CN219216136U

CN219216136U - Novel totally enclosed environmental protection weighing hopper

Info

Publication number: CN219216136U
Application number: CN202320158804.9U
Authority: CN
Inventors: 朱传昊
Original assignee: Huaian Hao Yuan Machinery Manufacturing Co ltd
Current assignee: Huaian Hao Yuan Machinery Manufacturing Co ltd
Priority date: 2023-02-08
Filing date: 2023-02-08
Publication date: 2023-06-20
Anticipated expiration: 2033-02-08

Abstract

The utility model relates to the technical field related to feeding weighing equipment, in particular to a fully-sealed environment-friendly novel weighing hopper, which comprises a dust removing chamber, an upper shell and a lower shell, wherein the dust removing chamber, the upper shell and the lower shell are sequentially communicated in the material moving direction; through setting up dust blocking valve mechanism, can realize opening the effect of feed opening and sealed feed opening, in addition, the dust cover of setting can play the effect of keeping off the dirt, can avoid the dust of feed opening discharge material to overflow, has solved traditional weighing hopper in the use, because gate and access hole can't accomplish sealedly to when the raw fuel blowing, can accompany a large amount of dust production, thereby lead to the problem of polluted environment and injury operation workman respiratory track.

Description

Novel totally enclosed environmental protection weighing hopper

Technical Field

The utility model relates to the technical field of feeding weighing equipment, in particular to a novel fully-sealed environment-friendly weighing hopper.

Background

Modern steel production, blast furnace ironmaking occupies a serious position. The blast furnace charging system is to send raw fuel (coke and ore) into the blast furnace for oxidation-reduction reaction to obtain pig iron or molten iron. The feeding system is provided with a large number of weighing hoppers for metering and proportioning the raw and auxiliary fuels.

In the use process of the traditional weighing hopper, the gate and the access hole cannot be sealed, so that when raw fuel is discharged, a large amount of dust is generated, and the problems of environmental pollution and harm to the respiratory tract of operators are caused.

Disclosure of Invention

The utility model aims to provide a novel fully-sealed environment-friendly weighing hopper, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a novel weighing hopper of totally enclosed environmental protection, includes the clean room, last casing and the lower casing that communicate in proper order that follow the material direction of motion set up, the pan feeding mouth has been seted up to the tip that the last casing was kept away from to the clean room, the feed opening has been seted up to the tip that the last casing was kept away from to the lower casing, the feed opening is located lower casing one side, feed opening department is equipped with dust blocking valve mechanism, dust blocking valve mechanism includes even axle, turns over board door, closing plate, dust cover and swing board, the dust cover is used for keeping off the feed opening, and dust cover fixed mounting is on the lower casing, the dust cover is provided with a discharge hole for communicating the discharge hole with the outside, a flap door is arranged in the discharge hole, two ends of the flap door are respectively provided with a sealing plate and a connecting shaft, the sealing plate is opposite to the discharge hole, the sealing plate is used for sealing the discharge hole, the end part of the flap door penetrates through an arc chute formed in the wall of the dust cover and extends to the outside of the dust cover, the periphery of the connecting shaft positioned outside the dust cover is fixedly sleeved with a swinging plate, the end part of the swinging plate far away from the connecting shaft is rotationally connected with the lower shell, and the circle center of the connection between the swinging plate and the lower shell is identical with that of the arc chute; when the swinging plate swings to the end, close to the feed opening, of the connecting shaft, the arc-shaped sliding groove is positioned, and the feed opening is sealed by the sealing plate; when the swing plate swings to the end, far away from the feed opening, of the connecting shaft, of the arc-shaped sliding groove, the sealing plate and the feed opening are arranged at intervals.

