Petrochemical engineering instrument automatic test equipment

Abstract

The utility model provides a petrochemical engineering instrument automation test equipment relates to instrument testing technical field, including the seal pipe, one end of seal pipe is fixed and communicated with the intake pipe, the top of intake pipe is fixed and communicated with the first connecting pipe close to the center, the inner wall of first connecting pipe close to the top is provided with the first ring slot, and the first ring slot is provided with the second ring slot. And a first convex pipe is embedded in the first annular groove, the surface of the first connecting pipe is sleeved with a first screw cylinder and rotationally connected with the first screw cylinder through a bearing, an internal thread of the first screw cylinder is in threaded connection with the surface of the first convex pipe, and the top of the first convex pipe is fixed and communicated with a connecting pipe. According to the utility model, the pressure gauges are installed on the connecting pipe according to an assembly line, then the connecting pipe is installed on the sealing pipe, and gas is filled into the sealing pipe, so that the effect of simultaneously testing and comparing a plurality of pressure gauges can be achieved, and the effect of improving the testing efficiency and accuracy can be achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to instrument test technical field especially relates to a petroleum chemical industry instrument automation test equipment. BACKGROUND

[0002] Petroleum chemical production covers numerous complex process flows, such as crude distillation, catalytic cracking, hydrofining, etc. In these processes, pressure is a key parameter, and different reaction stages and equipment have very strict requirements for pressure. Therefore, it is necessary to test pressure instruments with petroleum chemical industry instrument automation test equipment.

[0003] Petroleum chemical enterprises usually have large-scale production devices, and a large number of pressure instruments are needed for monitoring and control. If the traditional single test method is used, the test efficiency is low, which will seriously affect the construction progress of the project and the normal operation of production, so there is an urgent need for technology and equipment that can test multiple pressure instruments at the same time to improve test efficiency and meet the needs of large-scale production. UTILITY MODEL CONTENT

[0004] The utility model discloses a kind of petroleum chemical industry instrument automation test equipment to solve the problems that there are a large number of pressure instruments in prior art to monitor and control. If the traditional single test method is used, the test efficiency is low, which will seriously affect the construction progress of the project and the normal operation of production, and the utility model is provided.

[0005] To achieve the above object, the utility model adopts the following technical scheme: a kind of petroleum chemical industry instrument automation test equipment, including sealing pipe, one end of the sealing pipe is fixed and is communicated with inlet pipe, the top of the inlet pipe and close to center place is fixed and is communicated with first connecting pipe, the inner wall of the first connecting pipe and close to top is equipped with first annular groove, the inside of the first annular groove is embedded with first convex pipe, the surface of the first convex pipe is sleeved and bearing rotary connection has first screw cylinder, the internal thread of the first screw cylinder is connected with the surface thread of first convex pipe, the top of the first convex pipe is fixed and is communicated with connecting pipe, the top of the connecting pipe is fixed and is communicated with second connecting pipe at equal intervals, the inner wall of the second connecting pipe and close to top is equipped with second annular groove, the inside of the second annular groove is embedded with second convex pipe, the top of the second convex pipe is fixed and is communicated with pressure gauge, the surface of the second convex pipe is sleeved and bearing rotary connection has second screw cylinder, the internal thread of the second screw cylinder is connected with the surface thread of second convex pipe.

[0006] Preferably, the bottom of the sealing pipe is fixedly connected with a support plate, both ends of the support plate are fixedly connected with mounting plates, and two mounting holes are formed in the surface of each mounting plate.

[0007] Preferably, a magnetic valve is fixedly installed on the surface of the air inlet pipe, and a standby valve is fixedly installed on the surface of the air inlet pipe and located at the side of the magnetic valve.

[0008] Preferably, a first sealing ring is embedded and fixedly connected to the inner wall of the bottom of the first annular groove, and the top of the first sealing ring is attached to the bottom of the first convex pipe.

[0009] Preferably, a first rotating sleeve is sleeved and fixedly connected to the surface of the first screw cylinder, and the first rotating sleeve is hexagonal.

[0010] Preferably, a second sealing ring is fixedly connected to the inner wall of the bottom of the second annular groove, and the top of the second sealing ring is attached to the bottom of the second convex pipe.

[0011] Preferably, a second rotating sleeve is sleeved and fixedly connected to the surface of the second screw cylinder, and the second rotating sleeve is hexagonal.

[0012] Preferably, the surfaces of both ends of the mounting plate are rounded.

[0013] Preferably, a display is fixedly installed on the surface of the sealing pipe.

