CN212754622U - Shock attenuation anti-shake draw-bar box - Google Patents
Shock attenuation anti-shake draw-bar box Download PDFInfo
- Publication number
- CN212754622U CN212754622U CN202021061191.XU CN202021061191U CN212754622U CN 212754622 U CN212754622 U CN 212754622U CN 202021061191 U CN202021061191 U CN 202021061191U CN 212754622 U CN212754622 U CN 212754622U
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- CN
- China
- Prior art keywords
- damping
- spring
- shock attenuation
- sliding plate
- bar box
- 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
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Abstract
The utility model relates to a shock attenuation anti-shake draw-bar box, the bottom half is equipped with the shock attenuation chamber, be equipped with first damper in the shock attenuation chamber, both sides in the shock attenuation chamber are equipped with the spout that uses with first slide cooperation, first slide passes through flexible support column and is connected with the shock attenuation chamber, the upper and lower both ends of elastic ball all are connected with first spring, first spring respectively with first slide, shock attenuation intracavity wall fixed connection, the bottom half is equipped with the opening that cooperation gyro wheel installation section of thick bamboo used, be equipped with second damper in the gyro wheel installation section of thick bamboo, gyro wheel installation section of thick bamboo inner wall top is equipped with the third spring, the third spring other end and second slide fixed connection, the both sides of gyro wheel installation section of thick bamboo inner chamber are equipped with the spout that uses with the cooperation of second slide, the other end and the gyro wheel fixed connection of the relative third: the rigid vibration of the wheels and the bottom of the draw-bar box on the uneven road surface is slowed down, the service life of the wheels is prolonged, and articles in the draw-bar box are protected from being damaged.
Description
Technical Field
The utility model relates to a case and bag field, concretely relates to shock attenuation anti-shake draw-bar box.
Background
When using draw-bar box to advance on unevenness's road surface, the wheel of draw-bar box can take place vibrations and transmit the power of vibrations to case and bag for article in the draw-bar box receive the damage and can shorten the life of wheel and draw-bar box.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that the not enough to above-mentioned prior art provides a shock attenuation anti-shake draw-bar box, slows down the rigidity vibrations that wheel and draw-bar box bottom received on uneven road surface, prolongs the life of wheel, and the article of protection draw-bar box can not be impaired.
In order to achieve the above purpose, the utility model provides a following technical scheme: a shock-absorbing anti-shake draw-bar box comprises a box body, a draw bar arranged at the back of the box body and rollers arranged at the bottom of the box body, wherein a shock absorption cavity is arranged at the bottom of the box body, a first shock absorption mechanism is arranged in the shock absorption cavity and comprises a flexible support column, an elastic ball, a first spring and a first sliding plate, sliding grooves matched with the first sliding plate for use are arranged on two sides in the shock absorption cavity, the first sliding plate is connected with the shock absorption cavity through the flexible support column, one end of the flexible support column is connected with the first sliding plate, the other end of the flexible support column is connected with the inner wall of the shock absorption cavity, a second spring is arranged on the flexible support column, the upper end and the lower end of the elastic ball are respectively connected with the first spring, the first spring is respectively fixedly connected with the inner wall of the first sliding plate and the inner wall of the shock, the roller mounting barrel is characterized in that a second damping mechanism is arranged in the roller mounting barrel and comprises a third spring and a second sliding plate, the third spring is arranged at the top of the inner wall of the roller mounting barrel, the other end of the third spring is fixedly connected with the second sliding plate, sliding grooves matched with the second sliding plate are formed in two sides of the inner cavity of the roller mounting barrel, and the other end of the second sliding plate, opposite to the third spring, is fixedly connected with the roller.
The utility model has the characteristics as above: a first damping mechanism is arranged in a damping cavity at the bottom of the box body, the first sliding plate can slide downwards in the sliding chute when being extruded by articles in the box, a flexible supporting column and an elastic ball which are connected with the first sliding plate convert instantaneous pressure into elastic deformation, and the articles are buffered to prevent damage on a bumpy road section; set up second damper in the gyro wheel installation section of thick bamboo, the gyro wheel is when unevenness's highway section, and reciprocating motion about the second slide can be done, and the second slide changes the vibrations of rigidity into flexibility with spring coupling, slows down the damage of gyro wheel.
The utility model discloses further setting is: the damping device is characterized in that a damping ring is arranged on the outer side wall of the hub of the roller, a plurality of damping balls are arranged in the damping ring, and an elastic ring is arranged on the outer side wall of the damping ring.
The utility model has the characteristics as above: when the gyro wheel rolled the road surface, wheel hub received pressure, and the intra-annular shock attenuation ball of shock attenuation can absorb partial pressure, and the shock attenuation ball can slide in the shock attenuation ring simultaneously, and when wheel hub moved, because the effect of gravity can guarantee that the shock attenuation ball is located wheel hub's lower extreme, and then makes the better absorption of shock attenuation ball ability come from the external pressure to wheel hub, and then reaches absorbing effect.
The utility model discloses further setting is: and limiting blocks are arranged on two sides of the damping cavity.
The utility model has the characteristics as above: the limiting block limits the highest position of the sliding plate.
The utility model discloses further setting is: the elastic ball and the damping ball are made of elastic materials.
