CN218211758U - Leakage detection device of high-temperature fluid pump - Google Patents

Abstract

The utility model discloses a leak testing device of high temperature fluid pump relates to high temperature fluid pump technical field. The device is including liquid collection tank and gauge outfit, the gauge outfit lower extreme is connected with the measuring stick, it is provided with the floater to slide on the measuring stick, the through-hole has been seted up to liquid collection tank upper surface, it inserts inside the liquid collection tank to be convenient for the measuring stick to drive the floater, the internally mounted of measuring stick has level sensor, cooperate with the floater, make things convenient for the inside liquid level situation of liquid collection tank of real-time supervision, and then monitor the leakage condition of high temperature fluid pump, judge and in time report to the police, the staff of being convenient for in time makes the reaction, the manual work has been solved and has been patrolled and examined and lead to leaking the untimely drawback of discovery, simultaneously install temperature sensor at the inside upper end inside wall of measuring stick, the convenience is used for a long time at the floater, the conduction oil of leakage makes the floater glue on the measuring stick, when floating, respond to the temperature situation, judge the leakage condition, and in time report to the police and inform control center.

Description

Leakage detection device of high-temperature fluid pump

Technical Field

The utility model belongs to the technical field of medical instrument, especially, relate to a leakage detection device of high temperature fluid pump.

Background

The high-temperature medium (such as heat conducting oil) is conveyed by adopting a conveying pump, the temperature of the high-temperature heat conducting oil is usually 200-300 ℃, the mechanical seal is easy to leak in the long-term use process of the pump, if a large amount of leakage occurs, the environmental pollution is caused, a fire disaster can be caused, and great hidden dangers are brought to the production and personnel safety.

At present, whether most high-temperature fluid pumps leak or not is monitored through manual inspection, so that when a large amount of leakage occurs, the leakage is possibly found out untimely, great loss and damage are caused, and real-time monitoring cannot be achieved. In view of the above, we have devised a leakage detection apparatus and a detection method for a high-temperature fluid pump to solve the above problems.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a leakage detection device of high temperature fluid pump, including collection fluid reservoir and gauge outfit, the gauge outfit lower extreme is connected with the measuring stick, it is provided with the floater to slide on the measuring stick, the through-hole has been seted up to collection fluid reservoir upper surface, the gauge outfit downside is provided with the upper cover, mutually supports with collection fluid reservoir upper surface, the internally mounted of measuring stick has level sensor, cooperatees with the floater, temperature sensor is installed to the inside upper end inside wall of measuring stick, collection fluid reservoir left surface upside is provided with into oil pipe, collection fluid reservoir rear surface downside is provided with the fluid-discharge tube, just it all is linked together with collection fluid reservoir inner chamber to advance oil pipe and fluid-discharge tube, the side surface is provided with the cable connector before the gauge outfit, it is linked together with the mechanical seal department of delivery pump to advance oil pipe to keep away from the one end of collection fluid reservoir.

Through advance oil pipe and keep away from the one end of collecting tank and be linked together with the mechanical seal department of delivery pump, be convenient for get into the collecting tank with the high temperature medium who leaks, under the sliding fit of floater with the measuring stick, combine level sensor real-time supervision collecting tank inside liquid level situation of change, and transmit monitoring data to control center, be convenient for in time send the warning of leaking and remind, cooperate the inside temperature sudden change situation of temperature sensor real-time supervision collecting tank simultaneously, be convenient for after the long-time use of floater, the conduction oil that leaks makes the floater glue on the measuring stick, when unable fluctuation, the device still can reach leak detection's purpose, the artifical process of patrolling and examining has been solved, the untimely drawback of discovery appears leaking easily, detection effect has effectively been improved.

Preferably, a first valve is installed on the oil inlet pipe, and a second valve is installed on the liquid discharge pipe.

Preferably, the upper side of the right surface of the liquid collection tank is connected with an exhaust pipe, and the exhaust pipe is communicated with the inner cavity of the liquid collection tank.

Preferably, the lower surface of the liquid collecting tank is connected with a mounting bottom plate, the liquid collecting tank and the mounting bottom plate are integrally formed, and the surface of the mounting bottom plate is provided with a plurality of mounting holes.

Preferably, the measuring rod surface downside cover is equipped with the stopper, just be connected through fixing bolt between stopper and the measuring rod.

Preferably, a plurality of first threaded holes are formed in the upper surface of the liquid collection tank, a plurality of second threaded holes are formed in the surface of the upper cover, the first threaded holes correspond to the second threaded holes in a one-to-one mode and are matched with the second threaded holes, and the first threaded holes and the second threaded holes are fixed through bolts.

