CN112065706A

CN112065706A - Vacuum pump with multifunctional detection station and use method thereof

Info

Publication number: CN112065706A
Application number: CN202010947638.1A
Authority: CN
Inventors: 雷晓宏; 李娜
Original assignee: Beijing Tongjia Hongrui Technology Co ltd
Current assignee: Beijing Tongjia Hongrui Technology Co ltd
Priority date: 2020-09-10
Filing date: 2020-09-10
Publication date: 2020-12-11
Anticipated expiration: 2040-09-10
Also published as: CN112065706B

Abstract

The invention discloses a vacuum pump with a multifunctional detection station and a use method thereof, belonging to the technical field of vacuum pump detection; the vacuum pump with the multifunctional detection station comprises a workbench and a vacuum pump and is characterized in that a mounting platform is fixedly connected to the left portion of the upper end of the workbench, a controller and a display screen are arranged at the front end of the mounting platform, a second vacuum tank is fixedly connected to the upper end of a connecting platform, a first vacuum tank is fixedly connected to the left side of the upper end of the workbench and located on the front side of the display screen, a temperature adjusting box is arranged on the upper side of the workbench, the vacuum pump is arranged in the temperature adjusting box, two groups of locking mechanisms are arranged on the left inner wall and the right inner wall of the temperature adjusting box, two groups of clamping mechanisms are arranged between the workbench and the connecting platform, an ammeter is arranged at the right end of the mounting platform and electrically connected with the vacuum pump.

Description

Vacuum pump with multifunctional detection station and use method thereof

Technical Field

The invention relates to the technical field of vacuum pump detection, in particular to a vacuum pump with a multifunctional detection station and a using method thereof.

Background

The vacuum pump refers to a device or equipment for obtaining vacuum by pumping a pumped container by using a mechanical, physical, chemical or physicochemical method. Generally, a vacuum pump is a device for improving, generating and maintaining a vacuum in a closed space by various methods, and basically, according to the operating principle of the vacuum pump, the vacuum pump can be divided into two types, i.e., a gas trap pump and a gas transfer pump. It is widely used in metallurgy, chemical industry, food, electronic coating and other industries

Authorization publication No.: the invention discloses 'CN201810759092. X' and provides a method and a device for detecting leakage of an electric vacuum pump system, wherein the method comprises the following steps: counting the accumulated operation time of the electric vacuum pump in real time in the operation process of the electric vacuum pump; when the accumulated running time reaches the allowed maximum working time, judging whether the electric vacuum pump system is in a leakage state or not according to the current vacuum degree of the electric vacuum pump system and a preset first threshold value; and if the current vacuum degree is smaller than the first threshold value, determining that the electric vacuum pump system is in a leakage state, and detecting whether the electric vacuum pump system leaks.

The above patents suffer from the following disadvantages: this patent can not detect the gas tightness, the pumping speed, the electric current etc. of vacuum pump, and the function is single, and then leads to detection efficiency not high.

Disclosure of Invention

The invention aims to solve the problem of single function of a detection vacuum pump in the prior art, and provides a vacuum pump with a multifunctional detection station and a use method thereof.

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

a vacuum pump with a multifunctional detection station comprises a workbench and a vacuum pump, wherein the left part of the upper end of the workbench is fixedly connected with an installation platform, the front end of the installation platform is provided with a controller and a display screen, the display screen is positioned on the upper side of the controller, the display screen is electrically connected with the controller, the right side of the workbench is provided with a connection platform, the upper end of the connection platform is fixedly connected with a second vacuum tank, the left side of the upper end of the workbench is fixedly connected with a first vacuum tank, the first vacuum tank is positioned on the front side of the display screen, the upper side of the workbench is provided with a temperature regulating box, the vacuum pump is arranged in the temperature regulating box, the left inner wall and the right inner wall of the temperature regulating box are respectively provided with two groups of locking mechanisms, four corners of the lower end of the temperature regulating box are respectively and fixedly connected with a roller, the lower sides of the four rollers are provided with two slide rails, the lower, two be provided with moving mechanism between the slide rail, moving mechanism is used for driving the temperature regulating box back-and-forth movement, be provided with two sets of clamping mechanism between workstation and the connection platform, the right-hand member of mount table is provided with the galvanometer, galvanometer and vacuum pump electric connection, be provided with microphone and vibration sensor in the temperature regulating box, be provided with first pressure sensor in the second vacuum tank, be provided with second pressure sensor in the first vacuum tank, second outlet duct and first intake pipe have been seted up respectively to the one end that second vacuum tank and first vacuum tank are close to mutually, first pressure sensor, second pressure sensor, temperature regulating box, microphone and vibration sensor all with controller electric connection.

The upper end of vacuum pump is provided with input interface and output interface, input interface connection has first connecting pipe, first connecting pipe runs through the right-hand member of attemperator and is connected with the second outlet duct, output interface connection has the second connecting pipe, the second connecting pipe runs through the left end of attemperator and is connected with first intake-tube.

Two sets of locking mechanism all includes cylinder and splint, two the cylinder is fixed connection in the both ends about the tempering tank respectively, two the output of cylinder all runs through the inner wall of tempering tank and fixed connection respectively in two splint, the vacuum pump is located between two splint.

