阅读说明：本技术 压力可调节0-60Mpa防爆气体示踪剂注入装置 (explosion-proof gas tracer injection device with adjustable pressure of 0-60Mpa ) 是由 魏光运 姜晶宇 于建波 于 2019-09-24 设计创作，主要内容包括：本发明涉及示踪剂技术领域,尤其为压力可调节0-60Mpa防爆气体示踪剂注入装置,包括气缸、保护装置、检测装置和称重装置,所述气缸底端连通有呈左右设置的进液管和回流管,所述进液管的另一端连通有液压系统,且液压系统与回流管连通,所述气缸内侧滑动连接有活塞板,所述气缸右端面固定连接有控制器,所述气缸顶端左侧连通有出气管,所述气缸顶端右侧连通有进气管,所述气缸顶端中心位置设有保护装置,本发明中,通过设置的滑板,这种设置配合滑板与固定箱的滑动连接、第一弹簧对压板的弹力和支撑板与定位箱的滑动连接,当气缸内压强较大时可以快速的降低气缸内的压强,从而避免了压强降低速度慢导致的构件损坏和管道泄漏的现象。(the invention relates to the technical field of tracer agents, in particular to an explosion-proof gas tracer agent injection device with adjustable pressure of 0-60Mpa, which comprises a cylinder, a protection device, a detection device and a weighing device, wherein the bottom end of the cylinder is communicated with a liquid inlet pipe and a return pipe which are arranged on the left and right, the other end of the liquid inlet pipe is communicated with a hydraulic system, the hydraulic system is communicated with the return pipe, the inner side of the cylinder is connected with a piston plate in a sliding manner, the right end surface of the cylinder is fixedly connected with a controller, the left side of the top end of the cylinder is communicated with an air outlet pipe, the right side of the top end of the cylinder is communicated with an air inlet pipe, the central position of the top end of the cylinder is provided with the protection device, in the invention, through the arranged sliding plate, the arrangement is matched with the sliding connection of the sliding plate and a, thereby avoiding the phenomena of component damage and pipeline leakage caused by low pressure reduction speed.)

1. explosion-proof gas tracer injection device of adjustable 0-60Mpa of pressure, including cylinder (1), protection device (9), detection device (10) and weighing device (16), its characterized in that: the device is characterized in that a liquid inlet pipe (2) and a return pipe (3) are arranged on the left and right sides of the bottom end of the cylinder (1) in a communicated manner, the other end of the liquid inlet pipe (2) is communicated with a hydraulic system (4), the hydraulic system (4) is communicated with the return pipe (3), a piston plate (5) is connected to the inner side of the cylinder (1) in a sliding manner, a controller (6) is fixedly connected to the right end face of the cylinder (1), an air outlet pipe (7) is communicated with the left side of the top end of the cylinder (1), an air inlet pipe (8) is communicated with the right side of the top end of the cylinder (1), a protection device (9) is arranged at the center position of the top end of the cylinder (1), a detection device (10) is communicated with the other end of the air inlet pipe (8), an air delivery pipe (11) is communicated with the right end of the detection device, the inner side of the adapter tube (13) is fixedly connected with a control valve (14), the other end of the adapter tube (13) is communicated with a steel cylinder (15), and a weighing device (16) is arranged on the outer side of the steel cylinder (15).

2. the pressure adjustable 0-60Mpa explosion proof gas tracer injection apparatus of claim 1, wherein: the protection device (9) comprises a fixed pipe (901), a connecting pipe (902), a fixed box (903), an electric telescopic rod (904), a sliding plate (905), a positioning box (906), a supporting plate (907), a first spring (908), a pressing plate (909) and a pressure sensor (910), the fixed pipe (901) is arranged on the right side of the air outlet pipe (7), the fixed pipe (901) is communicated with the air cylinder (1), the connecting pipe (902) is arranged at the right end of the fixed pipe (901), the connecting pipe (902) is communicated with the air cylinder (1), the top end of the fixed pipe (901) is communicated with the fixed box (903), the electric telescopic rod (904) is fixedly connected to the inner side of the top end face of the fixed box (903), the sliding plate (905) is fixedly connected to the bottom end face of the electric telescopic rod (904), the sliding plate (905) is slidably connected with the fixed box (903), and the positioning box (, the bottom end of the inner side of the positioning box (906) is connected with a supporting plate (907) in a sliding mode, the top end of the supporting plate (907) is fixedly connected with a first spring (908), the other end of the first spring (908) is fixedly connected with a pressing plate (909), the pressing plate (909) is connected with the positioning box (906) in a sliding mode, the top end face of the pressing plate (909) is connected with a pressure sensor (910) in a sliding mode, and the pressure sensor (910) is fixedly connected with the positioning box (906).

