CN118208446A - Built-in guide vane adjusting method for compressor - Google Patents
Built-in guide vane adjusting method for compressor Download PDFInfo
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- CN118208446A CN118208446A CN202410536948.2A CN202410536948A CN118208446A CN 118208446 A CN118208446 A CN 118208446A CN 202410536948 A CN202410536948 A CN 202410536948A CN 118208446 A CN118208446 A CN 118208446A
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- 238000000034 method Methods 0.000 title claims abstract description 27
- 238000007789 sealing Methods 0.000 claims description 14
- 238000009434 installation Methods 0.000 claims 1
- 238000003756 stirring Methods 0.000 claims 1
- 230000001105 regulatory effect Effects 0.000 abstract 4
- 238000005096 rolling process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000005057 refrigeration Methods 0.000 description 2
- 230000035882 stress Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/44—Fluid-guiding means, e.g. diffusers
- F04D29/46—Fluid-guiding means, e.g. diffusers adjustable
- F04D29/462—Fluid-guiding means, e.g. diffusers adjustable especially adapted for elastic fluid pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
- F04D17/08—Centrifugal pumps
- F04D17/10—Centrifugal pumps for compressing or evacuating
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
- F04D27/002—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids by varying geometry within the pumps, e.g. by adjusting vanes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/4206—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The built-in guide vane regulating method for compressor includes the casing connected to the air inlet of the compressor to form the air inlet regulating cavity of the compressor, the air outlet passage flow rate of the air inlet regulating cavity is controlled via the guide vane device inside the air inlet regulating cavity, the guide vane device includes at least five guide vanes matched to form one circle, the adjacent guide vanes have interval opening, the guide vanes are connected via the driving rods driven to rotate, and the driving rods are driven by the same driving disc driven by the motor. The built-in guide vane adjusting method of the compressor controls the flow of the air outlet air passage through the guide vane device in the air inflow adjusting cavity of the compressor, so that the whole performance of the compressor is controlled, and meanwhile, the leakage of gas is avoided.
Description
Technical Field
The invention relates to the field of centrifugal compressor equipment, in particular to a guide vane adjusting mechanism and a driving principle of a centrifugal compressor, which are applied to the fields of refrigeration and chemical industry.
Background
In the process flow in the fields of refrigeration and chemical industry, a centrifugal compressor is an essential core device, and because compressed gas generally presents high pressure, high temperature, inflammability, explosiveness and other characteristics, and part of the gas contains extremely toxicity, once the gas leaks, the performance of the whole compressor and the process flow thereof can be influenced, more importantly, the gas leaks into the environment to pollute the environment, and if the gas is inflammable, explosive or toxic, the life of people can be threatened. Therefore, zero leakage of gas is required in the operation process of the compressor, and the guide vane adjusting mechanism is used as an important component of the compressor, and the main function of the guide vane adjusting mechanism is to control the air suction amount of the compressor, so that the overall performance of the compressor is controlled, and the performance parameters of the compressor meet the technological process requirements.
According to the disclosure of patent CN103016384B, the vane actuator is mounted outside the housing, coaxially connected to one active vane by a drive shaft, rotates with the drive shaft, and then works together to drive the other vanes to rotate together by a connecting rod, a ball joint and a drive ring.
According to the disclosure of patent CN 105020162A, the guide vane is connected with a shifting fork, one end of the shifting fork is provided with a U-shaped structural groove, a ball head rolling body is arranged on a driving ring, the driving ring drives the ball head rolling body to move, and the ball head rolling body pushes the shifting fork to drive the guide vane to rotate together.
According to the structural features of the guide vane mechanism and the related actuator described in the above two patents, the following common problems exist:
Problem one: the electric actuator is installed outside the casing, drive the rotation of stator mechanism through the drive shaft that stretches out the casing, the drive shaft seals through multichannel O type circle with the casing, guarantee that the pressure in the casing does not leak, the problem that brings like this can arouse O type circle ageing failure for a long time, the gas leakage risk is very big, there is great frictional force in O type circle and rotatory main shaft in addition, lead to the friction torque increase of main shaft, must select the electric actuator of great model to guarantee adjustment mechanism normal work, the selection of great model actuator can lead to purchase cost to increase, the executor is installed outside the casing in addition, make whole adjustment mechanism volume grow, occupy more spaces, electric actuator collides with easily in transport and assembly process simultaneously.
And a second problem: the guide vane connection mode is usually realized by adopting a shifting block, a shifting fork and a hinge for connection, a shaft sleeve is assembled between the guide vane and the shell, the guide vane is generally made of carbon steel, copper, aluminum alloy and other materials, the friction coefficient between parts is large, if the guide vane is not operated for a long time, the contact surface of a connecting piece is affected by oxidation corrosion, so that the whole adjusting mechanism is inflexible in rotation and can be blocked when serious.
The third problem is that the guide vane is generally an active rotary guide vane, the guide vane is directly driven by an electric actuator through a driving shaft, then the driving ring is driven to rotate through a connecting piece arranged on the active guide vane, a connecting part connected on the driving ring is connected with other guide vanes and drives the driving ring to rotate, the eccentric rotation of the driving ring is caused, stress is uneven in the rotation process of the active guide vane and the driven guide vane, and the failure risk of the active guide vane and the connecting piece related to the active guide vane is increased.
Aiming at the technical problems of the prior guide vane mechanism, the technical problems are urgently needed to be solved by the technicians in the field.
Disclosure of Invention
The invention aims to overcome the defects and shortcomings of the prior art and provide a built-in guide vane adjusting method for a compressor, which has the advantages of zero gas leakage, small guide vane driving resistance and less mechanical faults.
In order to achieve the aim, the invention provides a built-in guide vane adjusting method of a compressor, which comprises a shell connected with an air inlet of the compressor in a sealing way, wherein the shell and the compressor form an air inflow adjusting cavity of the compressor, the flow of an air outlet air channel of the air inflow adjusting cavity of the compressor is controlled by guide vane devices in the air inflow adjusting cavity of the compressor, each guide vane device at least comprises five or more guide vanes which are mutually matched into a circle, the gap opening between adjacent guide vanes is driven and rotated by a deflector rod device connected with each guide vane, each deflector rod device is driven by the same driving disc, the driving disc is driven by a motor, and the motor, the driving disc, the deflector rod devices and the guide vane devices are all positioned in the air inflow adjusting cavity of the compressor. According to the built-in guide vane adjusting method for the compressor, the guide vane device, the motor, the driving disc and the deflector rod device for controlling the air inflow are all sealed in the shell through the shell and the compressor to form the compressor air inflow adjusting cavity, so that the problem of gas leakage is thoroughly solved, zero leakage can be achieved, the leakage risk of the compressor gas is avoided, and meanwhile, the working performance of the compressor is improved.
The motor seat is characterized in that the air outlet air passage is coaxially arranged with the air inlet air passage of the shell, a guide vane device is arranged between the air outlet air passage and the air inlet air passage, a motor seat hole perpendicular to the air inlet air passage is arranged on the side wall of the shell, a coaxial motor wiring hole is arranged in the motor seat hole, a wiring board is connected in the motor wiring hole and is connected with the shell in a sealing way through a sealing ring, and a sealing function is realized. The upper side of the air inlet air passage is provided with a temperature and pressure sensor, the temperature and pressure sensor is matched with a third sealing ring to be connected in a temperature and pressure mounting hole of a connecting seat positioned at the side edge of the shell in a sealing way, and the temperature and pressure sensor senses the temperature and pressure of air suction.
The side of the motor seat hole is provided with a first mounting groove and a second mounting groove which are perpendicular to each other, and the first mounting groove and the second mounting groove are fixedly connected with the motor through screws.
The guide vane device comprises a guide vane, one end of the guide vane is provided with a fan-shaped blade, the other end of the guide vane is provided with a first groove and a first bulge, the first groove is embedded with a second bulge of the connecting deflector rod, the first bulge is embedded with the second groove of the connecting deflector rod, and the integrated assembly performance of the guide vane and the deflector rod is realized through the grooves and bulge structures which are matched with each other.
