CN219566915U - Feeding device and combined rotary screen - Google Patents
Feeding device and combined rotary screen Download PDFInfo
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- CN219566915U CN219566915U CN202320570087.0U CN202320570087U CN219566915U CN 219566915 U CN219566915 U CN 219566915U CN 202320570087 U CN202320570087 U CN 202320570087U CN 219566915 U CN219566915 U CN 219566915U
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Abstract
The utility model discloses a feeding device, which comprises: the feeding hopper is connected to a frame of the rotary screen, the lower end of the feeding hopper is provided with a discharge hole, the feeding inlet inner pipe is arranged below the discharge hole and connected to the frame, the feeding inlet inner pipe is in butt joint with the discharge hole, the feeding inlet outer pipe is connected to the frame, the pipe diameter of the feeding inlet outer pipe is larger than that of the feeding inlet inner pipe, the screen feeding hopper is arranged below the feeding inlet inner pipe, the screen feeding hopper is connected to the screen, and the soft connection is used for connecting the feeding inlet outer pipe with the screen feeding hopper; a combination rotary screen comprising the above-described feed device. The flexible connection is installed by the feed inlet outer pipe, so that the inner wall of the flexible connection can be far away from the feed inlet inner pipe, the probability of collision of materials flowing out of the feed inlet inner pipe with the flexible connection is reduced, and the service life of the flexible connection is prolonged.
Description
Technical Field
The utility model relates to the technical field of combined rotary sieves, in particular to a feeding device and a combined rotary sieve.
Background
The existing combined rotary screen is equipment for screening feed particles according to the difference of particle sizes, and because the screen body of the rotary screen is in a high-speed rotary state and the feed inlet is fixedly connected through a frame, soft connection is adopted between the feed inlet of the screen body and the feed inlet on the frame, materials are easy to directly contact with the soft connection in the feeding process, the soft connection is easy to damage, the service life of the soft connection is shortened, and phenomena such as leakage and powder spraying are easy to occur at the feed inlet.
Disclosure of Invention
According to the embodiment of the utility model, the feeding device and the combined rotary screen are provided, and the feeding port is improved, so that the probability of contact between materials and soft connection parts during feeding is reduced, and the service life of the soft connection is prolonged.
In one aspect of the utility model, there is provided a feed device comprising:
the feeding hopper is connected to the frame of the rotary screen, and the lower end of the feeding hopper is provided with a discharge hole;
the feeding port inner pipe is arranged below the discharging port and connected with the frame, and the feeding port inner pipe is in butt joint with the discharging port;
the feed port outer tube is connected to the frame, and the pipe diameter of the feed port outer tube is larger than that of the feed port inner tube;
the sieve body feeding hopper is positioned below the feeding port inner pipe and connected with the sieve body;
and the flexible connection is realized, and the outer tube of the feeding hole is connected with the feeding hopper of the sieve body.
The beneficial effects of the above embodiment are that: the flexible connection is installed by the feed inlet outer pipe, so that the inner wall of the flexible connection can be far away from the feed inlet inner pipe, the probability of collision of materials flowing out of the feed inlet inner pipe with the flexible connection is reduced, and the service life of the flexible connection is prolonged.
On the basis of the above embodiment, the embodiment of the present utility model may be further modified as follows:
in one embodiment of the utility model: the feed hopper comprises: the feeding part A is positioned at the uppermost end of the feeding hopper; the cone bucket part A is of a cone structure with a cone tip downwards, the cone bucket part A is positioned at the lower end of the feeding part A, and the large end of the cone bucket part A is in butt joint with the lower end of the feeding part A; and the discharging part A is positioned at the lower end of the cone bucket part A and is connected with the small end of the cone bucket part A.
In one embodiment of the utility model: the feed hopper further comprises: the connecting part A is arranged outside the discharging part A and is detachably connected with the frame. The beneficial effects of this step are: through setting up connecting portion A and forming detachable connection structure, the installation and the later maintenance of feeder hopper of being convenient for.
In one embodiment of the utility model: the connecting part A is of a circular-ring plate-shaped structure sleeved on the outer side of the discharging part A, the connecting part A is arranged at the upper end of the rack, and the connecting part A is connected with the rack through bolts.
In one embodiment of the utility model: the upper end of the inner pipe of the feed inlet is inserted into a through hole correspondingly formed in the frame, the upper edge of the inner pipe of the feed inlet is flush with the upper end face of the through hole, the lower edge of the discharging part A is flush with the lower end face of the connecting part A, and the appearance and the size of the lower end of the discharging part A are the same as those of the upper end of the inner pipe of the feed inlet. The beneficial effects of this step are: the structure that the parallel and level set up for the feeder hopper is installed in the frame after, and discharge part A can seamless butt joint with the feed inlet inner tube.