[0014] Preferably, a control panel is fixedly installed on the surface of the sealing pipe and close to one end, and the control panel is electrically connected with the magnetic valve, the standby valve and the display.

[0015] Compared with the prior art, the utility model has the advantages and positive effects that,

[0016] 1. In the utility model, the pressure gauges are installed on the connecting pipes in a pipeline, then the connecting pipes are installed on the sealing pipes, and then the sealing pipes are filled with gas, so that the multiple pressure gauges can be tested and compared simultaneously, thereby improving the testing efficiency and accuracy.

[0017] 2. In the utility model, the rotating sleeve can be rotated to facilitate the installation or dismounting of the connecting pipes and the pressure gauges, thereby improving the installation and dismounting efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 a perspective view of the overall structure of the petroleum chemical instrument automatic testing equipment is provided for the utility model;

[0019] Figure 2 a plan view of the overall structure of the petroleum chemical instrument automatic testing equipment is provided for the utility model;

[0020] Figure 3 a sectional view of the overall structure of the petroleum chemical instrument automatic testing equipment is provided for the utility model;

[0021] Figure 4 This utility model proposes an automated testing device for petrochemical instruments. Figure 3 Enlarged view of the structure in area A.

[0022] Figure 5 This utility model proposes an automated testing device for petrochemical instruments. Figure 3 Enlarged view of the structure in area B.

[0023] Legend: 1. Sealing pipe; 2. Support plate; 3. Mounting plate; 4. Mounting hole; 5. Inlet pipe; 6. Solenoid valve; 7. Spare valve; 8. First connecting pipe; 9. First annular groove; 10. First protruding pipe; 11. First sealing ring; 12. First screw; 13. First rotating sleeve; 14. Connecting pipe; 15. Second connecting pipe; 16. Second annular groove; 17. Second protruding pipe; 18. Pressure gauge; 19. Second sealing ring; 20. Second screw; 21. Second rotating sleeve; 22. Display; 23. Control panel. Detailed Implementation

[0024] To better understand the above-mentioned objectives, features, and advantages of this utility model, the present utility model will be further described below with reference to the accompanying drawings and embodiments. It should be noted that, unless otherwise specified, the embodiments and features described in these embodiments can be combined with each other.

[0025] Many specific details are set forth in the following description in order to provide a full understanding of the present invention. However, the present invention may also be implemented in other ways different from those described herein. Therefore, the present invention is not limited to the specific embodiments disclosed in the following specification.

[0026] Example 1, as Figures 1-5 As shown, this utility model provides an automated testing device for petrochemical instruments, including a sealing tube 1. One end of the sealing tube 1 is fixed and connected to an air inlet pipe 5. The top of the air inlet pipe 5 and near its center is fixed and connected to a first connecting pipe 8. The inner wall of the first connecting pipe 8 and near its top is provided with a first annular groove 9. A first protruding tube 10 is embedded inside the first annular groove 9. A first screw cylinder 12 is sleeved on the surface of the first connecting pipe 8 and rotatably connected to it by a bearing. The internal thread of the first screw cylinder 12 is threaded to the surface of the first protruding tube 10. The top of the first protruding tube 10 is fixed and connected to a connecting pipe 14. The top of the connecting pipe 14 is fixed and connected to a second connecting pipe 15 at equal intervals. The inner wall of the second connecting pipe 15 and near its top is provided with a second annular groove 16. A second protruding tube 17 is embedded inside the second annular groove 16. The top of the second protruding tube 17 is fixed and connected to a pressure gauge 18. A second screw cylinder 20 is sleeved on the surface of the second protruding tube 17 and rotatably connected to it by a bearing. The internal thread of the second screw cylinder 20 is threaded to the surface of the second protruding tube 17.

