CN201801097U - Spring deflecting pull-type balance mechanism - Google Patents
Spring deflecting pull-type balance mechanism Download PDFInfo
- Publication number
- CN201801097U CN201801097U CN2010205355572U CN201020535557U CN201801097U CN 201801097 U CN201801097 U CN 201801097U CN 2010205355572 U CN2010205355572 U CN 2010205355572U CN 201020535557 U CN201020535557 U CN 201020535557U CN 201801097 U CN201801097 U CN 201801097U
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- end frame
- spring
- chain
- sprocket wheel
- base
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Abstract
The utility model discloses a spring deflecting pull-type balance mechanism, which is a balance mechanism for a foldable end frame flat-type container. The balance mechanism has good end frame balance effect. In the utility model, a chain wheel (9) of which the center is fixed is adopted; the chain wheel is fixedly connected onto the end beam (8) of the end surface of a base (2) through a chain wheel seat (7); after a chain (10) bypasses the chain wheel (9) of which the center is fixed, one end of the chain is fixed at the tension application point (4) of an end frame (1), and the other end of the chain is connected with a spring (12). The utility model has the advantages that the end frame is pulled after the spring tension direction is changed, and under the condition that the tension application point is higher than the rotation axis of the end frame, the balance torsion is generated to be used for balancing the torsion formed on the rotation axis by the gravity of the end frame so that the end frame is easy to rotate around the rotation axis to be lay down or erected and facilitate the cargo loading and unloading and transportation, and the base height of the container and the empty case transportation volume are reduced. The spring deflecting pull-type balance mechanism can be widely installed in the foldable end frame flat-type container for use.
Description
(1) technical field
The utility model relates to a kind of equalizing gear that is used to the plate freight container of collapsible end frame, has both improved this container structure, and good end frame counterbalance effect is arranged again, is that a kind of spring break-in pulls the formula equalizing gear specifically.
(2) background technology
Being with the plate freight container of collapsible end frame is a kind of do not have top board and side plate, and the end frame can fold the plate freight container on the base of droping to the ground.When collapsible end frame erects, be convenient to cargo handing and transportation.When collapsible end frame was droped to the ground on the base, a plurality of empty vans stacked to reduce transportation volume.
In plate freight container with collapsible end frame, equalizing gear is installed, its generation moment of torsion to the moment of torsion that its axis of revolution is formed centrally, makes the end frame easily around its revolution axle center rotation in order to balance end frame gravity, finishes droping to the ground or holding up of end frame.In the spring Straight pull equalizing gear that adopts, the tension point of spring on the end frame will be lower than the revolution axle center of end frame, could produce balancing torque now, and the freight container substructure height is higher like this, and the empty van transportation volume is bigger.
(3) summary of the invention
The utility model purpose is to overcome the shortcoming in the above-mentioned technology, propose a kind of spring break-in and pull the formula equalizing gear, be installed in the plate freight container of collapsible end frame, pull the end frame after making the spring tension change of direction, be higher than under the end frame axis of revolution mood condition at the tension point, produce balancing torque, to reduce the substructure height and the empty van transportation volume of freight container.
The utility model purpose is realized by following technical scheme: this spring break-in pulls the formula equalizing gear, be installed in and be with the plate internal container of collapsible end frame two ends, it is characterized in that adopting the sprocket wheel 9 of center fixation, sprocket wheel is fixedly connected on the end carriage 8 of base 2 end faces by chain pulley seat 7, chain 10 is walked around the sprocket wheel 9 of center fixation, one end is fixed on the tension point 4 of end frame 1, the other end connects spring 12, spring 12 is connected with chain 10, inside conduction chain 10, spring 12 other ends are fixed in the base 2.The pulling force of spring pulls end frame 1 after sprocket wheel 9 is changed direction, form the balancing torque of opposite end frame revolution axle center E, to the gravity torque that revolution axle center E forms, end frame 1 is rotated with the gravity C of balance end frame 1 easily around its revolution axle center E, finish and drop to the ground and hold up process.
