CN210599374U - Residual liquid discharging device for petrochemical pump - Google Patents
Residual liquid discharging device for petrochemical pump Download PDFInfo
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- CN210599374U CN210599374U CN201921640268.6U CN201921640268U CN210599374U CN 210599374 U CN210599374 U CN 210599374U CN 201921640268 U CN201921640268 U CN 201921640268U CN 210599374 U CN210599374 U CN 210599374U
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- residual liquid
- flange
- liquid discharging
- interface
- raffinate
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Abstract
The utility model belongs to the technical field of liquid conveying machinery, in particular to a petrochemical pump residual liquid discharging device, which comprises a stop valve, one side of the stop valve is provided with a neck butt welding, one side of the neck butt welding, which is far away from the stop valve, is provided with a seamless steel pipe, one end of the seamless steel pipe, which is far away from the neck butt welding, is connected with a residual liquid discharging flange, the top of the residual liquid discharging flange is provided with a pump body, the bottom of the residual liquid discharging flange is provided with a bolt, a nut penetrates through the inside of the bolt, the joint of the residual liquid discharging flange and the seamless steel pipe is provided with a residual liquid discharging interface, the side of the residual liquid discharging flange, which is provided with the residual liquid discharging interface, is provided with a platinum thermal resistance interface; the utility model discloses, this arrange raffinate device's flowing back interface designs into flange + valve form, sets up platinum resistance interface on the flowing back flange simultaneously. The utility model is suitable for a drain of petrochemical pump such as high temperature resistant, high pressure, neutral corrosion, low temperature.
Description
Technical Field
The utility model relates to a liquid conveying machinery technical field specifically is a raffinate device is arranged to petrochemical pump.
Background
In a petrochemical plant, a petrochemical industry, a chemical industry, a coal processing industry, a low-temperature engineering, a heating and air conditioning system and other conveying pumps, residual liquid in the pumps needs to be discharged when the pumps are stopped, so that the influence of medium freezing on driving again in a low-temperature environment is prevented; can avoid the parts from rusting when the automobile is parked for a long time. After the medium in the pump cavity is exhausted, convenience and safety guarantee are provided for maintenance (the medium is corrosive, flammable and explosive). Traditional petrochemical pump sets up the leakage fluid dram bottom the pump body, uses the plug during pump operation on, during the pump parking, unscrews the plug, the inside raffinate liquid of discharge pump, and the device has following several shortcomings:
(1) the lowest point of the residual liquid discharging threaded hole is higher than the lowest point of the pump body flow channel, so that residual liquid in the pump body cannot be discharged completely.
(2) The plug drainage can not effectively collect the liquid, which can cause the environmental pollution on site.
(3) When corrosive media are conveyed, the threads at the screwed plug part can be corroded by the corrosive media, and after a certain time, the screwed plug part can be leaked, so that potential safety hazards exist.
(4) If the temperature of liquid in the pump body needs to be measured on site, the existing pump body cannot meet the requirement.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a petrochemical pump arranges raffinate device, arrange raffinate device with solving the petrochemical pump on the existing market that the above-mentioned background art provided, the minimum point of arranging the raffinate screw hole is higher than pump body runner's minimum, can't arrange the interior remaining liquid of pump to the greatest extent, plug flowing back can't effectively collect liquid, can cause site environment to pollute, when carrying corrosive medium, the thread of plug department can be corroded to corrosive medium, after the definite time, plug department can leak, there is the potential safety hazard, if when the internal liquid temperature of pump is measured to the on-the-spot needs, the problem that the requirement can not be satisfied to the current pump body.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a raffinate device is arranged to petrochemical pump, includes the stop valve, one side of stop valve is provided with takes the neck butt welding, one side that the stop valve was kept away from to take the neck butt welding is provided with seamless steel pipe, the one end that the neck butt welding was kept away from to seamless steel pipe is connected with row raffinate flange, the top of arranging the raffinate flange is provided with the pump body, the bottom of arranging the raffinate flange is provided with the bolt, the inside of bolt is run through there is the nut, it is provided with row raffinate interface with seamless steel pipe's junction to arrange the raffinate flange, it is provided with platinum resistance to heat interface on being provided with the side of arranging the raffinate interface to arrange the raffinate flange, and platinum resistance to heat interface sets up in the top of arranging the raffinate interface, it is provided.
As the utility model discloses a preferred technical scheme of raffinate device is arranged to petrochemical pump, seamless steel pipe sets up to "wave" shape.
As the utility model discloses a preferred technical scheme of raffinate device is arranged to petrochemical pump, seamless steel pipe and arrange and constitute between the raffinate interface and cup joint and be connected.
As the utility model discloses a preferred technical scheme of raffinate device is arranged to petrochemical pump, arrange the raffinate flange and adopt bolted connection + metal winding pad to seal with the pump body, it is sealed more reliable.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses, this arrange raffinate device's flowing back interface designs into flange + valve form, sets up platinum resistance interface on the flowing back flange simultaneously. The utility model is suitable for a drain of petrochemical pump such as high temperature resistant, high pressure, neutral corrosion, low temperature.
2. The utility model discloses, drainage device is sealed reliable, arrange raffinate thoroughly, environmental protection, can effectually discharge remaining liquid to appointed place, can convenient and fast's measuring pump internal liquid temperature.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of the liquid discharge system of the present invention;
FIG. 3 is a schematic view of the cross-sectional structure of the interface for discharging the residual liquid.
