CN113029484B

CN113029484B - Monitoring device for vibration isolation of large-load equipment

Info

Publication number: CN113029484B
Application number: CN202110246104.0A
Authority: CN
Inventors: 王中义
Original assignee: Zhejiang Zhengda Testing Technology Co ltd
Current assignee: Zhejiang Zhengda Testing Technology Co ltd
Priority date: 2021-03-05
Filing date: 2021-03-05
Publication date: 2023-05-09
Anticipated expiration: 2041-03-05
Also published as: CN113029484A

Abstract

The invention discloses a monitoring device for vibration isolation of high-load equipment, and relates to the technical field of monitoring equipment. The invention comprises a base, a shell, a platform and a stand column, wherein the stand column is fixedly connected with the upper surface of the base, the shell is fixedly connected with the upper end surface of the stand column, a chute is formed in one surface of the stand column, one end of the platform is in sliding fit with the chute, one end of the platform is also rotationally connected with a bevel gear, the peripheral side surface of the bevel gear is meshed with a worm, the upper end of the worm is rotationally connected with the shell, and the lower end of the worm is rotationally connected with a fixed seat. According to the invention, the worm and the bevel gear are used, and the worm is used for driving the adjusting platform and the sensor to lift in a certain range, so that the device is suitable for monitoring of vibration isolation equipment of different types, and the application range is enlarged; the movable rod and the spring are used, so that the service life of the device is prolonged; the invention has the function of fine adjustment by using the first gear and the second gear; the invention enables the staff to accurately position the working height of the platform by using the indicating block and the scale marks.

Description

Monitoring device for vibration isolation of large-load equipment

Technical Field

The invention belongs to the technical field of monitoring equipment, and particularly relates to a monitoring device for vibration isolation of high-load equipment.

Background

Vibration isolation generally refers to changing the rigid connection of a vibration source and a foundation into elastic connection, and can isolate or weaken the transmission of vibration energy, thereby achieving the purposes of vibration reduction and noise reduction. Vibration isolation measures are also required to reduce damage to the product during transportation. The vibration isolation of the packaged product during transportation is passive vibration isolation, such as vibration generated by an automobile driving over an uneven road surface, and the vibration is generated by an object resting on the packaged product due to jolt vibration during driving, and is also called displacement excitation or support disturbance. The vibration isolator is a resilient member connecting the device and the base for reducing and eliminating vibration forces transmitted by the device to the base and vibrations transmitted by the base to the device.

The vibration isolation equipment is often damaged under the action of a large load, so that a monitoring device is required to be arranged at the vibration isolation position, however, the common monitoring device can only adapt to single vibration isolation equipment, the application range is small, and the pressure sensor is easy to be damaged by impact.

Disclosure of Invention

The invention aims to provide a monitoring device for vibration isolation of high-load equipment, which solves the problems that the existing monitoring device can only adapt to vibration isolation equipment of single clothes, the application range is small, and a pressure sensor is easy to be damaged by impact.

In order to solve the technical problems, the invention is realized by the following technical scheme:

the invention relates to a monitoring device for vibration isolation of high-load equipment, which comprises a base, a shell, a platform and an upright post, wherein the base is provided with a vibration isolation device;

the vertical column is fixedly connected with the upper surface of the base, the shell is fixedly connected with the upper end surface of the vertical column, a chute is formed in one surface of the vertical column, one end of the platform is in sliding fit with the chute, one end of the platform is also rotationally connected with a bevel gear, the peripheral side surface of the bevel gear is meshed with a worm, the upper end of the worm is rotationally connected with the shell, the lower end of the worm is rotationally connected with a fixing seat, the lower surface of the fixing seat is fixedly connected with the upper surface of the base, the fixing seat is positioned on one side of the vertical column, a waist-shaped plate is fixedly connected with the upper end surface of the worm, the waist-shaped plate is positioned on the upper side of the shell, and the upper surface of the waist-shaped plate is fixedly connected with a rocker; in the structure, the worm can be driven to rotate through the rotating rocker, the worm can drive the bevel gear to move up and down along the axial direction of the worm when rotating, and the bevel gear can drive the platform to lift when in lifting motion, so that the monitoring height of the platform is adjusted.

