CN114673651A

CN114673651A - Special air valve for compressor

Info

Publication number: CN114673651A
Application number: CN202210605307.9A
Authority: CN
Inventors: 邱琳熙; 刘荣霞; 吴连峰; 张啸; 周游
Original assignee: Jiangsu Boteway Fluid Technology Co ltd
Current assignee: Jiangsu Boteway Fluid Technology Co ltd
Priority date: 2022-05-31
Filing date: 2022-05-31
Publication date: 2022-06-28
Anticipated expiration: 2042-05-31
Also published as: CN114673651B

Abstract

The invention discloses a special air valve for a compressor, which relates to the technical field of sealing structures and comprises a connecting chamber, wherein the bottom end of the connecting chamber is fixedly connected with a processing chamber, the bottom end of the processing chamber is fixedly connected with a temporary storage chamber, an exhaust mechanism is arranged in the processing chamber, and a self-adaptive mechanism is arranged at the bottom end of the exhaust mechanism; the exhaust mechanism comprises a valve plate, an exhaust valve plate and a pressing plate, a separation block is arranged in the middle of the treatment chamber, and the valve plates are arranged on two sides of the separation block; the self-adaptive mechanism comprises a transverse plate and partition plates, a plurality of partition plates are arranged in the treatment groove at the same intervals, springs are arranged at the intervals of the partition plates in a staggered mode respectively, the top ends of the springs are fixedly connected with the transverse plate, and the bottom ends of the springs are fixedly connected with the tongue portion of the exhaust valve plate. The invention relates to a special air valve for a compressor, which solves the problem of powder generation of an exhaust valve plate, has small change amount on the air valve, optimizes the use effect and achieves the purpose of adaptively adjusting the air outlet rate.

Description

Special air valve for compressor

Technical Field

The invention relates to the technical field of sealing structures, in particular to a special air valve for a compressor.

Background

The air valve of the compressor is an important part used for controlling gas to be sucked into and discharged out of the cylinder in time, the air valve of the traditional compressor mainly comprises a valve seat, a valve plate, a spring and a lift limiter, and the lifting height or closing between the valve plate and the valve seat determines the size and the sealing of an air channel; a certain gap is left between the root of the exhaust valve plate and the valve plate mounting groove, and the exhaust valve plate is in clearance fit in a free state. However, the clearance cannot be too large, which may result in a non-centered fit between the tongue of the discharge valve plate and the discharge orifice of the valve plate, resulting in poor sealing of the discharge orifice and internal leakage.

In the patent publication No. CN110985349B, "a valve assembly and a compressor using the valve assembly", a solution is mentioned: the root of the exhaust valve plate is provided with a grid-shaped pattern structure and a deformation structure, the deformation structure is flattened by a pressing surface of the limiting plate, the bent deformation structure can be flattened, and the gap between the root of the exhaust valve plate and the groove in the width direction is just eliminated; however, the side face of the bent deformation structure can be warped to a certain extent during extrusion, and then the side face of the bent deformation structure can be flattened again by the limiting plate, but in the process, the two side faces of the deformation structure can possibly extrude the limiting groove in the valve plate, so that a certain amount of dust is generated to interfere the work of a machine.

However, when the deformation mechanism is bent, the two side surfaces of the deformation structure may press the limiting grooves in the valve plate, so that a certain amount of dust is generated to interfere with the operation of the machine, and the air outlet efficiency of the air valve cannot be self-adapted according to the speed of the air flow during the normal operation of the air valve.

Disclosure of Invention

The invention mainly aims to provide a special air valve for a compressor, which can effectively solve the problems that when a deformation structure in the background technology is bent, two side surfaces of the deformation structure possibly extrude a limiting groove in a valve plate, so that a certain amount of dust is generated to interfere the work of a machine, and the air outlet efficiency of the air valve cannot be self-adapted according to the speed of air flow when the air valve normally works.

