CN210977827U

CN210977827U - Hydraulic pump capable of alarming during oil drainage

Info

Publication number: CN210977827U
Application number: CN201921085779.6U
Authority: CN
Inventors: 何文涛
Original assignee: Guizhou Tuoli Hydraulic Parts Co Ltd
Current assignee: Guizhou Tuoli Hydraulic Parts Co Ltd
Priority date: 2019-07-12
Filing date: 2019-07-12
Publication date: 2020-07-10
Anticipated expiration: 2029-07-12

Abstract

The utility model discloses a hydraulic pump that draining can report to police, including the pump body and base, alarm unit, temperature detect module, P L C controller and pressure detection module are installed in proper order to pump body top surface, and the output of temperature detect module and pressure detection module respectively with the input electric connection of P L C controller, the utility model discloses in, the temperature detect module and the pressure detection module of pump body installation respectively with P L C controller electric connection, temperature detect module and pressure detection module can detect the temperature and the pressure of the inside oil pocket of the pump body, through the data transfer with temperature and pressure for P L C controller, P L C controller is handled data, then compare the back with the numerical value of predetermined temperature and pressure, open alarm unit through control circuit and report to the police, remind the staff, when the data of temperature and pressure all surpass predetermined data, close the motor through P L C controller to avoid the pump body further to receive serious damage.

Description

Hydraulic pump capable of alarming during oil drainage

Technical Field

The utility model relates to a hydraulic pump technical field especially relates to a hydraulic pump that draining can report to police.

Background

The hydraulic pump is a power element of a hydraulic system, and the leakage of the hydraulic pump can be divided into inner leakage and outer leakage according to the flow direction. The external leakage mainly refers to the leakage of hydraulic oil from the system to the environment, and is generated outside a hydraulic pipeline, a hydraulic valve, a hydraulic cylinder and a hydraulic pump (a hydraulic motor) of the hydraulic system; the internal leakage refers to that hydraulic oil flows from the high-pressure side to the low-pressure side in the system due to the existence of pressure difference on the high-pressure side and the low-pressure side, the sealing element fails and the like, for example, the oil leaks from a high-pressure cavity to a low-pressure cavity in hydraulic transmission; leakage from the pressure passage to the oil return passage in the reversing valve, and the like. The main forms of leakage are slot leakage, porous leakage, adhesion leakage, dynamic leakage, etc.

The phenomenon that the pump sending is weak, the discharge capacity reduces appears in the symptom of letting out in the hydraulic pump, and when adjusting the discharge capacity handle, the discharge capacity does not have obvious change, and the hydraulic pump lets out in the hydraulic pump can cause the system oil temperature too high, and hydraulic system pressure is on the low side simultaneously, can't reach system rated pressure value.

When the existing hydraulic pump is used and the pump body leaks, visible internal leakage symptoms are slight, workers cannot find the internal leakage symptoms in time by simple visual inspection, so that the pump body is continuously damaged, meanwhile, the leakage of the hydraulic pump is an unavoidable phenomenon of the pump body, and when pump oil leaks into the environment, the environment is easily polluted.

Therefore, a hydraulic pump capable of alarming when oil leakage occurs is provided to solve the defects.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a hydraulic pump capable of alarming by oil drainage.

In order to achieve the purpose, the utility model adopts the following technical scheme that the hydraulic pump capable of alarming during oil drainage comprises a pump body and a base, an alarm unit, a temperature detection module, a P L C controller and a pressure detection module are sequentially installed on the top surface of the pump body, the output ends of the temperature detection module and the pressure detection module are respectively electrically connected with the input end of the P L C controller, one side of the pressure detection module is positioned on the surface of the pump body and is respectively provided with an oil inlet and an oil outlet, the lower part of the pump body is provided with the base, the top surface of the base is provided with an installation cavity, and the inner side of the installation cavity is fixedly connected with the pump body.

As a further description of the above technical solution: the welding of four corners in pump body bottom surface has the side ear, and the side ear surface alternates there is the bolt, and the bolt bottom is located the inboard bottom surface of installation cavity and has seted up the bolt hole, the inboard bottom surface of installation cavity has been seted up and has been led the oil groove, and installation cavity lateral wall position through connection has the oil extraction pipe.