3. The pressure adjustable 0-60Mpa explosion proof gas tracer injection apparatus of claim 1, wherein: the detection device (10) comprises a first support box (1001), a first motor (1002), a first impeller (1003), a first concentration detector (1004), a first connecting pipe (1005), a first air pump (1006) and a storage bottle (1007), the other end of the air inlet pipe (8) is communicated with the first support box (1001), the first support box (1001) is communicated with the air delivery pipe (11), the top end face of the first support box (1001) is fixedly connected with the first motor (1002), a main shaft of the first motor (1002) penetrates through the first support box (1001), the main shaft of the first motor (1002) is rotatably connected with the first support box (1001), the tail end of the main shaft of the first motor (1002) is fixedly connected with the first impeller (1003), the inner side of the first support box (1001) is fixedly connected with the first concentration detector (1004) through a connecting block, the bottom end of the first support box (1001) is communicated with the first connecting pipe (1005), the other end of the first connecting pipe (1005) is communicated with a first air pump (1006), and the bottom end of the first air pump (1006) is communicated with a storage bottle (1007).

4. The pressure adjustable 0-60Mpa explosion proof gas tracer injection apparatus of claim 1, wherein: the detection device (10) comprises a second support box (1008), a second motor (1009), a second impeller (1010), a second concentration detector (1011), a second connecting pipe (1012), a second air pump (1013), a positioning frame (1014), a filter screen (1015), a limiting plate (1016) and a second spring (1017), the other end of the air inlet pipe (8) is communicated with the second support box (1008), the second support box (1008) is communicated with the air conveying pipe (11), the top end face of the second support box (1008) is fixedly connected with the second motor (1009), the main shaft of the second motor (1009) penetrates through the second support box (1008), the main shaft of the second motor (1009) is rotatably connected with the second support box (1008), the tail end of the main shaft of the second motor (1009) is fixedly connected with the second impeller (1010), the inner side of the second support box (1008) is fixedly connected with the second concentration detector (1011) through a connecting block, the bottom end of the second supporting box (1008) is communicated with a second connecting pipe (1012), the other end of the second connecting pipe (1012) is communicated with a second air pump (1013), the bottom end of the second air pump (1013) is communicated with a positioning frame (1014), a filter screen (1015) is arranged at the bottom end of the inner side of the positioning frame (1014), the filter screen (1015) penetrates through the positioning frame (1014), and the filter screen (1015) is in sliding connection with the positioning frame (1014).

5. The pressure adjustable 0-60Mpa explosion proof gas tracer injection apparatus of claim 1, wherein: weighing device (16) include support frame (1601), layer board (1602), third spring (1603), feeler block (1604), control switch (1605) and siren (1606), steel bottle (15) outside sliding connection has support frame (1601), support frame (1601) inboard sliding connection has layer board (1602), and layer board (1602) and steel bottle (15) sliding connection, layer board (1602) bottom face fixedly connected with third spring (1603), and the other end and support frame (1601) fixed connection of third spring (1603), layer board (1602) top end face fixedly connected with feeler block (1604), support frame (1601) top end face inboard fixedly connected with control switch (1605), support frame (1601) right-hand member face fixedly connected with siren (1606).

6. the pressure adjustable 0-60Mpa explosion proof gas tracer injection apparatus of claim 1, wherein: the inner side of the liquid inlet pipe (2) is provided with a breakpoint type pressure gauge (17), and the breakpoint type pressure gauge (17) is fixedly connected with the liquid inlet pipe (2).

7. The pressure adjustable 0-60Mpa explosion proof gas tracer injection apparatus of claim 4, wherein: the filter screen (1015) right-hand member face sliding connection has limiting plate (1016), and limiting plate (1016) and locating rack (1014) sliding connection, limiting plate (1016) top end face fixedly connected with second spring (1017), the other end and the locating rack (1014) fixed connection of second spring (1017).

8. The pressure adjustable 0-60Mpa explosion proof gas tracer injection apparatus of claim 5, wherein: the third spring (1603) of layer board (1602) bottom has 2, and third spring (1603) symmetry is fixed in layer board (1602) bottom.

Technical Field

The invention relates to the technical field of tracers, in particular to an explosion-proof gas tracer injection device with adjustable pressure of 0-60 Mpa.

