CN213032658U

CN213032658U - Discharging grid plate

Info

Publication number: CN213032658U
Application number: CN202021554905.0U
Authority: CN
Inventors: 李念; 俞士木; 范成银; 张超
Original assignee: Taicang Conch Cement Co Ltd
Current assignee: Taicang Conch Cement Co Ltd
Priority date: 2020-07-30
Filing date: 2020-07-30
Publication date: 2021-04-23
Anticipated expiration: 2030-07-30

Abstract

The utility model discloses a discharge grid plate, its characterized in that: the front groove and the rear groove are communicated with each other, the size of the front groove is larger than that of the rear groove, the front groove is arranged on the front end surface of the body, the rear groove is arranged on the rear end surface of the front groove, the front end of the front groove is communicated with the front end surface of the body, and the rear end of the rear groove is communicated with the rear end surface of the body; the screen plate is installed in the front side groove, a plurality of groups of screen holes are formed in the screen plate, the thickness of the screen plate is smaller than the depth of the front side groove, the outer edge of the rear side of the screen plate abuts against the rear end face of the front side groove, a limiting mechanism is installed in the front side groove, and the rear end face of the limiting mechanism abuts against the outer edge of the front end face of the screen plate. The utility model discloses reduce operating personnel's intensity of labour, also the cost is reduced.

Description

Discharging grid plate

Technical Field

The utility model relates to a ball mill especially relates to a ejection of compact comb board.

Background

The discharge end grid plate of the ball mill mainly plays a role in separating grinding bodies and screening materials, and the materials in the mill are discharged through the discharge grid plate. After the wall plate is used for a period of time, the grate plate seams are abraded, so that the grate plate seams are enlarged or blocked and are difficult to clean, and then the wall plate needs to be replaced. When the grid plate is replaced, the gravity of a single grid plate is large, so that the labor intensity of operators is high, and the cost is high. Moreover, enterprises need to prepare the grate plate and reserve the grate plate as a spare article, so that the service cycle of the spare article is fast, and the cost is higher.

Disclosure of Invention

The utility model aims at providing a ejection of compact comb board through using this structure, has prolonged life, has reduced operating personnel intensity of labour, the cost is also reduced.

In order to achieve the above purpose, the utility model adopts the technical scheme that: a discharging grid plate comprises a body, wherein a front side groove and a rear side groove which are communicated with each other are arranged in the middle of the body, the size of the front side groove is larger than that of the rear side groove, the front side groove is arranged on the front end face of the body, the rear side groove is arranged on the rear end face of the front side groove, the front end of the front side groove is communicated with the front end face of the body, and the rear end of the rear side groove is communicated with the rear end face of the body; the screen plate is installed in the front side groove, a plurality of groups of screen holes are formed in the screen plate, the thickness of the screen plate is smaller than the depth of the front side groove, the outer edge of the rear side of the screen plate abuts against the rear end face of the front side groove, a limiting mechanism is installed in the front side groove, and the rear end face of the limiting mechanism abuts against the outer edge of the front end face of the screen plate.

Among the above-mentioned technical scheme, stop gear includes spacing frame, the outer fringe face of spacing frame with the inner wall phase-match of front side recess, the inner fringe face of spacing frame with the inner fringe face of rear side recess flushes the setting, spacing frame card is located in the front side recess, the outer fringe face of spacing frame with the inner wall of front side recess contacts, the preceding terminal surface of spacing frame with the preceding terminal surface of body flushes the setting.

Among the above-mentioned technical scheme, the annular equipartition has the multiunit counter sink on the spacing frame, the outer fringe department of front side recess rear end face is equipped with the multiunit screw, every group the screw is just to a set of the counter sink sets up, every group the downthehole bolt that is equipped with of counter sink is inserted, the rear end of bolt with a set of the screw spiro union links to each other, the front end of bolt retract in the counter sink or the front end of bolt with the preceding terminal surface of counter sink flushes the setting.

In the technical scheme, a plurality of groups of through holes are arranged at the outer edge of the sieve plate, each group of through holes is over against one group of screw holes, and the rear end of the bolt penetrates through the counter sink and the through holes to be connected with the screw holes in a threaded manner; the limiting frame clamps and limits the sieve plate in the front side groove.