As a further description of the above technical solution: four corners of the bottom surface of the base are provided with damping cushion blocks with rectangular structures.

As further described in the technical scheme, the output ends of the temperature detection module and the pressure detection module are respectively and electrically connected with the motor and the alarm unit of the pump body through a P L C controller.

As a further description of the above technical solution: the bolt holes are arranged in a plurality of numbers, and the bolt holes correspond to the side lugs of the pump body one to one.

As a further description of the above technical solution: the top surface of the installation cavity is of an open structure.

The utility model discloses following beneficial effect has:

the utility model discloses in, the temperature detection module and the pressure detection module of pump body installation respectively with P L C controller electric connection, temperature detection module and pressure detection module can detect the temperature and the pressure of the inside oil pocket of the pump body, transmit the data of temperature and pressure to the P L C controller, the P L C controller handles data, then compare with the numerical value of predetermined temperature and pressure, open alarm unit through control circuit and report to the police, remind the staff, when the data of temperature and pressure all surpass the data of presetting, close the motor through the P L C controller, thereby avoid the pump body to further receive serious damage;

the utility model discloses in, the side ear that pump body bottom surface was equipped with passes through bolt fixed mounting in the installation cavity of base, and the oil groove of leading that the inboard surface of installation cavity was equipped with can guide the formula with the pump oil of pump body seepage and collect, discharges through the oil extraction pipe to avoid the pump oil polluted environment's the condition to take place, simultaneously, the cushion block of base bottom surface can play absorbing effect, thereby avoids the vibrations of motor to influence the pump body and normally functions.

Drawings

FIG. 1 is a schematic structural view of a hydraulic pump capable of alarming when oil drainage is performed;

FIG. 2 is a schematic view of a base structure of a hydraulic pump capable of alarming when oil drainage occurs;

fig. 3 is a block diagram of the hydraulic pump capable of alarming when oil drainage is performed.

Illustration of the drawings:

1. the oil pump comprises a pump body, a base, a warning unit, a temperature detection module, a P L C controller, a pressure detection module, a shock absorption cushion block, a lateral lug, a mounting cavity, a bolt hole, an oil guide groove and a pump body, 2, a base, 3, a warning unit, 4, a temperature detection module, 5, a P L C controller, 6, an oil discharge pipe, 10, a shock absorption cushion block, 11.

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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the utility model provides an embodiment is a hydraulic pump that draining can report to police, including pump body 1 and base 2, alarm unit 3 is installed in proper order to pump body 1 top surface, temperature detection module 4, P L C controller 5 and pressure detection module 6, and the output of temperature detection module 4 and pressure detection module 6 respectively with the input electric connection of P L C controller 5, pressure detection module 6 one side is located pump body 1 surface and is provided with oil inlet 7 and oil-out 8 respectively, pump body 1 lower part is provided with base 2, and base 2 top surface is provided with installation cavity 12, and installation cavity 12 inboard is through side ear 11 and pump body 1 fixed connection, temperature detection module 4 and pressure detection module 6 of pump body 1 installation, can detect the temperature and the pressure of pump body 1 internal oil pocket in real time, through the data transfer of temperature and pressure to P L C controller 5, P L C controller 5 handles data, then compare with the numerical value of predetermined temperature and pressure, open alarm unit 3 through the control circuit and report to police, thereby remind the staff;

four corner welding in the 1 bottom surface of the pump body have the

side ear

11, and 11 surface interlude of side ear have the bolt, and the bolt bottom is located 12 inboard bottom surfaces of installation cavity and has seted up

bolt hole

13, and 12 inboard bottom surfaces of installation cavity have been seted up and have been led

oil groove

14, and 12 lateral wall positions of installation cavity have a row oil pipe 9 to lead oil groove 14 and can effectively guide the pump oil to be convenient for discharge from row oil pipe 9, arrange oil pipe 9 surface mounting and have the valve.

