CN210064006U - Vibration reduction flange - Google Patents
Vibration reduction flange Download PDFInfo
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- CN210064006U CN210064006U CN201920444993.XU CN201920444993U CN210064006U CN 210064006 U CN210064006 U CN 210064006U CN 201920444993 U CN201920444993 U CN 201920444993U CN 210064006 U CN210064006 U CN 210064006U
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- vibration damper
- damping
- plunger
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Abstract
The utility model relates to a damping technical field of cement tank car, concretely relates to a damping flange for cement tank car, through mesh in-process between the tooth's socket of internal tooth on the outer dish and inner disc mutually, the internal tooth is when transmitting the moment of torsion, the buffering vibration damper on tooth's socket both sides wall can alleviate the meshing collision of internal tooth and tooth's socket effectively, the second buffering vibration damper who is connected on the face of baffle and outer disc contact, mainly cushion the damping to the produced impact vibration at the axial direction jar body, especially the vehicle jolts on uneven road surface, with higher speed, under the condition such as speed reduction and brake, the impact that the jar body produced is alleviated, adopt the ring flange structure that has buffering vibration damper, through slowing down to the vibration impact, in order to avoid causing the damage of bearing and reduction gear, reach guard action effectively.
Description
Technical Field
The utility model relates to a damping technical field of flange, concretely relates to damping flange.
Background
The vibration reduction flange of the cement tank truck is mainly used for rotation driving use of the tank body of the cement tank truck in the transportation process and buffering vibration reduction in the transportation process, protects a driving system of the tank body and a frame chassis and prevents damage caused by overlarge impact.
In actual reality life, the cement tank truck is the indispensable transport means in the building process, transports the cement concrete that will stir through the cement tank truck and carries out concrete placement to the assigned position. In the transportation, because the construction environment is abominable, jolting of vehicle in the transportation is more violent, especially on non-pavement, splendid attire concrete tank weight is great, and it is great to jolt in-process vibration, and is great to the impact of reduction gear, especially to the bearing impact effect of ring flange department and lead to the bearing to damage, leads to the unable rotation of jar body as a result, and the concrete of jar internal solidifies soon, appears building a jar phenomenon, causes huge loss. To foretell prior art problem, the utility model discloses a ring flange structure with buffering vibration damper, through slowing down to the vibration impact to cause the damage of bearing and reduction gear, reach the guard action effectively.
SUMMERY OF THE UTILITY MODEL
The utility model overcomes prior art's is not enough, provides a flange structure with buffering vibration damper, especially a damping flange for cement tank car.
The utility model provides a technical problem can adopt following technical scheme to realize:
a vibration damping flange comprising:
the outer edge of the inner disc is provided with an inwards concave tooth groove;
the outer disc is of a circular ring structure, inner teeth are arranged on the inner ring of the outer disc, the inner disc is nested in the inner ring of the outer disc and is coaxial, and the inner teeth of the outer disc are meshed with tooth grooves of the inner disc;
the first buffer vibration damper is arranged between the contact surface of the internal teeth and the tooth grooves in the radial direction relative to the outer disc;
and the second buffer vibration damper is arranged between the internal teeth and the tooth groove contact surface relative to the axial direction of the outer disc.
One side of the inner disc is detachably connected with a baffle through a bolt, the outer edge of the baffle is flush with the outer edge of the inner disc, the groove wall on one side of the tooth groove is the baffle, the outer disc is clamped between the tooth groove formed by the inner disc and the baffle together, the contact surfaces of the two sides of the outer disc, which are respectively opposite to the baffle and the inner disc, are provided with first seat holes, and the first seat holes are internally connected with second buffer vibration dampers; and second seat holes are formed in two side walls of the tooth grooves in the radial direction relative to the outer disc, and the second seat holes are internally connected with a first buffering vibration damper.
