CN216187984U

CN216187984U - 37% liquid formaldehyde storage device

Info

Publication number: CN216187984U
Application number: CN202122400987.4U
Authority: CN
Inventors: 胡占宗; 刘传刚; 刘乐; 刘宝
Original assignee: Baoding Kaiyue Chemical Co ltd
Current assignee: Baoding Kaiyue Chemical Co ltd
Priority date: 2021-10-03
Filing date: 2021-10-03
Publication date: 2022-04-05
Anticipated expiration: 2031-10-03

Abstract

The utility model discloses a 37% liquid formaldehyde storage device, which relates to the technical field of formaldehyde storage devices and comprises a storage cylinder, wherein an inverted cone-shaped discharge cylinder is fixedly arranged at the bottom side of the storage cylinder, and an L-shaped discharge pipe is fixedly arranged at the bottom side of the inverted cone-shaped discharge cylinder. Through the butt joint ring that sets up in the bottom side of sealed lid, the butt joint annular that sets up on the top side of storage cylinder, when sealed lid butt joint is on the top of storage cylinder, but the butt joint ring cover is established in the butt joint annular this moment, that is to say for the direct butt joint through sealed lid and storage cylinder of tradition, can be with the butt joint gap by the change of straight face into the U-shaped, indirect multiplicable butt joint gap's length, and then can avoid taking place the leakage of liquid, contact with the annular seal circle between annular rack one and the annular rack two through setting up simultaneously, the leakproofness between sealed lid and the storage cylinder of improvement that can step forward, make this storage device's leakproofness obtain effectual reinforcing, avoid taking place the phenomenon of liquid leakage.

Description

37% liquid formaldehyde storage device

Technical Field

The utility model relates to a formaldehyde storage device, in particular to a 37% liquid formaldehyde storage device.

Background

The formaldehyde usually appears in the form of aqueous solution, is easily soluble in water and ethanol, 37% formaldehyde aqueous solution is called formalin, the formaldehyde is an important organic raw material and is mainly used for plastic industry, synthetic fiber leather industry, medicine, dye and the like, the 37% formaldehyde needs to be stored at a temperature controlled between 15 ℃ and 30 ℃, the formaldehyde is easy to polymerize below 15 ℃, and crystallization can be generated below 9 ℃, so that the use content of the formaldehyde is greatly influenced.

The prior 37% liquid formaldehyde storage device has some defects and shortcomings when in use, and the specific needs for improvement are as follows:

1. because the storage device needs to be overhauled after being used for a certain time, the storage device needs to be opened frequently, the existing 37% liquid formaldehyde storage device mostly adopts a sealing cover to be in direct butt joint sealing with a storage cylinder, the 37% liquid formaldehyde storage device is sealed, and the sealing performance is not strong, and the leakage phenomenon is easy to occur;

2. chinese patent CN211643323U discloses a formaldehyde basin, its inside guide plate through setting up a plurality of evenly distributed, the water conservancy diversion work can be cushioned in the setting of guide plate, prevent that formaldehyde solution from directly falling, can make the internal steady downflow of solution of jar, the various unit operation in the chemical industry field of being convenient for, and this kind of mode that adopts the guide plate to cushion the water conservancy diversion can make the lower stream of the less range of formaldehyde, but because the setting of a plurality of guide plate height misses, the equal tenesmus drippage of meeting when formaldehyde solution is downflow, can't realize steady flow in the basin.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a 37% liquid formaldehyde storage device, which solves the problems that the prior 37% liquid formaldehyde storage device in the background art mostly adopts a sealing cover to be directly butted and sealed with a storage cylinder, realizes the sealing of 37% liquid formaldehyde, while the sealing performance is not strong and the leakage is easy to occur, the Chinese patent CN211643323U discloses a formaldehyde storage tank, a plurality of guide plates which are uniformly distributed are arranged in the formaldehyde solution buffer device, the guide plates can buffer and guide the formaldehyde solution to prevent the formaldehyde solution from directly falling, the solution in the tank body can flow downwards in a smaller range, which is convenient for various unit operations in the chemical field, although the mode of adopting the guide plates to buffer and guide flow can lead the formaldehyde to flow downwards stably, the formaldehyde solution can drop when flowing downwards due to the staggered arrangement of the guide plates, and the problem that the formaldehyde solution can not flow into the storage tank stably can not be realized.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a 37% liquid formaldehyde storage device, includes the storage cylinder, the fixed back taper play feed cylinder that is provided with in bottom side of storage cylinder, the fixed L shape discharging pipe that is provided with in bottom side of back taper play feed cylinder, be provided with rotary valve on the L shape discharging pipe, the top side of storage cylinder is provided with sealed lid, the fixed inlet pipe that is provided with in sealed lid center department, the bottom mounting of sealed lid is provided with the butt joint ring, the butt joint annular has been seted up on the top side of storage cylinder, and the butt joint ring cover is established in the butt joint annular, the fixed unloading pipe that is provided with of inner wall of storage cylinder, a plurality of liquid holes have been seted up on the unloading pipe, the butt joint hole has been seted up on the top side of unloading pipe, and the bottom side mouth cup joints of butt joint hole and inlet pipe.