The application further comprises the following technical scheme: the dust blocking valve mechanism further comprises a driving assembly, wherein the driving assembly is used for switching the position of the connecting shaft between two ends of the arc chute; the driving assembly comprises a hydraulic cylinder, a first hinging piece and a driving plate, wherein the hydraulic cylinder is fixedly arranged on the lower shell, the telescopic end of the hydraulic cylinder is hinged with the end part of the driving plate, the end part of the driving plate far away from the hydraulic cylinder is sleeved on the periphery of the connecting shaft positioned on the periphery of the dust cover, the driving plate is also rotationally connected with the connecting shaft, and when the hydraulic cylinder is in an extension state, the connecting shaft is positioned at one end of the arc chute far away from the blanking opening; when the hydraulic cylinder is in a contracted state, the connecting shaft is positioned at one end of the arc-shaped chute close to the feed opening.

The application further comprises the following technical scheme: the discharging side wall of the discharging opening is provided with a material speed control plate, and the material speed control plate is in sliding contact with the end part of the sealing plate.

The application further comprises the following technical scheme: and the dust removal chamber is also provided with an access hole, and a sealing mechanism for sealing the access hole is arranged on the access hole.

The application further comprises the following technical scheme: sealing mechanism includes hinge, door plant, door frame and locking element, door frame fixed mounting is on the clean room, and the door frame cover is established at the access hole periphery, one side of door frame is articulated with door plant one side through the hinge, one side that the hinge was kept away from to the door frame still can dismantle fixed connection with the door plant through locking element, the door plant is used for sealing the door frame.

The application further comprises the following technical scheme: the sealing mechanism further comprises a sealing piece, the sealing piece comprises a rubber sealing sleeve, a sealing jack is formed in one end of the rubber sealing sleeve, a second barb portion and a first barb portion are respectively arranged on two sides of the sealing jack, and the second barb portion and the first barb portion are inclined towards a direction away from an opening of the sealing jack; when the sealing jack is inserted on the sealing step on the inner wall of the door frame, two sides of the sealing step respectively prop against the first barb part and the second barb part, and when the door plate seals the door frame, the side wall of the door plate is erected on the side wall of the rubber sealing sleeve.

The application further comprises the following technical scheme: the door frame is characterized in that an anti-collision part is further arranged on one side, close to the door plate, of the rubber sealing sleeve, a channel is formed in the anti-collision part, and when the door plate seals the door frame, the side wall of the door plate is erected on the side wall, far away from the rubber sealing sleeve, of the anti-collision part.

The application further comprises the following technical scheme: the locking assembly comprises a bolt, a loop bar, a second hinge part, a mounting seat and a handle bar, wherein the handle bar is located on one side of the door plate, away from the hinge, the loop bar is arranged at one end of the handle bar, close to the door plate, the junction of the handle bar and the loop bar is hinged with the mounting seat through the second hinge part provided with a torsion spring, the mounting seat is fixedly arranged on the dust removal chamber, the door plate is away from the side wall of the door frame and is provided with the bolt matched with the loop bar, when the door plate seals the door frame, the bolt is located between the loop bar and the door plate, and when the second hinge part is in an initial elastic state, the loop bar props against the outer wall of the door plate and is sleeved with the loop bar at the periphery of the bolt.

Compared with the prior art, the technical scheme provided by the utility model has the following beneficial effects:

the utility model can realize the functions of opening and sealing the blanking opening by arranging the dust-blocking valve mechanism, in addition, the dust-blocking cover can play a role of blocking dust, and can avoid the overflow of dust discharged from the blanking opening, thereby solving the problems of environmental pollution and injury to the respiratory tract of operators caused by the fact that a large amount of dust is generated when raw fuel is discharged because the gate and the overhaul opening cannot be sealed in the use process of the traditional weighing hopper.

