CN211417680U - Packaging device for polyolefin catalyst finished product - Google Patents
Packaging device for polyolefin catalyst finished product Download PDFInfo
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- CN211417680U CN211417680U CN201922215546.XU CN201922215546U CN211417680U CN 211417680 U CN211417680 U CN 211417680U CN 201922215546 U CN201922215546 U CN 201922215546U CN 211417680 U CN211417680 U CN 211417680U
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Abstract
The utility model provides a packaging device for polyolefin catalyst finished products, which comprises a packaging storage tank, a rigid blanking pipe and a rigid vent pipe, wherein the packaging storage tank is provided with a feed valve and a vent valve which are arranged in parallel; the other end of the rigid blanking pipe is connected with a polyolefin catalyst finished product tank through a blanking valve, the rigid blanking pipe is horizontally connected with an air inlet valve, and the air inlet valve is connected with an external nitrogen system and used for controlling nitrogen to enter the rigid blanking pipe; the other end of the rigid emptying pipe is connected with an emptying recovery system through a stop valve. Compared with the original packaging mode, the rigid blanking pipe replaces a soft rubber pipe, so that the finished product can be ensured to be in a safe state under the micro-positive pressure condition, and the risk of breakage of a blanking pipeline is eliminated; rigid blow-down pipe is connected with unloading recovery system, and the atmospheric gas of messenger's during packing carries out recovery processing, enough environmental protection, has ensured simultaneously that operating personnel is healthy not to be endangered.
Description
Technical Field
The utility model relates to a polyolefin catalyst production facility technical field, concretely relates to packing plant for polyolefin catalyst finished product.
Background
The polyolefin catalyst production process and the finished product packaging process cannot be contacted with air and water, and high-purity nitrogen protection is needed. The finished product of the polyolefin catalyst is in a solid-liquid mixed slurry state, and needs to be put into a special catalyst packaging storage tank for storage and transportation after the product is prepared, and the packaging storage tank is filled with nitrogen for protection.
A pressure gauge and two valves are arranged above the existing catalyst packaging storage tank, and one valve is used for finished product packaging feeding and is called as a feeding valve; one valve is used for nitrogen venting and is called a vent valve. The packaging mode of the polyolefin catalyst finished product is that the finished product tank is connected to a feed valve of a catalyst packaging storage tank through a soft rubber pipe for packaging, and a hose is connected to an emptying valve of the catalyst packaging storage tank for emptying in situ during packaging. There is the potential safety hazard in the flexible glue pipe packing, takes place easily to leak, and the pipeline replacement also has the defect and can influence product quality, and the material that brings out of simultaneously empting on the spot seriously pollutes the operation environment, harms personnel health, and packaging facilities is simple and crude, and is inefficient, seriously influences the off-the-shelf quality of polyolefin catalyst and packaging efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a packing plant is used to polyolefin catalyst finished product, can carry out polyolefin catalyst finished product packing safely, high-efficiently, simultaneously enough environmental protection, do not endanger personnel healthy.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides a packing plant for polyolefin catalyst finished product, including packing storage tank, rigidity unloading pipe and rigidity blow-down pipe, have feed valve and blow-down valve that set up side by side on the packing storage tank, the feed valve can be dismantled with rigidity unloading pipe one end and be connected, the blow-down valve can be dismantled with rigidity blow-down pipe one end and be connected; the other end of the rigid blanking pipe is connected with a polyolefin catalyst finished product tank through a blanking valve, the rigid blanking pipe is horizontally connected with an air inlet valve, and the air inlet valve is connected with an external nitrogen system and used for controlling nitrogen to enter the rigid blanking pipe; the other end of the rigid emptying pipe is connected with an emptying recovery system through a stop valve.
Furthermore, flexible connections are respectively installed at one end of the rigid blanking pipe and one end of the rigid emptying pipe, and the feeding valve and the emptying valve are respectively detachably connected with the flexible connections.
Further, the flexible connection is stainless steel flexible connection.
Further, a flowmeter electrically connected with the blanking valve is installed on the rigid blanking pipe and used for metering the flow of the catalyst finished product and controlling the opening and closing of the blanking valve.
Further, the flowmeter is an electromagnetic flowmeter.
Further, be equipped with on the packing storage tank with admission valve electric connection's manometer for control pressure in the packing storage tank.
