CN216342867U

CN216342867U - Data acquisition device for monitoring vibration of water pump

Info

Publication number: CN216342867U
Application number: CN202122721367.0U
Authority: CN
Inventors: 郎海亮; 孙海燕
Original assignee: Chengdu Zhiheng Measurement And Control Technology Co ltd
Current assignee: Chengdu Zhiheng Measurement And Control Technology Co ltd
Priority date: 2021-11-09
Filing date: 2021-11-09
Publication date: 2022-04-19
Anticipated expiration: 2031-11-09

Abstract

The utility model discloses a data acquisition device for monitoring water pump vibration, which comprises a protective shell arranged on a shell of a water pump through a fastening bolt, wherein the protective shell comprises an upper shell with an opening on the lower end surface and a lower shell with an opening on the upper end surface, and an acquisition device body for acquiring water pump vibration data is arranged in the lower shell; the lower shell is inserted into the upper shell along an opening of the lower end face of the upper shell, a first extension plate is arranged on the peripheral side wall of the lower end of the upper shell, a second extension plate which is vertically overlapped with the first extension plate is arranged on the peripheral side face of the lower end of the lower shell, the first extension plate and the second extension plate are connected through a plurality of screws, and a sealing ring is embedded in the upper end face of the second extension plate and used for sealing the inside of the protective shell; according to the data acquisition device for monitoring the vibration of the water pump, the protective shell is in a detachable sealing structure, the lower shell penetrates from the bottom of the upper shell, rainwater cannot infiltrate into the shell, and the data acquisition device is suitable for the outdoor environment of the work of the water pump.

Description

Data acquisition device for monitoring vibration of water pump

Technical Field

The utility model relates to a vibration data acquisition device, in particular to a data acquisition device for monitoring vibration of a water pump.

Background

After the water pump works for a long time, the internal blade structure of the water pump is easy to generate faults due to excessive abrasion or phase change, and usually, the vibration frequency and amplitude of the water pump can be monitored through monitoring equipment with a vibration sensor to judge the working condition and whether the water pump works abnormally.

To outdoor water pump structures such as water and electricity place, it is more and the air humidity of installation environment rainwater usually, installs above-mentioned monitoring facilities on the water pump, uses a period of back, and inside the rainwater was more easily soaked monitoring facilities and vibration sensor, corroded equipment, caused the monitoring precision of equipment to reduce or even damage, consequently, this type of monitoring facilities maintenance is comparatively frequent.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the background art and provides a data acquisition device for monitoring the vibration of a water pump.

The embodiment of the utility model is realized by the following technical scheme:

a data acquisition device for monitoring water pump vibration comprises a protective shell which is arranged on a shell of a water pump through a fastening bolt, wherein the protective shell comprises an upper shell with an opening on the lower end surface and a lower shell with an opening on the upper end surface, and an acquisition device body for acquiring water pump vibration data is arranged in the lower shell; the lower casing inserts in the upper casing along the opening of terminal surface under the upper casing, and is equipped with first extension board on the lower extreme week lateral wall of upper casing, and the lower extreme week side of lower casing is equipped with the second extension board that overlaps from top to bottom with first extension board, through a plurality of screw connections between first extension board and the second extension board, and second extension board up end still inlays and is equipped with the sealing washer for inside the sealed protective housing.

Furthermore, the upper end surface of the upper shell is provided with a group of concave cavities and two groups of symmetrically arranged connecting plates extending above the concave cavities, and the upper end of each group of connecting plates is connected with the shell through at least one group of fastening bolts;

the improved motor is characterized in that a set of rubber cushion blocks are arranged in the shell, the upper end faces of the rubber cushion blocks are flat faces, the lower end faces of the rubber cushion blocks are arc faces matched with the radian of the inner wall of the shell, the upper end of each set of fastening bolt is connected to the rubber cushion block, and the connecting plate is abutted to the outer wall of the shell.

Furthermore, a base for supporting the water pump is further arranged below the casing, vertical ribs are arranged on the base, and lug plates extending to the surfaces of the vertical ribs are arranged on the side walls of the protective shell; the vertical bar surface is provided with a strip hole extending up and down, and the ear plate is connected in the strip hole through an adjusting bolt.

Furthermore, a signal line connected with the acquisition device body penetrates out of the bottom of the lower shell, and a sealing plug sleeved on the signal line is further arranged at the bottom of the lower shell and used for sealing a hole through which the signal line penetrates out.

Furthermore, the fastening bolt penetrates through the upper end face of the rubber cushion block, and a pin is further arranged in the screw rod in the fastening bolt in a penetrating mode and used for preventing the screw cap on the screw rod from being screwed out.