In order to achieve the purpose, the invention adopts the technical scheme that: the invention relates to a special air valve for a compressor, which comprises a connecting chamber, wherein the bottom end of the connecting chamber is fixedly connected with a processing chamber, the bottom end of the processing chamber is fixedly connected with a temporary storage chamber, an exhaust mechanism is arranged in the processing chamber, and the bottom end of the exhaust mechanism is provided with a self-adaptive mechanism;

the exhaust mechanism comprises a valve plate, an exhaust valve plate and a pressing plate, wherein a separation block is arranged in the middle of the treatment chamber, the valve plate is arranged on two sides of the separation block, a plurality of limiting grooves are formed in the front surface of the valve plate at the same intervals, extending grooves are formed in two sides of the inner wall of each limiting groove, two blocking blocks are vertically arranged at the bottom end of each limiting groove, one side of each blocking block is flush with one side of each extending groove, a concave table is arranged in the middle of the bottom end of each limiting groove, an exhaust port is formed in the middle of each concave table, a fitting ring is arranged on the tongue portion of each exhaust valve plate, the outer wall of each fitting ring is fitted with the inner wall of each exhaust port, a plurality of grid bars are symmetrically arranged on two sides of the root portion of each exhaust valve plate, a plurality of convex deformation blocks are respectively arranged in the middle of each grid bar, and a plurality of semi-cylindrical columns are respectively arranged on the side of each grid bar, which is far away from the exhaust valve plate, one side of each of the plurality of semi-cylinders, which is close to the extension grooves, is flush with one side of the corresponding extension groove, two limiting plates are symmetrically arranged on one side of the concave station, which is away from the blocking block, two bearing grooves are formed in the bottoms of the two limiting plates, two clamping plates are symmetrically arranged in the bearing grooves, two upright columns are arranged on one opposite sides of the two clamping plates, an elastic clamping arm is arranged at the bottom end of the pressing plate, the connecting column is fixedly connected with the bottom end of the elastic clamping arm, the blocking plate is fixedly connected with the bottom end of the connecting column, grooves are formed in two sides of the back surface of the blocking plate respectively, two locking grooves are formed in the middle of the back surface of the blocking plate, the two grooves are attached to the corresponding clamping plates, the two locking grooves are clamped with the corresponding upright columns, the middle part of the back surface of the blocking plate is fixedly connected with the bottom end of the bearing grooves, and a butt joint plate is fixedly connected with the middle part of the back surface of the pressing plate, the inner part of the butt joint plate is provided with a fitting groove, the butt joint plate is fitted with the concave station, the inner wall of the fitting groove is fitted with the outer wall of the tongue part of the exhaust valve plate, the top end of the back surface of the compression plate is provided with a butt joint groove, one side of the butt joint groove is fitted with the two blocking blocks, the top end of the back surface of the compression plate is contacted with the grid bars, and the two sides of the compression plate are both fitted with the inner wall of the limiting groove;

the self-adaptation mechanism includes diaphragm and division board, top one side fixedly connected with diaphragm of process chamber, the inlet port has all been seted up to the both sides of diaphragm, the inner wall of process chamber has formed two the same treatment tanks with the partition block, the inside of treatment tank is provided with a plurality of division boards along the same interval, and is a plurality of the interval of division board is misplaced respectively and is provided with the spring, and is a plurality of the top and the diaphragm fixed connection of spring, it is a plurality of the bottom of spring and the tongue fixed connection of air discharge valve piece, the venthole has been seted up to bottom one side of process chamber, just the venthole sets up under the diaphragm.

Preferably, the internal structures of the two placement grooves are the same, and the internal structures of the two placement grooves are symmetrically arranged along the midpoint of the partition block.

Preferably, the top end of the connecting chamber is fixedly connected with an air inlet pipe, the bottom end of the temporary storage chamber is fixedly connected with an exhaust pipe, the connecting chamber is internally provided with a pressure relief groove, and the temporary storage chamber is internally provided with a discharge groove.

Preferably, the bottom of concave station is provided with the chamfer, the width of chamfer is the same with the interval of two division boards, just the both sides of chamfer and corresponding division board fixed connection.

Preferably, both sides face of valve plate fixedly connected with respectively extends the piece, two extend inside one side that the piece is kept away from the valve plate all extends to the shell of process chamber, the inside symmetry of valve plate is provided with two bearing screw rods, the length of bearing screw rod is greater than the length of valve plate, and two one end of bearing screw rod extends to the inside of dividing the piece, and the other side extends to the inside of the shell of process chamber.

Preferably, the width of the air outlet is smaller than that of the treatment chamber, two sides of the bottom end of the valve plate are fixedly connected with one end of a supporting column respectively, and the other end of the supporting column is fixedly connected with the bottom end of the treatment chamber.

