CN210645308U

CN210645308U - 3, 3-dichlorobenzidine hydrochloride preparation filter equipment

Info

Publication number: CN210645308U
Application number: CN201921574303.9U
Authority: CN
Inventors: 王庆; 陈芳; 朱时冬
Original assignee: Shandong Longshenghe Auxiliary Agent Co ltd
Current assignee: Shandong Longshenghe Auxiliary Agent Co ltd
Priority date: 2019-09-21
Filing date: 2019-09-21
Publication date: 2020-06-02
Anticipated expiration: 2029-09-21

Abstract

The utility model discloses a 3, 3-dichlorobenzidine hydrochloride preparation filter equipment, which comprises a tank body and a support, the bottom mounting of the jar body is equipped with the support, the inner wall bottom mounting of the jar body is equipped with first frame, the inner wall fixed mounting of first frame is equipped with first filter screen, the inner wall top left and right sides of the jar body all rotates and is equipped with the bull stick, two fixed mounting has the second frame between the bull stick, the inner wall bottom mounting of second frame is equipped with the second filter screen. Through the cooperation of top cap and bottle, when collecting the filter residue that obtains filtering after filtering the completion, with the top cap lock to the second frame on, rotate the filter residue that the second frame made on the second filter screen and collect, through baffle and open-ended cooperation, the filter residue passes through the opening and enters into the bottle, the baffle blocks the filter residue, prevents when rotating once more that the filter residue from falling out from the bottle, conveniently collects the filter residue, easy operation collects more fast.

Description

3, 3-dichlorobenzidine hydrochloride preparation filter equipment

Technical Field

The utility model relates to a 3, 3-dichlorobenzidine hydrochloride preparation technical field, the concrete field is a 3, 3-dichlorobenzidine hydrochloride preparation filter equipment.

Background

3, 3-dichlorobenzidine (DCB for short) is an important pigment and dye intermediate, generally existing in the form of hydrochloride, the method is that ortho-nitrochlorobenzene is dissolved in organic solvent (such as toluene) which is not miscible with water, hydrogenation is carried out in the presence of surfactant and noble metal catalyst (such as Pt/C, Pd/C) in two phases of water and organic solvent, 2-dichlorohydrazobenzene is directly reduced, 55 percent sulfuric acid is used for transposition into sulfate of 3, 3-dichlorobenzidine, water is added for dilution, organic solvent is separated, hydrochloric acid is used for salifying, crystallization and filtration residue, namely hydrochloride of 3, 3-dichlorobenzidine is filtered, time is wasted when the residue is collected in the process of filtration, the working efficiency is influenced, and the practical performance is poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a 3, 3-dichlorobenzidine hydrochloride preparation filter equipment 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: a3, 3-dichlorobenzidine hydrochloride preparation and filtration device comprises a tank body and a support, wherein the support is fixedly assembled at the bottom end of the tank body, a first frame is fixedly assembled at the bottom end of the inner wall of the tank body, a first filter screen is fixedly assembled on the inner wall of the first frame, rotating rods are rotatably assembled on the left side and the right side of the top end of the inner wall of the tank body, a second frame is fixedly assembled between the two rotating rods, a second filter screen is fixedly assembled at the bottom end of the inner wall of the second frame, clamping grooves are respectively formed in the left side and the right side of the upper surface of the second frame, clamping blocks are clamped on the inner wall of the clamping grooves, top covers are fixedly assembled at the top ends of the two clamping blocks, a bottle body is fixedly penetrated through the central position of each top cover, a spring is fixedly assembled at the top end of, the last fixed surface of bottom plate is equipped with the link, the couple runs through the link, the lower surface central point of bottom plate puts the fixed montant that is equipped with, the bottom mounting of montant is equipped with the baffle, the baffle closely laminates with the inner wall of bottle, the opening has all been seted up to the surface left and right sides of baffle, the inner wall left and right sides of baffle all articulates and is equipped with the baffle, the baffle is located the open-ended top.

Preferably, the inner wall of the tank body is provided with an annular chute, the annular chute is located between the first frame and the second frame, the inner wall sliding clamp of the annular chute is connected with a sliding block, the inner side surface of the sliding block is fixedly provided with a connecting rod, the bottom end of the connecting rod is fixedly provided with a scraper, and the scraper is tightly attached to the first filter screen.

Preferably, a guide pipe penetrates through the bottom end of the tank body, and a valve is fixedly assembled at the bottom end of the guide pipe.

