CN215505922U - Filter device of marine converter station cooling system - Google Patents

Abstract

The utility model relates to a filter device of a cooling system of an offshore converter station, which comprises a filter tank body for filtering cooling water, a water outlet arranged at the upper side of the filter tank body, a water inlet arranged at the lower side of the filter tank body and a sewage outlet arranged at the bottom of the filter tank body, wherein the filter tank body is internally divided into a water inlet area and a filtered water outlet area from bottom to top; the filter device replaces the existing pipeline type filter, can filter in a vortex type in a filter tank body, so that cooling water is fully filtered, and particles are prevented from being accumulated at a certain position of a filter core body.

Description

Filter device of marine converter station cooling system

Technical Field

The utility model relates to the field of cooling systems of offshore converter stations, in particular to a filter device of a cooling system of an offshore converter station.

Background

The international offshore flexible direct current transmission converter station is mainly and intensively built in the northern sea area of Europe and undertakes the task of converting electric energy generated by a high-sea wind field into high-voltage direct current to be transmitted to the continental area. The offshore flexible direct current transmission converter station comprises an offshore platform water cooling system, the offshore converter station water cooling system has the characteristics of high flow demand and long maintenance period interval time, a mechanical filter with certain precision is usually arranged in a main circulating pipeline of the cooling system for preventing circulating cooling water from entering key devices to cause blockage due to the fact that rigid particles which are possibly washed off and blown-in sea sand enter the key devices in the process of fast flowing, the mechanical filter is a common pipeline type filter, a conical filter element is arranged inside the mechanical filter and is installed in the circulating pipeline in a serial mode, and the pipeline type filter has the defects of easiness in abrasion, poor filtering effect, difficulty in cleaning, large resistance, small flow range and the like.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the utility model provides a filter device of a cooling system of an offshore converter station, which adopts a tank type structure, greatly prolongs the maintenance period and has wider applicable flow range.

In order to solve the above-mentioned purpose, the following technical scheme is adopted in the utility model.

The utility model provides a marine converter station cooling system's filter equipment, including the filtration jar body that is used for filtering the cooling water, locate filter the delivery port of jar body upside, locate filter the water inlet of jar body downside and locate filter the drain of jar body bottom, filter jar internal by supreme separation down into district and filter the district of swimming, install the filter core body in the filtration district of swimming, the cooling water is followed the water inlet gets into with tangential direction the district of intaking, and pass through follow behind the filter core body the delivery port is discharged.

As a preferable scheme of the present invention, the water inlet is provided with a porous plate, the porous plate is provided with a plurality of through holes and cylinders corresponding to the through holes, each cylinder is communicated with one through hole, and the cylinders are obliquely arranged so that the cooling water flow enters the filter tank body in the tangential direction.

As a preferable scheme of the utility model, the perforated plate is arranged in a V-shaped structure or an arc-shaped structure.

The filter element further comprises a first separating and mounting plate and a second separating and mounting plate, and the upper side and the lower side of the filter element body are fixedly mounted with the first separating and mounting plate and the second separating and mounting plate respectively.

As a preferable scheme of the utility model, the first partition mounting plate is provided with an adjustable filter element fixing mechanism, and the filter element body is fixedly mounted with the first partition mounting plate through the filter element fixing mechanism.

As a preferable scheme of the present invention, the filter element fixing mechanism is provided with an adjusting screw, a fixing nut, an elastic spring body and a spring limiting section, the adjusting screw and the spring limiting section are respectively fixed to the filter element body, the elastic spring body penetrates through the adjusting screw and is limited in the spring limiting section, and one end of the adjusting screw penetrates through the first partition mounting plate and is matched with the fixing nut to fix the filter element body to the first partition mounting plate.

As a preferred scheme of the utility model, a pressure detection interface is arranged in the filter tank body, and a pressure instrument is installed at the pressure detection interface.

In a preferred embodiment of the present invention, an exhaust port is provided in the filter tank body.

As a preferable scheme of the utility model, the water inlet and the water outlet are respectively provided with a flange interface for installation and connection with a pipeline.

As a preferable scheme of the utility model, a fixed support leg is connected outside the filter tank body.