Preferably, the length of spliced pole is less than the length of baffler, just the both sides of spliced pole are laminated with one side relatively of two limiting plates mutually, just one side of elasticity card arm is laminated with one side of limiting plate mutually.

Preferably, the top of pressure strip and the top parallel and level of valve plate, the central axis symmetry setting along the treatment chamber is followed to connecting chamber and temporary storage chamber.

Preferably, the front side and the back side of the plurality of partition plates are fixedly connected with the inner wall of the processing chamber.

Compared with the prior art, the invention has the following beneficial effects:

1. according to the invention, through the arrangement of the exhaust mechanism, because the front side of the valve plate is provided with a plurality of limiting grooves at the same intervals, the two sides of the inner wall of each limiting groove are provided with extending grooves, the two sides of the root part of the exhaust valve plate are symmetrically provided with a plurality of grid strips, the middle parts of the grid strips are respectively provided with a convex deformation block, the side surfaces of the grid strips, which are far away from the exhaust valve plate, are respectively provided with a semi-cylinder, one sides of the semi-cylinders, which are close to the extending grooves, are respectively flush with one side of the corresponding extending grooves, the bottom end of the compression plate is provided with an elastic clamping arm, the bottom end of the elastic clamping arm is fixedly connected with a connecting column, the bottom end of the connecting column is fixedly connected with a barrier plate, the middle part of the back surface of the barrier plate is fixedly connected with the bottom end of the bearing groove, the top end of the back surface of the compression plate is contacted with the grid strips, and the convex deformation blocks can effectively increase the friction force between the root part of the exhaust valve plate and the limiting grooves; when assembling, the convex deformation block is contacted with the top end of the back of the pressure plate, then is flattened and extends outwards in the width direction, so that the width size of the root of the exhaust valve block is increased, the gap between the root of the exhaust valve block and the limiting groove in the width direction is just eliminated, and the semi-cylinder extends towards the inside of the corresponding extending groove when extruding, because the surface of the semi-cylinder is smooth, when the two ends of the grid strip are tilted when extruding, the bottom end of the semi-cylinder is contacted with the inner wall of the limiting groove under the limiting action of the extending groove, the pressure caused by the semi-cylinder is small, the pressure caused by the semi-cylinder is not enough to damage parts to generate dust, so that the semi-cylinder is attached to the inner wall of the extending groove to form a strong friction force, thus the problems that the powder is generated due to the shaking of the exhaust valve block, and finally the tongue of the exhaust valve block is dislocated with the valve plate and the sealing is poor are solved, and the whole structure of the air valve is basically kept unchanged, the change amount is small, and the use effect is optimized.

2. In the invention, through the arrangement of the self-adaptive mechanism, two identical processing grooves are formed by the inner wall of the processing chamber and the separating block, a plurality of separating plates are arranged in the processing grooves along the same interval, springs are respectively arranged at intervals of the separating plates in a staggered manner, when the air valve works, gas needs to be compressed and enters the decompression groove, because the two valve plates are arranged along the middle point of the separating block, one placing groove is blocked and can only enter the other placing groove through the air inlet hole, because the top ends of the springs are fixedly connected with the transverse plate, the bottom ends of the springs are fixedly connected with the tongue part of the exhaust valve plate, the elastic force of the springs and the friction force of the exhaust valve plate are far greater than the thrust force of the gas, and then after the gas is continuously accumulated and compressed, the pressure caused by the pressure intensity of the gas is greater than the elastic force of the springs and the friction force of the exhaust valve plate, under the action of the elastic clamping arm, the pressure plate inclines downwards, and the exhaust valve plate also inclines downwards afterwards, so that the exhaust port is communicated with the exhaust pipe, compressed gas is exhausted along with the pressure plate, the pressure and the thrust inside the placing groove are increased along with the increase of the flow rate of the gas, the exhaust valve plate is further pushed to move downwards, the gas outlet gap is increased, the exhaust speed is increased, and the purpose of adaptively adjusting the gas outlet speed is achieved.

3. According to the invention, as the internal structures of the two placing grooves are the same, and the internal structures of the two placing grooves are symmetrically arranged along the midpoint of the separating block, the two valve plates can play different roles, one valve plate can limit the gas from entering to fulfill the purposes of compressing the gas and discharging the gas, if the inside of the compressor is blocked, the gas cannot be discharged, the gas enters the other placing groove through the gas inlet and the gas discharge groove, so that the other valve plate and the placing groove can store part of the gas again, the pressure inside the gas valve is reduced, after the gas is continuously discharged, the gas outlet in the other valve plate is also opened, so that the two placing grooves are communicated, the gas valve is effectively protected by the arrangement, the two placing grooves work together in a matching manner when the gas is blocked, more time can be provided for adjusting the machine, and the damage of internal parts is avoided.

