CN105366234A - Device for sealing liquid storage tank - Google Patents
Device for sealing liquid storage tank Download PDFInfo
- Publication number
- CN105366234A CN105366234A CN201510964657.4A CN201510964657A CN105366234A CN 105366234 A CN105366234 A CN 105366234A CN 201510964657 A CN201510964657 A CN 201510964657A CN 105366234 A CN105366234 A CN 105366234A
- Authority
- CN
- China
- Prior art keywords
- fluid
- tight case
- liquid
- tight
- dragline
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D90/00—Component parts, details or accessories for large containers
- B65D90/48—Arrangements of indicating or measuring devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D90/00—Component parts, details or accessories for large containers
- B65D90/22—Safety features
- B65D90/28—Means for preventing or minimising the escape of vapours
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D2590/00—Component parts, details or accessories for large containers
- B65D2590/54—Gates or closures
- B65D2590/542—Gates or closures special sealing means or means for improving sealing
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Level Indicators Using A Float (AREA)
Abstract
The invention discloses a device for sealing a liquid storage tank. The device comprises a liquid seal box (20), a liquid seal box inlet (1) is formed in one end of the liquid seal box, a liquid seal box outlet (9) is formed in the other end of the liquid seal box, the liquid seal box (20) is communicated with a storage tank guide rope outlet (31) through the liquid seal box inlet (1), liquid which can be used for conducting liquid seal on the storage tank guide rope outlet (31) is stored in the liquid seal box, and a liquid level gauge guide rope (32) extends into the liquid seal box through the storage tank guide rope outlet (31) and extends out from the liquid seal box outlet (9). By means of the device for sealing the liquid storage tank, the liquid storage tank can be sealed, under the condition that measurement accuracy is guaranteed, gas in the tank is prevented from leaking into the atmosphere, thereby potential safety hazards are eliminated, and pollution or other disasters are avoided.
Description
Technical field
The present invention is applied to and is provided with in the volatile liquid storage tank of float level meter, is specifically related to a kind of device for liquid seal tank.
Background technology
For departments such as oil, chemical industry, communications and transportation, grain, national defence, it is very important that the parameter such as storage capacity, consumption of liquid towards medium carries out high-precision detection, uses float level meter to can be this detection and provides practical reliable, safe detection means and method.At present, the intrasystem wet tank of petroleum and petrochemical industry generally detects various desired parameters in conjunction with radar far transmission level meter and on-the-spot float level meter.
But adopt float liquid level timing, the dragline of liquidometer need pass through tank deck aperture, thus causes the leak tightness at tank deck aperture place poor.
For the storage tank storing volatile liquid, the gas volatilized in storage tank spills in air by tank deck aperture, and especially in the operating area of high sulfur-bearing, loss is to the H in air
2(reaction is 3H to generate FeS in metal surface reaction after S contacts with the oxygen in air
2s+Fe
2o
3=2FeS+S+3H
2o), ferrous sulphide be heated in atmosphere or illumination time, following reaction can be there is:
2FeS+3O
2＝2FeO+2SO
2+49KJ
4FeO+O
2＝2Fe
2O
3+271KJ
4FeS+3O
2→2Fe
2O
3+4S
The heat release of ferrous sulphide oxidizing reaction, reaction heat turn improves the speed of oxidizing reaction conversely, and final oxidation reaction heat of releasing causes system temperature to raise rapidly, and when reaching spontaneous ignition temperature, ferrous sulphide just takes fire.
Therefore, the sealing being provided with the volatile liquid storage tank of float level meter is at present poor, easily causes tank body to catch fire and other disasters, thus there is great potential safety hazard.
Therefore, need to design a kind of device that can seal the wet tank being provided with float level meter, do not affect the normal use of float level meter simultaneously.
Summary of the invention
For solving above-mentioned the problems of the prior art, the invention provides a kind of device for liquid seal tank.
