CN208944582U - A kind of anti-impact screening device - Google Patents

Abstract

The utility model relates to a kind of anti-impact screening devices, it include: sieve nest feeder, material buffer, support device and sieve nest, the top for being placed in sieve nest is arranged in sieve nest feeder obliquely, the material buffer being placed in above sieve nest is provided at the blanking port of sieve nest feeder, material buffer is made by wear-resistant material, and the cuboid with an opening, the opening face of material buffer is corresponding with the blanking port of sieve nest feeder, and the left and right sides of material buffer is passed through the support device of steel construction respectively and the two sides of sieve nest are mutually fixed.The utility model utilizes the material buffer being fixed at sieve nest feeder blanking port; material can be allowed to pass through the transition of material buffer before entering sieve nest; then overflow is gone out; stress main body is set to become the steel construction of material buffer and its connection; dispersed material achievees the purpose that protect sieve nest and sieve plate to the active force of sieve plate.

Description

A kind of anti-impact screening device

Technical field

The utility model relates to a kind of screening devices, and in particular to a kind of anti-impact sieve nest dress with pooling feature It sets.

Background technique

Currently, screening in national economy all trades and professions using more and more extensive.Control gold, coal, iron ore, environmental protection, In the process flow of the industries such as chemical industry, water conservancy and electric power, screening plant plays sorting, classification, desliming, dehydration to material and takes off The effects of Jie, the screening device of these screening plants are that material directly impacts sieve plate and sieve nest, not only easily in material screening The damage of sieve plate and sieve nest is caused, and increases the loss of material and washing medium.

Utility model content

In consideration of it, the purpose of the utility model is to provide a kind of anti-impact screening devices, it is intended to overcome existing sorting In the screening device of equipment, material easily leads to the defect that sieve plate and sieve nest damage after directly impacting sieve plate and sieve nest.

In order to reach above-mentioned purpose of utility model, and then the technical solution taken is as follows:

A kind of anti-impact screening device, comprising: sieve nest feeder, material buffer, support device and sieve nest, the sieve The top for being placed in the sieve nest is arranged in body feeder obliquely, is provided with described in being placed at the blanking port of the sieve nest feeder Material buffer above sieve nest, the material buffer are to be made by wear-resistant material, and have the rectangular of an opening The opening face of body, the material buffer is corresponding with the blanking port of the sieve nest feeder, and by the material buffer The left and right sides passes through the support device of steel construction respectively and mutually fixes with the two sides of the sieve nest.

Further, it is also respectively provided with the first steel I-column at left and right sides of the material buffer, the left and right sides First steel I-column is mutually fixed by the second steel I-column, the upper table of second steel I-column and the material buffer Face is mutually fixed.

Further, the inside of the sieve nest feeder is equipped with deflector.

Further, the two sections sieve plate for being internally provided with different screen sizes of the sieve nest, and fallen in its material Enter that sieve nest is anti-to pound stiffener plate to being equipped at the position of the sieve plate.

Further, the material buffer is internally provided with support rod, and in the upper surface of the material buffer On be provided with lifting lug.

Further, the material buffer is made by wear-resistant material or steel plate, whole detachable It is on one side the rectangular box body of opening.

Further, the support device is the sieve nest reinforcing steel construction piece for being fixed on sieve nest two sides.

The utility model has the beneficial effects that material is to sieve nest and sieve after the utility model is by installing material buffer additional The impact force of plate becomes directly impacting material buffer from directly impacting sieve plate, and the mode of action of power also becomes material and pounds object Material, thus plays good transitional function, effectively reduces material to the direct impact force of sieve plate；The utility model by Body of advocating is become the steel construction of material buffer and its connection by original sieve nest and sieve plate, is further effectively absorbed and buffering Impact of the material to sieve plate and sieve nest；The form that the installation of material buffer makes material enter sieve nest becomes excessive by single flow Streaming.It is single flow that material originally, which enters sieve nest, very big to the destruction of sieve plate, after installing material buffer additional, due to material The design of buffer is the cabinet for being similar to one side opening, and material can make brief stay in cabinet, then overflow It goes out, reduces impact force, the effective area of sieve is also made to be fully used, dispersed material to the active force of sieve plate.

Detailed description of the invention

The attached drawing constituted part of this application is used to provide a further understanding of the present invention, the utility model Illustrative embodiments and their description are not constituteed improper limits to the present invention for explaining the utility model.In attached drawing In:

Fig. 1 is a kind of left view of anti-impact screening device of the utility model；

Fig. 2 is a kind of top view of anti-impact screening device of the utility model；

Fig. 3 be the utility model relates to material buffer structural schematic diagram.

Specific embodiment

It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase Mutually combination.The utility model will be described in detail below with reference to the accompanying drawings and embodiments.

In order to make those skilled in the art more fully understand application scheme, below in conjunction in the embodiment of the present application Attached drawing, the technical scheme in the embodiment of the application is clearly and completely described, it is clear that described embodiment is only The embodiment of the application a part, instead of all the embodiments.Based on the embodiment in the application, ordinary skill people Member's every other embodiment obtained without making creative work, all should belong to the model of the application protection It encloses.