As a preferred technical solution of the present invention, a reinforcing ring is fixedly disposed on an outer wall of a bottom side of the storage cylinder, and a plurality of supporting columns are fixedly disposed on the bottom side of the reinforcing ring.

As a preferable technical scheme of the utility model, the bottom side wall of the butt joint ring groove is fixedly provided with a first annular rack, and the bottom side wall of the butt joint ring is fixedly provided with a second annular rack.

As a preferred technical scheme of the utility model, the blanking pipe is spirally arranged, the outer wall of the blanking pipe is fixedly connected with the inner wall of the storage cylinder, and the liquid outlet holes are all formed in the inner side wall of the blanking pipe.

As a preferred technical scheme of the utility model, four threaded holes are uniformly and fixedly arranged on the side wall of the butt joint ring, four threaded cylinders are fixedly arranged on the side wall of the butt joint ring groove and positioned on the outer side wall of the storage cylinder, all the four threaded cylinders are in threaded connection with fixing screws, and the fixing screws are clamped with the corresponding threaded holes.

As a preferred technical scheme of the utility model, the bottom side of the butt-joint ring is provided with an annular sealing ring, and the annular sealing ring is made of corrosion-resistant materials.

As a preferred technical scheme of the utility model, the fixed screw and the rotary valve are both fixedly provided with a cross-shaped rotary knob.

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

1. according to the utility model, the butt-joint ring is arranged at the bottom side of the sealing cover, the butt-joint ring groove is formed in the top side of the storage cylinder, when the sealing cover is in butt joint with the top end of the storage cylinder, the butt-joint ring can be sleeved in the butt-joint ring groove, namely, compared with the traditional butt joint of the sealing cover and the storage cylinder, a butt-joint gap can be changed into a U shape from a straight surface, the length of the butt-joint gap can be indirectly increased, further liquid leakage can be avoided, and meanwhile, the sealing performance between the sealing cover and the storage cylinder can be further improved by the contact between the annular rack I and the annular rack II, so that the sealing performance of the storage device is effectively enhanced, and the liquid leakage phenomenon is avoided.

2. According to the utility model, the arranged blanking pipe is fixed on the inner wall of the storage cylinder in a spiral manner, and the plurality of liquid outlet holes are formed in the blanking pipe, so that after the formaldehyde solution enters the blanking pipe through the feeding pipe, the formaldehyde solution can directly flow to the bottom of the storage cylinder through the blanking pipe, namely the formaldehyde solution does not directly flow downwards, but flows spirally downwards in the blanking pipe, and then flows into the storage cylinder through the liquid outlet holes, the formaldehyde solution can stably flow into the storage tank, the phenomenon of dripping and splashing can not occur at all, and meanwhile, the blanking pipe is fixedly arranged on the inner wall of the storage cylinder, so that the strength of the storage cylinder can be effectively enhanced, and the storage cylinder is more stable during storage.

Drawings

FIG. 1 is a schematic view of a first split perspective structure of the present invention;

FIG. 2 is a schematic view of a second disassembled three-dimensional structure according to the present invention;

FIG. 3 is a schematic perspective view of the present invention;

FIG. 4 is a schematic perspective view of the storage inner cylinder of the present invention;

fig. 5 is a schematic perspective view of the blanking tube of the present invention.

In the figure: the device comprises a storage cylinder 1, a reinforcing ring 2, a supporting column 3, an inverted cone discharging cylinder 4, a L-shaped discharging pipe 5, a rotary valve 6, a sealing cover 7, a feeding pipe 8, a butt joint ring 9, a butt joint ring groove 10, a ring-shaped rack I11, a ring-shaped rack II 12, a threaded hole 13, a threaded cylinder 14, a fixed screw rod 15, a cross-shaped rotary button 16, a ring-shaped sealing ring 17, a discharging pipe 18, a butt joint hole 19 and a liquid outlet hole 20.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the utility model provides a 37% liquid formaldehyde storage device, which comprises a storage cylinder 1, wherein an inverted cone-shaped discharge cylinder 4 is fixedly arranged at the bottom side of the storage cylinder 1, an L-shaped discharge pipe 5 is fixedly arranged at the bottom side of the inverted cone-shaped discharge cylinder 4, a rotary valve 6 is arranged on the L-shaped discharge pipe 5, a sealing cover 7 is arranged at the top side of the storage cylinder 1, a feed pipe 8 is fixedly arranged at the center of the sealing cover 7, a butt ring 9 is fixedly arranged at the bottom end of the sealing cover 7, a butt ring groove 10 is arranged at the top side of the storage cylinder 1, the butt ring 9 is sleeved in the butt ring groove 10, a discharge pipe 18 is fixedly arranged on the inner wall of the storage cylinder 1, a plurality of liquid outlet holes 20 are arranged on the discharge pipe 18, a butt hole 19 is arranged at the top side of the discharge pipe 18, the butt hole 19 is sleeved with a bottom port of the feed pipe 8, and an annular sealing ring 17 is placed in the butt ring groove 10, then the sealing cover 7 is butted with the top side wall of the storage cylinder 1, the butting ring 9 is butted into the butting ring groove 10, the bottom side of the feeding pipe 8 is butted with the butting hole 19 on the top side of the blanking pipe 18, then the four fixing screws 15 are rotated to enable the four fixing screws 15 to be respectively in threaded connection with the corresponding threaded holes 13, the butting ring 9 can be firmly fixed in the butting ring groove 10, then the feeding pipe 8 is butted with an external infusion pipe, formaldehyde liquid is conveyed into the feeding pipe 8, the formaldehyde liquid flows downwards along the blanking pipe 18 after entering the blanking pipe 18, and then flows out through a liquid outlet hole 20 on the bottom side of the blanking pipe 18, the outer wall of the bottom side of the storage cylinder 1 is fixedly provided with the reinforcing ring 2, the bottom side of the reinforcing ring 2 is fixedly provided with a plurality of supporting columns 3, the bottom side wall of the butting ring groove 10 is fixedly provided with the annular rack I11, the bottom side wall of the butting ring 9 is fixedly provided with the annular rack II 12, through the butt-joint ring groove 10 arranged on the top side of the storage cylinder 1, when the sealing cover 7 is in butt joint with the top end of the storage cylinder 1, the butt-joint ring 9 can be sleeved in the butt-joint ring groove 10, namely, compared with the traditional butt joint directly through the sealing cover 7 and the storage cylinder 1, the butt-joint gap can be changed into a U shape from a straight surface, the length of the butt-joint gap can be indirectly increased, further, the leakage of liquid and the like can be avoided, meanwhile, through the contact between the arranged annular rack I11 and the annular rack II 12 and the annular sealing ring, the sealing performance between the sealing cover 7 and the storage cylinder 1 can be further improved, the sealing performance of the storage device is effectively enhanced, the liquid leakage phenomenon is avoided, the discharging pipe 18 is spirally arranged, the outer wall of the discharging pipe 18 is fixedly connected with the inner wall of the storage cylinder 1, and the liquid outlet holes 20 are all arranged on the inner side wall of the discharging pipe 18, the formaldehyde solution can directly flow to the bottom of the storage cylinder 1 through the discharging pipe 18, that is, the formaldehyde solution does not directly flow downwards, but flows spirally downwards in the discharging pipe 18 and then flows into the storage cylinder 1 through the liquid outlet hole 20, so that the formaldehyde solution can stably flow into the storage cylinder 1 without dripping and splashing, four threaded holes 13 are uniformly and fixedly arranged on the side wall of the butt joint ring 9, four threaded cylinders 14 are fixedly arranged on the side wall of the butt joint ring groove 10, four threaded cylinders 14 are all in threaded connection with fixed screws 15, the fixed screws 15 are in clamping connection with the corresponding threaded holes 13, the four fixed screws 15 are respectively in threaded connection with the corresponding threaded holes 13 by rotating the four fixed screws 15, the butt joint ring 9 can be firmly fixed in the butt joint ring groove 10, and the bottom side of the butt joint ring 9 is provided with an annular sealing ring 17, and the annular sealing ring 17 is made of corrosion-resistant materials, and the fixing screw 15 and the rotary valve 6 are both fixedly provided with a cross-shaped rotary button 16.