4. According to the invention, as the bottom end of the concave table is provided with the chamfer, the width of the chamfer is the same as the distance between the two partition plates, and the two sides of the chamfer are fixedly connected with the corresponding partition plates, the whole valve plate is also connected with the partition plates to provide a certain supporting force, and the two sides of the valve plate are respectively and fixedly connected with the extension blocks, one sides of the two extension blocks, which are far away from the valve plate (8), extend into the shell of the treatment chamber, two bearing screws are symmetrically arranged in the valve plate, the length of each bearing screw is greater than that of the valve plate, one ends of the two bearing screws extend into the partition blocks, the other sides extend into the shell of the treatment chamber, the combination of the valve plate and other parts can be further strengthened by using the bearing screws and the extension blocks, the valve plate is effectively fixed on the premise of not increasing parts, and better effect is achieved by using fewer parts.

Drawings

FIG. 1 is a schematic perspective view of a gas valve for a compressor according to the present invention;

FIG. 2 is a schematic perspective view of a process chamber in a gas valve dedicated for a compressor according to the present invention;

FIG. 3 is a cross-sectional view of a gas valve for a compressor according to the present invention;

FIG. 4 is a schematic perspective view of a valve plate in an air valve for a compressor according to the present invention;

FIG. 5 is a top view of a valve plate in the air valve for compressor of the present invention;

FIG. 6 is a schematic perspective view of an exhaust valve plate assembled on a valve plate in a gas valve for a compressor according to the present invention;

FIG. 7 is a schematic perspective view of an air discharge valve plate in an air valve for a compressor according to the present invention;

FIG. 8 is a schematic perspective view of an air valve assembly with an air discharge valve plate and a butt plate for a compressor according to the present invention;

FIG. 9 is a schematic perspective view of a butt plate in an air valve dedicated for a compressor according to the present invention;

fig. 10 is a schematic perspective view of another angle of the butt plate in the air valve for compressor according to the present invention.

In the figure: 1. a connection chamber; 2. a processing chamber; 201. a transverse plate; 202. an air inlet; 203. a separation block; 204. an air outlet; 205. a partition plate; 206. a spring; 3. a temporary storage chamber; 4. an air inlet pipe; 5. an exhaust pipe; 6. a pressure relief groove; 7. chamfering; 8. a valve plate; 801. a limiting groove; 802. an extension groove; 803. a barrier block; 804. an exhaust port; 805. a concave platform; 806. a limiting plate; 807. a receiving groove; 808. a clamping and connecting plate; 809. a column; 9. a support pillar; 10. a discharge chute; 11. an extension block; 12. a load-bearing screw; 13. an exhaust valve plate; 131. grid bars; 132. a semi-cylinder; 133. a convex deformation block; 134. fitting a ring; 14. a compression plate; 141. a butt plate; 142. a butt joint groove; 143. a fitting groove; 15. a barrier plate; 151. connecting columns; 152. a groove; 153. a locking groove; 16. the elastic clamping arm.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

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

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.

Referring to fig. 1-10, the present embodiment includes a connection chamber 1, a processing chamber 2 is fixedly connected to a bottom end of the connection chamber 1, a temporary storage chamber 3 is fixedly connected to a bottom end of the processing chamber 2, an exhaust mechanism is disposed inside the processing chamber 2, a self-adaptive mechanism is disposed at a bottom end of the exhaust mechanism, the connection chamber 1 and the temporary storage chamber 3 are symmetrically disposed along a central axis of the processing chamber 2, an air inlet pipe 4 is fixedly connected to a top end of the connection chamber 1, an exhaust pipe 5 is fixedly connected to a bottom end of the temporary storage chamber 3, a decompression groove 6 is disposed inside the connection chamber 1, an inner space of the decompression groove 6 is far larger than the air inlet pipe 4, a large amount of air entering in a short time can be received, pressure difference of the air is avoided, an exhaust groove 10 is disposed inside the temporary storage chamber 3, when the air valve compresses the air, the air inside the processing chamber 2 is in a non-circulation state, the decompression groove 6 is not communicated with the exhaust groove 10, and the air can only be compressed continuously, when the gas valve discharges gas, the gas inside the processing chamber 2 starts to flow, and at this time, the decompression chamber 6 communicates with the discharge groove 10 through the processing chamber 2, and the gas is sent into the exhaust pipe 5 through the discharge groove 10 and discharged.

