CN223854346U - A direct-drive centrifugal compressor for internal combustion engines - Google Patents

Abstract

The utility model relates to the technical field of internal combustion engines and discloses a direct-drive centrifugal compressor of an internal combustion engine, which comprises a V-shaped cylinder body, wherein the top end of the V-shaped cylinder body is fixedly connected with a fuel cylinder, the middle side of the fuel cylinder is communicated with a plurality of feeding pipes, the inner wall of the V-shaped cylinder body is provided with a plurality of cavities, the inner wall of the cavity is slidably connected with a piston, the bottom end of the piston is rotationally connected with a driving shaft, the bottom end of the inner wall of the V-shaped cylinder body is rotationally connected with a crankshaft, the bottom ends of the driving shafts are rotationally connected with the outer wall of the crankshaft, the left side of the outer wall of the V-shaped cylinder body is communicated with an air pipe, and the front side and the rear side of the top end of the left side of the cavity are slidably connected with a conical mouth. In the utility model, the piston is pushed by the combustion of the mixed gas to drive the crankshaft to rotate, the piston on the right side drives the hollow bar and the rack to move, and the piston is meshed with the special-shaped gear in the hollow shell to drive the centrifugal impeller to compress the gas entering the gas pipe, thereby realizing high-efficiency transmission kinetic energy.

Description

Direct-drive centrifugal compressor of internal combustion engine

Technical Field

The utility model relates to the technical field of internal combustion engines, in particular to a direct-drive centrifugal compressor of an internal combustion engine.

Background

In the field of energy exploitation of petroleum and natural gas, in field operation scenes, for a low-pressure low-efficiency gas well, gas treatment is always a key task, a large amount of external equipment is required in a traditional treatment mode, the cost is high, the transportation and the installation are inconvenient, an internal combustion engine direct-drive centrifugal compressor is generated, the power is provided by virtue of the unique design of a V-shaped engine, part of air cylinders do work and are not ignited for gas compression, the multifunctional utilization of the engine is realized, the compressor can directly utilize low-pressure low-efficiency gas, the structure is compact, a convenient and efficient solution is brought for the field gas treatment, and the compressor has wide application prospect in energy exploitation and related fields.

Through retrieval, chinese patent publication number is: the technical scheme of the invention is that the isothermal compression preheating type internal combustion engine comprises a working cylinder and a compression cylinder, wherein a compressed air cooler is arranged on the compression cylinder, a regenerative heat exchanger is arranged behind an exhaust valve of the working cylinder, and compressed air of the compression cylinder enters the working cylinder through the regenerative heat exchanger, and the invention is innovative in that: compression and acting are completed in different cylinders, air is subjected to isothermal compression and then enters the special cylinder for acting after being preheated by exhaust heat exchange through the work of the multistage compression cylinder, the comprehensive transformation improves the heat efficiency of the engine, reduces energy waste, reduces exhaust emission, improves the efficiency, and reduces air pollution at the same time, but in the actual use process, the transmission system has a complex structure and comprises a large number of transmission parts, each part is added, which means that one energy transmission link is added, and each link generates certain energy loss, so that the transmission efficiency is low.

Disclosure of utility model

In order to make up for the defects, the utility model provides a direct-drive centrifugal compressor of an internal combustion engine, which aims to solve the problems of low transmission efficiency caused by complex transmission system structure and a large number of transmission parts in the prior art.

In order to achieve the purpose, the direct-drive centrifugal compressor of the internal combustion engine comprises a V-shaped cylinder body, wherein the top end of the V-shaped cylinder body is fixedly connected with a fuel cylinder, the middle side of the fuel cylinder is communicated with a plurality of feeding pipes, the inner wall of the V-shaped cylinder body is provided with a plurality of cavities, the inner wall of each cavity is slidably connected with a piston, the bottom end of each piston is rotatably connected with a driving shaft, the bottom end of the inner wall of the V-shaped cylinder body is rotatably connected with a crankshaft, the bottom ends of the driving shafts are rotatably connected with the outer wall of the crankshaft, the left side of the outer wall of the V-shaped cylinder body is communicated with an air pipe, the front side and the rear side of the top end of each cavity are slidably connected with conical nozzles, the left side top end of the V-shaped cylinder body is fixedly connected with an outer cover, the middle part of the inner wall of each outer cover is rotatably connected with a clamping column, the left side of each clamping column penetrates through the hollow cylinder body and is fixedly connected with a movable gear, the left side of each crankshaft penetrates through the V-shaped cylinder body and is fixedly connected with a rotating wheel, the top end of each piston is fixedly connected with a hollow strip, the left side of the hollow strips is fixedly connected with the hollow rack is fixedly connected with the outer wall of the hollow rack, and the outer shell is fixedly connected with the hollow rack is fixedly connected with the outer shell.

