CN110631693B

CN110631693B - Vibration detector for operation of air compressor

Info

Publication number: CN110631693B
Application number: CN201910959970.7A
Authority: CN
Inventors: 姜文雍; 黄增阳; 毛方
Original assignee: Quzhou College of Technology
Current assignee: Quzhou College of Technology
Priority date: 2019-10-10
Filing date: 2019-10-10
Publication date: 2021-09-28
Anticipated expiration: 2039-10-10
Also published as: CN110631693A

Abstract

The invention discloses a vibration detector for operation based on an air compressor, wherein a floating box is arranged in an inner cavity of a water tank, a top cover is fixed at the top of the water tank, the top of a first sliding block is connected with a movable plate through a first spring, a clamping plate is fixed at one side of a second sliding block, an internal thread sleeve is uniformly fixed at the outer side of the clamping plate, and a vibration detector body with a probe in fit connection with the outer side of the movable plate is fixed at one side of a sliding plate. The vibration detector lifts the buoyancy tank through the buoyancy of water in the water tank, so that the detection accuracy is improved; the support legs of the air compressor can be limited through the inserted columns, so that the air compressor is prevented from moving in the operation process, and the fixing effect of the air compressor is improved; thrust through the sixth spring makes the slide drive the vibration detection appearance body and remove along first spout for the probe of vibration detection appearance body pastes and touches on the fly leaf, makes the probe of vibration detection appearance can laminate all the time on the fly leaf, avoids examining at a certain period of time.

Description

Vibration detector for operation of air compressor

Technical Field

The invention belongs to the field of vibration detectors, and particularly relates to a vibration detector for operation based on an air compressor.

Background

The air compressor is generally referred to as an air compressor, which is a device for compressing air. The air compressor is constructed similarly to a water pump. Most air compressors are reciprocating piston type, rotating vane or rotating screw. Centrifugal compressors are very large applications. When the air compressor is in production or in an experiment, vibration data of the operation of the air compressor needs to be acquired so as to conveniently detect whether the air compressor meets the production requirements. When vibration data of the operation of the air compressor is acquired, a vibration detector is mostly adopted for detection; the vibration detector is a machine state monitoring instrument newly designed based on a microprocessor, and has the functions of vibration detection, bearing state analysis and infrared temperature measurement. The intelligent alarm device is simple to operate, can automatically indicate the state to alarm, is very suitable for field equipment operation and maintenance personnel to monitor the equipment state, finds problems in time and ensures normal and reliable operation of the equipment. When detecting the operation of an air compressor, the existing vibration detector needs to manually hold the vibration detector to carry out multi-point detection on different areas of the operation of the air compressor, needs to detect for a long time for detecting accuracy, wastes time and labor, and is easy to influence by external vibration in the operation environment of the air compressor, so that the detection accuracy is influenced.

Disclosure of Invention

The invention aims to provide a vibration detector for operation of an air compressor, which aims to solve the problems that the existing vibration detector needs to manually hold the vibration detector to perform multi-point detection on different areas of the air compressor during operation of the air compressor, the detection time is long and time and labor are wasted for detecting the accuracy, and the operation environment of the air compressor is easily influenced by external vibration, so that the detection accuracy is influenced.

In order to achieve the purpose, the invention adopts the following technical scheme:

