CN210788127U

CN210788127U - Silica sand high-frequency laminated classifying screen

Info

Publication number: CN210788127U
Application number: CN201921817278.2U
Authority: CN
Inventors: 郭建伟; 赵瑞东
Original assignee: Luanping County Dongwei Moulding Material Co ltd
Current assignee: Chengde Dongwei New Material Technology Co.,Ltd.
Priority date: 2019-10-28
Filing date: 2019-10-28
Publication date: 2020-06-19
Anticipated expiration: 2029-10-28

Abstract

The utility model discloses a silica sand high-frequency laminated classifying screen, which comprises a screen box I, a screen box II and a screen frame, the middle part of the lower end of the first screen box is provided with a first high-frequency vibration motor, the middle part of the upper end of the second screen box is provided with a second high-frequency vibration motor, the left part of the upper end of the screen frame is provided with a first damping spring, the upper end of the damping spring is fixedly connected with the left part of the lower end of the screen box, the left part of the upper end of the screen box is provided with a damping spring II, the upper end of the second damping spring is fixedly connected with the left part of the lower end of the second screen box, the right part of the upper end of the screen frame is provided with an inclination angle adjusting mechanism, and the right parts of the first sieve box and the second sieve box are rotationally connected by the inclination angle adjusting mechanism, the multi-granularity fine screening is realized by the arrangement of a plurality of layers of screen meshes and cushion meshes in cooperation with high-frequency vibration, meanwhile, when the first sieve box and the second sieve box which are arranged in a laminated mode vibrate at high frequency, the movable elastic rods and the bouncing balls in the sieve basket bracket are driven to vibrate freely to impact the screen and the pad net, and the screen and the pad net are prevented from being blocked by sand.

Description

Silica sand high-frequency laminated classifying screen

Technical Field

The utility model relates to a many particle size grades of silica sand, including dry-type, wet-type probability screening and the meticulous screening operation of silica sand, specifically be a silica sand high frequency stromatolite classifying screen.

Background

The silica sand industry is a key screening and grading link in the production of small-size industry, particularly casting silica sand and petroleum fracturing sand, people do not pay attention for a long time, processing equipment is backward, particularly fine sand multi-granularity grading screening equipment is unreasonable in structure, vibration parameters are backward, equipment frequently fails, screening yield is low, screening precision is unqualified, screen cloth replacement is frequent, blockage is serious and other defects seriously affect the quality of a silica sand finished product, the quality of the silica sand finished product cannot reach an industrial standard, and the development of the industry is seriously restricted. Accordingly, one skilled in the art has provided a silica sand high frequency laminated classifying screen to solve the problems set forth in the background art described above.

Disclosure of Invention

An object of the utility model is to provide a silica sand high frequency stromatolite classifying screen to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a silica sand high frequency stromatolite classifying screen, includes sieve case one, sieve case two that the bank of china and calligraphy or painting was arranged, sieve case one lower extreme mid-mounting high frequency vibration motor one, sieve case two upper ends mid-mounting high frequency vibration motor two, sieve frame upper end left part installation damping spring one, and damping spring one upper end fixed connection sieve case lower extreme left part, sieve case one upper end left part installation damping spring two, and two upper ends fixed connection sieve case two lower extreme left parts of damping spring, sieve frame upper end right part installation inclination adjustment mechanism, and inclination adjustment mechanism rotates and connects sieve case one and sieve case two right parts.

As a further aspect of the present invention: sieve basket brackets are arranged in the sieve box I and the sieve box II, the number of sieve basket brackets in the sieve box I is 1-3 layers, the number of sieve basket brackets in the sieve box II is 1-3 layers, movable spring rods and spring balls are arranged in the sieve basket brackets, a pad net is arranged at the upper end of the sieve basket bracket, a screen is arranged at the upper end of the pad net, the total number of the screen and the pad net is 2-6 layers, drag hooks are arranged at the right ends of the pad net and the screen, the drag hooks in the sieve box I are fixedly connected with the right wall in the sieve box I, and the drag hooks in the sieve box II are fixedly connected with the right wall in the sieve box II.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a multi-layer screen cloth and mat net set up the cooperation high frequency vibration and realize the meticulous screening of many granularities, the screen cloth is strikeed and the mat net is strikeed in the activity bullet stick and the free vibration of bouncing ball striking screen cloth in the basket bracket of sieve of drive during two high frequency vibration of sieve case that the stromatolite was arranged simultaneously, prevents that screen cloth and mat net from being blocked up by sand, adjusts the screen cloth in sieve case one and sieve case two and the inclination of mat net through inclination adjustment mechanism, adapts to different materials and realizes dry-type and wet-type screening.

Drawings

Fig. 1 is a schematic structural diagram of a silica sand high-frequency laminated classifying screen.