First outlet duct has been seted up to the upper end of first vacuum tank, install the second valve in the first outlet duct, the second intake pipe has been seted up to the rear end of the vacuum tank of second, install the third valve in the second intake pipe, install the fourth valve in the second outlet duct, first outlet duct, fourth valve and fourth valve all with mount table electric connection.

Moving mechanism includes fixed block, positive and negative motor and stopper and lead screw, positive and negative motor is located the front side of stopper, the equal fixed connection of positive and negative motor and stopper in the upper end of workstation, the fixed block front end is dug there is the thread groove, thread groove and lead screw phase-match, the front end fixed connection of lead screw is in the output of positive and negative motor, the rear end of lead screw rotates to be connected in the stopper.

Two sets of clamping mechanism is including installation piece, slide bar, arm lock, draw piece and spring, two the left end of installation piece is all excavated there is the spout, and two slide bars move about respectively and run through two spouts, two the arm lock is fixed connection respectively in the left end of two slide bars, two arm lock fixed connection respectively in the right-hand member of two slide bars, two the spring overlaps respectively and locates the circumference surface of two slide bars, two the spring is located the left side of two installation pieces respectively, two the other end of slide bar is fixed connection respectively in two and draws the piece.

The junction of first connecting pipe and second outlet duct and the junction of second connecting pipe and first intake pipe all are provided with first flange, the junction of first connecting pipe and second connecting pipe and attemperator all is provided with second flange.

Two upper end fixed connection of workstation have the mount, and two mounts all are located between tempering tank and the first vacuum tank, two it is connected with the pivot to rotate between the mount, the pivot runs through the rear end that is located the mount of rear side and extends backward, the rear end fixedly connected with second handle of mount.

The front side of the temperature regulating box is provided with a box door, and the joint of the box door and the temperature regulating box is provided with an electric lock.

Preferably, the equal fixedly connected with support column in lower extreme four corners department of workstation, four the lower extreme of support column all covers there is rubber, the universal wheel is all installed, four in the lower extreme four corners department of joint table all install the brake block in the universal wheel, the upper end right part fixedly connected with first in command of joint table, the surface covering of first in command has rubber.

The invention also discloses a use method of the vacuum pump with the multifunctional detection station, which specifically comprises the following steps:

s1, installation: place the vacuum pump between two splint, start two cylinders through the controller, the output of two cylinders is close to mutually, and the output of two cylinders drives two splint and is close to mutually for the vacuum pump is pressed from both sides tightly by two splint, closes the chamber door, and is fixed the chamber door through the electric lock, realizes being convenient for install.

S2, measuring the pumping speed:

C. when surveying the normal atmospheric temperature, close third valve and second valve for atmospheric pressure in the second vacuum tank is the same with the environmental atmosphere, open first valve and fourth valve, start the vacuum pump and set for operating time P1 through the controller, in the vacuum pump was with the air suction in the second vacuum tank in the first vacuum tank, the vacuum pump stopped work back vacuum pump record second pressure sensor's numerical value D1, measure many times and get its average value, and can obtain the pumping speed of vacuum pump through the computer.

D. When different temperatures are measured, the temperature in the temperature regulating box is regulated, the operation A is repeated, and the influence of the different temperatures on the pumping speed of the vacuum pump can be measured.

S3, leakage detection:

A. when the test stops working: opening the third valve and the second valve to enable the pressure in the second vacuum tank and the first vacuum tank to be the same as the atmospheric pressure, starting the vacuum pump through the controller, setting the vacuum degree D2 in the second vacuum tank and setting the sealing time P2, pumping the air in the second vacuum tank into the first vacuum tank through the vacuum pump to enable the vacuum degree in the connecting table to reach D2, closing the vacuum pump and the first valve, opening the sealing time P2 through the controller by a technician, recording the value D3 of the first pressure sensor when the sealing time reaches P2, obtaining the value D4 through D2-D3, wherein the smaller the D4 is, namely the air leakage of the vacuum pump is less;

B. during measurement work: open third valve and second valve for pressure in second vacuum tank and the first vacuum tank is the same with atmospheric pressure, start the vacuum pump through the controller and set up vacuum degree D5 in the first vacuum tank, the vacuum pump is with the air suction in the second vacuum tank in the first vacuum tank, make the vacuum degree in the joint table reach D5, record first pressure sensor's numerical value D6, D5-atmospheric pressure compares with the numerical value of D6, can obtain during operation vacuum pump gas leakage loss.

C. When different temperatures are measured: through adjusting the temperature in the temperature regulating box, repeat above-mentioned operation, realize detecting the influence to vacuum pump leak hunting numerical value under the different temperatures.

S4, measuring current: the ammeter is used for detecting the current of the vacuum pump, adjusting the temperature in the temperature regulating box, recording the numerical values of the ammeter at different temperatures and measuring the current change of the vacuum pump in different temperature environments.

S5: vibration measurement: the vibration sensor is used for detecting the influence of the vibration of the vacuum pump on the temperature regulating box, the vacuum pump is started through the controller, the numerical value M1 measured by the vibration sensor is recorded, the positive and negative motor is started, the positive and negative motor is driven to rotate during working, the front and back movement is driven during rotation, the temperature regulating box is driven to move front and back, the numerical value M2 measured by the vibration sensor is recorded, and the impact force received by the vacuum pump at different motion speeds can be obtained through the comparison between M1 and M2.

