CN204357995U - A kind of Compress Spring drive unit - Google Patents
A kind of Compress Spring drive unit Download PDFInfo
- Publication number
- CN204357995U CN204357995U CN201420748151.0U CN201420748151U CN204357995U CN 204357995 U CN204357995 U CN 204357995U CN 201420748151 U CN201420748151 U CN 201420748151U CN 204357995 U CN204357995 U CN 204357995U
- Authority
- CN
- China
- Prior art keywords
- compress spring
- sleeve pipe
- pull bar
- drive unit
- spring drive
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000006835 compression Effects 0.000 claims abstract description 8
- 238000007906 compression Methods 0.000 claims abstract description 8
- 239000011148 porous material Substances 0.000 claims abstract description 7
- 239000000428 dust Substances 0.000 claims description 16
- 238000007493 shaping process Methods 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 238000001746 injection moulding Methods 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000007789 sealing Methods 0.000 abstract description 4
- 239000007789 gas Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 239000000243 solution Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 150000002632 lipids Chemical class 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
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- Joints Allowing Movement (AREA)
Abstract
The utility model discloses a kind of Compress Spring drive unit, the pull bar comprising sleeve pipe and be free to slide in described sleeve pipe, described pull bar is arranged with Compress Spring, the two ends of described Compress Spring are provided with the baffle plate for compressing described Compress Spring, one end that described pull bar is connected with described sleeve pipe is provided with the limiting board suitable with the inwall of described sleeve pipe, described limiting board is provided with the first pore for equilibrium air pressure, the other end of described pull bar is bolted with the first joint; One end that described sleeve pipe connects with described pull bar is provided with the flange establishing described limiting board for card, and the other end of described sleeve pipe is fixedly connected with the second joint.The Compress Spring drive unit that the utility model provides is without the need to carrying out pressure sealing, thus significantly reduce manufacture cost, the ouput force of Compress Spring drive unit of the present utility model is only relevant to the compression position of spring, thus avoids the impact by external temperature change.
Description
Technical field
The utility model relates to a kind of drive unit, particularly relates to a kind of Compress Spring drive unit.
Background technique
Air spring is a kind of dynamical element being provided driving force by pressurized gas, it is typically used as the driving structure of motor racing part, the two ends of air spring are respectively arranged with the joint for being connected with vehicle body fixed end and movement parts, the joint of movement parts end under the effect of the driving force of movement parts relative to the joint motion of fixed end.But due to the impact of the driving force compressed gas state of air spring, therefore, the impact by temperature is more responsive.The measurement of real vehicle shows, the decay of air spring output force value under low-temperature condition can reach 20%, the problem such as easily cause the not enough and structure stability of support force poor, and under the condition of high temperature, output force value increases close to 25%, easily causes movement parts to close difficulty.In addition, inside of air spring pressurized gas needs the inert gas adopting high pressure, and high for manufacture requirements such as pressurization, sealings, therefore, part manufacturing cost is relatively high.
Model utility content
For prior art Problems existing, the purpose of this utility model is to provide a kind of Compress Spring drive unit, and this Compress Spring drive unit is acted upon by temperature changes less, and without the need to pressure sealing, reduces manufacture cost.
The purpose of this utility model is achieved through the following technical solutions:
A kind of Compress Spring drive unit, the pull bar comprising sleeve pipe and be free to slide in described sleeve pipe, described pull bar is arranged with Compress Spring, and the two ends of described Compress Spring are provided with the baffle plate for compressing described Compress Spring, wherein,
One end that described pull bar is connected with described sleeve pipe is provided with the limiting board suitable with the inwall of described sleeve pipe, described limiting board is provided with the first pore for equilibrium air pressure, and the other end of described pull bar is bolted with the first joint;
One end that described sleeve pipe connects with described pull bar is provided with the flange establishing described limiting board for card, and the other end of described sleeve pipe is fixedly connected with the second joint.
Further, the compression stroke of described Compress Spring is 100mm-150mm.
Further, the gap between the inwall of described limiting board and described sleeve pipe is 0.5mm-0.6mm, and the gap between the flange of described sleeve pipe and described pull bar is 0.5mm-0.6mm.
Further, the gap between described pull bar and described Compress Spring is 0.5mm-5mm.
Further, described baffle plate, described first joint and described second joint are shaping by steel plate punched.
Further, described sleeve pipe is circular casing, and described circular casing is formed by Plate Welding.
Further, the outer cover of described sleeve pipe and described pull bar is provided with dust proof tube.
Further, the outer wall of described dust proof tube offers multiple the second pore for equilibrium air pressure.
Further, the gap between described dust proof tube and described sleeve pipe is 1-1.1mm.
