Petrochemical engineering instrument automatic test equipment

Abstract

The utility model discloses petrochemical engineering instrument automation testing equipment, which relates to the technical field of instrument testing and comprises a device main body, an observation mechanism is mounted on the side wall of the device main body, a filtering mechanism is mounted in the device main body, and a floating ball liquid level meter is mounted at the top of the device main body. A clamping mechanism is installed on the outer wall of the floating ball liquid level meter. According to the utility model, the observation mechanism and the observation plate are made of transparent materials, so that when the device is used and the floating ball liquid level meter is used for detecting the height change of a liquid medium, the operation state of the floating ball liquid level meter inside can be directly observed through the observation plate, and whether abnormity exists or not can be checked; and the accuracy of the test of the floating ball liquid level meter can be calibrated and compared by comparing whether the test data of the liquid medium fed back by different floating ball liquid level meters in operation is consistent or not, so that the practicability of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of instrument testing, in particular to an automatic testing device for petrochemical instruments. Background Art

[0002] Liquid level meter is an instrument that uses electronic or other technologies to detect liquid surface, flow rate, and flow rate. It is widely used in the field of petrochemical production and processing. The instrument data of the liquid level meter directly affects the quality and safety of the product. It is very important to test the accuracy of the liquid level meter. Therefore, a petrochemical instrument automatic testing equipment is needed.

[0003] The existing petrochemical instrument automatic test equipment is not convenient for direct observation of the inside of the device, filtering of liquid media, and fixing and clamping of the device during operation. Therefore, there is an urgent need for a petrochemical instrument automatic test equipment. Utility Model Content

[0004] Based on this, the purpose of the utility model is to provide a petrochemical instrument automation test equipment to solve the problems that the existing petrochemical instrument automation test equipment is not convenient for direct observation of the inside of the device, filtering of liquid media, and fixing and clamping of the device when in use.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solution: an automatic testing device for petrochemical instruments, comprising a device body, and an observation mechanism is installed on the side wall of the device body.

[0006] A filtering mechanism is installed inside the device body.

[0007] A float liquid level meter is installed on the top of the device body, and a clamping mechanism is installed on the outer wall of the float liquid level meter.

[0008] Preferably, the observation mechanism comprises an observation slot, an observation plate and a scale, the side wall of the device body is provided with an observation slot, the inner wall of the observation slot is provided with an observation plate, and the outer wall of the observation plate is provided with a scale.

[0009] Preferably, the inner wall size of the observation slot matches the outer wall size of the observation plate, and the observation plate is made of a transparent material.

[0010] Preferably, the filtering mechanism comprises a water pump, a conduit and a filter screen, the water pump is installed on the outer wall of the device body, the conduit is installed on the outer wall of the water pump, and the filter screen is installed on the outer wall of the conduit.

[0011] Preferably, the water pump and the device body are welded, and the conduit and the filter are threadedly connected.

[0012] Preferably, the clamping mechanism includes a limit plate, a return spring, a clamping plate, an eccentric wheel and a fixed shaft, the outer wall of the device body is installed with a limit plate, the inner wall of the limit plate is installed with a return spring, the outer wall of the return spring is installed with a clamping plate, the outer wall of the clamping plate is installed with an eccentric wheel, and the inner wall of the eccentric wheel is installed with a fixed shaft.

[0013] Preferably, the clamping plate forms a telescopic structure through a return spring and a limit plate, and the clamping plate is tightly fitted with the eccentric wheel.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. The utility model has an observation mechanism and an observation plate made of transparent material. When the float level meter is detecting the height change of the liquid medium, the operation status of the internal float level meter can be directly observed through the observation plate to check whether there is any abnormality. The setting of the scale can be used to compare and calibrate the accuracy of the float level meter test by comparing the test data of the liquid medium fed back by different float level meters during operation, thereby increasing the practicality of the device.