The fuel cylinder stores fuel, the fuel is conveyed to a plurality of cavities in the V-shaped cylinder body through a plurality of feeding pipes, the cavities of the V-shaped cylinder body are used as spaces for combustion and work, the piston moves back and forth in the cavities, the bottom end of the piston is rotationally connected with a crankshaft through a driving shaft, when the fuel cylinder is started, a spark plug ignites fuel and air mixture entering the cavities to generate high-temperature high-pressure gas, the piston is pushed to move downwards, the descending of the piston drives the crankshaft to rotate through the driving shaft, the plurality of driving shafts cooperate to convert the linear reciprocating motion of the piston into continuous rotary motion of the crankshaft, the left side of the crankshaft penetrates through the V-shaped cylinder body and is fixedly connected with a rotating wheel, the right side piston rotates along with the crankshaft, a hollow bar fixedly connected with the top end of the hollow bar moves along with the piston, a rack fixedly connected with the hollow bar is meshed with the hollow shell on the right side of the top end of the V-shaped cylinder body, when the rack moves along with the piston, the connecting column rotates, the connecting column is further driven to rotate, the connecting column penetrates through the hollow shell and is fixedly connected with the centrifugal impeller, the rotating wheel in the left side of the connecting column, the rotating along with the piston, the rotating direction of the connecting column can realize the rotary motion of the piston, and the pressure can be increased to realize the pressure in the conical mouth when the hollow mouth is adjusted, and the pressure can flow in the hollow mouth is discharged through the conical cavity when the air is changed; when the pressure is reduced, the conical mouth is closed under the action of external pressure to prevent the gas from flowing backwards, the outer cover fixedly connected with the top end of the left side of the V-shaped cylinder body plays a role of protection and support, the middle part of the inner wall of the outer cover is rotationally connected with the clamping column, the left side of the clamping column penetrates through the outer cover and is fixedly connected with the movable gear, thereby realizing high-efficiency conversion of kinetic energy transmission.

As a further description of the above technical solution:

the installation buffer gear includes two connecting plates, two the outer wall of connecting plate respectively with the equal fixed connection in side about the outer wall of V-arrangement cylinder body, two the equal fixedly connected with L shaped plate in adjacent one side of connecting plate, the front side fixedly connected with of L shaped plate a plurality of buffers, the equal fixedly connected with buffering silica gel in side about the front end of L shaped plate, the inner wall of connecting plate is provided with a plurality of fixed screws, the outer wall of fixed screw run through the connecting plate and with the outer wall threaded connection of V-arrangement cylinder body, the rear side fixedly connected with installation piece of connecting plate.

According to the technical scheme, when the V-shaped cylinder is installed, the connecting plate is tightly and fixedly connected with the left side and the right side of the outer wall of the V-shaped cylinder body through the plurality of fixing screws on the inner wall of the connecting plate, and the fixing screws penetrate through the connecting plate and are in threaded connection with the outer wall of the V-shaped cylinder body, so that the connection stability of the connecting plate and the V-shaped cylinder body is ensured. After the compressor is started, the connecting plate can move along with the V-shaped cylinder body through the stable connection, and the whole buffer mechanism is connected with the V-shaped cylinder body. L-shaped plates are fixedly connected to adjacent sides of the two connecting plates, and the L-shaped plates and the connecting plates form an integral structure. When the V-shaped cylinder body vibrates due to movement of an internal piston, rotation of a crankshaft and the like, the L-shaped plate can be affected by vibration along with the connecting plate. When the compressor is started, the V-shaped cylinder body starts to vibrate, the L-shaped plate transmits vibration to the buffer, the spring in the buffer can elastically deform, and part of vibration energy is absorbed, so that the transmission and amplitude of the vibration are reduced, and the buffer and shock absorption effects are achieved.

As a further description of the above technical solution:

the top rear side fixedly connected with filter screen of V-arrangement cylinder body, the outer wall fixedly connected with frame of filter screen.

Through the technical scheme, the gas entering the V-shaped cylinder body is filtered through the filter screen, particles such as dust and impurities can be effectively prevented from entering the cylinder body, and the impurities are prevented from wearing precision parts of a piston and a valve in the cylinder body, so that the V-shaped cylinder body can be ensured to stably and efficiently operate, the service life of equipment is prolonged, the filter screen can be supported and protected through the outer frame, the structural strength of the filter screen is enhanced, the filter screen can bear the impact of the gas in the gas filtering process and is not deformed, the filter screen is prevented from being damaged due to the collision of external force, and the continuous effectiveness of the filtering function of the filter screen is ensured.

As a further description of the above technical solution:

The top of hollow shell has seted up the observation window, the outer wall fixedly connected with sealing strip of observation window.