The deflector rod device comprises a deflector rod, wherein the deflector rod is provided with a counter bore coaxial with the guide vane, a screw sleeved with a spring gasket is arranged in the counter bore, the screw threads are connected with a threaded sleeve in the guide vane shaft hole, parallel first screw holes are formed in the side edges of the counter bore, the first screw holes are matched and connected with one end of the first screw, the other end of the first screw is a cylinder, a coaxial second screw hole is formed in the cylinder, a rotatable ball head is sleeved on the periphery of the cylinder, one end of the ball head is provided with a limit screw, and the limit screw is in threaded connection with the second screw hole. The driving rod is connected with the rectifying housing through driving rod holes, the rectifying housing forms a linkage whole body with each driving rod device through five or more driving rod holes in one-to-one correspondence with the driving rods, and a ball head on each driving rod device corresponds to a driving groove positioned at the inner side of the driving disc. The deflector rod device is matched with the rectifying housing, so that a plurality of deflector rod devices form a linkage device, and the running reliability of equipment is improved.
The driving disk outside be equipped with the spread groove, embedded connection arm-tie one end of spread groove, the arm-tie other end passes through joint connection arm-tie one end, the motor is connected to the arm-tie other end, the joint includes the first spread groove of U-shaped structure, first spread groove side is equipped with the third screw, the second connecting hole of second screw connection arm-tie is passed through to the third screw, first spread groove one side is equipped with the fourth screw, fourth screw threaded connection arm-tie's shaft hole to by first nut locking. The pull rod is located the circumference tangential direction of driving disk, the spread groove side be equipped with the fourth screw, the fourth screw passes through the first connecting hole of fifth screw connection arm-tie one end, the spread groove opposite side is equipped with the round hole to arrange first magnet in the round hole, first magnet control stator aperture display device. The pull rod pushes and pulls the driving disc through linear motion to realize rotary motion, and the ball head corresponds to the poking groove on the inner side of the driving disc, so that the rolling stress direction of the ball head is the same as the rotation direction of the driving disc and the rotation direction of the guide vane, and the control stability is greatly improved.
The guide vane opening display device comprises a display groove positioned in the shell, a spherical second magnet is arranged in the display groove, the second magnet is attracted to the first magnet through the groove bottom of the display groove, a scale display plate is arranged on the outer side of the position corresponding to the second magnet, the guide vane opening is controlled by rotating a driving disc by a certain angle, the first magnet on the driving disc drives the second magnet to synchronously rotate, and the opening of the guide vane is judged by the rotation angle of the second magnet through the reading of the scale display plate.
The driving disc and the rectifying housing are provided with a bearing device therebetween, the bearing device comprises a bearing, the inner side of the bearing is connected with the rectifying housing through a first check ring, the outer side of the bearing is connected with the driving disc through a second check ring, and the rotation resistance of the driving disc around the rectifying housing is reduced.
By adopting the technical scheme, the built-in guide vane adjusting method of the compressor controls the gas flow in the air passage through the guide vane device of the compressor, thereby realizing the control of the overall performance of the compressor and avoiding the risk of gas leakage. After the guide vane adjusting mechanism is built in, the structural size of parts is small, the driving torque is low, a motor with a smaller model can be adopted, and the purchasing cost of parts is reduced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of an internal structure of a method for adjusting a built-in vane of a compressor according to the present invention;
FIG. 2 is a schematic diagram of a mounting structure for a compressor built-in vane adjustment method of the present invention;
FIG. 3 is a schematic perspective view of a housing according to the present invention;
FIG. 4 is a schematic cross-sectional view of the internal mounting structure of the housing of the present invention;
FIG. 5 is a schematic view of the cross-sectional structure of A-A of FIG. 4;
FIG. 6 is a schematic view of the cross-sectional structure B-B of FIG. 5;
FIG. 7 is a schematic view of a motor mounting structure according to the present invention;
FIG. 8 is a schematic diagram of a lever apparatus and vane apparatus mounting structure according to the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to fall within the scope of the invention.
As shown in fig. 1-8, a built-in guide vane adjusting method for a compressor comprises a shell hermetically connected with an air inlet of the compressor, wherein the shell 1 and the compressor form an air inlet amount adjusting cavity of the compressor, the flow of an air outlet air channel 31 of the air inlet amount adjusting cavity of the compressor is controlled by guide vane devices in the air inlet amount adjusting cavity of the compressor, each guide vane device at least comprises five or more guide vanes 13 which are mutually matched into a circle, the gap opening between every two adjacent guide vanes 13 is controlled by driving rotation of each guide vane by a deflector rod device connected with each guide vane, each deflector rod device is driven by the same driving disc 6, the driving disc 6 is driven by a motor 19, and the motor 19, the driving disc 6, the deflector rod devices and the guide vane devices are all positioned in the air inlet amount adjusting cavity of the compressor.
As the structure, the air outlet air channel 31 and the air inlet air channel 32 of the shell 1 are preferably coaxially arranged, a guide vane device is arranged between the air outlet air channel 31 and the air inlet air channel 32, a motor seat hole 182 perpendicular to the air inlet air channel 32 is arranged on the side wall of the shell 1, a coaxial motor wiring hole 111 is arranged in the motor seat hole 182, a wire in the motor wiring hole 111 is connected with the wiring board 17, the wiring board 17 is hermetically connected with the shell 1 through a sealing ring 18, so that excellent sealing performance is formed, and zero leakage of gas can be realized. The side of the air inlet air channel 32 is provided with a temperature and pressure sensor 9, the temperature and pressure sensor 9 is matched with the third sealing ring 10 to be connected in a sealing way and positioned in a temperature and pressure mounting hole 82 of the side connecting seat 71 of the shell 1, and the temperature and pressure sensor 9 senses the air inlet pressure and temperature.
In order to achieve linear driving performance, a first mounting groove 181 and a second mounting groove 183 which are perpendicular to each other are formed in the side edge of the motor seat hole 182, and the first mounting groove 181 and the second mounting groove 183 are fixedly connected with the motor 19 through screws. The guide vane device comprises a guide vane 13, one end of the guide vane 13 is provided with a fan-shaped blade, the guide vane 13 and a deflector rod 5 are connected into a whole through a mortise-tenon structure, the other end of the guide vane 13 is provided with a first groove 132 and a first bulge 131, the first groove 132 is embedded into a second bulge 54 connected with the deflector rod 5, and the first bulge 131 is embedded into a second groove 53 connected with the deflector rod 5. The deflector rod device comprises a deflector rod 5, a counter bore 52 coaxial with a guide vane 13 is arranged in the deflector rod 5, a screw 7 sleeved with a spring gasket 8 is arranged in the counter bore 52, the screw 7 is in threaded connection with a threaded sleeve 11 in a shaft hole of the guide vane 13, parallel first screw holes 51 are formed in the side edges of the counter bore 52, one end of each first screw 42 is connected in a matched mode, the other end of each first screw 42 is a cylinder 4, a coaxial second screw hole 41 is formed in the cylinder 4, a rotatable ball head 3 is sleeved on the periphery of the cylinder 4, a limit screw 2 is arranged at one end of the ball head 3, and the limit screw 2 is in threaded connection with the second screw hole 41. The deflector rods 5 are connected with the rectifying housing 12 through deflector rod holes 123, the rectifying housing 12 forms a linkage whole by deflector rods 5 corresponding to the deflector rod holes 123 one by one or more than five deflector rod devices, and the ball head 3 on each deflector rod device corresponds to one deflector groove 62 positioned on the inner side of the driving disc 6. The outside of the driving disk 6 is provided with a connecting groove 64, one end of a pull plate 22 is connected with the connecting groove 64 in an embedded mode, the other end of the pull plate 22 is connected with one end of a pull rod 191 through a joint 21, the other end of the pull rod 191 is connected with a motor 19, and the pull rod 191 is located in the circumferential tangential direction of the driving disk 6. The pull rod 191 generates vertical up-down push-pull force under the drive of a motor, and the driving force tangent line is applied to the outer circumference of the driving disc 6, so that the driving disc 6 rotates within a certain angle range, the rotation driving force of the driving disc 6 is the same as the rotation angle and the direction of the ball head 3 and the guide vane 13, the stability and the accuracy of the gap opening between the adjacent guide vanes 13 are realized, and the ball head 3 pushes the driving disc 6 to synchronously rotate through the rotation movement, thereby being beneficial to reducing the mutual abrasion between the ball head and the guide vane, and greatly prolonging the service life.
In order to further improve the convenience of connection, the joint 21 includes a first connection groove 213 having a U-shaped structure, a third screw hole 212 is provided at a side of the first connection groove 213, the third screw hole 212 is connected to a second connection hole 221 of the pull plate 22 through a second screw 23, a fourth screw 211 is provided at one side of the first connection groove 213, and the fourth screw 211 is screwed to a shaft hole of the pull rod 191 and is locked by the first nut 20.
As a built-in adjusting device, a fourth screw hole 63 is provided at a side of the connecting groove 64, the fourth screw hole 63 is connected to the first connecting hole 222 at one end of the pull plate 22 by the fifth screw 26, a circular hole 61 is provided at the other side of the connecting groove 64, and a first magnet 27 is disposed in the circular hole 61, and the first magnet 27 controls the guide vane opening display device. The guide vane opening display device comprises a display groove 81 positioned in the shell 1, a spherical second magnet 28 is arranged in the display groove 81, the second magnet 28 is attracted to the first magnet 27 through the groove bottom of the display groove 81, a scale display plate 29 is arranged on the outer side of the position corresponding to the second magnet 28, and the second magnet 28 is synchronously driven to do corresponding movement through the rotary movement of the first magnet 27, so that the technical function that the gap opening between adjacent guide vanes 13 is displayed on the scale display plate 29 is realized.
The first magnet 27 is preferably cylindrical, so as to be conveniently embedded into the round hole 61, and is fixedly bonded through glue, and the second magnet 28 is preferably spherical, so as to be conveniently and smoothly rolled in the display groove 81.
As a structure, a bearing device is preferably arranged between the driving disc 6 and the fairing 12, the bearing device comprises a bearing 15, the inner side of the bearing 15 is connected with the fairing 12 through a first check ring 14, the outer side of the bearing 15 is connected with the driving disc 6 through a second check ring 16, and the bearing device realizes the smooth rotation function of the driving disc 6 around the fairing 12.
Although embodiments of the present invention have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the invention, and that variations, modifications, alternatives, and variations may be made in the above embodiments by those skilled in the art without departing from the spirit and principles of the invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. A method for adjusting a built-in guide vane of a compressor is characterized by comprising the following steps of: the air inlet control device comprises a shell (1) which is connected with an air inlet of a compressor in a sealing way, wherein the shell (1) and the compressor form a compressor air inlet amount adjusting cavity, the flow of an air outlet air channel (31) of the compressor air inlet amount adjusting cavity is controlled by a guide vane device in the compressor air inlet amount adjusting cavity, the guide vane device at least comprises five or more guide vanes (13) which are matched with each other to form a circle, the gap opening between every two adjacent guide vanes (13) is controlled by driving rotation of a deflector rod device which is respectively connected with each guide vane, each deflector rod device is driven by the same driving disc (6), the driving disc (6) is driven by a motor (19), and the motor (19), the driving disc (6), the deflector rod device and the guide vane device are all positioned in the compressor air inlet amount adjusting cavity.
2. The compressor in-blade adjustment method of claim 1, wherein: the motor is characterized in that the air outlet air passage (31) is coaxially arranged with the air inlet air passage (32) of the shell (1), a guide vane device is arranged between the air outlet air passage (31) and the air inlet air passage (32), a motor seat hole (182) perpendicular to the air inlet air passage (32) is formed in the side wall of the shell (1), a coaxial motor wiring hole (111) is formed in the motor seat hole (182), a wire in the motor wiring hole (111) is connected with a wiring board (17), and the wiring board (17) is hermetically connected with the shell (1) through a sealing ring (18); the upper side of the air inlet air passage (32) is provided with a temperature and pressure sensor (9), and the temperature and pressure sensor (9) is matched with a third sealing ring (10) to be connected in a sealing way and positioned in a temperature and pressure mounting hole (82) of a side connecting seat (71) of the shell (1).
3. The compressor in-blade adjustment method of claim 2, wherein: the motor cabinet hole (182) side is equipped with mutually perpendicular's first mounting groove (181) and second mounting groove (183), and first mounting groove (181) and second mounting groove (183) pass through screw fixed connection motor (19), and first mounting groove (181), second mounting groove (183) and motor cabinet hole (182) are U-shaped structure, make things convenient for the installation of motor (19) and set screw.
4. The compressor in-blade adjustment method of claim 1, wherein: the guide vane device comprises a guide vane (13), one end of the guide vane (13) is provided with a fan-shaped blade, the other end of the guide vane (13) is provided with a first groove (132) and a first bulge (131), the first groove (132) is embedded with a second bulge (54) of the connecting deflector rod (5), and the first bulge (131) is embedded with a second groove (53) of the connecting deflector rod (5).
5. The compressor in-blade adjustment method of claim 1, wherein: the deflector rod device comprises a deflector rod (5) and is characterized in that the deflector rod (5) is provided with a counter bore (52) coaxial with a guide vane (13), a screw (7) sleeved with a spring gasket (8) is arranged in the counter bore (52), the screw (7) is in threaded connection with a threaded sleeve (11) in a shaft hole of the guide vane (13), a parallel first screw hole (51) is formed in the side edge of the counter bore (52), the first screw hole (51) is connected with one end of a first screw (42) in a matched mode, the other end of the first screw (42) is a cylinder (4), a coaxial second screw hole (41) is formed in the cylinder (4), a rotatable ball head (3) is sleeved on the periphery of the cylinder (4), a limit screw (2) is arranged at one end of the ball head (3), and the limit screw (2) is in threaded connection with the second screw hole (41).
6. The compressor in-blade adjustment method of claim 5, wherein: the driving rod (5) is connected with the rectifying housing (12) through driving rod holes (123), the rectifying housing (12) is in one-to-one correspondence with the driving rods (5) through five or more driving rod holes (123) to form a linkage whole of each driving rod device, and the ball head (3) on each driving rod device corresponds to a stirring groove (62) positioned at the inner side of the driving disc (6).
7. The compressor in-blade adjustment method of claim 1, wherein: the driving disc (6) outside be equipped with spread groove (64), embedded link pull plate (22) one end of spread groove (64), pull plate (22) other end passes through joint (21) and connects pull rod (191) one end, and motor (19) and constitutes a whole with the motor are connected to the pull rod (191) other end, joint (21) include first spread groove (213) of U-shaped structure, first spread groove (213) side is equipped with third screw (212), second connecting hole (221) of pull plate (22) are connected through second screw (23) in third screw (212), first spread groove (213) one side is equipped with fourth screw (211), the shaft hole of fourth screw (211) threaded connection pull rod (191) to by first nut (20) locking.
8. The compressor in-blade adjustment method of claim 7, wherein: the pull rod (191) is located the circumference tangential direction of driving disk (6), spread groove (64) side be equipped with fourth screw (63), first connecting hole (222) of arm-tie (22) one end are connected through fifth screw (26) to fourth screw (63), spread groove (64) opposite side is equipped with round hole 61 to install first magnet (27) in round hole 61, first magnet (27) control stator aperture display device.
9. The compressor in-blade adjustment method of claim 8, wherein: the guide vane opening display device comprises a display groove (81) positioned in the shell (1), a spherical second magnet (28) is arranged in the display groove (81), the second magnet (28) is attracted with the first magnet (27) through the groove bottom of the display groove (81), and a scale display plate (29) is arranged at the position corresponding to the second magnet (28).
10. The compressor in-blade adjustment method of claim 6, wherein: the driving disc (6) and the rectifying housing (12) are provided with a bearing device, the bearing device comprises a bearing (15), the inner side of the bearing (15) is connected with the rectifying housing (12) through a first check ring (14), and the outer side of the bearing (15) is connected with the driving disc (6) through a second check ring (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410536948.2A CN118208446A (en) | 2024-04-30 | 2024-04-30 | Built-in guide vane adjusting method for compressor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410536948.2A CN118208446A (en) | 2024-04-30 | 2024-04-30 | Built-in guide vane adjusting method for compressor |
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| CN118208446A true CN118208446A (en) | 2024-06-18 |
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| CN202410536948.2A Pending CN118208446A (en) | 2024-04-30 | 2024-04-30 | Built-in guide vane adjusting method for compressor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118375634A (en) * | 2024-06-26 | 2024-07-23 | 浙江欧拉动力科技有限公司 | Built-in interstage runner device of centrifugal compressor |
-
2024
- 2024-04-30 CN CN202410536948.2A patent/CN118208446A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118375634A (en) * | 2024-06-26 | 2024-07-23 | 浙江欧拉动力科技有限公司 | Built-in interstage runner device of centrifugal compressor |
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