The exhaust mechanism comprises a valve plate 8, an exhaust valve plate 13 and a pressure plate 14, a separation block 203 is arranged in the middle of the processing chamber 2, the valve plate 8 is arranged on each side of the separation block 203, extension blocks 11 are fixedly connected to each side surface of the valve plate 8, one sides of the two extension blocks 11 far away from the valve plate 8 extend to the inside of the shell of the processing chamber 2, two bearing screws 12 are symmetrically arranged inside the valve plate 8, the length of each bearing screw 12 is larger than that of the valve plate 8, one end of each bearing screw 12 extends to the inside of the separation block 203, the other end of each bearing screw 12 extends to the inside of the shell of the processing chamber 2, so that the positions of the valve plates 8 are limited by the bearing screws 12 effectively, one end of a support pillar 9 is fixedly connected to each side of the bottom end of the valve plate 8, the other end of the support pillar 9 is fixedly connected to the bottom end of the processing chamber 2, and the support pillars 9 utilize the joint limiting effect of the processing chamber 2 and other parts while not affecting exhaust, further fixed the position of valve plate 8, utilize bearing screw 12 and extension piece 11 can further strengthen the combination of valve plate 8 with other parts, effectively fixed valve plate 8 under the prerequisite that does not increase the part, utilize less part to accomplish better effect, valve plate 8 openly is equipped with a plurality of spacing grooves 801 along the same spaced apart, extension groove 802 has been seted up to the inner wall both sides of spacing groove 801, the vertical two spacing pieces 803 that are provided with in bottom of spacing groove 801, one side of separation piece 803 and one side parallel and level of extension groove 802, the bottom middle part of spacing groove 801 is provided with concave station 805, gas vent 804 has been seted up at the middle part of concave station 805.

The tongue portion of the exhaust valve plate 13 is provided with a fitting ring 134, the tongue portion of the exhaust valve plate 13 is arranged inside a limiting groove 801, the outer wall of the fitting ring 134 is fitted with the inner wall of an exhaust port 804, two sides of the root portion of the exhaust valve plate 13 are symmetrically provided with a plurality of grid bars 131, the middle portions of the grid bars 131 are respectively provided with a convex deformation block 133, the grid bars 131 and the convex deformation blocks 133 can effectively increase the friction force between the root portion of the exhaust valve plate 13 and the limiting groove 801, the side surfaces of the grid bars 131 far away from the exhaust valve plate 13 are respectively provided with a semi-cylinder 132, one side of the semi-cylinders 132 near the extension groove 802 is respectively level with one side of the corresponding extension groove 802, the outer wall of the middle portion of the exhaust valve plate 13 is fitted with the opposite side of two blocking blocks 803, the middle portion of the exhaust valve plate 13 has certain elasticity and can deviate under the action of elasticity when receiving impact force, one side of the concave platform 805 far away from the blocking blocks 803 is symmetrically provided with two limiting plates 806, the bottom of two limiting plates 806 is provided with accepts the groove 807, accepts the inside symmetry of groove 807 and is provided with two joint plates 808, and the relative one side of two joint plates 808 is provided with two stands 809.

