CN211623719U

CN211623719U - Water ring pump motor overheating fault detection device

Info

Publication number: CN211623719U
Application number: CN202020093506.2U
Authority: CN
Inventors: 刘炜
Original assignee: Shaanxi Coal Mining Hancheng Mining Co Ltd
Current assignee: Shaanxi Coal Mining Hancheng Mining Co Ltd
Priority date: 2020-01-16
Filing date: 2020-01-16
Publication date: 2020-10-02
Anticipated expiration: 2030-01-16

Abstract

The utility model discloses a water ring pump motor overheat fault detection device, including backup pad, the pump body, alarm structure and protective structure, the pump body passes through the bolt cooperation and installs in the top side of backup pad, protective structure sets up the both sides at the pump body, alarm structure installs in the top side of the pump body, through alarm structure, the alcohol of heat conduction incasement portion is heated and expanded when pump body overheat operation, and the piston rod receives high pressure extrusion and rises, drives the lift connecting rod and rises, and the electrode contacts with electrically conductive plectrum, realizes forming the route between bee calling organ and the reserve battery, in time sends out the police dispatch newspaper, provides the reference for operating personnel, can in time shut down the repairment, avoids the motor overheat to lead to the damage of internal component, causes irreversible loss, improves the production security, prolongs the life of motor; through setting up protective structure, can cushion the collision and the impact of the external to the pump body, can play the protective effect to the pump body, avoid the pump body to damage.

Description

Water ring pump motor overheating fault detection device

Technical Field

The utility model relates to a water ring pump equipment technical field especially relates to a overheated fault detection device of water ring pump motor.

Background

The water ring vacuum pump is internally provided with an eccentric rotor with fixed blades, water (liquid) is thrown to the wall of a stator, the water (liquid) forms a liquid ring concentric with the stator, and the liquid ring and the rotor blades form a rotary variable volume vacuum pump with variable volume;

when the water ring pump works, the motor is easily overheated, after the motor is overheated, the internal elements of the motor are easily damaged due to accelerated aging, the existing motor is not provided with a timely detection device, an alarm signal cannot be timely sent out, an overheating fault is easily caused, and the water ring pump motor overheating fault detection device is needed to be designed aiming at the defects.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the existing motor does not have a timely detection device, cannot send out alarm signals in time, easily generates the technical problem of overheating faults, and provides an overheating fault detection device for a water ring pump motor.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the overheating fault detection device for the water ring pump motor comprises a supporting plate, a pump body, an alarm structure and a protection structure, wherein the pump body is installed on the top side of the supporting plate in a matched mode through bolts, the protection structure is arranged on two sides of the pump body, and the alarm structure is installed on the top side of the pump body;

the alarm structure comprises a heat conduction box, an expansion spring, a piston rod, a lifting connecting rod, a buzzer, a positioning spring, a conductive shifting piece, an electrode, a sealing cylinder and an alarm box, wherein the heat conduction box is fixed on the top side of a pump body through welding, the sealing cylinder is vertically fixed at the central position of the top side of the heat conduction box, the piston rod is matched and inserted in the sealing cylinder, the expansion spring is sleeved outside the piston rod, the expansion spring is arranged between the end part of the piston rod and the top cylinder wall of the sealing cylinder, the alarm box is fixed on one side of the outer wall of the sealing cylinder through welding, the bottom end of the lifting connecting rod penetrates through the box wall of the alarm box, the top end of the lifting connecting rod is connected with the piston rod through welding, the electrode is fixed on one side of the bottom end of the lifting connecting rod, and the top end of the positioning, the conductive shifting piece is fixed on the bottom side of the positioning spring, and the buzzer is installed on the top side of the outer wall of the alarm box in a matched mode through bolts.

As a further description of the above technical solution: protective structure includes buffer spring, spout, slider, fixing support, guard plate and gasbag, the ascending spout of opening has been seted up to the avris of backup pad inside, the slider sets up the inside at the spout, fixing support passes through welded fastening at the top side of slider, the buffer spring both ends are fixed respectively on the cell wall of one side of slider and spout, the inside at fixing support is installed through the pin rod cooperation to the bottom side of guard plate, the both ends of pin rod are cup jointed and are fixed with the clockwork spring, the gasbag is arranged and is fixed in the inboard of guard plate.

As a further description of the above technical solution: the top side of the heat conduction box and the bottom of the sealing cylinder are of a communicating structure.

