Plug device for airtight separation of engineering drill hole

Abstract

The utility model relates to the technical field of engineering drilling, in particular to a plug device for airtight separation of engineering drilling, which comprises a delivery pipe, a connecting device is mounted at the bottom end of the delivery pipe and sleeved with the outer wall of the delivery pipe, and a plug mechanism is fixedly sleeved with the outer wall of the connecting device and penetrates into the connecting device. The embolism mechanism comprises a fixing ring, the fixing ring is fixedly connected to the outer wall of the device shell in a sleeving mode, a filling balloon is fixedly connected to the outer wall of the device shell and penetrates through the fixing ring to the interior of the device shell, and a supporting ring is fixedly connected to the bottom end of the filling balloon and is located in the device shell. According to the utility model, the conveying pipe is matched with internal parts of the connecting device, the connecting device and the plug mechanism are driven to move to proper positions, and then the internal parts of the plug mechanism are matched with each other, so that the sealing separation operation of the engineering hole can be completed, and the water stopping effect is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of engineering drilling, in particular to an embolization device used for airtight separation of engineering drilling. Background Art

[0002] An exploration hole is an exploration hole that controls the engineering geological conditions of a certain area or site during foundation investigation. Existing projects require exploration of groundwater levels, and exploration requires the exploration hole to be transferred out for stratified observation. The aquifers are generally separated by casing or mud ball sealing.

[0003] However, in the prior art, the use of mud balls for plugging has the problem of complicated procedures and difficulty in ensuring the water-stopping effect. Therefore, it is necessary to propose an embolization device for closed separation of engineering boreholes to solve the above problems. Utility Model Content

[0004] The purpose of the utility model is to provide an embolization device for the airtight separation of engineering boreholes. Through the mutual cooperation between the internal parts of the embolization mechanism, the airtight separation operation of the engineering hole can be completed, thereby achieving a water-stopping effect, so as to solve the problem in the prior art that the water-stopping effect of mud ball sealing is difficult to ensure.

[0005] In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions: an embolization device for closed separation of engineering drilling holes, comprising a delivery pipe, a connecting device is installed at the bottom end of the delivery pipe and is sleeved with the outer wall of the delivery pipe, an embolization mechanism is sleeved and fixed on the outer wall of the connecting device and penetrates into the interior of the connecting device.

[0006] Preferably, the connecting device includes a device shell, which is located at the bottom end of the delivery pipe and is sleeved with the outer wall of the delivery pipe. Solenoid valves are connected and fixed on both sides of the bottom end of the delivery pipe and penetrate into the interior of the device shell. A connecting column is slidably connected to the bottom end of the device shell and penetrates the device shell to the top end of the device shell. A sealing plate is connected and fixed to the bottom end of the connecting column.

[0007] Preferably, the embolization mechanism includes a fixing ring, which is sleeved and fixed on the outer wall of the device shell, the outer wall of the device shell is connected and fixed with a filling balloon, and passes through the fixing ring to the interior of the device shell, the bottom end of the filling balloon is connected and fixed with a support ring, and is located inside the device shell, the top end of the sealing plate is connected and fixed with a sealing ring, and passes through the interior of the device shell, the interior of the device shell is slidably connected with a limiting ring, and is sleeved and fixed with the outer wall of the connecting column, and the bottom end of the limiting ring is connected and fixed with a reset spring.

[0008] Preferably, a connecting groove matching the solenoid valve is provided at the top end of the device housing, a plurality of fixing blocks are installed in the connecting groove, and a mounting groove matching the sealing plate is provided at the bottom end of the device housing.

[0009] Preferably, a sealing groove matching the sealing ring is provided at the bottom end of the device shell, an expansion groove matching the filling balloon is provided inside the fixing ring, and a moving groove matching the supporting ring is provided inside the device shell.

[0010] Preferably, a movable groove matching the connecting column is provided inside the device shell, a limiting groove matching the limiting ring is provided inside the device shell, and the filling balloon is made of rubber.

[0011] In the above technical solution, the technical effects and advantages provided by the utility model are:

[0012] The device housing is connected to the electromagnetic valves on both sides of the delivery pipe through the connection groove, and the electromagnetic valve is energized to connect and fix with the fixing block in the connection groove, so as to complete the connection and fixation of the device housing and the delivery pipe. At the same time, the delivery pipe and the device housing squeeze the connecting column, so that the extruded connecting column pushes the limit ring to squeeze the reset spring to shrink and move. The movement of the connecting column drives the sealing plate to move out of the device housing, so that the air inside the device housing flows. Then the delivery pipe is started, so that the delivery pipe drives the device housing to be transported to the inside of the engineering hole through the electromagnetic valve, so that the device housing can be moved to a suitable position inside the engineering hole, so as to facilitate the closed separation operation of the engineering hole.