The bottom end of the pressing plate 14 is provided with an elastic clamping arm 16, the top end of the pressing plate 14 is flush with the top end of the valve plate 8, the bottom end of the elastic clamping arm 16 is fixedly connected with a connecting column 151, the bottom end of the connecting column 151 is fixedly connected with a blocking plate 15, the length of the connecting column 151 is smaller than that of the blocking plate 15, two sides of the connecting column 151 are attached to opposite sides of two limiting plates 806, one side of the elastic clamping arm 16 is attached to one side of the limiting plate 806, two sides of the back face of the blocking plate 15 are respectively provided with a groove 152, the middle part of the back face of the blocking plate 15 is provided with two locking grooves 153, the two grooves 152 are attached to corresponding clamping plates 808, the two locking grooves 153 are clamped with corresponding upright posts 809, the upright posts 809 and the clamping plates 808 are designed to increase the friction force of the blocking plate 15, the blocking plate does not shake under the impact of air flow, the working stability is improved, the middle part of the back face of the blocking plate 15 is fixedly connected with the bottom ends of the bearing grooves 807, the middle part of the back of the pressure strip 14 is fixedly connected with a butt joint plate 141, the inside of the butt joint plate 141 is provided with a joint groove 143, the butt joint plate 141 is jointed with a concave platform 805, the inner wall of the joint groove 143 is jointed with the outer wall of the tongue part of the exhaust valve plate 13, the top end of the back of the pressure strip 14 is provided with a butt joint groove 142, one side of the butt joint groove 142 is jointed with two blocking blocks 803, and the top end of the back of the pressure strip 14 is contacted with the grid strip 131, during assembly, the convex deformation block 133 is contacted with the top end of the back of the pressure strip 14, then is flattened and extends outwards in the width direction, so that the width size of the root part of the exhaust valve plate 13 is increased, the gap between the root part of the exhaust valve plate 13 and the limiting groove 801 in the width direction is just eliminated, and the semi-column 132 extends towards the inside of the corresponding extension groove 802 during extrusion, because the surface of the semi-column 132 is smooth, when the two ends of the grid strip tilt up during extrusion, the bottom end of the semi-cylinder 132 is contacted with the inner wall of the limit groove 801 under the limiting effect of the extension groove 802, the pressure caused by the semi-cylinder 132 is small and is not enough to damage parts to generate dust, so that the semi-cylinder 132 is attached to the inner wall of the extension groove 802 to form a strong friction force, the problems that powder is generated due to shaking of the exhaust valve plate 13 and finally the tongue portion of the exhaust valve plate 13 is dislocated with the valve plate 8 and poor sealing are solved, the overall structure of the air valve is basically kept unchanged, the change amount is small, the using effect is optimized, the two sides of the pressing plate 14 are both attached to the inner wall of the limit groove 801, the internal structures of the two placing grooves are the same, and the internal structures of the two placing grooves are symmetrically arranged along the midpoint of the separation block 203, so that the two valve plates 8 can play different roles, one valve plate 8 can limit the entering of air, and the purposes of compressing air and discharging air are achieved, if the compressor is internally blocked, gas can not be discharged, then the gas enters the inside of another placing groove through the gas inlet hole 202 and the discharge groove 10, so that the gas of another valve plate 8 and the placing groove can be stored again, the pressure inside the gas valve is further reduced, after the gas is continuously discharged, the gas outlet 804 in another valve plate 8 is also opened, so that the two placing grooves are communicated, the gas valve is effectively protected by the arrangement, the two placing grooves work together in a matched manner when being blocked, the machine can be adjusted in more time, and the damage of internal parts is avoided.

The self-adaptive mechanism comprises a transverse plate 201 and partition plates 205, the transverse plate 201 is fixedly connected with one side of the top end of the treatment chamber 2, air inlet holes 202 are respectively arranged on two sides of the transverse plate 201, two identical treatment grooves are formed by the inner wall of the treatment chamber 2 and the partition blocks 203, a plurality of partition plates 205 are arranged in the treatment grooves at the same intervals, the front side and the back side of each partition plate 205 are fixedly connected with the inner wall of the treatment chamber 2, chamfers 7 are arranged at the bottom ends of concave tables 805, the width of each chamfer 7 is the same as the distance between every two partition plates 205, the two sides of each chamfer 7 are fixedly connected with the corresponding partition plate 205, therefore, the whole valve plate 8 is also connected with the partition plates 205 to provide a certain supporting force, springs 206 are respectively arranged at intervals of the partition plates 205 in a staggered mode, the top ends of the springs 206 are fixedly connected with the transverse plate 201, the bottom ends of the springs 206 are fixedly connected with the tongue part of the exhaust valve plate 13, and an air outlet hole 204 is arranged on one side of the bottom end of the treatment chamber 2, and the air outlet 204 is set under the horizontal plate 201, because two valve plates 8 are set along the middle point of the separation block 203, one placing groove is blocked, and only can enter into the other placing groove through the air inlet 202, because the top ends of the plurality of springs 206 are fixedly connected with the horizontal plate 201, the bottom ends of the plurality of springs 206 are fixedly connected with the tongue portion of the exhaust valve plate 13, the elastic force of the springs 206 and the friction force of the exhaust valve plate 13 are far greater than the thrust force of the gas, then the gas is continuously accumulated and compressed, the pressure caused by the gas pressure is greater than the elastic force of the springs 206 and the friction force of the exhaust valve plate 13, under the action of the elastic clamping arm 16, the pressure plate 14 is inclined downwards, then the exhaust valve plate 13 is inclined downwards, so that the exhaust port 804 is communicated with the exhaust pipe 5, and the compressed gas is exhausted therewith, and the pressure and thrust force in the placing groove are increased with the increase of the flow velocity of the gas flow, further pushing the exhaust valve plate 13 to move downwards increases the gap of air outlet, thereby improving the air outlet speed and completing the purpose of self-adaptive air outlet speed regulation.

