CN213659258U - Density tester for petroleum products - Google Patents

Abstract

The utility model relates to a petroleum product density test appearance, it include control cabinet, bathtub and set up in measuring component in the bathtub, be provided with the level sensor who is used for detecting the water level in the bathtub, the bathtub be provided with outward with level sensor electric connection's controller, controller electric connection has the alarm, the bathtub still be provided with outward be used for to watered subassembly of adding water in the bathtub. This application has in the bathtub water level low time remind operating personnel in time to add water to avoid the effect of measuring equipment's damage as far as possible.

Description

Density tester for petroleum products

Technical Field

The application relates to the field of density detection technology, in particular to a petroleum product density tester.

Background

In the petrochemical field, often will use the density apparatus of petroleum density to detect the density of petroleum sample, the petroleum density apparatus on the existing market includes bathtub and electrically controlled device usually, and its measurement principle sets up density metering cylinder in the bathtub, through setting up heating element in the bathtub and heating the water in the bathtub to carry out the water bath heating to the petroleum in the graduated cylinder, make the temperature of the petroleum sample in the graduated cylinder reach the required temperature of experiment, and then read the density of petroleum sample through the densimeter.

Chinese patent with patent publication No. CN207472713U discloses a densimeter method petroleum product density measurement ware, including stirring the survey bucket, density measurement ware main part and apparatus, stir the survey bucket and install at density measurement ware main part central point and put, stir survey bucket inner chamber center and install the heat preservation, the heat preservation lower extreme rotates and is connected with stirring frame, stir the frame outside and cup jointed the internal transfer pipe, heat preservation upper end intercommunication has the joint axle, joint axle outer end is equipped with stirs the loop bar, stir the loop bar upper end and install the protection lug, stir survey bucket lower extreme and be fixed with supporting baseplate, it has the connecting valve to stir survey bucket side end face intercommunication, the connecting valve inner chamber is equipped with adapter sleeve, adapter sleeve one end intercommunication has communicating pipe, adapter sleeve center bottom is equipped with the joint card frame, the joint card frame upper end is connected with the rotation valve port.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: in the actual measurement process, in order to reduce the measurement error, the density of a plurality of petroleum samples is generally measured and averaged; during multiple measurement processes, the water level in the measuring barrel can be reduced due to heating and evaporation, which can cause the heating element in the measuring barrel to be exposed out of the water surface and dry-burned, and easily damages the measuring equipment, thus the improvement is needed.

SUMMERY OF THE UTILITY MODEL

In order to remind operating personnel in time to add water when the water level is low in the water bath to avoid measuring equipment's damage as far as possible, this application provides petroleum product density test appearance.

The application provides a petroleum product density tester adopts following technical scheme:

petroleum products density test appearance, including control cabinet, bathtub and set up in measuring component in the bathtub, be provided with the level sensor who is used for detecting the water level in the bathtub, the bathtub be provided with outward with level sensor electric connection's controller, controller electric connection has the alarm, the bathtub still be provided with outward be used for to watered subassembly of adding water in the bathtub.

Through adopting above-mentioned technical scheme, when measuring, add water in to the bathtub, the density measurement of petroleum product is carried out in cooperation through control cabinet and measuring subassembly, through the water level condition in the water level sensor real-time supervision bathtub, when the water level is less than when setting for the height in the bathtub, the controller receives water level sensor's monitoring signal and control the alarm and open, with suggestion operating personnel water level condition, operating personnel through add water the subassembly to the bathtub in add water can, thereby avoid as far as possible to lead to the condition appearance that heating element dry combustion method in it caused the tester to damage because of the water level is low in the bathtub, and the security of measurement has been improved.

Preferably, the water adding assembly comprises a water tank, the bottom of the water tank is higher than the top of the bathtub, the water tank is communicated with the bathtub through a water injection pipe, and a valve is arranged on the water injection pipe.

Through adopting above-mentioned technical scheme, through setting up the water tank, the water tank passes through water injection pipe and bathtub intercommunication, through opening and close of valve control water injection pipe, water injection in advance in the water tank before the measurement, when the water level was crossed low excessively in the bathtub, open the valve and can add water to the bathtub, and convenient operation is swift adds water.

Preferably, the valve is a manual valve.