[0013] The solenoid valve is powered off to separate the delivery pipe from the device shell, and then the delivery pipe is moved out of the engineering hole to release the squeeze of the delivery pipe on the connecting column. The connecting column drives the limit ring to release the squeeze of the reset spring. The reset spring resets and pushes the limit ring to move. The limit ring moves and pushes the connecting column to reset. The reset of the connecting column drives the sealing plate at the bottom to contact the device shell, so that the sealing ring on the sealing plate moves to the inside of the device shell, so that the sealing ring squeezes the support ring. The support ring is squeezed and transmits force to the filling balloon, so that the filling balloon expands from an elliptical state to a spherical state after being squeezed, and expands from the inside of the fixed ring, contacts with the wall of the engineering hole to fill the gap, and the sealing plate drives the sealing ring to seal and isolate the device shell, so that the air flow in the engineering hole is reduced, and the closed separation operation in the engineering hole can be completed, thereby achieving a water-stopping effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in the present invention. For ordinary technicians in this field, other drawings can also be obtained based on these drawings.

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 It is a schematic diagram of the connection structure between the device housing and the delivery pipe of the utility model;

[0017] Figure 3 It is a schematic diagram of the cross-sectional structure of the device shell of the utility model.

[0018] Description of reference numerals:

[0019] 1. Delivery tube; 2. Connecting device; 201. Device housing; 202. Connecting column; 203. Sealing plate; 204. Solenoid valve; 3. Embolization mechanism; 301. Fixing ring; 302. Filling balloon; 303. Support ring; 304. Sealing ring; 305. Limiting ring; 306. Return spring. DETAILED DESCRIPTION

[0020] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings.

[0021] The utility model provides Figure 1-3 The embolization device shown is used for airtight separation of engineering boreholes, including a delivery pipe 1, a connecting device 2 is installed at the bottom end of the delivery pipe 1, and is sleeved with the outer wall of the delivery pipe 1, and an embolization mechanism 3 is sleeved and fixed on the outer wall of the connecting device 2 and penetrates into the interior of the connecting device 2. The delivery pipe 1 cooperates with the internal parts of the connecting device 2, and drives the connecting device 2 and the embolization mechanism 3 to move to the appropriate position, and then the internal parts of the embolization mechanism 3 cooperate with each other, so as to complete the airtight separation operation of the engineering hole.

[0022] Refer to the instruction manual Figure 1-3 The connecting device 2 includes a device shell 201, which is located at the bottom end of the delivery pipe 1 and is sleeved with the outer wall of the delivery pipe 1. Solenoid valves 204 are connected and fixed on both sides of the bottom end of the delivery pipe 1 and penetrate into the interior of the device shell 201. A connecting column 202 is slidably connected to the bottom end of the device shell 201 and penetrates the device shell 201 to the top of the device shell 201. A sealing plate 203 is connected and fixed to the bottom end of the connecting column 202. Through the mutual cooperation between the internal parts of the connecting device 2, the internal parts of the embolization mechanism 3 can be driven to move to a suitable position.

[0023] Refer to the instruction manual Figure 1-3The embolization mechanism 3 includes a fixing ring 301, which is sleeved and fixed on the outer wall of the device shell 201. The outer wall of the device shell 201 is connected and fixed with a filling balloon 302, which passes through the fixing ring 301 to the inside of the device shell 201. The bottom end of the filling balloon 302 is connected and fixed with a supporting ring 303 and is located inside the device shell 201. The top of the sealing plate 203 is connected and fixed with a sealing ring 304 and passes through the inside of the device shell 201. The inside of the device shell 201 is slidably connected with a limiting ring 305, which is sleeved and fixed with the outer wall of the connecting column 202. The bottom end of the limiting ring 305 is connected and fixed with a reset spring 306. Through the mutual cooperation between the internal parts of the embolization mechanism 3, the closed separation operation of the engineering hole can be completed.

[0024] Refer to the instruction manual Figure 1-3 A connecting groove matching the solenoid valve 204 is provided at the top of the device housing 201, and a plurality of fixing blocks are installed in the connecting groove. A mounting groove matching the sealing plate 203 is provided at the bottom of the device housing 201. The connecting groove matching the solenoid valve 204 at the top of the device housing 201 facilitates the delivery pipe 1 to drive the device housing 201 to move.

[0025] Refer to the instruction manual Figure 1-3 A sealing groove matching the sealing ring 304 is provided at the bottom of the device shell 201, an expansion groove matching the filling balloon 302 is provided inside the fixed ring 301, and a movable groove matching the support ring 303 is provided inside the device shell 201. Through the expansion groove inside the fixed ring 301, the filling balloon 302 can be expanded from an elliptical state to a spherical state after being squeezed, so as to perform a closed separation operation on the engineering hole.

[0026] Refer to the instruction manual Figure 1-3 A movable groove matching the connecting column 202 is opened inside the device shell 201, and a limiting groove matching the limiting ring 305 is opened inside the device shell 201. The filling balloon 302 is made of rubber material. Through the movable groove inside the device shell 201, the connecting column 202 can drive the sealing plate 203 to complete the sealing operation on the bottom end of the device shell 201.

