Calcium carbonate storage device for laboratory

Abstract

The calcium carbonate storage device for the laboratory comprises a storage barrel, the top end of the storage barrel is detachably connected with a barrel cover in a sealed mode, a discharging pipe is integrally formed at the bottom end of the storage barrel, the discharging pipe can be sealed through a blocking piece, and the blocking piece can be connected with the barrel cover in a limited sliding mode. When calcium carbonate needs to be taken out, the lifting assembly is started, the plugging piece is driven to move downwards along the track in limited sliding connection with the barrel cover, along with descending of the plugging piece, the discharging pipe is gradually opened, and the calcium carbonate begins to flow out of the storage barrel; and after the needed amount of materials are taken out, the lifting assembly is started again, the blocking piece is lifted to the original position, the discharging pipe is closed again, in the whole process, the barrel cover is always kept in sealed connection with the storage barrel, the discharging pipe can also be closed through the blocking piece, and it is ensured that the materials in the storage barrel cannot be affected by external factors.

Description

TECHNICAL FIELD

[0001] The utility model relates to storage device technical field, specifically is calcium carbonate storage device for laboratory. BACKGROUND

[0002] In the laboratory environment, calcium carbonate as a common chemical reagent, its storage and use process need strict control to ensure its quality and performance are not affected, the traditional calcium carbonate storage device, such as the common storage tank or container, usually needs to open the tank cover or container mouth when taking material, this operation not only time-consuming and laborious, more importantly, it destroys the sealing of the storage environment, so that calcium carbonate is easily damp, and then influence its subsequent use effect.

[0003] Calcium carbonate is a kind of material with high environmental requirements, its storage environment should be dry, ventilated and free of corrosive gas, to avoid damp, potential corrosion or adsorption of impurities, once calcium carbonate is damp, its physical and chemical properties can change, such as losing moisture, condensing into blocks or chemical reaction, these changes will directly affect the use effect of calcium carbonate, and even may cause the deviation of experimental results, need a kind of storage device that can take material without opening the tank cover, and reduce the material taking time, avoid damp, therefore, it is necessary to design a kind of calcium carbonate storage device for laboratory to solve the above problems. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a kind of calcium carbonate storage device for laboratory to solve the problems raised in the above background.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of calcium carbonate storage device for laboratory, including storage bucket, the top of the storage bucket is detachably sealed with bucket cover, the bottom of the storage bucket is integrally formed with discharge pipe, the discharge pipe can be closed by plugging piece, the plugging piece can be limit sliding connection with the bucket cover, and the plugging piece can be moved up and down by lifting assembly, the opening and closing of the discharge pipe can be realized.

[0006] Preferably, the lifting assembly includes a roller, a slide, an electric push rod, a battery and a spring, the top of the plugging piece is installed with the spring, the spring is connected with the bucket cover, the upper end of the plugging piece is installed with two groups of rotatable rollers, the rollers are slidingly connected with the slide, the slide is limit slidingly connected with the bucket cover, the slide can be moved by the electric push rod, and the electric push rod can be powered by the battery.

[0007] Preferably, one group of first limit rods is installed at each end of the slide, the first limit rods are slidingly connected with the first limit seat installed at the bottom of the bucket cover, and one group of the first limit rods is connected with the output end of the electric push rod.

[0008] Preferably, the upper end of the plugging piece is sleeved with a second limiting seat, the second limiting seat is installed at the bottom of the barrel cover, a second limiting rod is installed at the upper end of the plugging piece, the second limiting rod can slide along the second limiting seat, and both ends of the second limiting rod are movably connected with two groups of the rollers.

[0009] Preferably, the plugging piece comprises a connecting rod, a connecting seat and connecting blocks, the connecting rod is in limiting sliding connection with the barrel cover, the connecting seat is installed at the bottom end of the connecting rod, the connecting seat is a conical structure, and a plurality of groups of the connecting blocks are equidistantly installed at the lower end of the connecting rod.

[0010] Preferably, the barrel cover and the storage barrel are detachably connected in a threaded mode, a limiting ring for limiting is installed at the upper end of the inner cavity of the storage barrel, and a sealing ring is arranged on the upper surface of the limiting ring.

[0011] Compared with the prior art, the utility model has the advantages that:

[0012] 1、In the initial state, the plugging piece is lifted to the highest position through the action of the lifting assembly, so that the discharge pipe is closed, and calcium carbonate leakage is prevented; when it is needed to take out calcium carbonate, the lifting assembly is started, the plugging piece is driven to move downwards along the track in limiting sliding connection with the barrel cover, along with the descent of the plugging piece, the discharge pipe is gradually opened, calcium carbonate starts to flow out of the storage barrel, after the required amount is taken out, the lifting assembly is started again, the plugging piece is lifted back to the original position, the discharge pipe is reclosed, in the whole process, the barrel cover always maintains the sealed connection with the storage barrel, the discharge pipe can also be closed through the plugging piece, and it is ensured that the material in the storage barrel will not be affected by external factors and is not prone to damp.

