CN213434242U

CN213434242U - Stirring device for laboratory

Info

Publication number: CN213434242U
Application number: CN202021778269.XU
Authority: CN
Inventors: 石海燕; 张�成
Original assignee: Shaanxi Huanyu Food Technology Co ltd
Current assignee: Shaanxi Huanyu Food Technology Co ltd
Priority date: 2020-08-22
Filing date: 2020-08-22
Publication date: 2021-06-15
Anticipated expiration: 2030-08-22

Abstract

The application relates to a stirring device for a laboratory, which relates to the field of stirring technology and comprises a stirrer and a rack for fixing the stirrer, wherein the rack comprises a base, a vertical rod, a cross clamp and a motor connecting frame clamped by the cross clamp; the bottom mounting of montant has the restriction piece that stretches out its lateral wall, and fixed subassembly is including falling the awl pedestal on the base, and the vertical through-hole of seting up the adaptation montant of awl pedestal, and the restriction groove of adaptation in restriction piece is seted up to awl pedestal bottom, and threaded connection has fixing bolt on the awl pedestal, and fixing bolt wears to establish the restriction piece and is threaded connection with the base. This application has the effect that reduces agitating unit and take place not hard up probability.

Description

Stirring device for laboratory

Technical Field

The application relates to the field of stirring technology, especially, relate to a agitating unit is used in laboratory.

Background

The stirring device is mainly used for stirring, homogenizing, mixing and dispersing, and is mostly used for mixing materials to prevent the materials from precipitating. Laboratories and laboratories in the industries such as universities and universities, scientific research institutions, tap water plants, sewage treatment plants, water supply/drainage, environmental protection, petroleum, chemical engineering, metallurgy, light industry, medicaments, electric power, papermaking, printing and dyeing and the like generally adopt laboratory stirrers for stirring.

The existing laboratory stirrer comprises a rack and a stirrer movably connected to the rack, wherein the rack comprises a base and a vertical rod vertically arranged on the base, and the vertical rod is usually detachably connected so as to facilitate the transportation and storage of instruments; the cross clamp is fixed on the vertical rod, the motor connecting frame is fixed on the side face of the stirrer, the motor connecting frame is clamped on the cross clamp, the stirrer is fixed on the rack, and the stirring rod of the stirrer is vertical.

During the use, on the household utensils that will hold the misce bene removed the base, adjust the vertical position of agitator for the puddler of agitator stretches into in the household utensils, opens the agitator, makes the puddler stirring misce bene.

With respect to the related art among the above, the inventors consider that the following drawbacks exist:

in agitating unit's use, receive the influence of agitator vibrations, there is not hard up probability in a plurality of junctions of agitating unit, leads to the stirring effect not good.

SUMMERY OF THE UTILITY MODEL

In order to reduce agitating unit and take place not hard up probability, this application provides an agitating unit is used in laboratory.

The application provides a pair of agitating unit is used in laboratory adopts following technical scheme:

a stirring device for a laboratory comprises a stirrer and a rack for fixing the stirrer, wherein the rack comprises a base, a vertical rod, a cross clamp and a motor connecting frame clamped by the cross clamp; the bottom mounting of montant has the restriction piece that stretches out its lateral wall, fixed subassembly is including falling the awl pedestal on the base, the vertical through-hole of seting up the adaptation montant of awl pedestal, the restriction groove of adaptation in restriction piece is seted up to awl pedestal bottom, threaded connection has fixing bolt on the awl pedestal, fixing bolt wears to establish the restriction piece and is threaded connection with the base.

By adopting the technical scheme, when the stirrer is used, the stirrer is fixed on the cross clamp through the motor connecting frame, and the cross clamp is clamped and fixed on the vertical rod; the conical table seat is matched with the base to clamp the vertical rod of the vertical rod, and the limiting groove is formed below the conical table seat, so that the vertical rod can be effectively positioned and fixed, and the loosening probability is reduced.

Preferably, a fixing pin transversely penetrates through the frustum seat, and one end of the fixing pin abuts against the fixing bolt.

Through adopting above-mentioned technical scheme, during the use, take place vibrations during the agitator stirring, reduced the probability of fixing bolt roll-off base, reduce frustum seat and take place not hard up probability with the base after the agitator vibrations.

Preferably, the fixing bolt comprises two coaxial threaded columns and a polished rod, the two threaded columns are respectively fixed at two ends of the polished rod, the radius of the polished rod is smaller than that of the threaded columns, and the fixing pin is recessed towards one end of the polished rod far away from the fixing bolt to form a groove matched with the polished rod.