[0027] How this utility works:

[0028] Refer to the instruction manual Figure 1-3, connect the device housing 201 to the solenoid valves 204 on both sides of the delivery pipe 1 through the connection groove, and at the same time, energize the solenoid valve 204 to connect and fix it with the fixing block in the connection groove, thereby completing the connection and fixation of the device housing 201 and the delivery pipe 1. At the same time, the delivery pipe 1 and the device housing 201 squeeze the connecting column 202, so that the squeezed connecting column 202 pushes the limit ring 305 to squeeze the reset spring 306 to shrink and move, and the movement of the connecting column 202 drives the sealing plate 203 to move out of the device housing 201, so that the air in the device housing 201 flows, and then start the delivery pipe 1, so that the delivery pipe 1 drives the device housing 201 to be transported to the inside of the engineering hole through the solenoid valve 204, so that the device housing 201 can be moved to a suitable position inside the engineering hole, so as to facilitate the closed separation operation of the engineering hole;

[0029] Refer to the instruction manual Figure 1-3 The electromagnetic valve 204 is powered off to separate the delivery pipe 1 from the device housing 201, and then the delivery pipe 1 is removed from the engineering hole, so that the delivery pipe 1 releases the squeeze on the connecting column 202, and the connecting column 202 drives the limit ring 305 to release the squeeze on the reset spring 306, and the reset spring 306 resets and pushes the limit ring 305 to move, and the limit ring 305 moves and pushes the connecting column 202 to reset, and the connection column 202 resets and drives the sealing plate 203 at the bottom to contact with the device housing 201, so that the sealing ring 30 on the sealing plate 203 is released. 4 moves to the inside of the device shell 201, so that the sealing ring 304 squeezes the support ring 303, and the support ring 303 is squeezed to transmit the force to the filling balloon 302, so that the filling balloon 302 is squeezed and expands from the elliptical state to a spherical state, and expands from the inside of the fixing ring 301, contacts with the wall of the engineering hole to fill the gap, and the sealing plate 203 drives the sealing ring 304 to seal and isolate the device shell 201, so that the air flow in the engineering hole is reduced, and the closed separation operation in the engineering hole can be completed, thereby achieving a water-stopping effect.

[0030] The above only describes some exemplary embodiments of the present invention by way of illustration. It is undoubted that those skilled in the art can modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims

1. An embolization device for airtight separation of engineering boreholes, comprising a delivery pipe (1), characterized in that: A connecting device (2) is installed at the bottom end of the delivery pipe (1) and is sleeved with the outer wall of the delivery pipe (1); an embolization mechanism (3) is sleeved and fixed to the outer wall of the connecting device (2) and penetrates into the interior of the connecting device (2).

2. The embolization device for airtight separation of engineering boreholes according to claim 1, characterized in that: The connecting device (2) comprises a device housing (201), the device housing (201) being located at the bottom end of the delivery pipe (1) and being sleeved with the outer wall of the delivery pipe (1), solenoid valves (204) being connected and fixed to both sides of the bottom end of the delivery pipe (1) and penetrating into the interior of the device housing (201), a connecting column (202) being slidably connected to the bottom end of the device housing (201) and penetrating the device housing (201) to the top end of the device housing (201), and a sealing plate (203) being connected and fixed to the bottom end of the connecting column (202).

3. The embolization device for airtight separation of engineering boreholes according to claim 2, characterized in that: The embolization mechanism (3) comprises a fixing ring (301), the fixing ring (301) being sleeved and fixed on the outer wall of the device housing (201), the outer wall of the device housing (201) being connected and fixed with a filling balloon (302), which passes through the fixing ring (301) to the inside of the device housing (201), the bottom end of the filling balloon (302) being connected and fixed with a supporting ring (303), which is located inside the device housing (201), the top end of the sealing plate (203) being connected and fixed with a sealing ring (304), which passes through the inside of the device housing (201), the inside of the device housing (201) being slidably connected with a limiting ring (305), which is sleeved and fixed with the outer wall of the connecting column (202), and the bottom end of the limiting ring (305) being connected and fixed with a return spring (306).

4. The embolization device for airtight separation of engineering boreholes according to claim 2, characterized in that: A connection groove matching the solenoid valve (204) is provided at the top end of the device housing (201), a plurality of fixing blocks are installed in the connection groove, and a mounting groove matching the sealing plate (203) is provided at the bottom end of the device housing (201).

5. The embolization device for airtight separation of engineering boreholes according to claim 3, characterized in that: A sealing groove matching the sealing ring (304) is provided at the bottom end of the device housing (201), an expansion groove matching the filling balloon (302) is provided inside the fixing ring (301), and a moving groove matching the supporting ring (303) is provided inside the device housing (201).

6. The embolization device for airtight separation of engineering boreholes according to claim 3, characterized in that: A movable groove matching the connecting column (202) is provided inside the device housing (201), a limiting groove matching the limiting ring (305) is provided inside the device housing (201), and the filling balloon (302) is made of rubber.

Images