[0013] 2、The utility model discloses a slide is designed with a slope, and the roller can roll along the slope, when the roller is located at the higher position of the slide slope, the blocking piece can be pushed to close the discharge pipe, when needing to open the discharge pipe, the electric push rod starts to work, and the output end of the electric push rod pushes the first limit rod connected with the output end to move linearly along the first limit seat, so that the slide moves linearly, and the roller slides downward along the slope, owing to the design of the slope, the roller generates downward component force while rolling, and the component force and the elastic force of the spring jointly act on the blocking piece to push the blocking piece to descend, thereby opening the discharge pipe, when the blocking piece descends to the predetermined position, the discharge pipe is completely opened, and the calcium carbonate can flow out of the storage barrel, when needing to close the discharge pipe, the electric push rod reversely works, and pushes the slide to reversely move along the predetermined track, along with the movement of the slide, the roller rolls upward along the slope, owing to the design of the slope, the roller generates upward component force while rolling, and the component force pushes the blocking piece to ascend, when the blocking piece ascends to the predetermined position, the discharge pipe is completely closed, and the taking process only needs to open the discharge pipe for a short time, so that the calcium carbonate is not easy to be damp.

[0014] 3、The utility model discloses the elastic force of spring is used to push the connecting rod, the connecting seat and the connecting block to descend, and the calcium carbonate powder is agitated by the descending of the connecting block when opening the discharge pipe, so that the discharge pipe is prevented from being blocked, and the blocking piece ascends, and the discharge pipe can be closed by the conical connecting seat, so that the airtightness is improved, the bucket cover is connected with the storage barrel through the thread, so that the firmness and the airtightness of connection are ensured, when disassembling the bucket cover, the bucket cover needs to be counterclockwise rotated to be separated from the thread of the storage barrel, when installing the bucket cover, the bucket cover needs to be clockwise rotated to be closely matched with the thread of the storage barrel, the sealing ring is arranged on the upper surface of the limit ring, when the bucket cover is closely matched with the storage barrel, the sealing ring is compressed, so that the airtightness between the bucket cover and the storage barrel is ensured, and the calcium carbonate powder is not easy to be damp. DRAWINGS

[0015] Figure 1 It is the exploded view of the overall structure of the utility model;

[0016] Figure 2 It is the enlarged view of structure A of the utility model;

[0017] Figure 3 It is the enlarged view of structure B of the utility model;

[0018] Figure 4 It is the sectional view of the overall structure of the utility model;

[0019] Figure 5 It is the enlarged view of structure C of the utility model;

[0020] Figure 6 It is the schematic view of the overall structure of the utility model.

[0021] In the figure: 1, storage bucket, 2, bucket cover, 3, discharge pipe, 4, roller, 5, sliding seat, 6, electric push rod, 7, battery, 8, spring, 9, first limit rod, 10, first limit seat, 11, second limit seat, 12, second limit rod, 13, connecting rod, 14, connecting seat, 15, connecting block, 16, limit ring, 17, sealing ring. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0023] Embodiment one

[0024] Please refer to Figures 1-6 The utility model provides a calcium carbonate storage device for laboratory, including storage bucket 1, the top of storage bucket 1 is detachably sealed with bucket cover 2, the bottom of storage bucket 1 is integrally formed with discharge pipe 3, discharge pipe 3 can be closed through stop piece, stop piece can be limit sliding connection with bucket cover 2, and stop piece can be moved up and down through lifting assembly, can realize the opening and closing of discharge pipe 3.

[0025] In the initial state, stop piece is lifted to the highest position through the action of lifting assembly, thereby closing discharge pipe 3, prevent calcium carbonate from leaking, when taking out calcium carbonate, start lifting assembly, drive stop piece to move down along the track of limit sliding connection with bucket cover 2, with the descent of stop piece, discharge pipe 3 is gradually opened, calcium carbonate starts to flow out from storage bucket 1, after taking the required amount, start lifting assembly again, lift stop piece back to the original position, close discharge pipe 2 again, during the whole process, bucket cover 2 always keeps the sealed connection with storage bucket 1, discharge pipe 3 can also be closed through stop piece, ensure that the material inside storage bucket 1 is not affected by external factors, not easy to be damp.