a vibration detector for operation based on an air compressor comprises a water tank, wherein a floating box is arranged in an inner cavity of the water tank, a top cover is fixed to the top of the water tank, a round hole is formed in the center of the top cover, a supporting column penetrating through the round hole is fixed to the top of the floating box, the top of the supporting column is fixed to the bottom of a base, a second sliding groove is formed in the top of the base, first sliding blocks are connected to two sides of the second sliding groove in a sliding mode, a movable plate is connected to the top of each first sliding block through a first spring, a first movable groove is formed in one side of each movable plate, second sliding blocks are connected to two inner sides of each first movable groove in a sliding mode, a clamping plate is fixed to one side of each second sliding block, an internal thread sleeve is evenly fixed to the outer side of each clamping plate, a fourth fastening bolt is connected to each internal thread sleeve in a threaded mode, and fixing plates are fixed to two sides of the top cover, the detector is characterized in that a first sliding groove is formed in the top of the fixing plate, a sliding plate is connected to the top of the first sliding groove in a sliding mode, a vibration detector body with a probe attached to the outer side of the movable plate is fixed to one side of the sliding plate, a movable table is arranged at the top of the base, the bottom of the movable table is connected with a second sliding groove in a sliding mode, a cylinder barrel is evenly fixed to the bottom of the movable table, an inserting column is connected to the bottom of the inner cavity of the cylinder barrel through a fifth spring, the inserting column is inserted into the inner cavity of the cylinder barrel in a sliding mode, and the inserting column penetrates through the top of the movable table.

Preferably, the upper and lower both sides of fly leaf all set up the logical groove that communicates with first activity groove mutually, the second slider is close to one side that leads to the groove and has seted up the screw hole, screw hole female connection has the second fastening bolt that runs through logical groove, the equal threaded connection in both sides has the third fastening bolt that inserts in first activity inslot and the laminating of second slider outside is connected around the fly leaf.

Preferably, the top of base is fixed with the rack, the avris welding of activity platform has protruding piece, the pin pole has been run through at the top of protruding piece, the lower part of pin pole is fixed with spacing arch, spacing bellied top is passed through second spring coupling in the bottom of protruding piece, the second spring cup joints in the outside of pin pole, the lower part of pin pole inserts in the tooth's socket of rack.

Preferably, the one end of keeping away from the vibration detector body in the first spout is passed through sixth spring coupling in the one end of slide, the top threaded connection of slide has the first fastening bolt of being connected with the laminating of first spout bottom.

Preferably, the bottom of the inner cavity of the water tank is provided with at least four third sliding grooves, a third sliding block is connected in the third sliding grooves in a sliding mode, and the top of the third sliding block is connected to the bottom of the floating box through a third spring.

Preferably, the bottom shape of flotation tank is hemispherical setting, four fourth spring fixedly connected with arcs are no less than through quantity to the inner chamber bottom of water tank, the top of arc be with the bottom shape assorted curved surface shape setting of flotation tank.

Preferably, the upper part and the lower part of the left side of the water tank are both communicated with water pipes, and valves are arranged at pipe orifices of the water pipes.

The invention has the technical effects and advantages that: compared with the prior art, the vibration detector for the operation of the air compressor has the following advantages that: the vibration detector lifts the buoyancy tank through the buoyancy of water in the water tank, can isolate the air compressor and an external object through the buffering of the water, reduces the influence of external vibration on the air compressor, and improves the detection accuracy; the support legs of the air compressor can be limited through the inserted columns, so that the air compressor is prevented from moving in the operation process, and the fixing effect of the air compressor is improved; the sliding plate drives the vibration detector body to move along the first sliding groove through the thrust of the sixth spring, so that the probe of the vibration detector body is attached to the movable plate, the probe of the vibration detector can be attached to the movable plate all the time, and the detection omission in a certain time period is avoided; this vibrations detector avoids handheld detection mode, has improved work efficiency.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic top view of the present invention;

FIG. 3 is a schematic diagram of a movable plate structure according to the present invention;

FIG. 4 is a schematic view of the pin configuration of the present invention;

FIG. 5 is a schematic view of a first slider structure according to the present invention;

fig. 6 is a schematic view of the cylinder barrel structure of the present invention.