Background

In the process of oil and gas well development, after the oil field enters the middle and later development oil recovery and gas production stage, the pressure of an oil and gas layer can be kept by adopting a gas injection mode into the stratum, so that the aim of improving the final recovery ratio is fulfilled, in order to obtain the injection condition information of intervals and small layers, the oil field widely adopts a tracer method to measure and analyze the gas injection effect of the gas injection well, along with the continuous development of the society, the injection devices of some tracers are also continuously increased, but some defects can exist when part of the tracer injection devices are used, and therefore, the demand on the explosion-proof gas tracer injection device with the adjustable pressure of 0-60Mpa is increasingly increased.

In the tracer field, the partial tracer injection apparatus who uses at present, when the in-cylinder pressure is great in the in-process of using, the pressure in the reduction cylinder that can not be quick, thereby lead to other components in the device to take place to damage easily, can lead to the phenomenon that pipeline junction appears leaking even, partial tracer injection apparatus can not adjust the injection concentration of tracer when using in addition, because different gas wells require differently to the concentration of tracer, this application scope who has just so greatly reduced the device, still need partial tracer injection apparatus to weigh the measuring to the quantity of tracer when using, and need shut down the replenishment when replenishing the tracer, this normal use that has just influenced the tracer, consequently, propose the adjustable 0-60Mpa explosion-proof gas tracer injection apparatus of pressure to above-mentioned problem.

Disclosure of Invention

The invention aims to provide an explosion-proof gas tracer injection device with adjustable pressure of 0-60Mpa, so as to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

the explosion-proof gas tracer injection device with the pressure adjustable between 0 and 60Mpa comprises an air cylinder, a protection device, a detection device and a weighing device, wherein the bottom end of the air cylinder is communicated with a liquid inlet pipe and a return pipe which are arranged on the left and right, the other end of the liquid inlet pipe is communicated with a hydraulic system, the hydraulic system is communicated with the return pipe, the inner side of the air cylinder is connected with a piston plate in a sliding manner, the right end face of the air cylinder is fixedly connected with a controller, the left side of the top end of the air cylinder is communicated with an air outlet pipe, the right side of the top end of the air cylinder is communicated with an air inlet pipe, the central position of the top end of the air cylinder is provided with the protection device, the other end of the air inlet pipe is communicated with the detection device, the right end of the detection device is communicated with a gas pipe, and a weighing device is arranged on the outer side of the steel cylinder.

preferably, the protection device comprises a fixed pipe, a connecting pipe, a fixed box, an electric telescopic rod, a sliding plate, a positioning box, a supporting plate, a first spring, a pressing plate and a pressure sensor, the fixed pipe is arranged on the right side of the air outlet pipe and is communicated with the air cylinder, the connecting pipe is arranged at the right end of the fixed pipe and is communicated with the air cylinder, the fixed box is communicated with the top end of the fixed pipe, the electric telescopic rod is fixedly connected to the inner side of the top end surface of the fixed box, the sliding plate is fixedly connected to the bottom end surface of the electric telescopic rod, the sliding plate is slidably connected with the fixed box, the positioning box is communicated with the top end of the connecting pipe, the supporting plate is slidably connected to the bottom end inside of the positioning box, the first spring is fixedly connected to the top end of the supporting plate, the pressing plate is fixedly, and the pressure sensor is fixedly connected with the positioning box.

Preferably, detection device includes first supporting box, first motor, first impeller, first concentration detection appearance, first connecting pipe, first air pump and deposits the bottle, the other end intercommunication of intake pipe has first supporting box and gas-supply pipe intercommunication, the first motor of first supporting box top end face fixedly connected with, and the main shaft of first motor runs through first supporting box, the main shaft and the first supporting box of first motor rotate to be connected, the first impeller of the terminal fixedly connected with of main shaft of first motor, the first concentration detection appearance of connecting block fixedly connected with is passed through to first supporting box inboard, first supporting box bottom intercommunication has first connecting pipe, the other end intercommunication of first connecting pipe has first air pump, first air pump bottom intercommunication has the bottle of depositing.

Preferably, the detection device comprises a second support box, a second motor, a second impeller, a second concentration detector, a second connecting pipe, a second air pump, a positioning frame, a filter screen, a limiting plate and a second spring, the other end of the air inlet pipe is communicated with the second support box, the second support box is communicated with the air pipe, the top end face of the second support box is fixedly connected with the second motor, a main shaft of the second motor penetrates through the second support box, the main shaft of the second motor is rotatably connected with the second support box, the tail end of the main shaft of the second motor is fixedly connected with the second impeller, the inner side of the second support box is fixedly connected with the second concentration detector through a connecting block, the bottom end of the second support box is communicated with the second connecting pipe, the other end of the second connecting pipe is communicated with the second air pump, the bottom end of the second air pump is communicated with the positioning frame, the bottom end of the inner side of the positioning frame is provided with the filter screen, and the filter screen runs through the locating rack, filter screen and locating rack sliding connection.

