阅读说明：本技术 一种水下采油树下放安装测试工具 (Subsea tree transfer installation testing tool ) 是由 覃火兰 于 2019-09-27 设计创作，主要内容包括：本发明公开了一种水下采油树下放安装测试工具,包括测试工具主体、外壳、感应器、吊环和活动柱,测试工具主体的顶部固定连接有吊环,吊环的底部外围外壁与测试工具主体的顶部外围外壁相连,吊环的底部活动连接有穿孔柱,穿孔柱的两侧外围外壁与底板的底部内侧内壁搭接相连,穿孔柱的底部活动连接有带动柱,带动柱会带动转轴在穿孔柱旋转时向下沉,从而使带动柱不会跟随穿孔柱的旋转一起进行旋转,而当下放工具通过吊环带动穿孔柱向带动柱处轻轻按时,穿孔柱和带动柱之间的磁铁会相互进行吸引,而当两端的磁铁之间相互吸引贴合后,会带动穿孔柱和带动柱之间一起进行固定,从而方便下放工具将工具快速从水中取出,在未来具有广泛的发展前景。(The invention discloses a testing tool for lowering and installing an underwater Christmas tree, which comprises a testing tool main body, a shell, an inductor, a hanging ring and a movable column, wherein the top of the testing tool main body is fixedly connected with the hanging ring, the outer wall of the periphery of the bottom of the hanging ring is connected with the outer wall of the periphery of the top of the testing tool main body, the bottom of the hanging ring is movably connected with a perforated column, the outer walls of the peripheries of two sides of the perforated column are in lap joint with the inner wall of the bottom of a bottom plate, the bottom of the perforated column is movably connected with a driving column, the driving column can drive a rotating shaft to sink downwards when the perforated column rotates, so that the driving column can not rotate along with the rotation of the perforated column, when the lowering tool drives the perforated column to slightly press the driving column through the hanging ring, magnets between the perforated column and the driving column can attract each other, and after magnets at two ends attract each, therefore, the tool can be conveniently placed and rapidly taken out of the water, and the development prospect is wide in the future.)

1. The utility model provides an installation testing tool is transferred to subsea tree, includes test tool main part (1), shell (2), inductor (5), rings (9) and activity post (13), its characterized in that: the testing tool comprises a testing tool body (1), a lifting ring (9) is fixedly connected to the top of the testing tool body (1), the outer peripheral wall of the bottom of the lifting ring (9) is connected with the outer peripheral wall of the top of the testing tool body (1), a perforated column (11) is movably connected to the bottom of the lifting ring (9), the outer peripheral walls of two sides of the perforated column (11) are connected with the inner wall of the bottom of a bottom plate (2) in an overlapping manner, a fixing stud (901) penetrates through the middle of the perforated column (11), the outer peripheral wall of the fixing stud (901) is connected with the inner wall of the perforated column (11) in an overlapping manner, a driving column (12) is movably connected to the bottom of the perforated column (11), the outer peripheral wall of the top of the driving column (12) is connected with the outer peripheral wall of the bottom of the perforated column (11) in an overlapping manner, a shell (2) is fixedly connected to the bottom of the, the opposite side embedding of shell (2) is connected with drain pipe (3), the peripheral outer wall and the inboard inner wall of shell (2) of drain pipe (3) link to each other, the bottom both sides fixedly connected with warning light (6) of shell (2), the peripheral outer wall of warning light (6) links to each other with the peripheral outer wall of the bottom both sides of shell (2), the bottom swing joint of shell (2) has assistor (7), the inboard inner wall in top of assistor (7) links to each other with the inboard inner wall overlap joint in bottom of incubator (3), the bottom swing joint of assistor (7) has christmas tree head (8), the peripheral outer wall in top of christmas tree head (8) links to each other with the inboard inner wall overlap joint in bottom of assistor (7).

2. The subsea tree lowering installation test tool of claim 1, wherein: the two sides of the bottom of the shell (2) are embedded and connected with sliding grooves (14), the peripheral outer walls of the sliding grooves (14) are connected with the inner walls of the two sides of the bottom of the mixer (4), the bottom of the sliding groove (14) is movably connected with a movable column (13), the peripheral outer wall of the movable column (13) is connected with the inner wall of the inner side of the bottom of the sliding groove (14) in an overlapping way, the two sides of the Christmas tree head (8) are movably connected with fixing columns (15), the peripheral outer walls of the fixing columns (15) are connected with the peripheral outer walls of the two sides of the Christmas tree head (8) in a lap joint way, the top of the fixed column (15) is connected with a clamping column (16) in a penetrating way, the outer peripheral wall of the clamping column (16) is connected with the inner wall of the inner side of the top of the fixed column (15), the bottom of the movable column (13) is embedded and connected with a pushing plate (131), and the peripheral outer wall of the pushing plate (131) is connected with the inner wall of the inner side of the bottom of the movable column (13).