S6: measuring loudness: the microphone is used for detecting the sound loudness in the temperature regulating box, the vacuum pump is started through the controller, the noise numerical value in the temperature regulating box under different temperature environments and vibration environments can be detected through the microphone, and whether the noise numerical value meets the standard or not is judged according to data.

Compared with the prior art, the invention provides a vacuum pump with a multifunctional detection station and a use method thereof, and the vacuum pump has the following beneficial effects:

1. the scheme is provided with a first vacuum tank and a second vacuum tank which are matched with a vacuum pump for detection, a controller starts the vacuum pump to pump air in the second vacuum tank into the first vacuum tank, the microphone can detect the noise value in the temperature regulating box under the vibration environment, the vibration sensor can detect the influence of the vibration of the vacuum pump on the temperature regulating box, the impact force on the vacuum pump under different motion speeds can be obtained, the ammeter is used for detecting the current of the vacuum pump, the microphone is used for detecting the sound loudness in the temperature regulating box, simultaneously with the vacuum pump install in the temperature regulating box, adjust the temperature in the temperature regulating box, realize surveying the current variation of vacuum pump under different temperature environment, take out the speed and change, the staff can observe the test data through the display screen, makes things convenient for the staff to detect, records the influence of different temperature environment to vacuum pump working data, realizes multiple detection function.

2. According to the scheme, the temperature regulating box is provided with the two clamping plates, the two cylinders are respectively and fixedly connected to the left end and the right end of the temperature regulating box, the output ends of the two cylinders penetrate through the inner wall of the temperature regulating box and are respectively and fixedly connected to the two clamping plates, the vacuum pump is positioned between the two clamping plates, when the two cylinders are electrified to work, the two cylinders drive the two clamping plates to move left and right, the vacuum pumps with different sizes are clamped, the convenience in installation is realized, and meanwhile, workers can conveniently detect the vacuum pumps with different models; be provided with moving mechanism at the downside of attemperator, when positive and negative motor circular telegram during operation, the output of positive and negative motor drives the rotation, drive the fixed block back-and-forth movement during the rotation, the fixed block drives the attemperator back-and-forth movement, convenient simulation actual environment, can obtain under the different velocity of motion, the impact force that the vacuum pump received, the equal erection joint in lower extreme four corners department of attemperator has the gyro wheel, the downside of four gyro wheels is provided with two slide rails, four gyro wheels respectively roll connection are in two slide rails simultaneously, can reduce the resistance of attemperator back-and-forth movement, improve the stability that the attemperator removed the.

3. In the scheme, two groups of clamping mechanisms are arranged on the right side of a workbench, two sliding rods respectively and movably penetrate through two sliding chutes, two clamping arms are respectively and fixedly connected to the left ends of the two sliding rods, the two clamping arms are respectively and fixedly connected to the right ends of the two sliding rods, two springs are respectively sleeved on the circumferential surfaces of the two sliding rods, the two springs are respectively positioned on the left sides of two mounting blocks, the other ends of the two sliding rods are respectively and fixedly connected to two pull blocks, the two pull blocks are pushed to move rightwards, the two pull blocks respectively drive the two sliding rods to move rightwards, so that the two clamping arms can not clamp the connecting table, the two pull blocks can not block the connecting table, the connecting table can be moved at the moment, the connecting table is separated from the workbench, a worker can conveniently fix the connecting table and the workbench, universal wheels are respectively mounted at four corners of, the setting of four universal wheels makes things convenient for the staff to remove the connection platform, further conveniently removes the second vacuum tank, and the setting of the first in command surface rubber for the increase friction improves antiskid nature, and the staff of being convenient for removes the second vacuum tank, uses manpower sparingly.

Drawings

FIG. 1 is an overall perspective view of a vacuum pump having a multi-function inspection station and method of use thereof in accordance with the present invention;

FIG. 2 is a side perspective view of a vacuum pump having a multi-function inspection station and method of using the same of the present invention;

FIG. 3 is a rear perspective view of a vacuum pump having a multi-function inspection station and method of using the same of the present invention;

FIG. 4 is a perspective view of the air pump pipeline of a vacuum pump with a multifunctional inspection station and method of use thereof of the present invention;

FIG. 5 is a perspective view of a vacuum pump with a multi-function inspection station and a thermal box for use with the method of the present invention;

FIG. 6 is a rear perspective view of a thermal box of a vacuum pump with a multi-function inspection station and method of using the same of the present invention;

FIG. 7 is a perspective view of a vacuum pump with a multi-function inspection station and a translation mechanism for its method of use in accordance with the present invention;

FIG. 8 is a bottom perspective view of a vacuum pump with a multifunction test station and method of using the same of the present invention;

FIG. 9 is a perspective view of a clamping mechanism of a vacuum pump with a multifunctional inspection station and method of use thereof in accordance with the present invention;

FIG. 10 is a perspective view of a vacuum pump with a multifunctional inspection station and a method of using the same of the present invention at a pipe connection flange.

