CN210106862U - Wing-shaped damping device - Google Patents
Wing-shaped damping device Download PDFInfo
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- CN210106862U CN210106862U CN201920697280.4U CN201920697280U CN210106862U CN 210106862 U CN210106862 U CN 210106862U CN 201920697280 U CN201920697280 U CN 201920697280U CN 210106862 U CN210106862 U CN 210106862U
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Abstract
The utility model provides a wing-shaped damping device, which comprises a connecting port, a central shaft, a fixed rod, a shell, a wing-shaped damper and a rear end fixed rod, wherein the rear end of the connecting port is provided with the shell, the inside of the shell is connected with the central shaft through the fixed rod, and the rear end of the fixed rod is connected with the rear end fixed rod through the wing-shaped damper; the central shaft comprises a peripheral fixing body and a reinforcing rib, the peripheral fixing body is arranged inside the central shaft, and the reinforcing rib is arranged on the inner periphery of the peripheral fixing body. The utility model discloses wing section attenuator, the setting of center pin and rear end dead lever can guarantee the different damping coefficient that the device produced at the different faces, can effectually place the damage of water hammer to the water pump to reduce the resistance to pipeline rivers when the water pump operation, improve to do work the effect with this and use and experience.
Description
Technical Field
The utility model belongs to the technical field of the wing section damping, especially, relate to a wing damping device.
Background
In a closed water circulation system, because the water pump caused by power failure is stopped in the twinkling of an eye, the flow rate in the pipeline is changed sharply, and the water hammer phenomenon is produced, and the water hammer phenomenon is essentially an energy conversion, and because the water hammer phenomenon produces the water shock wave form's reaction force, can cause the damage to the water pump valve, threatens the life of water pump, consequently becomes one of the problem that people need to solve urgently.
The invention of the damper brings a hope for people, but because the existing damper is single in shape and is not enough to provide maximum interference resistance for water hammer phenomenon, so that damage of a valve of the water pump still exists, the wing-shaped damping device provided by the application solves the problems that the existing damper is small in resistance difference between a water flow side of the water pump and a shock wave impact water flow side, not obvious in effect, not different in damping effect on different surfaces, and poor in use experience.
Therefore, it is necessary to invent a wing-shaped damping device.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a wing damping device to the water pump rivers side that solve the existence of current attenuator is poor little with shock wave impact rivers side resistance, and the effect is not obvious, does not have the difference in the damping effect of different faces, uses and experiences poor problem. The wing-shaped damping device comprises a connecting port, a central shaft, a fixing rod, a shell, a wing-shaped damper and a rear end fixing rod, wherein the shell is arranged at the rear end of the connecting port, the central shaft is connected to the interior of the shell through the fixing rod, and the rear end of the fixing rod is connected with the rear end fixing rod through the wing-shaped damper; the central shaft comprises an outer fixing and a reinforcing rib, the outer fixing is arranged inside the central shaft, and the reinforcing rib is arranged on the inner periphery of the outer fixing; the central shaft is made of titanium steel with a front end semicircular connecting cylindrical structure and a rear end flaring cylindrical structure connected with an elliptical structure surface, the front end surface of the central shaft is arranged at one end of a fixed rod through a welding structure, and the rear end of the central shaft is connected with a rear end fixed rod through a welding machine structure; the wing-shaped damper is made of titanium steel with a wing-shaped structure, is distributed on the periphery of the central shaft in a quadrilateral symmetrical structure, and is symmetrically arranged on two sides of the rear end fixing rod through a welding structure; the shell adopts the titanium steel of cylindrical cavity structure, and both ends all are provided with the connector through welded structure symmetry around the shell, and both ends are connected with dead lever and rear end fixed rod through welding mechanism respectively around the inner wall of this shell.
The dead lever adopts the titanium steel of cylindrical structure, and the one end of dead lever passes through welded structure and sets up in the peripheral one side of center pin, and this dead lever is symmetrical structure and distributes in the both sides of center pin, ensures the fixity ability of device, guarantees the overall stability connection performance of device, ensures the collocation of device and does work the performance, promotes to use and experiences.
