CN217700089U

CN217700089U - 2,6-difluorobenzonitrile processing raw material screening device

Info

Publication number: CN217700089U
Application number: CN202221955274.2U
Authority: CN
Inventors: 渠兵舰; 刘伟; 张坤
Original assignee: Jining Kangsheng Caihong Biotechnology Co ltd
Current assignee: Jining Kangsheng Caihong Biotechnology Co ltd
Priority date: 2022-07-27
Filing date: 2022-07-27
Publication date: 2022-11-01
Anticipated expiration: 2032-07-27

Abstract

The utility model discloses a 2,6-difluorobenzonitrile processing uses raw materials sieving mechanism, the on-line screen storage device comprises a base, the top of base is provided with the collet, two sets of reel of the top fixedly connected with of collet, the top fixedly connected with shield of reel, the top of discharge gate is provided with postpones ejection of compact structure. This raw materials sieving mechanism is used in processing of 2,6-difluorobenzonitrile is through being provided with the slot, the picture peg, carry the arm-tie, screw and fixing bolt, in the use, at the screening initial stage, the picture peg submerges the slot completely, block up the discharge gate completely, avoid the too fast discharge of material to cause the screening incomplete, after the screening through a period of time, unscrew fixing bolt, fixing bolt breaks away from the screw, after the picture peg loses the restriction, operating personnel will carry the arm-tie and lift, the picture peg leaves the gap in the inside of discharge gate, the material can be discharged fast, the function that hinders the material and postpones the ejection of compact has been realized, the problem that the device does not possess the function that hinders the material and postpones the ejection of compact is solved.

Description

2,6-difluorobenzonitrile processing raw material screening device

Technical Field

The utility model relates to a sieving mechanism technical field specifically is a 2,6-difluorobenzonitrile processing uses raw materials sieving mechanism.

Background

2,6-difluorobenzonitrile is a novel pharmaceutical intermediate, is mainly used for producing fluorine-containing benzoylurea insecticides with high efficiency, low toxicity and broad spectrum, herbicide intermediate 2,6-difluorobenzamide, is also applied in the aspect of medicine, and 2,6-difluorobenzonitrile is mostly colorless crystals, and needs to be screened during production to ensure the uniformity of particles.

Common 2,6-difluorobenzonitrile processing on the market at present is mostly the shale shaker, it is structurally similar mostly, there are some functional not enough in the use, possess certain improvement space, the ejection of compact promptly in vibrations screening, mix the granule of equidimension not easily in being in the discharge gate on upper strata, need repeated screening, waste time and energy, do not possess the function that hinders the material and delay the ejection of compact, secondly, in the feeding environment, large batch material directly enters into the screen cloth of superiors, pile up in one, uneven distribution sieves slowly, do not possess the function that the material that disperses is convenient for sieve, in addition, in large batch screening work, partial granule can block up the screen cloth, influence the efficiency of sieve, do not possess the function of hitting the screen cloth and getting rid of the jam.

To the above-mentioned problem, the improvement that corresponds has all been done to this scheme, holistic structure has been optimized, the baffle has been installed additional at the discharge gate end, prevent the direct discharge of material in screening earlier stage, go the ejection of compact again after a period of time screening, the mixed condition of different thickness granules can effectively be improved, the branch charging tray has been installed additional at the feed inlet simultaneously, utilize the material dispersion that the toper structure will get into to a plurality of directions, improve the efficiency of vibrations screening, and installed a set of metal rod that can nimble displacement additional in screen cloth intermediate position department, hit the screen cloth with the help of the vibrations small amplitude of equipment, clear away the plug fast.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a 2,6-difluorobenzonitrile processing is with raw materials sieving mechanism to the problem of the function that does not possess the hindrance material and postpone the ejection of compact that proposes in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a 2,6-difluorobenzonitrile processing uses raw materials sieving mechanism, the on-line screen storage device comprises a base, the top of base is provided with the collet, two sets of reel of top fixedly connected with of collet, the top fixedly connected with shield of reel, the top of reel one side and the bottom of collet one side are fixedly connected with discharge gate respectively, the intermediate position department on shield top is provided with the feed inlet, the horizontal fixedly connected with screen cloth of the inside intermediate position department of reel, the inside of shield is provided with the layer board, the intermediate position department fixedly connected with fixed plate on screen cloth top, the top of discharge gate is provided with delays ejection of compact structure.