The reference numbers in the figures illustrate:

1 workbench, 2 vacuum pumps, 201 input interface, 202 output interface, 3 mounting table, 4 controller, 5 display screen, 6 first vacuum tank, 601 first air inlet pipe, 602 first valve, 603 first air outlet pipe, 604 second valve, 7 temperature adjusting box, 701 box door, 702 electric lock, 8 connection table, 9 second vacuum tank, 901 second air inlet pipe, 902 third valve, 903 second air outlet pipe, 904 fourth valve, 10 first connection pipe, 11 second connection pipe, 12 first pressure sensor, 13 second pressure sensor, 14 ammeter, 15 first flange plate, 16 spring, 17 pull block, 18 second flange plate, 19 microphone, 20 cylinder, 21 clamp plate, 22 vibration sensor, 23 roller, 24 slide rail, 25 fixed block, 26 positive and negative motor, 27 limited block, 28 thread groove, 29 support column, 30 universal wheel, 31 first handle, 32 fixed frame, 33 rotating shaft, 34 second handle fixed frame, 35 mounting blocks, 36 sliding grooves, 37 sliding rods, 38 clamping arms and 39 lead screws.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two components can be directly connected or indirectly connected through an intermediate medium, and the two components can be communicated with each other; the specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

referring to fig. 1-10, a vacuum pump with a multifunctional detection station comprises a workbench 1 and a vacuum pump 2, wherein the left part of the upper end of the workbench 1 is fixedly connected with an installation table 3, the front end of the installation table 3 is provided with a controller 4 and a display screen 5, the display screen 5 is positioned on the upper side of the controller 4, the display screen 5 is electrically connected with the controller 4, the right side of the workbench 1 is provided with a connection table 8, the upper end of the connection table 8 is fixedly connected with a second vacuum tank 9, the left side of the upper end of the workbench 1 is fixedly connected with a first vacuum tank 6, the first vacuum tank 6 is positioned on the front side of the display screen 5, the upper side of the workbench 1 is provided with a temperature regulating box 7, the vacuum pump 2 is arranged in the temperature regulating box 7, the left and right inner walls of the temperature regulating box 7 are respectively provided with two groups of locking mechanisms, four corners of the lower end of the temperature regulating box 7 are respectively, equal fixed connection in the upper end of workstation 1 of the lower extreme of two slide rails 24, be provided with moving mechanism between two slide rails 24, moving mechanism is used for driving the 7 back-and-forth movements of thermoregulation box, be provided with two sets of clamping mechanism between workstation 1 and the connection platform 8, the right-hand member of mount table 3 is provided with ampere meter 14, ampere meter 14 and vacuum pump 2 electric connection, be provided with microphone 19 and vibration sensor 22 in the thermoregulation box 7, be provided with first pressure sensor 12 in the second vacuum jar 9, be provided with second pressure sensor 13 in the first vacuum jar 6, second outlet duct 903 and first intake pipe 601 have been seted up respectively to the one end that second vacuum jar 9 and first vacuum jar 6 are close to mutually, first pressure sensor 12, second pressure sensor 13, thermoregulation box 7, microphone 19 and vibration sensor 22 all with controller 4 electric connection.

The upper end of vacuum pump 2 is provided with input interface 201 and output interface 202, input interface 201 is connected with first connecting pipe 10, first connecting pipe 10 runs through the right-hand member of attemperator 7 and is connected with second outlet duct 903, output interface 202 is connected with second connecting pipe 11, second connecting pipe 11 runs through the left end of attemperator 7 and is connected with first intake pipe 601, make during the circular telegram during operation of vacuum pump 2, vacuum pump 2 is with the air suction in the second vacuum tank 9 in the first vacuum tank 6.

Two sets of locking mechanism all include cylinder 20 and splint 21, and two cylinders 20 are fixed connection in the both ends about the tempering tank 7 respectively, and the output of two cylinders 20 all runs through the inner wall of tempering tank 7 and respectively fixed connection in two splint 21, and vacuum pump 2 is located between two splint 21, and when two cylinders 20 circular telegram during operation, two cylinders 20 drive and remove about two splint 21, realize pressing from both sides the not vacuum pump 2 of equidimension, the staff of being convenient for detects the vacuum pump 2 of different models.

First outlet duct 603 has been seted up to the upper end of first vacuum tank 6, install second valve 604 in the first outlet duct 603, second intake pipe 901 has been seted up to the rear end of second vacuum tank 9, install third valve 902 in the second intake pipe 901, install fourth valve 904 in the second outlet duct 903, first outlet duct 603, fourth valve 904 and fourth valve 904 all with mount table 3 electric connection, the switch of first outlet duct 603 of second valve 604 control, third valve 902 is used for controlling the switch of second intake pipe 901, fourth valve 904 is used for controlling the switch of second outlet duct 903.

The moving mechanism comprises a fixed block 25, a positive and negative motor 26, a limit block 27 and a lead screw 39, the positive and negative motor 26 is located on the front side of the limit block 27, the positive and negative motor 26 and the limit block 27 are both fixedly connected to the upper end of the workbench 1, a thread groove 28 is drilled at the front end of the fixed block 25, the thread groove 28 is matched with the lead screw 39, the front end of the lead screw 39 is fixedly connected to the output end of the positive and negative motor 26, the rear end of the lead screw 39 is rotatably connected to the limit block 27, when the positive and negative motor 26 is powered on and works, the output end of the positive and negative motor 26 drives the lead screw 39 to rotate, the lead screw 39 drives the fixed block 25 to move back and forth when rotating, the fixed block 25 drives the temperature regulating box 7 to move back and forth, the influence of the moving environment on the vacuum pump 2 is simulated.

The two groups of clamping mechanisms comprise mounting blocks 35, sliding rods 37, clamping arms 38, pulling blocks 17 and springs 16, chutes 36 are drilled at the left ends of the two mounting blocks 35, the two sliding rods 37 respectively and movably penetrate through the two chutes 36, the two clamping arms 38 are respectively and fixedly connected to the left ends of the two sliding rods 37, the two clamping arms 38 are respectively and fixedly connected to the right ends of the two sliding rods 37, the two springs 16 are respectively sleeved on the circumferential surfaces of the two sliding rods 37, the two springs 16 are respectively positioned at the left sides of the two mounting blocks 35, the other ends of the two sliding rods 37 are respectively and fixedly connected to the two pulling blocks 17, the two pulling blocks 17 are pushed to move rightwards, the two pulling blocks 17 respectively drive the two sliding rods 37 to move rightwards, so that the two clamping arms 38 cannot clamp the connecting table 8, the two pulling blocks 17 are rotated, the two clamping arms 38 cannot block the connecting table 8, at the moment, the connecting, the staff of being convenient for will be connected the platform and fixed with the workstation, and the staff of being convenient for removes second vacuum tank 9, uses manpower sparingly.

The junction of first connecting pipe 10 and second outlet duct 903 and the junction of second connecting pipe 11 and first intake pipe 601 all are provided with first flange 15, the junction of first connecting pipe 10 and second connecting pipe 11 and attemperator 7 all is provided with second flange 18, second flange 18 seals the junction of first connecting pipe 10 and second connecting pipe 11 and attemperator 7, it is convenient to dismantle, high strength, sealing performance is good, make attemperator 7 during operation can not receive external influence, the stability of the device is improved.

Two upper end fixed connection of workstation 1 have mount 32, two mount 32 all are located between tempering tank 7 and the first vacuum tank 6, it is connected with pivot 33 to rotate between two mount 32, pivot 33 runs through the rear end that is located the mount 32 of rear side and extends backward, the rear end fixedly connected with second handle 34 of mount 32, rotate second handle 34, second handle 34 drives mount 32 and rotates, mount 32's setting, twine in mount 32's surface after dismantling first connecting pipe 10 and second connecting pipe 11, make things convenient for the staff to use.

A box door 701 is arranged on the front side of the temperature regulating box 7, an electric lock 702 is arranged at the joint of the box door 701 and the temperature regulating box 7, and when the vacuum pump 2 is electrified to work, the box door 701 and the temperature regulating box 7 are closed through the electric lock 702, so that the influence of the outside on the work of the vacuum pump 2 is reduced, and the accuracy of test data is improved;

preferably, the equal fixedly connected with support column 29 in lower extreme four corners department of workstation 1, the lower extreme of four support columns 29 all covers there is rubber, universal wheel 30 is all installed in the lower extreme four corners department of joint table 8, all install the brake block in four universal wheels 30, the upper end right part fixedly connected with first in command 31 of joint table 8, the lower extreme of support column 29 covers the setting that has rubber, be favorable to improving the stability of workstation 1 at 2 during operations of vacuum pump, reduce the influence of 2 vibrations of vacuum pump to workstation 1, four universal wheels 30's setting, make things convenient for the staff to remove joint table 8, further conveniently remove second vacuum tank 9, reduce the manpower, the setting of the 31 surface rubber of first in command, be used for the increase friction, the antiskid nature is improved.

It should be noted that: the controller 4 and the display screen 5 fixedly connected to the front end of the workbench 1, the vacuum pump 2, the temperature-adjusting box 7, the first pressure sensor 12, the second pressure sensor 13, the microphone 19, the cylinder 20, the vibration sensor 22, the positive and negative motor 26, and other internal structures and functions are common knowledge of those skilled in the art, and therefore detailed description thereof is omitted.

s1, installation: place vacuum pump 2 between two splint 21, start two cylinders 20 through controller 4, the output of two cylinders 20 is close to mutually, and the output of two cylinders 20 drives two splint 21 and is close to mutually for vacuum pump 2 is pressed from both sides tightly by two splint 21, closes chamber door 701, and it is fixed with chamber door 701 through electric lock 702, realizes being convenient for install.

S2, measuring the pumping speed:

A. when the temperature is measured, the third valve 902 and the second valve 604 are closed, so that the air pressure in the second vacuum tank 9 is the same as the ambient atmospheric pressure, the first valve 602 and the fourth valve 904 are opened, the vacuum pump 2 is started through the controller 4 and the working time P1 is set, the vacuum pump 2 pumps the air in the second vacuum tank 9 into the first vacuum tank 6, the vacuum pump records the value D1 of the second pressure sensor 13 after the vacuum pump 2 stops working, the average value of the values is measured for a plurality of times, and the pumping speed of the vacuum pump 2 can be obtained through the computer.

B. When different temperatures are measured, the temperature in the temperature adjusting box 7 is adjusted, the operation A is repeated, and the influence of the different temperatures on the pumping speed of the vacuum pump 2 can be measured.