Through the technical scheme, an operator can conveniently observe the running condition inside the hollow shell at any time through the observation window, tight sealing can be formed between the observation window and the hollow shell through the sealing strip, foreign matters such as external dust and water vapor are prevented from entering the hollow shell, normal operation of internal equipment is influenced, meanwhile, leakage of internal gas or other mediums is avoided, and stability of the internal environment of the equipment is ensured.

As a further description of the above technical solution:

the top of the fuel cylinder is rotationally connected with a box cover, and a plurality of anti-skid grooves are formed in the outer wall of the box cover.

According to the technical scheme, the fuel cylinder can be sealed through the case cover, fuel volatilization and leakage are prevented, storage safety of the fuel is guaranteed, foreign matters are prevented from entering the fuel cylinder to pollute the fuel, stable quality of the fuel is guaranteed, reliable energy supply is provided for an engine, friction force between hands of an operator and the case cover can be increased through the anti-skid groove, the case cover can be better held by the operator when the operator opens or closes the case cover, misoperation caused by slipping of the hands is prevented, and the case cover is more convenient and safer to operate.

As a further description of the above technical solution:

The outer wall of the piston is fixedly connected with a sealing ring, and the outer wall size of the sealing ring is consistent with the inner wall size of the cavity.

According to the technical scheme, the whole sealing ring is of an annular structure and tightly surrounds the outer wall of the piston, and the outer wall of the sealing ring is consistent with the inner wall of the cavity in size, so that the sealing ring has the function of tightly sealing between the piston and the inner wall of the cavity when the piston reciprocates in the cavity, and gas leakage from a gap between the piston and the inner wall of the cavity is effectively prevented.

As a further description of the above technical solution:

The outer wall of the crankshaft is fixedly connected with a plurality of flywheels, and the inner wall of the cavity is subjected to smooth treatment.

According to the technical scheme, the flywheel can store energy in the power stroke of the piston, release energy in other strokes, help the crankshaft overcome the resistance of a non-power stroke, enable the rotation of the crankshaft to be more stable, reduce the fluctuation of the rotating speed, ensure the running stability of the internal combustion engine, reduce the friction force of the piston when moving in the cavity through the smooth treatment of the inner wall of the cavity, reduce the energy loss, improve the mechanical efficiency of the internal combustion engine, reduce the abrasion between the piston and the inner wall of the cavity and prolong the service life of equipment.

As a further description of the above technical solution:

The right side of the outer wall of the fuel cylinder is fixedly connected with a plurality of transparent plates, and the outer wall of the buffer is fixedly connected with the outer wall of the L-shaped plate at equal intervals.

Through the technical scheme, a way for visually observing the fuel allowance of the fuel cylinder can be provided for operators through the transparent plate, the outer wall of the buffer is fixedly connected with the outer wall of the L-shaped plate at equal intervals, so that the buffer and the shock absorption function can be effectively realized, energy can be absorbed and consumed, the influence of vibration and shock on equipment parts connected with the buffer and the shock is reduced, the equipment is protected from being damaged, the whole service life of the equipment is prolonged, and meanwhile, the stability and the reliability of the operation of the equipment are improved.

The utility model has the following beneficial effects:

1. In the utility model, fuel is sent to the cavity of the V-shaped cylinder body through the feed pipe, which is a combustion working space, the piston reciprocates in the cavity and is connected with the crankshaft through the drive shaft, when the engine is started, the mixed gas burns to push the piston, the crankshaft is driven to rotate, the rotating wheel rotates along with the piston, the right piston drives the hollow bar and the rack to move, the connecting column is meshed with the special-shaped gear in the hollow shell, so that the connecting column rotates to drive the centrifugal impeller to compress gas entering through the gas pipe, the conical mouth of the left cavity regulates the gas to enter and exit according to pressure, backflow is prevented, the outer cover is protected and supported, and the movable gear of the inner clamping column efficiently transmits kinetic energy.

2. According to the utility model, the connecting plates are tightly connected with the left and right outer walls of the V-shaped cylinder body through the inner wall fixing screws, so that the connection is stable, the connecting plates move along with the cylinder body after the compressor is started, the connecting plates are the basis for connecting the buffer mechanism with the cylinder body, the adjacent sides of the two connecting plates are connected with the L-shaped plates, the L-shaped plates and the cylinder body form an integral structure, when the cylinder body vibrates due to the movement of the piston and the rotation of the crankshaft, the L-shaped plates are influenced and transmit the vibration to the buffer, and the deformation of the springs in the buffer absorbs energy, so that the transmission and the amplitude of the vibration are reduced, and the buffer and the shock absorption are realized.