The delayed discharging structure comprises a slot, the slot is fixedly connected to one side of the top end of the discharging port, an inserting plate is inserted into the slot, a lifting plate is fixedly connected to the top end of the inserting plate, a screw hole is formed in the inserting plate, and a fixing bolt is inserted into one side of the slot.

Preferably, the shape and size of the outer part of the insert plate are matched with the shape and size of the inner part of the insert groove, and the fixing bolt penetrates through the inner part of the insert groove and extends into the inner part of the screw hole.

Preferably, the inside of slot, discharge gate is linked together, the bottom of picture peg contacts with the inside bottom of discharge gate under closed condition.

Preferably, the top end of the supporting plate is fixedly connected with a conical surface plate, hanging rods are fixedly connected between the four corners of the top end of the supporting plate and the top end inside the dustproof cover, and the vertical center lines of the supporting plate and the conical surface plate are coincided with the vertical center line of the screen frame.

Preferably, the top intermediate position department fixedly connected with of fixed plate is solid fixed ring, gu fixed ring's outside swing joint has wire rope, wire rope's one end swing joint has the stainless steel stick, the bottom of stainless steel stick and the top of screen cloth contact.

Preferably, a plurality of groups of springs are installed between the bottom end of the bottom support and the top end of the base, and a vibration motor is fixedly connected to the middle position of the bottom end of the bottom support.

Compared with the prior art, the beneficial effects of the utility model are that: the 2,6-difluorobenzonitrile processing raw material screening device not only realizes the function of obstructing delayed material discharge, the function of facilitating screening of dispersed materials, but also realizes the function of removing blockage by hitting a mesh screen;

(1) By arranging the slot, the inserting plate, the lifting plate, the screw hole and the fixing bolt, when the device is used, materials enter the device along the feeding hole, the device is driven to vibrate integrally along with the starting of the vibrating motor, the screen screens raw materials, large particles are left on the upper layer, small particles enter the lower layer to be screened next step, the inserting plate is completely immersed into the slot at the initial stage of screening, the discharging hole is completely blocked, the situation that the screening is not thorough due to the fact that the materials are discharged too fast is avoided, after the screening is carried out for a period of time, the fixing bolt is unscrewed, the fixing bolt is separated from the screw hole, after the inserting plate is out of limitation, an operator lifts the lifting plate, a gap is left in the inserting plate, the materials can be discharged fast, and the function of preventing the materials from being discharged in a delayed mode is achieved;

(2) By arranging the supporting plate, the conical surface plate and the hanging rod, when the device is used and raw materials are poured into the device, the raw materials enter from the feeding hole, the conical surface plate on the supporting plate quickly divides the falling materials to quickly disperse the falling materials onto a screen along the inclined surface, so that the screening efficiency is improved, the hanging rod provides physical support for the mounting and fixing of the supporting plate, and the function of facilitating screening of the dispersed materials is realized;

(3) Through being provided with the fixed plate, solid fixed ring, wire rope and stainless steel stick, during the use, screening during operation, drive the synchronous vibration of stainless steel stick during the screen cloth vibration, the stainless steel stick is hit the screen cloth and is hit the granule of card in the mesh and drop fast, and fixed plate, solid fixed ring and wire rope can restrict the stainless steel stick and prevent that it from droing, have realized hitting the function that the mesh screen got rid of the jam.

Drawings

Fig. 1 is a schematic front view of the present invention;

FIG. 2 is a side view, a cross-sectional view, an enlarged structure of the discharge port of the present invention;

fig. 3 is an enlarged partial sectional view of the utility model at a in fig. 1;

fig. 4 is a schematic view of the screen frame of the present invention showing a partially overlooked section of the screen frame.

In the figure: 1. a base; 2. a spring; 3. a vibration motor; 4. a bottom support; 5. a screen frame; 6. a discharge port; 7. a slot; 8. inserting plates; 9. lifting the plate; 10. a screw hole; 11. fixing the bolt; 12. a dust cover; 13. a feed inlet; 14. a support plate; 15. a conical surface disc; 16. a hanging rod; 17. screening a screen; 18. a fixing plate; 19. a fixing ring; 20. a wire rope; 21. stainless steel rods.