Further, described dust proof tube is by injection molding.
The Compress Spring drive unit that the utility model provides is without the need to carrying out pressure sealing, thus significantly reduce manufacture cost, the ouput force of Compress Spring drive unit of the present utility model is only relevant to the compression position of spring, thus avoids the impact by external temperature change.
Accompanying drawing explanation
Fig. 1 is a kind of preferred Compress Spring drive unit schematic diagram of the utility model;
Fig. 2 is the another kind of preferred Compress Spring drive unit schematic diagram of the utility model
Fig. 3 is the compressive state schematic diagram of the Compress Spring drive unit shown in Fig. 2;
Fig. 4 is the extended configuration schematic diagram of the Compress Spring drive unit shown in Fig. 2.
Embodiment
Below in conjunction with accompanying drawing, a preferred embodiment of the present utility model is described in detail.The identical reference character of wherein identical component represents.It should be noted that, the word "front", "rear" of use is described below, "left", "right", "up" and "down" refer to direction in accompanying drawing, word " interior " and " outward " refer to the direction towards or away from particular elements geometrical center respectively.
As shown in Figure 1, the pull bar 2 that the Compress Spring drive unit that the utility model provides comprises sleeve pipe 1 and is free to slide in described sleeve pipe 1, described pull bar 2 is arranged with Compress Spring 3, and described Compress Spring 3 is looped around on described pull bar 2 can provide good lateral stability.The two ends of described Compress Spring 3 are provided with the baffle plate 4 for compressing described Compress Spring 3, described baffle plate 4 comprises the first baffle plate 41 and second baffle 42, described first baffle plate 41 is arranged between described Compress Spring 3 and described sleeve pipe 1, described second baffle 42 is arranged on the other end of described Compress Spring 3, and is fixed on the end of described pull bar 2.
As shown in Figure 1, one end that the utility model is connected with described sleeve pipe 1 at described pull bar 2 is provided with the limiting board 5 suitable with the inwall of described sleeve pipe 1, described limiting board is provided with the first pore for balancing described sleeve pipe 1 inner and outer air pressure, the other end of described pull bar 2 is bolted with the first joint 6, preferably, described pull bar 2 arranges outside thread in its end, and is provided with the tapped hole suitable with described outside thread on described first joint 6.
As shown in Figure 1, one end that the utility model connects with described pull bar 2 at described sleeve pipe 1 is provided with the flange establishing described limiting board for card, and described flange is preferably shaping with described sleeve pipe 1 integrated punching, and the other end of described sleeve pipe 1 is fixedly connected with the second joint 7.
During use, described first joint 6 and described second joint 7 are connected with the movement parts of automobile and fixed block respectively, in described sleeve pipe 1, blanketing gas is air, without the need to special processing, in movement process, sleeve pipe 1 internal air pressure keeps balance with extraneous, therefore avoids the impact that this device is subject to temperature and gaseous state change.
When after described movement parts constraint relief, the elastic potential energy of described Compress Spring 3 will be converted to driving force and act in movement parts.Particularly, as shown in Figure 2, now, described Compress Spring is in compressive state, and this device is maximum value for the support ouput force of movement parts, and this state needs external force to retrain and maintains the position of described movement parts.After movement parts constraint relief, as shown in Figure 3, the direction motion that this device drives described movement parts to start to stretch to described Compress Spring 3, when described Compress Spring is in nature extended configuration, this device is minimum value for the support ouput force of movement parts.
What those skilled in the art should understand that is, the compression stroke of described Compress Spring 3 determines the flexible stroke of described pull bar 2, consider the movement travel needs of motor racing part, the compression stroke of the Compress Spring 3 of the present embodiment is preferably set to 100mm-150mm.Certainly, the compression stroke of above-mentioned Compress Spring 3 is only a kind of preferred version of the present embodiment, and those skilled in the art can also rotate the Compress Spring of different compression stroke according to actual needs, repeat no more herein.
As a kind of preferred version of the present utility model, gap between the inwall of described limiting board and described sleeve pipe 1 is 0.5mm-0.6mm, gap between the flange of described sleeve pipe 1 and described pull bar 2 is 0.5mm-0.6mm, and the gap between described pull bar 2 and described Compress Spring 3 is 0.5mm-5mm.In order to be convenient to described pull bar 2 being free to slide in described sleeve pipe 1 further, can also coating oil lipid layer between described limiting board and described sleeve pipe and between the flange of described sleeve pipe 1 and described pull bar 2, thus it is smooth and easy to keep in pull bar movement process, contributes to stress release treatment simultaneously.