In the figure: 1. a water tank; 2. a top cover; 3. a buoyancy tank; 4. a circular hole; 5. a pillar; 6. a base; 7. a fixing plate; 8. a first chute; 9. a slide plate; 10. a vibration detector body; 11. a first fastening bolt; 12. a first slider; 13. a first spring; 14. a movable plate; 15. a first movable slot; 16. a second slider; 17. a through groove; 18. a second fastening bolt; 19. a threaded hole; 20. a third fastening bolt; 21. an internally threaded sleeve; 22. a fourth fastening bolt; 23. a splint; 24. a second chute; 25. a movable table; 26. a rack; 27. a raised block; 28. a pin rod; 29. a limiting bulge; 30. a second spring; 31. a third chute; 32. a third slider; 33. a third spring; 34. a fourth spring; 35. an arc-shaped plate; 36. a liquid level tube; 37. a water pipe; 38. inserting a column; 39. a cylinder barrel; 40. a fifth spring; 41. and a sixth spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The specific embodiments described herein are merely illustrative of the invention and do not delimit the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The invention provides a vibration detector for operation of an air compressor, which is based on the following technical scheme and is shown in figures 1-6, the vibration detector comprises a water tank 1, a floating box 3 is arranged in an inner cavity of the water tank 1, a top cover 2 is fixed at the top of the water tank 1, a round hole 4 is formed in the center of the top cover 2, a support column 5 penetrating through the round hole 4 is fixed at the top of the floating box 3, the top of the support column 5 is fixed at the bottom of a base 6, a second sliding groove 24 is formed in the top of the base 6, first sliding blocks 12 are connected to two sides of the second sliding groove 24 in a sliding mode, a movable plate 14 is connected to the top of each first sliding block 12 through a first spring 13, a first movable groove 15 is formed in one side of the movable plate 14, second sliding blocks 16 are connected to two inner sides of each first movable groove 15 in a sliding mode, a clamping plate 23 is fixed to one side of each second sliding block 16, and an internal thread sleeve 21 is uniformly fixed to the outer side of each clamping plate 23, the internal thread sleeve 21 is in threaded connection with a fourth fastening bolt 22, fixing plates 7 are fixed on two sides of the top cover 2, a first sliding groove 8 is formed in the top of each fixing plate 7, a sliding plate 9 is connected to the top of each first sliding groove 8 in a sliding mode, a vibration detector body 10 with a probe attached to the outer side of the movable plate 14 is fixed on one side of each sliding plate 9, a movable table 25 is arranged on the top of the base 6, the bottom of the movable table 25 is connected with a second sliding groove 24 in a sliding mode, a cylinder barrel 39 is evenly fixed on the bottom of the movable table 25, an inserting column 38 is connected to the bottom of an inner cavity of the cylinder barrel 39 through a fifth spring 40, the inserting column 38 is inserted into the inner cavity of the cylinder barrel 39 in a sliding mode, and the inserting column 38 penetrates through the top of the movable table 25.

Specifically, through grooves 17 communicated with the first movable groove 15 are formed in the upper side and the lower side of the movable plate 14, a threaded hole 19 is formed in one side, close to the through groove 17, of the second slider 16, a second fastening bolt 18 penetrating through the through groove 17 is connected to the threaded hole 19 in an internal thread mode, and third fastening bolts 20 inserted into the first movable groove 15 and connected with the outer side of the second slider 16 in an attaching mode are connected to the front side and the rear side of the movable plate 14 in a threaded mode; for fixing the position of the second slider 16.

Specifically, a rack 26 is fixed on the top of the base 6, a protruding block 27 is welded on the side of the movable table 25, a pin 28 penetrates through the top of the protruding block 27, a limiting protrusion 29 is fixed on the lower portion of the pin 28, the top of the limiting protrusion 29 is connected to the bottom of the protruding block 27 through a second spring 30, the second spring 30 is sleeved on the outer side of the pin 28, and the lower portion of the pin 28 is inserted into a tooth groove of the rack 26; the pin 28 is used to limit the position of the movable table 25.

Specifically, one end of the first sliding chute 8, which is far away from the vibration detector body 10, is connected to one end of the sliding plate 9 through a sixth spring 41, and the top of the sliding plate 9 is in threaded connection with a first fastening bolt 11 which is in fit connection with the bottom of the first sliding chute 8; the sixth spring 41 can push the probe of the vibration detecting apparatus body 10 to always attach to the movable plate 14, and the detecting state is maintained.