[0016] 2. The utility model has a filter mechanism, and the filter screen is threadedly connected to the conduit. When the device is used, the filter screen is used to filter and remove impurities from the liquid medium entering from the conduit, so as to prevent foreign matter from being contained in the liquid medium, causing the density of the liquid medium to change, thereby affecting the accuracy of the test data of the float level meter, and increasing the usability of the device;

[0017] 3. The utility model provides a clamping mechanism, and the card plate forms a telescopic structure through a reset spring and a limit plate. When the device is used, the eccentric wheel is rotated to make the raised side of the eccentric wheel push the card plate to move, so that the card plate can fix the float level meter to be tested. Compared with the traditional flange fixing method, the fixing is more convenient and the testing efficiency of the device is improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the structure of the utility model from the front;

[0019] Figure 2 It is a schematic diagram of the structure of the utility model from the side;

[0020] Figure 3 This is a structural schematic diagram showing the internal components of the observation mechanism and the filtering mechanism of the utility model being disassembled and displayed;

[0021] Figure 4 It is a structural schematic diagram of the clamping mechanism of the utility model.

[0022] In the figure: 1. device body; 2. observation mechanism; 201. observation slot; 202. observation plate; 203. scale; 3. filtering mechanism; 301. water pump; 302. conduit; 303. filter screen; 4. float level meter; 5. clamping mechanism; 501. limit plate; 502. return spring; 503. clamping plate; 504. eccentric wheel; 505. fixed shaft. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. The embodiments described below with reference to the drawings are exemplary and are only used to explain the utility model, and cannot be understood as limiting the utility model.

[0024] The following describes an embodiment of the utility model based on its overall structure.

[0025] See also Figure 1-4 , a petrochemical instrument automation test equipment, including a device body 1, an observation mechanism 2 is installed on the side wall of the device body 1, the observation mechanism 2 includes an observation slot 201, an observation plate 202 and a scale 203, the side wall of the device body 1 is provided with an observation slot 201, the inner wall of the observation slot 201 is installed with an observation plate 202, the outer wall of the observation plate 202 is provided with a scale 203, the inner wall size of the observation slot 201 matches the outer wall size of the observation plate 202, the observation plate 202 is set with a transparent material, through the observation mechanism 2, the observation plate 202 is set with a transparent material, when the device is used, when the float liquid level meter 4 is performing a height change detection of a liquid medium, the operation state of the internal float liquid level meter 4 is directly observed through the observation plate 202 to check whether there is an abnormality, and the setting of the scale 203 can refer to and compare whether the test data of the liquid medium fed back by different float liquid level meters 4 during operation are consistent, so as to calibrate and compare the test accuracy of the float liquid level meter 4, thereby increasing the practicality of the device.

[0026] See also Figure 1-4 , a petrochemical instrument automation test equipment, a filtering mechanism 3 is installed inside the device body 1, the filtering mechanism 3 includes a water pump 301, a conduit 302 and a filter 303, the outer wall of the device body 1 is installed with the water pump 301, the outer wall of the water pump 301 is installed with the conduit 302, the outer wall of the conduit 302 is installed with the filter 303, the water pump 301 and the device body 1 are welded, the conduit 302 and the filter 303 are threadedly connected, through the setting of the filtering mechanism 3, the filter 303 and the conduit 302 are threadedly connected, when the device is used, the liquid medium entering from the conduit 302 is filtered and impurities are removed through the filter 303 to avoid foreign matter in the liquid medium, which causes the density of the liquid medium to change, thereby affecting the accuracy of the test data of the float level meter 4, thereby increasing the usability of the device.

[0027] See also Figure 1-4 A petrochemical instrument automation test equipment, a float liquid level meter 4 is installed on the top of the device body 1, the outer wall of the float liquid level meter 4 is installed with a clamping mechanism 5, the clamping mechanism 5 includes a limit plate 501, a reset spring 502, a clamping plate 503, an eccentric wheel 504 and a fixed shaft 505, the outer wall of the device body 1 is installed with a limit plate 501, the inner wall of the limit plate 501 is installed with a reset spring 502, the outer wall of the reset spring 502 is installed with a clamping plate 503, the outer wall of the clamping plate 503 is installed with an eccentric wheel 504, and the inner wall of the eccentric wheel 504 is installed with a fixed shaft 505, the card plate 503 and the limit plate 501 form a telescopic structure through the return spring 502, and the card plate 503 and the eccentric wheel 504 are tightly fitted. Through the clamping mechanism 5, the card plate 503 and the limit plate 501 form a telescopic structure through the return spring 502. When using the device, by rotating the eccentric wheel 504, the raised side of the eccentric wheel 504 pushes the card plate 503 to move, so that the card plate 503 fixes the float liquid level meter 4 that needs to be tested. Compared with the traditional flange fixing method, the fixing is more convenient, which improves the testing efficiency of the device.