Drawings

Fig. 1 is a perspective view of a direct-drive centrifugal compressor for an internal combustion engine according to the present utility model;

FIG. 2 is a side view of a direct drive centrifugal compressor for an internal combustion engine in accordance with the present utility model;

FIG. 3 is a top view of a direct drive centrifugal compressor for an internal combustion engine according to the present utility model;

FIG. 4 is a cross-sectional view of a V-shaped cylinder of a direct drive centrifugal compressor for an internal combustion engine in accordance with the present utility model;

fig. 5 is an enlarged view at a of fig. 4.

Legend description:

1. v-shaped cylinder body, 2, installation buffer mechanism, 201, connecting plate, 202, L-shaped plate, 203, buffer, 204, buffer silica gel, 205, fixing screw, 206, installation block, 3, fuel cylinder, 4, feeding pipe, 5, cavity, 6, piston, 7, driving shaft, 8, crankshaft, 9, air pipe, 10, conical mouth, 11, clamping column, 12, moving gear, 13, rotating wheel, 14, special-shaped gear, 15, hollow bar, 16, rack, 17, centrifugal impeller, 18, outer cover, 19, hollow shell, 20, filter screen, 21, outer frame, 22, observation window, 23, sealing strip, 24, box cover, 25, anti-slip groove, 26, sealing ring, 27, connecting column, 28, flywheel, 29 and transparent plate.

Detailed Description

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

Referring to fig. 3, 4 and 5, an embodiment of the present utility model is provided, which comprises a V-shaped cylinder 1, wherein the top end of the V-shaped cylinder 1 is fixedly connected with a fuel cylinder 3, the fuel cylinder 3 stores fuel, the middle side of the fuel cylinder 3 is communicated with a plurality of feeding pipes 4, the feeding pipes 4 convey fuel to a plurality of cavities 5 in the V-shaped cylinder 1, the inner wall of the V-shaped cylinder 1 is provided with a plurality of cavities 5, the cavities 5 are used as spaces for combustion and working, the inner wall of the cavities 5 is slidingly connected with a piston 6, the bottom end of the piston 6 is rotationally connected with the inner wall of the cylinder 1 of a driving shaft 7,V, the bottom ends of the driving shafts 7 are rotationally connected with the outer wall of the crankshaft 8, the piston 6 reciprocates in the cavities 5, the bottom ends of the driving shafts 7 are rotationally connected with the crankshaft 8, the left side of the outer wall of the V-shaped cylinder 1 is communicated with an air pipe 9, the front side and the rear side of the top ends of the cavities 5 on the left side are slidingly connected with a conical mouth 10, when the pressure in the cavities 5 rises, and the air can be flushed out by the conical mouth 10; when the pressure is reduced, the conical mouth 10 is closed under the action of external pressure to prevent gas backflow, the top end of the left side of the V-shaped cylinder body 1 is fixedly connected with the outer cover 18, the middle part of the inner wall of the outer cover 18 is rotationally connected with the clamping column 11, the left side of the clamping column 11 penetrates through the outer cover 18 and is fixedly connected with the movable gear 12, the left side of the crankshaft 8 penetrates through the V-shaped cylinder body 1 and is fixedly connected with the rotary wheel 13, the top end of the right side piston 6 is fixedly connected with the hollow bar 15, the top end of the hollow bar 15 is fixedly connected with the rack 16, the right side of the top end of the V-shaped cylinder body 1 is fixedly connected with the hollow shell 19, the inner wall of the hollow shell 19 is rotationally connected with the connecting column 27, the outer wall of the connecting column 27 is fixedly connected with the plurality of special-shaped gears 14, the outer wall of the special-shaped gear 14 is meshed with the outer wall of the rack 16, the left side of the connecting column 27 penetrates through the hollow shell 19 and is fixedly connected with the centrifugal impeller 17, the hollow bar 15 fixedly connected with the top end of the connecting column 27 moves synchronously with the piston 6 in the up-down movement process of the right piston 6, the rack 16 fixedly connected with the top end of the hollow bar 15 moves along with the hollow shell 19 at the right side of the top end of the V-shaped cylinder body 1, a plurality of special-shaped gears 14 fixedly connected with the outer wall of the connecting column 27 are meshed with the rack 16, when the rack 16 moves along with the piston 6, the special-shaped gears 14 are driven to rotate, the connecting column 27 is driven to rotate, the left side of the connecting column 27 penetrates through the hollow shell 19 and is fixedly connected with the centrifugal impeller 17, the connecting column 27 is driven to rotate at a high speed, gas entering through the gas pipe 9 is centrifugally compressed, and the outer wall of the V-shaped cylinder body 1 is provided with the installation buffer mechanism 2;