3. The subsea tree lowering installation test tool of claim 1, wherein: the top of the shell (2) is fixedly connected with a fixing ring (17), the peripheral outer wall of the fixing ring (17) is connected with the peripheral outer wall of the top of the shell (2), the top of the interior of the shell (2) is fixedly connected with a liquid discharging pipe (20), and the peripheral outer wall of the liquid discharging pipe (20) is connected with the inner wall of the top of the interior of the shell (2);

the top of the driving column (12) is fixedly connected with a connecting column (23), the outer wall of the periphery of the bottom of the connecting column (23) is connected with the outer wall of the periphery of the top of the driving column (12), the bottom of the connecting column (23) is fixedly connected with a magnet (21), the outer wall of the periphery of the top of the magnet (21) is connected with the outer wall of the periphery of the bottom of the connecting column (23), a rotating shaft (22) is embedded and connected in the middle of the top of the connecting column (23), and the outer wall of the periphery of the bottom of the rotating shaft (22) is connected with the inner wall of the;

the top of the auxiliary device (7) is fixedly connected with a convex column (702), the outer peripheral wall of the convex column (702) is connected with the outer peripheral wall of the top of the movable plate (13), the other side of the convex column (702) is fixedly connected with a device body (701), the inner side wall of one side of the device body (701) is connected with the outer peripheral wall of the other side of the fixed column (15), the front side of the device body (701) is movably connected with a button (704), and the outer peripheral wall of the back side of the button (704) is connected with the inner side wall of the front side of the fixed column (15) in an overlapping.

4. The subsea tree lowering installation test tool of claim 1, wherein: two sides of the interior of the shell (2) are fixedly connected with supporting columns (4), and the peripheral outer walls of the supporting columns (4) are connected with the inner wall of the front inner side of the shell (2); the top of the perforated column (11) is fixedly connected with a guide lamp (12), and the peripheral outer wall of the guide lamp (12) is connected with the inner wall of the inner side of the top of the perforated column (11); one side of the fixing ring (17) is fixedly connected with a connecting rope (18), and the peripheral outer wall of the other side of the bottom of the connecting rope (18) is connected with the peripheral outer wall of one side of the processor (306).

5. The subsea tree lowering installation test tool of claim 4, wherein: the other side of the top of the connecting rope (18) is fixedly connected with a fixing plug (19), and the peripheral outer wall of one side of the fixing plug (19) is connected with the peripheral outer wall of the other side of the top of the connecting rope (18).

6. The subsea tree lowering installation test tool of claim 1, wherein: one side of the device body (701) is movably connected with a telescopic column (703), and the peripheral outer wall of the other side of the telescopic column (703) is connected with the inner wall of the inner side of one side of the device body (701) in an overlapping manner.

7. The subsea tree lowering installation test tool of claim 1, wherein: and two ends of one side of the fixed column (15) are movably connected with screws (24), and the peripheral outer wall of each screw (24) is connected with the inner wall of the inner side of two ends of one side of the fixed column (15) in an overlapping manner.

8. The subsea tree lowering installation test tool of claim 1, wherein: the fixing device is composed of a movable column (13), a pushing plate (131), a sliding groove (14), a fixing column (15) and a clamping column (16).

9. The subsea tree lowering installation test tool of claim 1, wherein: two alarm lamps (6) are arranged and form an alignment device together with the inductor (5) and the supporting column (4); the device is placed by jointly forming a lifting ring (9), a perforated column (11), a driving column (12), a magnet (21), a rotating shaft (22) and a connecting column (23).

10. The utility model provides an application of installation testing tool is transferred to subsea tree which characterized in that: firstly, when the Christmas tree head 8 is placed inside the shell 2, the raised part at the top of the Christmas tree head 8 can be placed between the two support columns 4, the sensor 5 can be attached to two sides of the top of the Christmas tree head 8, and simultaneously when the sensor 5 is attached to the Christmas tree head 8, the sensor 5 can control the alarm lamp 6 to generate light, so that when a user finds that the light is present, the user represents that the Christmas tree head 8 and the shell 2 are well attached, and when the light is absent, the user needs to adjust the position between the Christmas tree head 8 and the shell 2 until the light is present, so that the user can conveniently and visually know whether the interior is well attached, and the condition that the Christmas tree is unstable due to water drainage when the Christmas tree head 8 and the shell 2 are not well attached is prevented;