For achieving the above object, the concrete technical scheme of the device for liquid seal tank of the present invention is as follows:
A kind of device for liquid seal tank, in wet tank, float level meter is installed, comprise fluid-tight case, one end of fluid-tight case has the import of fluid-tight case, the other end has the outlet of fluid-tight case, and fluid-tight case to be exported with storage tank dragline by the import of fluid-tight case and is connected, and stores and can export the liquid that carry out fluid-tight to storage tank dragline in fluid-tight case, liquidometer dragline is stretched in fluid-tight case by the outlet of storage tank dragline, and stretches out from the outlet of fluid-tight case.
Further, described fluid-tight case is U-shaped fluid-tight case, and liquidometer dragline is through in the liquid immersed during fluid-tight case for fluid-tight.
Further, also comprise in U-shaped fluid-tight case for drawing the dragline hauling rope of liquidometer dragline through fluid-tight case.
Further, the guiding device for guiding liquidometer dragline to slide along fluid-tight case passage is also provided with in U-shaped fluid-tight case.
Further, described guiding device is fixed pulley, and fixed pulley is arranged on the corner of U-shaped fluid-tight case.
Further, also comprise pulley groove separation preventing device in U-shaped fluid-tight case, pulley groove separation preventing device can prevent the slippage from the groove of fixed pulley of liquidometer dragline.
Further, the top of fluid-tight case is provided with for the filling opening to liquid make-up in fluid-tight case, and the bottom of fluid-tight case is provided with the liquid outlet for liquid in relief liquor joint sealing.
Further, be also provided with the oil scale being used to indicate liquid level in fluid-tight case in fluid-tight case, the liquid for fluid-tight is hydraulic oil.
Device for liquid seal tank of the present invention can seal wet tank, when ensureing accurate measurement, to avoid in tank Leakage Gas in air, thus eliminating potential safety hazard, avoiding polluting or other disasters.
Accompanying drawing explanation
Fig. 1 is the cross-sectional view of the device for liquid seal tank of the present invention;
Fig. 2 shows the structural representation device being used for liquid seal tank in Fig. 1 being mounted to wet tank.
Detailed description of the invention
In order to understand object of the present invention, structure and function better, below in conjunction with accompanying drawing, the device for liquid seal tank of the present invention is described in further detail.
As shown in Figure 1, device for liquid seal tank of the present invention comprises fluid-tight case 20, the liquid that can carry out fluid-tight to storage tank dragline outlet 31 is stored in fluid-tight case 20, one end and the storage tank dragline of fluid-tight case 20 export 31 and are communicated with, liquidometer dragline 32 (can be such as steel band or steel cable) stretches in fluid-tight case by storage tank dragline outlet 31, and stretch out from the other end of fluid-tight case 20, the liquidometer dragline 32 stretched out from fluid-tight case 20 other end is connected with liquidometer.
Specific in the present embodiment, described fluid-tight case 20 is U-shaped fluid-tight case, and one end, top of U-shaped fluid-tight case has fluid-tight case import 1, and the top other end of U-shaped fluid-tight case has fluid-tight case outlet 9, storage liquid sealing liquid body in U-shaped fluid-tight case, the upper semisection of U-shaped fluid-tight case reserves space; Fluid-tight liquid can be hydraulic oil 5 or stable chemical nature, at ambient temperature not frozen block and other liquid of insoluble hydrogen sulphide or other associated gas; Fluid-tight case import 1 and storage tank dragline export 31 and are connected, and liquidometer dragline 32 is stretched in U-shaped fluid-tight case by storage tank dragline outlet 31, and stretch out from fluid-tight case outlet 9, when liquidometer dragline 32 is through U-shaped fluid-tight case, immerse in fluid-tight liquid.
Thus, after the gas volatilized in wet tank enters fluid-tight case 20 by fluid-tight case import 1 under the effect of tank internal pressure, the gas volatilized is stopped by hydraulic oil 5.
As a further improvement on the present invention, also comprise for drawing the dragline hauling rope 2 of liquidometer dragline 32 through fluid-tight case 20 in fluid-tight case 20, liquidometer dragline 32 drawn from fluid-tight case import 1 to facilitate and immerses fluid-tight case 20, finally involving from fluid-tight case outlet 9.
The guiding device for guiding liquidometer dragline 32 to slide along the passage of fluid-tight case 20 is also provided with in fluid-tight case 20, described guiding device is preferably fixed pulley 4, fixed pulley 4 is preferably disposed on the node that liquidometer dragline 32 needs to change line of travel, such as U-shaped fluid-tight case corner.In addition, also comprise pulley groove separation preventing device 11 in fluid-tight case, pulley groove separation preventing device 11 can guarantee that liquidometer dragline 32 slides in the groove of fixed pulley 4.
Further, the outer wall of the fluid-tight case import 1 of U-shaped fluid-tight case is provided with screw thread 3, and U-shaped fluid-tight case and storage tank dragline are exported 31 and be connected by oil mode of appointing.
In addition, the top of fluid-tight case 20 is provided with for the filling opening 8 to liquid make-up in fluid-tight case 20, the bottom of fluid-tight case 20 is provided with the liquid outlet 7 for liquid in relief liquor joint sealing 20, filling opening 8 and liquid outlet 7 are equipped with seal cover cap 6, when not using filling opening 8 and liquid outlet 7, seal cover cap 6 is covered on filling opening 8 and liquid outlet 7.
Further, also comprise oil scale 10 in fluid-tight case 20, oil scale 10 stretches in liquid with the liquid level in indicator solution joint sealing 20.Oil scale 10 is preferably disposed on filling opening 8 place at fluid-tight case 20 top, and namely one end of oil scale 10 is connected to filling opening 8, and one end is stretched in the liquid in fluid-tight case 20.Oil scale 10 surface is provided with scale, can the liquid level of hydraulic oil 5 in indicator solution joint sealing 20 by oil scale 10.
The advantages such as the device for liquid seal tank of the present invention has structure simply in addition, easy for installation.During use, only at the top open part of the wet tank being provided with float level meter, fluid-tight case of the present invention need be installed, by hauling rope, liquidometer dragline is drawn across fluid-tight case in storage tank, and the dragline involved from the fluid-tight case other end is connected with the vernier of liquidometer.
In addition, according to actual needs, the height of adjustable fluid-tight case and the type of hydraulic oil, to be applicable to the wet tank of different tank pressure and different storage medium.
Further describe invention has been by specific embodiment above; but it should be understood that; here concrete description; should not be construed as the restriction to the spirit and scope of the invention; one of ordinary skilled in the art to the various amendments that above-described embodiment is made, belongs to the scope that the present invention protects after reading this specification.
Claims (9)
1. the device for liquid seal tank, in wet tank, float level meter is installed, it is characterized in that, comprise fluid-tight case (20), one end of fluid-tight case has fluid-tight case import (1), the other end has fluid-tight case outlet (9), fluid-tight case (20) exports (31) by fluid-tight case import (1) with storage tank dragline and is connected, store in fluid-tight case and can export to storage tank dragline the liquid that (31) carry out fluid-tight, liquidometer dragline (32) stretches in fluid-tight case by storage tank dragline outlet (31), and stretch out from fluid-tight case outlet (9).
2. the device for liquid seal tank according to claim 1, is characterized in that, described fluid-tight case is U-shaped fluid-tight case, and liquidometer dragline (32) is through in the liquid immersed during fluid-tight case for fluid-tight.
3. the device for liquid seal tank according to claim 2, is characterized in that, also comprises for drawing the dragline hauling rope (2) of liquidometer dragline (32) through fluid-tight case in U-shaped fluid-tight case.
4. the device for liquid seal tank according to claim 2, is characterized in that, is also provided with the guiding device for guiding liquidometer dragline (32) to slide along fluid-tight case passage in U-shaped fluid-tight case.
5. the device for liquid seal tank according to claim 4, is characterized in that, described guiding device is fixed pulley (4), and fixed pulley (4) is arranged on the corner of U-shaped fluid-tight case.
6. the device for liquid seal tank according to claim 5, it is characterized in that, also comprise pulley groove separation preventing device (11) in U-shaped fluid-tight case, pulley groove separation preventing device (11) can prevent liquidometer dragline (32) slippage from the groove of fixed pulley (4).
7. the device for liquid seal tank according to claim 1, it is characterized in that, the top of fluid-tight case (20) is provided with for the filling opening (8) to liquid make-up in fluid-tight case, and the bottom of fluid-tight case (20) is provided with the liquid outlet (7) for liquid in relief liquor joint sealing.
8. the device for liquid seal tank according to claim 1, is characterized in that, is also provided with the oil scale (10) being used to indicate liquid level in fluid-tight case in fluid-tight case (20).
9. the device for liquid seal tank according to claim 1, is characterized in that, the liquid for fluid-tight is hydraulic oil (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510964657.4A CN105366234A (en) | 2015-12-21 | 2015-12-21 | Device for sealing liquid storage tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510964657.4A CN105366234A (en) | 2015-12-21 | 2015-12-21 | Device for sealing liquid storage tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105366234A true CN105366234A (en) | 2016-03-02 |
Family
ID=55368975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510964657.4A Pending CN105366234A (en) | 2015-12-21 | 2015-12-21 | Device for sealing liquid storage tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105366234A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11263392A (en) * | 1998-03-12 | 1999-09-28 | Nissan Diesel Motor Co Ltd | Storage can for recovery of waste oil |
| CA2553356A1 (en) * | 2005-07-26 | 2007-01-26 | Duane Randall Rioch | Spill prevention system |
| CN2897853Y (en) * | 2006-04-05 | 2007-05-09 | 童国钧 | Bag for collecting decorative tree |
| CN201665384U (en) * | 2010-03-05 | 2010-12-08 | 中化南通石化储运有限公司 | Mobile multifunctional pot of commercial oil-depot |
| CN202046621U (en) * | 2011-04-25 | 2011-11-23 | 营口孚拉瑞斯塑料防腐设备有限公司 | Multifunctional anticorrosion storage tank |
| CN205203891U (en) * | 2015-12-21 | 2016-05-04 | 中国石油化工股份有限公司 | A device for seal liquid storage tank |
-
2015
- 2015-12-21 CN CN201510964657.4A patent/CN105366234A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11263392A (en) * | 1998-03-12 | 1999-09-28 | Nissan Diesel Motor Co Ltd | Storage can for recovery of waste oil |
| CA2553356A1 (en) * | 2005-07-26 | 2007-01-26 | Duane Randall Rioch | Spill prevention system |
| CN2897853Y (en) * | 2006-04-05 | 2007-05-09 | 童国钧 | Bag for collecting decorative tree |
| CN201665384U (en) * | 2010-03-05 | 2010-12-08 | 中化南通石化储运有限公司 | Mobile multifunctional pot of commercial oil-depot |
| CN202046621U (en) * | 2011-04-25 | 2011-11-23 | 营口孚拉瑞斯塑料防腐设备有限公司 | Multifunctional anticorrosion storage tank |
| CN205203891U (en) * | 2015-12-21 | 2016-05-04 | 中国石油化工股份有限公司 | A device for seal liquid storage tank |
Non-Patent Citations (2)
| Title |
|---|
| 冶金部宝钢环保技术编委会: "《宝钢环保技术 第2分册 焦化厂环保技术》", 31 December 1989 * |
| 化工部工艺***设计技术中心站: "《工艺***工程设计技术规范》", 2 May 1996 * |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160302 |
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| RJ01 | Rejection of invention patent application after publication |