In one embodiment of the utility model: the feeding port outer tube and the feeding port inner tube are of a circular ring structure which is coaxially arranged, the feeding port outer tube is sleeved on the outer side of the feeding port inner tube in a clearance mode, and the feeding port outer tube is connected to the lower surface of the frame. The beneficial effects of this step are: the outer pipe gap sleeve of the feed inlet is arranged on the outer side of the inner pipe of the feed inlet, so that a certain gap is formed between the soft connection and the outer wall of the inner pipe of the feed inlet, and the probability of contact between materials and the soft connection is reduced.
In one embodiment of the utility model: the outer pipe of the feed inlet is flush with the lower edge of the inner pipe of the feed inlet. The beneficial effects of this step are: the lower edge flush structure ensures that the upper end of the soft connection cannot be contacted with the lower end of the inner pipe of the feed inlet in the process of rotary motion of the screen body feeding hopper, thereby improving the protection effect of the soft connection.
In one embodiment of the utility model: the screen body feeder hopper includes: the feeding part B is in butt joint with the soft connection; the cone bucket part B is of a cone structure with a cone tip downwards, the cone bucket part B is positioned at the lower end of the feeding part B, and the large end of the cone bucket part B is in butt joint with the lower end of the feeding part.
In one embodiment of the utility model: the upper edge of the feeding part B and the lower edge of the feeding port inner pipe are provided with gaps in the height direction. The beneficial effects of this step are: because the feeding part B is arranged below the inner pipe of the feeding hole and a certain gap is reserved between the feeding part B and the inner pipe of the feeding hole, the soft connection cannot be contacted with the inner pipe of the feeding hole when the sieve body feeding hopper rotates.
In a second aspect the utility model provides a combination rotary screen comprising said feed means.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. Like elements or portions are generally identified by like reference numerals throughout the several figures. In the drawings, elements or portions thereof are not necessarily drawn to scale.
FIG. 1 is a schematic view of a feed device mounted to a combination rotary screen;
fig. 2 is an enlarged view of the feed device.
Wherein, the feeding hopper 1, the feeding part A101, the cone part A102, the discharging part A103 and the connecting part A104 are connected;
2, an inner pipe of a feed inlet;
3, an outer pipe of a feed inlet;
4, a screen feeding hopper, a 401 feeding part B and a 402 cone part B;
5, soft connection;
a 6 frame;
7, a screen body.
Detailed Description
In the present utility model, unless explicitly specified and limited otherwise, terms such as mounted, connected, fixed, fixedly secured and the like are to be construed broadly and, for example, as a fixed connection, as a removable connection, or as a unit; the connection can be mechanical connection, and the mechanical connection mode can be selected from proper connection modes in the prior art, such as welding, riveting, threaded connection, bonding, pin connection, key connection, elastic deformation connection, buckle connection, interference connection and injection molding; or may be electrically connected to transmit energy or signals via electricity; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
Example 1
As shown in fig. 1 and 2, a feeding device includes: the utility model provides a feed hopper 1, feed inlet inner tube 2, feed inlet outer tube 3, screen frame feeder hopper 4, flexible coupling 5, feed hopper 1 connects in the frame 6 of rotary screen, feed hopper 1's lower extreme has the discharge gate, feed inlet inner tube 2 sets up in the discharge gate below and connects in frame 6, feed inlet inner tube 2 and discharge gate butt joint, feed inlet outer tube 3 is connected in frame 6, the pipe diameter of feed inlet outer tube 3 is greater than the pipe diameter of feed inlet inner tube 2, screen frame feeder hopper 4 is located the below of feed inlet inner tube 2, screen frame feeder hopper 4 is connected in screen frame 7, flexible coupling 5 is connected feed inlet outer tube 3 and screen frame feeder hopper 4.
As shown in fig. 2, the feed hopper 1 comprises: feed portion A101, cone fill portion A102, ejection of compact portion A103, feed portion A101 is located the uppermost end of feeder hopper 1, and cone fill portion A102 is cone tip decurrent toper structure, and cone fill portion A102 is located the lower extreme of feed portion A101, and the big end of cone fill portion A102 is in butt joint with the lower extreme of feed portion A101, and ejection of compact portion A103 is located cone fill portion A102 lower extreme and is connected with cone fill portion A102's tip, and the pipe diameter of ejection of compact portion A103 is less than the pipe diameter of feed portion A101.