The upright position of sprocket wheel 9 is higher than the end face of end frame revolution axle center E and close base 2, and the level attitude of sprocket wheel 9 is near the end carriage 8 of base 2 end faces.The chain 10 that inwardly drawn by spring 12 is walked around sprocket wheel below sprocket wheel 9.Drop to the ground when having maximum gravity torque at the end frame, the pulling force maximum of spring 12, after break-in with the arm of force maximum of end frame revolution axle center E, thereby produce maximum balancing torque.Forward the upright position at end frame 1, end frame gravity torque forwards the outside because of the active line of the gravity C of end frame 1 to from the inboard of turning round axle center E, and when gravity torque was changed direction, sprocket wheel 9 also made the direction of tension line D change, and makes balancing torque also change direction.
The utility model advantage is rational in infrastructure, ingenious, this spring break-in pulls the formula equalizing gear, be installed in the plate freight container of collapsible end frame, pull the end frame after making the spring tension change of direction, be higher than under the end frame axis of revolution mood condition at the tension point, produce balancing torque, the moment of torsion that its axis of revolution is formed centrally in order to balance end frame gravity, make the end frame easily around its revolution axle center rotation, finish droping to the ground or holding up of end frame, be convenient to cargo handing and transportation, and reduced the substructure height and the empty van transportation volume of freight container.
(4) description of drawings
Fig. 1 is the birds-eye view of the flat freight container of a kind of mounting spring break-in collapsible end frame that pulls the formula equalizing gear, and wherein the right-hand end frame is droped to the ground, and the left-hand end frame is holded up.
Fig. 2 is the front view of Fig. 1, and wherein left end is the A-A semi-sictional view among Fig. 1, and right-hand member is the B-B semi-sictional view among Fig. 1.
Fig. 3 is a G place partial enlarged drawing among Fig. 2.
Fig. 4 is a H place partial enlarged drawing among Fig. 2.
Fig. 5 is in the mechanism that represents of Fig. 3, and the end frame is from vertically having rotated an angle to the direction of droping to the ground.
Among Fig. 2, Fig. 3, Fig. 4 and Fig. 5, sprocket wheel, chain and spring are the simple and easy techniques of painting.
Fig. 6 is a kind of freight container of collapsible end frame of prior art band spring Straight pull equalizing gear, and left side end frame is droped to the ground, the front view when right side end frame is holded up.
Fig. 7 is a F place partial enlarged drawing among Fig. 6.
(5) specific embodiment
Accompanying drawings.The mounting spring break-in pulls the flat freight container of the collapsible end frame of formula equalizing gear among Fig. 1 and Fig. 2, is made up of two end frames 1 and a base 2.When holding up, end frame 1 can freight; When end frame 1 is droped to the ground, has the little advantage of empty van transportation volume.
Fig. 3, Fig. 4 and Fig. 5 represent that the spring break-in pulls a kind of concrete structure of formula equalizing gear.Mainly sprocket wheel 9, chain 10, the spring 12 by center fixation connects to form.Spring 12 1 ends are tightened to by stock lifting eye bolt 13 and nut 15 on the spring perch 14 that is fixed in the base 2, and spring 12 other ends are connected with chain 10 by chain connector 11, screw bolt and nut.The chain 10 that is subjected to spring 12 inside tractions is walked around the sprocket wheel 9 of center fixation from spring 12 ends, by chain connector 5, screw bolt and nut, is fixed on the tension point 4 of the bottom surface of holding frame bottom cross beam 3.The upright position of sprocket wheel 9 is higher than the end face of end frame revolution axle center E and close base 2, and the level attitude of sprocket wheel 9 is near the end carriage 8 of base 2 end faces.Be subjected to spring 12 inwardly the chains 10 of traction below sprocket wheel 9, walk around sprocket wheel, sprocket wheel 9 is fixed on by chain pulley seat 7 on the end carriage 8 of base 2 end faces of flat freight container of collapsible end frame.The line of centers of chain 10 chain segment between sprocket wheel 9 and tension point 4 is the tension line D of spring 12 opposite end frames 1.Sprocket wheel 9 makes chain 10 change of directions, also makes tension line D change of direction, pulls end frame 1 after also just making the pulling force break-in of spring 12.
