CN219791173U - Device for synchronously running piston along with floating disc - Google Patents
Device for synchronously running piston along with floating disc Download PDFInfo
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- CN219791173U CN219791173U CN202321063779.2U CN202321063779U CN219791173U CN 219791173 U CN219791173 U CN 219791173U CN 202321063779 U CN202321063779 U CN 202321063779U CN 219791173 U CN219791173 U CN 219791173U
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- floating disc
- traction rope
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- piston
- descending
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- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 230000001174 ascending effect Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000029058 respiratory gaseous exchange Effects 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000002407 reforming Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The utility model relates to a device for synchronously running a piston along with a floating disc, which is arranged in a floating roof storage tank and is used for preventing oil gas of stored products from overflowing outwards through a balance hole on a guide pipe or an oil measuring pipe in the floating roof storage tank. Compared with the prior art, the utility model can separate the balance hole and the channel of the stored product on various floating roof tank guide pipes (oil measuring pipes) and prevent the stored product oil gas from overflowing outwards through the balance hole.
Description
Technical Field
The utility model belongs to the technical field of floating roof storage tank assemblies, and relates to a device for synchronously running a piston along with a floating disc.
Background
In order to prevent volatilization of oil products, an inner floating roof or an outer floating roof is generally arranged in the oil products and liquid chemical storage tanks. The guide pipe (oil measuring pipe) is a basic structure of various floating roof tanks, two rows of balance holes with the diameter of about 30 are staggered or symmetrically arranged every 150-300 mm from top to bottom, and the storage products are directly communicated with the outside of the pipe through the balance holes. When receiving and dispatching oil, the floating roof moves up and down, small breath is formed through the balance hole, and the oil gas can not be dispersed outwards through the balance hole. The diffusion channel is blocked, and the overflow of oil gas is avoided, which is the requirement of energy conservation and emission reduction.
At present, small respiration of a balance hole on a guide pipe (oil measuring pipe) is not treated, and oil gas overflow is relieved by measures such as slowing down operations such as oil receiving and sending and reducing the speed of the small respiration in the production process; a telescopic bag sleeve is arranged outside a guide pipe (oil measuring pipe), the guide pipe (oil measuring pipe) is wrapped, oil gas is sealed in the bag sleeve, small breath exists when the bag sleeve stretches, and the oil gas is still unavoidable to overflow.
Disclosure of Invention
The utility model aims to provide a device for synchronously running a piston along with a floating disc, so as to isolate balance holes on guide pipes (oil measuring pipes) of various floating roof tanks and channels of stored products and prevent oil gas of the stored products from overflowing outwards through the balance holes.
The aim of the utility model can be achieved by the following technical scheme:
the device comprises a piston which is arranged in the guide pipe or the oil measuring pipe in the floating roof storage tank in a sliding manner, a lifting pulley block and a descending pulley block which are fixedly arranged, and a lifting traction rope and a descending traction rope, wherein one end of the lifting traction rope is connected with the floating disc in the floating roof storage tank, the other end of the lifting traction rope bypasses the lifting pulley block and then is connected with the top of the piston, one end of the descending traction rope is connected with the floating disc, and the other end of the descending traction rope bypasses the lifting pulley block and then is connected with the bottom of the piston.
Further, the connection or the positional relationship between the lifting traction rope and the piston, the floating disc and the lifting pulley block satisfies the following conditions: the moving distance of the lifting traction rope along the lifting pulley block is equal to the moving distance of the piston and the floating disc;
the connection relation between the descending traction rope and the piston, the floating disc and the descending pulley block is as follows: the moving distance of the descending traction rope along the descending pulley block is equal to the moving distance of the piston and the floating disc.
Further, the connection or the position relation between the lifting traction rope and the lifting pulley block satisfies the following conditions: the direction of the acting force between the lifting traction rope and the piston and the floating disc is perpendicular to the movement direction of the piston and the floating disc;
the connection or the position relation between the descending traction rope and the descending pulley block satisfies the following conditions: the direction of the acting force between the descending traction rope and the piston and the floating disc is perpendicular to the movement direction of the piston and the floating disc.
Further, the lifting pulley block comprises three lifting fixed pulleys, one lifting fixed pulley is located below the floating disc, the other two lifting fixed pulleys are located above the floating disc, one end of the lifting traction rope is connected with the lower portion of the floating disc, the other end of the lifting traction rope vertically and downwards bypasses the lifting fixed pulleys located below the floating disc, and finally vertically and downwards connects the top of the piston after bypassing the two lifting fixed pulleys located above the floating disc.
Further, the descending pulley block comprises three descending fixed pulleys, wherein two descending fixed pulleys are positioned below the floating disc, the other one is positioned above the floating disc, one end of the descending traction rope is connected with the upper part of the floating disc, the other end of the descending traction rope vertically upwards bypasses the descending fixed pulleys positioned above the floating disc, and finally vertically upwards connects the top of the piston after bypassing the two descending fixed pulleys positioned below the floating disc.
Further, through holes for the vertical passing of the ascending traction rope and the descending traction rope are also formed in the floating plate.
Further, the lifting traction rope and the descending traction rope are steel wire ropes, and the diameters of the lifting traction rope and the descending traction rope are not smaller than 6mm.
Further, the piston is in clearance sealing fit with the inner wall of the guide pipe or the oil measuring pipe.
Compared with the prior art, the utility model has the following advantages:
(1) Through setting up rising haulage rope, descending haulage rope and cooperation supporting rising assembly pulley and descending assembly pulley, realize when the floating disc goes up and down, drive piston synchronous operation, like this, the piston can block the passageway of oil gas and external world, avoids storing oil gas to outwards spill through the balance hole.
(2) Simple structure, few facility parts and high reliability.
(3) The installation is simple, and the maintenance workload is small.
(4) The method is applicable to newly-built storage tanks and can also be used for reforming the existing storage tanks.
Drawings
FIG. 1 is a schematic view of the structure of the device of the present utility model;
the figure indicates:
the device comprises a piston 1, a descending traction rope 2, an ascending traction rope 3, a descending fixed pulley 4, an ascending fixed pulley 5, a floating disc 6, a balancing hole 7, a guiding pipe 8 and a floating roof storage tank 9.
Detailed Description
The utility model will now be described in detail with reference to the drawings and specific examples. The present embodiment is implemented on the premise of the technical scheme of the present utility model, and a detailed implementation manner and a specific operation process are given, but the protection scope of the present utility model is not limited to the following examples.
In the following embodiments or examples, unless otherwise specified, functional components or structures are indicated as conventional components or structures in the art for achieving the corresponding functions.
In order to separate the channel between the balance hole and the storage in various floating roof tank guide pipes (oil measuring pipes), and prevent the oil gas from overflowing and scattering out of the storage through the balance hole 7, the utility model provides a device for synchronously operating the piston 1 along with the floating disc 6, which is arranged in the floating roof tank 9 and is used for preventing the oil gas from overflowing and scattering out of the storage through the balance hole 7 in the guide pipe 8 or the oil measuring pipe in the floating roof tank 9, and can be seen in fig. 1, the device comprises a piston 1, a lifting pulley block and a descending pulley block which are arranged in the guide pipe 8 or the oil measuring pipe in a sliding manner, and a lifting traction rope 3 and a descending traction rope 2, wherein one end of the lifting traction rope 3 is connected with the floating disc 6 in the floating roof tank 9, the other end of the lifting traction rope 2 is connected with the top of the piston 1 after bypassing the lifting pulley block, and the other end of the descending traction rope 2 is connected with the bottom of the piston 1 after bypassing the lifting pulley block.
In some embodiments, the connection or positional relationship of the lifting rope 3 with the piston 1, the float 6 and the lifting pulley block satisfies: the moving distance of the lifting traction rope 3 along the lifting pulley block is equal to the moving distance of the piston 1 and the floating disc 6;
the connection relation between the descending traction rope 2 and the piston 1, the floating disc 6 and the descending pulley block is as follows: the moving distance of the descending traction rope 2 along the descending pulley block is equal to the moving distance of the piston 1 and the floating disc 6.
In some specific embodiments, the connection or the positional relationship between the lifting rope 3 and the lifting pulley block satisfies: the direction of the acting force between the lifting traction rope 3 and the piston 1 and the floating disc 6 is perpendicular to the movement direction of the piston 1 and the floating disc 6;
the connection or the position relation between the descending traction rope 2 and the descending pulley block satisfies the following conditions: the direction of the force between the descending traction rope 2 and the piston 1 and the floating disc 6 is perpendicular to the movement direction of the piston 1 and the floating disc 6.
In some specific embodiments, the lifting pulley block includes three lifting fixed pulleys 5, one lifting fixed pulley 5 is located below the floating disc 6, the other two lifting fixed pulleys are located above the floating disc 6, one end of the lifting traction rope 3 is connected to the lower portion of the floating disc 6, the other end of the lifting traction rope vertically and downwardly bypasses the lifting fixed pulleys 5 located below the floating disc 6, and finally vertically and downwardly connects to the top of the piston 1 after bypassing the two lifting fixed pulleys 5 located above the floating disc 6.