In the figure: 1. a stop valve; 2. carrying out neck butt welding; 3. seamless steel pipes; 4. a bolt; 5. a nut; 6. a residual liquid discharging flange; 7. a winding pad; 8. a pump body; 9. a residual liquid discharging connector; 10. a platinum thermistor interface.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a raffinate discharging device of a petrochemical pump comprises a stop valve 1, a neck butt welding 2, a seamless steel pipe 3, a bolt 4, a nut 5, a raffinate discharging flange 6, a winding pad 7, a pump body 8, a raffinate discharging interface 9 and a platinum thermal resistance interface 10, wherein the neck butt welding 2 is arranged on one side of the stop valve 1, the seamless steel pipe 3 is arranged on one side, away from the stop valve 1, of the neck butt welding 2, the end, away from the neck butt welding 2, of the seamless steel pipe 3 is connected with the raffinate discharging flange 6, the pump body 8 is arranged at the top of the raffinate discharging flange 6, the bolt 4 is arranged at the bottom of the raffinate discharging flange 6, the nut 5 penetrates through the bolt 4, the raffinate discharging interface 9 is arranged at the joint of the raffinate discharging flange 6 and the seamless steel pipe 3, the platinum thermal resistance interface 10 is arranged on the side, provided with the raffinate discharging interface 9, and the platinum thermal resistance interface 10 is arranged above the raffinate discharging interface 9, and a winding pad 7 is arranged between the residual liquid discharge flange 6 and the pump body 8.
Specifically, the seamless steel tube 3 is arranged in a wave shape.
In this embodiment: convenient the utility model discloses carry out the flowing back.
Specifically, the method comprises the following steps: the seamless steel tube 3 and the residual liquid discharging connector 9 form a sleeved connection.
In this embodiment: the seamless steel pipe 3 and the residual liquid discharging connector 9 are convenient to connect, so that the device is convenient to install and use.
Specifically, the method comprises the following steps: and the residual liquid discharge flange 6 and the pump body 8 are connected by bolts and sealed by a metal winding pad.
In this embodiment: the sealing of the connection of the device is made more reliable.
The working principle is as follows: when the device for discharging the residual liquid by using the petrochemical pump is used, the position of a residual liquid discharging port 9 of a pump body 8 is changed, a screwed plug port on the original device is changed into a residual liquid discharging flange 6, on the basis, bolts 4 + nuts 5 are adopted for connection, and a metal winding pad 7 is used for sealing, then a platinum thermal resistance port 10 is additionally arranged on the residual liquid discharging flange 6 of the device, two 45-degree long-radius elbows are additionally arranged for preventing the interference of the platinum thermal resistance and a liquid discharging system, when the device is installed, the platinum thermal resistance can be installed through the platinum thermal resistance port 10, then the liquid discharging system is installed through the residual liquid discharging port 9, the material of a seamless steel pipe 3 in the device and the form material of a stop valve 1 can be selected according to customer requirements and working conditions, and the liquid discharging device can be reliably sealed, thoroughly discharged with the residual liquid, is environment-friendly, and can effectively discharge the residual, And can convenient and fast measure the liquid temperature in the pump body, this is the utility model discloses a use.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (4)
1. The utility model provides a raffinate device is arranged to petrochemical pump, includes stop valve (1), takes neck butt welding (2), seamless steel pipe (3), bolt (4), nut (5), arranges raffinate flange (6), winding pad (7), the pump body (8), arranges raffinate interface (9), platinum resistance interface (10), its characterized in that: a neck butt welding (2) is arranged on one side of the stop valve (1), a seamless steel pipe (3) is arranged on one side of the neck butt welding (2) far away from the stop valve (1), one end of the seamless steel pipe (3) far away from the neck butt welding (2) is connected with a residual liquid discharging flange (6), the top of the residual liquid discharge flange (6) is provided with a pump body (8), the bottom of the residual liquid discharge flange (6) is provided with a bolt (4), a nut (5) penetrates through the bolt (4), a residual liquid discharge connector (9) is arranged at the joint of the residual liquid discharge flange (6) and the seamless steel pipe (3), a platinum thermal resistance interface (10) is arranged on the side surface of the residual liquid discharge flange (6) provided with the residual liquid discharge interface (9), and the platinum thermal resistance interface (10) is arranged above the residual liquid discharge interface (9), and a winding pad (7) is arranged between the residual liquid discharging flange (6) and the pump body (8).
2. The petrochemical pump raffinate discharge apparatus according to claim 1, wherein: the seamless steel tube (3) is in a wave shape.
3. The petrochemical pump raffinate discharge apparatus according to claim 1, wherein: the seamless steel pipe (3) and the residual liquid discharging connector (9) form a sleeved connection.
4. The petrochemical pump raffinate discharge apparatus according to claim 1, wherein: the residual liquid discharging flange (6) and the pump body (8) are connected through bolts and sealed through metal winding gaskets, and sealing is more reliable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921640268.6U CN210599374U (en) | 2019-09-29 | 2019-09-29 | Residual liquid discharging device for petrochemical pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921640268.6U CN210599374U (en) | 2019-09-29 | 2019-09-29 | Residual liquid discharging device for petrochemical pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210599374U true CN210599374U (en) | 2020-05-22 |
Family
ID=70687842
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921640268.6U Active CN210599374U (en) | 2019-09-29 | 2019-09-29 | Residual liquid discharging device for petrochemical pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210599374U (en) |
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2019
- 2019-09-29 CN CN201921640268.6U patent/CN210599374U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A residual liquid discharge device for petrochemical pumps Effective date of registration: 20230327 Granted publication date: 20200522 Pledgee: Agricultural Bank of China Limited by Share Ltd. Kunming Chenggong District sub branch Pledgor: Kunming Jiahe Technology Co.,Ltd. Registration number: Y2023530000012 |