CN217634125U

CN217634125U - Heat insulation valve device for geothermal well plugging device

Info

Publication number: CN217634125U
Application number: CN202220983282.1U
Authority: CN
Inventors: 林峰; 李艳忠
Original assignee: Hubei Dida Heat Energy Technology Co ltd
Current assignee: Hubei Dida Heat Energy Technology Co ltd
Priority date: 2022-04-22
Filing date: 2022-04-22
Publication date: 2022-10-21
Anticipated expiration: 2032-04-22

Abstract

The utility model provides a heat insulation valve device for a geothermal well blowout preventer, which comprises a valve body transverse pipe, a valve body vertical pipe, a lifting valve rod and a locking pressure rod; a partition plate is arranged in the transverse pipe of the valve body, and a communicating valve hole is formed in the partition plate; the valve body vertical pipe is vertically connected to the middle part of the valve body transverse pipe, the lifting valve rod is arranged in the valve body vertical pipe in a lifting mode, the lower end of the lifting valve rod is provided with a sealing block, and the sealing block is opposite to the communicating valve hole; the locking compression bar is vertically arranged at the upper end of the valve body vertical pipe in a lifting manner. The beneficial effects of the utility model are that: this thermal-insulated valve gear's lifting valve rod sets up in the valve body standpipe with liftable, and lifting valve rod separates through the stopping with valve body standpipe inner wall, and lifting valve rod passes through locking depression bar drive and goes up and down, and the temperature of the rotation hand wheel of sufficient assurance valve body standpipe and locking depression bar upper end can not excessively rise because of heat-conduction like this to thermal-insulated valve gear's operation of can being convenient for prevents that the staff from being scalded when operation geothermal well valve gear.

Description

Heat insulation valve device for geothermal well plugging device

Technical Field

The utility model relates to a geothermal exploitation device technical field specifically is a thermal-insulated valve gear for geothermal well blowout preventer.

Background

The geothermal well is a facility that is used for exploiting underground geothermal water, thereby reach geothermal utilization, the geothermal well head is equipped with the blowout preventer usually, the effect of blowout preventer is that seals the geothermal well head, prevent the waste that geothermal water overflow caused, the blowout preventer is also the node of geothermal water outside water delivery, consequently be equipped with a plurality of valves on the geothermal well blowout preventer usually, so that outside water delivery, because geothermal water temperature is higher, when using conventional valve device on the geothermal well blowout preventer, can make operating device's on the valve device temperature rise, can influence the operating device's on to the valve device operation of staff like this, can scald staff's hand even.

SUMMERY OF THE UTILITY MODEL

In view of the above, in order to solve the problem that the temperature of the operating mechanism of the valve device on the geothermal well blowout preventer is too high, the utility model provides a thermal insulation valve device for the geothermal well blowout preventer, which comprises a valve body transverse pipe, a valve body vertical pipe, a lifting valve rod and a locking pressure rod;

a partition plate is arranged in the transverse pipe of the valve body, and a communicating valve hole is formed in the partition plate;

the valve body vertical pipe is vertically connected to the middle part of the valve body transverse pipe, a connecting cover body is arranged at the upper end of the valve body vertical pipe, a connecting hole is formed in the connecting cover body, and an annular baffle is arranged in the valve body vertical pipe;

the lifting valve rod is arranged in the vertical valve body pipe in a lifting manner, a lifting plate is arranged at the upper end of the lifting valve rod, the lower end of the lifting valve rod penetrates through the wall of the horizontal valve body pipe and extends into the horizontal valve body pipe, a sealing block is arranged at the lower end of the lifting valve rod, and the sealing block is opposite to the communicating valve hole; a reset elastic piece is arranged between the lifting plate and the annular baffle;

the locking pressing rod is vertically arranged in the connecting hole in a liftable mode, and the lower end of the locking pressing rod abuts against the upper surface of the lifting plate.

Further, the valve body is violently managed with the valve body standpipe outer wall all is equipped with the insulating layer.

Furthermore, the locking compression bar is arranged in the connecting hole in a lifting manner in a threaded connection manner.

Furthermore, a rotating hand wheel is arranged at the upper end of the locking pressure rod.

Furthermore, a filling material is arranged in a cavity below the annular baffle plate, and the filling material surrounds the lifting valve rod.