In the technical scheme, at least two groups of limiting holes are respectively arranged on the body above and below the front side groove, and the rear ends of the limiting holes are communicated with the rear end face of the body.

In the technical scheme, the size of the rear groove is 1/2-3/4 of the size of the body.

In the above technical scheme, the sieve pores are strip-shaped holes or arc-shaped holes.

Because of the application of the technical scheme, compared with the prior art, the utility model has the following advantages:

1. the utility model discloses in directly set up front side recess and rear side recess on the body, the size of rear side recess is less than the size of front side recess, then put into the sieve in the front side recess, and utilize spacing frame to carry on spacingly to the installation of sieve, when using, utilize the sieve mesh above the sieve to carry out the sieve material, even if the sieve appears wearing and tearing like this, only need to carry out quick replacement to the sieve can, and the weight of sieve is light, with low costs, can effectively reduce operating personnel intensity of labour like this, reduce cost;

2. the utility model discloses the preceding terminal surface of well sieve can contract back in the front side recess, can not flush with the preceding terminal surface of body, and like this when the ball mill uses, the inside mill of ball mill is situated between and the preceding terminal surface contact of material can mainly with the body, and is few with the contact time and the area of sieve, can reduce the wearing and tearing of sieve like this, prolongs the life of sieve, reduces the change frequency, also reduces operating personnel intensity of labour and cost.

Drawings

Fig. 1 is a schematic structural diagram of a first embodiment of the present invention;

fig. 2 is a schematic sectional view of a-a in fig. 1.

Wherein: 1. a body; 2. a front side groove; 3. a rear side groove; 4. a sieve plate; 5. screening holes; 6. a limiting frame; 7. a countersunk hole; 8. a screw hole; 9. a bolt; 10. a through hole; 11. and a limiting hole.

Detailed Description

The invention will be further described with reference to the following drawings and examples:

the first embodiment is as follows: referring to fig. 1 and 2, a discharging grid plate comprises a body 1, wherein a front side groove 2 and a rear side groove 3 which are communicated with each other are arranged in the middle of the body, the size of the front side groove is larger than that of the rear side groove, the front side groove is arranged on the front end surface of the body, the rear side groove is arranged on the rear end surface of the front side groove, the front end of the front side groove is communicated with the front end surface of the body, and the rear end of the rear side groove is communicated with the rear end surface of the body; install a sieve 4 in the front side recess, be equipped with multiunit sieve mesh 5 on the sieve, the sieve thickness is less than the degree of depth of front side recess, the outer fringe department of sieve rear side support in on the rear end face of front side recess, install a stop gear in the front side recess, stop gear's rear end face support in the outer fringe department of sieve front end face.

In this embodiment, when the in-service use, the discharge end at the ball mill is installed to the body, in ball mill work, the material is added in the ball mill, can add mill medium (steel ball etc.) in the ball mill simultaneously, carry out ball-milling work, at this in-process, because the sieve is in the front side recess, like this in ball mill work, the material with grind the medium and can be blocked by body front end face, mainly with the preceding terminal surface contact of body, can effectively reduce the material like this and grind the contact of medium and sieve, reduce the damage of sieve, reduce the change frequency, and the cost is also reduced. Meanwhile, if the sieve plate needs to be replaced, the sieve plate can be taken out for replacement only after the limiting mechanism is disassembled, and the sieve plate is thin in thickness, light in weight, low in cost and low in labor intensity of replacement of operators.

Referring to fig. 1 and 2, the limiting mechanism comprises a limiting frame 6, the outer edge surface of the limiting frame is matched with the inner wall of the front side groove, the inner edge surface of the limiting frame is flush with the inner edge surface of the rear side groove, the limiting frame is clamped in the front side groove, the outer edge surface of the limiting frame is in contact with the inner wall of the front side groove, and the front end surface of the limiting frame is flush with the front end surface of the body.

The limiting frame is annularly and uniformly provided with a plurality of groups of countersunk holes 7, the outer edge of the rear end face of the front side groove is provided with a plurality of groups of screw holes 8, each group of screw holes is just opposite to one group of countersunk holes, a bolt 9 is inserted into each countersunk hole, the rear end of the bolt is connected with one group of screw holes in a screwed mode, and the front end of the bolt retracts back into each countersunk hole or is flush with the front end face of each countersunk hole.