Through adopting above-mentioned technical scheme, the valve is manual valve, makes things convenient for operating personnel to open according to actual conditions manual control to the water yield of control injection bathtub, and then the water level height in the control bathtub.

Preferably, an electric heater is arranged in the water tank.

Through adopting above-mentioned technical scheme, set up the electric heater in the water tank, preheat the water in the water tank to the temperature that makes to pour into in the bathtub is higher, with the heated time that reduces the bathtub water, improves and measures work efficiency.

Preferably, the water bath is a transparent hard glass jar.

By adopting the technical scheme, an operator can conveniently observe the condition in the water bath tub to judge whether the measurement process is normal or not, so that adjustment can be made in time.

Preferably, the water bath casing is provided with a heat insulation sleeve.

Through adopting above-mentioned technical scheme, the setting up of radiation shield avoids the bathtub to be overheated to be bumped by operating personnel mistake and cause the scald, improves the security of measurement work, can play certain heat preservation effect to the water in the bathtub simultaneously.

Preferably, the heat insulation sleeve is provided with an observation window.

Through adopting above-mentioned technical scheme, be equipped with the observation window on the radiation shield casing, the condition in the operating personnel observation bathtub is difficult for influencing.

Preferably, the valve is an electric valve, and the controller is further configured to control opening and closing of the valve.

Through adopting above-mentioned technical scheme, the valve is electric valve, and when the water level was crossed low in the bathtub, controller control electric valve opened, realized automatic watered function in to the bathtub, did not need the manual work to add water operation, improved the efficiency of measurement work.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the water level sensor monitors the water level condition in the water bath in real time, when the water level in the water bath is lower than a set height, the controller receives a monitoring signal of the water level sensor and controls the alarm to be turned on to prompt an operator of the water level condition, and the operator can add water into the water bath through the water adding assembly, so that the condition that the tester is damaged due to dry burning of a heating element in the water bath caused by too low water level in the water bath is avoided as much as possible;

2. the water adding assembly is composed of a water tank, a water injection pipe and a valve, the valve is set to be an electric valve, when the water level is too low, the electric valve is controlled by a controller to automatically open the water injection pipe, the function of automatically adding water into the water bath tub is realized, manual water adding operation is not needed, and the efficiency of measuring work is improved.

Drawings

FIG. 1 is a schematic structural diagram of a first embodiment of the present application;

FIG. 2 is an enlarged schematic view at A in FIG. 1;

fig. 3 is a schematic structural diagram of an electrically operated valve according to a second embodiment of the present application.

Reference numerals: 1. a console; 2. a water bath tub; 3. a measurement assembly; 4. a heat insulating sleeve; 41. an observation window; 5. a controller; 6. an alarm; 7. a water tank; 71. a box cover; 8. a water injection pipe; 9. a manual valve; 91. an electrically operated valve; 10. an electric heater.

Detailed Description

The present application is described in further detail below with reference to the accompanying drawings.

The first embodiment is as follows:

referring to fig. 1, the embodiment of the application discloses a petroleum product density tester, which comprises a base, a control console 1 fixed on the base, a water bath 2 fixed on the base and a measuring assembly 3 arranged in the water bath 2; in this embodiment the bathtub 2 is cylindrical and has a vertical axis, and the bathtub 2 is a transparent hard glass tub.

Referring to fig. 1, a heat insulating jacket 4 is provided around a water tub 2, the height of the heat insulating jacket 4 is lower than that of the water tub 2, and an observation window 41 is provided in the heat insulating jacket 4 for an operator to observe the inside of the water tub 2. The heat insulation sleeve 4 plays a role in heat insulation on one hand, and on the other hand, the situation that an overheat operator of the bathtub 2 is mistakenly touched by a scald can be avoided as much as possible, so that the safety of measurement operation is improved.

Referring to fig. 1, a water level sensor (not shown in the figure) is fixedly arranged at the middle part of the inner wall of a water bath tub 2, a controller 5 and an alarm 6 are fixedly arranged on a base, the controller 5 is respectively electrically connected with the water level sensor and the alarm 6, and the controller 5 is used for receiving signals of the water level sensor and controlling the alarm 6 to be turned on or turned off. Through water level sensor real-time supervision bathtub 2 internal water level height to give controller 5 with signal transmission, when the water level was crossed lowly, controller 5 control alarm 6 opened in order reminding operating personnel to add water.