Drawings

FIG. 1 is a schematic three-dimensional structure of a fully sealed environment-friendly novel weighing hopper provided by the utility model;

FIG. 2 is a schematic view of a partial three-dimensional structure of a fully sealed environment-friendly novel weighing hopper provided by the utility model;

FIG. 3 is a partial cross-sectional view of a fully sealed environmental-friendly novel weighing hopper provided by the utility model;

fig. 4 is a schematic three-dimensional structure of the dust chamber 1 and the sealing mechanism provided by the utility model;

fig. 5 is a cross-sectional view of the connection of locking assembly 13 to door frame 24 provided by the present utility model.

Reference numerals in the schematic drawings illustrate:

1. a dust removal chamber; 2. an upper housing; 3. a lower housing; 4. a hydraulic cylinder; 5. a first hinge; 6. a driving plate; 7. a swinging plate; 8. an arc chute; 9. a dust cover; 10. a door panel; 11. a hinge; 12. a handle; 13. a locking assembly; 14. a plug pin; 15. a loop bar; 16. a second hinge; 17. a mounting base; 18. a handle bar; 19. a feed opening; 20. a material speed control plate; 21. a connecting shaft; 22. a flap door; 23. a sealing plate; 24. a door frame; 25. a first barb portion; 26. sealing the jack; 27. a rubber sealing sleeve; 28. a second barb portion; 29. an anti-collision part; 30. a channel; 31. a discharge port; 32. and an access opening.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art without making any inventive effort, based on the embodiments of the present utility model are within the scope of the present utility model, and the present utility model is further described below with reference to the embodiments.

Referring to fig. 1 and 3, in one embodiment of the present application, a fully-sealed environment-friendly novel weighing hopper includes a dust chamber 1, an upper housing 2 and a lower housing 3 which are sequentially communicated along a material movement direction, a feed inlet is formed at an end of the dust chamber 1 far away from the upper housing 2, a feed outlet 19 is formed at an end of the lower housing 3 far away from the upper housing 2, the feed outlet 19 is located at one side of the lower housing 3, a dust blocking valve mechanism is arranged at the feed outlet 19, the dust blocking valve mechanism includes a connecting shaft 21, a flap door 22, a sealing plate 23, a dust cover 9 and a swinging plate 7, the dust cover 9 is used for blocking the feed outlet 19, the dust cover 9 is fixedly mounted on the lower housing 3, a discharge outlet 31 for communicating the feed outlet 19 with the outside is formed in the dust cover 9, a flap door 22 is formed in the discharge outlet 31, the two ends of the flap door 22 are respectively provided with a sealing plate 23 and a connecting shaft 21, the sealing plate 23 is arranged opposite to the feed outlet 19, the sealing plate 23 is used for sealing the feed outlet 19, the flap door 22 is arranged at the position of the lower housing 19, the end of the dust cover door 19 is provided with the same as the swinging plate 7, and the swinging plate 7 is connected with the outer periphery of the arc-shaped chute 7, and the end of the swing cover 9 is located at the end of the swing cover 7, which is far away from the arc-shaped and is connected with the arc-shaped chute 7, and the swing cover 7 and is connected with the arc-shaped end of the swing cover 7, and the arc-shaped chute 7; when the swinging plate 7 swings to the end of the connecting shaft 21, which is close to the feed opening 19, of the arc chute 8, the sealing plate 23 seals the feed opening 19; when the swinging plate 7 swings to the end of the connecting shaft 21, which is far away from the feed opening 19, of the arc chute 8, the sealing plate 23 and the feed opening 19 are arranged at intervals.

In one case of the present embodiment, the dust valve mechanism further includes a driving assembly for switching the position of the connecting shaft 21 between both ends of the arc chute 8; the driving assembly comprises a hydraulic cylinder 4, a first hinging piece 5 and a driving plate 6, wherein the hydraulic cylinder 4 is fixedly arranged on the lower shell 3, the telescopic end of the hydraulic cylinder 4 is hinged with the end part of the driving plate 6, the end part of the driving plate 6 far away from the hydraulic cylinder 4 is sleeved on the periphery of a connecting shaft 21 positioned on the periphery of a dust cover 9, the driving plate 6 is also rotationally connected with the connecting shaft 21, and when the hydraulic cylinder 4 is in an extension state, the connecting shaft 21 is positioned at one end of an arc-shaped chute 8 far away from a feed opening 19; when the hydraulic cylinder 4 is in a contracted state, the connecting shaft 21 is positioned at one end of the arc chute 8 close to the feed opening 19.

