CN212479218U - Pressure-bearing wellhead device of earthquake observation station - Google Patents

Abstract

The utility model discloses a platform pressure-bearing well head device is surveyd to earthquake, including main well pipe, constant current device, support and storage water tank, the top of support welds in constant current device's bottom, constant current device includes drainage port, delivery port, weir plate, current stabilizer and water guide mouth, drainage port, delivery port and water guide mouth are seted up in constant current device's side, current stabilizer and weir plate are fixed in the bottom surface of constant current device inner chamber, the side of current stabilizer and weir plate bonds in constant current device's inner wall, the inner wall of delivery port is pegged graft and is had the outlet pipe, a terminal threaded connection of outlet pipe is in the inner wall of outer silk mouth. The device reduces the water pressure of well water through the constant-flow device, converts the well water into domestic water and water with other purposes, and achieves the purpose of saving water resources.

Description

Pressure-bearing wellhead device of earthquake observation station

Technical Field

The utility model relates to a technical field is surveyd to the underground fluid specifically is a platform station pressure-bearing wellhead assembly is surveyed to earthquake.

Background

The pressure-bearing wellhead device is an important link in an earthquake underground fluid observation technical system, pressure-bearing well water has the current situations of strong water pressure and large flow, water supply reconstruction is carried out on the wellhead device, the chemical observation quality of the earthquake underground fluid is improved on the basis of ensuring the water for earthquake underground fluid water chemical monitoring, and meanwhile, the water requirements of other purposes such as living water of an observation station and the like are met.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a platform pressure-bearing wellhead assembly is surveyd to earthquake reduces the water pressure of well water through constant current device, and the intraductal earial discharge of unnecessary well water follow main shaft through the second lateral flow pipe to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a pressure-bearing wellhead device of an earthquake observation station comprises a main well pipe, a constant-current device, a support and a water storage tank, wherein the top end of the support is welded at the bottom of the constant-current device, the constant-current device comprises a drainage port, a water outlet, a weir plate, a flow stabilizing plate and a water guide port, the drainage port, the water outlet and the water guide port are formed in the side surface of the constant-current device, the flow stabilizing plate and the weir plate are fixed on the bottom surface of an inner cavity of the constant-current device, the side surfaces of the flow stabilizing plate and the weir plate are bonded on the inner wall of the constant-current device, the inner wall of the water outlet is inserted with a water outlet pipe, one end of the water outlet pipe is in threaded connection with the inner wall of an external thread, the external thread is communicated with the inside of the water storage tank, the bottom end of the support is;

the top of main well casing is the opening design, the inside intercommunication of main well casing has first lateral flow pipe, second lateral flow pipe and third lateral flow pipe, the one end intercommunication of first lateral flow pipe has the water pipe for the monitoring, the flange gate valve is installed to the outer wall of first lateral flow pipe, the surface intercommunication of water pipe for the monitoring has secondary outlet pipe, inside the well pond is extended to the one end of second lateral flow pipe, the one end of third lateral flow pipe communicates in the inner wall of water guide mouth.

Preferably, eight groups of secondary water outlet pipes are arranged, six groups of secondary water outlet pipes are equidistantly distributed on the surface of the monitoring water pipe, and two groups of secondary water outlet pipes are communicated with two ends of the monitoring water pipe.

Preferably, the reinforcing rods are welded between the supports, and the rubber pads are bonded at the bottom ends of the supports.

Preferably, the valves are arranged on the outer walls of the first branch pipe, the third branch pipe and the domestic water pipe, and anti-skid patterns are arranged on the surfaces of the valves.

Preferably, the water outlets are provided with three groups, and the three groups of water outlets are distributed on the outer wall of the constant-current device in parallel.

Preferably, the main well pipe is 2.5m higher than the ground level, the first branch pipe is 1m lower than the ground level, the third branch pipe is 1.6m higher than the ground level, and the distance between the second branch pipe and the top of the main well pipe is 10 cm.

Compared with the prior art, the beneficial effects of the utility model are that: this device does not seal through main well casing top and forms atmospheric pressure balance, lets out the interior earial drainage of unnecessary well water from main well casing through the second lateral flow pipe, prevents that the well house from being in high wet state for a long time, has ensured the normal operating of station monitoring, forecast, scientific research work, reduces the water pressure of well water through constant current device, changes the well water into domestic water and other usage water, has reached the purpose of water economy resource.