S3, leakage detection:

A. when the test stops working: opening the third valve 902 and the second valve 604 to make the pressure in the second vacuum tank 9 and the first vacuum tank 6 the same as the atmospheric pressure, starting the vacuum pump 2 through the controller 4, setting the vacuum degree D2 in the second vacuum tank 9, setting the sealing time P2, the vacuum pump 2 pumping the air in the second vacuum tank 9 into the first vacuum tank 6 to make the vacuum degree in the connection table 8 reach D2, closing the vacuum pump 2 and the first valve 602, the technician opening the sealing time P2 through the controller 4, when the sealing time reaches P2, recording the value D3 of the first pressure sensor 12, obtaining the value D4 through D2-D3, the smaller the D4, namely the less air leakage of the vacuum pump 2;

B. during measurement work: the third valve 902 and the second valve 604 are opened to enable the pressure in the second vacuum tank 9 and the pressure in the first vacuum tank 6 to be the same as the atmospheric pressure, the vacuum pump 2 is started through the controller 4, the vacuum degree D5 in the first vacuum tank 6 is set, the vacuum pump 2 pumps the air in the second vacuum tank 9 into the first vacuum tank 6 to enable the vacuum degree in the connecting table 8 to reach D5, the numerical value D6 of the first pressure sensor 12 is recorded, and the air leakage loss of the vacuum pump 2 during working can be obtained by comparing the D5-atmospheric pressure with the numerical value D6.

C. When different temperatures are measured: by adjusting the temperature in the temperature adjusting box 7 and repeating the above operations, the influence on the leakage detection value of the vacuum pump 2 at different temperatures is detected.

S4, measuring current: the ammeter 14 is used for detecting the current of the vacuum pump 2, adjusting the temperature in the temperature adjusting box 7, and recording the values detected by the ammeter at different temperatures, so as to realize the measurement of the current change of the vacuum pump 2 in different temperature environments.

S5: vibration measurement: the vibration sensor 22 is used for detecting the influence of the vibration of the vacuum pump 2 on the temperature regulating box 7, the vacuum pump 2 is started through the controller 4, a numerical value M1 measured by the vibration sensor 22 is recorded, the positive and negative motor 26 is started, the lead screw 39 is driven to rotate when the positive and negative motor 26 works, the lead screw 39 is driven to move back and forth when rotating, the temperature regulating box 7 is driven to move back and forth, a numerical value M2 measured by the vibration sensor 22 is recorded, and the impact force received by the vacuum pump 2 at different motion speeds can be obtained through comparison between M1 and M2.

S6: measuring loudness: the microphone 19 is used for detecting the sound loudness in the temperature adjusting box 7, the vacuum pump 2 is started through the controller 4, the noise value in the temperature adjusting box 7 under different temperature environments and vibration environments can be detected through the microphone 19, and whether the noise value meets the standard or not is judged according to data.

Example 2:

referring to fig. 1-10, the structure of embodiment 1 is the same as that of embodiment 2, except that the vacuum pump 2 is reversely installed, the vacuum pump 2 is placed in the temperature-adjusting box 7, two cylinders 20 are started to clamp the vacuum pump 2, at this time, the input port 201 is connected with the second connecting pipe 11, the output port 202 is connected with the first connecting pipe 10, the box door 701 is closed, the box door 701 is fixed through the electric lock 702, when the vacuum pump 2 is powered on to work, the vacuum pump 2 pumps the air in the first vacuum tank 6 into the second vacuum tank 9, the vacuum pump 2 is detected by the above operation, the positions of the output end and the input end of the vacuum pumps 2 of different models are different, so as to realize the detection of the vacuum pumps 2 of different models conveniently, including the workbench 1 and the vacuum pump 2, characterized in that the left part of the upper end of the workbench 1 is fixedly connected with the mounting table 3, the front end of the mounting table 3 is provided with the controller, the display screen 5 is positioned on the upper side of the controller 4, the display screen 5 is electrically connected with the controller 4, the right side of the workbench 1 is provided with a connecting platform 8, the upper end of the connecting platform 8 is fixedly connected with a second vacuum tank 9, the left side of the upper end of the workbench 1 is fixedly connected with a first vacuum tank 6, the first vacuum tank 6 is positioned on the front side of the display screen 5, the upper side of the workbench 1 is provided with a temperature regulating box 7, the vacuum pump 2 is arranged in the temperature regulating box 7, the left inner wall and the right inner wall of the temperature regulating box 7 are respectively provided with two groups of locking mechanisms, the four corners of the lower end of the temperature regulating box 7 are respectively and fixedly connected with rollers 23, the lower sides of the four rollers 23 are provided with two slide rails 24, the lower ends of the two slide rails 24 are respectively and fixedly connected with the upper end of the workbench 1, a moving mechanism is arranged between the two slide rails 24 and, the right-hand member of mount table 3 is provided with galvanometer 14, galvanometer 14 and vacuum pump 2 electric connection, be provided with microphone 19 and vibration sensor 22 in the temperature regulating box 7, be provided with first pressure sensor 12 in the second vacuum tank 9, be provided with second pressure sensor 13 in the first vacuum tank 6, second outlet duct 903 and first intake pipe 601 have been seted up respectively to the one end that second vacuum tank 9 and first vacuum tank 6 are close to mutually, first pressure sensor 12, second pressure sensor 13, temperature regulating box 7, microphone 19 and vibration sensor 22 all with controller 4 electric connection.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The vacuum pump with the multifunctional detection station comprises a workbench (1) and a vacuum pump (2), and is characterized in that the left part of the upper end of the workbench (1) is fixedly connected with an installation table (3), the front end of the installation table (3) is provided with a controller (4) and a display screen (5), the display screen (5) is positioned on the upper side of the controller (4), the display screen (5) is electrically connected with the controller (4), the right side of the workbench (1) is provided with a connection table (8), the upper end of the connection table (8) is fixedly connected with a second vacuum tank (9), the left side of the upper end of the workbench (1) is fixedly connected with a first vacuum tank (6), the first vacuum tank (6) is positioned on the front side of the display screen (5), the upper side of the workbench (1) is provided with a temperature regulation box (7), the vacuum pump (2) is arranged in the temperature regulation box (7), two groups of locking mechanisms are arranged on the left inner wall and the right inner wall of the temperature regulating box (7), rollers (23) are arranged and connected at four corners of the lower end of the temperature regulating box (7), two sliding rails (24) are arranged on the lower sides of the four rollers (23), the lower ends of the two sliding rails (24) are fixedly connected to the upper end of the workbench (1), a moving mechanism is arranged between the two sliding rails (24) and used for driving the temperature regulating box (7) to move back and forth, two groups of clamping mechanisms are arranged between the workbench (1) and the connecting platform (8), an ammeter (14) is arranged at the right end of the mounting platform (3), the ammeter (14) is electrically connected with the vacuum pump (2), a microphone (19) and a vibration sensor (22) are arranged in the temperature regulating box (7), a first pressure sensor (12) is arranged in the second vacuum tank (9), be provided with second pressure sensor (13) in first vacuum tank (6), second outlet duct (903) and first intake pipe (601) have been seted up respectively to the one end that second vacuum tank (9) and first vacuum tank (6) are close to mutually, first pressure sensor (12), second pressure sensor (13), temperature regulating box (7), microphone (19) and vibration sensor (22) all with controller (4) electric connection.

2. The vacuum pump with the multifunctional detection station is characterized in that an input interface (201) and an output interface (202) are arranged at the upper end of the vacuum pump (2), the input interface (201) is connected with a first connecting pipe (10), the first connecting pipe (10) penetrates through the right end of the temperature adjusting box (7) and is connected with a second air outlet pipe (903), the output interface (202) is connected with a second connecting pipe (11), and the second connecting pipe (11) penetrates through the left end of the temperature adjusting box (7) and is connected with a first air inlet pipe (601).

3. The vacuum pump with the multifunctional detection station is characterized in that the two groups of locking mechanisms respectively comprise an air cylinder (20) and a clamping plate (21), the two air cylinders (20) are respectively and fixedly connected to the left end and the right end of the temperature-regulating box (7), the output ends of the two air cylinders (20) respectively penetrate through the inner wall of the temperature-regulating box (7) and are respectively and fixedly connected to the two clamping plates (21), and the vacuum pump (2) is located between the two clamping plates (21).

4. The vacuum pump with the multifunctional detection station is characterized in that a first air outlet pipe (603) is formed in the upper end of the first vacuum tank (6), a second valve (604) is installed in the first air outlet pipe (603), a second air inlet pipe (901) is formed in the rear end of the second vacuum tank (9), a third valve (902) is installed in the second air inlet pipe (901), a fourth valve (904) is installed in the second air outlet pipe (903), and the first air outlet pipe (603), the fourth valve (904) and the fourth valve (904) are all electrically connected with the mounting table (3).

5. The vacuum pump with the multifunctional detection station is characterized in that the moving mechanism comprises a fixed block (25), a positive and negative motor (26), a limit block (27) and a lead screw (39), the positive and negative motor (26) is located on the front side of the limit block (27), the positive and negative motor (26) and the limit block (27) are fixedly connected to the upper end of the workbench (1), a thread groove (28) is formed in the front end of the fixed block (25), the thread groove (28) is matched with the lead screw (39), the front end of the lead screw (39) is fixedly connected to the output end of the positive and negative motor (26), and the rear end of the lead screw (39) is rotatably connected to the limit block (27).

6. The vacuum pump with the multifunctional detection station is characterized in that the two groups of clamping mechanisms comprise mounting blocks (35), sliding rods (37), clamping arms (38), pulling blocks (17) and springs (16), sliding chutes (36) are formed in the left ends of the two mounting blocks (35), the two sliding rods (37) respectively penetrate through the two sliding chutes (36) in a movable mode, the two clamping arms (38) are respectively and fixedly connected to the left ends of the two sliding rods (37), the two clamping arms (38) are respectively and fixedly connected to the right ends of the two sliding rods (37), the two springs (16) are respectively sleeved on the circumferential surfaces of the two sliding rods (37), the two springs (16) are respectively located on the left sides of the two mounting blocks (35), and the other ends of the two sliding rods (37) are respectively and fixedly connected to the two pulling blocks (17).

7. The vacuum pump with the multifunctional detection station is characterized in that a first flange connecting disc (15) is arranged at the joint of the first connecting pipe (10) and the second air outlet pipe (903) and the joint of the second connecting pipe (11) and the first air inlet pipe (601), and a second flange connecting disc (18) is arranged at the joint of the first connecting pipe (10) and the temperature regulating box (7) and the joint of the second connecting pipe (11) and the temperature regulating box (7).