The movable rod is connected to one end of the platform in a rotating way, the upper end face of the movable rod is fixedly connected with a pressure sensor, a spring is arranged on the peripheral side face of the movable rod, the spring is located between the pressure sensor and the platform, a nut is further connected to the peripheral side face of the movable rod in a threaded way, and the nut is located on the lower side of the platform; in the structure, the pressure sensor can extrude the movable rod when being pressed, the movable rod can descend along the axial direction, the spring can shrink, the buffering effect is achieved, and the damage of parts is avoided.

Preferably, a rotating shaft is rotatably connected in the shell, a first gear is fixedly connected to the peripheral side surface of the rotating shaft, a second gear is meshed with the peripheral side surface of the first gear, and the second gear is fixedly connected with the peripheral side surface of the worm; in the structure, the second gear can be rotated to be in contrast with the first gear through rotating the first gear, and the second gear can drive the worm to rotate, so that the effect of fine adjustment of the height of the platform is achieved.

Preferably, a portion of the tooth surface of the first gear is located outside the housing, which facilitates the application of force to the first gear by a worker.

Preferably, a display screen is mounted on the upper surface of the base, an alarm lamp and a switch are mounted on one surface of the upright post, the switch is electrically connected with the display screen, and the display screen and the alarm lamp are electrically connected with the pressure sensor; in the structure, the display screen can be opened through the switch, when the pressure sensed by the pressure sensor is abnormal, the pressure can be reported to the police through the alarm lamp, and the display screen can display the pressure value in real time.

Preferably, a scale mark is arranged on one surface of the upright post, an indication block is arranged on one side of the scale mark, and the one surface of the indication block is fixedly connected with the one surface of the platform; in the structure, the height of the platform can be accurately positioned by observing the scale marks corresponding to the indication blocks, and convenience is provided for the staff to adjust the height of the platform.

Preferably, a supporting block is arranged on one side of the fixing seat, a screw is connected with the supporting block in a threaded mode, a rubber block is fixedly connected to one end of the screw, the rubber block is located inside the fixing seat, and one surface of the rubber block abuts against the peripheral side face of the worm; in the structure, when the worm is propped against the rubber block, the worm cannot rotate due to friction force, and when the screw is rotated to enable the rubber block to be far away from the worm, the worm can rotate, and the rubber block mainly plays a role in braking the worm.

Preferably, the two side surfaces of the upright post are fixedly connected with reinforcing ribs, and the lower surfaces of the reinforcing ribs are fixedly connected with the upper surface of the base; in the structure, the reinforcing ribs can improve the stability of the stand column.

Preferably, the pressure sensor internally mounted has the slide bar, slide bar week side sliding connection has the buffer block, and the external carrier that the device contacted with pressure sensor when receiving the impact can follow the slide bar and reciprocate the certain distance of swaing, this torsion that can reduce pressure sensor and receive in the horizontal direction, increase of service life.

The invention has the following beneficial effects:

1. according to the invention, the worm and the bevel gear are used, when the worm rotates, the bevel gear can move up and down along the worm, and then the bevel gear drives the platform to lift in a certain range;

2. according to the invention, the first gear, the second gear and the scale marks are used, and the first gear is manually adjusted to drive the second gear to rotate, so that the first gear has a fine adjustment function, and the platform can be accurately positioned according to the scale marks.

3. According to the invention, by using the sliding rod and the buffer block, the external carrier contacted with the pressure sensor when the device receives impact can swing back and forth along the sliding rod for a certain distance, so that the torsion force of the pressure sensor in the horizontal direction can be reduced, and the service life can be prolonged.