In some specific embodiments, the lowering pulley block includes three lowering fixed pulleys 4, two lowering fixed pulleys 4 are located below the floating disc 6, the other one is located above the floating disc 6, one end of the lowering traction rope 2 is connected to the upper portion of the floating disc 6, the other end of the lowering traction rope vertically upwards bypasses the lowering fixed pulleys 4 located above the floating disc 6, and then vertically upwards connects to the top of the piston 1 after bypassing the two lowering fixed pulleys 4 located below the floating disc 6.
In some specific embodiments, through holes for the vertical passing of the lifting traction rope 3 and the lowering traction rope 2 are further formed on the floating plate 6.
In some specific embodiments, the lifting traction rope 3 and the descending traction rope 2 are steel wires, and the diameters of the steel wires are not smaller than 6mm.
In some embodiments, the piston 1 is in clearance sealing engagement with the inner wall of the guide tube 8 or the metering tube.
The above embodiments may be implemented singly or in any combination of two or more.
The above embodiments are described in more detail below in connection with specific examples.
Example 1:
in order to separate the passages of the balance holes and the storage products on the guide pipes (oil measuring pipes) of various floating roof tanks, prevent oil gas of the storage products from overflowing outwards through the balance holes 7, and the like, the embodiment provides a device which is arranged in the floating roof storage tank 9 and is used for preventing oil gas of the storage products from overflowing outwards through the balance holes 7 on the guide pipes 8 or the oil measuring pipes in the floating roof storage tank 9, and the device can be seen in fig. 1, and comprises a piston 1, a lifting pulley block and a descending pulley block which are arranged in the guide pipes 8 or the oil measuring pipes in a sliding manner, a lifting traction rope 3 and a descending traction rope 2, wherein one end of the lifting traction rope 3 is connected with the floating disc 6 in the floating roof storage tank 9, the other end of the lifting traction rope 3 is connected with the top of the piston 1 after bypassing the lifting pulley block, and the other end of the lifting traction rope 2 is connected with the bottom of the piston 1 after bypassing the lifting pulley block.
Referring to fig. 1 again, the lifting pulley block includes three lifting fixed pulleys 5, one of the lifting fixed pulleys 5 is located below the floating disc 6, the other two lifting fixed pulleys are located above the floating disc 6, one end of the lifting traction rope 3 is connected to the lower portion of the floating disc 6, the other end of the lifting traction rope vertically and downwardly bypasses the lifting fixed pulleys 5 located below the floating disc 6, and finally vertically and downwardly connects to the top of the piston 1 after bypassing the two lifting fixed pulleys 5 located above the floating disc 6. The descending pulley block comprises three descending fixed pulleys 4, wherein two descending fixed pulleys 4 are positioned below the floating disc 6, the other one is positioned above the floating disc 6, one end of the descending traction rope 2 is connected with the upper part of the floating disc 6, the other end of the descending traction rope vertically upwards bypasses the descending fixed pulleys 4 positioned above the floating disc 6, and finally vertically upwards connects the top of the piston 1 after bypassing the two descending fixed pulleys 4 positioned below the floating disc 6. Through the arrangement, in the process that the piston 1 moves up and down along with the floating disc 6, the moving distance of the lifting traction rope 3 along the lifting pulley block is equal to the moving distance of the piston 1 and the floating disc 6, and the moving distance of the descending traction rope 2 along the descending pulley block is equal to the moving distance of the piston 1 and the floating disc 6, so that the synchronous and same-distance running of the piston 1 along with the floating disc 6 can be ensured, and meanwhile, the piston 1 is in clearance seal fit with the inner wall of the guide pipe 8 or the oil measuring pipe, so that the channels for separating the balance holes 7 and the stored products on various floating roof tank guide pipes 8 (oil measuring pipes) can be maintained, and the stored product oil gas is prevented from overflowing outwards through the balance holes 7.
Referring to fig. 1 again, in order to facilitate the arrangement of the ascending and descending hauling ropes 3 and 2, the floating plate 6 is further provided with through holes through which the ascending and descending hauling ropes 3 and 2 vertically pass. Meanwhile, the ascending traction rope 3 and the descending traction rope 2 are steel wire ropes, and the diameters of the steel wire ropes are not smaller than 6mm.
When the device of the embodiment works, when the floating disc 6 goes up, the device drives the ascending traction rope 3 and the piston 1 connected with the ascending traction rope to synchronously go up, and when the floating disc 6 goes down, the device drives the descending traction rope 2 and the piston 1 connected with the descending traction rope to synchronously go down.
The previous description of the embodiments is provided to facilitate a person of ordinary skill in the art in order to make and use the present utility model. It will be apparent to those skilled in the art that various modifications can be readily made to these embodiments and the generic principles described herein may be applied to other embodiments without the use of the inventive faculty. Therefore, the present utility model is not limited to the above-described embodiments, and those skilled in the art, based on the present disclosure, should make improvements and modifications without departing from the scope of the present utility model.
Claims (8)
1. The device is characterized by comprising a piston which is arranged in the guide pipe or the oil measuring pipe in a sliding manner, a lifting pulley block and a descending pulley block which are fixedly arranged, and a lifting traction rope and a descending traction rope, wherein one end of the lifting traction rope is connected with the floating disc in the floating roof storage tank, the other end of the lifting traction rope bypasses the lifting pulley block and then is connected with the top of the piston, one end of the descending traction rope is connected with the floating disc, and the other end of the descending traction rope bypasses the lifting pulley block and then is connected with the bottom of the piston.
2. The device for synchronously operating the piston with the floating disc according to claim 1, wherein the connection or the positional relationship between the lifting traction rope and the piston, the floating disc and the lifting pulley block is as follows: the moving distance of the lifting traction rope along the lifting pulley block is equal to the moving distance of the piston and the floating disc;
the connection relation between the descending traction rope and the piston, the floating disc and the descending pulley block is as follows: the moving distance of the descending traction rope along the descending pulley block is equal to the moving distance of the piston and the floating disc.
3. A device for synchronously operating a piston with a floating disc according to claim 1 or 2, wherein the connection or positional relationship between the lifting rope and the lifting pulley block is as follows: the direction of the acting force between the lifting traction rope and the piston and the floating disc is perpendicular to the movement direction of the piston and the floating disc;
the connection or the position relation between the descending traction rope and the descending pulley block satisfies the following conditions: the direction of the acting force between the descending traction rope and the piston and the floating disc is perpendicular to the movement direction of the piston and the floating disc.
4. The device for synchronously operating the piston with the floating disc according to claim 1, wherein the lifting pulley block comprises three lifting fixed pulleys, one lifting fixed pulley is positioned below the floating disc, the other two lifting fixed pulleys are positioned above the floating disc, one end of the lifting traction rope is connected with the lower part of the floating disc, the other end of the lifting traction rope vertically and downwards bypasses the lifting fixed pulleys positioned below the floating disc, and finally vertically and downwards connects with the top of the piston after bypassing the two lifting fixed pulleys positioned above the floating disc.
5. The device for synchronously operating the piston with the floating disc according to claim 1, wherein the descending pulley block comprises three descending fixed pulleys, two descending fixed pulleys are positioned below the floating disc, the other one is positioned above the floating disc, one end of the descending traction rope is connected with the upper part of the floating disc, the other end of the descending traction rope vertically upwards bypasses the descending fixed pulleys positioned above the floating disc, and finally vertically upwards connects the top of the piston after bypassing the two descending fixed pulleys positioned below the floating disc.
6. The device for synchronously operating the piston with the floating disc according to claim 1, wherein the floating disc is further provided with through holes for vertically passing through the lifting traction rope and the descending traction rope respectively.
7. The device for synchronously operating the piston with the floating disc according to claim 1, wherein the lifting traction rope and the descending traction rope are steel wire ropes, and the diameters of the lifting traction rope and the descending traction rope are not smaller than 6mm.
8. The device for synchronously operating a piston with a floating disc according to claim 1, wherein the piston is in clearance seal fit with the inner wall of the guide tube or the metering tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321063779.2U CN219791173U (en) | 2023-05-06 | 2023-05-06 | Device for synchronously running piston along with floating disc |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321063779.2U CN219791173U (en) | 2023-05-06 | 2023-05-06 | Device for synchronously running piston along with floating disc |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219791173U true CN219791173U (en) | 2023-10-03 |
Family
ID=88176441
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321063779.2U Active CN219791173U (en) | 2023-05-06 | 2023-05-06 | Device for synchronously running piston along with floating disc |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219791173U (en) |
-
2023
- 2023-05-06 CN CN202321063779.2U patent/CN219791173U/en active Active
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