The utility model has the following beneficial effects:

the filter device separates a water inlet area from a filtered water outlet area, the water inlet area is arranged below the filtered water outlet area, cooling water enters the water inlet area from the water inlet in a tangential direction, the cooling water generates vortex-type rotation after entering the interior of the filtering tank body, the cooling water rises to a filtering water outlet area at the upper part along with the vortex, and is discharged from a water outlet after being filtered by the filter core body; because rotary motion produces centrifugal force, the great solid particle in the cooling water is in the effect of centrifugal force soon to filter tank inner wall along with whirl in-process lift then pile up filter tank body bottom's drain department, open the drain and can discharge. This filter equipment replaces current pipeline formula filter, can the internal vortex formula that produces of filter tank filters for the cooling water obtains abundant filtration, avoids the granule to pile up filter core body a certain position prolongs the maintenance cycle greatly, and application flow range is wider, more convenient connection and maintenance.

Drawings

FIG. 1 is a schematic perspective view of a filter assembly according to the present invention;

FIG. 2 is a schematic cross-sectional view of a filter assembly according to the present invention;

FIG. 3 is a schematic diagram of a perforated plate of a filter assembly according to the present invention;

FIG. 4 is a schematic cross-sectional view of a perforated plate of a filter assembly according to the present invention;

fig. 5 is an enlarged view of a structure of fig. 2.

Description of reference numerals: 1. the filter comprises a filter tank body, 11 parts of a sewage outlet, 12 parts of a pressure detection interface, 13 parts of an exhaust interface, 14 parts of a flange interface, 2 parts of a water inlet area, 21 parts of a water inlet, 22 parts of a porous plate, 221 parts of a through hole, 222 parts of a cylinder body, 3 parts of a filter water outlet area, 31 parts of a filter core body, 4 parts of a first partition mounting plate, 41 parts of a filter element fixing mechanism, 411 parts of an adjusting screw rod, 412 parts of a fixing nut, 413 parts of an elastic spring body, 414 parts of a spring limiting section, 5 parts of a second partition mounting plate and 6 parts of a fixing support leg.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected unless otherwise explicitly stated or limited. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 5, the present invention provides a preferred filter device.

The utility model provides a marine converter station cooling system's filter equipment, includes the filtration jar body 1 that is used for filtering the cooling water, locates the delivery port of the 1 upside of filtration jar body, locate filter the water inlet 21 of the 1 downside of jar body and locate the drain 11 of the 1 bottom of filtration jar body, filter jar body 1 in by supreme division down into intake zone 2 and filtration effluent zone 3, install filter element body 31 in the effluent zone 3, the cooling water is followed water inlet 21 gets into with tangential direction intake zone 2, and the process follow behind the filter element body 31 the delivery port is discharged.

Thus, the filter device separates the water inlet area 2 from the filtered water outlet area 3, the water inlet area 2 is arranged below the filtered water outlet area 3, cooling water enters the water inlet area 2 from the water inlet 21 in a tangential direction, the cooling water enters the filtering tank body 1 and then generates vortex-type rotation, rises to the upper filtering water outlet area 3 along with the vortex, is filtered by the filter core body 31 and then is discharged from the water outlet; because rotary motion produces centrifugal force, the great solid particle in the cooling water revolves to the effect of centrifugal force along with the whirl in-process of rising the inner wall of the filter tank body 1, piles up then the drain 11 department of the 1 bottom of the filter tank body opens drain 11 and can discharge. This filter equipment replaces current pipeline formula filter, can filter 1 internal production vortex formula of jar and filter for the cooling water obtains abundant filtration, avoids the granule to pile up filter core body 31 a certain position prolongs the maintenance cycle greatly, and application flow range is wider, more convenient connection and maintenance.

Fig. 3 and 4 show that, in this embodiment, the water inlet 21 is provided with a porous plate 22, the porous plate 22 is provided with a plurality of through holes 221 and a cylinder 222 corresponding to the through holes 221, each cylinder 222 is communicated with one through hole 221, the cylinder 222 is inclined to make the cooling water flow enter the inside of the filter tank body 1 in the tangential direction, and specifically, the porous plate 22 is arranged in a V-shaped structure or an arc-shaped structure. In the in-service use process, the through-hole 221 and the cylinder 222 of sideband angle about the perforated plate 22 can change into water direction for the cooling water rivers by the cylinder 222 gets into with tangential direction and filters jar internal portion towards clockwise or anticlockwise rotation, produces the vortex formula and filters, makes the cooling water obtain abundant filtration, avoids avoiding the granule to pile up at certain position of filter element body 31, simultaneously the perforated plate 22 is facing the direction of rivers and is bent and have certain angle, promptly the perforated plate 22 sets up to V-arrangement structure or arc structure, can weaken the cooling water and get into the impact that causes when filtering jar body 1, life is longer.