[0028] Working principle: When in use, first move the device to the desired position, and then rotate the eccentric wheel 504 to make the raised side of the eccentric wheel 504 push the card plate 503 to move, so that the card plate 503 fixes the float level meter 4 to be tested. Compared with the traditional flange fixing method, the fixation is more convenient and improves the test efficiency of the device. Then, the filter screen 303 is threadedly connected to the conduit 302, and the liquid medium entering from the conduit 302 is filtered and impurities are removed through the filter screen 303 to prevent foreign matter from being contained in the liquid medium, causing the density of the liquid medium to change, thereby affecting the test data of the float level meter 4. The accuracy of the data increases the usability of the device. Finally, when the float level meter 4 is detecting the height change of the liquid medium, the operating status of the internal float level meter 4 is directly observed through the observation plate 202 to check whether there is any abnormality. The setting of the scale 203 can be used to refer to and compare whether the test data of the liquid medium fed back by different float level meters 4 during operation are consistent, so as to calibrate and compare the accuracy of the float level meter 4 test, thereby increasing the practicability of the device. In this way, the use process of the device is completed. The contents not described in detail in this manual belong to the existing technology known to professional and technical personnel in this field.

[0029] The directions or positional relationships indicated by terms such as "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" are based on the directions or positional relationships shown in the accompanying drawings. They are merely simplified descriptions for the convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the protection content of the present invention.

[0030] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A petrochemical instrument automation test device, comprising a device body (1), characterized in that: An observation mechanism (2) is installed on the side wall of the device body (1); A filtering mechanism (3) is installed inside the device body (1); A float liquid level meter (4) is installed on the top of the device body (1), and a clamping mechanism (5) is installed on the outer wall of the float liquid level meter (4).

2. The petrochemical instrument automation test equipment according to claim 1, characterized in that: The observation mechanism (2) comprises an observation slot (201), an observation plate (202) and a scale (203); the side wall of the device body (1) is provided with the observation slot (201); the inner wall of the observation slot (201) is provided with the observation plate (202); and the outer wall of the observation plate (202) is provided with the scale (203).

3. The petrochemical instrument automation test equipment according to claim 2 is characterized in that: The inner wall size of the observation slot (201) matches the outer wall size of the observation plate (202), and the observation plate (202) is made of a transparent material.

4. The petrochemical instrument automation test equipment according to claim 1, characterized in that: The filtering mechanism (3) comprises a water pump (301), a conduit (302) and a filter screen (303); the water pump (301) is installed on the outer wall of the device body (1); the conduit (302) is installed on the outer wall of the water pump (301); and the filter screen (303) is installed on the outer wall of the conduit (302).

5. The petrochemical instrument automation test equipment according to claim 4, characterized in that: The water pump (301) and the device body (1) are welded, and the conduit (302) and the filter screen (303) are threadedly connected.

6. The petrochemical instrument automation test equipment according to claim 1, characterized in that: The clamping mechanism (5) comprises a limit plate (501), a return spring (502), a clamping plate (503), an eccentric wheel (504) and a fixed shaft (505); the limit plate (501) is installed on the outer wall of the device body (1); the return spring (502) is installed on the inner wall of the limit plate (501); the clamping plate (503) is installed on the outer wall of the return spring (502); the eccentric wheel (504) is installed on the outer wall of the clamping plate (503); and the fixed shaft (505) is installed on the inner wall of the eccentric wheel (504).

7. The petrochemical instrument automation test equipment according to claim 6, characterized in that: The clamping plate (503) forms a telescopic structure with the return spring (502) and the limiting plate (501), and the clamping plate (503) and the eccentric wheel (504) are tightly fitted.

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