then, because the testing device has two connecting columns 23, one is placed at the bottom of the perforated column 11 and the other is placed at the top of the driving column 12, and each connecting column 23 is provided with two magnets 21, and the rotating shaft 22 is fixed at the driving column 12, and the rotating shaft 22 is embedded inside the perforated column 11, when the perforated column 11 rotates, the rotating shaft 22 will be driven by the driving column 12 to sink downward and will not rotate along with the rotation of the perforated column 11, so as to prevent the lowering tool from rotating along with the rotation of the lowering tool when the lowering tool places the christmas tree downward, and when the lowering tool drives the perforated column 11 to slightly press towards the driving column 12 through the hanging ring 9, the magnets 21 between the perforated column 11 and the driving column 12 will attract each other, and when the magnets 21 at both ends attract each other and stick together, the perforated column 11 and the driving column 12 will be driven to fix together, therefore, the tool can be conveniently and quickly taken out of the water by the lowering tool, and a user can conveniently move the Christmas tree by the lowering tool;

then, when the perforated column 11 and the driving column 12 are fixed, the pushing plate 131 is started, so that the pushing plate 131 can automatically push the clamping columns 16 to the periphery, and when the clamping columns 16 on the two sides are correspondingly pushed out of the grooves of the movable column 13 by the pushing plates 131 on the two sides, a user can unlock the test tool from the Christmas tree and lift the test tool to the water surface, so that the installation of the Christmas tree is conveniently finished, meanwhile, when the clamping situation is generated inside the tool, the user can directly pull the clamping columns 16 out of the movable column 13, and then the movable column 13 is moved upwards through the sliding groove 14, so that the same effect can be achieved, and the user can conveniently install the Christmas tree under different conditions;

subsequently, when the test tool and the Christmas tree are fixed, the auxiliary device 7 is installed, because the auxiliary device 7 is used for assisting the alignment between the top of the Christmas tree head 8 at the bottom of the test tool, after the test tool and the tree head 8 are aligned, inserted and fixed, the auxiliary device 7 will generate a certain resistance when the test tool is launched, which results in slow lowering speed of the tree, so that the user can press the button 704 to withdraw the two ends and the telescopic column 703 towards the inside of the device body 701 after the test tool and the tree head 8 are fixed, and the assistor 7 is divided into two halves because there is no fixed device in the middle, and the user can remove the assistor 7 from the bottom of the testing tool, therefore, the auxiliary device 7 can achieve the fixing effect, and meanwhile, the auxiliary device 7 can be detached when the Christmas tree is lowered, so that the lowering speed of the Christmas tree is increased;

finally, when testing instrument and production tree, wherein connect rope 18 and will fix between solid fixed ring 17 and the fixed stopper 19, thereby make the user extract fixed stopper 18 and place the test with hydraulic oil through blow-off pipe 20 to instrument inside, fixed stopper 19 can be connected rope 18 and hang around solid fixed ring 17, thereby the person of facilitating the use can in time find fixed stopper 19 and seal blow-off pipe 20 after doing the hydraulic oil test, simultaneously because there is not any sealing device in present blow-off pipe 20 department, and do not seal blow-off pipe 20 and can lead to the instrument to have the condition that water flows into the instrument and produce the damage when transferring, and fixed stopper 19 is made by silica gel, and silica gel has certain waterproof effect, thereby can play fine leakproofness to blow-off pipe 20 under water.

Technical Field

The invention belongs to the field of offshore oil deepwater drilling and exploitation, and particularly relates to a tool for downward installation and test of an underwater Christmas tree.

Background

Ocean oil and gas exploitation has become an important development direction of energy development, an underwater Christmas tree is one of key devices of an ocean oil and gas exploitation underwater production system, the installation of the underwater Christmas tree is an important process influencing oil and gas exploitation, the research of China on underwater Christmas tree matching tools is still in a starting stage, especially, multifunctional matching tools can be realized, the installation of the Christmas tree depends on foreign company installation teams, autonomous installation capability is not formed, and the development of the multifunctional matching tools of the Christmas tree is an important reason.

At present, will transfer installation testing tool through christmas tree under water at the user and place when under water, because transfer the device and can produce when transferring and control the circumstances of carrying out the rotation, can lead to the circumstances that the christmas tree produced the slope when putting down, and when fixing christmas tree with transferring installation testing tool at present, because unable observation is inside the instrument, can't confirm whether the position aligns, the production can cause and transfer the circumstances that installation testing tool and christmas tree do not align, when simultaneously carrying out the unblock to the christmas tree through transferring installation testing tool, adopt the inside device of instrument to unblock, and when having trouble inside the instrument, the user also can't carry out the unblock with control tool fast, thereby can delay christmas tree's work efficiency.

Therefore, how to design a tool for lowering and installing the subsea Christmas tree becomes a problem to be solved at present.