The first buffer vibration damping device and the second buffer vibration damping device respectively comprise a plunger, a belleville spring, a cylindrical spring, a piston and a sealing ring, the belleville spring is connected to the bottom of the seat hole, the plunger is connected to the upper portion of the belleville spring, the plunger is of a hollow structure, the cylindrical spring and the piston are connected inside the plunger, the cylindrical spring is located on the piston, and a damping hole is formed in the bottom of the plunger.
And the outer cylindrical surface of the plunger and the cylindrical surface of the piston are both connected with sealing rings.
Damping liquid is filled in a cavity formed by the belleville spring gap and the piston and the plunger, and the damping liquid is silicone oil or engine oil.
The first buffer vibration damper contacts with the side face of the inner teeth on the outer disc, the second buffer vibration damper contacts with the horizontal disc face of the inner teeth on the outer disc, and gaps are reserved between the inner teeth and the side faces of the tooth grooves.
The damping hole can be arranged in one or more than one.
The inner teeth on the outer disc and the tooth grooves of the inner disc are triangular or involute shapes.
The outer edge of the outer disc is uniformly provided with through holes on the upper surface, and the middle part of the inner disc is also connected with a spline shaft.
The vibration reduction flange is applied to a cement tank truck.
The utility model has the advantages that:
compared with the prior art, the utility model discloses a:
1. in the meshing process of the inner disc and the outer disc, when the teeth transmit torque, the buffer vibration damper on the tooth side can effectively reduce the meshing collision between the teeth and the tooth sockets, and the collision impact caused by torsional vibration between the teeth and the tooth sockets is buffered by utilizing the stronger buffer vibration damping capacity of the belleville spring and the action of hydraulic damping;
2. the buffer damping device is arranged between the end faces of the outer disc, the inner disc and the baffle plate, and is mainly used for buffering and damping impact vibration generated by the tank body in the axial direction, and especially for relieving the impact generated by the tank body under the conditions of bumpiness, acceleration, deceleration, braking and the like of a vehicle on an uneven road surface;
3. in order to effectively reduce the influence of impact vibration on key parts of the speed reducer, the buffering shock absorber is arranged at the contact part of the flange plate, so that the release of impact force is effectively slowed down, and the key parts are protected. When the outer disc transmits the impact vibration of the tank body, the impact can be reduced under the action of the buffer shock absorber no matter the impact vibration is rotary or axial. When the plunger is impacted by external force, the plunger extrudes the belleville spring, meanwhile, damping liquid in the space of the belleville spring passes through the damping hole in the plunger, the liquid pressure pushes the piston and extrudes the cylindrical spring, and in the process, the elastic resistance generated by extrusion of the belleville spring, the damping force generated by the liquid passing through the damping hole and the spring force of the piston extruding the cylindrical spring are used for slowing down external impact force under the action of the elastic resistance, the damping force and the spring force, wherein the belleville spring and fluid flow through the damping hole have strong damping energy consumption effects. After the external impact force disappears, the spring is restored to the initial state under the action of the restoring force of the spring so as to buffer and reduce the vibration of the next impact action.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is an axial structural schematic diagram of the present invention.
Fig. 2 is a schematic view of the circumferential structure of the present invention.
Fig. 3 is a schematic structural view of the damping device of the present invention.
In the figure: 1-outer disc, 2-inner disc, 3-baffle, 4-inner tooth, 5-tooth groove, 6-first buffer vibration damper, 7-second buffer vibration damper, 8-plunger, 9-belleville spring, 10-cylindrical spring, 11-piston, 12-sealing ring, 13-damping liquid, 14-bolt, 15-spline shaft and 16-through hole.
Detailed Description
The embodiments of the vibration reduction flange in the present invention are described in the following examples in the application to the cement tank truck.