Specifically, the third spout 31 that four are no less than in quantity is seted up to the inner chamber bottom of water tank 1, sliding connection has third slider 32 in the third spout 31, third slider 32's top is passed through third spring 33 and is connected in the bottom of flotation tank 3, and third spring 33 is used for supporting flotation tank 3, and flotation tank 3 sets up for cavity for flotation tank 3 can float on the surface of water.

Specifically, the bottom of the buoyancy tank 3 is hemispherical, the bottom of the inner cavity of the water tank 1 is fixedly connected with an arc-shaped plate 35 through at least four fourth springs 34, and the top of the arc-shaped plate 35 is arranged in a curved surface shape matched with the bottom of the buoyancy tank 3; the fourth spring 34 may support the buoyancy tank 3.

Specifically, the upper part and the lower part of the left side of the water tank 1 are both communicated with a water pipe 37, and a valve is arranged at the pipe orifice of the water pipe 37; the water pipes 37 are used to discharge and fill water into the water tank 1, respectively.

The working principle is as follows: injecting water into the water tank 1 through a water pipe 37 positioned at the upper part of the water tank 1, observing the water level in the water tank 1 through a liquid level pipe 36, stopping injecting water when the water level is two thirds of the water level, and opening the water pipe 37 positioned at the bottom of the water tank 1 to drain water when the water level is higher than the three quarters of the water level; the buoyancy of the water in the water tank 1 lifts the buoyancy tank 3, so that the base 6 moves upwards; adjusting the distance between the two movable tables 25 according to the length of the bottom of the air compressor equipment to be detected, firstly, upwards pulling out the pin rod 28 to separate the pin rod 28 from the rack 26, then pushing the movable tables 25 to slide along the second chute 24, after moving to a target position, loosening the pin rod 28, inserting the pin rod 28 into the tooth groove of the rack 26 under the thrust of the second spring 30 to lock the position of the movable table 25, then placing the air compressor on the movable tables 25, and enabling the air compressor support leg to downwards press the plug column 38 positioned at the bottom of the air compressor support leg, wherein the plug column 38 which is not pressed can limit the air compressor support leg, thereby preventing the air compressor from moving when in operation; the third fastening bolt 20 is removed and the second fastening bolt 18 is loosened, the second slider 16 is moved, so that the clamping plates 23 are clamped to the outside of the air compressor, and the second fastening bolts 18 and the third fastening bolts 20 are tightened respectively, the second slider 16 is fixed in position, and then the fourth fastening bolt 22 is screwed according to the area to be clamped, so that the corresponding fourth fastening bolt 22 contacts the air compressor, and clamps the air compressor, and then unscrews the first fastening bolt 11, so that the slide plate 9 can be freely moved, under the pushing force of the sixth spring 41, the slide plate 9 drives the vibration testing machine body 10 to move along the first sliding groove 8, so that the probe of the vibration testing machine body 10 contacts the movable plate 14, then, the operation of the air compressor is started, the vibration is transmitted to the movable plate 14 by the fourth fastening bolt 22 contacting the air compressor, the vibration value of a specific area can be measured by detecting the vibration of the movable plate 14 through the probe of the vibration detector body 10. The vibrations of air compressor machine are absorbed and the shock attenuation by the water in the water tank 1, avoid the vibration to cause the influence to the vibration detection appearance body 10, can reduce external vibrations simultaneously and to the vibration influence of air compressor machine, improve and detect the accuracy. After the floating box 3 moves downwards to a certain position, the third sliding block 32 is driven by the third spring 33 to slide to the end of the third sliding groove 31, so that the third spring 33 can support the floating box 3, and the fourth spring 34 can support the floating box 3 through the arc-shaped plate 35, so that the base 6 cannot excessively move downwards, the detection position is affected, the first spring 13 can reduce the vibration of the movable plate 14 and is transmitted outwards, and the detection accuracy is improved.