[0026] Specifically, lifting assembly includes roller 4, sliding seat 5, electric push rod 6, battery 7 and spring 8, the top of stop piece is installed spring 8, spring 8 is connected with bucket cover 2, the upper end of stop piece is installed two groups of rotatable roller 4, roller 4 is slidingly connected with sliding seat 5, sliding seat 5 is limit sliding connection with bucket cover 2, sliding seat 5 can realize the movement using electric push rod 6, electric push rod 6 can be powered through battery 7, one group of first limit rod 9 is installed at the both ends of sliding seat 5, first limit rod 9 is slidingly connected with the first limit seat 10 installed at the bottom of bucket cover 2, one group of first limit rod 9 is connected with the output end of electric push rod 6.

[0027] The slide 5 is designed with an inclined surface, the roller 4 can roll along the inclined surface, the roller 4 is located at the higher position of the inclined surface of the slide 5, and the roller 4 can push the blocking piece to close the discharge pipe 3; when it is needed to open the discharge pipe 3, the electric push rod 6 starts to work, the output end of the electric push rod 6 pushes the first limiting rod 9 connected thereto to move linearly along the first limiting seat 10, the slide 5 moves linearly, and the roller slides downward along the inclined surface; due to the design of the inclined surface, the roller 4 generates a downward component force while rolling, and the component force and the elastic force of the spring 8 jointly push the blocking piece to descend, so as to open the discharge pipe 3; when the blocking piece descends to the predetermined position, the discharge pipe 3 is completely opened, and the calcium carbonate can flow out of the storage barrel 1; when it is needed to close the discharge pipe 3, the electric push rod 6 reversely works, and pushes the slide 5 to reversely move along the predetermined track; with the movement of the slide 5, the roller 4 rolls upward along the inclined surface; due to the design of the inclined surface, the roller 4 generates an upward component force while rolling, and the component force pushes the blocking piece to ascend; when the blocking piece ascends to the predetermined position, the discharge pipe 3 is completely closed; the taking process only needs to open the discharge pipe 3 for a short time, and it is not easy to cause the calcium carbonate to be damp.

[0028] The upper end of the blocking piece is sleeved with the second limiting seat 11, the second limiting seat 11 is installed at the bottom of the barrel cover 2, the upper end of the blocking piece is installed with the second limiting rod 12, the second limiting rod 12 can slide along the second limiting seat 11, and the two ends of the second limiting rod 12 are movably connected with the two groups of rollers 4; the blocking piece comprises a connecting rod 13, a connecting seat 14 and a connecting block 15; the connecting rod 13 is limitingly and slidably connected with the barrel cover 2; the bottom end of the connecting rod 13 is installed with the connecting seat 14, the connecting seat 14 is a conical structure; the lower end of the connecting rod 13 is equidistantly installed with a plurality of connecting blocks 15; the barrel cover 2 and the storage barrel 1 are detachably connected in a threaded mode; the upper end of the inner cavity of the storage barrel 1 is installed with a limiting ring 16 for limiting; and the upper surface of the limiting ring 16 is provided with a sealing ring 17.

[0029] The elastic force of the spring 8 pushes the connecting rod 13, the connecting seat 14 and the connecting block 15 to descend, the connecting block 15 is used to agitate the calcium carbonate powder while the discharge pipe 3 is opened, so as to prevent the discharge pipe 3 from being blocked; conversely, the blocking piece ascends, the conical connecting seat 14 is used to block the discharge pipe 3, and the sealing property is improved; the barrel cover 2 and the storage barrel 1 are connected in a threaded mode, so as to ensure the firmness and the sealing property of the connection; when the barrel cover 2 is detached, the barrel cover 2 needs to be counterclockwise rotated to be threadedly separated from the storage barrel 1; when the barrel cover 2 is installed, the barrel cover 2 needs to be clockwise rotated to be tightly matched with the threads of the storage barrel 1; the sealing ring 17 is arranged on the upper surface of the limiting ring 16; when the barrel cover 2 is tightly matched with the storage barrel 1, the sealing ring 17 is compressed, so as to ensure the sealing property between the barrel cover 2 and the storage barrel 1, and it is not easy to cause the calcium carbonate powder to be damp.