Example 1:
referring to fig. 1 and 2, a vibration reduction flange includes:
the outer edge of the inner disc 2 is provided with an inwards concave tooth socket 5;
the outer disc 1 is of a circular ring structure, inner teeth 4 are arranged on the inner ring of the outer disc 1, the inner disc 2 is nested in the inner ring of the outer disc 1 and is coaxial, and the inner teeth 4 of the outer disc 1 are meshed with tooth grooves 5 of the inner disc 2;
a first buffer vibration damper 6, wherein the first buffer vibration damper 6 is arranged between contact surfaces of the internal teeth 4 and the tooth grooves 5 in the radial direction relative to the outer disc 1;
and a second damper 7, wherein the second damper 7 is arranged between the contact surfaces of the internal teeth 4 and the tooth grooves 5 in the axial direction of the outer disc 1.
Preferably, one side of the inner disc 2 is detachably connected with a baffle 3 through a bolt 14, the outer edge of the baffle 3 is flush with the outer edge of the inner disc 2, the groove wall on one side of the tooth groove 5 is the baffle 3, the outer disc 1 is clamped between the tooth groove 5 formed by the inner disc 2 and the baffle 3, the contact surfaces of the two sides of the outer disc 1, which are respectively opposite to the baffle 3 and the inner disc 2, are provided with first seat holes, and the first seat holes are internally connected with second buffer vibration dampers 7; and second seat holes are formed in two side walls of the tooth grooves 5 in the radial direction relative to the outer disc 1, and first buffer vibration damping devices 6 are connected in the second seat holes.
In actual use: in the process of meshing between the internal teeth 4 on the outer disc 1 and the tooth spaces of the inner disc 2, when the internal teeth 4 transmit torque, a first buffer vibration damper 6 is arranged between contact surfaces of the internal teeth 4 and the tooth spaces 5 in the radial direction of the outer disc 1, meshing collision between the internal teeth 4 and the tooth spaces 5 can be effectively reduced, a second buffer vibration damper 7 is arranged between contact surfaces of the internal teeth 4 and the tooth spaces 5 in the axial direction of the outer disc 1, and buffer vibration damping is mainly carried out on impact vibration generated by a tank body in the axial direction.
When outer dish 1 is connected the centre gripping through baffle 3 and inner disc 2, concrete first buffering vibration damper 6 is connected and is opened at tooth's socket 5 and has the second seathole for the both sides wall of outer dish 1 radial direction, power when lightening the meshing collision of internal tooth 4 with tooth's socket 5 effectively, second buffering vibration damper 7 is connected and all is opened on baffle 3 through tooth's socket 5 and inner disc 2 corresponding face has first seathole downthehole, the produced impact vibration of the jar body carries out buffering damping at the axial direction, it is convenient for dismantle the change to specifically connect through bolt 14 between baffle 3 and the inner disc 2, this structure is one of them implementation structure of this flange, this structure is convenient for dismantle the maintenance.
Example 2:
referring to fig. 3, the present embodiment is different from embodiment 1 in that: first buffering vibration damper 6 and second buffering vibration damper 7 all include plunger 8, belleville spring 9, cylindrical spring 10, piston 11, sealing washer 12, belleville spring 9 connects in the bottom of seat hole, plunger 8 connects in belleville spring 9's top, plunger 8 is hollow structure, and internal connection has cylindrical spring 10 and piston 11, and cylindrical spring 10 is located on piston 11, and open the bottom of plunger 8 has the damping hole.
Preferably, the outer cylindrical surface of the plunger 8 and the cylindrical surface of the piston 11 are both connected with sealing rings.
Preferably, damping liquid 13 is filled in the gap of the belleville spring 9 and the cavity formed by the piston 11 and the plunger 8, and the damping liquid 13 is silicon oil or engine oil.