Disclosure of Invention

The invention aims to: in order to solve (can take place the circumstances of left right rotation voluntarily when transferring, unable test tool and production tree between be misalignment and the unable manual work of trouble dismantle) the problem, provide a production tree under water and transfer installation test tool.

The technical scheme adopted by the invention is as follows: a testing tool for lowering and installing an underwater Christmas tree comprises a testing tool main body, a shell, an inductor, a lifting ring and a movable column, wherein the lifting ring is fixedly connected to the top of the testing tool main body, the bottom peripheral outer wall of the lifting ring is connected with the top peripheral outer wall of the testing tool main body, the bottom of the lifting ring is movably connected with a perforated column, the peripheral outer walls on two sides of the perforated column are in lap joint with the inner side inner wall of the bottom of a bottom plate, a fixing stud is connected to the middle of the perforated column in a penetrating mode, the peripheral outer wall of the fixing stud is in lap joint with the inner side inner wall of the perforated column, the bottom of the perforated column is movably connected with a driving column, the top peripheral outer wall of the driving column is in lap joint with the bottom peripheral outer wall of the perforated column, the shell is fixedly connected with the bottom, the other side of the shell is connected with a liquid outlet pipe in an embedded mode, the peripheral outer wall of the liquid outlet pipe is connected with the inner wall of the inner side of the shell, the two sides of the bottom of the shell are fixedly connected with alarm lamps, the peripheral outer wall of the alarm lamps is connected with the peripheral outer walls of the two sides of the bottom of the shell, the bottom of the shell is movably connected with an auxiliary device, the inner wall of the top of the auxiliary device is connected with the inner wall of the bottom of the incubator in an overlapping mode, the bottom of the auxiliary device is movably connected with an oil extraction tree head, and the outer wall of the top of the oil extraction tree head;

the device comprises a shell, a mixer, a sliding groove, a fixed column, a pushing plate, a movable column, a clamping column, a pushing plate and a pushing plate, wherein the sliding groove is embedded and connected to two sides of the bottom of the shell, the outer peripheral wall of the sliding groove is connected with the inner side walls of two sides of the bottom of the mixer, the movable column is movably connected to the bottom of the sliding groove, the outer peripheral wall of the movable column is connected with the inner side walls of the bottom of the sliding groove in an overlapping manner, the outer peripheral wall of the fixed column is connected with the outer peripheral walls of two;

the top of the shell is fixedly connected with a fixing ring, the peripheral outer wall of the fixing ring is connected with the peripheral outer wall of the top of the shell, the top of the interior of the shell is fixedly connected with a liquid discharging pipe, and the peripheral outer wall of the liquid discharging pipe is connected with the inner wall of the inner side of the top of the interior of the shell;

the top of the driving column is fixedly connected with a connecting column, the outer peripheral wall of the bottom of the connecting column is connected with the outer peripheral wall of the top of the driving column, the bottom of the connecting column is fixedly connected with a magnet, the outer peripheral wall of the top of the magnet is connected with the outer peripheral wall of the bottom of the connecting column, a rotating shaft is embedded and connected in the middle of the top of the connecting column, and the outer peripheral wall of the bottom of the rotating shaft is connected with the inner side wall of the middle of the top;

the top of the auxiliary device is fixedly connected with a convex column, the outer peripheral wall of the convex column is connected with the outer peripheral wall of the top of the movable plate, the other side of the convex column is fixedly connected with a device body, the inner side inner wall of one side of the device body is connected with the outer peripheral wall of the other side of the fixed column, the front side of the device body is movably connected with a button, and the outer peripheral wall of the back side of the button is connected with the inner side inner wall of the front side of the fixed.

Preferably, support columns are fixedly connected to two sides of the interior of the shell, and the peripheral outer walls of the support columns are connected with the inner wall of the front inner side of the shell.

Preferably, the top of the perforated column is fixedly connected with a guiding lamp, and the outer peripheral wall of the guiding lamp is connected with the inner side wall of the top of the perforated column.

Preferably, one side of the fixing ring is fixedly connected with a connecting rope, and the peripheral outer wall of the other side of the bottom of the connecting rope is connected with the peripheral outer wall of one side of the processor.

Preferably, the other side of the top of the connecting rope is fixedly connected with a fixing plug, and the peripheral outer wall of one side of the fixing plug is connected with the peripheral outer wall of the other side of the top of the connecting rope.

Preferably, one side of the device body is movably connected with a telescopic column, and the peripheral outer wall of the other side of the telescopic column is in lap joint with the inner wall of the inner side of one side of the device body.