Of course, it is not necessary for any one product to practice the invention to achieve all of the advantages set forth above at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic three-dimensional structure of a monitoring device for vibration isolation of a heavy load device according to the present invention;

FIG. 2 is a front view of a monitoring device for vibration isolation of a high load apparatus of the present invention;

FIG. 3 is a right side view of a monitoring device for vibration isolation of a high load apparatus of the present invention;

FIG. 4 is a rear view of a monitoring device for vibration isolation of a high load apparatus of the present invention;

FIG. 5 is a cross-sectional view taken along the A-A plane in FIG. 3;

FIG. 6 is an enlarged view of area A of FIG. 1;

FIG. 7 is an enlarged view of region B of FIG. 5;

FIG. 8 is an enlarged view of region C of FIG. 5;

fig. 9 is an enlarged view of region D in fig. 4.

In the drawings, the list of components represented by the various numbers is as follows:

the device comprises a base, a 2-display screen, 3-reinforcing ribs, 4-scale marks, 5-worms, 6-fixing seats, 7-housings, 8-rockers, 9-waist-shaped plates, 10-pressure sensors, 11-springs, 12-platforms, 13-movable rods, 14-alarm lamps, 15-switches, 16-upright posts, 17-sliding grooves, 18-nuts, 19-bevel gears, 20-rubber blocks, 21-first gears, 22-second gears, 23-indicating blocks, 24-rotating shafts, 25-screws, 26-supporting blocks, 27-sliding bars and 28-buffer blocks.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

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

Referring to fig. 1-9, the invention discloses a monitoring device for vibration isolation of a heavy load device, which comprises a base 1, a shell 7, a platform 12 and an upright post 16;

the vertical column 16 is fixedly connected with the upper surface of the base 1, the shell 7 is fixedly connected with the upper end surface of the vertical column 16, a chute 17 is formed in one surface of the vertical column 16, one end of the platform 12 is in sliding fit with the chute 17, one end of the platform 12 is also rotationally connected with a bevel gear 19, the peripheral side surface of the bevel gear 19 is meshed with a worm 5, the upper end of the worm 5 is rotationally connected with the shell 7, the lower end of the worm 5 is rotationally connected with a fixing seat 6, the lower surface of the fixing seat 6 is fixedly connected with the upper surface of the base 1, the fixing seat 6 is positioned on one side of the vertical column 16, the upper end surface of the worm 5 is fixedly connected with a waist-shaped plate 9, the waist-shaped plate 9 is positioned on the upper side of the shell 7, and the upper surface of the waist-shaped plate 9 is fixedly connected with a rocker 8; in the structure, the worm 5 can be driven to rotate by rotating the rocker 8, the worm 5 can drive the bevel gear 19 to move up and down along the axial direction of the worm 5 when rotating, and the bevel gear 19 can drive the platform 12 to lift when in lifting motion, so that the monitoring height of the platform 12 is adjusted.

One end of the platform 12 is rotationally connected with a movable rod 13, the upper end surface of the movable rod 13 is fixedly connected with a pressure sensor 10, the peripheral side surface of the movable rod 13 is provided with a spring 11, the spring 11 is positioned between the pressure sensor 10 and the platform 12, the peripheral side surface of the movable rod 13 is also in threaded connection with a nut 18, and the nut 18 is positioned at the lower side of the platform 12; in the above structure, the pressure sensor 10 can press the movable rod 13 when being pressed, the movable rod 13 can descend along the axial direction, the spring 11 can shrink, the buffering effect is achieved, and the damage of parts is avoided.

The inside of the shell 7 is rotationally connected with a rotating shaft 24, the peripheral side surface of the rotating shaft 24 is fixedly connected with a first gear 21, the peripheral side surface of the first gear 21 is meshed with a second gear 22, and the second gear 22 is fixedly connected with the peripheral side surface of the worm 5; in the above structure, the second gear 22 can be rotated by rotating the first gear 21, and the second gear 22 can drive the worm 5 to rotate, so that the height of the platform 12 can be finely adjusted.

Wherein part of the tooth surface of the first gear 21 is located outside the housing 7, which facilitates the application of force to the first gear 21 by the staff.

The upper surface of the base 1 is provided with a display screen 2, one surface of the upright post 16 is provided with an alarm lamp 14 and a switch 15, the switch 15 is electrically connected with the display screen 2, and the display screen 2 and the alarm lamp 14 are electrically connected with the pressure sensor 10; in the above structure, the display screen 2 can be turned on by the switch 15, when the pressure sensed by the pressure sensor 10 is abnormal, the alarm lamp 14 can be used for alarming, and the display screen 2 can display the pressure value in real time.

Wherein, a scale mark 4 is arranged on one surface of the upright post 16, an indication block 23 is arranged on one side of the scale mark 4, and one surface of the indication block 23 is fixedly connected with one surface of the platform 12; in the above structure, the height of the platform 12 can be accurately positioned by observing the scale marks 4 corresponding to the indication blocks 23, and convenience is provided for the staff to adjust the height of the platform 12.

The device comprises a fixed seat 6, a screw 25, a rubber block 20, a support block 26, a screw 25, a rubber block 20 and a worm 5, wherein the support block 26 is arranged on one side of the fixed seat 6, the screw 25 is connected with the support block 26 through threads, the rubber block 20 is positioned in the fixed seat 6, and one surface of the rubber block 20 is propped against the peripheral side surface of the worm 5; in the above structure, when the worm 5 is abutted against the rubber block 20, the worm 5 cannot rotate due to friction force, and when the screw 25 is rotated to separate the rubber block 20 from the worm 5, the worm 5 can rotate, and the rubber block 20 mainly plays a role of braking the worm 5.

Wherein, the two side surfaces of the upright post 16 are fixedly connected with reinforcing ribs 3, and the lower surface of the reinforcing ribs 3 is fixedly connected with the upper surface of the base 1; in the above structure, the reinforcing ribs 3 can improve the stability of the column 16.

The pressure sensor 10 is internally provided with a slide bar 27, the peripheral side surface of the slide bar 27 is slidably connected with a buffer block 28, and an external carrier contacted with the pressure sensor 10 can swing back and forth along the slide bar for a certain distance when the device receives impact, so that the torsion force of the pressure sensor 10 in the horizontal direction can be reduced, and the service life can be prolonged.

Referring to fig. 1 to 9, the invention discloses a monitoring device for vibration isolation of a large load device, which comprises the following using method:

in the installation process, a switch 15 is turned on, a pressure sensor 10 is placed below a load device and an isolator, then a worm 5 is rotated through a remote rod 8, the worm 5 drives a bevel gear 19 to move upwards along the axial direction of the worm 5, the bevel gear 19 drives a platform 12 to ascend, the platform 12 drives the pressure sensor 10 to ascend until contacting with the lower surface of the isolator, then the height of the pressure sensor 10 is finely adjusted through a first gear 21, the numerical value of a display screen 2 is observed, and zero setting is performed;

in the monitoring state, if the vibration isolator is damaged, the pressure born by the pressure sensor 10 is increased, the pressure sensor 10 can extrude the movable rod 13 when being pressed, the movable rod 13 can axially descend, the spring 11 can shrink to play a buffering role, and meanwhile, the display screen 2 can display the pressure value of the pressure sensor 10 and flash and alarm through the alarm lamp 14, so that a worker can find a problem as soon as possible.

It should be noted that, the reference gear ratio of the first gear 21 and the second gear 22 is 4:1, when the first gear 21 rotates four times, it corresponds to 1 turn of the second gear 22, so that the fine adjustment effect of the first gear 21 can be achieved.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean 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 present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. 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 invention disclosed above are intended only to assist in the explanation of the invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise form 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 the practical application, to thereby enable others skilled in the art to best understand and utilize the invention. The invention is limited only by the claims and the full scope and equivalents thereof.