Further, when the first extension plate and the second extension plate abut against each other, the upper end of the lower shell abuts against the inner top of the upper shell, and the collecting device body is mounted on the inner side wall of the lower shell.

The technical scheme of the embodiment of the utility model at least has the following advantages and beneficial effects:

in the data acquisition device for monitoring the vibration of the water pump, the acquisition device body is arranged in the protective shell, the protective shell is in a detachable sealing structure, the lower shell penetrates from the bottom of the upper shell, rainwater cannot infiltrate into the shell, the data acquisition device is suitable for the outdoor environment of the work of the water pump, the infiltration and damage possibility of the data acquisition device is reduced, the service life is prolonged, and meanwhile, the data acquisition device is installed on the shell by adopting the fastening bolt, so that the vibration data acquisition is convenient and accurate.

Drawings

FIG. 1 is a diagram of a state of use of the data acquisition device for monitoring vibration of a water pump according to the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is a partial enlarged view of a side view of a data acquisition device for monitoring vibration of a water pump according to the present invention;

icon: 1-a water pump, 10-a machine shell, 11-a machine base, 110-a vertical rib, 111-a long hole, 12-a rubber cushion block, 120-a flat surface, 121-an arc surface, 2-a protective shell, 20-an upper shell, 200-a concave cavity, 201-a connecting plate, 202-a first extending plate, 203-a screw, 21-a lower shell, 210-a second extending plate, 211-a sealing ring, 22-an accommodating cavity, 23-an ear plate, 230-an adjusting bolt, 3-an acquisition device body, 30-a signal line, 31-an installation position, 32-a sealing plug, 4-a fastening bolt, 40-a nut and 41-a pin.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Referring to fig. 1 to 3, the present invention provides a data acquisition device for monitoring vibration of a water pump, wherein fig. 1 is a use state diagram of the data acquisition device at a formal viewing angle, and fig. 3 is a partial enlarged view of the data acquisition device at a side viewing angle.

Data acquisition device includes installs protective housing 2 on water pump 1's casing 10 through fastening bolt 4, specifically arrives fig. 1, in this embodiment, casing 10 is circular, and casing 10 passes through frame 11 to be supported, and protective housing 2 adopts the plastics material to make, and protective housing 2 is equipped with open-ended last casing 20 and up end and is equipped with open-ended lower casing 21 including terminal surface down, goes up casing 20 and lower casing 21 and all is rectangular shell structure, and wherein, be equipped with the collection system body 3 that is used for gathering water pump 1 vibration data in the lower casing 21.

Lower casing 21 inserts in last casing 20 along the opening of last casing 20 lower terminal surface, the periphery lateral wall profile of lower casing 21 matches with last casing 20 inside wall profile, and be equipped with first extension board 202 on the lower extreme lateral wall of last casing 20, the lower extreme of lower casing 21 is all sidedly to be equipped with the second extension board 210 with first extension board 202 upper and lower overlapping, connect through a plurality of screws 203 between first extension board 202 and the second extension board 210, can conveniently dismantle and assemble, second extension board 210 up end still inlays and is equipped with sealing washer 211 for inside the sealed protective housing 2, when first extension board 202 and second extension board 210 offset sealing connection, the upper end butt of lower casing 21 is in the interior top of last casing 20.

The inner stroke of the lower shell 21 is provided with an accommodating cavity 22 for accommodating the acquisition device body 3, the acquisition device body 3 is arranged on the side wall of the accommodating cavity 22, namely, an installation position 31 is arranged on the inner side wall of the lower shell 21, and the acquisition device body 3 is screwed and fixed on the installation position 31 through screws.

Referring to fig. 2, a set of cavities 200 and two sets of symmetrically arranged connecting plates 201 extending above the cavities 200 are formed on the upper end surface of the upper housing 20 in an injection molding manner, the two sets of connecting plates 201 are bilaterally symmetrical, and the upper end of each set of connecting plates 201 is connected with the casing 10 through at least one set of fastening bolts 4, in this embodiment, two sets of fastening bolts 4 are arranged on each set of connecting plates 201, a set of rubber cushion blocks 12 are arranged in the casing 10, the upper end surface of each rubber cushion block 12 is a flat surface 120, the lower end surface of each rubber cushion block is an arc surface 121 matched with the radian of the inner wall of the casing 10, so that a flat environment is provided for the installation of the fastening bolts 4, the upper end of each set of fastening bolts 4 is connected to the rubber cushion blocks 12, and at this time, the connecting plates 201 abut against the outer wall of the casing 10; due to the elasticity of the rubber pad 12, slight adjustment of the screwing of the fastening bolt 4 is facilitated.