As shown in Figure 1-3, a kind of anti-impact screening device, comprising: sieve nest feeder 1, material buffer 2, support dress It sets and the interior of the top for being placed in the sieve nest 3 and the sieve nest feeder 1 is set obliquely with sieve nest 3, the sieve nest feeder 1 Portion is equipped with deflector 8, and the material buffer 2 for being placed in 3 top of sieve nest is provided at the blanking port 4 of the sieve nest feeder 1, The material buffer 2 is the cuboid for being made by wear-resistant material, and being open with one, the material buffer 2 Opening face is corresponding with the blanking port 4 of the sieve nest feeder 1, and the left and right sides of the material buffer 2 is passed through respectively The support device of steel construction and the two sides of the sieve nest 3 are mutually fixed.At the same time, in the left and right sides of the material buffer 2 It is also respectively provided with the first steel I-column 6, first steel I-column 6 of the left and right sides is fixed by 7 phase of the second steel I-column, The upper surface of second steel I-column 7 and the material buffer 2 is mutually fixed.

In the present embodiment, the material buffer 2 be made by wear-resistant material or steel plate, and can integrally freely Disassembly and assembly, be on one side the cuboid of opening.Meanwhile in this example, the support device is to be fixed on sieve nest two sides Sieve nest reinforce steel construction piece 5, i.e., the left and right sides of the described material buffer 2 respectively by sieve nest reinforce steel construction piece 5 with it is described The two sides of sieve nest 3 are mutually fixed.

In order to protect sieve plate and extend service life of sieve plate, the upper of different screen sizes is internally provided in the sieve nest 3 Lower two sections of sieve plates 9, and fallen at the position to the sieve plate 9 in its material and be equipped with that sieve nest is anti-to pound stiffener plate 10.

Since material is directly to impact with material buffer 2, in order to increase the rigidity of material buffer 2, described Material buffer 2 is internally provided with support rod 11.It is slow in the material in order to easily be moved to material buffer 2 It rushes on the upper surface of device 2 and is provided with lifting lug 12.

The utility model is characterized in that utilizing the material buffer for the rectangular shape being fixed at sieve nest feeder blanking port Device can allow material to first pass through the transition of buffer unit before entering sieve nest, and then overflow is gone out, and stress main body is made to become object Expect the steel construction of buffer and its connection, dispersed material achievees the purpose that protect sieve nest and sieve plate to the active force of sieve plate.

It, can be by by varigrained coal in buffer with the entrance of material such as coal stream after material buffer is fixed With spoil formed it is material bed being covered, in this way, the enormous impact energy generated when material falls to sieve nest and sieve plate is by buffering Coal seam absorbs, and material has reformed into impact of the material to material to the impact of sieve plate and sieve nest, by original direct impact sieve plate Become material bed in direct shock eliminator, play good transitional function, effectively reduces coal stream to the direct of sieve plate Impact force reduces the damage of sieve nest, can protect sieve nest and sieve plate well.Meanwhile the impact force of material is also delayed by material It rushes device to be transmitted on coupled steel construction by steel I-column, further effectively absorbs and buffered material to sieve plate With the impact of sieve nest；Moreover, buffer is designed to box-type, coal stream can be made to make in buffer before entering sieve nest of short duration Stop, then overflow is gone out, and the effective area of sieve is made to be fully used, dispersed material to the active force of sieve plate, The damage of sieve nest is reduced, sieve nest and sieve plate can be protected well.

The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.

Claims (7)

1. a kind of anti-impact screening device, comprising: sieve nest feeder, material buffer, support device and sieve nest, feature exist In the top for being placed in the sieve nest is arranged in the sieve nest feeder obliquely, is arranged at the blanking port of the sieve nest feeder There is the material buffer being placed in above the sieve nest, the material buffer is to be made by wear-resistant material, and have one The opening face of the cuboid of opening, the material buffer is corresponding with the blanking port of the sieve nest feeder, and by the object The left and right sides of material buffer passes through the support device of steel construction respectively and mutually fixes with the two sides of the sieve nest.

2. a kind of anti-impact screening device according to claim 1, which is characterized in that the left and right of the material buffer Two sides are also respectively provided with the first steel I-column, and first steel I-column of the left and right sides is mutually solid by the second steel I-column Fixed, the upper surface of second steel I-column and the material buffer is mutually fixed.

3. a kind of anti-impact screening device according to claim 1, which is characterized in that the inside of the sieve nest feeder Equipped with deflector.

4. a kind of anti-impact screening device according to claim 1, which is characterized in that the sieve nest is internally provided with The two sections sieve plate of different screen sizes, and fallen at the position to the sieve plate in its material and be equipped with that sieve nest is anti-to pound reinforcement Gusset.

5. a kind of anti-impact screening device according to claim 1, which is characterized in that the inside of the material buffer It is provided with support rod, and is provided with lifting lug on the upper surface of the material buffer.

6. a kind of anti-impact screening device according to claim 1, which is characterized in that the material buffer is by resistance to What mill material or steel plate were made, the one side of whole detachable is the rectangular box body of opening.

7. a kind of anti-impact screening device according to claim 1, which is characterized in that the support device is to be fixed on The sieve nest of sieve nest two sides reinforces steel construction piece.