Claims

1. A monitoring devices for vibration isolation of heavy load equipment, includes base (1), casing (7), platform (12) and stand (16), its characterized in that:

the novel lifting device comprises a base (1), a stand column (16) and a fixing seat (6), wherein the upper surface of the base (1) is fixedly connected with a shell (7), a chute (17) is formed in the upper surface of the stand column (16), one end of a platform (12) is in sliding fit with the chute (17), one end of the platform (12) is also rotationally connected with a bevel gear (19), a worm (5) is meshed with the peripheral side surface of the bevel gear (19), the upper end of the worm (5) is rotationally connected with the shell (7), the lower end of the worm (5) is rotationally connected with the fixing seat (6), the lower surface of the fixing seat (6) is fixedly connected with the upper surface of the base (1), the fixing seat (6) is located on one side of the stand column (16), the upper end of the worm (5) is fixedly connected with a waist-shaped plate (9), and the waist-shaped plate (9) is located on the upper side of the shell (7), and the upper surface of the waist-shaped plate (9) is fixedly connected with a rocker (8).

The novel movable type hydraulic pressure test platform is characterized in that one end of the platform (12) is rotationally connected with a movable rod (13), the upper end face of the movable rod (13) is fixedly connected with a pressure sensor (10), the peripheral side face of the movable rod (13) is provided with a spring (11), the spring (11) is located between the pressure sensor (10) and the platform (12), the peripheral side face of the movable rod (13) is further connected with a nut (18) in a threaded mode, and the nut (18) is located on the lower side of the platform (12).

2. The monitoring device for vibration isolation of the heavy load equipment according to claim 1, wherein a rotating shaft (24) is rotatably connected inside the shell (7), a first gear (21) is fixedly connected to the peripheral side surface of the rotating shaft (24), a second gear (22) is meshed with the peripheral side surface of the first gear (21), and the second gear (22) is fixedly connected with the peripheral side surface of the worm (5).

3. A monitoring device for vibration isolation of a heavy load installation according to claim 2, characterized in that part of the tooth surface of the first gear (21) is located outside the housing (7).

4. The monitoring device for vibration isolation of high-load equipment according to claim 1, wherein a display screen (2) is mounted on the upper surface of the base (1), an alarm lamp (14) and a switch (15) are mounted on one surface of the upright post (16), the switch (15) is electrically connected with the display screen (2), and the display screen (2) and the alarm lamp (14) are electrically connected with the pressure sensor (10).

5. The monitoring device for vibration isolation of the high-load equipment according to claim 1, wherein a scale mark (4) is arranged on one surface of the upright post (16), an indication block (23) is arranged on one side of the scale mark (4), and one surface of the indication block (23) is fixedly connected with one surface of the platform (12).

6. The monitoring device for vibration isolation of the high-load equipment according to claim 1, wherein a supporting block (26) is arranged on one side of the fixed seat (6), the supporting block (26) is in threaded connection with a screw (25), one end of the screw (25) is fixedly connected with a rubber block (20), the rubber block (20) is positioned in the fixed seat (6), and one surface of the rubber block (20) abuts against the peripheral side face of the worm (5).

7. The monitoring device for vibration isolation of the heavy-load equipment according to claim 1, wherein reinforcing ribs (3) are fixedly connected to the surfaces of two sides of the upright post (16), and the lower surfaces of the reinforcing ribs (3) are fixedly connected with the upper surface of the base (1).

8. Monitoring device for vibration isolation of heavy load equipment according to claim 1, characterized in that the pressure sensor (10) is internally provided with a sliding rod (27), and the peripheral side surface of the sliding rod (27) is slidingly connected with a buffer block (28).