As a further description of the above technical solution: the conductive poking sheet is arranged right above the electrode.

As a further description of the above technical solution: the alarm box is characterized in that a reserve power supply is arranged inside the alarm box, and the buzzer, the conductive shifting piece, the electrode and the reserve power supply are connected into a series circuit through a lead.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

in the utility model, through the alarm structure, when the pump body is overheated, the alcohol in the heat conduction box expands, the piston rod is extruded and lifted by high pressure to drive the lifting connecting rod to rise, the electrode is contacted with the conductive shifting piece, so that a passage is formed between the buzzer and the storage battery, an alarm is given out in time, reference is provided for an operator, the machine can be stopped and repaired in time, the damage of internal elements caused by overheating of the motor is avoided, the irreversible loss is caused, the production safety is improved, and the service life of the motor is prolonged; through setting up protective structure, can cushion the collision and the impact of the external to the pump body, can play the protective effect to the pump body, avoid the pump body to damage.

Drawings

Fig. 1 is an overall side view of a water ring pump motor overheat fault detection device according to the present invention;

fig. 2 is a front side view of a main body of the device for detecting overheat fault of the water ring pump motor of the present invention;

fig. 3 is a perspective view of an alarm structure of an overheat fault detection device for a water ring pump motor according to the present invention;

illustration of the drawings:

1. a support plate; 2. a pump body; 3. an alert structure; 4. a protective structure; 31. a heat conducting box; 32. an expansion spring; 33. a piston rod; 34. a lifting connecting rod; 35. a buzzer; 36. a positioning spring; 37. a conductive paddle; 38. an electrode; 39. a sealing cylinder; 310. an alarm box; 41. a buffer spring; 42. a chute; 43. a slider; 44. a fixed support; 45. a protection plate; 46. an air bag.

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.

Referring to fig. 1-3, the overheat fault detection device for the water ring pump motor comprises a support plate 1, a pump body 2, an alarm structure 3 and a protection structure 4, wherein the pump body 2 is installed on the top side of the support plate 1 in a matched mode through bolts, the protection structure 4 is arranged on two sides of the pump body 2, and the alarm structure 3 is installed on the top side of the pump body 2;

the alarm structure 3 comprises a heat conduction box 31, an expansion spring 32, a piston rod 33, a lifting connecting rod 34, a buzzer 35, a positioning spring 36, a conductive shifting piece 37, an electrode 38, a sealing cylinder 39 and an alarm box 310, wherein the heat conduction box 31 is fixed on the top side of the pump body 2 through welding, the sealing cylinder 39 is vertically fixed at the center position of the top side of the heat conduction box 31, the piston rod 33 is inserted in the sealing cylinder 39 in a matching manner, the expansion spring 32 is sleeved outside the piston rod 33, the expansion spring 32 is arranged between the end part of the piston rod 33 and the top cylinder wall of the sealing cylinder 39, the alarm box 310 is fixed on one side of the outer wall of the sealing cylinder 39 through welding, the bottom end of the lifting connecting rod 34 penetrates through the wall of the alarm box 310, the top end of the lifting connecting rod 34 is connected with the piston rod 33 through welding, the electrode 38 is fixed on one side of, the top end of the positioning spring 36 is fixed on the wall of the top side of the inner cavity of the alarm box 310 by welding, the conductive shifting piece 37 is fixed on the bottom side of the positioning spring 36, and the buzzer 35 is installed on the top side of the outer wall of the alarm box 310 by bolt fitting.

Protective structure 4 includes buffer spring 41, spout 42, slider 43, fixing support 44, guard plate 45 and gasbag 46, the ascending spout 42 of opening has been seted up to the avris of backup pad 1 inside, slider 43 sets up the inside at spout 42, fixing support 44 passes through welded fastening at the top side of slider 43, buffer spring 41 both ends are fixed respectively on the cell wall of one side of slider 43 and spout 42, the inside at fixing support 44 is installed through the pin rod cooperation in the bottom side of guard plate 45, the both ends of pin rod are cup jointed and are fixed with the clockwork spring, gasbag 46 arranges and fixes the inboard at guard plate 45.

The top side of the heat conduction box 31 and the bottom of the sealing cylinder 39 are in a communicating structure.

The conductive paddle 37 is disposed directly above the electrode 38.