The titanium steel of "x" structure is adopted to the rear end fixed rod, and the rear end fixed rod passes through welded structure and sets up for corresponding the setting with the airfoil damper, and the quantity of this airfoil damper is four pairs, is favorable to ensuring the shock wave interference nature of device, ensures the rear end collocation nature of device, and the mediation performance and the interference performance of hoisting device when the water hammer phenomenon appears promote work efficiency.
The periphery is solid to adopt the titanium steel of ring structure, and the solid radius of periphery adapts to the adjustment by the position of nestification in the center pin outer end, and this peripheral solid welding sets up in the inside of center pin through nested structure behind the periphery of strengthening rib, ensures the inside steadiness of device, and the laminating nature of hoisting device guarantees the whole firm degree of device to this hoisting device's whole use is experienced.
The reinforcing rib is made of titanium steel with a cylindrical structure, the length of the reinforcing rib is equal to that of the central shaft, the section radius of the reinforcing rib is smaller than that of the central shaft, the whole internal loss support performance of the device is guaranteed, the internal service life of the device is guaranteed, the whole shock resistance of the device is guaranteed, and therefore the working performance of the device is improved.
The connector adopts the titanium steel of cylindrical cavity structure, and the inner wall of connector is provided with the screw thread cavity through seting up the structure, and this connector accessible external screw thread connection or external thread tightening carry out the mounting structure operation, can ensure the bulk connection performance of device, ensure the overall stability of device, promote the installation fixity of device.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the utility model discloses the setting of center pin guarantees that the device is at the resistance coefficient of shock wave impact force side, and the overall resistance when shock wave impact force side and shock wave flow take place elastic collision ensures to block its impact force effectively, reduces the water pump damage.
2. The utility model discloses the setting of wing section attenuator guarantees the coefficient of resistance of the wing section contact of device, and the whole coefficient of resistance when reducing the water pump and normally flowing produces the change, ensures that the device has different coefficient of resistance at the different faces to this reduces the flow resistance of water pump.
3. The utility model discloses the whole fixity of device is ensured in the setting of rear end fixed rod, guarantees the whole collocation performance of device, guarantees the overall stability of device, ensures that the use of device is experienced.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic side view of fig. 1 according to the present invention.
Fig. 3 is a schematic view of the structure of the central shaft in fig. 1 according to the present invention.
Fig. 4 is a schematic diagram of the rear end face structure of fig. 1 according to the present invention.
In the figure:
1-bag body, 2-side plug, 3-inner through, 4-side auxiliary, 5-main seal, 51-vertical column, 52-plug, 53-seal ring, 6-main cavity, 61-upper sliding column, 62-lower guiding column and 7-transverse through.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
example (b):
as shown in figures 1 to 4
The utility model provides a wing-shaped damping device, which comprises a connecting port 1, a central shaft 2, a fixed rod 3, a shell 4, a wing-shaped damper 5 and a rear end fixed rod 6, wherein the rear end of the connecting port 1 is provided with the shell 4, the inner part of the shell 4 is connected with the central shaft 2 through the fixed rod 3, and the rear end of the fixed rod 3 is connected with the rear end fixed rod 6 through the wing-shaped damper 5; the central shaft 2 comprises an outer fixing 21 and a reinforcing rib 22, the outer fixing 21 is arranged inside the central shaft 2, and the reinforcing rib 22 is arranged on the inner periphery of the outer fixing 21; the central shaft 2 is made of titanium steel with a front end semicircular connecting cylindrical structure and a rear end flaring cylindrical structure connected with an elliptical structure surface, the front end surface of the central shaft 2 is arranged at one end of the fixed rod 3 through a welding structure, and the rear end of the central shaft 2 is connected with a rear end fixed rod 6 through a welding machine structure; the wing-shaped damper 5 is made of titanium steel with a wing-shaped structure, the wing-shaped damper 5 is distributed on the periphery of the central shaft 2 in a four-side symmetrical structure, and the wing-shaped damper 5 is symmetrically arranged on two sides of the rear end fixing rod 6 through a welding structure; the shell 4 is made of titanium steel with a cylindrical cavity structure, the front end and the rear end of the shell 4 are symmetrically provided with connectors 1 through welding structures, and the front end and the rear end of the inner wall of the shell 4 are respectively connected with a fixing rod 3 and a rear end fixing rod 6 through welding mechanisms.
Dead lever 3 adopts the titanium steel of cylindrical structure, and the one end of dead lever 3 passes through welded structure and sets up in the peripheral one side of center pin 2, and this dead lever 3 carries out the fixed knot structure operation through center pin 2 and shell 4, ensures the fixity ability of device, guarantees the overall stability connection performance of device, ensures the collocation of device and does work the performance, promotes to use and experiences.
The rear end fixed rod 6 adopts the titanium steel of "x" structure, and the rear end fixed rod 6 sets up for corresponding the setting with airfoil damper 5 through welded structure, and this airfoil damper 5's quantity is four pairs, is favorable to ensuring the shock wave interference resistance of device, ensures the rear end collocation nature of device, and the mediation performance and the interference resistance performance of hoisting device when the water hammer phenomenon appears promote work efficiency.
Peripheral solid 21 adopts the titanium steel of ring structure, and the radius of peripheral solid 21 adapts to the adjustment by the position of nestification in 2 outer ends of center pin, and this peripheral solid 21 welds and sets up in the inside of center pin 2 through nested structure behind the periphery of strengthening rib 22, ensures the inside steadiness of device, and the whole firm degree of device is guaranteed to the laminating nature of hoisting device to this hoisting device's whole use is experienced.
The reinforcing rib 22 is made of titanium steel with a cylindrical structure, the length of the reinforcing rib 22 is equal to that of the central shaft 2, and the section radius of the reinforcing rib 22 is smaller than that of the central shaft 2, so that the whole internal loss support performance of the device is guaranteed, the internal service life of the device is guaranteed, the whole shock resistance of the device is guaranteed, and the working performance of the device is improved.
The connector 1 is made of titanium steel with a cylindrical cavity structure, a threaded cavity is formed in the inner wall of the connector 1 through an opening structure, the connector 1 can be used for mounting structure operation through external threaded connection or external threaded fixation, the overall connection performance of the device can be guaranteed, the overall stability of the device is guaranteed, and the mounting fixity of the device is improved.
Principle of operation
The utility model discloses in, this device is installed on closed water circulation system's water pump outlet pipe way, when the water pump normal operating, water pump rivers side is got into by front end connector 1, and then contact fixing pole 3, and through center pin 2 backward with this contact wing section attenuator 5 and rear end fixed rod 6, in this process, water pump rivers contact device's front, its resistance coefficient is little, the resistance is relatively low, can not produce the influence to rivers flow, and when the water hammer phenomenon produces, the shock wave impact force produces at first at rear end dead lever 6, the shock wave impact force contacts wing section attenuator 5's rear end at first here, its resistance coefficient is big, guarantee the damping effect, in this process, according to resistance equation FD ═ DC 2 ρ v2A (DC is a resistance coefficient), refer to the relevant data of the wing profile object resistance coefficient DC published by the American aerospace office, the resistance coefficient of the wing profile object in the device as a damper is at the shock wave impact side, because the whole elliptical plane at the rear end of the central shaft 2 is contacted, the resistance coefficient reaches 1, when the wing profile object elastically collides with the shock wave, the impact force can be effectively blocked, and at the water flow side of the water pump, the central shaft 2 of the vertical wing profile structure contacted with the wing profile damper 5 has a resistance coefficient of about 0.0013, therefore, when the water pump is in the whole operation, the resistance to the water flow can be effectively reduced.