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.

Example 1: referring to fig. 1-4, a raw material screening device for 2,6-difluorobenzonitrile processing comprises a base 1, wherein a bottom support 4 is arranged above the base 1, two groups of screen frames 5 are fixedly connected to the top end of the bottom support 4, a dust cover 12 is fixedly connected to the top end of each screen frame 5, a discharge port 6 is respectively and fixedly connected to the top end of one side of each screen frame 5 and the bottom end of one side of the bottom support 4, a feed port 13 is arranged at the middle position of the top end of each dust cover 12, a screen 17 is transversely and fixedly connected to the middle position inside each screen frame 5, a plurality of groups of springs 2 are arranged between the bottom end of the bottom support 4 and the top end of the base 1, a vibration motor 3 is fixedly connected to the middle position of the bottom end of the bottom support 4, and a discharge delay structure is arranged at the top end of the discharge port 6;

referring to fig. 1-4, the raw material screening device for 2,6-difluorobenzonitrile processing further comprises a delayed discharging structure, the delayed discharging structure comprises a slot 7, the slot 7 is fixedly connected to one side of the top end of the discharging port 6, an inserting plate 8 is inserted into the slot 7, the top end of the inserting plate 8 is fixedly connected with a pulling plate 9, a screw hole 10 is formed in the inserting plate 8, and a fixing bolt 11 is inserted into one side of the slot 7;

the shape and size of the outer part of the inserting plate 8 are matched with the shape and size of the inner part of the inserting groove 7, the fixing bolt 11 penetrates through the inner part of the inserting groove 7 and extends into the screw hole 10, the inner parts of the inserting groove 7 and the discharging hole 6 are communicated, the bottom end of the inserting plate 8 is contacted with the bottom end of the inner part of the discharging hole 6 in a closed state, discharging can be delayed, and screening is more thorough;

specifically, as shown in fig. 1 and 2, the screen 17 sieves the raw material, large particles are left on the upper layer, small particles enter the lower layer to be sieved on the next step, at the initial stage of sieving, the inserting plate 8 is completely immersed into the slot 7, the discharging port 6 is completely blocked, incomplete sieving caused by too fast discharging of the material is avoided, after a period of sieving, the fixing bolt 11 is unscrewed, the fixing bolt 11 is separated from the screw hole 10, after the inserting plate 8 loses the limitation, the operating personnel lift the lifting plate 9, a gap is left inside the discharging port 6 by the inserting plate 8, and the material can be rapidly discharged.

Example 2: a supporting plate 14 is arranged inside the dustproof cover 12, a conical surface plate 15 is fixedly connected to the top end of the supporting plate 14, hanging rods 16 are fixedly connected between four corners of the top end of the supporting plate 14 and the top end inside the dustproof cover 12, and the vertical center lines of the supporting plate 14 and the conical surface plate 15 are coincided with the vertical center line of the screen frame 5, so that materials can be rapidly dispersed, and the screening efficiency is improved;

specifically, as shown in fig. 1 and 3, the raw material enters from the feed inlet 13, the conical disc 15 on the supporting plate 14 quickly divides the falling material to quickly disperse the falling material onto the screen 17 along the inclined plane, so that the screening efficiency is improved, and the hanging rod 16 provides physical support for the installation and fixation of the supporting plate 14.

Example 3: a fixing plate 18 is fixedly connected to the middle position of the top end of the screen 17, a fixing ring 19 is fixedly connected to the middle position of the top end of the fixing plate 18, a steel wire rope 20 is movably connected to the outer portion of the fixing ring 19, a stainless steel rod 21 is movably connected to one end of the steel wire rope 20, the bottom end of the stainless steel rod 21 is in contact with the top end of the screen 17, and a mesh screen can be hit to remove blockage;

specifically, as shown in fig. 1 and 4, the stainless steel rods 21 are driven to synchronously vibrate when the screen 17 vibrates, the stainless steel rods 21 hit the screen 17 to quickly knock down particles clamped in meshes, and the fixing plate 18, the fixing ring 19 and the steel wire rope 20 can restrain the stainless steel rods 21 to prevent the stainless steel rods 21 from falling off.

The working principle is as follows: the utility model discloses when using, at first, when pouring into the raw materials to equipment inside, the raw materials gets into from feed inlet 13, the material of whereabouts is shunted fast to the conical surface dish 15 on the layer board 14, make it on screen cloth 17 along the inclined plane fast dispersion, improve screening efficiency, peg 16 provides the physics support for layer board 14's installation is fixed, the material enters into equipment along feed inlet 13, along with vibrating motor 3 starts the whole vibrations of drive equipment, screen cloth 17 sieves the raw materials, the large granule is left in the upper strata, the tiny particle gets into the lower floor and carries out screening on next step, at the screening initial stage, picture peg 8 does not go into slot 7 completely, stop up discharge gate 6 completely, avoid the material too fast discharge to cause the screening not thorough, after the screening through a period, unscrew fixing bolt 11, fixing bolt 11 breaks away from screw 10, picture peg 8 loses after the restriction, operating personnel will carry and draw picture peg 9 to lift, picture peg 8 leaves the gap inside at discharge gate 6, the material can be discharged fast. When the screening work is carried out, the screen 17 drives the stainless steel rod 21 to vibrate synchronously when vibrating, the stainless steel rod 21 hits the screen 17 to quickly hit down particles clamped in meshes, and the fixing plate 18, the fixing ring 19 and the steel wire rope 20 can restrain the stainless steel rod 21 to prevent the stainless steel rod 21 from falling off.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a 2,6-difluorobenzonitrile processing uses raw materials sieving mechanism, includes base (1), its characterized in that: a bottom support (4) is arranged above the base (1), two groups of screen frames (5) are fixedly connected to the top end of the bottom support (4), a dustproof cover (12) is fixedly connected to the top end of each screen frame (5), a discharge hole (6) is respectively and fixedly connected to the top end of one side of each screen frame (5) and the bottom end of one side of the bottom support (4), a feed hole (13) is formed in the middle position of the top end of each dustproof cover (12), a screen mesh (17) is transversely and fixedly connected to the middle position of the inside of each screen frame (5), a supporting plate (14) is arranged inside each dustproof cover (12), a fixing plate (18) is fixedly connected to the middle position of the top end of each screen mesh (17), and a delayed discharge structure is arranged at the top end of each discharge hole (6);

postpone ejection of compact structure includes slot (7), slot (7) fixed connection is in one side on discharge gate (6) top, the inside of slot (7) is pegged graft and is had picture peg (8), the top fixedly connected with of picture peg (8) carries out arm-tie (9), the inside of picture peg (8) is provided with screw (10), it has fixing bolt (11) to peg graft in one side of slot (7).

2. The device for screening the raw material 2,6-difluorobenzonitrile according to claim 1, wherein the device comprises: the shape and size of the outer part of the inserting plate (8) are matched with the shape and size of the inner part of the inserting groove (7), and the fixing bolt (11) penetrates through the inner part of the inserting groove (7) and extends into the inner part of the screw hole (10).

3. The device for screening the raw material 2,6-difluorobenzonitrile according to claim 1, wherein the device comprises: the inside of slot (7), discharge gate (6) is linked together, the bottom of picture peg (8) contacts with the inside bottom of discharge gate (6) under the closed condition.

4. The device for screening the raw material 2,6-difluorobenzonitrile according to claim 1, wherein the device comprises: the top fixedly connected with conical surface dish (15) of layer board (14), fixedly connected with peg (16) between four corners on layer board (14) top and the inside top of shield (12), the vertical center line of layer board (14), conical surface dish (15) and the vertical center line of reel (5) coincide mutually.

5. The device for screening the raw material 2,6-difluorobenzonitrile according to claim 1, wherein the device comprises: the utility model discloses a screen cloth, including fixed plate (18), the top of fixed plate (18) middle position department fixedly connected with solid fixed ring (19), the outside swing joint of solid fixed ring (19) has wire rope (20), the one end swing joint of wire rope (20) has stainless steel stick (21), the bottom of stainless steel stick (21) and the top of screen cloth (17) contact.

6. The device for screening the raw material 2,6-difluorobenzonitrile according to claim 1, wherein the device comprises: install multiunit spring (2) between the bottom of collet (4) and the top of base (1), the intermediate position department fixedly connected with vibrating motor (3) of collet (4) bottom.