The alarm box 310 is internally provided with a reserve power supply, and the buzzer 35, the conductive shifting piece 37, the electrode 38 and the reserve power supply are connected into a series circuit through a lead.

The working principle is as follows: the protection structures 4 are arranged on two sides of the pump body 2, when the pump body 2 is impacted and impacted, the protection plate 45 is inclined towards the inner side of the pump body 2, the air bag 46 is wrapped on the outer side of the pump body 2 to achieve the protection effect on the pump body 2, when the pump body 2 is not impacted, the sliding groove 42 is expanded and reset under the cooperation of the buffer spring 41, the protection plate 45 is reset under the cooperation of the springs at two ends of the pin rod to surround the periphery of the pump body 2, through the arrangement of the protection structures 4, the impact and the impact of the periphery on the pump body 2 can be buffered, the protection effect on the pump body 2 can be achieved, the damage to the pump body 2 is avoided, when the pump body 2 is overheated, alcohol in the heat conduction box 31 is heated and expanded, the piston rod 33 is extruded and lifted under high pressure to drive the lifting connecting rod 34 to ascend, the electrode 38 is contacted with the electric conduction poking piece 37, the motor can be timely stopped and repaired, damage to internal elements caused by overheating of the motor is avoided, irreversible loss is caused, production safety is improved, and the service life of the motor is prolonged.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The overheating fault detection device for the water ring pump motor is characterized by comprising a supporting plate (1), a pump body (2), an alarm structure (3) and a protection structure (4), wherein the pump body (2) is installed on the top side of the supporting plate (1) in a matched mode through bolts, the protection structure (4) is arranged on two sides of the pump body (2), and the alarm structure (3) is installed on the top side of the pump body (2);

the alarm structure (3) comprises a heat conduction box (31), an expansion spring (32), a piston rod (33), a lifting connecting rod (34), a buzzer (35), a positioning spring (36), a conductive shifting sheet (37), an electrode (38), a sealing barrel (39) and an alarm box (310), wherein the heat conduction box (31) is fixed on the top side of the pump body (2) through welding, the sealing barrel (39) is vertically fixed at the center of the top side of the heat conduction box (31), the piston rod (33) is inserted in the sealing barrel (39) in a matching mode, the expansion spring (32) is sleeved on the outer portion of the piston rod (33), the expansion spring (32) is arranged between the end portion of the piston rod (33) and the top barrel wall of the sealing barrel (39), the alarm box (310) is fixed on one side of the outer wall of the sealing barrel (39) through welding, and the bottom end of the lifting connecting rod (34) penetrates through the box wall of the alarm box (310), the top end of the lifting connecting rod (34) is connected with the piston rod (33) in a welding mode, the electrode (38) is fixed to one side of the bottom end of the lifting connecting rod (34), the top end of the positioning spring (36) is fixed to the wall of the top side of the inner cavity of the alarm box (310) in a welding mode, the conductive shifting piece (37) is fixed to the bottom side of the positioning spring (36), and the buzzer (35) is installed on the top side of the outer wall of the alarm box (310) in a bolt matching mode.

2. The water ring pump motor overheat fault detection apparatus according to claim 1, the protective structure (4) comprises a buffer spring (41), a sliding groove (42), a sliding block (43), a fixed support (44), a protective plate (45) and an air bag (46), a sliding groove (42) with an upward opening is arranged inside the side of the supporting plate (1), the sliding block (43) is arranged inside the sliding groove (42), the fixed support (44) is fixed on the top side of the sliding block (43) through welding, two ends of the buffer spring (41) are respectively fixed on one side of the sliding block (43) and the groove wall of the sliding groove (42), the bottom side of the protection plate (45) is arranged inside the fixed support (44) in a matching way through a pin rod, the two ends of the pin rod are fixedly sleeved with the clockwork spring, and the air bag (46) is arranged and fixed on the inner side of the protection plate (45).

3. The apparatus for detecting overheat fault of water ring pump motor according to claim 1, wherein the top side of the heat conducting box (31) and the bottom of the sealing cylinder (39) are in communication structure.

4. The water ring pump motor overheating fault detection device according to claim 1, wherein the conductive paddle (37) is disposed directly above the electrode (38).

5. The detection device for the overheat fault of the water ring pump motor according to claim 1, wherein a reserve power supply is provided inside the alarm box (310), and the buzzer (35), the conductive paddle (37), the electrode (38) and the reserve power supply are connected as a series circuit through a lead.