Regulate the position of stock lifting eye bolt 13 upper nuts 15, the pulling force of adjustable springs 12, and can make spring 12 in tension all the time, avoid chain 10 and sprocket wheel 9 break-offs to take place.
Shown in Figure 4ly be the level of state at end frame 1, the arm of force maximum of gravity C, and when making gravity torque maximum, spring 12 is the longest, makes the pulling force maximum, through break-in back pull active line D and revolution axle center E arm of force maximum, spring 12 has produced maximum balancing torque.
Shown in Figure 5 asymptotic vertical at end frame 1, the arm of force of gravity C reduces and when gravity torque was reduced, spring 12 shortens reduced pulling force, reduces with the revolution axle center E arm of force through break-in back pull active line D, and the balancing torque that spring 12 produces reduces.
Turn to plumbness at end frame 1 as shown in Figure 3, the active line of gravity C forwards the outside to from the inboard that is positioned at revolution axle center E, when the gravity torque direction was changed, tension line D also forwarded the inboard to from the outside of revolution axle center E, and the balancing torque direction is also changed.
The sprocket wheel 9 of mechanism and spring 12 are placed on the inside of base 2, are protected.Chain 10 is connected to end frame bottom cross beam 3 bottom surfaces.Have breach 6 on the base end carriage 8, at the loading state, when just holding frame 1 to be in plumbness, chain 10 is positioned at below the end frame bottom cross beam 3, and passes through from breach 6, also is protected, and avoids colliding with goods.
The plate freight container of collapsible end frame has two end frames, and generally each end frame is equipped with two equalizing gears.
In the prior art that Fig. 6, Fig. 7 represent, the tension point of spring 16 on the end frame will be lower than the revolution axle center G of end frame.
Claims (3)
1. a spring break-in pulls the formula equalizing gear, be installed in and be with the plate internal container of collapsible end frame two ends, it is characterized in that adopting the sprocket wheel (9) of center fixation, sprocket wheel is fixedly connected on the end carriage (8) of base (2) end face by chain pulley seat (7), chain (10) is walked around the sprocket wheel (9) of center fixation, one end is fixed on the tension point (4) of end frame (1), the other end connects spring (12), spring (12) is connected inside conduction chain (10) with chain (10), spring (12) other end is fixed in the base (2), and the pulling force of spring is through acting on behind sprocket wheel (9) change of direction on the end frame (1).
2. pull the formula equalizing gear according to the described spring break-in of claim 1, it is characterized in that: the upright position of sprocket wheel (9) is higher than the end face of end frame revolution axle center (E) and close base (2), and the level attitude of sprocket wheel (9) is near the end carriage (8) of base (2) end face.
3. pull the formula equalizing gear according to the described spring break-in of claim 1; it is characterized in that: sprocket wheel (9) and spring (12) are placed on the inside of base (2); be protected, chain (10) is connected the bottom surface that the tension point (4) of holding frame (1) is positioned at bottom cross beam (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205355572U CN201801097U (en) | 2010-09-16 | 2010-09-16 | Spring deflecting pull-type balance mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205355572U CN201801097U (en) | 2010-09-16 | 2010-09-16 | Spring deflecting pull-type balance mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201801097U true CN201801097U (en) | 2011-04-20 |
Family
ID=43870611
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205355572U Expired - Lifetime CN201801097U (en) | 2010-09-16 | 2010-09-16 | Spring deflecting pull-type balance mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201801097U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018121713A1 (en) * | 2016-12-30 | 2018-07-05 | 广东新会中集特种运输设备有限公司 | Collapsible container with balancing device |
-
2010
- 2010-09-16 CN CN2010205355572U patent/CN201801097U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018121713A1 (en) * | 2016-12-30 | 2018-07-05 | 广东新会中集特种运输设备有限公司 | Collapsible container with balancing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110420 |
|
| CX01 | Expiry of patent term |