CN209336797U - The tripper of folding children's cart - Google Patents
The tripper of folding children's cart Download PDFInfo
- Publication number
- CN209336797U CN209336797U CN201821718040.XU CN201821718040U CN209336797U CN 209336797 U CN209336797 U CN 209336797U CN 201821718040 U CN201821718040 U CN 201821718040U CN 209336797 U CN209336797 U CN 209336797U
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- China
- Prior art keywords
- tripper
- lock pin
- connector
- lock
- rod piece
- Prior art date
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- 238000000034 method Methods 0.000 claims description 28
- 230000008569 process Effects 0.000 claims description 26
- 230000001052 transient effect Effects 0.000 claims description 22
- VAYOSLLFUXYJDT-RDTXWAMCSA-N Lysergic acid diethylamide Chemical class C1=CC(C=2[C@H](N(C)C[C@@H](C=2)C(=O)N(CC)CC)C2)=C3C2=CNC3=C1 VAYOSLLFUXYJDT-RDTXWAMCSA-N 0.000 abstract description 2
- 238000005760 Tripper reaction Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 5
- 230000008901 benefit Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model discloses a kind of trippers of folding children's cart, including the lock pin being movably disposed on rod piece, the connector sleeve for being movably socketed on the outside of rod piece and lock pin capable of being made mobile, the connection that rotates with connector sleeve connector, the first hole is offered on connector sleeve, and there is helicoid on connector；When lock state, the end of lock pin is plugged with the first hole；In the unlock first stage, connector rotation makes the end phase sliding contact of helicoid and lock pin keep lock pin mobile；In unlock second stage, connector sleeve continues to move to lock pin with rod piece relative movement；When tripper is in the unlocked state, the first hole is exited in the end of lock pin.This tripper is unlocked using turning point, i.e., simply and conveniently, the tripper of the structure can be combined with the foldable integral of children trolley, and the unlock of push rod is realized in the rotation of rod piece when being folded by cart, be completed at the same time unlock can with the folding of cart.
Description
Technical field
The utility model relates to a kind of trippers of folding children's cart.
Background technique
Folding children's cart includes vehicle frame that is foldable and opening, the seat pocket being connected on vehicle frame, is connected to bottom of frame
Wheel, vehicle frame is locked in the locking structure of opening state.Children trolley during folding, each rod piece of vehicle frame it
Between rotate or move, so that vehicle be made to fold.And current unlocking manner is all relatively simple, cumbersome, structure is complicated, and grasps
It is inconvenient to make.
Utility model content
To solve the above-mentioned problems, the purpose of this utility model is to provide a kind of tripper of folding children's cart,
Seat can be waved with the traveling of vehicle.
In order to reach the goals above, the technical solution adopted in the utility model is: the tripper of folding children's cart, it
Lock pin on rod piece including being movably disposed at folding children's cart is movably socketed on the outside of rod piece and can lead to
The relative movement crossed between rod piece and the connector of the connector sleeve, the connection that rotates with connector sleeve that keep lock pin mobile apply lock pin
The elastic component of power offers the first hole on connector sleeve, has helicoid on connector, elastic component enables its end to lock pin applied force
Enough stretch out the first Kong Eryu helicoid phase sliding contact；
When tripper is in the lock state, the end of lock pin is plugged with the first hole；Tripper from locking shape
For state into the first stage of unlocked state transient process, connector rotation makes end phase sliding contact of the helicoid with lock pin, thus
Push lock pin mobile；Tripper from lock state into the second stage of unlocked state transient process, connector sleeve and rod piece
Relative movement continues to move to lock pin；When tripper is in the unlocked state, the first hole is exited in the end of lock pin.
Further, lock pin has slide connecting part, and connector sleeve has can be with the driving portion of slide connecting part phase sliding contact；Work as solution
When locking device is in the lock state, slide connecting part is staggered with driving portion position；In tripper from lock state to unlocked state
In the first stage of transient process, lock pin movement keeps slide connecting part corresponding with driving portion position；In tripper from lock state
Into the second stage of unlocked state transient process, the relative movement of connector sleeve and rod piece slides slide connecting part mutually with driving portion to connect
Touching.
Further, the end of lock pin has clamping portion；When tripper is in the lock state, clamping portion protrudes into first
In hole；Tripper from lock state into the first stage of unlocked state transient process, lock pin movement exit clamping portion
First hole.
Further, slide connecting part is positioned at the inclined-plane of lock pin end, and driving portion is the inner wall edge in the first hole.
Further, sliding slot from depth to shallow is offered on connector, helicoid is the groove bottom of the sliding slot.
Further, when tripper is in the lock state, the end of lock pin is located at the deeper one end of sliding slot；Work as solution
Locking device from lock state into the first stage of unlocked state transient process, the end of lock pin from the deeper one end of sliding slot to compared with
Shallow one end is mobile.
Further, connector has cylindrical portion, and helicoid is provided with the surface of cylindrical portion along the circumferential direction of cylindrical portion.
Further, the inside of rod piece is arranged in lock pin and elastic component, and the end stretching for lock pin is offered on rod piece
The second hole.
Further, elastic component is spring, and the moving direction of lock pin is the telescopic direction along spring.
Further, connector is connected with other rod pieces of folding children's cart, in the folding process of folding children's cart
In, other rod pieces rotate and rotate connector.