As shown in fig. 2, specifically, the discharge port is a discharge portion a103, the feed portion a101 and the discharge portion a103 are both in a circular column structure, the feed portion a101, the cone bucket portion a102 and the discharge portion a103 are sequentially coaxially arranged from top to bottom, and the large end of the cone bucket portion a102 is arranged at the upper end, so that the diameter of the feed portion a101 is larger, more materials can be conveyed into the feed hopper 1, and then collected by the cone bucket portion a102 and enter the discharge portion a103, so that the leakage probability of the materials can be reduced.
As shown in fig. 2, the feed hopper 1 further comprises: and a connecting part A104, wherein the connecting part A104 is arranged outside the discharging part A103, and the connecting part A104 is detachably connected with the frame 6.
As shown in fig. 2, the connection portion a104 is a circular annular plate structure sleeved outside the discharge portion a103, the connection portion a104 is placed at the upper end of the frame 6, and the connection portion a104 is connected with the frame 6 through a bolt.
As shown in fig. 2, specifically, the plate surface of the connecting portion a104 is disposed along the horizontal direction and welded on the outer side of the discharging portion a103, a circle of through holes surrounding the discharging portion a103 and disposed at intervals are formed in the surface of the connecting portion a104, bolts are inserted into the through holes, and the lower ends of the bolts penetrate through the through holes on the surface of the frame 6 and extend out to be connected with nuts, so that the connecting portion a104 is stably connected to the frame 6.
As shown in fig. 2, the upper end of the inner tube 2 of the feed inlet is inserted into a through hole correspondingly formed in the frame 6, specifically, the upper edge of the inner tube 2 of the feed inlet is flush with the uppermost end of the through hole, the lower edge of the discharge portion a103 is flush with the lower end face of the connecting portion a104, the appearance and the size of the lower end of the discharge portion a103 are the same as those of the upper end of the inner tube 2 of the feed inlet, after the connecting portion a104 is connected with the frame 6, the discharge portion a103 and the inner tube 2 of the feed inlet can be completely matched and mutually butted, so that the movement of materials between the discharge portion a103 and the inner tube 2 of the feed inlet is not blocked, and the materials can smoothly flow into the sieve feed hopper 4 below through the inner tube 2 of the feed inlet, thereby reducing the contact probability of the materials and the soft connection 5.
As shown in fig. 2, the feed inlet outer tube 3 and the feed inlet inner tube 2 are of a coaxial annular structure, the feed inlet outer tube 3 is sleeved outside the feed inlet inner tube 2 in a clearance way, the feed inlet outer tube 3 is connected to the lower surface of the frame 6, the upper end of the flexible connection 5 is supported away from the feed inlet inner tube 2 by the feed inlet outer tube 3, so that the material is not easy to touch the inner wall of the flexible connection 5 when moving out through the feed inlet inner tube 2, the flexible connection 5 is protected, and the feed inlet inner tube 2 is inserted into a through hole correspondingly formed in the frame 6 due to the fact that the feed inlet outer tube 3 is connected to the lower surface of the frame 6, a closed area is formed between the feed inlet inner tube 2 and the feed inlet outer tube 3, the material cannot leak out in the moving process, and the risk of foreign matters entering the equipment is reduced.
As shown in fig. 2, the lower edges of the feed inlet outer tube 3 and the feed inlet inner tube 2 are flush, so that the flexible connection 5 can not contact with the feed inlet inner tube 2 when the screen feeding hopper 4 rotates, and the flexible connection 5 is further protected.
As shown in fig. 2, the screen feed hopper 4 includes: the feeding part B401 and the cone bucket part B402, the feeding part B401 is in butt joint with the flexible connection 5, the cone bucket part B402 is of a cone-tip downward cone structure, the cone bucket part B402 is located at the lower end of the feeding part B401, the large end of the cone bucket part B402 is in butt joint with the lower end of the feeding part, and the small end of the cone bucket part B402 is connected with the screen body 7.
As shown in fig. 2, specifically, the flexible connection 5 is a bellows, the upper end of the flexible connection 5 is sleeved on the outer side of the inner tube 2 of the feeding port, and the lower end of the flexible connection 5 is sleeved on the outer side of the feeding portion B401.
The feeding device has the following advantages when in use:
(1) The feeding port outer tube 3 is sleeved outside the feeding port inner tube 2 through a gap, the feeding port inner tube 2 is responsible for feeding, the feeding port outer tube 3 separates the flexible connection 5 from the feeding port inner tube 2, the probability of contact between materials and the flexible connection 5 is reduced, namely the abrasion of the flexible connection 5 in the using process is reduced, and the service life of the flexible connection 5 is prolonged;
(2) Through designing the lower edge of feed inlet inner tube 2 and feed inlet outer tube 3 into the parallel and level structure, set up screen frame feeder hopper 4 interval under feed inlet inner tube 2 simultaneously for screen frame 7 can not contact with feed inlet inner tube 2 when driving flexible coupling 5 and carry out gyration motion, thereby has further improved the protection effect to flexible coupling 5.
(3) A closed structure is formed among the feed inlet inner pipe 2, the feed inlet outer pipe 3, the frame 6, the flexible connection 5 and the screen feeding hopper 4, even if the flexible connection 5 and the screen feeding hopper 4 are in high-speed rotation, the materials can not leak out, the structure basically has no dead angle for residual materials, and meanwhile, the risk of foreign matters entering the structure is reduced.
Example two
A combination rotary screen comprising the feed device of embodiment one.
The foregoing is merely exemplary of the present utility model, and specific structures and features well known in the art will not be described in detail herein, so that those skilled in the art will be aware of all the prior art to which the present utility model pertains, and will be able to ascertain the general knowledge of the technical field in the application or prior art, and will not be able to ascertain the general knowledge of the technical field in the prior art, without using the prior art, to practice the present utility model, with the aid of the present utility model, to ascertain the general knowledge of the same general knowledge of the technical field in general purpose. It should be noted that modifications and improvements can be made by those skilled in the art without departing from the structure of the present utility model, and these should also be considered as the scope of the present utility model, which does not affect the effect of the implementation of the present utility model and the utility of the patent.
Claims (10)
1. A feed device, comprising:
the feeding hopper is connected to the frame of the rotary screen, and the lower end of the feeding hopper is provided with a discharge hole;
the feeding port inner pipe is arranged below the discharging port and connected with the frame, and the feeding port inner pipe is in butt joint with the discharging port;
the feed port outer tube is connected to the frame, and the pipe diameter of the feed port outer tube is larger than that of the feed port inner tube;
the sieve body feeding hopper is positioned below the feeding port inner pipe and connected with the sieve body;
and the flexible connection is realized, and the outer tube of the feeding hole is connected with the feeding hopper of the sieve body.
2. The feeding device of claim 1, wherein the feed hopper comprises:
the feeding part A is positioned at the uppermost end of the feeding hopper;
the cone bucket part A is of a cone structure with a cone tip downwards, the cone bucket part A is positioned at the lower end of the feeding part A, and the large end of the cone bucket part A is in butt joint with the lower end of the feeding part A;
and the discharging part A is positioned at the lower end of the cone bucket part A and is connected with the small end of the cone bucket part A.
3. The feeding device of claim 2, wherein the feed hopper further comprises:
the connecting part A is arranged outside the discharging part A and is detachably connected with the frame.
4. A feeding device according to claim 3, wherein the connecting portion a is a circular plate-shaped structure sleeved on the outer side of the discharging portion a, the connecting portion a is disposed at the upper end of the frame, and the connecting portion a is connected with the frame through bolts.
5. The feeding device according to claim 4, wherein the upper end of the inner tube of the feeding hole is inserted into a through hole correspondingly formed in the frame, the upper edge of the inner tube of the feeding hole is flush with the upper end face of the through hole, the lower edge of the discharging part A is flush with the lower end face of the connecting part A, and the appearance and the size of the lower end of the discharging part A are the same as those of the upper end of the inner tube of the feeding hole.
6. The feeding device of claim 5, wherein the outer tube of the feeding port and the inner tube of the feeding port are of a circular ring structure coaxially arranged, the outer tube of the feeding port is sleeved on the outer side of the inner tube of the feeding port in a clearance mode, and the outer tube of the feeding port is connected to the lower surface of the frame.
7. The feed device of claim 5, wherein the feed port outer tube is flush with a lower edge of the feed port inner tube.
8. The feed device of claim 1, wherein the screen feed hopper comprises:
the feeding part B is in butt joint with the soft connection;
the cone bucket part B is of a cone structure with a cone tip downwards, the cone bucket part B is positioned at the lower end of the feeding part B, and the large end of the cone bucket part B is in butt joint with the lower end of the feeding part.
9. The feeding device as set forth in claim 8, wherein an upper edge of the feeding portion B and a lower edge of the inlet inner tube have a gap in a height direction.
10. A combination rotary screen comprising a feed apparatus as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320570087.0U CN219566915U (en) | 2023-03-22 | 2023-03-22 | Feeding device and combined rotary screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320570087.0U CN219566915U (en) | 2023-03-22 | 2023-03-22 | Feeding device and combined rotary screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219566915U true CN219566915U (en) | 2023-08-22 |
Family
ID=87661234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320570087.0U Active CN219566915U (en) | 2023-03-22 | 2023-03-22 | Feeding device and combined rotary screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219566915U (en) |
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2023
- 2023-03-22 CN CN202320570087.0U patent/CN219566915U/en active Active
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