When practical application, when the needs are discharged, start pneumatic cylinder 4 to the extension state for connecting axle 21 slides to being located the one end that feed opening 19 was kept away from to arc spout 8, this moment sealing plate 23 and feed opening 19 interval set up, and the material in the lower casing 3 can be discharged through feed opening 19 and discharge gate 31, and when this state, the dust cover 9 that sets up can play the effect of keeping off the dirt moreover, can avoid the dust of feed opening 19 discharge material to overflow, has solved the general jaw gate of traditional weighing hopper, opens the in-process, can't avoid the problem of dust overflow.

In order to perform the function of controlling the material speed, referring to fig. 3, as a preferred embodiment of the present application, a material speed control plate 20 is disposed on the discharging sidewall of the material outlet 19, and the material speed control plate 20 is in sliding contact with the end of the sealing plate 23.

Referring to fig. 1-2 and 4, as a preferred embodiment of the present application, the dust chamber 1 is further provided with an access opening 32, and a sealing mechanism for sealing the access opening 32 is installed on the access opening 32.

In one case of this embodiment, the sealing mechanism includes a hinge 11, a door panel 10, a door frame 24 and a locking assembly 13, where the door frame 24 is fixedly installed on the dust chamber 1, and the door frame 24 is sleeved on the periphery of the access hole 32, one side of the door frame 24 is hinged to one side of the door panel 10 through the hinge 11, and one side of the door frame 24 away from the hinge 11 is detachably and fixedly connected with the door panel 10 through the locking assembly 13, and the door panel 10 is used for sealing the door frame 24.

In this embodiment, the door panel 10 is provided with a handle 12 on a side remote from the hinge 11.

In practical application, the door plate 10 is in a state of sealing the door frame 24 during weighing operation, and when overhauling is needed, the door plate 10 is opened to overhaule the interior of the dust removing chamber 1, the upper shell 2 and the lower shell 3.

In order to improve the tightness of the door panel 10 for sealing the door frame 24, referring to fig. 5, as a preferred embodiment of the present application, the sealing mechanism further includes a sealing member, the sealing member includes a rubber sealing sleeve 27, one end of the rubber sealing sleeve 27 is provided with a sealing insertion hole 26, two sides of the sealing insertion hole 26 are respectively provided with a second barb portion 28 and a first barb portion 25, and the second barb portion 28 and the first barb portion 25 are inclined towards a direction away from the opening of the sealing insertion hole 26, so as to play a role of sealing; when the sealing insertion hole 26 is inserted into the sealing step on the inner wall of the door frame 24, two sides of the sealing step respectively prop against the first barb portion 25 and the second barb portion 28, so that the sealing effect is further improved, and when the door plate 10 seals the door frame 24, the side wall of the door plate 10 is erected or pressed on the side wall of the rubber sealing sleeve 27.

In order to protect the door frame 24 and the door panel 10, in order to further improve the sealing effect, preferably, a side of the rubber sealing sleeve 27 close to the door panel 10 is further provided with an anti-collision part 29, the anti-collision part 29 is provided with a channel 30, and when the door panel 10 seals the door frame 24, the side wall of the door panel 10 is erected on the side wall of the anti-collision part 29 far away from the rubber sealing sleeve 27.