Referring to fig. 2, this embodiment still includes first partition mounting panel 4 and second partition mounting panel 5, both sides are respectively with first partition mounting panel 4 and second partition mounting panel 5 fixed mounting about the filter core body 31, do between first partition mounting panel 4 and the second partition mounting panel 5 filter water outlet area 3, and second partition mounting panel 5 below is into water inlet area 2. Specifically, the first partition mounting plate 4 is provided with an adjustable filter element fixing mechanism 41, and the filter element body 31 is fixedly mounted on the first partition mounting plate 4 through the filter element fixing mechanism 41; as shown in fig. 5, the filter element fixing mechanism 41 is provided with an adjusting screw 411, a fixing nut 412, an elastic spring body 413 and a spring limiting section 414, the adjusting screw 411 and the spring limiting section 414 are respectively fixed on the filter core body 31, the elastic spring body 413 penetrates the adjusting screw 411 and is limited in the spring limiting section 414, one end of the adjusting screw 411 passes through the first partition mounting plate 4 and is engaged with the fixing nut 412 to fix the filter core body 31 to the first partition mounting plate 4, so that, the pressing force of the elastic spring body 413 pressing the filter element body 31 is used for realizing an adjustable function, the problem that the end face of the filter element body 31 cannot form a seal and is shaken by water flow impact to cause filter failure is avoided, and the tightness of the filter element body 31 and the first partition mounting plate 4 can be adjusted through the filter element fixing mechanism 41.

Fig. 1 shows that, this embodiment the internal pressure detection interface 12 that is equipped with of filter tank 1, pressure instrument is installed to pressure detection interface 12 department, the internal exhaust interface 13 that is equipped with of filter tank 1, when atmospheric pressure reachs the restriction and signals the suggestion maintenance operation, high-pressure gas is discharged by exhaust interface 13, avoids gaseous being in filter tankThe top of the body 1 is piled up to cause unstable system pressure, so that the filtering device can meet 1500m³Flow/h, working pressure 10bar requirement.

Referring to fig. 1, the water inlet 21 and the water outlet of this embodiment are both provided with flange connectors 14 for connecting with pipelines, so as to facilitate connection with other pipelines. The filtering tank body 1 is externally connected with a fixed support leg 6, and the installation is convenient.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims (10)

1. The utility model provides a marine converter station cooling system's filter equipment, its characterized in that, including the filtration jar body that is used for filtering the cooling water, locate filter the delivery port of jar body upside, locate filter the water inlet of jar body downside and locate filter the drain of jar body bottom, filter jar internal by supreme separation down into intake zone and filtration effluent zone, install the filter core body in the filtration effluent zone, the cooling water is followed the water inlet gets into with tangential direction intake zone, and process follow behind the filter core body the delivery port is discharged.

2. The filter device of a marine converter station cooling system according to claim 1, wherein said water inlet is provided with a perforated plate, said perforated plate is provided with a plurality of through holes and cylinders corresponding to said through holes, each of said cylinders is connected to one of said through holes, said cylinders are inclined to allow the flow of cooling water to enter said filter tank body in said tangential direction.

3. The filter arrangement of an offshore converter station cooling system, according to claim 2, wherein said perforated plate is arranged in a V-shaped configuration or an arc configuration.

4. The filter assembly of an offshore converter station cooling system of claim 1, further comprising a first partition mounting plate and a second partition mounting plate, wherein the upper and lower sides of the filter core are fixedly mounted with the first partition mounting plate and the second partition mounting plate, respectively.

5. The filter device of the offshore converter station cooling system of claim 4, wherein the first partition mounting plate is provided with an adjustable filter element fixing mechanism, and the filter element is fixedly mounted with the first partition mounting plate through the filter element fixing mechanism.

6. The filter device of an offshore converter station cooling system according to claim 5, wherein the filter element fixing mechanism is provided with an adjusting screw, a fixing nut, an elastic spring body and a spring limiting section, the adjusting screw and the spring limiting section are respectively fixed to the filter core body, the elastic spring body penetrates through the adjusting screw and is limited in the spring limiting section, and one end of the adjusting screw penetrates through the first partition mounting plate and is matched with the fixing nut to fix the filter core body to the first partition mounting plate.

7. The filter device of an offshore converter station cooling system according to claim 1, wherein a pressure detection interface is arranged in the filter tank body, and a pressure instrument is mounted at the pressure detection interface.

8. The filter arrangement of an offshore converter station cooling system of claim 1, wherein an exhaust interface is provided in said filter tank body.

9. The filter device of an offshore converter station cooling system of claim 1, wherein the water inlet and the water outlet are each provided with a flange interface for installation connection with a pipe.

10. The filter arrangement of a marine converter station cooling system according to claim 1, characterized in that a fixing foot is connected outside said filter tank body.

Images