Through adopting above-mentioned technical scheme, increased the area of contact of fixed pin and fixing bolt for fixing of fixed pin and fixing bolt is more stable.

Preferably, the fixing pin comprises a fixing column and a threaded plunger, the groove is formed in the fixing column, and the threaded plunger is in threaded connection with the conical seat and abuts against one end, far away from the fixing bolt, of the fixing column.

Through adopting above-mentioned technical scheme, during the use, put into the fixed orifices with the fixed column, again with screw thread plunger threaded connection in fixed orifices for fixed column butt fixing bolt has improved the fixed stability of fixed pin and frustum seat.

Preferably, the cross clamp comprises a vertical rod clamp fixed on the vertical rod in a clamping manner and a connecting block fixed on the side surface of the vertical rod clamp; the motor link includes that two are parallel to each other and rotate respectively and connect in the threaded rod of agitator, threaded rod threaded connection is in the connecting block.

Through adopting above-mentioned technical scheme, the agitator passes through two threaded rods to be fixed in the frame, compares in traditional a pole and has improved the stability of agitator and frame.

Preferably, the threaded rod is connected with a fixing nut in a threaded manner, and the fixing nut abuts against the connecting block.

Through adopting above-mentioned technical scheme, reduce the motor link and take place not hard up probability on the connecting block.

Preferably, the montant presss from both sides including two splint, two the centre gripping groove has been seted up to splint looks facies, the connecting block is fixed in one side that a splint deviates from the centre gripping groove, threaded connection has two locking bolt on the splint, two splint are worn to establish simultaneously to locking bolt, two splint fold centre gripping montant and two locking bolt and are located the both sides of montant respectively.

Through adopting above-mentioned technical scheme, during the use with two splint centre gripping montants and wear to establish the locking bolt for the cross clamp presss from both sides tightly to be fixed in on the montant.

Preferably, the base is laterally provided with a counterweight cavity.

Through adopting above-mentioned technical scheme, when the frame transport, reduce the weight of frame, can add the heavy object according to required when using.

In summary, the present application includes at least one of the following beneficial technical effects:

the rack comprises a base, a vertical rod, a cross clamp clamped and fixed on the vertical rod, a motor connecting frame clamped by the cross clamp and a fixing component; thereby the agitator passes through the motor link to be fixed in the frame on the cross clamp, and fixed subassembly establishes the awl pedestal on the montant including the cover, and the montant centre gripping of awl pedestal cooperation base to the montant of montant, and because awl pedestal below is equipped with the restriction groove, so can effectually fix a position fixedly to the montant, reduce not hard up probability.

Drawings

FIG. 1 is a schematic diagram of the overall structure of one embodiment of the present application;

FIG. 2 is a schematic illustration of the construction of a vertical post according to one embodiment of the present application;

FIG. 3 is an exploded view of a securing assembly according to one embodiment of the present application;

FIG. 4 is a partial exploded view of a cross clamp and a connecting bracket according to one embodiment of the present application;

fig. 5 is an exploded view of the bottom plate and weight of one embodiment of the present application.

Description of reference numerals: 1. a stirrer; 2. a frame; 21. a base; 211. a counterweight chamber; 22. a vertical rod; 221. a limiting block; 23. a cross clamp; 231. connecting blocks; 232. a vertical rod clamp; 2321. a splint; 2322. a clamping groove; 2323. locking the bolt; 24. a motor connecting frame; 241. a threaded rod; 242. a nut; 25. a fixing assembly; 251. a conical pedestal; 2511. a through hole; 2512. a limiting groove; 2513. a fixing hole; 252. fixing the bolt; 2521. a threaded post; 2522. a polish rod; 253. a fixing pin; 2531. a groove; 2532. fixing a column; 2533. a threaded plunger; 3. and (5) a heavy object.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses laboratory agitating unit. Referring to fig. 1, a laboratory mixing apparatus includes a mixer 1 and a frame 2 for fixing the mixer 1; during the use, on the household utensils that will be equipped with the mixing material moved frame 2, adjust agitator 1 in the position of frame 2 for the puddler of agitator 1 stretches into the household utensils that are equipped with the mixing material and the stirring end of the puddler of agitator 1 stretches into the mixing material, later opens agitator 1 and can stir the mixing material.

The frame 2 comprises a base 21, a vertical rod 22 detachably fixed on the base 21, a cross clamp 23 detachably fixed on the vertical rod 22, and a motor connecting frame 24 clamped by the cross clamp 23.