The utility model has the characteristics as above: the elastic balls and the damping balls are made of elastic materials, so that the luggage has better damping performance.
The utility model discloses further setting is: the rollers are universal wheels.
The utility model has the characteristics as above: the universal wheels make the case more convenient and practical in use.
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic structural view of a first damping mechanism according to an embodiment of the present invention.
Fig. 3 is a schematic structural view of a second damping mechanism according to an embodiment of the present invention.
Fig. 4 is a schematic structural diagram of a roller according to an embodiment of the present invention.
Detailed Description
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
As shown in figure 1, the shock-absorbing and anti-shaking draw-bar box comprises a box body 1, a draw bar 2 arranged at the back of the box body 1 and a roller 3 arranged at the bottom of the box body 1, wherein the roller 3 is a universal wheel, the bottom of the box body 1 is provided with a shock absorption cavity 4, a first shock absorption mechanism 5 is arranged in the shock absorption cavity 4, the first shock absorption mechanism 5 comprises a flexible support column 51 and an elastic ball 52, first spring 53, first slide 54, 4 inner wall both sides of shock attenuation chamber are equipped with the spout 55 that uses with first slide 54 cooperation, first slide 54 passes through flexible support column 51 and is connected with shock attenuation chamber 4, flexible support column 51 one end is connected with first slide 54, the other end and 4 inner wall connections of shock attenuation chamber, be equipped with second spring 56 on the flexible support column 51, the upper and lower both ends of elastic ball 52 all are connected with first spring 53, first spring 53 respectively with first slide 54, 4 inner wall fixed connection of shock attenuation chamber, shock attenuation chamber 4 is equipped with stopper 57.
The bottom of the box body 1 is provided with an opening matched with the roller mounting tube 6 for use, a second damping mechanism 7 is arranged in the roller mounting tube 6, the second damping mechanism 7 comprises a third spring 71 and a second sliding plate 72, the top of the inner wall of the roller mounting tube 6 is provided with the third spring 71, the other end of the third spring 71 is fixedly connected with the second sliding plate 72, the two sides of the inner cavity of the roller mounting tube 6 are provided with sliding grooves 73 matched with the second sliding plate 72 for use, and the other end of the second sliding plate 72, opposite to the third spring 71, is fixedly connected with the roller 3.
The outer side wall of the hub 31 of the roller 3 is provided with a damping ring 32, a plurality of damping balls 33 are arranged in the damping ring 32, and the outer side wall of the damping ring is provided with an elastic ring 34.
Claims (5)
1. The utility model provides a shock attenuation anti-shake draw-bar box, includes the box, sets up at the pull rod of box back and sets up the gyro wheel at the bottom half, its characterized in that: the damping device is characterized in that a damping cavity is arranged at the bottom of the box body, a first damping mechanism is arranged in the damping cavity and comprises a flexible supporting column, an elastic ball, a first spring and a first sliding plate, sliding chutes matched with the first sliding plate are arranged on two sides in the damping cavity, the first sliding plate is connected with the damping cavity through the flexible supporting column, one end of the flexible supporting column is connected with the first sliding plate, the other end of the flexible supporting column is connected with the inner wall of the damping cavity, a second spring is arranged on the flexible supporting column, the upper end and the lower end of the elastic ball are both connected with the first spring, the first spring is respectively fixedly connected with the first sliding plate and the inner wall of the damping cavity, a roller mounting cylinder is arranged at the bottom of the box body, an opening matched with the roller mounting cylinder is arranged at the bottom of the box body, a second damping mechanism is arranged in the, the roller mounting barrel is characterized in that a third spring is arranged at the top of the inner wall of the roller mounting barrel, the other end of the third spring is fixedly connected with a second sliding plate, sliding grooves matched with the second sliding plate are formed in two sides of the inner cavity of the roller mounting barrel, and the other end of the second sliding plate, opposite to the third spring, is fixedly connected with the roller.
2. The shock-absorbing and anti-shake draw-bar box according to claim 1, wherein: the damping device is characterized in that a damping ring is arranged on the outer side wall of the hub of the roller, a plurality of damping balls are arranged in the damping ring, and an elastic ring is arranged on the outer side wall of the damping ring.
3. The shock-absorbing and anti-shake draw-bar box according to claim 1, wherein: and limiting blocks are arranged on two sides of the damping cavity.
4. The shock-absorbing and anti-shake draw-bar box according to claim 1, wherein: the elastic ball and the damping ball are made of elastic materials.
5. The shock-absorbing and anti-shake draw-bar box according to claim 1, wherein: the rollers are universal wheels.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021061191.XU CN212754622U (en) | 2020-06-10 | 2020-06-10 | Shock attenuation anti-shake draw-bar box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021061191.XU CN212754622U (en) | 2020-06-10 | 2020-06-10 | Shock attenuation anti-shake draw-bar box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212754622U true CN212754622U (en) | 2021-03-23 |
Family
ID=75073219
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021061191.XU Expired - Fee Related CN212754622U (en) | 2020-06-10 | 2020-06-10 | Shock attenuation anti-shake draw-bar box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212754622U (en) |
-
2020
- 2020-06-10 CN CN202021061191.XU patent/CN212754622U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210323 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |