CN214020984U

CN214020984U - Sieving mechanism is used in processing of industry powder explosive

Info

Publication number: CN214020984U
Application number: CN202023090366.2U
Authority: CN
Inventors: 彭伟; 李进; 张恒; 周展辉; 钟林; 罗小庆
Original assignee: Jiangxi Yifeng Guotai Chemical Co ltd
Current assignee: Jiangxi Yifeng Guotai Chemical Co ltd
Priority date: 2020-12-21
Filing date: 2020-12-21
Publication date: 2021-08-24
Anticipated expiration: 2030-12-21

Abstract

The utility model relates to the technical field of explosive production, in particular to a screening device for processing industrial powdery explosives, which comprises a box body, a feeding frame is fixedly connected at the position of the outer wall of the box body close to the upper end, a material guide rod is fixedly connected at the bottom end of the feeding frame, vertical chutes are arranged on the inner sides of the side walls at the two ends of the box body, sliding blocks are slidably connected in the vertical chutes, two screening plates are fixedly connected between the sliding blocks, one end of the material guide rod passes through the box body and extends to the upper part of the screening plates, a fixed rod is fixedly connected in the middle of the top wall in the box body, a moving component is arranged between the fixed rod and the box body, a rolling block is arranged below the moving component, a rectangular groove is arranged on the inner wall in the middle of the box body, a driving mechanism is arranged in the rectangular groove, the utility model can enable the screening plates to continuously move by arranging the driving mechanism, the explosive is jointly screened and processed by matching the moving assembly and the grinding block arranged above, so that the screening efficiency is improved.

Description

Sieving mechanism is used in processing of industry powder explosive

Technical Field

The utility model relates to an explosive production technical field specifically is a sieving mechanism is used in processing of industry powder explosive.

Background

The powdered explosive has the advantages of low cost, labor saving, accelerated engineering construction, excellent water resistance, large work energy, convenient use, stable product storage property, high explosion performance and the characteristic of doing work in special environment, so the powdered explosive is increasingly and widely applied to various departments of national economy.

The current sieving mechanism can only sieve powdery explosive, because powdery explosive is extremely easily influenced by the moisture in the air in process of production, produce the caking hardening phenomenon easily, can only select the powdered explosive that does not cake the hardening, the explosive that has caked can't effectively be utilized, lead to long-term not leading to the jam of screen cloth after clearing up, easily take place dangerously, influence the screening effect moreover, consequently, to above current situation, the urgent need develops a sieving mechanism for the processing of industry powdery explosive, in order to overcome not enough in the current practical application.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sieving mechanism is used in processing of industry powder explosive to solve the problem that proposes among the above-mentioned background art.

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

a screening device for processing industrial powdery explosives, which comprises a box body, wherein a feeding frame is fixedly connected to the position, close to the upper end, of the outer wall of the box body, a material guide rod is fixedly connected to the bottom end of the feeding frame, vertical sliding grooves are formed in the inner sides of the side walls at the two ends of the box body, sliding blocks are connected in the vertical sliding grooves in a sliding mode, a screening plate is fixedly connected between the two sliding blocks, one end of the material guide rod penetrates through the box body and extends to the upper side of the screening plate, a fixed rod is fixedly connected to the middle of the inner top wall of the box body, a moving assembly is arranged between the fixed rod and the box body, a grinding block is arranged below the moving assembly, a rectangular groove is formed in the inner wall of the middle of the box body, a driving mechanism is arranged in the rectangular groove and comprises a sliding sleeve, an inserting rod is hinged to the middle of the front surface of the sliding sleeve, and the other end of the inserting rod is fixedly connected with the surface of the screening plate, the improved material guide box is characterized in that a material guide plate is fixedly connected between the side walls of the box body close to the lower end and is obliquely arranged, a discharge port is formed in the middle of the bottom end of the box body, and a discharge pipe is fixedly connected to the discharge port.

As a further aspect of the present invention: the bottom wall fixed connection elastic spring in the vertical chute, elastic spring one end and vertical chute diapire fixed connection, the other end and sliding block fixed connection.

