CN209742839U - Paste leaking stoppage pressure injection assembly - Google Patents
Paste leaking stoppage pressure injection assembly Download PDFInfo
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- CN209742839U CN209742839U CN201920167086.5U CN201920167086U CN209742839U CN 209742839 U CN209742839 U CN 209742839U CN 201920167086 U CN201920167086 U CN 201920167086U CN 209742839 U CN209742839 U CN 209742839U
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- sliding chamber
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- pipe
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Abstract
The utility model discloses a cream leaking stoppage pressure injection subassembly, including holding stifled, pressure injection pipe, wash port and wood joint under pipe, sealing washer, pressure injection piston, sliding chamber, piston bush, the sliding chamber, the inner chamber sliding connection who holds the pipe has the pressure injection piston, the upper end and the lower extreme of pressure injection piston surface all overlap and are equipped with the sealing washer, the lower extreme threaded connection who holds the outside of tubes has the sliding chamber, the inner chamber sliding connection of sliding chamber has piston bush. The utility model discloses set up and hold pipe, sealing washer, pressure and annotate piston, sliding chamber, piston bush, sliding chamber down stifled, pressure and annotate pipe, wash port and wood joint, played can effectually carry out the putty to gap or crack, not only easy operation, the principle is understandable moreover to furthest's reduction cost, the pressure of having solved current lost circulation material annotates the subassembly not only the operation complicacy, the principle is also more complicated more unintelligible simultaneously, and the higher problem of construction cost.
Description
Technical Field
The utility model relates to a putty subassembly technical field specifically is paste leaking stoppage pressure injection subassembly.
Background
In order to solve the problem that the cement slurry loss cannot cause the solidification and leakage stoppage, a leakage stoppage material of a composite leakage stoppage paste is available at present, because the leakage stoppage material is pasty and hardly has fluidity, and can not be diluted by underground water, and the paste can be solidified and solidified within a certain time, thereby achieving the effect of stopping leakage, the paste has approximate performance as follows, can be extruded, has low density basically controlled to be about 2.0, can adjust the initial setting time of the leakage stoppage paste by adjusting the mixture ratio, is not suitable for extrusion and pouring when the leakage stoppage paste is initially solidified, is longer than the time for preparing and working when an assembly and pouring tool is put into a drilling hole leakage stoppage part and the like, and can not be poured into the designed part to be solidified before measurement, obviously, the paste leakage stoppage pressure injection assembly is not feasible, the initial setting time is not too long, the time is too long, the leakage stoppage effect is adversely affected or the time for accident treatment is prolonged, the construction efficiency is affected, and meanwhile, the operation and the principle are complex and the cost is high.
SUMMERY OF THE UTILITY MODEL
an object of the utility model is to provide a subassembly is annotated in paste leaking stoppage pressure, it is comparatively simple to possess operation and principle, and the lower advantage of cost, and the pressure of having solved current lost circulation material annotates the subassembly and not only operates complicatedly, and the principle is also more complicated and difficult to understand simultaneously, and the higher problem of construction cost.
In order to achieve the above object, the utility model provides a following technical scheme: the paste leaking stoppage pressure injection assembly comprises an accommodating pipe, a sealing ring, a pressure injection piston, a sliding chamber, a piston bushing, a sliding chamber lower plug, a pressure injection pipe, a drain hole and a wood joint, wherein the inner cavity of the accommodating pipe is connected with the pressure injection piston in a sliding mode, the sealing ring is sleeved at the upper end and the lower end of the outer surface of the pressure injection piston, the lower end of the outer side of the accommodating pipe is connected with the sliding chamber in a threaded mode, the inner cavity of the sliding chamber is connected with the piston bushing in a sliding mode, the drain hole is formed in the outer surface of the sliding chamber, the lower end of the inner cavity of the sliding chamber is connected with the sliding chamber lower plug in a threaded mode, the lower end of the inner cavity of the sliding.