A method for detecting leakage of a high-temperature fluid pump comprises the following steps:

s1, monitoring the change condition of the liquid level in the liquid collection tank in real time by matching the floating ball with the liquid level sensor, monitoring the change condition of the temperature in the liquid collection tank in real time by matching the temperature sensor, and transmitting monitoring data to an external control center;

s2, when the liquid level sensor in the step S1 monitors that the liquid level in the liquid collection tank rises and reaches a set alarm threshold value, turning to S4;

s3, when the temperature sensor monitors that the temperature inside the liquid collection tank suddenly changes to a set threshold temperature in the step S1, turning to S4;

and S4, sending out an alarm prompt through the control center, and closing a valve of the delivery pump.

Preferably, the set threshold temperature is 100 ℃.

Preferably, the liquid level sensor, the temperature sensor and the delivery pump are all electrically connected with the control center.

Preferably, the control center in the step S4 is electrically connected to an alarm module.

The utility model discloses following beneficial effect has:

1. the utility model discloses an advance oil pipe and keep away from the one end of collecting tank and the mechanical seal department of delivery pump and be linked together, be convenient for get into the collecting tank with the high temperature medium who leaks, under the sliding fit of floater with the measuring stick, combine level sensor real-time supervision to collect the inside liquid level situation of change of liquid jar to with monitoring data transmission to control center, be convenient for in time send the warning of leaking, solved the manual work and patrolled and examined the process, appear leaking the untimely drawback of discovery easily, effectively improved detection effect.

2. The utility model discloses a temperature sensor real-time supervision collection liquid jar inside temperature sudden change condition is convenient for after the long-time use of floater, and the conduction oil of leakage makes the floater glue on the measuring stick, and when unable fluctuation, the device still can reach leak detection's purpose, has improved the result of use of device.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, it is obvious that the drawings in the description below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic view of the overall structure of a leakage detection device for a high-temperature fluid pump according to the present invention;

fig. 2 is a front view of a leakage detecting device of a high-temperature fluid pump according to the present invention;

FIG. 3 isbase:Sub>A schematic structural view of section A-A in FIG. 2;

FIG. 4 is an enlarged view of the structure at B in FIG. 3;

fig. 5 is a top view of a leak detection device of a high temperature fluid pump according to the present invention;

fig. 6 is a side view of the leakage detecting device for a high temperature fluid pump according to the present invention after the installation of the measuring rod;

fig. 7 is a schematic block diagram illustrating the use of the leakage detection device of the high temperature fluid pump according to the present invention;

fig. 8 is a block diagram of a method for detecting leakage of a high-temperature fluid pump according to the present invention.

In the drawings, the reference numbers indicate the following list of parts:

1. a liquid collecting tank; 2. a gauge head; 3. a measuring rod; 4. a floating ball; 5. a through hole; 6. an upper cover; 7. a temperature sensor; 8. a liquid level sensor; 9. an oil inlet pipe; 10. a liquid discharge pipe; 11. a cable connector; 12. A first valve; 13. a second valve; 14. an exhaust pipe; 15. mounting a bottom plate; 16. mounting holes; 17. And a limiting block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "middle", "outer", "inner", and the like, indicate positional or positional relationships, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Referring to fig. 1-8, a leakage detection device for a high-temperature fluid pump includes a liquid collection tank 1 and a gauge head 2, a measuring rod 3 is connected to the lower end of the gauge head 2, a floating ball 4 is slidably disposed on the measuring rod 3, a through hole 5 is formed in the upper surface of the liquid collection tank 1, an upper cover 6 is disposed on the lower side of the gauge head 2 and is matched with the upper surface of the liquid collection tank 1, a liquid level sensor 8 is mounted inside the measuring rod 3 and is matched with the floating ball 4, a temperature sensor 7 is mounted on the inner side wall of the inner upper end of the measuring rod 3, an oil inlet pipe 9 is disposed on the upper side of the left surface of the liquid collection tank 1, a liquid discharge pipe 10 is disposed on the lower side of the rear surface of the liquid collection tank 1, the oil inlet pipe 9 and the liquid discharge pipe 10 are both communicated with the inner cavity of the liquid collection tank 1, a cable connector 11 is disposed on the front side surface of the gauge head 2, and one end of the oil inlet pipe 9, which is far away from the liquid collection tank 1, is communicated with a mechanical seal of a delivery pump.

One end of keeping away from collection fluid reservoir 1 through advancing oil pipe 9 is linked together with the mechanical seal department of delivery pump, be convenient for get into collection fluid reservoir 1 with the high temperature medium conduction oil that leaks, under the sliding fit of floater 4 and measuring stick 3, combine the inside liquid level situation of change of level sensor 8 real-time supervision collection fluid reservoir 1, and with monitoring data transmission to control center, be convenient for in time send out the police dispatch newspaper and remind, cooperate the 1 inside temperature sudden change condition of temperature sensor 7 real-time supervision collection fluid reservoir simultaneously, prevent after the long-time use of floater 4, the conduction oil that leaks makes floater 4 glue on measuring stick 3, when unable fluctuation, the device still can reach the purpose of revealing the detection, the artifical process of patrolling and examining has been solved, appear easily and leak the untimely drawback of discovery, effectively improved detection effect.