Specifically, the fuel cylinder 3 stores fuel, the feed pipe 4 conveys the fuel to a plurality of cavities 5 in the V-shaped cylinder body 1, the cavities 5 of the V-shaped cylinder body 1 are used as spaces for combustion and work, the piston 6 reciprocates in the cavities 5, the bottom end of the piston 6 is rotationally connected with the crankshaft 8 through the driving shaft 7, when the fuel cylinder is started, the spark plug ignites fuel and air mixture entering the cavities 5 to generate high-temperature high-pressure gas to push the piston 6 to move downwards, the descending of the piston 6 drives the crankshaft 8 to rotate through the driving shaft 7, the driving shafts 7 cooperate to convert the linear reciprocating motion of the piston 6 into the continuous rotary motion of the crankshaft 8, the rotating wheel 13 fixedly connected with the left side of the crankshaft 8 penetrates through the V-shaped cylinder body 1 and rotates along with the crankshaft 8, the right side piston 6 moves up and down, the hollow bar 15 with the top end fixedly connected with the piston 6 synchronously moves, the rack 16 with the top end fixedly connected with the hollow bar 15 also moves, a plurality of special-shaped gears 14 fixedly connected with the outer wall of the connecting column 27 are meshed with the rack 16 in the hollow shell 19 at the right side of the top end of the V-shaped cylinder body 1, when the rack 16 moves with the piston 6, the special-shaped gears 14 are driven to rotate, the connecting column 27 is further driven to rotate, the left side of the connecting column 27 penetrates through the hollow shell 19 and is fixedly connected with the centrifugal impeller 17, so that the centrifugal compression of gas entering through the gas pipe 9 is realized under the drive of the connecting column 27, the conical mouth 10 in the plurality of cavities 5 at the left side can play a role in regulating the gas to enter and exit when the pressure in the cavities 5 is changed, and when the pressure in the cavities 5 is increased, the gas can be flushed out of the conical mouth 10 to be discharged; when the pressure is reduced, the conical mouth 10 is closed under the action of external pressure, the gas is prevented from flowing backwards, the top end of the left side of the V-shaped cylinder body 1 is fixedly connected with the outer cover 18, the protection and the supporting function are achieved, the middle part of the inner wall of the outer cover 18 is rotationally connected with the clamping column 11, and the left side of the clamping column penetrates through the outer cover 18 and is fixedly connected with the movable gear 12, so that high-efficiency conversion of kinetic energy transmission is achieved.

Referring to fig. 1, 2 and 3, the installation buffer mechanism 2 includes two connection plates 201, the outer walls of the two connection plates 201 are respectively and fixedly connected with the left and right sides of the outer wall of the V-shaped cylinder 1, the adjacent sides of the two connection plates 201 are fixedly connected with L-shaped plates 202, the L-shaped plates 202 and the connection plates 201 form an integral structure, when the V-shaped cylinder 1 vibrates due to movement of an internal piston 6, rotation of a crankshaft 8 and the like, the L-shaped plates 202 are affected by vibration together with the connection plates 201, the front sides of the L-shaped plates 202 are fixedly connected with a plurality of buffers 203, the L-shaped plates 202 transmit vibration to the buffers 203, springs in the buffers 203 elastically deform to absorb part of vibration energy, thereby reducing transmission and amplitude of vibration, playing a role of buffering and damping, the front ends of the L-shaped plates 202 are fixedly connected with buffer silica gel 204, the inner walls of the connection plates 201 are provided with a plurality of fixing screws 205, the outer walls of the fixing screws 205 penetrate through the connection plates 201 and are in threaded connection with the outer walls of the V-shaped cylinder 1, the connection plates 201 are tightly connected with the left and right sides of the outer walls of the V-shaped cylinder 1 through the fixing screws 205, and the rear sides of the connection plates 201 are fixedly connected with the connection plates 206;

specifically, when the connecting plate 201 is mounted, the connecting plate 201 is tightly and fixedly connected with the left side and the right side of the outer wall of the V-shaped cylinder body 1 through a plurality of fixing screws 205 on the inner wall of the connecting plate, the fixing screws 205 penetrate through the connecting plate 201 and are in threaded connection with the outer wall of the V-shaped cylinder body 1, the connection stability of the connecting plate 201 and the V-shaped cylinder body 1 is guaranteed, after the compressor is started, the connecting plate 201 can move along with the V-shaped cylinder body 1 to form a basic structure of the whole buffer mechanism and the V-shaped cylinder body 1, the L-shaped plates 202 are fixedly connected with one side adjacent to the two connecting plates 201, the L-shaped plates 202 and the connecting plate 201 form a whole structure, when the V-shaped cylinder body 1 vibrates due to the movement of the internal piston 6, the rotation of the crankshaft 8 and the like, the L-shaped plates 202 can be affected by vibration along with the connecting plate 201, and when the compressor is started, the V-shaped cylinder body 1 starts vibrating, the L-shaped plates 202 transmit vibration to the buffer 203, the springs in the buffer 203 can deform elastically, absorb part of vibration energy, thereby reducing the transmission and amplitude of vibration, and playing a role of buffering and damping.