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 may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a vibration detector for operation based on air compressor machine, includes water tank (1), its characterized in that: the inner cavity of the water tank (1) is provided with a floating box (3), the top of the water tank (1) is fixed with a top cover (2), the top center of the top cover (2) is provided with a round hole (4), the top of the floating box (3) is fixed with a pillar (5) penetrating through the round hole (4), the top of the pillar (5) is fixed at the bottom of a base (6), the top of the base (6) is provided with a second sliding groove (24), two sides of the second sliding groove (24) are both connected with a first sliding block (12) in a sliding manner, the top of the first sliding block (12) is connected with a movable plate (14) through a first spring (13), one side of the movable plate (14) is provided with a first movable groove (15), two inner sides of the first movable groove (15) are both connected with a second sliding block (16) in a sliding manner, one side of the second sliding block (16) is fixed with a clamping plate (23), the outer side of the clamping plate (23) is uniformly fixed with an internal thread sleeve (21), the internal thread sleeve (21) is in threaded connection with a fourth fastening bolt (22), the two sides of the top cover (2) are both fixed with a fixed plate (7), the top of the fixed plate (7) is provided with a first chute (8), the top of the first chute (8) is in sliding connection with a sliding plate (9), one side of the sliding plate (9) is fixed with a vibration detector body (10) with a probe attached to the outer side of a movable plate (14), the top of the base (6) is provided with a movable table (25), the bottom of the movable table (25) is in sliding connection with a second chute (24), the bottom of the movable table (25) is uniformly fixed with an insertion column (38), the bottom of an inner cavity of the cylinder barrel (39) is connected with the insertion column (38) through a fifth spring (40), and the cylinder barrel (38) is slidably inserted into the inner cavity of the cylinder barrel (39), the inserting column (38) penetrates through the top of the movable table (25).

2. The vibration detector for the operation of the air compressor based on the claim 1, characterized in that: the upper side and the lower side of the movable plate (14) are both provided with a through groove (17) communicated with the first movable groove (15), one side, close to the through groove (17), of the second slider (16) is provided with a threaded hole (19), the threaded hole (19) is in threaded connection with a second fastening bolt (18) penetrating through the through groove (17), and the front side and the rear side of the movable plate (14) are both in threaded connection with a third fastening bolt (20) inserted into the first movable groove (15) and attached to the outer side of the second slider (16).

3. The vibration detector for the operation of the air compressor based on the claim 1, characterized in that: the top of base (6) is fixed with rack (26), the avris welding of activity platform (25) has protruding piece (27), round pin pole (28) have been run through at the top of protruding piece (27), the lower part of round pin pole (28) is fixed with spacing arch (29), connect in the bottom of protruding piece (27) through second spring (30) at the top of spacing arch (29), second spring (30) cup joint in the outside of round pin pole (28), insert in the tooth's socket of rack (26) the lower part of round pin pole (28).

4. The vibration detector for the operation of the air compressor based on the claim 1, characterized in that: keep away from the one end of vibration detector body (10) in first spout (8) and connect in the one end of slide (9) through sixth spring (41), the top threaded connection of slide (9) has first fastening bolt (11) of being connected with first spout (8) bottom laminating.

5. The vibration detector for the operation of the air compressor based on the claim 1, characterized in that: the inner chamber bottom of water tank (1) is seted up the third spout (31) that quantity is no less than four, sliding connection has third slider (32) in third spout (31), the top of third slider (32) is passed through third spring (33) and is connected in the bottom of flotation tank (3).

6. The vibration detector for the operation of the air compressor based on the claim 1, characterized in that: the bottom shape of flotation tank (3) is hemispherical setting, four fourth spring (34) fixedly connected with arc (35) are no less than through quantity in the inner chamber bottom of water tank (1), the top of arc (35) be with the bottom shape assorted curved surface shape setting of flotation tank (3).

7. The vibration detector for the operation of the air compressor based on the claim 1, characterized in that: the upper portion and the lower portion of the left side of the water tank (1) are both communicated with a water pipe (37), and a valve is arranged at the pipe opening of the water pipe (37).