When the device is used specifically, the annular sealing ring 17 is placed into the butt-joint annular groove 10, then the sealing cover 7 is butt-jointed with the top side wall of the storage cylinder 1, at the moment, the butt-joint ring 9 is butt-jointed into the butt-joint annular groove 10, meanwhile, the bottom side of the feeding pipe 8 is butt-jointed with the butt-joint hole 19 on the top side of the discharging pipe 18, then the four fixing screws 15 are rotated to be respectively in threaded connection with the corresponding threaded holes 13, at the moment, the butt-joint ring 9 can be firmly fixed in the butt-joint annular groove 10, then the feeding pipe 8 is butt-jointed with an external liquid conveying pipe to convey formaldehyde liquid into the feeding pipe 8, at the moment, after the formaldehyde liquid enters the discharging pipe 18, the formaldehyde liquid flows downwards along the discharging pipe 18 and then flows out through the liquid outlet hole 20 on the bottom side of the discharging pipe 18, the formaldehyde liquid can directly flow to the bottom of the storage cylinder 1 through the discharging pipe 18, namely, the formaldehyde liquid can not directly flow downwards, but spirally flows down in the discharging pipe 18 and then flows into the storage cylinder 1 through the liquid outlet hole 20, so that the formaldehyde solution can stably flow into the storage cylinder 1 without splashing.

In the description of the present invention, it is to be understood that the indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings and are only for convenience in describing the present invention and simplifying the description, but are not intended to indicate or imply that the indicated devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly attached, detachably attached, or integrated; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A37% liquid formaldehyde storage device, includes storage cylinder (1), its characterized in that: an inverted cone discharging barrel (4) is fixedly arranged at the bottom side of the storage barrel (1), an L-shaped discharging pipe (5) is fixedly arranged at the bottom side of the inverted cone discharging barrel (4), a rotary valve (6) is arranged on the L-shaped discharge pipe (5), a sealing cover (7) is arranged on the top side of the storage cylinder (1), a feeding pipe (8) is fixedly arranged at the center of the sealing cover (7), a butt joint ring (9) is fixedly arranged at the bottom end of the sealing cover (7), a butt joint ring groove (10) is arranged at the top side of the storage cylinder (1), the butt joint ring (9) is sleeved in the butt joint ring groove (10), the inner wall of the storage cylinder (1) is fixedly provided with a blanking pipe (18), a plurality of liquid outlet holes (20) are formed in the discharging pipe (18), butt joint holes (19) are formed in the top side of the discharging pipe (18), and the butt joint holes (19) are sleeved with bottom side openings of the feeding pipes (8).

2. A 37% liquid formaldehyde storage device according to claim 1, wherein: the outer wall of the bottom side of the storage cylinder (1) is fixedly provided with a reinforcing ring (2), and the bottom side of the reinforcing ring (2) is fixedly provided with a plurality of supporting columns (3).

3. A 37% liquid formaldehyde storage device according to claim 1, wherein: the butt joint device is characterized in that a first annular rack (11) is fixedly arranged on the bottom side wall of the butt joint ring groove (10), and a second annular rack (12) is fixedly arranged on the bottom side wall of the butt joint ring (9).

4. A 37% liquid formaldehyde storage device according to claim 1, wherein: the discharging pipe (18) is spirally arranged, the outer wall of the discharging pipe (18) is fixedly connected with the inner wall of the storage cylinder (1), and the liquid outlet holes (20) are formed in the inner side wall of the discharging pipe (18).

5. A 37% liquid formaldehyde storage device according to claim 1, wherein: evenly fixed four screw holes (13) that are provided with on the lateral wall of butt joint ring (9), the lateral wall that the lateral wall of butt joint annular (10) is located storage cylinder (1) is fixed to be provided with four screw thread section of thick bamboos (14), four equal threaded connection has clamping screw (15) in the screw thread section of thick bamboo (14), and clamping screw (15) and corresponding screw hole (13) joint.

6. A 37% liquid formaldehyde storage device according to claim 1, wherein: an annular sealing ring (17) is arranged on the bottom side of the butt joint ring (9), and the annular sealing ring (17) is made of corrosion-resistant materials.

7. A37% liquid formaldehyde storage device according to claim 5, wherein: and the fixed screw (15) and the rotary valve (6) are both fixedly provided with a cross-shaped rotary button (16).