Preferably, two ends of one side of the fixing column are movably connected with screws, and the outer peripheral wall of each screw is connected with the inner side wall of the two ends of one side of the fixing column in an overlapping mode.

Preferably, the fixing device is composed of a movable column, a pushing plate, a sliding groove, a fixing column and a clamping column.

Preferably, the alarm lamps are two, and form an alignment device together with the sensor and the supporting column.

Preferably, the lowering device is composed of a hanging ring, a perforated column, a driving column, a magnet, a rotating shaft and a connecting column.

In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:

1. according to the fixing device, when the fixing device is fixed between the perforated column and the driving column, the pushing plate is started, so that the pushing plate can automatically push the clamping columns out of the periphery, when the clamping columns on the two sides are correspondingly pushed out of the grooves of the movable column by the pushing plates on the two sides, a user can unlock the testing tool from the Christmas tree and lift the testing tool to the water surface, the Christmas tree can be conveniently installed, meanwhile, when the clamping situation is generated inside the tool, the user can directly pull the clamping columns out of the movable column, and then the movable column moves upwards through the sliding groove, so that the same effect can be achieved, and the user can conveniently install the Christmas tree under different situations.

2. According to the aligning device, when the Christmas tree head is placed inside the shell, the protruding part at the top of the Christmas tree head can be placed between the two support columns, the sensor can be attached to two sides of the top of the Christmas tree head, and meanwhile when the sensor is attached to the Christmas tree head, the sensor can control the alarm lamp to generate light, so that when a user finds that the light is present, the user represents that the Christmas tree head and the shell are well attached, and when the light is absent, the user needs to adjust the position between the Christmas tree head and the shell until the light is present, so that the user can conveniently know whether the interior is well attached or not visually, and the condition that the Christmas tree is unstable due to the fact that water is drained when the Christmas tree head and the shell are not attached is.

3. In the invention, the lower device comprises two connecting columns, one connecting column is arranged at the bottom of the perforated column, the other connecting column is arranged at the top of the driving column, and two magnets are arranged at each connecting column, the rotating shaft is fixed at the driving column and embedded in the perforated column, so that when the perforated column rotates, the rotating shaft can be driven by the driving column to sink downwards so as not to rotate along with the rotation of the perforated column, thereby preventing the Christmas tree from rotating together with the rotation of the lower tool when the lower tool is used for placing the Christmas tree downwards, when the lower tool drives the perforated column to slightly press the driving column through the lifting ring, the magnets between the perforated column and the driving column can attract each other, and when the magnets at the two ends attract each other and are attached, the perforated column and the driving column can be fixed together, thereby facilitating the lower tool to take the tool out from water quickly, the convenience also makes things convenient for the user to remove the production tree through transferring the instrument.

Drawings

FIG. 1 is a schematic diagram of the overall cross-sectional structure of the present invention;

FIG. 2 is a schematic diagram of the tree head of the present invention in its deployed configuration;

FIG. 3 is a schematic diagram of an enlarged structure at A of the present invention;

FIG. 4 is a schematic diagram of a half-elevation structure of the assist device of the present invention;

FIG. 5 is a schematic diagram of an enlarged structure at B of the present invention;

fig. 6 is a schematic diagram of an enlarged structure at C of the present invention.

The labels in the figure are: 1. the testing tool comprises a testing tool body, 2, a shell, 3, a liquid outlet pipe, 4, a supporting column, 5, a sensor, 6, an alarm lamp, 7, an auxiliary device, 701, a device body, 702, a convex column, 203, a telescopic column, 704, a button, 8, a Christmas tree head, 9, a hanging ring, 901, a fixing stud, 10, a guide lamp, 11, a perforated column, 12, a driving column, 13, a movable column, 131, a pushing plate, 14, a sliding groove, 15, a fixing column, 16, a clamping column, 17, a fixing ring, 18, a connecting rope, 19, a fixing plug, 20, a liquid discharging pipe, 21, a magnet, 22, a rotating shaft, 23, a connecting column, 24 and a screw.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-6, the present invention provides a technical solution: a testing tool for lowering and installing an underwater Christmas tree comprises a testing tool main body 1, a shell 2, an inductor 5, a hanging ring 9 and a movable column 13, wherein the top of the testing tool main body 1 is fixedly connected with the hanging ring 9, the outer peripheral wall of the bottom of the hanging ring 9 is connected with the outer peripheral wall of the top of the testing tool main body 1, the bottom of the hanging ring 9 is movably connected with a perforated column 11, the outer peripheral walls of two sides of the perforated column 11 are connected with the inner side wall of the bottom of a bottom plate 2 in an overlapping manner, the middle of the perforated column 11 is connected with a fixing stud 901 in a penetrating manner, the outer peripheral wall of the fixing stud 901 is connected with the inner side wall of the perforated column 11 in an overlapping manner, the bottom of the perforated column 11 is movably connected with a driving column 12, the outer peripheral wall of the top of the driving column 12 is connected with the outer peripheral wall of the, the other side of the shell 2 is connected with a liquid outlet pipe 3 in an embedded mode, the peripheral outer wall of the liquid outlet pipe 3 is connected with the inner side wall of the shell 2, two sides of the bottom of the shell 2 are fixedly connected with alarm lamps 6, the peripheral outer wall of the alarm lamps 6 is connected with the peripheral outer walls of the two sides of the bottom of the shell 2, the bottom of the shell 2 is movably connected with an auxiliary device 7, the inner side wall of the top of the auxiliary device 7 is connected with the inner side wall of the bottom of the incubator 3 in an overlapped mode, the bottom of the auxiliary device 7 is movably connected with a Christmas tree head 8, and the peripheral outer wall of the top of the;

