CN211676365U - Detachable flash tank discharging pipe - Google Patents

Abstract

The utility model discloses a detachable flash tank discharging pipe, which comprises a first outer sleeve and a second outer sleeve, wherein the inner side surfaces of the first outer sleeve and the second outer sleeve are respectively provided with a heat preservation layer, the heat preservation layer is sleeved with an inner sleeve through a strip-shaped groove arranged on the inner side surface of the heat preservation layer, the outer side surface of the first outer sleeve is in threaded connection with a pin column, the upper end of the outer side surface of the pin column is provided with a first annular mounting plate, the lower end of the outer side surface of the pin column is provided with a cylindrical clamping strip, the lower end surface of the first outer sleeve penetrates through the pin column to be sleeved with a sealing sleeve, the detachable flash tank discharging pipe has simple structure and convenient installation, can be conveniently and rapidly disassembled and replaced, simultaneously adopts the detachable lining to be added in the discharging pipe at the bottom of the flash tank, can effectively reduce the production cost by regularly replacing the lining, brings convenience to the safe use, the leakage at the joint can be effectively avoided through the annular rubber plug.

Description

Detachable flash tank discharging pipe

Technical Field

The utility model relates to a flash tank drain pipe technical field specifically is a detachable flash tank discharging pipe.

Background

The flash evaporation of the steam tank is that high-pressure saturated water enters a lower-pressure container and then becomes a part of saturated steam and saturated water under the pressure of the container due to sudden pressure reduction. Flash evaporation is mainly applied to boiler drainage water recovery in thermal power plants and geothermal power generation. The flash drum needs often to carry out pressure testing, leak testing when using, guarantees that each pipeline is unblocked, washs with water, gets rid of the impurity in the flash drum, consequently the internal normal meeting of flash drum bottom discharging pipe takes place to block up when using, needs regularly to carry out the whole change. The whole replacement of the discharge pipe at the bottom of the flash tank is high in cost and inconvenient to operate, and the pipeline is likely to be not tightly sealed in the installation process.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a detachable flash tank discharging pipe, can be very convenient install change, brought the facility for installation and use, can effectively seal the interface position moreover, further promoted the utility model discloses a safety in utilization can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a detachable flash tank discharging pipe comprises a first outer sleeve and a second outer sleeve, wherein heat-insulating layers are arranged on the inner side surfaces of the first outer sleeve and the second outer sleeve respectively, an inner sleeve is sleeved on the heat-insulating layers through a strip-shaped groove formed in the inner side surface of the heat-insulating layers, a plug column is connected to the outer side surface of the first outer sleeve in a threaded manner, a first annular mounting plate is arranged at the upper end of the outer side surface of the plug column, a cylindrical clamping strip is arranged at the lower end of the outer side surface of the plug column, a sealing sleeve is sleeved on the lower end surface of the first outer sleeve through the plug column, a second sealing ring is arranged on the lower end surface of the plug column, a first annular sealing ring is arranged on the lower surface of the first annular mounting plate, a sleeve is connected to the upper end of the outer side surface of the second outer sleeve in a threaded manner, a second annular mounting plate is arranged at, the inner side surface of the sleeve is provided with a cylindrical groove which is sleeved with the bolt post.

As a preferred technical scheme of the utility model, the inner skleeve is through setting up the location strip and the heat preservation looks joint of its lateral surface, and the quantity of location strip is four, telescopic lateral surface including four location strip evenly distributed.

As a preferred technical scheme of the utility model, the quantity of cylindricality card strip is no less than three, is no less than three cylindricality card strip evenly distributed at the lateral surface of bolt post.

As the utility model discloses an optimal technical scheme, the seal cover comprises rubber sleeve and annular rubber end cap, and the quantity of rubber sleeve is two, and two rubber sleeve symmetries set up the both ends face at annular rubber end cap, the rubber sleeve cup joints the medial surface at two continuous inner skleeves respectively.

As an optimized technical scheme of the utility model, the medial surface in cylindricality groove is equipped with the constant head tank, and the constant head tank corresponds the setting with cylindricality card strip joint.

Compared with the prior art, the beneficial effects of the utility model are that: this detachable flash tank discharging pipe, simple structure, simple to operate, can be very convenient carry out quick assembly disassembly and change, adopt simultaneously to increase in flash tank bottom discharging pipe and to dismantle the inside lining, regularly change the inside lining can effective reduction in production cost, brought the facility for the safe handling of flash tank, setting up of first ring type seal can carry out fine sealing to the bushing mouth, can effectively avoid the junction to take place to leak through annular rubber end cap.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a first jacket structure;

FIG. 3 is a cross-sectional view of a second sleeve;

FIG. 4 is a schematic cross-sectional view of a first outer sleeve;

fig. 5 is a schematic view of the sealing sleeve structure.

In the figure: the heat-insulation pipe comprises a first outer sleeve 1, a positioning bolt 2, a sleeve 3, a second outer sleeve 4, a second annular mounting plate 5, a first annular mounting plate 6, a first annular sealing ring 7, a pin column 8, a cylindrical groove 9, a sealing sleeve 10, a second sealing ring 11, a cylindrical clamping strip 12, a positioning strip 13, an inner sleeve 14, a heat-insulation layer 15, a rubber sleeve 16, an annular rubber plug 17, a positioning groove 18 and a positioning groove 19 of a sealing ring.