Compared with the prior art, the utility model provides a packing plant for polyolefin catalyst finished product has following beneficial effect:
1. compared with the original packaging mode, the rigid blanking pipe replaces a soft rubber pipe, so that the finished product can be ensured to be in a safe state under the micro-positive pressure condition, and the risk of breakage of a blanking pipeline is eliminated; the rigid emptying pipe is connected with an emptying recovery system, so that emptying gas during packaging is recovered, the environmental pollution caused by on-site discharge is eliminated, the environment is protected, and meanwhile, the health of operators is protected from being damaged; the air inlet valve can carry out nitrogen purging and protection on the blanking pipeline before and after packaging, the finished product is prevented from contacting air and water in the whole process, the quality of the finished product is ensured, and the packaging efficiency of the finished product is improved.
2. Through the flexible connection, the rigid discharging pipe can be in flexible butt joint with the feeding valve of the packaging storage tank and the rigid emptying pipe can be in flexible butt joint with the emptying valve of the packaging storage tank quickly during the packaging operation, the dislocation compensation during connection of the rigid discharging pipe and the emptying valve of the packaging storage tank is realized, the problem of difficulty in pipeline connection during replacement of different packaging storage tanks is solved, the structure is simple, the operation is simplified, and the sealing performance of the pipeline connected with any packaging storage tank is guaranteed.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
The reference numerals are explained below:
1: and (3) packaging the storage tank 11: feed valve
12: the emptying valve 13: pressure gauge
2: rigid blanking pipe 3: rigid emptying pipe
4: a blanking valve 5: air inlet valve
6: a shut-off valve 7: flexible connection
8: a flow meter.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict. For convenience of description, the words "upper", "lower", "left" and "right" in the following description are used only to indicate the correspondence between the upper, lower, left and right directions of the drawings themselves, and do not limit the structure.
As shown in fig. 1, the utility model provides a packaging device for polyolefin catalyst finished products, which comprises a packaging storage tank 1, a rigid blanking pipe 2 and a rigid vent pipe 3, wherein the packaging storage tank 1 is provided with a feed valve 11 and a vent valve 12 which are arranged in parallel, the feed valve 11 is detachably connected with one end of the rigid blanking pipe 2, and the vent valve 12 is detachably connected with one end of the rigid vent pipe 3; the other end of the rigid blanking pipe 2 is connected with a polyolefin catalyst finished product tank (not shown in the figure) through a blanking valve 4, the rigid blanking pipe 2 is horizontally connected with an air inlet valve 5, and the air inlet valve 5 is connected with an external nitrogen system and is used for controlling nitrogen to enter the rigid blanking pipe 2; the other end of the rigid emptying pipe 3 is connected with an emptying recovery system (not shown in the figure) through a stop valve 6. Specifically, the rigid blanking pipe 2 is a stainless steel pipe with the drift diameter of 50mm and is connected with a polyolefin catalyst finished product tank flange through a blanking valve 4 of DN 50; a flange joint is horizontally welded on the rigid blanking pipe 2, an air inlet valve 5 with the specification of DN25 is installed on the flange joint, and a pipeline is arranged behind the air inlet valve 5 and connected with a nitrogen system; the rigid emptying pipe 3 is a stainless steel pipe with the drift diameter of 15mm and is connected with an emptying recovery system through a shut-off valve 6 of DN 15.
When the polyolefin catalyst packing device works, firstly, the air inlet valve 5 is opened, nitrogen is filled into the packing storage tank 1, then the catalyst finished product in the polyolefin catalyst finished product tank enters the packing storage tank 1 from the blanking valve 4 through the rigid blanking pipe 2 and the feeding valve 11 in sequence, and along with the filling of the catalyst finished product, the nitrogen filled in the packing storage tank 1 enters the emptying recovery system for treatment through the emptying valve 12, the rigid emptying pipe 3 and the cut-off valve 6 in sequence; after the catalyst finished product is filled, continuously filling nitrogen into the packaging storage tank 1 to protect the catalyst finished product. Compared with the original packaging mode, the rigid blanking pipe replaces a soft rubber pipe, so that the finished product can be ensured to be in a safe state under the micro-positive pressure condition, and the risk of breakage of a blanking pipeline is eliminated; the rigid emptying pipe is connected with an emptying recovery system, so that emptying gas during packaging is recovered, the environmental pollution caused by on-site discharge is eliminated, the environment is protected, and meanwhile, the health of operators is protected from being damaged; the air inlet valve can carry out nitrogen purging and protection on the blanking pipeline before and after packaging, the finished product is prevented from contacting air and water in the whole process, the quality of the finished product is ensured, and the packaging efficiency of the finished product is improved.