Referring to fig. 1, 3 and 4, a filter screen 20 is fixedly connected to the rear side of the top end of the v-shaped cylinder 1, so that particles such as dust and impurities can be effectively prevented from entering the cylinder, an outer frame 21 is fixedly connected to the outer wall of the filter screen 20, and the outer frame 21 can provide support and protection for the filter screen 20; the top end of the hollow shell 19 is provided with an observation window 22, the observation window 22 is convenient for operators to observe the running condition inside the hollow shell 19 at any time, the outer wall of the observation window 22 is fixedly connected with a sealing strip 23, the sealing strip 23 can form tight seal between the observation window 22 and the hollow shell 19, the top end of the fuel cylinder 3 is rotatably connected with a box cover 24, the box cover 24 can seal the fuel cylinder 3, prevent fuel from volatilizing and leaking, ensure the storage safety of the fuel, the outer wall of the box cover 24 is provided with a plurality of anti-skid grooves 25, and the anti-skid grooves 25 can increase the friction between hands of the operators and the box cover 24;

Specifically, the filter screen 20 is used for filtering the gas entering the V-shaped cylinder body 1, particles such as dust and impurities can be effectively prevented from entering the cylinder body, the impurities are prevented from wearing precision components such as a piston 6 and a valve in the cylinder body, the V-shaped cylinder body 1 is guaranteed to operate stably and efficiently, the service life of equipment is prolonged, the filter screen 20 can be supported and protected through the outer frame 21, the structural strength of the filter screen 20 is enhanced, the filter screen 20 can bear the impact of the gas in the process of filtering the gas and cannot be deformed, the filter screen 20 is prevented from being damaged by the impact of external force, the continuous effectiveness of the filter function is ensured, an operator can conveniently observe the running condition inside the hollow shell 19 at any time through the observation window 22, the sealing strip 23 can form tight seal between the observation window 22 and the hollow shell 19, the impurities such as external dust and water vapor are prevented from entering the hollow shell 19, the normal operation of internal equipment is influenced, the internal gas or other mediums are prevented from leaking out, the internal environment of the equipment is guaranteed to be stable, the fuel cylinder 3 can be sealed through the box cover 24, the fuel is prevented from volatilizing and leaking, the storage safety of the fuel is guaranteed, the fuel is polluted in the process, the fuel is polluted, the fuel can enter the fuel 3, the fuel can be prevented from entering the engine, the engine is supplied by the box cover 24, the box cover is more conveniently and the engine is more stable, the quality can be provided by the box cover 24, the box cover can be conveniently and can be opened, the operator can be conveniently and can be opened by the box cover and can be conveniently and can be opened by conveniently and conveniently opened by the operator through the box 24 by the operator through the opening the box 24.

Referring to fig. 2 and 4, a sealing ring 26 is fixedly connected to the outer wall of the piston 6, the whole sealing ring 26 is in an annular structure and tightly surrounds the outer wall of the piston 6, the outer wall of the sealing ring 26 is identical in size with the inner wall of the cavity 5, the sealing ring 26 has the function of tightly sealing between the piston 6 and the inner wall of the cavity 5 when the piston 6 reciprocates in the cavity 5, a plurality of flywheels 28 are fixedly connected to the outer wall of the crankshaft 8, the flywheels 28 can help the crankshaft 8 overcome the resistance of a non-power stroke in the power stroke of the piston 6, the inner wall of the cavity 5 is smoothly processed, the friction force of the piston 6 when moving in the cavity 5 can be reduced, the energy loss is reduced, a plurality of transparent plates 29 are fixedly connected to the right side of the outer wall of the fuel cylinder 3, the transparent plates 29 can provide a way for an operator to intuitively observe the residual amount of fuel in the fuel cylinder 3, and the outer wall of the buffer 203 is fixedly connected to the outer wall of the L-shaped plate 202 at equal intervals, so that the effects of buffering and damping can be effectively achieved;