Furthermore, the sealing block is a frustum block, and an elastic sealing layer is arranged on the side face of the sealing block.

Further, the division board includes first board, second board and separates the diaphragm, the baffle diaphragm, first board, second board interval setting, separate the diaphragm and connect between first board, second board, the intercommunication valve hole is located separate on the diaphragm.

The utility model relates to a thermal-insulated valve gear for geothermal well blowout preventer's beneficial effect does: this thermal-insulated valve gear is when using, geothermal water violently manages through the valve body and flows, thermal-insulated valve gear's valve body standpipe only lower extreme is connected in the valve body standpipe, can reduce the heat of geothermal water to the transmission of valve body standpipe like this, the lifting valve rod sets up in the valve body standpipe with liftable simultaneously, the lifting valve rod separates through the stopping with valve body standpipe inner wall, the lifting valve rod passes through locking depression bar drive and goes up and down, the temperature of the rotation hand wheel of fully guaranteeing valve body standpipe and valve body standpipe upper end can not excessively rise because of geothermal water's heat-conduction effect like this, thereby thermal-insulated valve gear's operation can be convenient for, prevent that the staff from being scalded when operating geothermal well valve gear.

Drawings

Fig. 1 is a schematic diagram of the overall structure of a heat insulation valve device for a geothermal well blowout preventer according to an embodiment of the present invention.

Fig. 2 is an internal structure schematic diagram of a heat insulation valve device for a geothermal well blowout preventer according to an embodiment of the present invention.

In the above figures: 1-valve body transverse pipe, 11-connecting flange, 12-separating plate, 13-communicating valve hole, 2-valve body vertical pipe, 21-annular baffle, 22-filling material, 3-connecting cover body, 4-lifting valve rod, 41-lifting plate, 42-sealing block, 43-spiral spring, 5-locking compression bar, 51-rotating hand wheel, 52-heat insulation block and 6-heat insulation layer.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be further described below with reference to the accompanying drawings.

Referring to fig. 1 and 2, a heat insulation valve device for a geothermal well blowout preventer includes a valve body horizontal tube 1, a valve body vertical tube 2, a lifting valve rod 4 and a locking compression rod 5;

the horizontal pipe 1 of valve body is the cavity body, and 1 both ends of horizontal pipe of valve body are equipped with a flange 11 respectively, are equipped with division board 12 in the horizontal pipe 1 of valve body, in this embodiment, division board 12 includes first board, second board and separation diaphragm, and the interval sets up on first board, the second board, and wherein first board top edge is connected in the horizontal pipe 1 upper inner wall of valve body, and first board bottom edge is connected in the horizontal pipe 1 lower inner wall of valve body, separates the diaphragm level and sets up, and separates the diaphragm end and connect respectively on first board, second board to separate 1 both sides cavity of horizontal pipe of valve body, be equipped with the intercommunication valve opening on the separation diaphragm, intercommunication valve opening 13 intercommunication division board 12 left and right sides cavity.

The valve body standpipe 2 is vertically connected with the middle part of the valve body transverse pipe 1, the upper end of the valve body standpipe 2 is opened, a connecting cover body 3 is further arranged on the valve body standpipe 2, the connecting cover body 3 is sealed, the upper end of the valve body standpipe 2 is opened, a connecting hole is formed in the connecting cover body 3, and an annular baffle plate 21 is arranged in the valve body standpipe 2.

The lifting valve rod 4 is arranged in the valve body vertical pipe 2 in a lifting manner, a lifting plate 41 is arranged at the upper end of the lifting valve rod 4, the lower end of the lifting valve rod 4 penetrates through the annular baffle 21 and the upper wall of the valve body transverse pipe 1 and extends into the valve body transverse pipe 1, a sealing block 42 is arranged at the lower end of the lifting valve rod 4, and the sealing block 42 is opposite to the communication valve hole 13; the sealing block 42 is a frustum block with a frustum structure, the communication valve hole 13 is also in a frustum shape, an elastic sealing layer is arranged on the side face of the sealing block 42, the elastic sealing layer is preferably made of rubber, the sealing block 42 is used for being inserted into the communication valve hole 13 so as to close the valve device, a reset elastic part is arranged between the lifting plate 41 and the annular baffle plate 21, preferably, the reset elastic part is a spiral spring 43, the spiral spring 43 is sleeved outside the lifting valve rod 4, and the spiral spring 43 is used for resetting the lifting valve rod 4.