The working principle of the invention is as follows: during assembly, the convex deformation block 133 contacts with the top end of the back of the pressure strip 14, then is flattened and extends outwards in the width direction, so that the width size of the root of the exhaust valve plate 13 is increased, the gap between the root of the exhaust valve plate 13 and the limiting groove 801 in the width direction is just eliminated, and the semi-cylinder 132 extends towards the inside of the corresponding extending groove 802 during extrusion, because the surface of the semi-cylinder 132 is smooth, when the two ends of the grating strip 131 are tilted during extrusion, the bottom end of the semi-cylinder 132 contacts with the inner wall of the limiting groove 801 under the limiting action of the extending groove 802, the pressure caused by the semi-cylinder 132 is small and is not enough to damage parts to generate dust, after assembly, gas enters the placing groove through the gas inlet pipe 4, and then after the gas is continuously accumulated and compressed, the pressure caused by the gas pressure can counterbalance with the elastic force of the spring 206 and the friction force of the exhaust valve plate 13, along with the completion of compression, the thrust force caused by the gas pressure is larger than the elastic force of the spring 206 and the friction force of the exhaust valve plate 13, the pressing plate 14 inclines downwards under the action of the elastic clamping arm 16, then the exhaust valve plate 13 also inclines downwards, so that the exhaust port 804 is communicated with the exhaust pipe 5, the compressed gas is exhausted along with the compressed gas, and along with the increase of the flow rate of the gas flow, the pressure and the thrust force inside the placing groove are increased along with the compressed gas, the exhaust valve plate 13 is further pushed to move downwards, the gas outlet gap is increased, the exhaust speed is increased, and the gas outlet speed can be adjusted in a self-adaptive mode.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A special pneumatic valve of compressor which characterized in that: the device comprises a connecting chamber (1), wherein the bottom end of the connecting chamber (1) is fixedly connected with a processing chamber (2), the bottom end of the processing chamber (2) is fixedly connected with a temporary storage chamber (3), an exhaust mechanism is arranged in the processing chamber (2), and the bottom end of the exhaust mechanism is provided with a self-adaptive mechanism;

the exhaust mechanism comprises a valve plate (8), an exhaust valve plate (13) and a pressing plate (14), a separation block (203) is arranged in the middle of the treatment chamber (2), the valve plate (8) is arranged on both sides of the separation block (203), a plurality of limiting grooves (801) are formed in the front surface of the valve plate (8) at the same interval, extension grooves (802) are formed in both sides of the inner wall of each limiting groove (801), two blocking blocks (803) are vertically arranged at the bottom end of each limiting groove (801), one side of each blocking block (803) is flush with one side of each extension groove (802), a concave table (805) is arranged in the middle of the bottom end of each limiting groove (801), an exhaust port (804) is formed in the middle of each concave table (805), an attaching ring (134) is arranged on the tongue portion of the exhaust valve plate (13), and the outer wall of each attaching ring (134) is attached to the inner wall of each exhaust port (804), the exhaust valve plate is characterized in that a plurality of grid bars (131) are symmetrically arranged on two sides of the root of the exhaust valve plate (13), a plurality of convex deformation blocks (133) are respectively arranged in the middle of the grid bars (131), a plurality of semi-cylinders (132) are respectively arranged on the side faces, far away from the exhaust valve plate (13), of the grid bars (131), one sides, close to extension grooves (802), of the semi-cylinders (132) are respectively flush with one sides, corresponding to the extension grooves (802), two limiting plates (806) are symmetrically arranged on one sides, far away from blocking blocks (803), of concave platforms (805), bearing grooves (807) are arranged at the bottom ends of the two limiting plates (806), two clamping plates (808) are symmetrically arranged inside the bearing grooves (807), two upright columns (809) are arranged on the opposite sides of the two clamping plates (808), an elastic clamping arm (16) is arranged at the bottom end of the pressing plate (14), and a connecting column (151) is fixedly connected to the bottom end of the elastic clamping arm (16), the bottom end of the connecting column (151) is fixedly connected with a blocking plate (15), two grooves (152) are respectively formed in two sides of the back face of the blocking plate (15), two locking grooves (153) are formed in the middle of the back face of the blocking plate (15), the two grooves (152) are attached to corresponding clamping plates (808), the two locking grooves (153) are clamped with corresponding stand columns (809), the middle of the back face of the blocking plate (15) is fixedly connected with the bottom end of a bearing groove (807), the middle of the back face of the pressing plate (14) is fixedly connected with a butt joint plate (141), a joint groove (143) is formed in the butt joint plate (141), the butt joint plate (141) is attached to a concave table (805), the inner wall of the joint groove (143) is attached to the outer tongue portion of the exhaust valve plate (13), and a butt joint groove (142) is formed in the top end of the back face of the pressing plate (14), one side of the abutting groove (142) is attached to the two blocking blocks (803), the top end of the back of the compression plate (14) is in contact with the grid bars (131), and two sides of the compression plate (14) are attached to the inner wall of the limiting groove (801);

