CN117514463A - Diesel generating set shell with noise reduction and vibration reduction functions - Google Patents

Diesel generating set shell with noise reduction and vibration reduction functions Download PDF

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Publication number
CN117514463A
CN117514463A CN202410018115.7A CN202410018115A CN117514463A CN 117514463 A CN117514463 A CN 117514463A CN 202410018115 A CN202410018115 A CN 202410018115A CN 117514463 A CN117514463 A CN 117514463A
Authority
CN
China
Prior art keywords
fixedly connected
shell
noise reduction
circuit board
modularized
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202410018115.7A
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Chinese (zh)
Inventor
周奕民
周奕端
王彦松
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujian Mingtai Marine Technology Co ltd
Original Assignee
Fujian Mingtai Marine Technology Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Fujian Mingtai Marine Technology Co ltd filed Critical Fujian Mingtai Marine Technology Co ltd
Priority to CN202410018115.7A priority Critical patent/CN117514463A/en
Publication of CN117514463A publication Critical patent/CN117514463A/en
Pending legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B77/00—Component parts, details or accessories, not otherwise provided for
    • F02B77/11—Thermal or acoustic insulation
    • F02B77/13—Acoustic insulation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P1/00—Air cooling
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P11/00—Component parts, details, or accessories not provided for in, or of interest apart from, groups F01P1/00 - F01P9/00
    • F01P11/12—Filtering, cooling, or silencing cooling-air
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P5/00—Pumping cooling-air or liquid coolants
    • F01P5/02—Pumping cooling-air; Arrangements of cooling-air pumps, e.g. fans or blowers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B63/00—Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices
    • F02B63/04—Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices for electric generators
    • F02B63/044—Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices for electric generators the engine-generator unit being placed on a frame or in an housing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B77/00—Component parts, details or accessories, not otherwise provided for
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B77/00—Component parts, details or accessories, not otherwise provided for
    • F02B77/08—Safety, indicating, or supervising devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B77/00—Component parts, details or accessories, not otherwise provided for
    • F02B77/11—Thermal or acoustic insulation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
    • F16F15/022—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using dampers and springs in combination
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
    • F16F15/023—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using fluid means
    • F16F15/0232—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using fluid means with at least one gas spring
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
    • F16F15/03—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using magnetic or electromagnetic means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H9/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M15/00—Testing of engines
    • G01M15/04—Testing internal-combustion engines
    • G01M15/12—Testing internal-combustion engines by monitoring vibrations
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P1/00—Air cooling
    • F01P2001/005—Cooling engine rooms

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Acoustics & Sound (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Vibration Prevention Devices (AREA)

Abstract

The invention discloses a diesel generator set shell with noise reduction and vibration reduction, which relates to the field of motor shells, and comprises an air outlet pipe, an electromagnetic valve, a shell mechanism and a noise reduction mechanism, wherein the electromagnetic valve is fixedly connected to an air outlet hole of the air outlet pipe, the shell mechanism is fixedly connected to the left end of the air outlet pipe, the noise reduction mechanism is fixedly connected to the right end of the top of the shell mechanism, the shell mechanism is arranged, a simulation model is built by establishing corresponding parameter settings for parts in a modularized shell, the heat dissipation risk of the modularized shell is calculated, the practicability of the modularized shell is improved, the electromagnetic shielding performance of the modularized shell is improved through a dustproof filter screen, the service life of the vibration reduction mechanism is prolonged through a buffer cylinder, meanwhile, the vibration frequency of the diesel generator set is calculated through cooperation of a time delay controller and a control end, and the function is diversified.

Description

Diesel generating set shell with noise reduction and vibration reduction functions
Technical Field
The invention relates to the field of motor shells, in particular to a diesel generator set shell with noise reduction and vibration reduction functions.
Background
The diesel generator is a small-sized power generation device, which is a power machine using diesel oil and the like as fuel and using the diesel engine as a prime motor to drive the generator to generate power, and the whole set of unit is generally composed of the diesel engine, the generator, a control box, a fuel tank, a storage battery for starting and controlling, a protection device, an emergency cabinet and other parts, and can be used for daily power generation and emergency power generation of various families, offices, large, medium and small enterprises.