A plurality of first screw holes have been seted up to collection fluid reservoir 1 upper surface, a plurality of second screw holes have been seted up on 6 surfaces of upper cover, first screw hole and second screw hole one-to-one, mutually support, and fix through the bolt between first screw hole and the second screw hole, through the mutually supporting of first screw hole and second screw hole, under the effect of bolt, be convenient for with upper cover 6 with collect the fluid reservoir 1 firm and link together, and then guaranteed measuring stick 3 and floater 4 at the inside stability of collecting the fluid reservoir 1, the accurate nature of testing process has been guaranteed.

3 surface downside covers of measuring stick are equipped with stopper 17, and is connected through fixing bolt between stopper 17 and the measuring stick 3, effectively plays limiting displacement to floater 4 through stopper 17, prevents the use, and floater 4 drops from 3 lower extremes of measuring stick, is connected through fixing bolt between stopper 17 and the measuring stick 3 wherein, is convenient for demolish stopper 17, and then has made things convenient for the installation and the dismantlement of floater 4.

An exhaust pipe 14 is connected to the upper side of the right surface of the liquid collection tank 1, the exhaust pipe 14 is communicated with the inner cavity of the liquid collection tank 1, and hot air in the liquid collection tank 1 can be conveniently discharged through the exhaust pipe 14.

Install first valve 12 on the oil inlet pipe 9, install second valve 13 on the fluid-discharge tube 10, be convenient for open and close the hydraulic fluid inlet of collection liquid jar 1 through first valve 12, the second valve 13 is convenient for control opening and closing of fluid-discharge tube 10 simultaneously, discharges the inside conduction oil of collection liquid jar 1.

The 1 lower surface connection of collection fluid reservoir has mounting plate 15, and collects fluid reservoir 1 and mounting plate 15 integrated into one piece, and a plurality of mounting holes 16 have been seted up on mounting plate 15 surface, mutually supports through mounting plate 15 and mounting hole 16, is convenient for fix collection fluid reservoir 1, ensures the stability of use collection fluid reservoir 1.

A method for detecting leakage of a high-temperature fluid pump comprises the following steps:

s1, monitoring the change condition of the liquid level in the liquid collection tank 1 in real time by matching a floating ball 4 with a liquid level sensor 8, monitoring the change condition of the temperature in the liquid collection tank 1 in real time by matching a temperature sensor 7, and transmitting monitoring data to an external control center;

s2, when the liquid level sensor 8 monitors that the liquid level in the liquid collecting tank 1 rises and reaches a set alarm threshold value in the step S1, turning to S4;

s3, when the temperature sensor 7 monitors that the temperature in the liquid collecting tank 1 suddenly changes to be higher than 100 ℃ in the step S1, turning to S4;

and S4, sending out an alarm prompt through the control center, and closing a valve of the delivery pump.

The liquid level sensor 8, the temperature sensor 7 and the delivery pump are all electrically connected with the control center.

The control center is electrically connected with the alarm module in the step S4, and the alarm module is convenient for sending out alarm reminding to remind related workers to react in time.

The working principle is as follows: when the leakage condition of the high-temperature fluid pump is detected, firstly, before a high-temperature medium (such as heat conduction oil) is conveyed by the conveying pump, one end, far away from the liquid collecting tank 1, of the oil inlet pipe 9 is stably connected with a mechanical sealing part of the conveying pump, and then the liquid collecting tank 1 is fixed at a proper position under the mutual matching of the mounting bottom plate 15 and the mounting hole 16, so that the stability of the liquid collecting tank 1 in the detection process is ensured;

in the process of conveying high-temperature media (such as heat conduction oil), leaked high-temperature media (heat conduction oil) enter the liquid collection tank 1 through the oil inlet pipe 9, the floating ball 4 vertically floats upwards along the direction of the measuring rod 3 along with the rising of the liquid level in the liquid collection tank 1, the liquid level sensor 8 is combined to monitor the liquid level change in the liquid collection tank 1 and transmit monitoring data to the control center, when the liquid level in the liquid collection tank 1 reaches a set alarm threshold value, a driving signal is sent to the alarm module through the control center, a leakage alarm prompt is sent out through the alarm module, meanwhile, a valve of the conveying pump is closed through the control center, and related workers are informed to the site to monitor in time;

