11, the opposite side of the two sliding sleeves 11 is fixedly connected with the limiting rod 12, the opposite side of the two limiting rods 12 is fixedly connected with the sealing block 506, the side, away from the first motor 502, of the screw rod 503 is movably connected with the inner wall of the control box 501 through the bearing, the threads on the surfaces of the two screw rods 503 are opposite, the bottom of the threaded sleeve 504 is fixedly connected with the sliding block, the both sides of the bottom of the inner cavity of the control box 501 are provided with the sliding grooves matched with the sliding block, the top of the control box 501 is provided with the movable opening matched with the connecting rod 505, the opposite side of the two connecting rods 505 is fixedly connected with the sealing block 506 through the bolts, the surface of the crushing paddle 605 is fixedly connected with the smashing rod, the surface of the conical block 604 is attached to the bottom of the discharge pipe 4, and the top of the feeding pipe 3 is provided with the cover plate.

[0031] Specifically, the discharge square tube 7 can discharge the classified materials meeting the requirements from the classifier body 1, the air feeding pipe 8 can deliver the compressed air to the inside of the classifier body 1, the positioning ring 9 and the supporting leg can support the classifier body 1, the sliding rod 10 and the sliding sleeve 11 can limit the sealing block 506 in cooperation with the limiting rod 12 to prevent it from deviating during movement, the bearing can increase the stability of the screw rod 503 during rotation, the sliding block and the sliding groove can limit the threaded sleeve 504 to move left and right stably, the movable opening can facilitate the adjustment of the use position of the connecting rod 505, the smashing rod can increase the crushing effect of the crushing paddle 605, and the cover plate can seal the top of the feeding pipe 3.

[0032] The utility model discloses a working principle is: through the feeding pipe 3 is transported to the material to the classifier body 1 inside, when the classifier body 1 starts to work and opens first motor 502, and first motor 502 is cooperated with screw rod 503 and drives screw sleeve 504 and connecting rod 505 to move, and connecting rod 505 moves and drives sealing block 506 to move, and two sealing blocks 506 move to the opposite side, when two sealing blocks 506 contact each other, the feeding pipe 3 is sealed, prevents the airflow in the classifier body 1 and overflow through the feeding pipe 3, and when the material classifies and needs to be recharged, closes the air pipe 8 and overturns first motor 502, and two sealing blocks 506 can be opened, when the classifier body 1 is discharged, opens pneumatic cylinder 601 and second motor 603, and pneumatic cylinder 601 is cooperated with mounting plate 602 and drives second motor 603 and conical block 604 to move downward, and conical block 604 moves and no longer contacts the bottom of discharge pipe 4, when the classifier body 1 inside is not classified material and is discharged through discharge pipe 4, simultaneously, second motor 603 drives the comminution paddle 605 and rotates, utilizes the comminution paddle 605 and carries out comminution to the material that gathers, avoids its and blocks discharge pipe 4, makes it can continuously and stably work, improves the separation efficiency of material.

[0033] The standard parts used in the utility model can be purchased from the market, and can be ordered according to the description and the drawings, and the specific connection mode of each part adopts the conventional means such as bolts, rivets and welding in the prior art, and the mechanical parts and equipment adopt conventional models in the prior art, the control mode is automatically controlled through a control unit, and the control circuit of the control unit can be realized through simple programming of the person skilled in the art, which is the common knowledge in the field, so the control mode and the circuit connection are not explained in detail in the utility model.

[0034] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model, and the preferred embodiments do not describe all the details, and the utility model is not limited to the specific embodiments, and the embodiments are selected and specifically described in the specification in order to better explain the principle and practical application of the utility model, so that the person skilled in the art can well understand and utilize the utility model.

Claims

1. A high-sealing air flow classifier comprising a classifier body (1), a sealing assembly (5) and a choke assembly (6), characterized in that: The top of the classifier body (1) is communicated with a feeding cover (2), the left side of the top of the feeding cover (2) is communicated with a feeding pipe (3), and the bottom of the classifier body (1) is communicated with a discharge pipe (4); The sealing assembly (5) comprises a control box (501), the front side of the control box (501) is fixedly connected with the feeding pipe (3), the bottom of the inner cavity of the control box (501) is fixedly connected with a first motor (502), the two sides of the output end of the first motor (502) are fixedly connected with screw rods (503), the surfaces of the screw rods (503) are threadedly connected with threaded sleeves (504), the top of each threaded sleeve (504) is fixedly connected with a connecting rod (505), the top of each connecting rod (505) penetrates through the control box (501) and is fixedly connected with a sealing block (506), and the opposite sides of the two sealing blocks (506) penetrate into the inner cavity of the feeding pipe (3). The anti-blocking assembly (6) comprises a gas cylinder (601), the left side of the gas cylinder (601) is fixedly connected with the discharge pipe (4), the bottom of the output end of the gas cylinder (601) is fixedly connected with a mounting plate (602), the left side of the top of the mounting plate (602) is fixedly connected with a second motor (603), the top of the output end of the second motor (603) is fixedly connected with a conical block (604), and the top of the conical block (604) is fixedly connected with a crushing paddle (605).

2. A high seal airflow classifier according to claim 1, wherein: The top of the left side of the classifier body (1) is communicated with a discharge square pipe (7), and the bottom of the left side of the classifier body (1) is communicated with a gas feeding pipe (8).

3. A high seal airflow classifier according to claim 1, wherein: The bottom of the surface of the classifier body (1) is fixedly connected with a positioning ring (9), and the bottom of the positioning ring (9) is fixedly connected with a supporting leg.

4. A high seal airflow classifier according to claim 1, wherein: The top and bottom of the front side of the feeding pipe (3) are fixedly connected with sliding rods (10), the surfaces of the sliding rods (10) are slidingly connected with sliding sleeves (11), the opposite sides of the two sliding sleeves (11) are fixedly connected with limiting rods (12), and the opposite sides of the two limiting rods (12) are fixedly connected with the sealing blocks (506).

5. A high seal airflow classifier according to claim 1, wherein: The side, away from the first motor (502), of each screw rod (503) is movably connected with the inner wall of the control box (501) through a bearing, and the threads on the surfaces of the two screw rods (503) are opposite.

6. A high seal airflow classifier according to claim 1, wherein: The bottom of each threaded sleeve (504) is fixedly connected with a sliding block, and the two sides of the bottom of the inner cavity of the control box (501) are provided with sliding grooves matched with the sliding blocks.

7. A high seal airflow classifier according to claim 1, wherein: The top of the control box (501) is provided with movable openings matched with the connecting rods (505), and the opposite sides of the two connecting rods (505) are fixedly connected with the sealing blocks (506) through bolts.

8. A high seal airflow classifier according to claim 1, characterized in that: The surface of the crushing paddle (605) is fixedly connected with a smashing rod, the surface of the conical block (604) is attached to the bottom of the discharge pipe (4), and the top of the feeding pipe (3) is provided with a cover plate.

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