Referring to fig. 1, in order to facilitate the direct water addition into the water bath tub 2, a water addition assembly is further arranged outside the water bath tub 2, the water addition assembly comprises a water tank 7, the water tank 7 is fixed on the top of the console 1, and the bottom of the water tank 7 is higher than the top of the water bath tub 2; the top of the water tank 7 is provided with a semi-opening, a semicircular tank cover 71 is hinged at the opening, and one linear side of the tank cover 71 is hinged to the linear side of the opening of the water tank 7 through a hinge; a water injection pipe 8 communicated with the side wall of the water tank 7 near the bottom is arranged, the other end of the water injection pipe 8 is communicated with the water bath 2, and the communication position is positioned at the side wall of the water bath 2 near the top; a valve for controlling the opening and closing of the water injection pipe 8 is arranged in the middle of the water injection pipe, and in the embodiment, the valve is a manual valve 9 (refer to fig. 2), and a handle for controlling the opening and closing of the valve is arranged on the valve.

Through the cooperation of water tank 7, water injection pipe 8 and valve, when alarm 6 opened, operating personnel opened the valve and made the rivers in the water tank 7 accomplish in the bathtub 2 and add water, simple structure and convenient operation.

Referring to fig. 1, an electric heater 10 is further disposed in the water tank 7, a body of the electric heater 10 is fixed to the position, close to the bottom, of the side wall of the water tank 7, an electric heating tube of the electric heater 10 penetrates through the side wall of the water tank 7 to extend into the water tank 7, and the water in the water tank 7 is preheated by the electric heater 10, so that the heating time of the water in the water bath tub 2 is shortened, and the efficiency of the measuring work is improved.

The implementation principle of the embodiment is as follows: when carrying out measurement work, the water injection in bathtub 2, the density measurement of petroleum product is carried out in cooperation through control cabinet 1 and measuring subassembly 3, in the measurement process, the valve keeps closing, and electric heater 10 in the water tank 7 is opened and is preheated to the uniform temperature to the water in the water tank 7, water level in water level sensor real-time supervision bathtub 2, when the water level was crossed lowly, water level sensor's water level signal is received to controller 5, control alarm 6 is opened and is given the operating personnel suggestion, operating personnel opens the valve through the handle, make water in the water tank 7 pour into bathtub 2 in, thereby avoid as far as possible because of the water level crosses the condition emergence that leads to the heating element dry combustion method in it to cause the tester to damage in bathtub 2.

Example two:

referring to fig. 2, the difference between the present embodiment and the first embodiment is that the valve is an electrically operated valve 91, and the controller 5 is electrically connected to the valve, and the controller 5 is used for controlling the opening and closing of the valve. Therefore, when the water level in the water bath tub 2 is too low, the controller 5 controls the electric valve 91 to be opened to add water into the water bath tub 2, so that the automatic control of the water adding operation is realized, and the efficiency of the test work is improved.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. Petroleum products density test appearance, including control cabinet (1), bathtub (2) and set up in measurement component (3) in bathtub (2), its characterized in that: be provided with the level sensor who is used for detecting the water level in bathtub (2), bathtub (2) be provided with outward with level sensor electric connection's controller (5), controller (5) electric connection has alarm (6), bathtub (2) still be provided with outward be used for to watered subassembly of adding water in bathtub (2).

2. The petroleum product density tester of claim 1, wherein: the water adding assembly comprises a water tank (7), the bottom of the water tank (7) is higher than the top of the water bath (2), the water tank (7) is communicated with the water bath (2) through a water injection pipe (8), and a valve is arranged on the water injection pipe (8).

3. The petroleum product density tester of claim 2, wherein: the valve is a manual valve (9).

4. The petroleum product density tester of claim 2, wherein: an electric heater (10) is arranged in the water tank (7).

5. The petroleum product density tester of claim 1, wherein: the water bathtub (2) is a transparent hard glass bathtub.

6. The petroleum product density tester of claim 1, wherein: the outer sleeve of the water bathtub (2) is provided with a heat insulation sleeve (4).

7. The petroleum product density tester of claim 6, wherein: and an observation window (41) is arranged on the heat insulation sleeve (4).

8. The petroleum product density tester of claim 2, wherein: the valve is an electric valve (91), and the controller (5) is also used for controlling the opening and closing of the valve.

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