CN207421210U - For the liquid compound spring of gearbox hydraulic support device - Google Patents
For the liquid compound spring of gearbox hydraulic support device Download PDFInfo
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- CN207421210U CN207421210U CN201721330415.0U CN201721330415U CN207421210U CN 207421210 U CN207421210 U CN 207421210U CN 201721330415 U CN201721330415 U CN 201721330415U CN 207421210 U CN207421210 U CN 207421210U
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- spring
- liquid compound
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- compound spring
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Abstract
The utility model provides a kind of liquid compound spring for gearbox hydraulic support device, including：Seal valve seat；The spring body being arranged on the seal valve seat, the spring body collectively define liquid containing chamber with the seal valve seat, compressive resilience film are equipped in the liquid containing intracavitary；And the reinforcer in the body part is arranged on, wherein, the reinforcer is configured to continous way metallic framework.
Description
Technical field
The utility model is related to wind-driven generator group wheel box shock mitigation system fields, and gear-box is used for more particularly to one kind
The liquid compound spring of hydraulic support device.
Background technology
In recent years, people's active development clean energy resource, wherein wind energy are a kind of new energy for cleaning and continuing forever.With to wind energy
Continually develop, wind generating technology has obtained development at full speed.With the continuous development of MW class wind turbine group, wind turbine
Load it is increasing.Therefore, the damping of the key components and parts of generating set is also particularly important.
The supporting way of wind power generating set of the prior art mainly uses hydraulic pressure support.Hydraulic pressure support is mainly used for four
Point support type is a kind of novel damping support to grow up on traditional elastic brace foundation.Wind based on hydraulic pressure support
The damping of the gearbox system of power generator group mainly uses liquid compound spring.This liquid compound spring is sent out mounted on wind-force
The left and right sides of the gear-box of motor group per each one of side, is primarily subjected to the torsional load of gear-box.Wherein, on the left of gear-box
The liquid compound spring of lower end is connected with the liquid compound spring of right side upper end by high-pressure hose, and the liquid of left side upper end is compound
Spring is connected with the liquid compound spring of right side lower end also by high-pressure hose.The hydraulic pressure support of this structure is bearing torsion load
During lotus, since the two pieces elastomer of pressure-bearing is connected by high-pressure hose, liquid is not flowable, shows as very big torsion stiffness.
And when bearing vertical load, the liquid of the liquid compound spring intracavitary of two pieces lower end flow to the liquid of upper end by high-pressure hose
Complex spring intracavitary shows as the vertical stiffness of very little and larger damping.
At present, the inner reinforcing elements of hydraulic pressure support of the prior art use the individual circular disc of multilayer, multi-layer circular
The rubber body of disk and hydraulic pressure support forms one by vulcanization.The rigidity that the hydraulic pressure support of this structure provides has
Limit, and the stiffness equivalent scope of the hydraulic pressure support is smaller.And in practical applications, it usually will be by the initial internal pressure of hydraulic pressure support
That adjusts is very high, this can so that hydraulic pressure support is also very big in internal pressure when running that works, so as to increase the leakage wind of hydraulic pressure support
Danger.
In order to adapt to the development of big megawatt of type it is necessary to increasing considerably the rigidity of hydraulic pressure support.And common hydraulic pressure branch
The chamber pressure of support cannot achieve the purpose that increase rigidity, therefore, there is an urgent need for it is a kind of can reach work when required maximum rigidity,
The elastic element of the stiffness equivalent scope of hydraulic pressure support can be increased again.
Utility model content
For it is at least some as described above the technical issues of, the utility model is intended to provide a kind of for hydraulic support device
Liquid compound spring.The liquid compound spring is capable of providing the rigidity of bigger compared with common hydroelasticity element, simultaneously
Increase the stiffness equivalent scope of hydraulic pressure support.
For this purpose, according to the utility model, a kind of liquid compound spring for gearbox hydraulic support device is provided, is wrapped
It includes：Seal valve seat；The spring body being arranged on the seal valve seat, the spring body limit jointly with the seal valve seat
Liquid containing chamber, in the liquid containing intracavitary is equipped with compressive resilience film；And it is arranged on adding in the body part
Strong part, wherein, the reinforcer is configured to continous way metallic framework.
In a preferred embodiment, the body part is made of rubber material, the continous way metallic framework by
Steel is made.
In a preferred embodiment, the metallic framework and the body part form one by vulcanization.
In a preferred embodiment, the metallic framework is configured to helical spring.
In a preferred embodiment, the internal diameter of the helical spring is more than the outer of the antelabium of the compressive resilience film
Footpath.
In a preferred embodiment, the height of the helical spring is more than the height of the compressive resilience film.
In a preferred embodiment, the metallic framework is connected with each other by several disk springs.
In a preferred embodiment, one end in the both ends of each disk spring is equipped with bending part so that adjacent
The end without bending part of a disk spring in two disk springs and another disk spring have bending part end that
This connection.
In a preferred embodiment, upper plate is equipped at the top of the body part of the liquid compound spring, it is described
Upper plate is equipped with coupling part, and the coupling part and the bending part of the disk spring are connected.
In a preferred embodiment, the diameter of the small openend of the disk spring is more than the compressive resilience film
The outer diameter of antelabium, and the height for the spring skeleton being formed by connecting by several disk springs is more than the height of the compressive resilience film
Degree.
Description of the drawings
The utility model is illustrated below with reference to accompanying drawings.
Fig. 1 shows the structure of the liquid compound spring according to the present utility model for gearbox hydraulic support device.
Fig. 2 shows the structure of the first embodiment of reinforcer shown in Fig. 1.
Fig. 3 shows the structure of the second embodiment of reinforcer shown in Fig. 1.
Fig. 4 shows the connection mode of reinforcer and upper plate in second embodiment.
Fig. 5 shows another connection mode of reinforcer and upper plate in second embodiment.
In this application, all attached drawings are schematical attached drawing, are merely to illustrate the principle of the utility model, and not
It is drawn to scale.
Specific embodiment
The utility model is introduced below by attached drawing.
Fig. 1 shows the knot of the liquid compound spring 100 according to the present utility model for gearbox hydraulic support device
Structure.As shown in Figure 1, liquid compound spring 100 includes the compressible rubber body 111 with cylindrical structure, rubber body
111 end face (such as lower face) is equipped with cavity 113, and liquid is filled in cavity 113.
As shown in Figure 1, compressive resilience film 130 is equipped in the liquid containing chamber 113 of rubber body 111.Compressive resilience
The outer shape of film 130 and the structure of cavity 113 are adapted so that the outer surface of compressive resilience film 130 and the inner wall of cavity 113
It fits.The lip portion 131 extended radially out is equipped in the end of compressive resilience film 130.The lip portion 131 generally forms
One L-shaped structure.In the utility model, term " radial direction " refers to along the horizontal direction in Fig. 1.
In addition, being equipped with substrate 121 in the lower face of liquid compound spring 100, pressing plate 122 is equipped on substrate 121.Pressing plate
122 are embedded in rubber body 111, and substrate 121 by unshowned assembling screw with liquid compound spring 100 with being connected to one
It rises.Substrate 121 installs the lip portion 131 of compressive resilience film 130 with pressing plate 122 by unshowned assembling screw pressing, so as to
Form the sealing to cavity 113.
In addition, in cavity 113 and the center of substrate 121 is preferably at equipped with locating part 140.Locating part 140
It is mounted on by connecting stud (not shown) on substrate 121, realizes the /V to rubber body 111.
The said structure of the liquid compound spring 100 of hydraulic support device is known in the art, it is omitted here in detail
Thin description.
According to the utility model, reinforcer 160 is equipped in rubber body 111.As shown in Fig. 2, according to the utility model
First embodiment, reinforcer 160 is configured to helical spring 112, and helical spring 112 is formed from steel, and with rubber body 111
One is formed by vulcanization.In this way, substantially increasing the elastic property of liquid compound spring 100, make under load effect
Obtain helical spring 112 has better restriction effect to rubber body 111, so that hydraulic support device is capable of providing the firm of bigger
Degree and bearing capacity.
In the present embodiment, the internal diameter of helical spring 112 is set greater than the lip portion 131 of compressive resilience film 130 most
Big outer diameter, and the height of helical spring 112 is set greater than the height of compressive resilience film 130.This entirety of helical spring 112
The helical steel springs structure of formula enables in particular to increase the rigidity of hydraulic support device, meanwhile, increase the firm of hydraulic support device
Spend adjusting range so that hydraulic support device can be good at being suitable for more much megawatt of type.
Fig. 3 shows the structure of the disk spring 212 in second embodiment according to the present utility model, in the present embodiment
In, reinforcer 260 (shown in Fig. 4) is connected in sequence by several disk springs 212.As shown in figure 3, disk spring 212 is wrapped
Conical body portion 214 is included, conical body 214 includes big opening end 215 and small openend 216.Disk spring 212 is by steel
Into simple in structure, easy to process, at low cost.
Fig. 4 shows the structure of the liquid compound spring 200 of second embodiment according to the present utility model.As shown in figure 4,
Multi-disc disk spring 212 is sequentially connected to form continous way metal framework structure, which passes through with rubber body 211
Vulcanization forms one, and this continous way metal framework structure of reinforcer 260 substantially increases liquid compound spring 100
Elastic property, meanwhile, so that disk spring 212 has better restriction effect to rubber body 211 under load effect, so that
Hydraulic support device is capable of providing the rigidity and bearing capacity of bigger.
Continuity and stability between the disk spring 212 being connected with each other for the ease of installation connection and guarantee,
During connection /V should be carried out to upper disk spring 220 and lower disk spring 230.For this purpose, one in the both ends of disk spring 212
End is equipped with bending part so that the end without bending part of a disk spring 212 in two neighboring disk spring 212 with it is another
The end for having bending part of a disk spring 212 is connected to each other.Disk spring 212 is set there are two types of the structure being adapted as a result, is wrapped
Include disk spring 220 and lower disk spring 230.For example, in the embodiment shown in fig. 4, in the small opening of upper disk spring 220
End 216 is equipped with bending part 221, and bending part 231 is equipped at the big opening end 215 of lower disk spring 230.Upper disk spring 220 with
Lower disk spring 230 is connected to form continous way metal framework structure by corresponding bending part 221 and 231 successively /V
Reinforcer 260.The position limiting structure of this bending part of disk spring 212 enables in particular to ensure the stability of reinforcer 260, together
When so that reinforcer 260 plays further restriction effect to rubber body 211, further improves the firm of hydraulic support device
Degree and bearing capacity.
In the present embodiment, it is equipped with lower plate 250 in the bottom of rubber body 111.Lower plate 250 compares and first embodiment
In pressing plate 122, the difference is that, lower plate 250 be equipped with the conical surface.As shown in figure 4, lower plate 250 is arranged to tabular, under
The end face (upper surface in Fig. 4) of plate 250 is equipped with cylindrical portion 251.At the end equipped with cylindrical portion 251 of lower plate 250
Face is equipped with circular cylindrical cavity 252, and the groove 253 radially extended is equipped in the bottom of circular cylindrical cavity 252, and groove 253 is used for
The lip portion 131 of pressing installation compressive resilience film 130.During the vulcanization connection of disk spring 212, lower the small of disk spring 230 is opened
Mouth end 215 and the cylindrical portion 251 of lower plate 250 are connected.This structure of lower plate 250 can ensure pressure bullet well
Sealing performance between property film 130 and rubber body 111.
In addition, in the present embodiment, upper plate 170 is equipped at the top of rubber body 111.As shown in figure 4, upper plate 170 is set
Tabular is set to, is equipped at the center of upper plate 170 for the cone-shaped cavity 171 with the vulcanization connection of rubber body 111.In upper plate
The edge of 170 end face (lower face in Fig. 4) is equipped with coupling part 174, and coupling part 174 is arranged to step, and vulcanization connects
When connecing, bending part 231 and the step coupling part 174 of lower disk spring 230 are connected.This structure of upper plate 170 into
One step enhances the support stiffness of liquid compound spring 100 and carrying pressure.
The liquid compound spring 300 that Fig. 5 shows another connection mode of disk spring 212 and upper plate 270 and formed
Structure.As shown in figure 5, upper plate 270 is arranged to tabular, and circular cylindrical cavity 271, cylinder are equipped at the center of upper plate 270
The diameter of shape cavity 271 is less than the diameter of the small openend of disk spring 212.An end face (the lower end in Fig. 5 of upper plate 270
Face) conical surface 272 corresponding with the conical surface of disk spring 212 is configured to, it is set between the lower face of the conical surface 272 and upper plate 270
There is coupling part 274.During vulcanization connection, bending part 221 and the coupling part 274 of upper disk spring 220 are connected.Upper plate
270 this structure can equally enhance the support stiffness of liquid compound spring 300 and carrying pressure.
In the present embodiment, as shown in figure 5, disk spring 212 is in turn connected to form reinforcer 360, reinforcer 360 is direct
Vulcanize with rubber body 311 and connect.This simple in structure, the easy processing of disk spring 212, and it is easy for installation, can equally it increase
The support stiffness of strong liquid compound spring 300 and carrying pressure.