In actual use: the first buffer vibration damper 6 and the second buffer vibration damper 7 are respectively arranged at the contact position of the flange plate, the release of impact force is effectively slowed down, key parts are protected, when the outer plate 1 transmits impact vibration of the tank body, no matter the impact vibration is rotary or axial, the impact can be reduced under the action of the first buffer vibration damper 6 and the second buffer vibration damper 7, the impact shock caused by torsional vibration of the teeth 4 and the tooth spaces 5 is buffered by utilizing the stronger buffer vibration damping capacity of the belleville spring 9, particularly, when the plunger 8 is impacted by external force, the plunger 8 extrudes the belleville spring 9, meanwhile, damping liquid 13 in the space of the belleville spring 9 passes through a damping hole on the plunger 8, the liquid pressure pushes the piston 11 and extrudes the cylindrical spring 10, the elastic resistance generated by the extrusion of the belleville spring 9 in the process, the damping force generated by the liquid passing through the damping hole and the spring force of the cylindrical spring 10 extruded by the piston 11, under the action of the forces, the external impact force is relieved, wherein the belleville springs 9 and the damping liquid 13 both have strong damping energy dissipation effects when flowing through the damping holes. After the external impact force disappears, under the restoring force action of the belleville springs 9 and the cylindrical springs 10, the belleville springs 9 and the cylindrical springs 10 restore to the initial state so as to buffer and damp the next impact action, wherein the damping liquid 13 is silicon oil or engine oil.
Example 3:
this embodiment is different from embodiment 1 or 2 in that: the first buffer vibration damper 6 is in contact with the side face of the inner teeth 4 on the outer disc 1, the second buffer vibration damper 7 is in contact with the horizontal disc face of the inner teeth 4 on the outer disc 1, and gaps are reserved between the inner teeth 4 and the side faces of the tooth grooves 5.
In actual use: the side of internal tooth 4 contacts on first buffering vibration damper 6 and the outer dish 1, the horizontal quotation of internal tooth 4 contacts on second buffering vibration damper 7 and the outer dish 1, it is specific that the side of internal tooth 4 contacts on plunger 8 stopper on first buffering vibration damper 6 and the outer dish 1, the horizontal quotation of internal tooth 4 contacts on plunger on the second buffering vibration damper 7 and the outer dish 1, guarantee that the buffer power between internal tooth 4 and tooth's socket 5 and between baffle 3 and the outer dish 1 can be more cushioned when receiving external force, effectively slow down the release of buffering key spare part, protect key spare part, the space of plunger 8 stopper on first buffering vibration damper 6 is guaranteed in the clearance is left with the side of tooth's socket 5 to internal tooth 4, the clearance size here is less than 6mm, as long as the distance in this scope can all make first buffering vibration damper 6 can reach best cushioning effect.
Example 4:
the present embodiment is different from embodiment 2 in that: the damping hole can be arranged in one or more than one.
In actual use: the damping holes can be set to be one or more, the flowing speed of the damping liquid 13 is relatively slow when one hole is formed, the flowing time of the damping liquid 13 is shortened when the holes are formed, meanwhile, the filling in the wall is more uniform, and the use effect of the device can not be influenced when one hole or more holes are left in practical use.
Example 5:
the present embodiment is different from embodiment 1 in that: the inner teeth 4 on the outer disc 1 and the tooth grooves 5 of the inner disc 2 are triangular or involute shapes.
Preferably, the upper surface of the outer edge of the outer disc 1 is uniformly provided with through holes, and the middle part of the inner disc 2 is also connected with a spline shaft.
In actual use: the shape of tooth's socket 5 with internal tooth 4 on the outer dish 1 and inner disc 2 is triangle-shaped or involute shape and makes more firm of outer dish 1 and inner disc 2 meshing, and outer dish 1 is evenly opened on the upper surface outward, and with jar body coupling when being convenient for in-service use, the middle part of inner disc 2 still is connected with the integral key shaft, the integrated device and retarder connection of being convenient for.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art, and all such changes are within the scope of the present invention.