Drawings

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

fig. 2 is a schematic view of the main structure of the constant current device of the present invention;

fig. 3 is the utility model discloses overlook the structural schematic diagram of water pipe for monitoring.

In the figure: 1. a first branch pipe; 2. a main well pipe; 3. a second branch pipe; 4. a third branch flow pipe; 5. a valve; 6. a constant current device; 7. a reinforcing bar; 8. a water outlet pipe; 9. a support; 10. a water storage tank; 11. a domestic water pipe; 12. a bleed port; 13. a water outlet; 14. a weir plate; 15. a flow stabilizer; 16. a water guide port; 17. a secondary water outlet pipe; 18. a flange gate valve; 19. the water pipes were monitored.

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. 1-2, the present invention provides a technical solution: a pressure-bearing wellhead device of an earthquake observation station comprises a main well pipe 2, a constant-current device 6, a support 9 and a water storage tank 10, wherein the top end of the support 9 is welded at the bottom of the constant-current device 6, the constant-current device 6 comprises a drainage port 12, a water outlet 13, a weir plate 14, a flow stabilizing plate 15 and a water guide port 16, the drainage port 12, the water outlet 13 and the water guide port 16 are arranged on the side surface of the constant-current device 6, the flow stabilizing plate 15 and the weir plate 14 are fixed at the bottom surface of the inner cavity of the constant-current device 6, the side surfaces of the flow stabilizing plate 15 and the weir plate 14 are bonded on the inner wall of the constant-current device 6, the inner wall of the water outlet 13 is spliced with a water outlet pipe 8, one end of the water outlet pipe 8 is in threaded connection with the inner wall of an external thread, the external thread is communicated with the inside of the water storage tank 10, the bottom end, the three groups of water outlets 13 are distributed on the outer wall of the constant-current device 6 in parallel, so that water flow can smoothly enter the water storage tank 10 from the constant-current device 6, the reinforcing rods 7 are welded between the supports 9, so that the stability of the device is enhanced, the rubber pads are bonded at the bottom ends of the supports 9, the friction force between the supports and the bottom surface is increased, the three groups of water outlets 13 are formed in the water outlets 13, and the three groups of water outlets 13 are distributed on the outer wall of the constant-current device 6 in parallel, so that the water flow can smoothly enter the water;

referring to fig. 1-3, the top end of the main well pipe 2 is designed to be an opening, the inside of the main well pipe 2 is communicated with a first branch pipe 1, a second branch pipe 3 and a third branch pipe 4, one end of the first branch pipe 1 is communicated with a monitoring water pipe 19, a flange gate valve 18 is installed on the outer wall of the first branch pipe 1, the surface of the monitoring water pipe 19 is communicated with a secondary water outlet pipe 17, one end of the second branch pipe 3 extends into the well pool, one end of the third branch pipe 4 is communicated with the inner wall of the water guiding opening 16, the secondary water outlet pipes 17 are arranged in eight groups, six groups of secondary water outlet pipes 17 are equidistantly distributed on the surface of the monitoring water pipe 19, the two groups of secondary water outlet pipes 17 are communicated with two ends of the monitoring water pipe 19, in order to increase the diversity of monitoring water, the main well pipe 2 is higher than the ground level by 2.5m, the first branch pipe 1m lower than the ground level, the third branch pipe 4 is higher than the ground level by 1., the valve 5 is installed to the outer wall of first lateral flow 1, third lateral flow 4 and domestic water pipe 11, and the antiskid decorative pattern has been seted up on the surface of valve 5, and the purpose is the friction of increase and hand.