Fig. 2 is an enlarged view of a silica sand high frequency laminated classifying screen at a in fig. 1.

In the figure: 1. a first screen box; 2. a second screen box; 3. a first damping spring; 4. a second damping spring; 5. a first high-frequency vibration motor; 6. a second high-frequency vibration motor; 7. a movable elastic rod; 8. bouncing balls; 9. a screen basket bracket; 10. screening a screen; 11. a mat net; 12. an inclination angle adjusting mechanism; 13. a screen frame; 14. and (4) pulling a hook.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, in an embodiment of the present invention, a silica sand high-frequency laminated classifying screen includes a screen frame 13, a first screen box 1 and a second screen box 2 which are arranged in a laminated manner, wherein a first high-frequency vibration motor 5 is installed in the middle of the lower end of the first screen box 1, a second high-frequency vibration motor 6 is installed in the middle of the upper end of the second screen box 2, a first damping spring 3 is installed on the left portion of the upper end of the screen frame 13, the upper end of the first damping spring 3 is fixedly connected to the left portion of the lower end of the first screen box 1, a second damping spring 4 is installed on the left portion of the upper end of the first screen box 1, the upper end of the second damping spring 4 is fixedly connected to the left portion of the lower end of the second screen box 2, an inclination angle adjusting mechanism 12 is installed on the right;

all be provided with basket of sieve bracket 9 in sieve case 1 and the sieve case two 2, basket of sieve bracket 9 quantity is 1-3 layers in sieve case 1, basket of sieve bracket 9 quantity is 1-3 layers in sieve case two 2, set up activity bullet 7 and bouncing ball 8 in basket of sieve bracket 9, basket of sieve bracket 9 upper end sets up mat web 11, mat web 11 upper end sets up screen cloth 10, the quantity sum of screen cloth 10 and mat web 11 is 2-6 layers, drag hook 14 is all installed to mat web 11 and screen cloth 10 right-hand member, the equal fixed connection right wall in sieve case 1 of drag hook 14 in sieve case 1, the equal fixed connection right wall in sieve case two 2 of drag hook 14 in sieve case two 2.

The utility model discloses a theory of operation is: through drag hook 14 with

screen cloth

10 and 11 tensionings of pad net, high-frequency vibration motor 5 and two 6 simultaneous workings of high-frequency vibration motor drive sieve case 1 and sieve case two 2 independent workings respectively, sieve the sand in sieve case 1 and sieve case two 2, realize the meticulous screening of many granularities through the setting of multilayer screen cloth 10 and pad net 11, drive movable bouncing rod 7 and the free vibration striking screen cloth 10 of bouncing ball 8 in basket bracket 9 and pad net 11 when sieve case 1 and sieve case two 2 vibrate simultaneously, prevent that screen cloth 10 and pad net 11 from being blocked by sand, adjust the inclination of screen cloth 10 and pad net 11 in sieve case 1 and sieve case two 2 through inclination adjustment mechanism 12, adapt to different materials and realize dry-type and wet-type screening.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A silica sand high-frequency laminated classifying screen comprises a screen frame (13), a first screen box (1) and a second screen box (2) which are arranged in a laminated manner, and is characterized in that a first high-frequency vibration motor (5) is installed in the middle of the lower end of the first screen box (1), a second high-frequency vibration motor (6) is installed in the middle of the upper end of the second screen box (2), a first damping spring (3) is installed on the left portion of the upper end of the screen frame (13), the left portion of the lower end of the first screen box (1) is fixedly connected with the upper end of the first damping spring (3), a second damping spring (4) is installed on the left portion of the upper end of the first screen box (1), the left portion of the lower end of the second screen box (2) is fixedly connected with the upper end of the second damping spring (4), an inclination angle adjusting mechanism (12) is installed on the right portion of the upper end of the screen frame (;

sieve basket bracket (9) all are provided with in sieve case (1) and the sieve case two (2), set up activity bullet stick (7) and bounce ball (8) in sieve basket bracket (9), sieve basket bracket (9) upper end sets up pad net (11), pad net (11) upper end sets up screen cloth (10), and the quantity sum of screen cloth (10) and pad net (11) is 2-6 layers, all installs drag hook (14) with screen cloth (10) right-hand member pad net (11).

2. The silica sand high-frequency laminated grading sieve according to claim 1, characterized in that the number of the basket brackets (9) in the first sieve box (1) is 1-3 layers, and the number of the basket brackets (9) in the second sieve box (2) is 1-3 layers.

3. The silica sand high-frequency laminated classifying screen according to claim 1, wherein the draw hooks (14) in the first screen box (1) are fixedly connected with the right inner wall of the first screen box (1), and the draw hooks (14) in the second screen box (2) are fixedly connected with the right inner wall of the second screen box (2).