the two sides of the bottom of the shell 2 are embedded and connected with sliding grooves 14, the peripheral outer wall of each sliding groove 14 is connected with the inner side walls of the two sides of the bottom of the mixer 4, the bottom of the sliding groove 14 is movably connected with a movable column 13, the peripheral outer wall of each movable column 13 is connected with the inner side wall of the bottom of the corresponding sliding groove 14 in an overlapping mode, the two sides of the Christmas tree head 8 are movably connected with fixed columns 15, the peripheral outer wall of each fixed column 15 is connected with the outer peripheral walls of the two sides of the Christmas tree head 8 in an overlapping mode, the tops of the fixed columns 15 are connected with clamping columns 16 in a penetrating mode, the peripheral outer wall of each clamping column 16 is connected with the inner side wall of the top of each fixed column 15, the bottom of each;

the top of the shell 2 is fixedly connected with a fixing ring 17, the peripheral outer wall of the fixing ring 17 is connected with the peripheral outer wall of the top of the shell 2, the top of the interior of the shell 2 is fixedly connected with a liquid discharging pipe 20, and the peripheral outer wall of the liquid discharging pipe 20 is connected with the inner wall of the top of the interior of the shell 2;

the top of the driving column 12 is fixedly connected with a connecting column 23, the outer wall of the periphery of the bottom of the connecting column 23 is connected with the outer wall of the periphery of the top of the driving column 12, the bottom of the connecting column 23 is fixedly connected with a magnet 21, the outer wall of the periphery of the top of the magnet 21 is connected with the outer wall of the periphery of the bottom of the connecting column 23, the middle of the top of the connecting column 23 is embedded and connected with a rotating shaft 22, and the outer wall of the periphery of the bottom of the rotating;

the top of the auxiliary device 7 is fixedly connected with a convex column 702, the outer peripheral wall of the convex column 702 is connected with the outer peripheral wall of the top of the movable plate 13, the other side of the convex column 702 is fixedly connected with a device body 701, the inner side wall of one side of the device body 701 is connected with the outer peripheral wall of the other side of the fixed column 15, the front side of the device body 701 is movably connected with a button 704, and the outer peripheral wall of the back side of the button 704 is connected with the inner side wall of the front side.

Preferably, the support columns 4 are fixedly connected to two sides inside the shell 2, the outer peripheral walls of the support columns 4 are connected with the inner wall of the front side of the shell 2, the support columns 4 are arranged at the bottom inside the shell, and meanwhile, the size of a gap between the two support columns 4 is the same as that of the top of the Christmas tree head 8, so that a test tool can be better attached to the top of the Christmas tree head 8 when the test tool is placed on the top of the Christmas tree head 8, the phenomenon that the Christmas tree head 8 and the support columns 4 move left and right after being fixed can be prevented, and the attaching performance of the test tool is.

Preferably, the top of the perforated column 11 is fixedly connected with a guide lamp 12, the outer peripheral wall of the guide lamp 12 is connected with the inner side wall of the top of the perforated column 11, the guide lamp 12 is arranged at the top of the perforated column 11, and the guide lamp 12 can generate weak light, so that a user can quickly find the guide lamp 12 and cannot generate dazzling due to over-brightness, and therefore the user can conveniently use a lowering tool to find a hole formed between the perforated column 11 and the hanging ring 9 through the light emission of the guide lamp 12, and the guiding performance of the invention is embodied.

Preferably, one side of the fixing ring 17 is fixedly connected with a connecting rope 18, the other side of the bottom of the connecting rope 18 is connected with the outer wall of one side of the processor 306, the connecting rope 18 can fix the fixing ring 17 and the fixing plug 19, so that when a user pulls out the fixing plug 18 to place hydraulic oil into the tool through the liquid discharging pipe 20 for testing, the fixing plug 19 can be connected with the connecting rope 18 to be hung around the fixing ring 17, the user can find the fixing plug 19 in time to seal the liquid discharging pipe 20 after the hydraulic oil testing, and the portability of the invention is embodied.