Utilize technical scheme, or technical personnel in the field are in the utility model discloses under technical scheme's the inspiration, design similar technical scheme, and reach above-mentioned technological effect, all fall into the utility model discloses a protection scope.
Claims (6)
1. A wing damper, characterized by: the wing-shaped damper comprises a connecting port (1), a central shaft (2), a fixing rod (3), a shell (4), a wing-shaped damper (5) and a rear end fixing rod (6), wherein the shell (4) is arranged at the rear end of the connecting port (1), the inner part of the shell (4) is connected with the central shaft (2) through the fixing rod (3), and the rear end of the fixing rod (3) is connected with the rear end fixing rod (6) through the wing-shaped damper (5); the central shaft (2) comprises an outer periphery fixing body (21) and a reinforcing rib (22), the outer periphery fixing body (21) is arranged inside the central shaft (2), and the reinforcing rib (22) is arranged on the inner periphery of the outer periphery fixing body (21); the central shaft (2) is connected with titanium steel of an oval structure surface by adopting a front end semicircle connecting cylindrical structure and a rear end flaring cylindrical structure, the front end surface of the central shaft (2) is arranged at one end of the fixed rod (3) through a welding structure, and the rear end of the central shaft (2) is connected with a rear end fixed rod (6) through a welding machine structure; the wing-shaped damper (5) is made of titanium steel with a wing-shaped structure, the wing-shaped damper (5) is distributed on the periphery of the central shaft (2) in a four-side symmetrical structure, and the wing-shaped damper (5) is symmetrically arranged on two sides of the rear end fixing rod (6) through a welding structure; the titanium steel that shell (4) adopted cylindrical cavity structure, and both ends all are provided with connector (1) through welded structure symmetry around shell (4), and both ends are connected with dead lever (3) and rear end fixed rod (6) through welding mechanism respectively around the inner wall of this shell (4).
2. The foil damping device of claim 1, wherein: the fixing rod (3) is made of titanium steel with a cylindrical structure, one end of the fixing rod (3) is arranged on one side of the periphery of the central shaft (2) through a welding machine structure, and the fixing rod (3) is distributed on two sides of the central shaft (2) in a symmetrical structure.
3. The foil damping device of claim 1, wherein: the rear end fixed rod (6) is made of titanium steel with an x-shaped structure, the rear end fixed rod (6) is arranged on the periphery of the rear end of the central shaft (2) through a welding mechanism, and the central shaft (2) is matched with the wing-shaped damper (5) through the rear end fixed rod (6).
4. The foil damping device of claim 1, wherein: the peripheral fixing body (21) is made of titanium steel with a circular ring structure, reinforcing ribs (22) are arranged on the inner periphery of the peripheral fixing body (21) through a structure, and the peripheral fixing body (21) is uniformly arranged on the periphery of the reinforcing ribs (22) through a welding structure.
5. The foil damping device of claim 1, wherein: the reinforcing rib (22) is made of titanium steel with a cylindrical structure, the reinforcing rib (22) is welded and fixed at the interface end through the peripheral fixing body (21), and the reinforcing rib (22) and the peripheral fixing body (21) are matched for use.
6. The foil damping device of claim 1, wherein: the connector (1) is made of titanium steel with a cylindrical cavity structure, a threaded cavity is formed in the surface of the connector (1) through an opening structure, and the connector (1) and the shell (4) are matched for use.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920697280.4U CN210106862U (en) | 2019-05-16 | 2019-05-16 | Wing-shaped damping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920697280.4U CN210106862U (en) | 2019-05-16 | 2019-05-16 | Wing-shaped damping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210106862U true CN210106862U (en) | 2020-02-21 |
Family
ID=69560609
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920697280.4U Active CN210106862U (en) | 2019-05-16 | 2019-05-16 | Wing-shaped damping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210106862U (en) |
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2019
- 2019-05-16 CN CN201920697280.4U patent/CN210106862U/en active Active
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