The working principle is as follows: when the device is used, well water is supplied from a main well pipe 2, the water flow is firstly shunted to a first branch flow pipe 1 from the main well pipe 2 from bottom to top, a flange gate valve 18 arranged on the outer wall of the first branch flow pipe 1 is opened, the water flow enters a monitoring water pipe 19 through the first branch flow pipe 1, the water flow is shunted again through eight groups of secondary water outlet pipes 17 communicated with the surface of the monitoring water pipe 19 and used for flow monitoring and observation of chemical quantities such as gas radon, gas mercury and the like in earthquake observation, the secondary water outlet pipes 17 are connected with the monitoring water pipe 19 made of PVC materials, the effects of rust prevention, corrosion prevention and the like are realized after the water flow is buried underground for a long time, the water flow is shunted to a third branch flow pipe 4 from bottom to top from the main well pipe 2, a valve 5 arranged on the outer wall of the third branch flow pipe 4 is opened, the water flow enters the inside a constant flow device 6 through the third branch flow pipe 4 and a water guide port, when water flow flows into the water storage tank 10 through the water outlet 13 and the water outlet pipe 8, when the water level line in the constant-current device 6 is higher than the weir plate 14, redundant water flows out of the drainage port 12 on the surface of the constant-current device 6 and flows into the well pool through the water pipe, in consideration of the visualization of the interior of the constant-current device 6, the constant-current device 6 adopts high-thickness toughened glass as a main body, the flow stabilizing plate 15 adopts a high-thickness acrylic plate, all joints and joint points adopt glass cement to ensure the sealing performance of the whole constant-current device 6 under a high water pressure environment, water in the water storage tank 10 provides daily life water supply and water for other purposes through the domestic water pipe 11, the water flow is finally distributed to the second branch flow pipe 3 from bottom to top through the main well pipe 2, the second branch flow pipe 3 extends into the well pool to discharge the redundant water in the main well pipe 2, the top end of the main well pipe 2 is communicated with air, the air pressure is balanced, and the siphon phenomenon is avoided.

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 (6)

1. The utility model provides a pressure-bearing wellhead assembly of earthquake observation station, includes main well pipe (2), constant current device (6), support (9) and storage water tank (10), its characterized in that: the top end of the support (9) is welded at the bottom of the constant-current device (6), the constant-current device (6) comprises a drainage port (12), a water outlet (13), a weir plate (14), a flow stabilizing plate (15) and a water guide port (16), the drainage port (12), the water outlet (13) and the water guide port (16) are arranged on the side surface of the constant-current device (6), the flow stabilizing plate (15) and the weir plate (14) are fixed on the bottom surface of the inner cavity of the constant-current device (6), the side surfaces of the flow stabilizing plate (15) and the weir plate (14) are bonded on the inner wall of the constant-current device (6), the inner wall of the water outlet (13) is spliced with a water outlet pipe (8), one end of the water outlet pipe (8) is connected with the inner wall of an external thread, the external thread is communicated with the inside of the water storage tank (10), the bottom end of the support (9) is welded on the surface of the water storage tank (10, the inner wall of the external thread opening is in threaded connection with a domestic water pipe (11);

the top of main well casing (2) is the opening design, the inside intercommunication of main well casing (2) has first lateral flow pipe (1), second lateral flow pipe (3) and third lateral flow pipe (4), the one end intercommunication of first lateral flow pipe (1) has water pipe (19) for the monitoring, flange gate valve (18) are installed to the outer wall of first lateral flow pipe (1), the surface intercommunication of water pipe (19) for the monitoring has secondary outlet pipe (17), inside the well pond is extended to the one end of second lateral flow pipe (3), the one end of third lateral flow pipe (4) communicates in the inner wall of water conservancy diversion mouth (16).

2. The seismic observation station pressure-bearing wellhead assembly of claim 1, wherein: eight groups of secondary water outlet pipes (17) are arranged, six groups of secondary water outlet pipes (17) are equidistantly distributed on the surface of the water pipe (19) for monitoring, and two groups of secondary water outlet pipes (17) are communicated with two ends of the water pipe (19) for monitoring.

3. The seismic observation station pressure-bearing wellhead assembly of claim 1, wherein: the reinforcing rods (7) are welded between the supports (9), and rubber pads are bonded to the bottom ends of the supports (9).

4. The seismic observation station pressure-bearing wellhead assembly of claim 1, wherein: the valve (5) is installed to the outer wall of first lateral flow pipe (1), third lateral flow pipe (4) and domestic water pipe (11), anti-skidding decorative pattern has been seted up on the surface of valve (5).

5. The seismic observation station pressure-bearing wellhead assembly of claim 1, wherein: the water outlets (13) are provided with three groups, and the three groups of water outlets (13) are distributed on the outer wall of the constant-current device (6) in parallel.

6. The seismic observation station pressure-bearing wellhead assembly of claim 1, wherein: the main well pipe (2) is higher than the ground level by 2.5m, the first branch pipe (1) is lower than the ground level by 1m, the third branch pipe (4) is higher than the ground level by 1.6m, and the distance between the second branch pipe (3) and the top of the main well pipe (2) is 10 cm.

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