The existing diesel generator set shell is difficult to calculate the heat dissipation risk of products in different operation scenes by inputting a series of information data on the premise that the diesel generator set is not put into the shell, and the electromagnetic shielding performance of the diesel generator set shell is difficult to improve when thermal simulation is carried out; the diesel generator set can vibrate when in use, part of equipment absorbs vibration through the damping spring, because the elastic deformation of the damping spring is in a certain extent range, when the damping spring exceeds the bearing range of the damping spring, the damping spring is easy to damage, long-term overload operation easily causes the aging of the damping spring, so that the service life of the damping device is reduced, in the damping process, the vibration frequency and the vibration amplitude are difficult to detect at the same time, so that whether the diesel generator set is damaged or not is judged according to the vibration frequency and the vibration amplitude, and when the laser transmitter is damaged, the part of equipment is difficult to detach, replace and maintain the laser transmitter;
the existing diesel generator set is easy to generate noise in the use process, the diesel generator set is difficult to quickly reduce noise in the prior art, the diesel generator set also can emit noise in the heat dissipation process, the diesel generator set shell is difficult to dissipate heat when reducing noise in the prior art, and glass wool is protected at the same time.
Disclosure of Invention
Therefore, in order to solve the defects, the invention provides a diesel generator set shell with noise reduction and vibration reduction functions.
The invention is realized in such a way, a diesel generating set shell with noise reduction and vibration reduction is constructed, the device comprises an air outlet pipe, an electromagnetic valve is fixedly connected to an air outlet hole of the air outlet pipe, the left end of the air outlet pipe is fixedly connected with a shell mechanism, and the right end of the top of the shell mechanism is fixedly connected with a noise reduction mechanism;
the shell mechanism comprises a modularized shell, and the left end of the air outlet pipe is connected with the modularized shell; the periphery of the modularized shell is provided with heat dissipation holes; the dustproof filter screen is fixedly connected in the radiating hole; the rear panel of the modularized shell is fixedly connected with a fan; the inner bottom of the modularized shell is fixedly connected with the frame module; the front panel circuit board is fixedly connected with the front panel circuit board at the front end in the modularized shell; the back of the front panel circuit board is fixedly connected with the circuit board back plate; the back of the circuit board backboard is fixedly connected with the circuit board backboard; the bottom of the circuit board backboard is fixedly connected with a single board circuit board; and four groups of damping mechanisms are arranged in the modularized shell.
Preferably, the damping mechanism comprises connecting plates, and four groups of connecting plates are arranged in the modularized shell; the electromagnetic induction type sensor is fixedly connected to the left front end of the top of the connecting plate; the right end of the connecting plate is fixedly connected with the control end; the center of the front end of the connecting plate is provided with an amplitude detection mechanism; the bottom of the connecting plate is fixedly connected with a pushing rod at the top of the buffer cylinder; the bottom of the buffer cylinder is fixedly connected with a bottom plate; the contact rod is fixedly connected with the center of the bottom of the connecting plate.
Preferably, the damping mechanism further comprises a delay controller, and the delay controller is fixedly connected to the center of the top of the bottom plate; the timer is fixedly connected with the front end of the top of the bottom plate.
Preferably, the amplitude detection mechanism comprises a laser emitter, and the center of the front end of the connecting plate is provided with the laser emitter; the back of the laser transmitter is fixedly connected with the I-shaped block; the receiving plate is arranged at the front side of the laser transmitter; the bottom of the receiving plate is fixedly connected with the fixing frame, and the fixing frame is fixedly connected with the inner wall of the modularized shell; the damping rod is fixedly connected with the inner rear end of the connecting plate; the electromagnetic spring is fixedly connected in the damping rod, and the front end of the electromagnetic spring is fixedly connected with the pushing rod in the damping rod; the front end of the pushing rod in the damping rod is fixedly connected with the moving block, and the moving block is arranged in a triangular shape; the front end of the inner bottom of the connecting plate is fixedly connected with the mounting shell; the left group and the right group of the installation shell are fixedly connected with the connecting seats; the electromagnetic clamping blocks are arranged on the connecting seats, and the electromagnetic clamping blocks are connected between every two groups of connecting seats in a rotating mode.
Preferably, the amplitude detection mechanism further comprises a sliding rod, wherein the sliding rod is fixedly connected below the clamping surface of the electromagnetic clamping block, and penetrates through the mounting shell and is in sliding connection with the inside of the mounting shell; the two groups of electromagnetic clamping blocks are connected through springs, and the springs penetrate through the mounting shell and are in contact with the inside of the mounting shell.
Preferably, the noise reduction mechanism comprises a temperature controller, and the right end of the top of the modularized shell is connected with the temperature controller; the sound-absorbing cotton is fixedly connected in the modularized shell; the adhesive layer is adhered and connected to the inner wall of the sound-absorbing cotton; the inner wall of the sticky layer is connected with the honeycomb silencing layer in a sticky manner; the right end in the modularized shell is fixedly connected with the insulation box.
Preferably, the noise reduction mechanism further comprises conveying pipes, and eight groups of conveying pipes are arranged at the left end of the heat insulation box at equal intervals; glass wool is fixedly connected to the center in the heat preservation box; the right end of the incubator is fixedly connected with the trapezoid cover.