Preferably, the weighing device comprises a support frame, a support plate, a third spring, a contact block, a control switch and an alarm, the support frame is connected to the outer side of the steel cylinder in a sliding manner, the support frame is connected to the support plate in a sliding manner, the support plate is connected to the steel cylinder in a sliding manner, the bottom end face of the support plate is fixedly connected with the third spring, the other end of the third spring is fixedly connected with the support frame, the contact block is fixedly connected to the top end face of the support plate, the control switch is fixedly connected to the inner side of the top end face of the support frame, and the alarm.

Preferably, the inner side of the liquid inlet pipe is provided with a breakpoint pressure gauge, and the breakpoint pressure gauge is fixedly connected with the liquid inlet pipe.

Preferably, the right end face of the filter screen is connected with a limiting plate in a sliding mode, the limiting plate is connected with the positioning frame in a sliding mode, the top end face of the limiting plate is fixedly connected with a second spring, and the other end of the second spring is fixedly connected with the positioning frame.

preferably, the third spring of layer board bottom has 2, and the third spring symmetry is fixed in the layer board bottom.

compared with the prior art, the invention has the beneficial effects that:

1. according to the invention, through the arrangement of the sliding plate, the sliding connection between the sliding plate and the fixed box, the elastic force of the first spring to the pressing plate and the sliding connection between the supporting plate and the positioning box are matched, when the pressure in the cylinder is higher, the pressure in the cylinder can be quickly reduced, so that the phenomena of component damage and pipeline leakage caused by the slow pressure reduction speed are avoided;

2. According to the invention, through the arrangement of the first impeller, the arrangement is matched with the driving of the first impeller by the first motor, the communication of the first air pump and the storage bottle and the communication of the first connecting pipe and the first supporting box, under the detection of the first concentration detector, when the concentration of the tracer is lower, the concentration of the tracer can be supplemented in time, and the application range of the device is greatly increased;

3. According to the invention, through the arrangement of the second impeller, the arrangement is matched with the driving of the second impeller by the second motor, the communication of the second air pump and the second connecting pipe, the sliding connection of the filter screen and the positioning frame and the elasticity of the second spring to the limiting plate, under the detection of the second concentration detector, the concentration of the tracer can be diluted in time when the concentration of the tracer is higher, so that the application range of the device is greatly increased;

4. According to the invention, through the arranged support plate, the arrangement is matched with the elasticity of the third spring to the support plate, the sliding connection between the support plate and the support frame and the fixed connection between the alarm and the support frame, the dosage of the tracer can be weighed and detected under the control of the controller, the tracer is supplemented without stopping, and the normal use of the tracer is ensured.

Drawings

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

FIG. 2 is a schematic view of the installation structure of the breakpoint pressure gauge of the present invention;

FIG. 3 is a schematic view of the mounting structure of the first spring according to the present invention;

FIG. 4 is a schematic view of the mounting structure of the first impeller of the present invention;

FIG. 5 is a schematic view of the mounting structure of a second impeller according to the present invention;

FIG. 6 is a schematic view of the overall structure of the pallet of the present invention;

fig. 7 is a schematic overall structure diagram of the limiting plate of the invention.

In the figure: 1-cylinder, 2-liquid inlet pipe, 3-return pipe, 4-hydraulic system, 5-piston plate, 6-controller, 7-gas outlet pipe, 8-gas inlet pipe, 9-protection device, 901-fixed pipe, 902-connecting pipe, 903-fixed box, 904-electric telescopic rod, 905-sliding plate, 906-positioning box, 907-supporting plate, 908-first spring, 909-pressing plate, 910-pressure sensor, 10-detection device, 1001-first supporting box, 1002-first motor, 1003-first impeller, 1004-first concentration detector, 1005-first connecting pipe, 1006-first air pump, 1007-storage bottle, 1008-second supporting box, 1009-second motor, 1010-second impeller, 1011-a second concentration detector, 1012-a second connecting pipe, 1013-a second air pump, 1014-a positioning frame, 1015-a filter screen, 1016-a limiting plate, 1017-a second spring, 11-an air pipe, 12-a cryogenic pump, 13-a switching pipe, 14-a control valve, 15-a steel cylinder, 16-a weighing device, 1601-a support frame, 1602-a support plate, 1603-a third spring, 1604-a contact block, 1605-a control switch, 1606-an alarm and 17-a breakpoint pressure gauge.

Detailed Description