Specifically, the whole sealing ring 26 is in an annular structure and tightly surrounds the outer wall of the piston 6, the outer wall of the sealing ring 26 is consistent with the inner wall of the cavity 5 in size, so that the sealing ring 26 has the effect of tightly sealing between the piston 6 and the inner wall of the cavity 5 when the piston 6 reciprocates in the cavity 5, gas leakage from a gap between the piston 6 and the inner wall of the cavity 5 is effectively prevented, the flywheel 28 can store energy in a power stroke of the piston 6, release energy in other strokes, the crankshaft 8 is helped to overcome resistance of a non-power stroke, rotation of the crankshaft 8 is more stable, rotation speed fluctuation is reduced, running stability of an internal combustion engine is guaranteed, friction force of the piston 6 during running in the cavity 5 can be reduced through smooth processing of the inner wall of the cavity 5, energy loss is reduced, mechanical efficiency of the internal combustion engine is improved, abrasion between the piston 6 and the inner wall of the cavity 5 is reduced, service life of equipment is prolonged, a way of visually observing the residual quantity of the fuel cylinder 3 is provided for operators through the transparent plate 29, the outer wall of the buffer 203 is fixedly connected with the outer wall of the L202, the outer wall of the buffer 203 can effectively play a role of and the buffer and the shock-absorbing device is also reduced, and the shock-absorbing device is also can be effectively prevented from being damaged, and the shock-absorbing device is prolonged, and the shock-absorbing device is also can be effectively damaged, and the shock-absorbing device is guaranteed is and the shock-absorbing device is stable and shock-absorbing device is connected to equipment is and shock-absorbing device is.

Firstly, fuel is stored in a fuel cylinder 3, and fuel is conveyed to a plurality of cavities 5 in a V-shaped cylinder body 1 through a plurality of feeding pipes 4, the cavities 5 of the V-shaped cylinder body 1 are used as spaces for combustion and work, a piston 6 reciprocates in the cavities 5, the bottom end of the piston 6 is rotationally connected with a crankshaft 8 through a driving shaft 7, when the fuel cylinder is started, a spark plug ignites fuel and air mixture entering the cavities 5 to generate high-temperature high-pressure gas, the piston 6 is pushed to descend, the descending of the piston 6 drives the crankshaft 8 to rotate through the driving shaft 7, a plurality of driving shafts 7 cooperate to convert the linear reciprocating motion of the piston 6 into continuous rotary motion of the crankshaft 8, a rotary wheel 13 penetrating through the V-shaped cylinder body 1 on the left side of the crankshaft 8 rotates along with the crankshaft 8, a hollow bar 15 fixedly connected with the top end of the piston 6 synchronously moves along with the crankshaft 8 in the vertical motion, a rack 16 fixedly connected with the top end of the hollow bar 15 moves along with the hollow bar, a plurality of special-shaped gears 14 fixedly connected with the outer wall of a connecting column 27 are meshed with the rack 16 in a hollow shell 19 on the right side of the V-shaped cylinder body 1, when the rack 16 moves down, the rack 14 drives the hollow bar 27 to rotate along with the hollow shell 10, and the hollow bar 27 rotates along with the hollow bar 10, and the hollow bar 10 rotates along with the hollow bar 10 in the hollow cylinder 10, and the hollow bar is compressed into the hollow cylinder 10, and the hollow cylinder 10 is compressed and the hollow cylinder 10 is connected into the hollow cylinder, and the hollow cylinder 10 when the hollow cylinder is rotated in the hollow cylinder is in the hollow cylinder and the hollow cylinder is in the hollow cylinder; when the pressure is reduced, the conical mouth 10 is closed under the action of external pressure, so that the gas is prevented from flowing backwards, the outer cover 18 fixedly connected with the left side top end of the V-shaped cylinder body 1 plays a role in protection and support, the clamping column 11 rotationally connected with the middle part of the inner wall of the outer cover 18 penetrates through the outer cover 18 on the left side and is fixedly connected with the movable gear 12, so that high-efficiency conversion of kinetic energy transmission is achieved, and through the installation of the buffer mechanism 2, the connecting plate 201 is tightly and fixedly connected with the left side and the right side of the outer wall of the V-shaped cylinder body 1 through the plurality of fixing screws 205 on the inner wall of the connecting plate, the fixing screws 205 penetrate through the connecting plate 201 and are in threaded connection with the outer wall of the V-shaped cylinder body 1, the connection stability of the connecting plate 201 and the V-shaped cylinder body 1 is guaranteed, after the compressor is started, the connecting plate 201 can move along with the V-shaped cylinder body 1, the connecting plate 201 becomes a basic structure of the whole buffer mechanism and the V-shaped cylinder body 1, the L-shaped plate 202 is fixedly connected with the connecting plate 202 on the adjacent side of the two connecting plates 201, and the connecting plate 201 form an integral structure, when the V-shaped cylinder body 1 vibrates due to the movement of the inner piston 6, the crankshaft 8 rotates and the like, the L-shaped plate 202 can be affected by vibration along with the connecting plate 201, when the compressor is started, the compressor starts, the V-shaped cylinder body 1 starts, the vibration is started, the vibration is transmitted to the L202 and the vibration absorber 203 can vibrate, and the vibration absorber 203 can generate in the vibration absorber part, and the vibration absorber part vibration absorber can have the vibration amplitude.