Preferably, the spring is arranged below the sliding rod, and the right end of the trapezoid cover is fixedly connected with the air outlet pipe.
Preferably, the electromagnetic spring and the electromagnetic clamping block are electrically connected with an external current output device, and the laser transmitter is electrically connected with the receiving plate.
Preferably, the control end is electrically connected with the delay controller, two groups of buffer cylinders are arranged, and the two groups of buffer cylinders are symmetrically arranged.
The invention has the following advantages: the invention provides a diesel generator set shell with noise reduction and vibration reduction through improvement, which is improved as follows compared with the same type of equipment:
according to the diesel generator set shell with the noise reduction and vibration reduction functions, through the arrangement of the shell mechanism, the simulation model is built by building the corresponding parameter setting of the parts in the modularized shell, and further the practicality of the modularized shell is improved by calculating the heat dissipation risk of the modularized shell under different operation scenes, and the electromagnetic shielding performance of the modularized shell is improved by the dustproof filter screen.
According to the diesel generator set shell with the noise reduction and vibration reduction functions, the vibration reduction mechanism is arranged, the buffer air cylinder is used for replacing the vibration reduction spring, the service life of the vibration reduction mechanism is prolonged, meanwhile, each part of the diesel generator set is respectively subjected to vibration reduction through four groups of connecting plates, and then the vibration frequency of the diesel generator set is calculated through the cooperation of the delay controller and the control end, so that the functions are diversified.
According to the diesel generator set shell with the noise reduction and vibration reduction functions, the amplitude detection mechanism is arranged, the amplitude is obtained through the cooperation of the laser transmitter and the receiving plate, whether the diesel generator set is damaged or not is judged according to the amplitude and the vibration frequency, and then the laser transmitter is detached, replaced and maintained through the cooperation of the electromagnetic clamping blocks and the I-shaped blocks.
According to the diesel generator set shell with the noise reduction and vibration reduction functions, the noise reduction mechanism is arranged, noise reduction is achieved through the noise absorption cotton, the honeycomb noise reduction layer and the glass cotton, the temperature inside the insulation box is regulated through the temperature controller, the glass cotton is protected, meanwhile, the gas is cooled, and finally the honeycomb noise reduction layer is detached and replaced through the adhesive layer, so that the damage of the honeycomb noise reduction layer is prevented from affecting the later sound insulation effect.
Drawings
FIG. 1 is a schematic perspective view of a modular housing of the present invention;
FIG. 2 is a schematic view of the internal perspective of the modular housing of the present invention;
FIG. 3 is a schematic perspective view of a front panel circuit board according to the present invention;
FIG. 4 is a schematic perspective view of a shock absorbing mechanism according to the present invention;
FIG. 5 is a schematic diagram of an exploded perspective view of the amplitude detection mechanism of the present invention;
FIG. 6 is an enlarged schematic view of the structure of FIG. 5A in accordance with the present invention;
FIG. 7 is a schematic view of a three-dimensional structure of the amplitude detection mechanism of the present invention in an operating state;
fig. 8 is a schematic diagram of the noise reducing mechanism of the present invention.
Wherein: the air conditioner comprises an air outlet pipe-1, an electromagnetic valve-2, a shell mechanism-3, a modularized shell-31, a radiating hole-32, a dustproof filter screen-33, a fan-34, a frame module-35, a front panel circuit board-36, a circuit board backboard-37, a circuit board backboard-38, a single board circuit board-39, a damping mechanism-310, a connecting board-3101, an electromagnetic induction sensor-3102, a control end-3103, an amplitude detection mechanism-3104, a laser transmitter-31041, an I-shaped block-31042, a receiving board-31043, a fixing frame-31044, a damping rod-31045, an electromagnetic spring-31046, a moving block-31047, a mounting shell-31048, a connecting seat-31049, an electromagnetic clamping block-310410, a sliding rod-310411, a spring-310412, a buffer cylinder-3105, a bottom board-3106, a contact rod-3107, a delay controller-3108, a timer-9, a noise reduction mechanism-4, a temperature controller-41, a sound absorbing cotton-42, an adhesive layer-43, a honeycomb noise-absorbing layer-44, a heat-insulating box-45, a heat-insulating box-46, a trapezoidal cover-47 and a trapezoid cover-47.
Detailed Description
The principles and features of the present invention are described below with reference to fig. 1-8, which are examples for illustration only and are not intended to limit the scope of the invention. The invention is more particularly described by way of example in the following paragraphs with reference to the drawings. The advantages and features of the present invention will become more apparent from the following description. It should be noted that the drawings are in a very simplified form and are all to a non-precise scale, merely for convenience and clarity in aiding in the description of embodiments of the invention.
It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When a component is considered to be "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
Embodiment one:
referring to fig. 1-3, the diesel generating set shell with noise reduction and vibration reduction comprises an air outlet pipe 1, wherein an electromagnetic valve 2 is fixedly connected to an air outlet hole of the air outlet pipe 1, the left end of the air outlet pipe 1 is fixedly connected with a shell mechanism 3, and the right end of the top of the shell mechanism 3 is fixedly connected with a noise reduction mechanism 4;
the shell mechanism 3 comprises a modularized shell 31, the left end of the air outlet pipe 1 is fixedly connected with the modularized shell 31, heat dissipation holes 32 are formed in the periphery of the modularized shell 31, and the heat dissipation holes 32 are convenient for fixedly mounting the dustproof filter screen 33.
The dustproof filter screen 33 is fixedly connected in the radiating hole 32, the fan 34 is fixedly connected to the rear panel of the modularized shell 31, and the dustproof filter screen 33 is convenient for reducing dust entering the modularized shell 31, so that the electromagnetic shielding performance of the modularized shell 31 is improved.
The inner bottom of the modularized shell 31 is fixedly connected with a frame module 35, the front end of the inner side of the modularized shell 31 is fixedly connected with a front panel circuit board 36, and polyurethane enamel is sprayed on the outer wall of the modularized shell 31.
The back of the front panel circuit board 36 is fixedly connected with a circuit board backboard 37, the back of the circuit board backboard 37 is fixedly connected with a circuit board rear board 38, the bottom of the circuit board backboard 37 is fixedly connected with a single board circuit board 39, and four groups of damping mechanisms 310 are arranged in the modularized shell 31.
The working principle of the diesel generating set shell with the noise reduction and vibration reduction based on the first embodiment is as follows:
firstly, when the equipment is used, the equipment is firstly placed in a working area, and then the device is connected with an external power supply, so that a power supply required by the work of the equipment can be provided;
secondly, before the diesel generator set is placed in the modularized shell 31, two side plates, an upper cover plate and a lower cover plate of the modularized shell 31 are respectively set to be of corresponding types through an external control terminal, front and rear panels of the modularized shell 31 are respectively set to be of corresponding types, then a frame module 35, a front panel circuit board 36, a circuit board back plate 37, a circuit board back plate 38 and a single board circuit board 39 are functionally established, corresponding parameter settings are established, so that a simulation model is established, then the environment temperature is set to be 55 ℃, when the environment temperature is 55 ℃, the maximum temperature in the modularized shell 31 is 70.9 ℃, the maximum temperature rise in the modularized shell 31 is 15.9 ℃, the design of the heat dissipation structure of the modularized shell 31 is reasonable, the requirements of stable and reliable working heat of the diesel generator set can be met, the heat dissipation risks of the modularized shell 31 under different operation scenes are calculated, meanwhile, a dust-proof filter screen 33 is arranged at the position of the heat dissipation hole 32, and the electromagnetic shielding performance of the modularized shell 31 is improved.
Embodiment two:
referring to fig. 4, compared with the first embodiment, the present invention further includes: damping mechanism 310, damping mechanism 310 includes connecting plate 3101, is equipped with four sets of connecting plates 3101 in the modularization shell 31, and connecting plate 3101 is convenient for place diesel generating set.
The electromagnetic induction sensor 3102 is fixedly connected to the left front end of the top of the connecting plate 3101, the control end 3103 is fixedly connected to the right end of the connecting plate 3101, and the control end 3103 is convenient for receiving the electric signals of the delay controller 3108.
An amplitude detection mechanism 3104 is arranged at the center of the front end of the connecting plate 3101, the bottom of the connecting plate 3101 is fixedly connected with a push rod at the top of a buffer cylinder 3105, and the buffer cylinder 3105 is convenient for buffering and damping the diesel generating set.
The bottom of the buffer cylinder 3105 is fixedly connected with a bottom plate 3106, the center of the bottom of the connecting plate 3101 is fixedly connected with a contact rod 3107, and the contact rod 3107 is convenient for pressing the delay controller 3108.
The center of the top of the bottom plate 3106 is fixedly connected with a delay controller 3108, the front end of the top of the bottom plate 3106 is fixedly connected with a timer 3109, the control end 3103 is electrically connected with the delay controller 3108, two groups of buffer cylinders 3105 are arranged, and the two groups of buffer cylinders 3105 are symmetrically arranged.