Preferably, the other side of the top of the connecting rope 18 is fixedly connected with a fixing plug 19, the peripheral outer wall of one side of the fixing plug 19 is connected with the peripheral outer wall of the other side of the top of the connecting rope 18, the existing liquid discharging pipe 20 is not provided with any sealing device, the phenomenon that the tool is damaged due to the fact that water flows into the tool when the tool is lowered due to the fact that the liquid discharging pipe 20 is not sealed is avoided, the fixing plug 19 is made of silica gel, the silica gel has a certain waterproof effect, and therefore the liquid discharging pipe 20 can be well sealed underwater, and the sealing performance of the liquid discharging pipe is embodied.

Preferably, one side of the body 701 is movably connected with a telescopic column 703, the outer peripheral wall of the other side of the telescopic column 703 is in lap joint with the inner wall of one side of the body 701, the auxiliary device 7 is an auxiliary testing tool for aligning the tops of the Christmas tree heads 8 at the bottom of the auxiliary testing tool, after the test tool and the tree head 8 are aligned, inserted and fixed, the auxiliary device 7 will generate a certain resistance when the test tool is launched, which results in slow lowering speed of the tree, so that the user can press the button 704 to withdraw the two ends and the telescopic column 703 towards the inside of the device body 701 after the test tool and the tree head 8 are fixed, and the assistor 7 is divided into two halves because there is no fixed device in the middle, and the user can remove the assistor 7 from the bottom of the testing tool, thereby make assistor 7 can reach fixed effect when, also can dismantle assistor 7 when the production tree is transferred and make the oil tree transfer speed faster.

Preferably, the two ends of one side of the fixing column 15 are movably connected with screws 24, the outer peripheral wall of each screw 24 is in lap joint with the inner wall of the two ends of one side of the fixing column 15, the fixing column 15 is fixed on the two sides of the Christmas tree head 8 through the screws 24, the screws 24 are fixed in a common fixing mode, so that a user can conveniently and timely install the Christmas tree head 8, and meanwhile, when the fixing column 15 is damaged, the user can conveniently replace the fixing column 15 in a screw removing mode, and the replaceability of the fixing column is reflected.

Preferably, a fixing device is formed by the movable column 13, the pushing plate 131, the sliding groove 14, the fixing column 15 and the clamping column 16, when the perforated column 11 and the driving column 12 are fixed, the pushing plate 131 is started, the pushing plate 131 can automatically push the clamping column 16 outwards, when the clamping columns 16 on the two sides are correspondingly pushed out of the grooves of the movable column 13 by the pushing plates 131 on the two sides, a user can unlock the testing tool from the Christmas tree and lift the testing tool to the water surface, so that the Christmas tree can be conveniently installed, meanwhile, when the clamping situation is generated inside the tool, the user can directly pull the clamping column 16 out of the movable column 13, and then the movable column 13 moves upwards through the sliding groove 14, so that the same effect can be achieved, and the user can conveniently install the Christmas tree under different situations.

Preferably, warning light 6 has two, constitute aligning device jointly with inductor 5 and support column 4, place 2 inside at the christmas tree head 8 when shells, wherein 8 top convex parts of christmas tree head can be placed between two support columns 4, and 8 top both sides of christmas tree head can laminate to inductor 5, simultaneously when inductor 5 and christmas tree head 8 laminate, 6 production light of warning light can be controlled to inductor 5, thereby the user discovery has just represented to laminate between christmas tree head 8 and the shell 2 when the light, and the user will adjust until appearing light between christmas tree head 8 and the shell 2 when not having light, thereby the person of facilitating the use can directly perceivedly know whether laminating well inside, thereby prevent not having between christmas tree head 8 and the shell 2 laminating well and lead to the unstable condition of christmas tree with launching.

Preferably, the lowering device is composed of a hanging ring 9, a perforated column 11, a driving column 12, a magnet 21, a rotating shaft 22 and a connecting column 23, the number of the connecting columns 23 is two, one is placed at the bottom of the perforated column 11, the other is placed at the top of the driving column 12, two magnets 21 are arranged at each connecting column 23, the rotating shaft 22 is fixed at the driving column 12, and the rotating shaft 22 is embedded in the perforated column 11, so that when the perforated column 11 rotates, the rotating shaft 22 can be driven by the driving column 12 to sink downwards so as not to rotate along with the rotation of the perforated column 11, thereby preventing the lowering tool from rotating along with the rotation of the lowering tool when the Christmas tree is placed downwards, when the lowering tool lightly drives the perforated column 11 to the driving column 12 through the hanging ring 9, the magnets 21 between the perforated column 11 and the driving column 12 attract each other, and when the magnets 21 at two ends attract each other and stick together, can drive and fix together between the perforation post 11 and the drive post 12 to conveniently transfer the instrument and take out the instrument from the aquatic fast, convenient also person of facilitating the use removes the production tree through transferring the instrument.