In addition, a pin 41 is arranged in the screw rod in the fastening bolt 4 in a penetrating manner to prevent the screw cap 40 on the screw rod from being screwed out, and the upward elastic force of the rubber cushion block 12 on the screw cap 40 and the upper end of the pin 41 are limited to form the anti-loosening and anti-falling effects on the screw cat 40, so that the screw cat 40 can face the long-term vibration of the water pump 1, and the fastening bolt 4 can also fix the protective shell 2 for a long time.

Referring to fig. 1 and 3, the base 11 is provided with a plurality of sets of vertical ribs 110 for enhancing the structural strength of the base 11, wherein the surfaces of the two sets of vertical ribs 110 in the middle are provided with elongated holes 110 extending up and down

Be equipped with on the lateral wall of protective housing 2 and extend to two sets of otic placodes 23 on the vertical bar 110 surface, otic placode 23 passes through fastening bolt 4 to be connected in rectangular hole 110, fixes the back with the protective housing 2 upper end, and accessible adjusting bolt 230 locks (adjusting bolt 230 is ordinary bolt, only is used for here and fastening bolt 4 distinguishes).

With the signal line 30 that collection system body 3 is connected is worn out from the bottom of casing 21 down, in order to be connected with outside surveillance center, the bottom of casing 21 still is equipped with the sealing plug 32 of cover establishing on signal line 30 down, in order to seal the hole that signal line 30 wore out, stroke confined holding chamber 22 environment in the protective housing 20, because last casing 20 lower extreme opening, the upper end of casing 21 extends to the interior top of last casing 20 again down, the rainwater flows along last casing 20 week side, can't dip from the top of protective housing 2, the lower extreme gap of protective housing 2 is sealed through sealing washer 211 again, steam is easily difficult for soaking in protective housing 2, make collection system body 3 of protective housing 2 not fragile, increase of service life.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A data acquisition device for monitoring vibration of a water pump is characterized by comprising a protective shell (2) which is arranged on a shell (10) of the water pump (1) through a fastening bolt (4), wherein the protective shell (2) comprises an upper shell (20) with an opening on the lower end surface and a lower shell (21) with an opening on the upper end surface, and an acquisition device body (3) for acquiring vibration data of the water pump (1) is arranged in the lower shell (21); lower casing (21) insert in last casing (20) along the opening of last casing (20) lower extreme terminal surface, and be equipped with first extension board (202) on the lower extreme week lateral wall of last casing (20), the lower extreme week side of lower casing (21) is equipped with second extension board (210) that overlap from top to bottom with first extension board (202), connect through a plurality of screws (203) between first extension board (202) and the second extension board (210), second extension board (210) up end still inlays and is equipped with sealing washer (211) for inside the sealed protective housing (2).

2. The data acquisition device for water pump vibration monitoring of claim 1, wherein: the upper end face of the upper shell (20) is provided with a group of concave cavities (200) and two groups of symmetrically arranged connecting plates (201) extending above the concave cavities (200), and the upper end of each group of connecting plates (201) is connected with the shell (10) through at least one group of fastening bolts (4);

the improved motor casing is characterized in that a set of rubber cushion blocks (12) are arranged in the casing (10), the upper end faces of the rubber cushion blocks (12) are flat faces (120) and arc faces (121) matched with the inner wall radian of the casing (10) on the lower end faces, the upper end of each set of fastening bolt (4) is connected to the rubber cushion blocks (12), and the connecting plates (201) are abutted to the outer wall of the casing (10).

3. The data acquisition device for water pump vibration monitoring according to claim 1 or 2, characterized in that: a base (11) used for supporting the water pump (1) is further arranged below the shell (10), vertical ribs (110) are arranged on the base (11), and lug plates (23) extending to the surfaces of the vertical ribs (110) are arranged on the side walls of the protective shell (2); the surface of the vertical rib (110) is provided with a strip hole (111) extending up and down, and the ear plate (23) is connected in the strip hole (111) through an adjusting bolt (230).

4. The data acquisition device for water pump vibration monitoring of claim 2, wherein: the signal line (30) connected with the acquisition device body (3) penetrates out of the bottom of the lower shell (21), and the bottom of the lower shell (21) is further provided with a sealing plug (32) sleeved on the signal line (30) and used for sealing a hole through which the signal line (30) penetrates.

5. The data acquisition device for water pump vibration monitoring of claim 2, wherein: the fastening bolt (4) penetrates through the upper end face of the rubber cushion block (12), and a pin (41) is further arranged in the screw rod in the fastening bolt (4) in a penetrating mode and used for preventing the screw cap (40) on the screw rod from being screwed out.

6. The data acquisition device for water pump vibration monitoring of claim 1, wherein: when the first extension plate (202) and the second extension plate (210) are abutted, the upper end of the lower shell (21) is abutted to the inner top of the upper shell (20), and the acquisition device body (3) is installed on the inner side wall of the lower shell (21).