Preferably, the outer diameter of the accommodating tube is 71mm, the wall thickness is 5.5mm, and the inner diameter is 60mm, the volume of the accommodating tube is 2.83L/m, and the length of the accommodating tube is about 3 m.
Preferably, the injection piston is made of light alloy round aluminum, and the outer diameter is 57mm and the height is 80 mm.
Preferably, the shape of the sealing ring is Y-shaped, and the maximum outer diameter of the sealing ring 2 can reach 61.6 mm.
Preferably, the bottom of the piston bushing is uniformly provided with 4 tooth-shaped steps with the height of about 6 mm.
Preferably, the thread groove formed in the bottom of the lower plug of the sliding chamber is a left-handed thread groove, the thread machined at the upper end of the wood joint is a left-handed thread, the thread groove formed at the lower end of the wood joint is a left-handed thread groove, and the thread machined at the upper end of the injection pipe is a left-handed thread.
Compared with the prior art, the beneficial effects of the utility model are as follows:
The utility model discloses set up and hold pipe, sealing washer, pressure and annotate piston, sliding chamber, piston bush, sliding chamber down stifled, pressure and annotate pipe, wash port and wood joint, played can effectually carry out the putty to gap or crack, not only easy operation, the principle is understandable moreover to furthest's reduction cost, the pressure of having solved current lost circulation material annotates the subassembly not only the operation complicacy, the principle is also more complicated more unintelligible simultaneously, and the higher problem of construction cost.
Drawings
1 is the structure schematic diagram of the utility model.
In the figure: 1 containing pipe, 2 sealing ring, 3 pressure injection piston, 4 sliding chamber, 5 piston bush, 6 sliding chamber lower plug, 7 pressure injection pipe, 8 drain hole, 9 wood joint.
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, the paste leaking stoppage pressure injection assembly comprises an accommodating tube 1, a sealing ring 2, a pressure injection piston 3, a sliding chamber 4, a piston bush 5, a sliding chamber lower plug 6, a pressure injection tube 7, a water discharge hole 8 and a wood joint 9, wherein the accommodating tube 1 has an outer diameter of 71mm, a wall thickness of 5.5mm and an inner diameter of 60mm, the accommodating tube 1 has a volume of 2.83L/m and a length of about 3 m, the accommodating tube 1 is connected with the pressure injection piston 3 in a sliding manner, the pressure injection piston 3 is made of light alloy round aluminum and has an outer diameter of 57mm and a height of 80mm, the sealing ring 2 is sleeved on the upper end and the lower end of the outer surface of the pressure injection piston 3, the sealing ring 2 is in a 'Y' shape, the maximum outer diameter of the sealing ring 2 can reach 61.6mm, the lower end outside of the accommodating tube 1 is connected with the sliding chamber 4 in a threaded manner, the inner cavity of the sliding chamber 4 is connected with the piston bush 5 in a sliding manner, the outer surface of the sliding chamber 4 is provided with a drain hole 8, the lower end of the inner cavity of the sliding chamber 4 is in threaded connection with a lower sliding chamber plug 6, the bottom of the lower sliding chamber plug 6 is provided with a left-handed thread groove, the thread processed at the upper end of a wood joint 9 is a left-handed thread groove, the thread processed at the lower end of the wood joint 9 is a left-handed thread groove, the thread processed at the upper end of a pressure injection pipe 7 is a left-handed thread groove, the lower end of the inner cavity of the lower sliding chamber plug 6 is in threaded connection with a wood joint 9, the lower end of the inner cavity of the wood joint 9 is in threaded connection with the pressure injection pipe 7, and the problem that the gap or the crack can be effectively blocked is solved.