It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
Technical solutions between various embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
Claims (9)
1. A vibration damping flange, comprising:
the outer edge of the inner disc (2) is provided with an inwards concave tooth groove (5);
the outer disc (1) is of a circular ring structure, inner teeth (4) are arranged on the inner ring of the outer disc (1), the inner disc (2) is nested in the inner ring of the outer disc (1) and is coaxial, and the inner teeth (4) of the outer disc (1) are meshed with tooth grooves (5) of the inner disc (2);
the first buffer vibration damper (6), the first buffer vibration damper (6) is set up between the contact surface of internal tooth (4) and tooth space (5) of radial direction relative to the outer disc (1);
and the second buffer vibration damper (7), and the second buffer vibration damper (7) is arranged between the contact surfaces of the internal teeth (4) and the tooth grooves (5) relative to the axial direction of the outer disc (1).
2. A vibration damping flange according to claim 1, wherein: one side of the inner disc (2) is detachably connected with a baffle (3) through a bolt (14), the outer edge of the baffle (3) is flush with the outer edge of the inner disc (2), the groove wall on one side of the tooth groove (5) is the baffle (3), the outer disc (1) is clamped between the tooth groove (5) formed by the inner disc (2) and the baffle (3) together, first seat holes are formed in contact surfaces of two sides of the outer disc (1) respectively opposite to the baffle (3) and the inner disc (2), and second buffering vibration dampers (7) are connected in the first seat holes; and second seat holes are formed in the two side walls of the tooth grooves (5) in the radial direction relative to the outer disc (1), and the second seat holes are internally connected with first buffer vibration damping devices (6).
3. A vibration damping flange according to claim 2, wherein: first buffering vibration damper (6) and second buffering vibration damper (7) all include plunger (8), disc spring (9), cylindrical spring (10), piston (11), sealing washer (12), disc spring (9) are connected in the bottom of seat hole, plunger (8) are connected in the top of disc spring (9), plunger (8) are hollow structure, and internal connection has cylindrical spring (10) and piston (11), cylindrical spring (10) are located on piston (11), the bottom of plunger (8) is opened there is the damping hole.
4. A vibration damping flange according to claim 3, wherein: and the outer cylindrical surface of the plunger (8) and the cylindrical surface of the piston (11) are both connected with sealing rings.
5. A vibration damping flange according to claim 3, wherein: damping liquid (13) is filled in a cavity formed by the gap of the belleville spring (9) and the piston (11) and the plunger (8), and the damping liquid (13) is silicone oil or engine oil.
6. A vibration damping flange according to claim 1, wherein: the lateral surfaces of the inner teeth on the first buffer vibration damper (6) and the outer disc (1) are contacted, the horizontal disc surface of the inner teeth on the second buffer vibration damper (7) and the outer disc (1) is contacted, and gaps are reserved between the inner teeth (4) and the lateral surfaces of the tooth grooves (5).
7. A vibration damping flange according to claim 3, wherein: the damping hole can be arranged in one or more than one.
8. A vibration damping flange according to claim 1, wherein: the inner teeth (4) on the outer disc (1) and the tooth grooves (5) of the inner disc (2) are triangular or involute in shape.
9. A vibration damping flange according to claim 1, wherein: the outer disc (1) is evenly provided with through holes on the upper surface of the outer edge, and the middle part of the inner disc (2) is also connected with a spline shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920444993.XU CN210064006U (en) | 2019-04-03 | 2019-04-03 | Vibration reduction flange |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920444993.XU CN210064006U (en) | 2019-04-03 | 2019-04-03 | Vibration reduction flange |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210064006U true CN210064006U (en) | 2020-02-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920444993.XU Active CN210064006U (en) | 2019-04-03 | 2019-04-03 | Vibration reduction flange |
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| Country | Link |
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| CN (1) | CN210064006U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110027814A (en) * | 2019-04-03 | 2019-07-19 | 西安卓士博液压工程有限责任公司 | A kind of vibration-damping flange |
-
2019
- 2019-04-03 CN CN201920444993.XU patent/CN210064006U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110027814A (en) * | 2019-04-03 | 2019-07-19 | 西安卓士博液压工程有限责任公司 | A kind of vibration-damping flange |
| CN110027814B (en) * | 2019-04-03 | 2024-01-26 | 西安卓士博液压工程有限责任公司 | Vibration reduction flange |
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