And one end of the rigid blanking pipe 2 and one end of the rigid emptying pipe 3 are respectively provided with a flexible connection 7, and the feed valve 11 and the emptying valve 12 are respectively detachably connected with the flexible connection 7. Specifically, the flexible joint 7 is a stainless steel flexible joint, 500mm long. Through the flexible connection, the rigid discharging pipe can be in flexible butt joint with the feeding valve of the packaging storage tank and the rigid emptying pipe can be in flexible butt joint with the emptying valve of the packaging storage tank quickly during the packaging operation, the dislocation compensation during connection of the rigid discharging pipe and the emptying valve of the packaging storage tank is realized, the problem of difficulty in pipeline connection during replacement of different packaging storage tanks is solved, the structure is simple, the operation is simplified, and the sealing performance of the pipeline connected with any packaging storage tank is guaranteed.
The rigid blanking pipe 2 is provided with a flowmeter 8 which is electrically connected with the blanking valve 4 and is used for metering the flow of the catalyst finished product and controlling the opening and closing of the blanking valve 4. In this embodiment, the flowmeter 8 is an electromagnetic flowmeter which has no mechanical inertia, is sensitive in response, can measure instantaneous pulsating flow, and has good linearity.
And the packaging storage tank 1 is provided with a pressure gauge 13 electrically connected with the air inlet valve 5 and used for monitoring the pressure in the packaging storage tank 1. When the pressure in the packaging storage tank 1 exceeds the set pressure, the air inlet valve 5 is closed.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.
Claims (6)
1. The packaging device for the polyolefin catalyst finished product is characterized by comprising a packaging storage tank, a rigid blanking pipe and a rigid vent pipe, wherein the packaging storage tank is provided with a feed valve and a vent valve which are arranged in parallel, the feed valve is detachably connected with one end of the rigid blanking pipe, and the vent valve is detachably connected with one end of the rigid vent pipe; the other end of the rigid blanking pipe is connected with a polyolefin catalyst finished product tank through a blanking valve, the rigid blanking pipe is horizontally connected with an air inlet valve, and the air inlet valve is connected with an external nitrogen system and used for controlling nitrogen to enter the rigid blanking pipe; the other end of the rigid emptying pipe is connected with an emptying recovery system through a stop valve.
2. The packaging device for the polyolefin catalyst finished product as recited in claim 1, wherein a flexible connection is respectively installed at one end of the rigid blanking pipe and one end of the rigid emptying pipe, and the feeding valve and the emptying valve are respectively detachably connected with the flexible connection.
3. The packaging device for polyolefin catalyst finished products according to claim 2, characterized in that the flexible connection is a stainless steel flexible connection.
4. The packaging device for the polyolefin catalyst finished product according to claim 1, wherein a flow meter electrically connected with the blanking valve is installed on the rigid blanking pipe and used for measuring the flow rate of the catalyst finished product and controlling the opening and closing of the blanking valve.
5. The packaging device for polyolefin catalyst finished products according to claim 4, characterized in that the flow meter is an electromagnetic flow meter.
6. The packaging device for polyolefin catalyst finished products according to claim 1, wherein a pressure gauge electrically connected to the air inlet valve is disposed on the packaging storage tank for monitoring the pressure in the packaging storage tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922215546.XU CN211417680U (en) | 2019-12-12 | 2019-12-12 | Packaging device for polyolefin catalyst finished product |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922215546.XU CN211417680U (en) | 2019-12-12 | 2019-12-12 | Packaging device for polyolefin catalyst finished product |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211417680U true CN211417680U (en) | 2020-09-04 |
Family
ID=72284792
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922215546.XU Active CN211417680U (en) | 2019-12-12 | 2019-12-12 | Packaging device for polyolefin catalyst finished product |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211417680U (en) |
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2019
- 2019-12-12 CN CN201922215546.XU patent/CN211417680U/en active Active
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