[0030] Working principle: the slide 5 is designed with an inclined surface, the roller 4 can roll along the inclined surface, the roller 4 is located at the higher position of the inclined surface of the slide 5, and the roller 4 can push the blocking piece to close the discharge pipe 3, when it is needed to open the discharge pipe 3, the electric push rod 6 starts to work, the output end of the electric push rod 6 pushes the first limiting rod 9 connected thereto to move linearly along the first limiting seat 10, so that the slide 5 moves linearly, and the roller 4 slides downward along the inclined surface, due to the design of the inclined surface, the roller 4 generates a downward component force while rolling, and the component force and the elastic force of the spring 8 jointly push the blocking piece to descend, so that the discharge pipe 3 is opened, when the blocking piece descends to the predetermined position, the discharge pipe 3 is completely opened, and the calcium carbonate can flow out of the storage barrel 1, when it is needed to close the discharge pipe 3, the electric push rod 6 reversely works, and pushes the slide 5 to reversely move along the predetermined track, with the movement of the slide 5, the roller 4 rolls upward along the inclined surface, due to the design of the inclined surface, the roller 4 generates an upward component force while rolling, and the component force pushes the blocking piece to ascend, when the blocking piece ascends to the predetermined position, the discharge pipe 3 is completely closed, the taking process only needs to open the discharge pipe 3 for a short time, and the calcium carbonate is not easy to be damp, the connecting rod 13, the connecting seat 14 and the connecting block 15 are pushed downward by the elastic force of the spring 8, the discharge pipe 3 is opened, and the calcium carbonate powder is stirred by the downward movement of the connecting block 15, so that the discharge pipe 3 is prevented from being blocked, conversely, the blocking piece ascends, the discharge pipe 3 is closed by the conical connecting seat 14, the sealing performance is improved, the barrel cover 2 is connected with the storage barrel 1 through threads, the firmness and the sealing performance of the connection are ensured, when the barrel cover 2 is disassembled, the barrel cover 2 needs to be counterclockwise rotated to be separated from the threads of the storage barrel 1, when the barrel cover 2 is assembled, the barrel cover 2 needs to be clockwise rotated to be closely matched with the threads of the storage barrel 1, the sealing ring 17 is arranged on the upper surface of the limiting ring 16, when the barrel cover 2 is closely matched with the storage barrel 1, the sealing ring 17 is compressed, and the sealing performance between the barrel cover 2 and the storage barrel 1 is ensured, and the calcium carbonate powder is not easy to be damp.

[0031] The contents not described in detail in the description belong to the prior art known by the person skilled in the art.

[0032] Although the utility model has been described in detail with reference to the foregoing embodiments, the person skilled in the art can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement to part of the technical features, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A laboratory calcium carbonate storage device comprising a storage barrel (1), characterised in that: The top of the storage bucket (1) is detachably sealed with a bucket cover (2), the bottom of the storage bucket (1) is integrally formed with a discharge pipe (3), the discharge pipe (3) can be closed by a blocking piece, the blocking piece can be limitingly and slidably connected with the bucket cover (2), and the blocking piece can be moved up and down by a lifting assembly, so as to open and close the discharge pipe (3).

2. A calcium carbonate storage device for a laboratory according to claim 1, characterized in that: The lifting assembly comprises rollers (4), a sliding seat (5), an electric push rod (6), a battery (7) and a spring (8), the top of the blocking piece is provided with the spring (8), the spring (8) is connected with the bucket cover (2), the upper end of the blocking piece is provided with two groups of rotatable rollers (4), the rollers (4) are slidably connected with the sliding seat (5), the sliding seat (5) is limitingly and slidably connected with the bucket cover (2), and the sliding seat (5) can be moved by the electric push rod (6), and the electric push rod (6) can be powered by the battery (7).

3. A calcium carbonate storage device for a laboratory according to claim 2, characterized in that: A group of first limiting rods (9) are arranged at the two ends of the sliding seat (5), the first limiting rods (9) are slidably connected with first limiting seats (10) arranged at the bottom of the bucket cover (2), and one group of the first limiting rods (9) are connected with the output end of the electric push rod (6).

4. A calcium carbonate storage device for a laboratory according to claim 2, characterized in that: A second limiting seat (11) is arranged at the upper end of the blocking piece, the second limiting seat (11) is arranged at the bottom of the bucket cover (2), a second limiting rod (12) is arranged at the upper end of the blocking piece, the second limiting rod (12) can slide along the second limiting seat (11), and the two ends of the second limiting rod (12) are movably connected with two groups of the rollers (4).

5. A calcium carbonate storage device for a laboratory according to claim 4, characterized in that: The blocking piece comprises a connecting rod (13), a connecting seat (14) and a connecting block (15), the connecting rod (13) is limitingly and slidably connected with the bucket cover (2), the bottom of the connecting rod (13) is provided with the connecting seat (14), the connecting seat (14) is a conical structure, and a plurality of groups of the connecting blocks (15) are equidistantly arranged at the lower end of the connecting rod (13).

6. A calcium carbonate storage device for a laboratory according to claim 1, characterized in that: The detachable connection between the bucket cover (2) and the storage bucket (1) is realized by screw connection, a limiting ring (16) is arranged at the upper end of the inner cavity of the storage bucket (1) for limiting, and a sealing ring (17) is arranged on the upper surface of the limiting ring (16).

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