Preferably, the bottom end of the baffle is fixedly provided with a pull ring.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model provides a 3, 3-dichlorobenzidine hydrochloride preparation filter equipment, cooperation through first frame and first filter screen, cooperation through second frame and second filter screen, first frame and second frame support and fix first filter screen and second filter screen respectively, to 3, 3-dichlorobenzidine hydrochloride carries out secondary filtration, cooperation through top cap and bottle, when filtering the filter residue that obtains after accomplishing, with the top cap lock to the second frame, rotate the second frame and make the filter residue on the second filter screen collect, through baffle and open-ended cooperation, the filter residue passes through the opening and enters into the bottle, the baffle blocks the filter residue, prevent when rotating once more that the filter residue from falling out from the bottle, conveniently collect the filter residue, easy operation collects more fast, high practicality.

Drawings

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

FIG. 2 is an enlarged view of the structure at A in FIG. 1;

FIG. 3 is a cross-sectional view of the bottle structure of the present invention;

fig. 4 is a top view of the scraper and the first filter net of the present invention.

In the figure: 1-tank body, 2-bracket, 3-first frame, 4-first filter screen, 5-rotating rod, 6-second frame, 7-second filter screen, 8-clamping groove, 9-clamping block, 10-top cover, 11-bottle body, 12-spring, 13-hook, 14-hanging ring, 15-bottom plate, 16-baffle, 17-vertical rod, 18-opening, 19-clapboard, 20-pull ring, 21-annular chute, 22-slide block, 23-connecting rod, 24-scraper, 25-conduit and 26-valve.

Detailed Description

Referring to fig. 1-4, the present invention provides a technical solution: a3, 3-dichlorobenzidine hydrochloride preparation and filtration device comprises a tank body 1 and a support 2, the support 2 is fixedly assembled at the bottom end of the tank body 1, a first frame 3 is fixedly assembled at the bottom end of the inner wall of the tank body 1, a first filter screen 4 is fixedly assembled at the inner wall of the first frame 3, rotating rods 5 are rotatably assembled at the left side and the right side of the top end of the inner wall of the tank body 1, a second frame 6 is fixedly assembled between the two rotating rods 5, a second filter screen 7 is fixedly assembled at the bottom end of the inner wall of the second frame 6, clamping grooves 8 are respectively formed at the left side and the right side of the upper surface of the second frame 6, clamping blocks 9 are clamped at the inner wall of the clamping grooves 8, top covers 10 are fixedly assembled at the top ends of the two clamping blocks 9, a bottle body 11 is fixedly penetrated at the central position of the top covers 10, a spring 12 is, the fixed surface of bottom plate 15 is equipped with link 14, and couple 13 runs through link 14, and the lower surface central point of bottom plate 15 puts the fixed montant 17 that is equipped with, and the bottom mounting of montant 17 is equipped with baffle 16, and baffle 16 closely laminates with the inner wall of bottle 11, and opening 18 has all been seted up to the surperficial left and right sides of baffle 16, and the inner wall left and right sides of baffle 16 all articulates and is equipped with baffle 19, and baffle 19 is located opening 18's top.

The overlooking of the first frame 3 and the first filter screen 4 is circular, the overlooking of the second frame 6 and the second filter screen 7 is rectangular, so that the second frame 6 and the top cover 10 have enough space when rotating in the tank body 1, liquid required to be filtered is poured into the tank from the right above the second filter screen 7 when filtering is carried out, the liquid sequentially flows through the second filter screen 7 and the first filter screen 4 for filtering, when filter residues are collected after filtering is finished, the clamping block 9 is clamped in the clamping groove 8, so that the top cover 10 is conveniently attached to the second frame 6, the second frame 6 is rotated, the top cover 10 which is originally upward is rotated to the lower part, a worker is required to press the top cover 10 during rotation, the filter residues fall onto the top cover 10 due to gravity and slide along the inner wall of the top cover 10, the clapboard 19 rotates to the side far away from the opening 18 under the action of the gravity, and the clapboard 19 is connected with the baffle 16, the filter residue passes through opening 18 and falls to bottom plate 15 on, spring 12 restricts bottom plate 15's position through couple 13 and link 14 because of the elastic property of self simultaneously, when waiting for the filter residue whole to drop in the bottle 11, rotate second frame 6, make second frame 6 rotate back originated position, baffle 19 receives the influence of gravity once more and rotates to laminating to opening 18 on, shelter from opening 18, avoid opening 18 department to fall out the filter residue, the surface area of baffle 19 is greater than opening 18's open area, the filter residue drops on baffle 16 this moment, stimulate baffle 16 downwards, baffle 16 stimulates bottom plate 15 through montant 17, the removal of bottom plate 15 makes spring 12 take place elastic deformation because of the elastic property of self, take off link 14 from couple 13, take out from bottle 11, accomplish the quick collection to the filter residue.

Particularly, annular chute 21 has been seted up to the inner wall of jar body 1, and annular chute 21 is located between first frame 3 and the second frame 6, and the inner wall slip joint of annular chute 21 has slider 22, and slider 22's medial surface fixed mounting has connecting rod 23, and the bottom fixed mounting of connecting rod 23 has scraper blade 24, and scraper blade 24 closely laminates with first filter screen 4.

When the in-process that uses is collected the filter residue on first filter screen 4, pull connecting rod 23 and rotate, connecting rod 23 is the L shape, and connecting rod 23 drives slider 22 at the pivoted in-process and slides at the inner wall of annular spout 21, reaches the effect spacing to connecting rod 23, and scraper blade 24 laminates this first filter screen 4's surface this moment and removes, and the filter residue that promotes first filter screen 4 surface piles up a department, conveniently collects.

Specifically, a conduit 25 is fixed to the bottom end of the tank 1, and a valve 26 is fixed to the bottom end of the conduit 25.

The conduit 25 is convenient for recovering the filtered liquid, and the valve 26 can control whether the liquid flows through the conduit 25, so that the use is more convenient.

Specifically, the bottom end of the baffle 16 is fixedly fitted with a tab 20.

The pull ring 20 can increase the contact area with the baffle 16, and is convenient for pulling the baffle 16.

The working principle is as follows: when the liquid to be filtered is poured into the bottle from the position right above the second filter screen 7, the liquid flows through the second filter screen 7 and the first filter screen 4 in sequence for filtering, when filter residues are collected after filtering is finished, the clamping block 9 is clamped into the clamping groove 8, the top cover 10 is attached to the second frame 6 conveniently, the second frame 6 is rotated, staff is required to press the top cover 10 in the rotating process, the filter residues fall onto the top cover 10 due to gravity, slide along the inner wall of the top cover 10, the partition plate 19 rotates to one side far away from the opening 18 under the action of gravity, the filter residues fall onto the bottom plate 15 through the opening 18, when the filter residues all fall into the bottle body 11, the second frame 6 is rotated to the initial position, the partition plate 19 rotates to be attached to the opening 18 under the influence of gravity again, the filter residues fall onto the baffle plate 16 at the moment, the baffle plate 16 is pulled downwards, baffle 16 pulls bottom plate 15 through montant 17, and the removal of bottom plate 15 makes spring 12 take place elastic deformation because of the elastic property of self, takes off link 14 from couple 13, takes out from bottle 11, accomplishes the quick collection to the filter residue.

Claims

1. The utility model provides a 3, 3-dichlorobenzidine hydrochloride preparation filter equipment, includes jar body (1) and support (2), the bottom mounting of jar body (1) is equipped with support (2), its characterized in that: the inner wall bottom fixing of the tank body (1) is equipped with a first frame (3), the inner wall fixing of the first frame (3) is equipped with a first filter screen (4), the left and right sides of the inner wall top of the tank body (1) are all rotationally equipped with rotating rods (5), two rotating rods (5) are fixedly equipped with a second frame (6), the inner wall bottom fixing of the second frame (6) is equipped with a second filter screen (7), the left and right sides of the upper surface of the second frame (6) are both provided with clamping grooves (8), the inner wall of each clamping groove (8) is clamped with a clamping block (9), the top ends of the two clamping blocks (9) are fixedly equipped with a top cover (10), the central position of the top cover (10) is fixedly penetrated with a bottle body (11), the top end fixing of the inner wall of the bottle body (11) is equipped with a spring (12), the bottom fixing of the spring (12), the inner wall of bottle (11) is pegged graft and is had bottom plate (15), the last fixed surface of bottom plate (15) is equipped with link (14), link (14) are run through in couple (13), the lower surface central point of bottom plate (15) puts fixed being equipped with montant (17), the bottom mounting of montant (17) is equipped with baffle (16), baffle (16) closely laminates with the inner wall of bottle (11), opening (18) have all been seted up to the surface left and right sides of baffle (16), the inner wall left and right sides of baffle (16) all articulates and is equipped with baffle (19), baffle (19) are located the top of opening (18).

2. The filter device for preparing 3, 3-dichlorobenzidine hydrochloride according to claim 1, wherein: annular spout (21) have been seted up to the inner wall of the jar body (1), annular spout (21) are located between first frame (3) and second frame (6), the inner wall slip joint of annular spout (21) has slider (22), the medial surface fixed mounting of slider (22) has connecting rod (23), the bottom mounting of connecting rod (23) is equipped with scraper blade (24), scraper blade (24) and first filter screen (4) closely laminate.

3. The filter device for preparing 3, 3-dichlorobenzidine hydrochloride according to claim 1, wherein: a guide pipe (25) penetrates through the bottom end of the tank body (1), and a valve (26) is fixedly assembled at the bottom end of the guide pipe (25).

4. The filter device for preparing 3, 3-dichlorobenzidine hydrochloride according to claim 1, wherein: the bottom end of the baffle plate (16) is fixedly provided with a pull ring (20).