When in use, a little lubricating oil is dripped on the outer side of a piston bush 5 in the inner cavity of a sliding chamber 4, the piston bush 5 is assembled into the sliding chamber 4 from the lower part of the sliding chamber 4 to the uppermost part of the sliding chamber 4, 6 drain holes are sealed, a pipe wrench or a casing wrench arranged on a machine table is used for connecting the sliding chamber 4 with a sliding chamber lower plug 6, a soaked sea tangle strip is wound at three groups of grooves of a wood joint 9, the outer diameter is not more than 75mm, a wood plug with phi 40 and 50mm is inserted into the lower part of the wood joint 9 from the bottom of the wood joint 9 and fixed by penetrating 6mm of aluminum alloy wires, the height of the wood plug cannot exceed the through hole of the groove of the lowest group, then the wood joint 9 is connected with the sliding chamber lower plug 6, the connection mode is left-handed, an injection pipe 7 is arranged in advance, then the injection pipe 7 is ready to be connected with the wood joint 9, the connection mode is left-handed, the three steps, after the plugging and pressure injection assembly is basically assembled, in the assembly stage, the upper end of a sliding chamber 4 of the pressure injection assembly is connected with an accommodating pipe 1 which is 3 meters long, the assembly combination is put into a drill hole, the upper end of the accommodating pipe 1 is clamped by an orifice Trojan horse clamp or a clamping groove, prepared grouting paste is injected into the accommodating pipe 1, the accommodating pipe 1 is continuously connected according to the requirement, the grouting paste is continuously injected, generally, one group of three accommodating pipes 1 is provided, at most two groups of three accommodating pipes are provided, a pressure injection piston 3 is arranged on the grouting paste in the accommodating pipe 1, the upper accommodating pipe 1 is connected, a pressure injection piston 3 and a wood joint 9 are put into the part needing the paste in the hole, in the pressure injection stage and principle, a drilling machine driving drill rod is connected with the accommodating pipe 1, the drilling machine driving drill rod is connected with a slurry pump high-pressure rubber pipe, clean water is started to be injected into the accommodating pipe 1, a slurry pump, the pressure is gradually increased, high-pressure water flow reaches the upper part of the pressure injection piston 3, when the pressure is increased to a certain degree, the pressure injection piston 3 moves downwards, the pressure injection piston 3 which moves downwards extrudes grouting paste, the grouting paste enters the cross-shaped through hole of the groove of the wood joint 9, water-swelling materials in the groove, namely, the submerged sea-tangle strips are extruded outwards until the sea-tangle strips are sealed with the hole wall of the drilled hole in a sealing manner, the pressure is continuously increased, the aluminum alloy wires which are fixed between the wood plug and the wood joint 9 are cut off, the wood plug is pressed into the pressure injection pipe 7, the grouting paste enters the pressure injection pipe 7 along with the pressure injection piston, the grouting piston 3 is injected into the hole wall and the hole wall gap through the hole on the pressure injection pipe 7, when the pressure injection enters the tail sound stage, the pressure injection piston 3 is pressed into the piston bush 5, due to the special design of the piston bush 5, the pressure injection piston 3 and the piston bush, at the moment, the index change of a pressure gauge of the slurry pump needs to be closely paid attention, when high-pressure water flow is injected into an annular gap between a hole wall and a drill rod from a water discharging hole and returns upwards, the slurry pump releases pressure instantly, a pointer of the pressure gauge swings back greatly, the slurry pump is shut down after the pressure gauge releases pressure, the pressure injection is started after the pump is stopped for 1-2 hours, the drill rod and a pressure injection assembly in a lifting hole are prepared, a drilling machine is started, a vertical shaft of a hydraulic combination valve of the drilling machine is controlled to be arranged at a rising position, a micro clutch enables the drill rod in the hole to rotate forwards, at the moment, a sliding chamber lower plug 6 and a wood joint 9 of the pressure injection assembly are buckled and separated due to the forward rotation, after separation, the drill rod in the hole is lifted according to the normal operation step of lifting the drill rod in the hole, after waiting for a, the cost is reduced to the maximum extent, and the problems that the existing pressure injection assembly of the plugging material is complex in operation, complex and unintelligible in principle and high in construction cost are solved.