Four corners in base 2 bottom surface install the cushion 10 of rectangle structure, and the cushion 10 in base 2 bottom surface can play absorbing effect to avoid the vibrations of the 1 motor of the pump body to influence the normal function of the pump body 1.

The output ends of the temperature detection module 4 and the pressure detection module 6 are respectively electrically connected with the motor of the pump body 1 and the alarm unit 3 through the P L C controller 5, when any one of the data of the temperature detection module 4 and the pressure detection module 6 exceeds the preset value of the P L C controller 5, the alarm unit 3 is triggered to alarm, when the data of the temperature detection module 4 and the data of the pressure detection module 6 both exceed the preset value of the P L C controller 5, the P L C controller 5 can close the motor of the pump body 1, and the pump body 1 is prevented from being damaged excessively.

The bolt holes 13 are provided in a plurality, the bolt holes 13 correspond to the side lugs 11 of the pump body 1 one by one, and the side lugs 11 of the pump body 1 can be conveniently mounted in the mounting cavity 12 through the bolt holes 13.

The top surface of the installation cavity 12 is of an open structure, the installation cavity 12 is an inner cavity of a rectangular frame on the bottom top surface of the base 2, and the pump oil leaking out of the pump body 1 can be isolated through the installation cavity 12, so that the environment pollution caused by the pump oil is avoided.

The working principle is as follows:

the during operation, the temperature detect module 4 and the pressure detection module 6 of the installation of the pump body 1, can real-time detection pump body 1 inside oil pocket temperature and pressure, data transmission through with temperature and pressure is for P L C controller 5, P L C controller 5 handles data, then compare the back with the numerical value of predetermined temperature and pressure, open alarm unit 3 through control circuit and report to the police, remind the staff, when the data of temperature and pressure all surpass predetermined data, close the motor through P L C controller 5, thereby avoid the pump body 1 to further receive serious damage, when the pump oil of the pump body 1 leaks, the side ear 11 that the bottom surface of the pump body 1 was equipped with passes through bolt fixed mounting in the installation cavity 12 of base 2, the oil groove 14 of leading that the inboard surface of installation cavity 12 was equipped with can carry out the guided collection with the pump oil of the seepage of the pump body 1, discharge through oil discharge pipe 9, thereby avoid the condition emergence of pump oil polluted environment.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. A hydraulic pump capable of giving an alarm during oil drainage comprises a pump body (1) and a base (2), and is characterized in that an alarm unit (3), a temperature detection module (4), a P L C controller (5) and a pressure detection module (6) are sequentially mounted on the top surface of the pump body (1), the output ends of the temperature detection module (4) and the pressure detection module (6) are respectively and electrically connected with the input end of the P L C controller (5), an oil inlet (7) and an oil outlet (8) are respectively arranged on one side of the pressure detection module (6) on the surface of the pump body (1), the base (2) is arranged on the lower portion of the pump body (1), a mounting cavity (12) is arranged on the top surface of the base (2), and the inner side of the mounting cavity (12) is fixedly connected with the pump body (1) through a side lug (;

side lugs (11) are welded at four corners of the bottom surface of the pump body (1), bolts are inserted into the surfaces of the side lugs (11), bolt holes (13) are formed in the bottom surfaces of the bottoms of the bolts, which are positioned on the inner side of the mounting cavity (12), oil guide grooves (14) are formed in the bottom surfaces of the inner sides of the mounting cavity (12), and oil discharge pipes (9) are connected to the side walls of the mounting cavity (12) in a penetrating manner;

four corners of the bottom surface of the base (2) are provided with damping cushion blocks (10) with rectangular structures;

the output ends of the temperature detection module (4) and the pressure detection module (6) are respectively electrically connected with the motor and the alarm unit (3) of the pump body (1) through a P L C controller (5).

2. An oil drainage alarmable hydraulic pump as set forth in claim 1, wherein: the bolt holes (13) are arranged in a plurality, and the bolt holes (13) correspond to the side lugs (11) of the pump body (1) one by one.

3. An oil drainage alarmable hydraulic pump as set forth in claim 1, wherein: the top surface of the installation cavity (12) is of an open structure.