In this embodiment:
firstly, each part of the diesel generator set is respectively placed at the tops of four groups of connecting plates 3101, when vibration reduction is needed, the diesel generator set drives the connecting plates 3101 to move downwards, the connecting plates 3101 extrude a buffer cylinder 3105, the buffer cylinder 3105 realizes vibration reduction and buffering of the diesel generator set by utilizing the compressibility and elasticity of gas, the buffer cylinder 3105 replaces a damping spring, the service life of the damping mechanism 310 is prolonged, and meanwhile, each part of the diesel generator set is respectively damped by the four groups of connecting plates 3101;
secondly, in the damping process, the time is recorded through a timer 3109, then the connecting plate 3101 drives the contact rod 3107 to move downwards in the damping process, the contact rod 3107 presses the delay controller 3108, the delay controller 3108 starts to work, the delay controller 3108 transmits an electric signal to the control end 3103, the vibration times of the diesel generator set in unit time are generated through the control end 3103, the vibration times are detected while the damping is carried out, then the rotating speed signal of the diesel generator set is converted into a pulse signal through the electromagnetic induction type sensor 3102 and is output, the rotating speed of the diesel generator set is detected through the linear proportional relation between the frequency of the pulse signal and the rotating speed of the diesel engine, the vibration frequency of the diesel generator set is calculated through the vibration frequency=engine rotating speed, and functional diversification is achieved.
Embodiment III:
referring to fig. 5 to fig. 7, compared with the first embodiment, the present invention further includes: amplitude detection mechanism 3104, amplitude detection mechanism 3104 includes laser emitter 31041, and connecting plate 3101 front end center department is equipped with laser emitter 31041, and laser emitter 31041 is convenient for cooperate with receiving plate 31043 to form the vibration pattern.
The back of the laser emitter 31041 is fixedly connected with an I-shaped block 31042, a receiving plate 31043 is arranged on the front side of the laser emitter 31041, and the receiving plate 31043 is convenient for a worker to observe the amplitude.
The bottom of the receiving plate 31043 is fixedly connected with the fixing frame 31044, the fixing frame 31044 is fixedly connected with the inner wall of the modularized shell 31, the rear end of the connecting plate 3101 is fixedly connected with a damping rod 31045, and the damping rod 31045 is convenient for fixedly mounting the electromagnetic spring 31046.
An electromagnetic spring 31046 is fixedly connected in the damping rod 31045, the front end of the electromagnetic spring 31046 is fixedly connected with a pushing rod in the damping rod 31045, and the electromagnetic spring 31046 is convenient for driving the pushing rod in the damping rod 31045 to move.
The front end of the pushing rod in the damping rod 31045 is fixedly connected with a moving block 31047, the moving block 31047 is arranged in a triangle shape, the front end of the bottom in the connecting plate 3101 is fixedly connected with a mounting shell 31048, and the moving block 31047 is convenient for driving the two groups of sliding rods 310411 to move.
The installation shell 31048 is fixedly connected with the connecting seat 31049 in the left and right groups, four groups of connecting seats 31049 are arranged, electromagnetic clamping blocks 310410 are rotationally connected between every two groups of connecting seats 31049, and the electromagnetic clamping blocks 310410 are convenient to magnetically adsorb with the I-shaped blocks 31042.
A sliding rod 310411 is fixedly connected below the clamping surface of the electromagnetic clamping block 310410, and the sliding rod 310411 penetrates through the mounting shell 31048 and is in sliding connection with the inside of the mounting shell, so that the sliding rod 310411 is convenient for driving the two groups of electromagnetic clamping blocks 310410 to move.
The two sets of electromagnetic clamping blocks 310410 are provided, and the two sets of electromagnetic clamping blocks 310410 are connected through a spring 310412, wherein the spring 310412 penetrates through the mounting shell 31048 and contacts with the inside of the mounting shell, and the spring 310412 is convenient for driving the two sets of electromagnetic clamping blocks 310410 to recover.
The spring 310412 is disposed below the sliding rod 310411, the electromagnetic spring 31046 and the electromagnetic clamping block 310410 are electrically connected to an external current output device, and the laser emitter 31041 is electrically connected to the receiving plate 31043.
In this embodiment:
first, when the amplitude of the diesel generator set needs to be detected, the connecting plate 3101 drives the laser emitter 31041 to move downwards in the damping process, the laser emitter 31041 forms a vibration pattern on the receiving plate 31043, and a worker reads the amplitude according to the coordinate paper on the receiving plate 31043, so that whether the diesel generator set is damaged or not is judged according to the amplitude and the vibration frequency;
second, when the laser emitter 31041 needs to be disassembled, the electromagnetic spring 31046 is driven to work by the external current output device, the electromagnetic clamping block 310410 is driven to stop working by the external current output device, the push rod in the damping rod 31045 is enabled to be moved backwards under the magnetic influence of the electromagnetic spring 31046, the push rod in the damping rod 31045 drives the moving block 31047 to move backwards, the two groups of sliding rods 310411 are enabled to be mutually close under the influence of the inclination of the moving block 31047, the two groups of sliding rods 310411 drive the two groups of electromagnetic clamping blocks 310410 to do relative motion on the connecting seat 31049, at the moment, the spring 310412 is in shrinkage motion, so that the electromagnetic clamping block 310410 is separated from the I-shaped block 31042, then a worker pulls the laser emitter 31041 outwards, and the laser emitter 31041 drives the I-shaped block 31042 to move forwards, so that the laser emitter 31041 is disassembled, replaced and maintained.
Embodiment four:
referring to fig. 8, compared with the first embodiment, the present invention further includes: the noise reduction mechanism 4, the noise reduction mechanism 4 comprises a temperature controller 41, the right end of the top of the modularized shell 31 is fixedly connected with the temperature controller 41, and the temperature controller 41 is convenient for controlling the temperature in the heat preservation box 45.
The inside of the modularized shell 31 is fixedly connected with sound-absorbing cotton 42, the inner wall of the sound-absorbing cotton 42 is adhered and connected with an adhesive layer 43, and the adhesive layer 43 is convenient for disassembling and replacing the honeycomb noise reduction layer 44.
The inner wall of the adhesive layer 43 is adhered and connected with a honeycomb noise reduction layer 44, the right end of the inner side of the modularized shell 31 is fixedly connected with an insulation box 45, eight groups of conveying pipes 46 are arranged at the left end of the insulation box 45 at equal intervals, and the conveying pipes 46 are convenient for conveying gas.
The center department fixedly connected with glass wool 47 in the insulation can 45, insulation can 45 right-hand member fixedly connected with trapezoidal cover 48, trapezoidal cover 48 right-hand member and outlet duct 1 fixed connection, glass wool 47 is convenient for fall the sound in the gas and makes an uproar.
In this embodiment:
when making an uproar falls in needs, cut off the surplus propagation of diesel generating set during operation through inhaling the sound cotton 42, honeycomb amortization layer 44, thereby reduce the noise, reduce the influence to operational environment, and diesel generating set gets into conveyer pipe 46 at the during operation partial sound wave, in the rethread conveyer pipe 46 carries to insulation can 45, when passing through glass cotton 47, the noise that propagates along conveyer pipe 46 is constantly absorbed by glass cotton 47, and glass cotton 47 is in the use, adjust the inside temperature of insulation can 45 through temperature controller 41, protect glass cotton 47, prevent glass cotton 47 receives the temperature influence damage, and receive the temperature influence in the insulation can 45 to cool down simultaneously after the gas makes an uproar falls, restart solenoid valve 2, make gas carry to the external world through trapezoidal cover 48 and outlet duct 1, and dismantle the change to honeycomb amortization layer 44 through gluing layer 43, prevent that honeycomb amortization layer 44 from damaging the later stage sound insulation effect.
According to the invention, through improvement, the shell mechanism 3 is arranged, and corresponding parameter settings are established for parts in the modularized shell 31, so that a simulation model is established, and further, the heat dissipation risk of the modularized shell 31 in different operation scenes is calculated, the practicability of the modularized shell 31 is improved, and the electromagnetic shielding performance of the modularized shell 31 is improved through the dustproof filter screen 33; the damping mechanism 310 is arranged, the damping spring is replaced by the damping cylinder 3105, the service life of the damping mechanism 310 is prolonged, meanwhile, each part of the diesel generator set is respectively damped by four groups of connecting plates 3101, and then the vibration frequency of the diesel generator set is calculated by the cooperation of the delay controller 3108 and the control end 3103, so that the function diversity is realized; an amplitude detection mechanism 3104 is arranged, the amplitude is obtained through the cooperation of a laser emitter 31041 and a receiving plate 31043, whether the diesel generator set is damaged or not is judged according to the amplitude and the vibration frequency, and then the laser emitter 31041 is disassembled, replaced and maintained through the cooperation of an electromagnetic clamping block 310410 and an I-shaped block 31042; set up mechanism 4 of making an uproar falls, realize making an uproar falls through inhaling cotton 42, honeycomb amortization layer 44 and glass cotton 47, rethread temperature controller 41 adjusts the inside temperature of insulation can 45, cools down the gas when protecting glass cotton 47, dismantles the change to honeycomb amortization layer 44 through gluing layer 43 at last, prevents that honeycomb amortization layer 44 from damaging the effect of giving sound insulation in later stage.
The basic principle and main characteristics of the invention and the advantages of the invention are shown and described above, standard parts used by the invention can be purchased from market, special-shaped parts can be customized according to the description of the specification and the drawings, the specific connection modes of the parts adopt conventional means such as mature bolt rivets and welding in the prior art, the machinery, the parts and the equipment adopt conventional models in the prior art, and the circuit connection adopts conventional connection modes in the prior art, so that the description is omitted.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. The utility model provides a take diesel generating set shell of making an uproar and shock attenuation falls, includes outlet duct (1), outlet duct (1) venthole department fixedly connected with solenoid valve (2), outlet duct (1) left end fixedly connected with shell mechanism (3), shell mechanism (3) top right-hand member fixedly connected with mechanism of making an uproar (4) falls;
the method is characterized in that: the housing mechanism (3) includes: the air outlet pipe (1) is connected with the modularized shell (31) at the left end; the periphery of the modularized shell (31) is provided with heat dissipation holes (32); the dustproof filter screen (33) is fixedly connected with the dustproof filter screen (33) in the radiating hole (32); a fan (34), wherein the rear panel of the modularized shell (31) is fixedly connected with the fan (34); the frame module (35) is fixedly connected with the inner bottom of the modularized shell (31); a front panel circuit board (36), wherein the front end of the inner part of the modularized shell (31) is fixedly connected with the front panel circuit board (36); the circuit board backboard (37), the back of the front panel circuit board (36) is fixedly connected with the circuit board backboard (37); the circuit board back plate (38), the back of the circuit board back plate (37) is fixedly connected with the circuit board back plate (38); the circuit board comprises a single board circuit board (39), wherein the bottom of the circuit board backboard (37) is fixedly connected with the single board circuit board (39); and the modularized shell (31) is internally provided with four groups of damping mechanisms (310).
2. The diesel-electric set housing with noise reduction and vibration reduction according to claim 1, wherein: the damper mechanism (310) includes: the connecting plates (3101) are arranged in the modularized shell (31), and four groups of connecting plates (3101) are arranged in the modularized shell; an electromagnetic induction sensor (3102), wherein the electromagnetic induction sensor (3102) is fixedly connected to the left front end of the top of the connecting plate (3101); the right end of the connecting plate (3101) is fixedly connected with the control end (3103); an amplitude detection mechanism (3104), wherein the amplitude detection mechanism (3104) is arranged at the center of the front end of the connecting plate (3101); the bottom of the connecting plate (3101) is fixedly connected with a push rod at the top of the buffer cylinder (3105); the bottom plate (3106) is fixedly connected with the bottom plate (3106) at the bottom of the buffer cylinder (3105); the contact rod (3107) is fixedly connected with the contact rod (3107) at the center of the bottom of the connecting plate (3101).
3. The diesel-electric set housing with noise reduction and vibration reduction according to claim 2, wherein: the shock absorbing mechanism (310) further includes: the delay controller (3108) is fixedly connected with the center of the top of the bottom plate (3106); and the timer (3109) is fixedly connected with the front end of the top of the bottom plate (3106).
4. A diesel-electric set housing with noise and vibration reduction according to claim 3, wherein: the amplitude detection means (3104) comprises: a laser emitter (31041), wherein the laser emitter (31041) is arranged at the center of the front end of the connecting plate (3101); the back of the laser transmitter (31041) is fixedly connected with the I-shaped block (31042); a receiving plate (31043), wherein the receiving plate (31043) is arranged on the front side of the laser emitter (31041); the bottom of the receiving plate (31043) is fixedly connected with the fixing frame (31044), and the fixing frame (31044) is fixedly connected with the inner wall of the modularized shell (31); the damping rod (31045) is fixedly connected with the rear end of the inner end of the connecting plate (3101); an electromagnetic spring (31046), wherein the damping rod (31045) is internally fixedly connected with an electromagnetic spring (31046), and the front end of the electromagnetic spring (31046) is fixedly connected with a pushing rod in the damping rod (31045); the front end of the pushing rod in the damping rod (31045) is fixedly connected with a moving block (31047), and the moving block (31047) is arranged in a triangle shape; a mounting shell (31048), wherein the front end of the inner bottom of the connecting plate (3101) is fixedly connected with a mounting shell (31048); the left and right groups of the installation shell (31048) are fixedly connected with the connection seats (31049); the electromagnetic clamping blocks (310410) are arranged on the connecting seats (31049), and the electromagnetic clamping blocks (310410) are rotationally connected between every two groups of connecting seats (31049).
5. The diesel-electric set housing with noise reduction and vibration reduction according to claim 4, wherein: the amplitude detection mechanism (3104) further includes: the sliding rod (310411) is fixedly connected with the sliding rod (310411) below the clamping surface of the electromagnetic clamping block (310410), and the sliding rod (310411) penetrates through the mounting shell (31048) and is in sliding connection with the inside of the mounting shell; and springs (310412), wherein two groups of electromagnetic clamping blocks (310410) are arranged, the two groups of electromagnetic clamping blocks (310410) are connected through springs (310412), and the springs (310412) penetrate through the mounting shell (31048) and are in contact with the inside of the mounting shell.
6. The diesel-electric set housing with noise reduction and vibration reduction according to claim 5, wherein: the noise reduction mechanism (4) includes: the right end of the top of the modularized shell (31) is fixedly connected with the temperature controller (41); the sound-absorbing cotton (42) is fixedly connected with the sound-absorbing cotton (42) in the modularized shell (31); the adhesive layer (43) is adhered and connected with the inner wall of the sound-absorbing cotton (42); the honeycomb noise reduction layer (44) is adhered and connected with the inner wall of the adhesive layer (43); the heat preservation box (45) is fixedly connected with the right end of the inner side of the modularized shell (31).
7. The diesel-electric set housing with noise reduction and vibration reduction according to claim 6, wherein: the noise reduction mechanism (4) further includes: the conveying pipes (46), eight groups of conveying pipes (46) are equidistantly arranged at the left end of the heat insulation box (45); glass wool (47), the glass wool (47) is fixedly connected to the inner center of the insulation box (45); the trapezoid cover (48), the right end fixedly connected with trapezoid cover (48) of insulation can (45).
8. The diesel-electric set housing with noise reduction and vibration reduction according to claim 7, wherein: the spring (310412) is arranged below the sliding rod (310411), and the right end of the trapezoid cover (48) is fixedly connected with the air outlet pipe (1).
9. The diesel-electric set housing with noise reduction and vibration reduction as set forth in claim 8, wherein: the electromagnetic spring (31046) and the electromagnetic clamping block (310410) are electrically connected with an external current output device, and the laser transmitter (31041) is electrically connected with the receiving plate (31043).
10. The diesel-electric set housing with noise reduction and vibration reduction as set forth in claim 9, wherein: the control end (3103) is electrically connected with the delay controller (3108), two groups of buffer cylinders (3105) are arranged, and the two groups of buffer cylinders (3105) are symmetrically arranged.
CN202410018115.7A 2024-01-05 2024-01-05 Diesel generating set shell with noise reduction and vibration reduction functions Pending CN117514463A (en)

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CN202410018115.7A CN117514463A (en) 2024-01-05 2024-01-05 Diesel generating set shell with noise reduction and vibration reduction functions

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CN202410018115.7A CN117514463A (en) 2024-01-05 2024-01-05 Diesel generating set shell with noise reduction and vibration reduction functions

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60187745A (en) * 1984-03-06 1985-09-25 Yanmar Diesel Engine Co Ltd Submerged internal-combustion engine
CN206035636U (en) * 2016-08-09 2017-03-22 浙江幸福航天科技有限公司 Diesel generator set
CN109470354A (en) * 2018-11-16 2019-03-15 大连海事大学 From driving Ship Vibration monitoring and fault diagnosis system
CN110190647A (en) * 2019-05-31 2019-08-30 国网天津市电力公司 A kind of 10kV power distribution network does not have a power failure electric power operation car
CN110374737A (en) * 2019-07-23 2019-10-25 合肥康尔信电力系统有限公司 A kind of high-pressure diesel generating set
CN113915156A (en) * 2021-10-22 2022-01-11 大连海事大学 Compressor surge fault detection method based on transient model of diesel supercharger
CN115387903A (en) * 2022-05-20 2022-11-25 潍柴动力股份有限公司 Method and device for detecting fault of diesel engine, power device and medium

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60187745A (en) * 1984-03-06 1985-09-25 Yanmar Diesel Engine Co Ltd Submerged internal-combustion engine
CN206035636U (en) * 2016-08-09 2017-03-22 浙江幸福航天科技有限公司 Diesel generator set
CN109470354A (en) * 2018-11-16 2019-03-15 大连海事大学 From driving Ship Vibration monitoring and fault diagnosis system
CN110190647A (en) * 2019-05-31 2019-08-30 国网天津市电力公司 A kind of 10kV power distribution network does not have a power failure electric power operation car
CN110374737A (en) * 2019-07-23 2019-10-25 合肥康尔信电力系统有限公司 A kind of high-pressure diesel generating set
CN113915156A (en) * 2021-10-22 2022-01-11 大连海事大学 Compressor surge fault detection method based on transient model of diesel supercharger
CN115387903A (en) * 2022-05-20 2022-11-25 潍柴动力股份有限公司 Method and device for detecting fault of diesel engine, power device and medium

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