Liquid compound spring 100 according to the present utility model for gearbox hydraulic support device vulcanizes in rubber
Reinforcer in body is arranged to continous way metal framework structure.It is compared to the diaphragm structure of general circular plates chip, root
The elastic property of liquid compound spring 100, Er Qie are not only substantially increased according to the continous way reinforcement structure of the utility model
Load effect is lower so that the reinforcer of continous way metal framework structure has rubber body better restriction effect, so that liquid
Pressure support device is capable of providing the rigidity and bearing capacity of bigger.Meanwhile liquid compound spring 100 according to the present utility model increases
The big stiffness equivalent scope of hydraulic support device so that hydraulic support device can be good at being suitable for more much megawatt of machine
Type has expanded the application range of hydraulic support device.
Finally it should be noted that the foregoing is merely the utility model preferred embodiment, do not form to this
Any restrictions of utility model.Although the utility model is described in detail with reference to foregoing embodiments, for
For those skilled in the art, it can still modify to the technical solution recorded in previous embodiment or to wherein
Some technical characteristics carry out equivalent substitution.Within the spirit and principle of the utility model, any modification for being made equally is replaced
It changes, improve, should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of liquid compound spring for gearbox hydraulic support device, including：
Seal valve seat (121)；
The body part (111) being arranged on the seal valve seat, the body part are collectively defined with the seal valve seat
Liquid containing chamber is equipped with compressive resilience film (130) in the liquid containing intracavitary；And
The reinforcer (160) being arranged in the body part,
Wherein, the reinforcer is configured to continous way metallic framework.
2. liquid compound spring according to claim 1, which is characterized in that the body part is made of rubber material,
The continous way metallic framework is formed from steel.
3. liquid compound spring according to claim 2, which is characterized in that the metallic framework and the body part lead to
Over cure mode forms one.
4. the liquid compound spring according to any one of Claim 1-3, which is characterized in that the metallic framework construction
Into helical spring (112).
5. liquid compound spring according to claim 4, which is characterized in that the internal diameter of the helical spring is more than the pressure
The outer diameter of the antelabium of power elastic membrane.
6. liquid compound spring according to claim 5, which is characterized in that the height of the helical spring is more than the pressure
The height of power elastic membrane.
7. the liquid compound spring according to any one of Claim 1-3, which is characterized in that if the metallic framework by
Dry disk spring (212) is stacked up and down to be formed, and each disk spring is all formed as the pyramidal structure with both ends.
8. liquid compound spring according to claim 7, which is characterized in that one end in the both ends of each disk spring
Equipped with bending part so that the end without bending part of a disk spring in two neighboring disk spring and another dish-shaped bullet
The end that spring has bending part is connected to each other.
9. liquid compound spring according to claim 8, which is characterized in that in the body part of the liquid compound spring
Top be equipped with upper plate (170), the upper plate is equipped with coupling part (174), the folding of the coupling part and the disk spring
Turn of bilge is connected.
10. liquid compound spring according to claim 9, which is characterized in that the small openend of the disk spring it is straight
Footpath is more than the outer diameter of the antelabium of the compressive resilience film, and the height for the spring skeleton being formed by connecting by several disk springs
More than the height of the compressive resilience film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721330415.0U CN207421210U (en) | 2017-10-17 | 2017-10-17 | For the liquid compound spring of gearbox hydraulic support device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721330415.0U CN207421210U (en) | 2017-10-17 | 2017-10-17 | For the liquid compound spring of gearbox hydraulic support device |
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| Publication Number | Publication Date |
|---|---|
| CN207421210U true CN207421210U (en) | 2018-05-29 |
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ID=62311490
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721330415.0U Active CN207421210U (en) | 2017-10-17 | 2017-10-17 | For the liquid compound spring of gearbox hydraulic support device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107630970A (en) * | 2017-10-17 | 2018-01-26 | 株洲时代新材料科技股份有限公司 | Liquid compound spring for gearbox hydraulic support meanss |
-
2017
- 2017-10-17 CN CN201721330415.0U patent/CN207421210U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107630970A (en) * | 2017-10-17 | 2018-01-26 | 株洲时代新材料科技股份有限公司 | Liquid compound spring for gearbox hydraulic support meanss |
| CN107630970B (en) * | 2017-10-17 | 2024-02-20 | 株洲时代新材料科技股份有限公司 | Liquid compound spring for gear box hydraulic supporting device |
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