[0027] The effect achieved by the whole embodiment 1 is that the gas entering the sealed pipe 1 can improve the pressure inside the sealed pipe 1 by fixing and connecting the air inlet pipe 5 at one end of the sealed pipe 1, the first connecting pipe 8 is fixed and connected at the top of the air inlet pipe 5 and close to the center, the first annular groove 9 is arranged on the inner wall of the first connecting pipe 8 and close to the top, the first convex pipe 10 is embedded in the first annular groove 9, the first screw cylinder 12 is rotatably connected to the surface of the first connecting pipe 8 by sleeving, the inner thread of the first screw cylinder 12 is screwed with the surface thread of the first convex pipe 10, the connecting pipe 14 is fixed and connected at the top of the first convex pipe 10, which can make the first convex pipe 10 embedded in the first annular groove 9, and then the first screw cylinder 12 is rotated to drive the first convex pipe 10 to be installed, and the second connecting pipe 15 is fixed and connected at the top of the connecting pipe 14 at equal intervals, the second annular groove 16 is arranged on the inner wall of the second connecting pipe 15 and close to the top, the second convex pipe 17 is embedded in the second annular groove 16, the pressure gauge 18 is fixed and connected at the top of the second convex pipe 17, the second screw cylinder 20 is rotatably connected to the surface of the second convex pipe 17 by sleeving, the inner thread of the second screw cylinder 20 is screwed with the surface thread of the second convex pipe 17, which can make the bottom of the pressure gauge 18 embedded in the second annular groove 16, and then the second screw cylinder 20 is rotated to make the second convex pipe 17 fixed, and the pressure gauge 18 can be installed and fixed.

[0028] As shown in embodiment 2, Figures 1-5 The bottom of the sealed pipe 1 is fixedly connected with the supporting plate 2, the two ends of the supporting plate 2 are fixedly connected with the mounting plate 3, and two mounting holes 4 are arranged on the surface of the mounting plate 3; the surface of the air inlet pipe 5 is fixedly installed with the magnetic valve 6, and the surface of the air inlet pipe 5 and located on one side of the magnetic valve 6 is fixedly installed with the standby valve 7; the bottom inner wall of the first annular groove 9 is embedded and fixedly connected with the first sealing ring 11, and the top of the first sealing ring 11 is attached to the bottom of the first convex pipe 10; the surface of the first screw cylinder 12 is sleeved and fixedly connected with the first rotating sleeve 13, and the shape of the first rotating sleeve 13 is hexagonal; the bottom inner wall of the second annular groove 16 is fixedly connected with the second sealing ring 19, and the top of the second sealing ring 19 is attached to the bottom of the second convex pipe 17; the surface of the second screw cylinder 20 is sleeved and fixedly connected with the second rotating sleeve 21, and the shape of the second rotating sleeve 21 is hexagonal; the surfaces of the two ends of the mounting plate 3 are rounded; the surface of the sealed pipe 1 is fixedly installed with the display 22; the surface of the sealed pipe 1 and close to one end is fixedly installed with the control panel 23, and the control panel 23 is electrically connected with the magnetic valve 6, the standby valve 7 and the display 22.

[0029] The effect achieved by the whole embodiment 2 is that the bottom of the sealing pipe 1 is fixedly connected with the supporting plate 2, both ends of the supporting plate 2 are fixedly connected with the mounting plate 3, the surface of the mounting plate 3 is provided with two mounting holes 4, which can fix the sealing pipe 1; the surface of the air inlet pipe 5 is fixedly installed with the magnetic valve 6, and the surface of the air inlet pipe 5 and on one side of the magnetic valve 6 is fixedly installed with the standby valve 7, which can control the air inlet of the air inlet pipe 5, and the standby valve 7 can prevent the magnetic valve 6 from being damaged and still be used; the bottom inner wall of the first ring groove 9 is embedded and fixedly connected with the first sealing ring 11, and the top of the first sealing ring 11 is attached to the bottom of the first convex pipe 10, which can seal the connection pipe 14 and the sealing pipe 1; the surface of the first screw cylinder 12 is sleeved and fixedly connected with the first rotating sleeve 13, and the shape of the first rotating sleeve 13 is hexagonal, which can facilitate the rotation of the first rotating sleeve 13; the bottom inner wall of the second ring groove 16 is fixedly connected with the second sealing ring 19, and the top of the second sealing ring 19 is attached to the bottom of the second convex pipe 17, which can seal the pressure gauge 18 and the connection pipe 14; the surface of the second screw cylinder 20 is sleeved and fixedly connected with the second rotating sleeve 21, and the shape of the second rotating sleeve 21 is hexagonal, which can facilitate the rotation of the second rotating sleeve 21; the surface of both ends of the mounting plate 3 is rounded, which can prevent the mounting plate 3 from scratching the user; the surface of the sealing pipe 1 is fixedly installed with the display 22, which can display the pressure in the sealing pipe 1 on the display 22; the surface of the sealing pipe 1 and close to one end is fixedly installed with the control panel 23, and the control panel 23 is electrically connected with the magnetic valve 6, the standby valve 7 and the display 22, which can control the test equipment.

[0030] Working principle: by embedding the bottom of the pressure gauge 18 into the second ring groove 16, the second rotating sleeve 21 can be rotated to drive the second screw cylinder 20 to rotate, which can make the second screw cylinder 20 drive the second convex pipe 17 to move radially along the second screw cylinder 20 to extrude the second sealing ring 19, when the pressure gauge 18 is installed on the connection pipe 14, the first convex pipe 10 at the bottom of the connection pipe 14 is embedded into the first ring groove 9, and then the first rotating sleeve 13 is rotated to drive the first screw cylinder 12 to rotate, which can drive the first convex pipe 10 to extrude the first sealing ring 11 radially along the first screw cylinder 12, so that the connection pipe 14 can be installed on the sealing pipe 1, and then the gas can be filled into the sealing pipe 1, which can test and compare multiple pressure gauges 18 at the same time, so as to improve the test efficiency and accuracy.

[0031] The wiring diagram of the magnetic valve 6, the standby valve 7, the display 22 and the control panel 23 is common knowledge in the field, and the working principle is a known technology, and the model is selected according to actual use, so the control mode and wiring arrangement of the magnetic valve 6, the standby valve 7, the display 22 and the control panel 23 are not explained in detail.

[0032] The above is only a preferred embodiment of the present application, and is not intended to limit the present application in other forms. Any skilled person in the art can modify or change the above disclosed technology content to equivalent embodiments applied to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical essence of the present application without departing from the technical scheme of the present application still falls within the protection scope of the present application.

Claims

1. A petrochemical instrument automation test equipment comprising a sealed tube (1), characterized in that: One end of the sealing pipe (1) is fixedly connected with an air inlet pipe (5), the top of the air inlet pipe (5) is fixedly connected with a first connecting pipe (8), the inner wall of the first connecting pipe (8) is provided with a first ring groove (9), the first ring groove (9) is embedded with a first convex pipe (10), the surface of the first connecting pipe (8) is rotatably connected with a first screw cylinder (12), the inner thread of the first screw cylinder (12) is threadedly connected with the surface of the first convex pipe (10), the top of the first convex pipe (10) is fixedly connected with a connecting pipe (14), the top of the connecting pipe (14) is fixedly connected with a second connecting pipe (15) at equal intervals, the inner wall of the second connecting pipe (15) is provided with a second ring groove (16), the second ring groove (16) is embedded with a second convex pipe (17), the top of the second convex pipe (17) is fixedly connected with a pressure gauge (18), the surface of the second convex pipe (17) is rotatably connected with a second screw cylinder (20), the inner thread of the second screw cylinder (20) is threadedly connected with the surface of the second convex pipe (17).

2. The petrochemical instrument automation test device according to claim 1, characterized in that: The bottom of the sealing pipe (1) is fixedly connected with a supporting plate (2), both ends of the supporting plate (2) are fixedly connected with a mounting plate (3), the surface of the mounting plate (3) is provided with two mounting holes (4).

3. The petrochemical instrument automation test device according to claim 1, characterized in that: The surface of the air inlet pipe (5) is fixedly connected with a magnetic valve (6), the surface of the air inlet pipe (5) is fixedly connected with a standby valve (7) on the side of the magnetic valve (6).

4. The petrochemical instrument automation test device according to claim 1, characterized in that: The bottom inner wall of the first ring groove (9) is embedded and fixedly connected with a first sealing ring (11), the top of the first sealing ring (11) is attached to the bottom of the first convex pipe (10).

5. The petroleum chemical instrument automation test device according to claim 1, characterized in that: The surface of the first screw cylinder (12) is sleeved and fixedly connected with a first rotating sleeve (13), the shape of the first rotating sleeve (13) is hexagonal.

6. The petroleum chemical instrument automation test device according to claim 1, characterized in that: The bottom inner wall of the second ring groove (16) is fixedly connected with a second sealing ring (19), the top of the second sealing ring (19) is attached to the bottom of the second convex pipe (17).

7. The petroleum chemical instrument automation test device according to claim 1, characterized in that: The surface of the second screw cylinder (20) is sleeved and fixedly connected with a second rotating sleeve (21), the shape of the second rotating sleeve (21) is hexagonal.

8. The petrochemical instrument automation test device according to claim 2, characterized in that: The surface of the mounting plate (3) is circular.

9. The petroleum chemical instrument automation test device according to claim 1, characterized in that: The surface of the sealing pipe (1) is fixedly connected with a display (22).

10. The petroleum chemical instrument automation test device according to claim 1, characterized in that: The surface of the sealing pipe (1) is fixedly connected with a control panel (23) near one end, the control panel (23) is electrically connected with the magnetic valve (6), the standby valve (7) and the display (22).

Images