self-adaptation mechanism includes diaphragm (201) and division board (205), top one side fixedly connected with diaphragm (201) of process chamber (2), inlet port (202) have all been seted up to the both sides of diaphragm (201), the inner wall of process chamber (2) has formed two the same treatment tanks with dividing block (203), the inside of treatment tank is provided with a plurality of division boards (205) along the same interval, and is a plurality of the interval of division board (205) misplaces respectively and is provided with spring (206), and is a plurality of the top and diaphragm (201) fixed connection of spring (206), a plurality of the bottom of spring (206) and the tongue fixed connection of exhaust valve piece (13), venthole (204) have been seted up to bottom one side of process chamber (2), just venthole (204) set up under diaphragm (201).

2. The gas valve special for the compressor as claimed in claim 1, wherein: the internal structures of the two placing grooves are the same, and the internal structures of the two placing grooves are symmetrically arranged along the midpoint of the separating block (203).

3. A gas valve dedicated for compressor as claimed in claim 2, wherein: the top fixedly connected with intake pipe (4) of linkage chamber (1), the bottom fixedly connected with blast pipe (5) of room (3) of keeping in, pressure-relieving groove (6) have been seted up to the inside of linkage chamber (1), discharge groove (10) have been seted up to the inside of room (3) of keeping in.

4. A gas valve dedicated for compressor as claimed in claim 3, wherein: the bottom of concave station (805) is provided with chamfer (7), the width of chamfer (7) is the same with the interval of two division boards (205), just the both sides of chamfer (7) with correspond division board (205) fixed connection.

5. The gas valve special for the compressor as claimed in claim 4, wherein: the both sides face difference fixedly connected with of valve plate (8) extends piece (11), two it all extends to the shell inside of process chamber (2) to extend one side that valve plate (8) were kept away from in piece (11), the inside symmetry of valve plate (8) is provided with two bearing screw rods (12), the length of bearing screw rod (12) is greater than the length of valve plate (8), and two the one end of bearing screw rod (12) extends to the inside of dividing piece (203), and the other side extends to inside the shell of process chamber (2).

6. The gas valve special for the compressor as claimed in claim 5, wherein: the width of venthole (204) is less than the width of treatment chamber (2), the bottom both sides of valve plate (8) are the one end of fixedly connected with support column (9) respectively, the other end of support column (9) and the bottom fixed connection of treatment chamber (2).

7. The gas valve special for the compressor as claimed in claim 6, wherein: the length of the connecting column (151) is smaller than that of the blocking plate (15), two sides of the connecting column (151) are attached to one side of the two limiting plates (806), and one side of the elastic clamping arm (16) is attached to one side of the limiting plate (806).

8. The gas valve special for the compressor as claimed in claim 7, wherein: the top of pressure strip (14) and the top parallel and level of valve plate (8), connect room (1) and scratch room (3) and set up along the axis symmetry of treatment chamber (2).

9. The gas valve special for the compressor as claimed in claim 8, wherein: the front side and the back side of the plurality of partition plates (205) are fixedly connected with the inner wall of the processing chamber (2).