after the floating ball 4 is used for a long time, leaked heat conduction oil pollutes the floating ball 4, the floating ball is stuck on the measuring rod 3 and cannot float up and down, the temperature change condition in the liquid collecting tank 1 is monitored through the temperature sensor 7 at the moment, when the temperature sensor 7 senses that the temperature suddenly changes to be higher than 100 ℃ (the temperature sensed normally is lower than 40 ℃), a large amount of leakage is shown, an alarm signal is sent to the control center through the temperature sensor 7, a driving signal is sent to the alarm module through the control center, the alarm module sends out alarm prompt of the leakage, meanwhile, a valve of the conveying pump is closed through the control center, and related workers are informed to the site to monitor in time;

in the detection process, a small amount of leakage of the high-temperature fluid pump occurs every day, for example, 2-3 drops are normal, the normal period of the liquid collecting tank 1 for discharging the leaked liquid through the liquid discharge pipe 10 is one month, and if the liquid level in the liquid collecting tank 1 reaches the threshold value in a short time, the conveying pump needs to be detected and maintained.

The utility model discloses a floater 4 and level sensor 8 are mutually supported, the 1 inside liquid level situation of change of real-time supervision collecting tank, the 1 inside temperature situation of change of real-time supervision collecting tank of cooperation temperature sensor 7 real-time supervision collecting tank simultaneously, the purpose of delivery pump leakage situation real-time supervision has been realized, delivery pump leakage detection effect and detection efficiency have effectively been improved, the work burden of artifical patrolling and examining has been reduced, the artifical in-process of patrolling and examining has been avoided simultaneously, appear leaking the untimely problem of discovery easily, the potential safety hazard that the discovery exists untimely has been eliminated, the use is facilitated.

It is further illustrated that, the utility model relates to a leakage detection device of high temperature fluid pump, its mounting means, connected mode and mode of setting are the mechanical connection mode common in this field, and for the familiar and grasp of technical staff in this field, as long as can reach all can implement of its beneficial effect, simultaneously the utility model discloses well level sensor 8 and temperature sensor 7 are the purchase on the market, and the technical staff in this field installs, uses as required can.

In the description of the present specification, reference to the description of "one embodiment," "an example," "a specific example," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims (6)

1. The utility model provides a leak testing device of high temperature fluid pump, includes collection fluid reservoir (1) and gauge outfit (2), its characterized in that, gauge outfit (2) lower extreme is connected with measuring stick (3), it is provided with floater (4) to slide on measuring stick (3), through-hole (5) have been seted up to collection fluid reservoir (1) upper surface, gauge outfit (2) downside is provided with upper cover (6), mutually supports with collection fluid reservoir (1) upper surface, the internally mounted of measuring stick (3) has level sensor (8), cooperatees with floater (4), temperature sensor (7) are installed to the inside upper end inside wall of measuring stick (3), collection fluid reservoir (1) left surface upside is provided with into oil pipe (9), collection fluid reservoir (1) rear surface downside is provided with fluid-discharge tube (10), just advance oil pipe (9) and fluid-discharge tube (10) and all be linked together with collection fluid reservoir (1) inner chamber, gauge outfit connector (2) front side surface is provided with cable (11), the one end that oil pipe (9) kept away from collection fluid reservoir (1) is linked together with the mechanical seal department of delivery pump.

2. A high temperature fluid pump leak detection apparatus as claimed in claim 1, wherein a first valve (12) is mounted on the inlet pipe (9) and a second valve (13) is mounted on the outlet pipe (10).

3. The leakage detection device of the high-temperature fluid pump as claimed in claim 2, wherein an exhaust pipe (14) is connected to the upper side of the right surface of the liquid collection tank (1), and the exhaust pipe (14) is communicated with the inner cavity of the liquid collection tank (1).

4. The leakage detection device of a high temperature fluid pump according to claim 3, wherein a mounting bottom plate (15) is connected to a lower surface of the liquid collection tank (1), the liquid collection tank (1) and the mounting bottom plate (15) are integrally formed, and a plurality of mounting holes (16) are formed in a surface of the mounting bottom plate (15).

5. The leakage detection device of the high-temperature fluid pump according to claim 4, wherein a limiting block (17) is sleeved on the lower side of the outer surface of the measuring rod (3), and the limiting block (17) is connected with the measuring rod (3) through a fixing bolt.

6. The leakage detection device of a high-temperature fluid pump according to claim 5, wherein the upper surface of the liquid collection tank (1) is provided with a plurality of first threaded holes, the surface of the upper cover (6) is provided with a plurality of second threaded holes, the first threaded holes and the second threaded holes are in one-to-one correspondence and are mutually matched, and the first threaded holes and the second threaded holes are fixed through bolts.

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