The working principle is as follows: firstly, when the Christmas tree head 8 is placed inside the shell 2, the raised part at the top of the Christmas tree head 8 can be placed between the two support columns 4, the sensor 5 can be attached to two sides of the top of the Christmas tree head 8, and simultaneously when the sensor 5 is attached to the Christmas tree head 8, the sensor 5 can control the alarm lamp 6 to generate light, so that when a user finds that the light is present, the user represents that the Christmas tree head 8 and the shell 2 are well attached, and when the light is absent, the user needs to adjust the position between the Christmas tree head 8 and the shell 2 until the light is present, so that the user can conveniently and visually know whether the interior is well attached, and the condition that the Christmas tree is unstable due to water drainage when the Christmas tree head 8 and the shell 2 are not well attached is prevented;

then, because the testing device has two connecting columns 23, one is placed at the bottom of the perforated column 11 and the other is placed at the top of the driving column 12, and each connecting column 23 is provided with two magnets 21, and the rotating shaft 22 is fixed at the driving column 12, and the rotating shaft 22 is embedded inside the perforated column 11, when the perforated column 11 rotates, the rotating shaft 22 will be driven by the driving column 12 to sink downward and will not rotate along with the rotation of the perforated column 11, so as to prevent the lowering tool from rotating along with the rotation of the lowering tool when the lowering tool places the christmas tree downward, and when the lowering tool drives the perforated column 11 to slightly press towards the driving column 12 through the hanging ring 9, the magnets 21 between the perforated column 11 and the driving column 12 will attract each other, and when the magnets 21 at both ends attract each other and stick together, the perforated column 11 and the driving column 12 will be driven to fix together, therefore, the tool can be conveniently and quickly taken out of the water by the lowering tool, and a user can conveniently move the Christmas tree by the lowering tool;

then, when the perforated column 11 and the driving column 12 are fixed, the pushing plate 131 is started, so that the pushing plate 131 can automatically push the clamping columns 16 to the periphery, and when the clamping columns 16 on the two sides are correspondingly pushed out of the grooves of the movable column 13 by the pushing plates 131 on the two sides, a user can unlock the test tool from the Christmas tree and lift the test tool to the water surface, so that the installation of the Christmas tree is conveniently finished, meanwhile, when the clamping situation is generated inside the tool, the user can directly pull the clamping columns 16 out of the movable column 13, and then the movable column 13 is moved upwards through the sliding groove 14, so that the same effect can be achieved, and the user can conveniently install the Christmas tree under different conditions;

subsequently, when the test tool and the Christmas tree are fixed, the auxiliary device 7 is installed, because the auxiliary device 7 is used for assisting the alignment between the top of the Christmas tree head 8 at the bottom of the test tool, after the test tool and the tree head 8 are aligned, inserted and fixed, the auxiliary device 7 will generate a certain resistance when the test tool is launched, which results in slow lowering speed of the tree, so that the user can press the button 704 to withdraw the two ends and the telescopic column 703 towards the inside of the device body 701 after the test tool and the tree head 8 are fixed, and the assistor 7 is divided into two halves because there is no fixed device in the middle, and the user can remove the assistor 7 from the bottom of the testing tool, therefore, the auxiliary device 7 can achieve the fixing effect, and meanwhile, the auxiliary device 7 can be detached when the Christmas tree is lowered, so that the lowering speed of the Christmas tree is increased;

finally, when the test tool and the Christmas tree are tested, the connecting rope 18 can fix the fixing ring 17 and the fixing plug 19, so that when the user pulls the fixing plug 18 out to place and test the hydraulic oil into the tool through the liquid discharging pipe 20, the fixing plug 19 is hung around the fixing ring 17 by the connecting rope 18, therefore, a user can find the fixed plug 19 to seal the liquid discharging pipe 20 in time after the hydraulic oil test is carried out, and meanwhile, as the existing liquid discharging pipe 20 is not provided with any sealing device, while the fixing plug 19 is made of silica gel which has a certain waterproof effect, therefore, the liquid discharge pipe 20 can be well sealed underwater, the sealing performance of the device is embodied, and the working principle of the device for downward placing and installing the test tool of the underwater Christmas tree is realized.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.