It should be noted that the foregoing description is only a preferred embodiment of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it should be understood that modifications, equivalents, improvements and modifications to the technical solution described in the foregoing embodiments may occur to those skilled in the art, and all modifications, equivalents, and improvements are intended to be included within the spirit and principle of the present utility model.

Claims (8)

1. The direct-drive centrifugal compressor of the internal combustion engine comprises a V-shaped cylinder body (1) and is characterized in that the top end of the V-shaped cylinder body (1) is fixedly connected with a fuel cylinder (3), the middle side of the fuel cylinder (3) is communicated with a plurality of feeding pipes (4), a plurality of cavities (5) are formed in the inner wall of the V-shaped cylinder body (1), a piston (6) is slidably connected with the inner wall of the cavity (5), the bottom end of the piston (6) is rotationally connected with a driving shaft (7), the bottom end of the inner wall of the V-shaped cylinder body (1) is rotationally connected with a crankshaft (8), the bottom ends of the driving shaft (7) are rotationally connected with the outer wall of the crankshaft (8), the left side of the outer wall of the V-shaped cylinder body (1) is communicated with an air pipe (9), the front side and the rear sides of the top ends of the cavities (5) are respectively slidingly connected with a conical mouth (10), the middle part of the inner wall of the outer cover (18) is rotationally connected with a clamping column (11), the clamping column (11) is rotationally connected with the middle part of the inner wall of the outer cover (18), the clamping column (11) is rotationally connected with a rotary wheel (12) and the rotary wheel (12) and is fixedly connected with the top end of the hollow wheel (13), the novel V-shaped cylinder is characterized in that a rack (16) is fixedly connected to the top end of the hollow bar (15), a hollow shell (19) is fixedly connected to the right side of the top end of the V-shaped cylinder body (1), a connecting column (27) is rotatably connected to the inner wall of the hollow shell (19), a plurality of special-shaped gears (14) are fixedly connected to the outer wall of the connecting column (27), the outer wall of the special-shaped gears (14) is connected with the outer wall of the rack (16) in a meshed mode, the left side of the connecting column (27) penetrates through the hollow shell (19) and is fixedly connected with a centrifugal impeller (17), and an installation buffer mechanism (2) is arranged on the outer wall of the V-shaped cylinder body (1).

2. The direct-drive centrifugal compressor of an internal combustion engine according to claim 1, wherein the installation buffer mechanism (2) comprises two connecting plates (201), the outer walls of the two connecting plates (201) are respectively and fixedly connected with the left side and the right side of the outer wall of the V-shaped cylinder body (1), the adjacent sides of the two connecting plates (201) are fixedly connected with L-shaped plates (202), the front sides of the L-shaped plates (202) are fixedly connected with a plurality of buffers (203), the left side and the right side of the front ends of the L-shaped plates (202) are fixedly connected with buffer silica gel (204), a plurality of fixing screws (205) are arranged on the inner wall of the connecting plates (201), the outer walls of the fixing screws (205) penetrate through the connecting plates (201) and are in threaded connection with the outer walls of the V-shaped cylinder body (1), and the rear sides of the connecting plates (201) are fixedly connected with installation blocks (206).

3. The direct-drive centrifugal compressor of an internal combustion engine according to claim 1, wherein a filter screen (20) is fixedly connected to the rear side of the top end of the V-shaped cylinder body (1), and an outer frame (21) is fixedly connected to the outer wall of the filter screen (20).

4. The direct-drive centrifugal compressor of an internal combustion engine according to claim 1, wherein an observation window (22) is formed in the top end of the hollow shell (19), and a sealing strip (23) is fixedly connected to the outer wall of the observation window (22).

5. The direct-drive centrifugal compressor of an internal combustion engine according to claim 1, wherein a case cover (24) is rotatably connected to the top end of the fuel cylinder (3), and a plurality of anti-skid grooves (25) are formed in the outer wall of the case cover (24).

6. The direct-drive centrifugal compressor of an internal combustion engine according to claim 1, wherein a sealing ring (26) is fixedly connected to the outer wall of the piston (6), and the outer wall of the sealing ring (26) is consistent with the inner wall of the cavity (5).

7. The direct-drive centrifugal compressor of an internal combustion engine according to claim 1, wherein the outer wall of the crankshaft (8) is fixedly connected with a plurality of flywheels (28), and the inner wall of the cavity (5) is smoothly processed.

8. The direct-drive centrifugal compressor of an internal combustion engine according to claim 2, wherein a plurality of transparent plates (29) are fixedly connected to the right side of the outer wall of the fuel cylinder (3), and the outer wall of the buffer (203) is fixedly connected to the outer wall of the L-shaped plate (202) at equal intervals.