Referring to fig. 2, as a preferred embodiment of the present application, the locking assembly 13 includes a latch 14, a loop bar 15, a second hinge member 16, a mounting seat 17 and a handle 18, the handle 18 is located on a side of the door panel 10 away from the hinge 11, one end of the handle 18 near the door panel 10 is provided with the loop bar 15, a connection portion between the handle 18 and the loop bar 15 is hinged to the mounting seat 17 through the second hinge member 16 provided with a torsion spring, the mounting seat 17 is fixedly installed on the dust chamber 1, a latch 14 matched with the loop bar 15 is provided on a side wall of the door panel 10 away from the door frame 24, when the door panel 10 seals the door frame 24, the latch 14 is located between the loop bar 15 and the door panel 10, and when the second hinge member 16 is in an initial elastic state, the loop bar 15 abuts against an outer wall of the door panel 10 and the loop bar 15 is sleeved on a periphery of the latch 14.

In one case of the present embodiment, when in use, the end of the handle bar 18 far away from the loop bar 15 is pressed, so that the door panel 10 can swing to open the door frame 24 or seal the door frame 24, after the door panel 10 seals the door frame 24, the pressing action on the handle bar 18 is removed, and the loop bar 15 is driven to swing towards the door panel 10 under the action of the torsion spring until the loop bar abuts against the outer wall of the door panel 10, so that the stability of the door panel 10 for sealing the door frame 24 is improved.

The utility model and its embodiments have been described above schematically, without limitation, and the actual construction is not limited to this, as it is shown in the drawings, which are only one of the embodiments of the utility model. Therefore, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical scheme are not creatively devised without departing from the gist of the present utility model, and all the structural manners and the embodiments belong to the protection scope of the present utility model.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. The utility model provides a novel weighing hopper of totally enclosed environmental protection, includes dust chamber (1), last casing (2) and lower casing (3) that follow material direction of motion intercommunication set up in proper order, the pan feeding mouth has been seted up to the tip that last casing (2) was kept away from to dust chamber (1), feed opening (19) have been seted up to the tip that last casing (2) was kept away from to lower casing (3), a serial communication port, feed opening (19) are located lower casing (3) one side, feed opening (19) department is equipped with dust blocking valve mechanism, dust blocking valve mechanism includes connecting axle (21), flap door (22), closing plate (23), dust cover (9) and swinging plate (7), dust cover (9) are used for keeping off feed opening (19), and dust cover (9) fixed mounting is on lower casing (3), be equipped with on dust cover (9) and be used for with feed opening (19) and outside intercommunication's discharge opening (31), be equipped with flap door (22) in discharge opening (31), flap door (22) both ends are equipped with respectively and are equipped with flap (23) and closing plate (23) and are just to closing plate (23) and are used for setting up sealing plate (19) and are just to sealing plate (19), the end part of the flap door (22) penetrates through an arc-shaped chute (8) formed in the shell wall of the dust cover (9) and extends to the outside of the dust cover (9), a swinging plate (7) is fixedly sleeved on the periphery of the connecting shaft (21) positioned at the outside of the dust cover (9), the end part of the swinging plate (7) far away from the connecting shaft (21) is rotationally connected with the lower shell (3), and the circle center of the connection between the swinging plate (7) and the lower shell (3) is the same as the circle center of the arc-shaped chute (8); when the swinging plate (7) swings to the end, close to the feed opening (19), of the arc-shaped chute (8), of the connecting shaft (21), the sealing plate (23) seals the feed opening (19); when the swinging plate (7) swings to the end, far away from the feed opening (19), of the arc-shaped chute (8), of the connecting shaft (21), the sealing plate (23) and the feed opening (19) are arranged at intervals.