The outer wall of the locking pressing rod 5 is provided with an external thread, an internal thread is arranged in the connecting hole, the locking pressing rod 5 is arranged in the connecting hole in a lifting mode through a threaded connection mode, a rotating hand wheel 51 is arranged at the upper end of the locking pressing rod 5, the lower end of the locking pressing rod 5 abuts against the upper surface of the lifting plate 41, a heat insulation block 52 is further arranged at the lower end of the locking pressing rod 5, the heat insulation block 52 can be formed by coating heat insulation coating on the lower end of the locking pressing rod 5 and can also be formed by connecting a heat coating material to the lower end of the locking pressing rod 5, and the heat insulation block 52 can reduce the heat transferred from the lifting plate 41 to the locking pressing rod 5.

Further, be equipped with stopping 22 in the cavity below ring baffle 21, stopping 22 centers on lifting valve rod 4, stopping 22 is used for preventing that the interior hot water of valve body violently pipe 1 from spilling over to the valve body standpipe 2, stopping 22 can also prevent lifting valve rod 4 to the heat conduction of valve body standpipe 2.

Further, the valve body violently manages 1 with 2 outer walls of valve body standpipe all are equipped with insulating layer 6, and insulating layer 6 can prevent that the valve body violently manages 1 and 2 scald hands of valve body standpipe, still can reduce the heat of 1 ground hot water in the valve body violently pipe and scatter and disappear.

The utility model discloses a theory of operation that is used for geothermal well blowout preventer's thermal-insulated valving does: when the heat insulation valve device is used, one end of the heat insulation valve device is connected to the geothermal well blowout preventer through the connecting flange 11, and the other end of the heat insulation valve device is connected with the water delivery pipe; when the heat insulation valve device needs to close a valve, the hand wheel 51 is rotated manually to drive the locking compression rod 5 to descend spirally, the lower end of the locking compression rod 5 presses the lifting plate 41 downwards to enable the lifting valve rod 4 to descend, and the sealing block 42 at the lower end of the lifting valve rod 4 is inserted into the communicating valve hole, so that the heat insulation valve device is closed; when the heat insulation valve device needs to open a valve, the hand wheel 51 is rotated manually to drive the locking compression rod 5 to ascend spirally, the lifting valve rod 4 descends to rebound under the elastic force of the spiral spring 43, the sealing block at the lower end of the lifting valve rod 4 is separated from the communicating valve hole 13, the communicating valve hole 13 is communicated with the spaces on two sides of the partition plate 12, two sides of the transverse valve body pipe 1 are communicated, and the heat insulation valve device is opened.

In this document, the terms front, back, upper and lower are used to define the components in the drawings and the positions of the components relative to each other, and are used for clarity and convenience of the technical solution. It is to be understood that the use of the directional terms should not be taken to limit the scope of the claims.

The features of the embodiments and embodiments described herein above may be combined with each other without conflict.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. A thermal-insulated valving for a geothermal well blowout preventer, characterized by: the valve comprises a valve body transverse pipe, a valve body vertical pipe, a lifting valve rod and a locking compression rod;

2. An insulated valve assembly for a geothermal well blowout preventer according to claim 1, wherein: the valve body is violently managed with the valve body standpipe outer wall all is equipped with the insulating layer.

3. An insulated valve apparatus for a geothermal well blowout preventer according to claim 1, wherein: the locking compression bar is arranged in the connecting hole in a lifting manner in a threaded connection manner.

4. An insulated valve apparatus for a geothermal well blowout preventer according to claim 1, wherein: and a rotating hand wheel is arranged at the upper end of the locking pressure rod.

5. An insulated valve assembly for a geothermal well blowout preventer according to claim 1, wherein: and a filling material is arranged in the cavity below the annular baffle plate and surrounds the lifting valve rod.

6. An insulated valve assembly for a geothermal well blowout preventer according to claim 1, wherein: the sealing block is a frustum block, and an elastic sealing layer is arranged on the side face of the sealing block.

7. An insulated valve assembly for a geothermal well blowout preventer according to claim 1, wherein: the division board includes first board, second board and separates the diaphragm, first board second board interval sets up, separates the diaphragm and connects between first board, second board, the intercommunication valve opening is located separate on the diaphragm.