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. 1-5, the present invention provides a technical solution: a detachable flash evaporation tank discharging pipe comprises a first outer sleeve 1 and a second outer sleeve 4, heat-insulating layers 15 are arranged on the inner side surfaces of the first outer sleeve 1 and the second outer sleeve 4, an inner sleeve 14 is sleeved on the heat-insulating layers 15 through strip-shaped grooves formed in the inner side surfaces of the heat-insulating layers 15, a pin column 8 is connected to the outer side surface of the first outer sleeve 1 in a threaded mode, a first annular mounting plate 6 is arranged at the upper end of the outer side surface of the pin column 8, cylindrical clamping strips 12 are arranged at the lower end of the outer side surface of the pin column 8, no less than three cylindrical clamping strips 12 are arranged, no less than three cylindrical clamping strips 12 are uniformly distributed on the outer side surface of the pin column 8, a sealing sleeve 10 is sleeved on the lower end surface of the first outer sleeve 1 through the pin column 8, a second sealing ring 11 is arranged on the lower end surface of the pin column 8, a first annular sealing, the upper end of the outer side surface of the sleeve 3 is provided with a second annular mounting plate 5, the second annular mounting plate 5 is connected with a first annular mounting plate 6 through a positioning bolt 2, the upper end of the inner side surface of the sleeve 3 is provided with a sealing ring positioning groove 19 which is correspondingly clamped with a first annular sealing ring 7, the inner side surface of the sleeve 3 is provided with a cylindrical groove 9 which is sleeved with a pin column 8, an inner sleeve 14 is clamped with a heat preservation layer 15 through a positioning strip 13 which is arranged on the outer side surface of the inner sleeve 14, the number of the positioning strips 13 is four, the four positioning strips 13 are uniformly distributed on the outer side surface of the inner sleeve 14, a sealing sleeve 10 is composed of a rubber sleeve 16 and an annular rubber plug 17, the number of the rubber sleeves 16 is two, the two rubber sleeves 16 are symmetrically arranged on two end surfaces of the annular rubber plug 17, the rubber sleeves 16 are respectively sleeved on the inner side surfaces of the two, this detachable flash tank discharging pipe, simple structure, simple to operate, the change of carrying out quick assembly disassembly that can be very convenient adopts the increase in flash tank bottom discharging pipe to dismantle the inside lining simultaneously, regularly changes the inside lining and can effectively reduction in production cost, has brought the facility for the safe handling of flash tank.

When in use: when the sleeve is replaced, the inner sleeve 14 is respectively drawn out from the inner side surfaces of the first outer sleeve 1 and the second outer sleeve 4, a new inner sleeve 14 is sequentially inserted into the inner side surfaces of the first outer sleeve 1 and the second outer sleeve 4, then the sleeve 3 and the bolt pin 8 are sequentially rotated to the two connecting ports, the rubber sleeve 16 is respectively plugged into the inner side surfaces of the inner sleeves 14 of the two splicing ports, the bolt pin 8 is inserted into the inner side surface of the sleeve 3, and the second annular mounting plate 5 and the first annular mounting plate 6 are connected together through the positioning bolt 2.

The utility model can be conveniently installed, occupies little space when in use, and is convenient to install and use; the maintenance cost of the flash tank can be effectively reduced, and the use convenience is improved; the sealing sleeve 10 facilitates the sealing of the connecting port, and improves the convenience of use.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a detachable flash drum discharging pipe, includes first outer sleeve pipe (1) and second outer sleeve pipe (4), its characterized in that: the inner side surfaces of the first outer sleeve (1) and the second outer sleeve (4) are respectively provided with a heat preservation layer (15), the heat preservation layers (15) are sleeved with an inner sleeve (14) through a strip-shaped groove arranged on the inner side surface of the heat preservation layers, the outer side surface of the first outer sleeve (1) is in threaded connection with a latch post (8), the upper end of the outer side surface of the latch post (8) is provided with a first annular mounting plate (6), the lower end of the outer side surface of the latch post (8) is provided with a cylindrical clamping strip (12), the lower end surface of the first outer sleeve (1) penetrates through the latch post (8) and is sleeved with a sealing sleeve (10), the lower end surface of the latch post (8) is provided with a second sealing ring (11), the lower surface of the first annular mounting plate (6) is provided with a first annular sealing ring (7), the upper end of the outer side surface of the second outer sleeve (4, second annular mounting panel (5) link to each other with first annular mounting panel (6) through positioning bolt (2), the medial surface upper end of sleeve (3) is equipped with and corresponds sealing washer constant head tank (19) that set up with first annular seal ring (7) joint, and the medial surface of sleeve (3) is equipped with columnar groove (9) that cup joint mutually with cotter post (8).

2. A removable flash tank discharge pipe according to claim 1, wherein: the inner sleeve (14) is clamped with the heat-insulating layer (15) through positioning strips (13) arranged on the outer side surface of the inner sleeve, the number of the positioning strips (13) is four, and the four positioning strips (13) are uniformly distributed on the outer side surface of the inner sleeve (14).

3. A removable flash tank discharge pipe according to claim 1, wherein: the number of the cylindrical clamping strips (12) is not less than three, and the not less than three cylindrical clamping strips (12) are uniformly distributed on the outer side surface of the plug pin column (8).

4. A removable flash tank discharge pipe according to claim 1, wherein: the sealing sleeve (10) is composed of two rubber sleeves (16) and two annular rubber plugs (17), the two rubber sleeves (16) are symmetrically arranged on two end faces of each annular rubber plug (17), and the rubber sleeves (16) are respectively sleeved on the inner side faces of the two connected inner sleeves (14).

5. A removable flash tank discharge pipe according to claim 1, wherein: the inner side surface of the cylindrical groove (9) is provided with a positioning groove (18), and the positioning groove (18) is correspondingly clamped with the cylindrical clamping strip (12).

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