CN213058469U

CN213058469U - Hydrochloric acid storage tank

Info

Publication number: CN213058469U
Application number: CN202021162271.4U
Authority: CN
Inventors: 董玲
Original assignee: Shanghai Xinhong Logistics Co ltd
Current assignee: Shanghai Xinhong Logistics Co ltd
Priority date: 2020-06-20
Filing date: 2020-06-20
Publication date: 2021-04-27
Anticipated expiration: 2030-06-20

Abstract

The utility model discloses a hydrochloric acid storage tank relates to chemical industry equipment technical field. The technical key points are as follows: the discharging device comprises a tank body, the top of the tank body is provided with a sealing cover, the bottom of the tank body is provided with a discharging pipe, a discharging pipe orifice is provided with a discharging device, the discharging device comprises a sealing sleeve arranged at the pipe orifice of the discharging pipe, a sealing cavity is formed between the pipe orifice end surface of the discharging pipe and the inner wall of the sealing sleeve, the center of the end surface of the sealing sleeve, which is far away from one end of the discharging pipe, is provided with a discharging hole, a sealing ball with a diameter larger than the diameter of the discharging hole is arranged in the sealing cavity, a spring which orders about the sealing ball to keep away from the discharging pipe is arranged in the sealing cavity, when the spring is in. The utility model has the advantages of when using the hydrochloric acid in the hydrochloric acid storage tank to take a sample, can effectively prevent the hydrochloric acid leakage.

Description

Hydrochloric acid storage tank

Technical Field

The utility model relates to a chemical industry equipment technical field, more specifically say, it relates to a hydrochloric acid storage tank.

Background

Hydrochloric acid is commonly known as hydrochloric acid and is an aqueous solution of hydrogen chloride gas, and the solute is a strong monobasic acid. Hydrochloric acid has extremely strong volatility, so that acid mist can be seen above a container containing the concentrated hydrochloric acid after the container is opened, and the acid mist is small drops of hydrochloric acid generated by combining hydrogen chloride with water vapor in air after the hydrogen chloride is volatilized. The hydrochloric acid storage tank is a strong-corrosivity tank body special for containing hydrochloric acid, and the loss of the hydrochloric acid can be caused when the hydrochloric acid storage tank is stored or used improperly, potential safety hazards can be caused, and the atmosphere is polluted.

The utility model discloses a chinese utility model patent that bulletin number is CN210259501U discloses a spent acid storage tank for waste water treatment, it includes the storage tank body, the feed inlet has been seted up on the storage tank body, be equipped with sealed apron on the feed inlet, the bottom fixed mounting of sealed apron has sealed the pad, and sealed pad and feed inlet looks adaptation, the top fixed mounting of storage tank body has the fixing base that two symmetries set up, and sealed apron is located between two fixing bases, first groove has all been seted up to one side that two fixing bases are close to each other, first inslot slidable mounting has the sloping block, and sloping block and sealed apron looks adaptation, screw hole has all been seted up on the one side inner wall that two first grooves kept away from.

The above prior art solution has the following drawbacks: when waste acid in a waste acid storage tank needs to be used or detected and sampled, the waste acid can be sampled or used only when the waste acid is taken out rather than the sealing cover plate needs to be opened, so that certain harmful substances volatilized and leaked can pollute the surrounding environment and threaten the health of workers.

SUMMERY OF THE UTILITY MODEL

The not enough to prior art exists, the utility model aims to provide a hydrochloric acid storage tank can effectively prevent hydrochloric acid leakage when needs use the hydrochloric acid in the hydrochloric acid storage tank or take a sample to it.

The above object of the present invention can be achieved by the following technical solutions:

the utility model provides a hydrochloric acid storage tank, includes a jar body, jar body top is equipped with the closing cap, jar body bottom is equipped with the discharging pipe, discharging pipe mouth of pipe department is equipped with the discharge device, the discharge device is including locating the seal cover of discharging pipe mouth of pipe department, the mouth of pipe terminal surface of discharging pipe with form sealed chamber between the seal cover inner wall, the seal cover is kept away from the terminal surface center of discharging pipe one end is equipped with the hole of discharging, be equipped with the diameter in the sealed chamber and be greater than the ball sealer of discharging hole diameter, be equipped with in the sealed chamber and order about the ball sealer is kept away from the spring of discharging pipe, when the spring is in natural state, the ball sealer covers completely the hole of discharging, the seal cover outside in the hole of discharging is equipped with and orders about the ball sealer.

By adopting the technical scheme, through the arrangement of the discharging device, when hydrochloric acid in the hydrochloric acid storage tank needs to be used, a bottle which needs to receive the hydrochloric acid is matched with the driving assembly, so that the driving assembly drives the sealing ball in the sealing cavity to move close to the discharging pipe, the spring is compressed, the discharging hole is communicated with the discharging pipe through the sealing cavity in the sealing sleeve, and the hydrochloric acid is discharged from the discharging hole through the discharging pipe and the sealing cavity and enters the bottle which receives the hydrochloric acid; after sampling, in the process that the bottle bearing the hydrochloric acid is separated from the driving assembly, the spring expands to drive the sealing ball to move close to the discharging hole, so that the sealing ball completely covers the discharging hole for sealing, and the situation that the surrounding environment is influenced and the health of workers is threatened due to leakage in the process of taking out the hydrochloric acid is prevented.

The utility model discloses further set up to: the driving assembly comprises a sliding sleeve which is in sliding connection with the outer wall of the sealing sleeve, a discharging pipe is arranged on the sliding sleeve along the direction of the central axis of the sliding sleeve, one end of the discharging pipe extends into the discharging hole and is in sliding connection with the discharging hole, the other end of the discharging pipe extends out of the end face of the sliding sleeve, and a plurality of U-shaped liquid discharging ports are formed in one end, close to the discharging hole, of the discharging pipe around the periphery of the pipe opening.

Through adopting above-mentioned technical scheme, when needs use hydrochloric acid to take a sample, drive assembly through setting up, the bottleneck and the sliding sleeve terminal surface outside butt of the bottle that will accept hydrochloric acid, make blow off pipe end stretch into in the bottle, support the sliding sleeve through the bottle and order about the sliding sleeve and slide near the discharging pipe on the sealing sleeve, order about the blow off pipe along the downthehole motion of blow off with the sealed ball jack-up, make sealed ball and blow off hole break away from, make the blow off pipe communicate with each other with the seal chamber through the leakage fluid dram, make the hydrochloric acid in the seal chamber pass through the leakage fluid dram and flow out in entering into the bottle of accepting hydrochloric acid. When taking hydrochloric acid, the bottle mouth is tightly pressed against the sliding sleeve, thereby further preventing the hydrochloric acid from leaking.

The utility model discloses further set up to: the sealing sleeve is far away from discharging pipe one end is equipped with the support ring along outer wall a week, the sliding sleeve is close to sealing sleeve one end is equipped with the spacing ring along inner wall a week, the spacing ring with sealing sleeve outer wall sliding connection.

Through adopting above-mentioned technical scheme, accomplish the back to the hydrochloric acid sample, because the spring orders about the ball sealer to the hole motion of unloading for the ball sealer orders about the unloading pipe and drives the sliding sleeve and slide in the seal cover outside with the hole motion of unloading mutually, cooperate with the spacing ring through the support ring that sets up, can prevent that the sliding sleeve from following the sliding sleeve roll-off and influence and get the material next time on the sealing sleeve.

The utility model discloses further set up to: and a locking piece is connected to the outer side wall of the sealing sleeve on the side, close to the discharge pipe, of the sliding sleeve through threads.

By adopting the technical scheme, the locking piece is arranged on the outer side of the sealing sleeve, when a sample needs to be taken, the locking piece is screwed to move to one end, close to the discharge pipe, of the sealing sleeve, and then the hydrochloric acid is normally taken; after the sample is accomplished, removing the retaining member and being close to sliding sleeve one end to the seal cover for locking will be inconsistent tightly with the sliding sleeve, the sliding sleeve can't slide on the seal cover this moment, thereby prevent that the staff from bumping to the sliding sleeve mistake and making the sliding sleeve have relative displacement on the seal cover, lead to hydrochloric acid to leak.

The utility model discloses further set up to: and a rubber non-slip pad is arranged on the outer side of the end face of the sliding sleeve.

By adopting the technical scheme, the rubber anti-slip pad is arranged, so that when a bottle for receiving hydrochloric acid is abutted to the sliding sleeve during sampling, the bottle opening can be prevented from sliding on the end face of the sliding sleeve to cause hydrochloric acid leakage; the sealing performance between the sliding sleeve and the bottle can be improved through the rubber anti-slip pad.

The utility model discloses further set up to: the sealing device is characterized in that a moving ring is connected with the sealing sleeve in a sliding manner in the sealing cavity, and the moving ring is connected with the surface of the sealing ball through a pull rod.

Through adopting above-mentioned technical scheme, pass through the pull rod through setting up the shift ring and be connected with the ball sealer, shift ring sliding connection in the seal cover can prevent that the ball sealer from taking place the skew at the motion of seal intracavity when sealing intracavity, leads to the ball sealer can't cover completely and lets out the material hole, leads to hydrochloric acid to leak.

The utility model discloses further set up to: and a filter screen is arranged at the pipe orifice of the discharge pipe.

Through adopting above-mentioned technical scheme, because some impurity can be sneaked into in the hydrochloric acid sometimes, through setting up the filter screen, at the in-process of getting hydrochloric acid, can prevent that the impurity in the hydrochloric acid from entering into sealed intracavity, lead to the sealed intracavity to cause the jam to influence the ball sealer and seal, lead to hydrochloric acid to leak.

The utility model discloses further set up to: the sealing cover is provided with a feeding pipe, and the feeding pipe and the discharging pipe are provided with control valves.

Through adopting above-mentioned technical scheme, make things convenient for hydrochloric acid to get into the hydrochloric acid storage tank through setting up the inlet pipe and store, because hydrochloric acid has higher corrosivity, when the blowdown device was used for a long time, hydrochloric acid can lead to the blowdown device to corrode and influence the performance, through the control valve that sets up, when needs are changed the blowdown device, accessible control valve seals the discharging pipe to prevent that hydrochloric acid from leaking.

To sum up, the utility model discloses a beneficial technological effect does:

(1) by arranging the discharging device and the driving assembly, the hydrochloric acid in the hydrochloric acid storage tank can be conveniently sampled by workers, and the pollution to the surrounding environment and the harm to the health of the workers caused by the leakage of the hydrochloric acid in the sampling process can be effectively prevented;

(2) the support ring, the limiting ring and the locking piece are arranged, so that the sliding sleeve can be limited and fixed on the sealing sleeve, and the hydrochloric acid leakage caused by mistaken collision of a worker on the sliding sleeve is prevented;

(3) the movable ring is fixed with the sealing ball through the pull rod, so that the sealing ball can be prevented from deviating in the sealing cavity to effectively seal the discharge hole, and hydrochloric acid leakage is avoided; through setting up the control valve, can conveniently change the discharge apparatus.

Drawings

FIG. 1 is a schematic diagram of a hydrochloric acid storage tank;

fig. 2 is a schematic cross-sectional view of the blow-down apparatus.

Reference numerals: 1. a tank body; 2. sealing the cover; 3. a discharge pipe; 4. a discharge device; 5. a drive assembly; 6. a support ring; 7. a limiting ring; 8. a locking member; 9. a rubber non-slip mat; 10. a moving ring; 11. a pull rod; 12. a filter screen; 13. a feed pipe; 14. a control valve; 41. sealing sleeves; 42. sealing the cavity; 43. a discharge hole; 44. a sealing ball; 45. a spring; 51. a sliding sleeve; 52. a discharging pipe; 53. and a liquid discharge port.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, for the utility model discloses a hydrochloric acid storage tank, including a jar body 1, jar body 1 top is provided with closing cap 2, jar body 1 bottom is provided with discharging pipe 3, the mouth of pipe department of discharging pipe 3 is provided with discharge device 4, discharge device 4 includes sealing boot 41 of threaded connection in the mouth of pipe of discharging pipe 3, form sealed chamber 42 between the mouth of pipe terminal surface of discharging pipe 3 and the sealing boot 41 inner wall, the terminal surface center that sealing boot 41 kept away from discharging pipe 3 one end has seted up discharge hole 43, be provided with the sealed ball 44 that the diameter is greater than discharge hole 43 diameter in the sealed chamber 42, be provided with the spring 45 that orders about sealed ball 44 to keep away from discharging pipe 3 in the sealed chamber 42, when spring 45 is in natural state, sealed ball 44 covers discharge; when the spring 45 is compressed, the sealing ball 44 is separated from the discharge hole 43, so that the sealing cavity 42 is communicated with the outside, and the hydrochloric acid in the discharge pipe 3 can be discharged from the discharge hole 43.

In order to facilitate the separation of the sealing ball 44 from the material discharge hole 43, referring to fig. 2, a driving assembly 5 for driving the sealing ball 44 to be far away from the material discharge hole 43 is arranged at the position of the material discharge hole 43 outside the sealing sleeve 41, the driving assembly 5 comprises a sliding sleeve 51 in sliding connection with the outer wall of the sealing sleeve 41, the sliding sleeve 51 is provided with a material discharge pipe 52 along the central axis direction thereof, one end of the material discharge pipe 52 extends into the material discharge hole 43 and is in sliding connection with the material discharge hole, the other end extends out of the end surface of the sliding sleeve 51, and one end of the material discharge pipe 52 close to the material discharge hole 43 is provided with; when the discharging pipe 52 is driven to move along the discharging hole 43 to jack up the sealing ball 44, the sealing ball 44 is separated from the discharging hole 43, so that the discharging pipe 52 is communicated with the sealing cavity 42 through the discharging port 53, and the hydrochloric acid in the sealing cavity 42 flows into a bottle for receiving the hydrochloric acid through the discharging port 53 and the discharging pipe 52.

In order to prevent the sliding sleeve 51 from sliding out of the sealing sleeve 41 to affect the next material taking, referring to fig. 2, one end, away from the discharge pipe 3, of the sealing sleeve 41 is provided with a support ring 6 along a circumference of the outer wall, one end, close to the sealing sleeve 41, of the sliding sleeve 51 is provided with a limit ring 7 along a circumference of the inner wall, the limit ring 7 is in sliding connection with the outer wall of the sealing sleeve 41, and when the sliding sleeve 51 slides on the sealing sleeve 41, the sliding sleeve 51 can be prevented from sliding out of the sealing sleeve 41 by matching. There is retaining member 8 in sliding sleeve 51 on the lateral wall of seal cover 41 near one side threaded connection of discharging pipe 3, after the sample is accomplished, moving sealing sleeve 41 to retaining member 8 and being close to sliding sleeve 51 one end for locking will offset tightly with sliding sleeve 51, and sliding sleeve 51 can't slide on sealing sleeve 41 this moment, when needs sample, unscrew sealing sleeve 41 with retaining member 8 and keep away from sliding sleeve 51's one end, makes sliding sleeve 51 can normally slide on sealing sleeve 41. The rubber non-slip pad 9 is arranged on the outer side of the end face of the sliding sleeve 51, so that the hydrochloric acid leakage caused by the sliding of the bottle mouth on the end face of the sliding sleeve 51 during sampling can be prevented, and the sealing property between the sliding sleeve 51 and the bottle can also be improved through the rubber non-slip pad 9.

In order to prevent the sealing ball 44 from moving in the sealing cavity 42 and shifting, so that the sealing ball 44 can not completely cover the discharging hole 43, referring to fig. 2, a moving ring 10 is slidably connected with the sealing sleeve 41 in the sealing cavity 42, the moving ring 10 is connected with the surface of the sealing ball 44 through a pull rod 11, and the moving ring 10 can slide along the inner wall of the sealing sleeve 41 while moving along with the sealing ball 44 in the sealing sleeve 41. In order to prevent impurities in the hydrochloric acid from entering the sealing cavity 42 to cause blockage in the sealing cavity 42 and further influence the sealing of the sealing ball 44, the filter screen 12 is arranged at the pipe orifice of the discharge pipe 3; be provided with inlet pipe 13 on the closing cap 2, make things convenient for hydrochloric acid to get into the hydrochloric acid storage tank and store, all be provided with control valve 14 on inlet pipe 13 and the discharging pipe 3, when will changing discharge apparatus 4, accessible control valve 14 seals discharging pipe 3, then changes discharge apparatus 4.

The implementation principle of the embodiment is as follows: when hydrochloric acid in the hydrochloric acid storage tank needs to be sampled, firstly, the locking piece 8 is moved to the upper end of the sealing sleeve 41, the mouth of a bottle which needs to receive the hydrochloric acid is abutted against the outer side of the end face of the sliding sleeve 51, the end part of the discharging pipe 52 extends into the bottle, the sliding sleeve 51 is driven to slide on the sealing sleeve 41 close to the discharging pipe 3 by the pushing of the bottle against the sliding sleeve 51, the discharging pipe 52 is driven to move along the discharging hole 43 to jack up the sealing ball 44, the sealing ball 44 is separated from the discharging hole 43, the discharging pipe 52 is driven to be communicated with the sealing cavity 42 through the liquid discharging port 53, hydrochloric acid in the sealing cavity 42 flows out through the discharging pipe 52 through the liquid discharging port 53 and enters the bottle which receives the hydrochloric acid, after sampling is completed, the bottle is moved away from the sliding sleeve 51, the spring 45 is relaxed, the sealing ball 44 is driven to move towards the discharging hole 43, and the sealing ball 44 completely covers, the locking piece 8 is moved to be tightly abutted against the sliding sleeve 51; thereby preventing the leakage in the process of sampling the hydrochloric acid in the tank body 1, and influencing the surrounding environment and threatening the health of workers.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. A hydrochloric acid storage tank comprises a tank body (1), wherein a sealing cover (2) is arranged at the top of the tank body (1), and the hydrochloric acid storage tank is characterized in that a discharge pipe (3) is arranged at the bottom of the tank body (1), a discharge device (4) is arranged at the pipe orifice of the discharge pipe (3), the discharge device (4) comprises a sealing sleeve (41) arranged at the pipe orifice of the discharge pipe (3), a sealing cavity (42) is formed between the end surface of the pipe orifice of the discharge pipe (3) and the inner wall of the sealing sleeve (41), a discharge hole (43) is formed in the center of the end surface of the sealing sleeve (41) far away from one end of the discharge pipe (3), a sealing ball (44) with a diameter larger than that of the discharge hole (43) is arranged in the sealing cavity (42), a spring (45) for driving the sealing ball (44) to be far away from the discharge pipe (3) is arranged, the sealing ball (44) completely covers the discharging hole (43), and a driving assembly (5) for driving the sealing ball (44) to be far away from the discharging hole (43) is arranged on the outer side of the sealing sleeve (41) at the discharging hole (43).

2. The hydrochloric acid storage tank as claimed in claim 1, wherein the driving assembly (5) includes a sliding sleeve (51) slidably connected to an outer wall of the sealing sleeve (41), the sliding sleeve (51) is provided with a discharging pipe (52) along a central axis direction thereof, one end of the discharging pipe (52) extends into the discharging hole (43) and is slidably connected thereto, the other end of the discharging pipe extends out of an end face of the sliding sleeve (51), and one end of the discharging pipe (52) close to the discharging hole (43) is provided with a plurality of U-shaped liquid discharge ports (53) around a pipe orifice.

3. The hydrochloric acid storage tank as claimed in claim 2, characterized in that a support ring (6) is arranged along the outer wall of one end of the sealing sleeve (41) away from the discharge pipe (3), a limit ring (7) is arranged along the inner wall of one end of the sliding sleeve (51) close to the sealing sleeve (41), and the limit ring (7) is connected with the outer wall of the sealing sleeve (41) in a sliding manner.

4. A hydrochloric acid storage tank as claimed in claim 3, characterized in that a locking member (8) is screwed on the outer side wall of the sealing sleeve (41) on the side of the sliding sleeve (51) close to the discharge pipe (3).

5. A hydrochloric acid storage tank as claimed in claim 4, characterized in that the outside of the end face of the sliding sleeve (51) is provided with a rubber non-slip pad (9).

6. A hydrochloric acid storage tank as claimed in claim 5, characterized in that a moving ring (10) is slidably connected to said sealing sleeve (41) in said sealing chamber (42), said moving ring (10) being connected to the surface of said sealing ball (44) by a tie rod (11).

7. A hydrochloric acid storage tank as claimed in claim 6, characterized in that a filter screen (12) is arranged at the mouth of the discharge pipe (3).

8. A hydrochloric acid storage tank as claimed in claim 7, characterized in that the cover (2) is provided with a feed pipe (13), and the feed pipe (13) and the discharge pipe (3) are provided with control valves (14).