8. The vacuum pump with the multifunctional detection station is characterized in that two fixing frames (32) are fixedly connected to the upper end of the workbench (1), the two fixing frames (32) are located between the temperature adjusting box (7) and the first vacuum tank (6), a rotating shaft (33) is rotatably connected between the two fixing frames (32), the rotating shaft (33) penetrates through the rear end of the fixing frame (32) located on the rear side and extends backwards, and a second handle (34) is fixedly connected to the rear end of the fixing frame (32).

9. The vacuum pump with the multifunctional detection station is characterized in that a box door (701) is arranged on the front side of the temperature adjusting box (7), and an electric lock (702) is arranged at the joint of the box door (701) and the temperature adjusting box (7);

equal fixedly connected with support column (29) in lower extreme four corners department of workstation (1), four the lower extreme of support column (29) has all covered rubber, universal wheel (30) are all installed, four in the lower extreme four corners department of connecting platform (8) all install the brake block in universal wheel (30), the upper end right part fixedly connected with in command (31) of connecting platform (8), the surface covering of in command (31) has rubber.

10. Use of a vacuum pump having a multifunctional inspection station as defined in claim 9, comprising the steps of:

s1, installation: place vacuum pump (2) between two splint (21), start two cylinders (20) through controller (4), the output of two cylinders (20) is close to mutually, and the output of two cylinders (20) drives two splint (21) and is close to mutually for vacuum pump (2) are pressed from both sides tightly by two splint (21), close chamber door (701), fix chamber door (701) through electric lock (702), realize being convenient for to install.

S2, measuring the pumping speed:

A. when the temperature is measured, the third valve (902) and the second valve (604) are closed, so that the air pressure in the second vacuum tank (9) is the same as the ambient atmospheric pressure, the first valve (602) and the fourth valve (904) are opened, the vacuum pump (2) is started through the controller (4) and the working time P1 is set, the vacuum pump (2) pumps the air in the second vacuum tank (9) into the first vacuum tank (6), the vacuum pump records the value D1 of the second pressure sensor (13) after the vacuum pump (2) stops working, the average value of the values is measured for many times, and the pumping speed of the vacuum pump (2) can be obtained through the computer.

B. When different temperatures are measured, the temperature in the temperature regulating box (7) is regulated, the operation A is repeated, and the influence of the different temperatures on the pumping speed of the vacuum pump (2) can be measured.

S3, leakage detection:

A. when the test stops working: opening a third valve (902) and a second valve (604), so that the pressure in a second vacuum tank (9) and a first vacuum tank (6) is the same as the atmospheric pressure, starting a vacuum pump (2) through a controller (4), setting the vacuum degree D2 in the second vacuum tank (9), and setting the sealing time P2, wherein the vacuum pump (2) pumps the air in the second vacuum tank (9) into the first vacuum tank (6), so that the vacuum degree in a connecting table (8) reaches D2, closing the vacuum pump (2) and the first valve (602), a technician opens the sealing time P2 through the controller (4), records the value D3 of a first pressure sensor (12) when the sealing time reaches P2, obtains the value D4 through D2-D3, and the smaller the D4 is, namely the air leakage of the vacuum pump (2) is less;

B. during measurement work: the third valve (902) and the second valve (604) are opened, so that the pressure in the second vacuum tank (9) and the first vacuum tank (6) is the same as the atmospheric pressure, the vacuum pump (2) is started through the controller (4) and the vacuum degree D5 in the first vacuum tank (6) is set, the vacuum pump (2) pumps the air in the second vacuum tank (9) into the first vacuum tank (6), so that the vacuum degree in the connecting table (8) reaches D5, the numerical value D6 of the first pressure sensor (12) is recorded, the air leakage loss of the vacuum pump (2) during working can be obtained by comparing the D5-atmospheric pressure with the numerical value D6.

C. When different temperatures are measured: through adjusting the temperature in the temperature regulating box (7), the operation is repeated, and the influence on the leakage detection value of the vacuum pump (2) at different temperatures is detected.

S4, measuring current: the ammeter (14) is used for detecting the current of the vacuum pump (2), adjusting the temperature in the temperature adjusting box (7), and recording the numerical values of the ammeter (14) at different temperatures, so that the current change of the vacuum pump (2) in different temperature environments can be measured.

S5: vibration measurement: vibration sensor (22) are used for detecting the influence of vacuum pump (2) vibrations to attemperator (7), start vacuum pump (2) through controller (4), record vibration sensor (22) measuring numerical value M1, start positive and negative motor (26), positive and negative motor (26) during operation drive lead screw (39) and rotate, lead screw (39) drive the back-and-forth movement when rotating, drive attemperator (7) back-and-forth movement, record vibration sensor (22) measuring numerical value M2, through M1 and M2's contrast, can derive under the different velocities of motion, the impact force that vacuum pump (2) received.

S6: measuring loudness: the microphone (19) is used for detecting the sound loudness in the temperature regulating box (7), the vacuum pump (2) is started through the controller (4), the noise values in the temperature regulating box (7) under different temperature environments and vibration environments can be detected through the microphone (19), and whether the noise values reach the standard or not is judged according to data.