2. The fully-sealed environment-friendly novel weighing hopper according to claim 1, wherein the dust-blocking valve mechanism further comprises a driving assembly, and the driving assembly is used for switching the position of the connecting shaft (21) between two ends of the arc chute (8); the driving assembly comprises a hydraulic cylinder (4), a first hinging piece (5) and a driving plate (6), wherein the hydraulic cylinder (4) is fixedly arranged on the lower shell (3), the telescopic end of the hydraulic cylinder (4) is hinged with the end part of the driving plate (6), the end part of the driving plate (6) far away from the hydraulic cylinder (4) is sleeved on the periphery of a connecting shaft (21) positioned at the periphery of a dust cover (9), the driving plate (6) is further rotationally connected with the connecting shaft (21), and when the hydraulic cylinder (4) is in an extension state, the connecting shaft (21) is positioned at one end of an arc chute (8) far away from a blanking opening (19); when the hydraulic cylinder (4) is in a contracted state, the connecting shaft (21) is positioned at one end of the arc-shaped chute (8) close to the feed opening (19).

3. The fully-sealed environment-friendly novel weighing hopper according to claim 1, wherein a material speed control plate (20) is arranged on the discharging side wall of the discharging opening (19), and the material speed control plate (20) is in sliding contact with the end part of the sealing plate (23).

4. The fully-sealed environment-friendly novel weighing hopper according to claim 1, wherein the dust removal chamber (1) is further provided with an access opening (32), and the access opening (32) is provided with a sealing mechanism for sealing the access opening (32).

5. The full-sealed environment-friendly novel weighing hopper according to claim 4, wherein the sealing mechanism comprises a hinge (11), a door plate (10), a door frame (24) and a locking assembly (13), the door frame (24) is fixedly installed on the dust removal chamber (1), the door frame (24) is sleeved on the periphery of the access opening (32), one side of the door frame (24) is hinged with one side of the door plate (10) through the hinge (11), one side of the door frame (24) away from the hinge (11) is detachably and fixedly connected with the door plate (10) through the locking assembly (13), and the door plate (10) is used for sealing the door frame (24).

6. The fully-sealed environment-friendly novel weighing hopper according to claim 5, wherein the sealing mechanism further comprises a sealing piece, the sealing piece comprises a rubber sealing sleeve (27), a sealing jack (26) is formed in one end of the rubber sealing sleeve (27), a second barb portion (28) and a first barb portion (25) are respectively arranged on two sides of the sealing jack (26), and the second barb portion (28) and the first barb portion (25) are inclined in a direction away from an opening of the sealing jack (26); when the sealing jack (26) is inserted on the sealing step on the inner wall of the door frame (24), two sides of the sealing step respectively prop against the first barb part (25) and the second barb part (28), and when the door plate (10) seals the door frame (24), the side wall of the door plate (10) is erected on the side wall of the rubber sealing sleeve (27).

7. The fully-sealed environment-friendly novel weighing hopper according to claim 6, wherein an anti-collision part (29) is further arranged on one side, close to the door plate (10), of the rubber sealing sleeve (27), a channel (30) is formed in the anti-collision part (29), and when the door plate (10) seals the door frame (24), the side wall of the door plate (10) is erected on the side wall, far away from the rubber sealing sleeve (27), of the anti-collision part (29).

8. The fully-sealed environment-friendly novel weighing hopper according to claim 5, wherein the locking assembly (13) comprises a bolt (14), a sleeve rod (15), a second hinge (16), a mounting seat (17) and a handle (18), the handle (18) is located on one side of the door plate (10) away from the hinge (11), the sleeve rod (15) is arranged at one end of the handle (18) close to the door plate (10), the joint of the handle (18) and the sleeve rod (15) is hinged with the mounting seat (17) through the second hinge (16) provided with a torsion spring, the mounting seat (17) is fixedly mounted on the dust chamber (1), the door plate (10) is provided with a bolt (14) matched with the sleeve rod (15) on the side wall of the door plate (24), when the door plate (10) seals the door plate (24), the bolt (14) is located between the sleeve rod (15) and the door plate (10), and the second hinge (16) is in an initial elastic state, the sleeve rod (15) is abutted against the door plate (10) and the bolt (14) is sleeved on the periphery of the sleeve rod (14).