As a kind of preferred version of the present utility model, described baffle plate, described first joint and described second joint are shaping by steel plate punched, and described sleeve pipe 1 is circular casing, and described circular casing is formed by Plate Welding.What those skilled in the art should understand that is, the above-mentioned part of the Compress Spring drive unit that the utility model provides prepare material and mode is only a kind of preferred version of the present utility model, the utility model can also adopt other material known in those skilled in the art and preparation method, repeats no more herein.
In order to preventing dust corrosion, improve appearance, as shown in Figure 4, the present embodiment is preferably arranged with dust proof tube 8 in the outside of described sleeve pipe 1 and described pull bar 2, and described dust proof tube 8 is preferably by injection molding simultaneously.One end of described dust proof tube 8 preferably offers the circular hole suitable with described pull bar 2, passes for pull bar, and its inside is also provided with the second baffle 42 abutted with described Compress Spring 3; The other end of described dust proof tube 8 is preferably hatch frame, and be set on the outer wall of described sleeve pipe 1, the gap of described dust proof tube preferably and between described sleeve pipe 1 is 1-1.1mm.
On the basis of above-described embodiment, the present embodiment also preferably offers multiple the second pore for equilibrium air pressure on the outer wall of described dust proof tube 8, thus ensure that this device is in movement process, can be in communication with the outside in dust proof tube 8 and in sleeve pipe 1, gas pressure is stablized, thus not by the impact of temperature variation factors.
Last it is noted that above embodiment is only in order to illustrate the technical solution of the utility model, be not intended to limit; Although be described in detail the utility model with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be modified to the technological scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of each embodiment's technological scheme of the utility model.
Claims (10)
1. a Compress Spring drive unit, is characterized in that, the pull bar comprising sleeve pipe and be free to slide in described sleeve pipe, described pull bar is arranged with Compress Spring, and the two ends of described Compress Spring are provided with the baffle plate for compressing described Compress Spring, wherein,
One end that described pull bar is connected with described sleeve pipe is provided with the limiting board suitable with the inwall of described sleeve pipe, described limiting board is provided with the first pore for equilibrium air pressure, and the other end of described pull bar is bolted with the first joint;
One end that described sleeve pipe connects with described pull bar is provided with the flange establishing described limiting board for card, and the other end of described sleeve pipe is fixedly connected with the second joint.
2. Compress Spring drive unit according to claim 1, is characterized in that, the compression stroke of described Compress Spring is 100mm-150mm.
3. Compress Spring drive unit according to claim 1, is characterized in that, the gap between the inwall of described limiting board and described sleeve pipe is 0.5mm-0.6mm, and the gap between the flange of described sleeve pipe and described pull bar is 0.5mm-0.6mm.
4. Compress Spring drive unit according to claim 1, is characterized in that, the gap between described pull bar and described Compress Spring is 0.5mm-5mm.
5. Compress Spring drive unit according to claim 1, is characterized in that, described baffle plate, described first joint and described second joint are shaping by steel plate punched.
6. Compress Spring drive unit according to claim 1, is characterized in that, described sleeve pipe is circular casing, and described circular casing is formed by Plate Welding.
7. the Compress Spring drive unit according to any one of claim 1-5, is characterized in that, the outer cover of described sleeve pipe and described pull bar is provided with dust proof tube.
8. Compress Spring drive unit according to claim 6, is characterized in that, the outer wall of described dust proof tube offers multiple the second pore for equilibrium air pressure.
9. Compress Spring drive unit according to claim 6, is characterized in that, the gap between described dust proof tube and described sleeve pipe is 1-1.1mm.
10. Compress Spring drive unit according to claim 6, is characterized in that, described dust proof tube is by injection molding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420748151.0U CN204357995U (en) | 2014-12-02 | 2014-12-02 | A kind of Compress Spring drive unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420748151.0U CN204357995U (en) | 2014-12-02 | 2014-12-02 | A kind of Compress Spring drive unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204357995U true CN204357995U (en) | 2015-05-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420748151.0U Expired - Fee Related CN204357995U (en) | 2014-12-02 | 2014-12-02 | A kind of Compress Spring drive unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204357995U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109853772A (en) * | 2019-04-09 | 2019-06-07 | 安徽理工大学 | A kind of Self-resetting mild steel damper |
-
2014
- 2014-12-02 CN CN201420748151.0U patent/CN204357995U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109853772A (en) * | 2019-04-09 | 2019-06-07 | 安徽理工大学 | A kind of Self-resetting mild steel damper |
| CN109853772B (en) * | 2019-04-09 | 2023-09-22 | 安徽理工大学 | Self-resetting mild steel damper |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150527 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |