Chemical agent filling device

Abstract

The utility model discloses a chemical agent filling device which comprises the components of a storage module which stores a chemical agent; and the filling module is connected with the storage module, the filling module and the storage module are arranged front and back, and the chemical agent flows to the filling module through the storage module. The device is simple in structure and convenient to overhaul, and medicaments are not easy to freeze.

Description

Technical Field

[0001] The utility model relates to the field of chemical agent injection for oil pipelines or oil wells, and particularly relates to a chemical agent filling device. Background Art

[0002] When the temperature of an oil pipeline or an oil well is relatively low in winter, when the oil production is low, the oil is thick and wax deposits, the produced oil has a slow flow rate and poor fluidity, and it is easy to block the oil pipeline, affecting normal production.

[0003] The existing method is to add specific chemical reagents to prevent the pipeline and oil well from being blocked. However, the existing chemical agent adding machine has a complex structure, is not convenient for maintenance, and the outflowing chemical agent is easy to freeze, affecting the chemical agent adding efficiency and further affecting normal production. Summary of the Invention

[0004] According to an embodiment of the utility model, there is provided a chemical agent filling device, comprising:

[0005] A storage module storing a chemical agent;

[0006] A filling module connected to the storage module, and the filling module and the storage module are arranged front and back, and the chemical agent flows from the storage module to the filling module.

[0007] Further, the storage module comprises:

[0008] A chemical agent tank containing a chemical reagent;

[0009] A support plate supported on the top of the chemical agent tank;

[0010] A heating pipe passing through the support plate and extending into the chemical agent tank to heat the chemical agent;

[0011] A liquid level pipe passing through the support plate and extending into the chemical agent tank to detect the liquid level of the chemical agent.

[0012] Further, the chemical agent tank comprises:

[0013] A chemical agent adding port for adding a chemical agent;

[0014] A chemical agent outlet communicating with the filling module, and the chemical agent enters the filling module through the chemical agent outlet.

[0015] Further, the storage module further comprises: a sight glass tube provided on the side wall of the chemical agent tank to observe the liquid level of the chemical reagent in the chemical agent tank through the sight glass tube.

[0016] Further, the filling module comprises:

[0017] A single-cylinder plunger pump connected to the chemical agent outlet of the chemical agent tank, and the single-cylinder plunger pump extracts the chemical agent in the chemical agent tank;

[0018] Drive motor;

[0019] A crank - connecting rod mechanism, which is respectively connected to the drive motor and the single - cylinder plunger pump. The crank - connecting rod mechanism is driven by the drive motor to drive the single - cylinder plunger pump to reciprocate;

[0020] One - way valve, which is connected to the single - cylinder plunger pump. The chemical agent extracted by the single - cylinder plunger pump flows out through the one - way valve;

[0021] Drug delivery pipe, which is connected to the one - way valve. The chemical agent flows to the drug delivery pipe through the one - way valve.

[0022] Furthermore, the filling module further includes: a frequency converter, which is connected to the drive motor.

[0023] Furthermore, the filling module further includes: a pressure gauge, which is connected to the one - way valve. The pressure gauge detects the pressure of the chemical agent flowing out through the one - way valve.

[0024] Furthermore, the filling module further includes: a plate - type heater, which heats the chemical reagent flowing out of the reagent tank.

[0025] According to the chemical agent filling device of the embodiment of the present utility model, the structure is simple, convenient for maintenance, and the chemical agent is not easy to freeze.

[0026] It should be understood that both the foregoing general description and the following detailed description are exemplary and are intended to provide further explanation of the claimed technology. Brief Description of the Drawings

[0027] Figure 1 It is a schematic top - view structure diagram of the chemical agent filling device according to the embodiment of the present utility model

[0028] Figure 2 It is a schematic front - view structure diagram of the chemical agent filling device according to the embodiment of the present utility model;

[0029] Figure 3 It is a side - view of the chemical agent filling device according to the embodiment of the present utility model. Detailed Description of the Embodiment

[0030] Hereinafter, the preferred embodiments of the present utility model will be described in detail with reference to the drawings, and the present utility model will be further elaborated.

[0031] First, it will be combined with Figures 1 - 3 Describe the chemical agent filling device according to the embodiment of the present utility model, and its application scenarios are very wide.

[0032] Such as Figure 1As shown in the figure, the chemical agent filling device of the embodiment of the present utility model includes a frame body 1, a storage module 2 and a filling module 3.

[0033] Specifically, as Figure 1 shown, the storage module 2 stores chemical agents; the filling module 3 is connected to the storage module 2, and the filling module 3 and the storage module 2 are arranged front and back in the frame body 1. The structure is simple. There are several mounting plates 11 movably connected by screws on the frame body 1, which is convenient for maintenance. The chemical agent flows from the storage module 2 to the filling module 3.

[0034] Furthermore, as Figure 1 shown, the storage module 2 includes: a reagent tank 21, a support plate 22, a heating pipe 23 and a liquid level pipe 24; the reagent tank 21 contains chemical reagents; the support plate 22 is arranged on the top of the reagent tank 21; the heating pipe 23 penetrates through the support plate 22 and extends into the reagent tank 21 to heat the chemical agent, preventing the chemical reagents in the reagent tank 21 from freezing due to too low temperature; the liquid level pipe 24 penetrates through the support plate 22 and extends into the reagent tank 21 to detect the liquid level of the chemical agent and transmit the detected information to an external display device, so as to facilitate real-time understanding of the amount of chemical reagents in the reagent tank 21.

[0035] Furthermore, as Figure 2 shown, the reagent tank 21 includes: a chemical agent inlet 211 and a chemical agent outlet 212; the chemical agent inlet 211 is used for adding chemical agents; the chemical agent outlet 212 is communicated with the filling module 3, and the chemical agent enters the filling module 3 through the chemical agent outlet 212.

[0036] Furthermore, as Figure 3 shown, the storage module 2 further includes: a sight glass tube 25, and the sight glass tube 25 is arranged on the side wall of the reagent tank 21. The liquid level of the chemical reagents in the reagent tank 21 is observed through the sight glass tube 25, which is convenient for timely observing the chemical reagents. When it is lacking, it is manually added through the chemical agent inlet 211.

[0037] Furthermore, as Figure 2 shown, the filling module 3 includes: a single-cylinder piston pump 31, a driving motor 32, a crank connecting rod mechanism 33, a check valve 34 and a medicine delivery pipe 35; the single-cylinder piston pump 31 is connected to the chemical agent outlet 212 of the reagent tank 21, and the single-cylinder piston pump 31 extracts the chemical agents in the reagent tank 21; the crank connecting rod mechanism 33 is respectively connected to the driving motor 32 and the single-cylinder piston pump 31, and the crank connecting rod mechanism 33 is driven by the driving motor 32 to drive the single-cylinder piston pump 31 to make reciprocating motions; the check valve 34 is connected to the single-cylinder piston pump 31, and the chemical agents extracted by the single-cylinder piston pump 31 flow out through the check valve 34; the medicine delivery pipe 35 is connected to the check valve 34, and the chemical agent flows to the medicine delivery pipe 35 through the check valve 34.

[0038] As Figure 2As shown in the figure, in this embodiment, the filling module 3 further includes: a ball valve 36 and a filter 37; the ball valve 36 is provided at the chemical outlet 212, and the filter 37 is connected to the ball valve 36 to filter the flowing chemical reagent, and the filtered chemical reagent then flows to the single-cylinder piston pump 31.

[0039] Further, as Figure 2 shown, the filling module 3 further includes: a frequency converter 38, and the frequency converter 38 is connected to the drive motor 32, which is convenient for adjusting the rotation speed of the drive motor 32, and further for adjusting the frequency of the single-cylinder piston pump 31 to extract the chemical reagent, so as to realize the adjustment of the flow rate of the chemical reagent.

[0040] Further, as Figure 2 shown, the filling module 3 further includes: a pressure gauge 39, a safety valve 310 and a pressure reducing valve 311; the pressure gauge 39 is connected to the one-way valve 34, and the pressure gauge 39 detects the pressure of the chemical agent flowing out through the one-way valve 34; the safety valve 310 is connected to the pressure gauge 39, and a pressure relief pipe 3101 is connected to the pressure relief port of the safety valve 310, and the pressure relief pipe 3101 is communicated with the reagent tank 21. When the pressure detected by the pressure gauge 39 is abnormal, the chemical reagent flows into the reagent tank 21 through the pressure relief pipe 3101 connected to the safety valve 310, and then flows through the pressure reducing valve 311 and flows out from the medicine delivery pipe 35. There is also a pressure gauge 39 between the pressure reducing valve 311 and the medicine delivery pipe 35, which is used to detect the pressure of the chemical reagent finally flowing out from the medicine delivery pipe 35.

[0041] Further, as Figure 2 shown, the filling module 3 further includes: a plate heater 312, and the plate heater 312 heats the chemical reagent flowing out of the reagent tank 21 to prevent the flowing chemical reagent from freezing.

[0042] During use, the chemical reagent flows out from the chemical outlet 212 of the reagent tank 21, flows through the ball valve 36 to the filter 37, and is then extracted by the single-cylinder piston pump 31, and sequentially flows through the one-way valve 34, the pressure gauge 39, the safety valve 310, the pressure reducing valve 311 and the pressure gauge 39, and finally flows out from the medicine delivery pipe 35.

[0043] Above, with reference to Figures 1 - 3 the chemical agent filling device according to the embodiment of the present invention is described. It has a simple structure, is convenient for maintenance, and the chemical agent is not easy to freeze.

[0044] It should be noted that in this specification, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, such that a process, method, article or device comprising a series of elements not only includes those elements but also includes other elements not expressly listed, or further includes elements inherent to such process, method, article or device. Without further limitation, an element defined by the statement "comprising..." does not exclude the presence of additional identical elements in the process, method, article or device comprising the element.

[0045] Although the content of the present utility model has been introduced in detail through the above preferred embodiments, it should be recognized that the above description should not be construed as a limitation of the present utility model. After those skilled in the art have read the above content, various modifications and alternatives to the present utility model will be obvious. Therefore, the protection scope of the present utility model should be defined by the appended claims.

Claims

1. A chemical agent dosing device, characterized in that, Comprising: A storage module that stores the chemical agent; A filling module that is connected to the storage module, and the storage module and the filling module are arranged front and back, and the chemical agent flows from the storage module to the filling module.

2. The chemical agent injection device according to claim 1, characterized in that, The storage module includes: A chemical agent tank that contains the chemical agent; A support plate that is provided on the top of the chemical agent tank; A heating pipe that penetrates the support plate and extends into the chemical agent tank to heat the chemical agent; A liquid level pipe that penetrates the support plate and extends into the chemical agent tank to detect the liquid level of the chemical agent.

3. The chemical agent filling device according to claim 2, characterized in that, The chemical agent tank includes: A chemical agent adding port for adding the chemical agent; A chemical agent outlet that is communicated with the filling module, and the chemical agent enters the filling module through the chemical agent outlet.

4. The chemical agent filling device according to claim 2 or 3, characterized in that, The storage module further includes: a sight glass tube that is provided on the side wall of the chemical agent tank, and the liquid level of the chemical agent in the chemical agent tank is observed through the sight glass tube.

5. The chemical agent filling device according to claim 3, wherein The filling module includes: A single-cylinder piston pump that is connected to the chemical agent outlet of the chemical agent tank, and the single-cylinder piston pump extracts the chemical agent in the chemical agent tank; A driving motor; A crank-link mechanism that is respectively connected to the driving motor and the single-cylinder piston pump, and the crank-link mechanism is driven by the driving motor to drive the single-cylinder piston pump to perform reciprocating motion; A one-way valve that is connected to the single-cylinder piston pump, and the chemical agent extracted by the single-cylinder piston pump flows out through the one-way valve; A chemical agent conveying pipe that is connected to the one-way valve, and the chemical agent flows to the chemical agent conveying pipe through the one-way valve.

6. The chemical agent injection device according to claim 5, characterized in that, The filling module further includes: an inverter that is connected to the driving motor.

7. The chemical agent filling device according to claim 5, characterized in that, The filling module further includes: a pressure gauge that is connected to the one-way valve, and the pressure gauge detects the pressure of the chemical agent flowing out through the one-way valve.

8. The chemical agent filling device according to claim 5, characterized in that, The filling module further includes: a plate heater that heats the chemical agent flowing out of the chemical agent tank.

Images