A plurality of groups of through holes 10 are formed in the outer edge of the sieve plate, each group of through holes is arranged opposite to one group of screw holes, and the rear end of the bolt penetrates through the counter sink and the through holes to be connected with the screw holes in a threaded mode; the limiting frame clamps and limits the sieve plate in the front side groove.

In this embodiment, adopt spacing frame to press the edge of sieve in the front side recess, like this when changing, take out the bolt, then just can take out spacing frame and sieve from the front side recess, after taking out, after the sieve of renewal again is put in the front side recess, go into the front side recess with spacing frame card again in, and utilize the bolt to lock spacing frame, can utilize spacing frame to block the edge of sieve like this, guarantee the fastness of sieve installation, also be convenient for change, the efficient of change, low in labor strength, and low cost is also cheap. Simultaneously, also set up the multiunit through-hole in the outer fringe department of sieve, the transmission of the bolt of being convenient for can make the sieve as far as possible even partial deformation appears, the sieve can not break away from in the front side recess yet, guarantees the sieve material effect of sieve.

Referring to fig. 1, at least two sets of limiting holes 11 are respectively formed in the body above and below the front side groove, and the rear ends of the limiting holes are communicated with the rear end face of the body. Through the setting in spacing hole, the body of being convenient for like this is installed with being connected of ball mill.

Wherein the size of the rear side groove is 1/2-3/4 of the size of the body. The sieve material area of sieve can be guaranteed like this, can not make the area of sieve too big and easy deformation damage again, guarantee sieve material quality, also reduce the change frequency.

Wherein, the sieve pore is a strip-shaped pore or an arc-shaped pore.

Claims

1. The utility model provides a discharge grid plate which characterized in that: the front groove and the rear groove are communicated with each other, the size of the front groove is larger than that of the rear groove, the front groove is arranged on the front end surface of the body, the rear groove is arranged on the rear end surface of the front groove, the front end of the front groove is communicated with the front end surface of the body, and the rear end of the rear groove is communicated with the rear end surface of the body; the screen plate is installed in the front side groove, a plurality of groups of screen holes are formed in the screen plate, the thickness of the screen plate is smaller than the depth of the front side groove, the outer edge of the rear side of the screen plate abuts against the rear end face of the front side groove, a limiting mechanism is installed in the front side groove, and the rear end face of the limiting mechanism abuts against the outer edge of the front end face of the screen plate.

2. The discharge grid plate of claim 1, wherein: stop gear includes spacing frame, the outer fringe face of spacing frame with the inner wall phase-match of front side recess, the inner fringe face of spacing frame with the inner fringe face of rear side recess flushes the setting, spacing frame card is located in the front side recess, the outer fringe face of spacing frame with the inner wall of front side recess contacts, the preceding terminal surface of spacing frame with the preceding terminal surface of body flushes the setting.

3. The discharge grid plate of claim 2, wherein: the limiting frame is provided with a plurality of groups of countersunk holes in an annular uniform distribution mode, a plurality of groups of screw holes are formed in the outer edge of the rear end face of the front side groove, each group of screw holes is arranged right opposite to one group of countersunk holes, a bolt is inserted into each countersunk hole, the rear end of each bolt is connected with one group of screw holes in a threaded mode, and the front end of each bolt retracts back into each countersunk hole or is flush with the front end face of each countersunk hole.

4. The discharge grid plate of claim 3, wherein: a plurality of groups of through holes are formed in the outer edge of the sieve plate, each group of through holes is arranged opposite to one group of screw holes, and the rear end of the bolt penetrates through the counter sink and the through holes to be connected with the screw holes in a threaded mode; the limiting frame clamps and limits the sieve plate in the front side groove.

5. The discharge grid plate of claim 1, wherein: the body above and below the front side groove is respectively provided with at least two groups of limiting holes, and the rear ends of the limiting holes are communicated with the rear end face of the body.

6. The discharge grid plate of claim 1, wherein: the size of the rear side groove is 1/2-3/4 of the size of the body.

7. The discharge grid plate of claim 1, wherein: the sieve pores are strip-shaped holes or arc-shaped holes.