Referring to fig. 1 and 2, the base 21 is a rectangular plate; the vertical rod 22 is a cylinder and perpendicular to the base 21, a limiting block 221 is integrally formed at the bottom end, and the limiting block 221 is a circular plate and extends out of the side wall of the vertical rod 22.

Referring to fig. 3, the frame 2 further includes a fixing component 25, the fixing component 25 includes a conical table seat 251 fixed on the base 21, a through hole 2511 adapted to the vertical rod 22 is vertically formed in the conical table seat 251, a limiting groove 2512 adapted to the limiting block 221 is formed in one side of the conical table seat 251 facing the base 21, the upper end of the vertical rod 22 extends out of the conical table seat 251 through the through hole 2511, the limiting block 221 formed at the lower end of the vertical rod 22 is clamped in the limiting groove 2512, and the limiting block 221 is hidden in the conical table seat 251; the conical pedestal 251 is vertically and threadedly connected with a fixing bolt 252, and the fixing bolt 252 penetrates through the limiting block 221 and is threadedly connected with the base 21.

Compared with the conventional fixing manner in which the vertical rod 22 is detachably fixed to the base 21, for example: the vertical rod 22 is directly connected with the base 21 through screw threads; at this time, the vertical rod 22 is fixed by the fixing bolt 252, and the conical pedestal 251 is matched with the base to clamp the vertical rod, and the limiting groove 2512 is formed, so that the vertical rod can be effectively positioned and fixed, and the loosening probability is reduced.

Referring to fig. 3, in order to reduce the possibility that the frustum base 251 becomes loose from the base 21 after the stirrer 1 vibrates, a fixing hole 2513 is transversely formed in the frustum base 251, a fixing pin 253 is inserted into the fixing hole 2513, and one end of the fixing pin 253 abuts against the fixing bolt 252.

The fixing bolt 252 includes two threaded columns 2521 and a polished rod 2522, the two threaded columns 2521 are respectively fixed at both ends of the polished rod 2522, and the radius of the polished rod 2522 is smaller than that of the threaded column 2521; the retaining pin 253 abuts an end of the polished rod 2522 forming a groove 2531, the groove 2531 opening toward the polished rod 2522, and the groove 2531 fitting to the polished rod 2522.

When the fixing bolt 252 is used, the contact area between the fixing bolt 252 and the fixing pin 253 is increased by the groove 2531, so that the fixing pin 253 is firmly abutted to the fixing bolt 252, and the fixing effect of the fixing bolt 252 is improved.

Referring to fig. 3, in order to reduce the possibility of the securing pin 253 loosening due to vibration, the securing pin 253 is configured to include a fixing column 2532 and a threaded plunger 2533, and a groove 2531 is formed in the fixing column 2532.

When the fixing bolt is used, the fixing column 2532 is placed in the fixing hole 2513, and the threaded plunger 2533 is connected to the fixing hole 2513 in a threaded mode, so that the fixing column 2532 abuts against the fixing bolt 252. This arrangement improves the stability of the fixing pin 253 to the frustum 251.

Referring to fig. 4, the cross clamp 23 includes a vertical rod clamp 232 fixed to the vertical rod 22 and a connecting block 231 fixed to a side of the vertical rod clamp 232, and the motor connecting frame 24 includes two vertically arranged threaded rods 241.

Compared with the traditional stirrer 1 in which the stirrer 1 is fixed through one rod, the two threaded rods 241 improve the stability of fixing the stirrer 1 and the frame 2, and a straight line is determined for two points in principle.

Threaded rod 241 rotates to be connected in agitator 1, threaded rod 241 threaded connection in connecting block 231, and agitator 1 is fixed in on cross clamp 23 through motor connecting frame 24, and the centre gripping of cross clamp 23 is fixed in on montant 22 to make agitator 1 fix on frame 2.

Referring to fig. 1 and 4, in order to reduce the possibility that the motor connecting frame 24 is loosened on the connecting block 231, after the threaded rod 241 is screwed to the connecting block 231, a fixing nut 242 is screwed to an end of the threaded rod 241 away from the mixer 1, and the fixing nut 242 abuts against the connecting block 231.

The vertical rod clamp 232 comprises two clamping plates 2321, the two clamping plates 2321 are vertical plates and are transversely arranged, clamping grooves 2322 are formed in the opposite surfaces of the two clamping plates 2321, after the two clamping plates 2321 are closed, the clamping grooves 2322 are adapted to the vertical rod 22, and the connecting block 231 is welded on one side, away from the clamping grooves 2322, of one of the clamping plates 2321; the clamping plate 2321 is threadedly connected with two locking bolts 2323.