In summary, the following steps: this cream leaking stoppage pressure injection subassembly has set up and has held pipe 1, sealing washer 2, pressure injection piston 3, sliding chamber 4, piston bush 5, sliding chamber lower block 6, pressure injection pipe 7, wash port 8 and wood joint 9, has played and can effectually carry out the putty to gap or crack, and not only easy operation, the principle is understandable moreover to furthest's reduction cost, the pressure injection subassembly of having solved current lost circulation material is not only complicated to operate, and the principle is also more complicated and more unintelligible simultaneously, and the higher problem of construction cost.
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. Paste leaking stoppage pressure injection subassembly is including holding under tub (1), sealing washer (2), pressure injection piston (3), sliding chamber (4), piston bush (5), the sliding chamber stifled (6), pressure injection pipe (7), wash port (8) and wood joint (9), its characterized in that: the pressure injection device is characterized in that an inner cavity of the accommodating tube (1) is connected with a pressure injection piston (3) in a sliding mode, a sealing ring (2) is sleeved at the upper end and the lower end of the outer surface of the pressure injection piston (3), a sliding chamber (4) is connected with the lower end of the outer side of the accommodating tube (1) in a threaded mode, a piston bushing (5) is connected with the inner cavity of the sliding chamber (4) in a sliding mode, a drain hole (8) is formed in the outer surface of the sliding chamber (4), a lower end of the inner cavity of the sliding chamber (4) is connected with a sliding chamber lower plug (6), a lower end of the inner cavity of the sliding chamber lower plug (6) is connected with a wood joint (9).
2. The paste leakage stoppage pressure injection assembly according to claim 1, characterized in that: the outer diameter of the accommodating pipe (1) is 71mm, the wall thickness is 5.5mm, the inner diameter is 60mm, the volume of the accommodating pipe (1) is 2.83L/m, and the length is about 3 m.
3. The paste leakage stoppage pressure injection assembly according to claim 1, characterized in that: the pressure injection piston (3) is made of light alloy round aluminum, and the outer diameter is 57mm, and the height is 80 mm.
4. The paste leakage stoppage pressure injection assembly according to claim 1, characterized in that: the shape of sealing washer (2) is "Y" type, and the biggest external diameter of sealing washer (2) can reach 61.6 mm.
5. The paste leakage stoppage pressure injection assembly according to claim 1, characterized in that: 4 tooth-shaped steps with the height of about 6mm are uniformly arranged at the bottom of the piston bushing (5).
6. The paste leakage stoppage pressure injection assembly according to claim 1, characterized in that: the screw thread groove formed in the bottom of the lower plug (6) of the sliding chamber is a left-handed screw thread groove, the screw thread machined at the upper end of the wood joint (9) is a left-handed screw thread, the screw thread formed at the lower end of the wood joint (9) is a left-handed screw thread groove, and the screw thread machined at the upper end of the injection pressing pipe (7) is a left-handed screw thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920167086.5U CN209742839U (en) | 2019-01-31 | 2019-01-31 | Paste leaking stoppage pressure injection assembly |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920167086.5U CN209742839U (en) | 2019-01-31 | 2019-01-31 | Paste leaking stoppage pressure injection assembly |
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| CN209742839U true CN209742839U (en) | 2019-12-06 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116397921A (en) * | 2023-04-12 | 2023-07-07 | 兰州有色冶金设计研究院有限公司 | Sliding type injection cavity pressing device for forming plug pin film and use method |
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2019
- 2019-01-31 CN CN201920167086.5U patent/CN209742839U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116397921A (en) * | 2023-04-12 | 2023-07-07 | 兰州有色冶金设计研究院有限公司 | Sliding type injection cavity pressing device for forming plug pin film and use method |
| CN116397921B (en) * | 2023-04-12 | 2023-10-27 | 兰州有色冶金设计研究院有限公司 | Sliding type injection cavity pressing device for forming plug pin film and use method |
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