As a further aspect of the present invention: both ends fixedly connected with expanding spring about the screening board, expanding spring keeps away from the one end and the sliding block fixed connection of screening board.

As a further aspect of the present invention: the movable assembly comprises a threaded rod, the threaded rod transversely penetrates through the fixed rod and is rotatably connected with the fixed rod, thread grooves with opposite thread turning directions are formed in the surfaces, located on the two sides of the fixed rod, of the threaded rod, each thread groove is in threaded connection with a thread sleeve, the bottom of each thread sleeve is hinged with a connecting rod, a vertical plate is fixedly connected with the bottom end of the fixed rod, a sliding groove with a downward opening is formed in the vertical plate, a movable block is slidably connected in the sliding groove, and one end of each connecting rod is hinged with the surface of the corresponding movable block.

As a further aspect of the present invention: the bottom end of the moving block is fixedly connected with a connecting rod, and one end, far away from the moving block, of the connecting rod is fixedly connected with the rolling block.

As a further aspect of the present invention: actuating mechanism includes the lead screw, be equipped with the fixed block in the rectangle recess, the fixed block top is equipped with the connecting block, just the fixed block internal rotation is connected with the lead screw, lead screw outside sliding connection has the sliding sleeve, one side that the sliding sleeve is close to the rectangle recess rotates and is connected with the dwang, the dwang other end is connected with driving motor through the connecting block, driving motor installs the lateral wall that the box set up the rectangle recess.

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

through setting up the removal subassembly above the screening board, because the explosive very easily receives the humidity influence in the air, lead to the caking sclerosis, only lean on the vibration or rock the unable explosive that makes the caking when the screening and break into likepowder, utilize the removal subassembly to drive through the connecting rod and roll the likepowder explosive piece of caking sclerosis on the screening board and roll the breakage, it constantly removes to cooperate actuating mechanism to drive the screening board again, carry out vibration screening to the explosive of placing on the screening board, prevent that the screening board from blockking up, and effectively improved the screening effect to powder explosive.

Drawings

FIG. 1 is a schematic structural diagram of a screening device for processing industrial powdery explosives;

FIG. 2 is a schematic diagram of the moving assembly of the screening apparatus for industrial powdered explosive processing;

fig. 3 is a schematic structural diagram of a driving mechanism in the screening device for processing industrial powdery explosives.

In the figure: 1-box body, 2-feeding frame, 3-guide rod, 4-vertical chute, 5-sliding block, 6-screening plate, 7-fixed rod, 8-moving component, 801-threaded rod, 802-threaded sleeve, 803-connecting rod, 804-vertical plate, 805-moving block, 9-rectangular groove, 10-driving mechanism, 101-screw rod, 102-fixed block, 103-sliding sleeve, 104-rotating rod, 105-connecting block, 11-inserting rod, 12-guide plate, 13-discharging pipe, 14-elastic spring, 15-expansion spring, 16-pressure grinding block and 17-connecting rod.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

Example 1

Referring to fig. 1-3, in the embodiment of the present invention, a screening device for processing industrial powdery explosives, includes a box body 1, a feeding frame 2 is fixedly connected to a position of an outer wall of the box body 1 near an upper end, a material guiding rod 3 is fixedly connected to a bottom end of the feeding frame 2, a material is added into the box body 1 through the feeding frame 2, vertical sliding grooves 4 are formed in inner sides of side walls of two ends of the box body 1, sliding blocks 5 are slidably connected to the vertical sliding grooves 4, a screening plate 6 is fixedly connected between the two sliding blocks 5, one end of the material guiding rod 3 passes through the box body 1 and extends to above the screening plate 6, the material slides down to an upper surface of the screening plate 6 under a material guiding effect of the material guiding rod 3, a fixing rod 7 is fixedly connected to a middle of an inner top wall of the box body 1, a moving assembly 8 is arranged between the fixing rod 7 and the box body 1, a pressure grinding block 16 is arranged below the moving assembly 8, rectangle recess 9 has been seted up to the inner wall in the middle of box 1, the installation is equipped with actuating mechanism 10 in rectangle recess 9, actuating mechanism 10 includes sliding sleeve 103, it has inserted bar 11 to articulate in the middle of the positive surface of sliding sleeve 103, the 11 other ends of inserted bar and 6 fixed surface connections of screening plate, actuating mechanism 10 passes through inserted bar 11 and is connected with screening plate 6, drives screening plate 6 and constantly rocks for material screening speed, box 1 is close to the stock guide 12 that fixedly connected with slope set up between the lateral wall of lower extreme, the discharge gate has been seted up in the middle of the 1 bottom of box, discharge gate fixedly connected with discharging pipe 13, and the material after the screening passes through stock guide 12 to discharging pipe 13 landing, discharges box 1.

In this embodiment, wall fixed connection has elastic spring 14 in

vertical spout

4, 14 one end of elastic spring and 4 diapire fixed connection of vertical spout, the other end and sliding block 5 fixed connection, when actuating mechanism 10 drove sieve plate 6 and reciprocated, sliding block 5 slided in vertical spout 4, and the slip of 14 atress cooperation sliding blocks of elastic spring 5 constantly extends and compresses, improves the stability that the structure removed.

In this embodiment, both ends fixedly connected with expanding spring 15 about screening board 6, expanding spring 15 keeps away from screening board 6's one end and sliding block 5 fixed connection, and when screening board 6 had the trend of removing about under actuating mechanism 10's drive, expanding spring 15 constantly contracts and extends along with the removal of screening board 6 and atress for screening board 6 remains stable throughout at the removal in-process.

In this embodiment, the moving assembly 8 includes a threaded rod 801, the threaded rod 801 transversely penetrates through the fixing rod 7 and is rotatably connected inside the fixing rod 7, threaded grooves with opposite thread turning directions are formed in the surfaces of the threaded rod 801 on both sides of the fixing rod 7, the threaded grooves are in threaded connection with threaded sleeves 802, connecting rods 803 are hinged to the bottoms of the two threaded sleeves 802, a vertical plate 804 is fixedly connected to the bottom end of the fixing rod 7, a chute with a downward opening is formed in the vertical plate 804, a moving block 805 is slidably connected in the chute, one end of each of the two connecting rods 803 is hinged to the surface of the moving block 805, the threaded rod 801 is fixedly connected to an output shaft of a motor to drive the threaded rod 801 to rotate, so that the threaded sleeves 802 approach or separate from each other, when the threaded rod 801 drives the threaded sleeves 802 to approach each other, the two connecting rods 803 approach each other to drive the moving block 805 to move downward, when threaded rod 801 drives threaded sleeves 802 away from each other, moving block 805 is driven to move upwards through connecting rod 803.

Example 2

Referring to fig. 1-3, in the present embodiment, a connecting rod 17 is fixedly connected to a bottom end of the moving block 805, one end of the connecting rod 17, which is far away from the moving block 805, is fixedly connected to the rolling block 16, and the moving block 805 moves to drive the rolling block 16 to move through the connecting rod 17, so that the rolling and crushing of the agglomerated explosives on the upper surface of the sieving plate 6 are facilitated, and further the powdered explosives can be sieved.

In this embodiment, the driving mechanism 10 includes a screw rod 101, a fixing block 102 is disposed in the rectangular groove 9, a connecting block 105 is disposed above the fixing block 102, the screw rod 101 is rotatably connected in the fixing block 102, a sliding sleeve 103 is slidably connected to the outer side of the screw rod 101, one side of the sliding sleeve 103 close to the rectangular groove 9 is rotatably connected with a rotating rod 104, the other end of the rotating rod 104 is connected with a driving motor through the connecting block 105, the driving motor is mounted on the side wall of the box 1 where the rectangular groove 9 is disposed, the driving motor drives the rotating rod 104 to rotate, when the rotating rod 104 rotates clockwise and downward, the sliding sleeve 103 is driven to slide downward on the surface of the screw rod 101 and simultaneously swing the screw rod 101 leftward, the screening plate 6 is driven to vibrate downward through the inserting rod 11 and simultaneously has a tendency of swinging leftward, when the rotating rod 104 rotates clockwise and upward, the sliding sleeve 103 is driven to slide upward on the surface of the screw rod 101 and simultaneously swing the screw rod 101 rightward, make screening plate 6 upwards vibrate through inserted bar 11, and have the trend of rocking to the right simultaneously, the screening speed of material has been accelerated in the motion of screening plate 6.

The above is only the preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, without departing from the concept of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent.

Claims

1. The screening device for processing the industrial powdery explosive comprises a box body (1) and is characterized in that a feeding frame (2) is fixedly connected to the position, close to the upper end, of the outer wall of the box body (1), a material guide rod (3) is fixedly connected to the bottom end of the feeding frame (2), vertical sliding grooves (4) are formed in the inner sides of the side walls of the two ends of the box body (1), sliding blocks (5) are connected to the inner sides of the vertical sliding grooves (4) in a sliding mode, a screening plate (6) is fixedly connected between the sliding blocks (5), one end of the material guide rod (3) penetrates through the box body (1) and extends to the upper side of the screening plate (6), a fixing rod (7) is fixedly connected to the middle of the inner top wall of the box body (1), a moving assembly (8) is arranged between the fixing rod (7) and the box body (1), a grinding block (16) is arranged below the moving assembly (8), and a rectangular groove (9) is formed in the middle of the inner wall of the box body (1), the utility model discloses a screening machine, including rectangle recess (9), rectangle recess (9) interior installation is equipped with actuating mechanism (10), actuating mechanism (10) include sliding sleeve (103), it has inserted bar (11) to articulate in the middle of the positive surface of sliding sleeve (103), inserted bar (11) other end and screening plate (6) fixed surface are connected, box (1) are close to guide plate (12) that fixedly connected with slope set up between the lateral wall of lower extreme, the discharge gate has been seted up in the middle of box (1) bottom, discharge gate fixedly connected with discharging pipe (13).

2. The screening device for industrial powdered explosive processing according to claim 1, wherein an elastic spring (14) is fixedly connected to the inner bottom wall of the vertical chute (4), one end of the elastic spring (14) is fixedly connected with the bottom wall of the vertical chute (4), and the other end of the elastic spring is fixedly connected with the sliding block (5).

3. The screening device for processing the industrial powdery explosives according to claim 2, characterized in that the left and right ends of the screening plate (6) are fixedly connected with expansion springs (15), and one ends of the expansion springs (15) far away from the screening plate (6) are fixedly connected with the sliding blocks (5).

4. The screening device for industrial powdery explosive processing according to claim 1, wherein the moving assembly (8) comprises a threaded rod (801), the threaded rod (801) transversely penetrates through the fixing rod (7) and is rotatably connected inside the fixing rod (7), thread grooves with opposite thread turning directions are formed in the surfaces of the threaded rod (801) on the two sides of the fixing rod (7), thread grooves are connected with thread sleeves (802) in a threaded mode, the bottoms of the two thread sleeves (802) are hinged to connecting rods (803), the bottom end of the fixing rod (7) is fixedly connected with a vertical plate (804), a sliding groove with a downward opening is formed in the vertical plate (804), a moving block (805) is connected in the sliding groove in a sliding mode, and one end of each connecting rod (803) is hinged to the surface of the moving block (805).

5. The screening device for processing the industrial powdery explosives, according to claim 4, is characterized in that a connecting rod (17) is fixedly connected to the bottom end of the moving block (805), and one end, far away from the moving block (805), of the connecting rod (17) is fixedly connected with the grinding block (16).

6. The screening device for industrial powdery explosive processing according to claim 5, characterized in that the driving mechanism (10) comprises a screw rod (101), a fixed block (102) is arranged in the rectangular groove (9), a connecting block (105) is arranged above the fixed block (102), the screw rod (101) is rotationally connected in the fixed block (102), a sliding sleeve (103) is slidably connected to the outer side of the screw rod (101), a rotating rod (104) is rotationally connected to one side of the sliding sleeve (103) close to the rectangular groove (9), the other end of the rotating rod (104) is connected with a driving motor through the connecting block (105), and the driving motor is installed on the side wall of the box body (1) provided with the rectangular groove (9).