When the clamping device is used, the two clamping plates 2321 are folded to clamp the vertical rod 22, the two locking bolts 2323 penetrate through the two clamping plates 2321 and are in threaded connection with the two clamping plates 2321, and the two locking bolts 2323 are respectively located on two sides of the vertical rod 22.

Referring to fig. 5, the base 21 has a weight cavity 211 formed laterally therein, and the weight cavity 211 may be filled with the weight 3.

The implementation principle of the embodiment of the application is as follows:

1. assembling the frame 2;

2. moving the frame 2 to a designated working area, and filling a heavy object in the counterweight cavity 211;

3. a vessel filled with the mixed material is placed on the base 21;

4. adjusting the position of the stirrer 1 on the frame 2, so that a stirring rod of the stirrer 1 extends into a vessel filled with the mixed material and a stirring end of the stirring rod of the stirrer 1 extends into the mixed material;

5. the stirrer 1 is turned on to stir the mixed materials.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a stirring apparatus is used in laboratory, includes agitator (1) and is used for frame (2) of fixed agitator (1), frame (2) include base (21), montant (22), cross clamp (23) and by motor connecting frame (24) that cross clamp (23) held, agitator (1) is fixed on cross clamp (23) through motor connecting frame (24), on cross clamp (23) centre gripping is fixed in montant (22), its characterized in that: the device also comprises a fixing component (25) connected to the base (21); the bottom mounting of montant (22) has the restriction piece (221) that stretches out its lateral wall, fixed subassembly (25) are including falling on awl pedestal (251) on base (21), the vertical through-hole (2511) of seting up adaptation montant (22) of awl pedestal (251), restriction groove (2512) in restriction piece (221) of adaptation are seted up to awl pedestal (251) bottom, threaded connection has fixing bolt (252) on awl pedestal (251), fixing bolt (252) are worn to establish restriction piece (221) and are threaded connection with base (21).

2. The laboratory mixing apparatus of claim 1, wherein: a fixing pin (253) transversely penetrates through the cone base (251), and one end of the fixing pin (253) is abutted to a fixing bolt (252).

3. A laboratory mixing apparatus as defined in claim 2, wherein: the fixing bolt (252) comprises two coaxial threaded columns (2521) and a polished rod (2522), the two threaded columns (2521) are respectively fixed at two ends of the polished rod (2522), the radius of the polished rod (2522) is smaller than that of the threaded column (2521), and the fixing pin (253) is recessed towards one end of the polished rod (2522) and is far away from the fixing bolt (252) to form a groove (2531) matched with the polished rod (2522).

4. A laboratory mixing apparatus as defined in claim 3, wherein: the fixing pin (253) comprises a fixing column (2532) and a threaded plunger (2533), the groove (2531) is formed in the fixing column (2532), and the threaded plunger (2533) is connected to the conical pedestal (251) in a threaded mode and abuts against one end, far away from the fixing bolt (252), of the fixing column (2532).

5. The laboratory mixing apparatus of claim 1, wherein: the cross clamp (23) comprises a vertical rod clamp (232) clamped and fixed on the vertical rod (22) and a connecting block (231) fixed on the side surface of the vertical rod clamp (232); the motor connecting frame (24) comprises two parallel threaded rods (241) which are respectively connected to the stirrer (1) in a rotating mode, and the threaded rods (241) are connected to the connecting block (231) in a threaded mode.

6. A laboratory mixing apparatus as defined in claim 5, wherein: threaded connection has fixation nut (242) on threaded rod (241), fixation nut (242) butt in connecting block (231).

7. The laboratory mixing apparatus of claim 6, wherein: the vertical rod clamp (232) comprises two clamping plates (2321) and two clamping grooves (2322) are formed in the opposite faces of the clamping plates (2321), the connecting block (231) is fixed on one side, deviating from the clamping grooves (2322), of one clamping plate (2321), the clamping plate (2321) is connected with two locking bolts (2323) in a threaded mode, the locking bolts (2323) penetrate through the two clamping plates (2321) simultaneously, and the clamping plate (2321) is folded to clamp the vertical rod (22) and the two locking bolts (2323) are located on two sides of the vertical rod (22) respectively.

8. The laboratory mixing apparatus of claim 1, wherein: the base (21) is laterally provided with a counterweight cavity (211).