Due to the adoption of the above technical scheme, the tripper of the utility model folding children's cart, is unlocked using turning point, i.e.,
Simply and conveniently, the tripper of the structure can be combined with the foldable integral of children trolley, rod piece when being folded by cart
Rotation come the unlock realized, be completed at the same time unlock can with the folding of cart.
Detailed description of the invention
Attached drawing 1 is perspective structure schematic diagram of the tripper of the utility model folding children's cart in lock state；
Attached drawing 2 is the partial view of attached drawing 1；
Attached drawing 3 is schematic cross-sectional view of the tripper of the utility model folding children's cart in lock state；
Attached drawing 4 is the tripper of the utility model folding children's cart from lock state to unlocked state transient process
Perspective structure schematic diagram in first stage；
Attached drawing 5 is the tripper of the utility model folding children's cart from lock state to unlocked state transient process
Schematic cross-sectional view in first stage；
Attached drawing 6 is the tripper of the utility model folding children's cart from lock state to unlocked state transient process
Perspective structure schematic diagram in second stage；
Attached drawing 7 is the tripper of the utility model folding children's cart from lock state to unlocked state transient process
Schematic cross-sectional view in second stage；
Attached drawing 8 is the perspective structure schematic diagram of the tripper of the utility model folding children's cart when unlocked；
Attached drawing 9 is the schematic cross-sectional view of the tripper of the utility model folding children's cart when unlocked.
Figure label are as follows:
1, rod piece；11, the second hole；2, connector sleeve；21, the first hole；3, connector；31, helicoid；32, sliding slot；33, cylinder
Portion；4, lock pin；41, clamping portion；42, slide connecting part；43, holding tank；44, first step；5, elastic component；6, locking pin seat；61, second
Step.
Specific embodiment
The preferred embodiment of the utility model is described in detail with reference to the accompanying drawing, so that the advantages of the utility model
It can be easier to be readily appreciated by one skilled in the art with feature.
Structural schematic diagram from attached drawing 1 to attached drawing 9 can be seen that the unlock dress of the folding children's cart in the present embodiment
It sets, it includes the lock pin 4 being movably disposed on the rod piece 1 of folding children's cart, is movably socketed in 1 outside of rod piece simultaneously
And the connector sleeve 2 that lock pin 4 can be kept mobile by the relative movement between rod piece 1, the connection that rotates with connector sleeve 2 connect
First 3, to the elastic component 5 of 4 applied force of lock pin.
The inside of rod piece 1 is arranged in lock pin 4 and elastic component 5, and the of the end stretching for lock pin 4 is offered on rod piece 1
Two holes 11.Specifically, locking pin seat 6 is fixedly installed inside rod piece 1, lock pin 4 is movably disposed in the locking pin seat 6, elasticity
Part 5 is arranged between lock pin 4 and locking pin seat 6.More specifically, it is provided in lock pin 4 and locking pin seat 6 and separatably to offset
First step 44 and second step 61 prevent lock pin 4 from deviating from from locking pin seat 6 for limiting the shift position of lock pin 4.
Elastic component 5 in the present embodiment is spring, and the moving direction of lock pin 4 is the telescopic direction along spring, is more had
Body, for the length direction perpendicular to rod piece 1.The other side opposite with end side of lock pin 4 offers holding tank 43, bullet
One end of spring is arranged in the holding tank 43.
Moving direction between rod piece 1 and connector sleeve 2 is the length direction along rod piece 1.
The first hole 21 is offered on connector sleeve 2, there is helicoid 31 on connector 3, elastic component 5 makes it to 4 applied force of lock pin
End can stretch out the first hole 21 and with 31 phase sliding contact of helicoid.Specifically, connector 3 has cylindrical portion 33, helicoid 31
The surface of cylindrical portion 33 is provided with along the circumferential direction of cylindrical portion 33.In the present embodiment, the movement of the axial direction, lock pin 4 of cylindrical portion 33
Direction, rod piece 1 length direction, it is vertical two-by-two between three.
Lock pin 4 has slide connecting part 42, and connector sleeve 2 has can be with the driving portion of 42 phase sliding contact of slide connecting part.Work as unlock
When device is in the lock state, slide connecting part 42 is staggered with driving portion position；In tripper from lock state to unlocked state
In the first stage of transient process, the movement of lock pin 4 keeps slide connecting part 42 corresponding with driving portion position；Tripper from locking shape
For state into the second stage of unlocked state transient process, connector sleeve 2 slides slide connecting part 42 mutually with driving portion with the relative movement of rod piece 1
Dynamic contact.
Meanwhile the end of lock pin 4 has clamping portion 41.When tripper is in the lock state, clamping portion 41 protrudes into
In one hole 21；Tripper from lock state into the first stage of unlocked state transient process, lock pin 4 movement make clamping portion
41 exit the first hole 21.
In the present embodiment, above-mentioned slide connecting part 42 is positioned at the inclined-plane of 4 end of lock pin, and driving portion is the inner wall in the first hole 21
Edge.More specifically, above-mentioned clamping portion 41 is cylindricality, and slide connecting part 42 is the top of lock pin 4 and connects with clamping portion 41.
When tripper is in the lock state, as shown in attached drawing 1 to attached drawing 3, the end of lock pin 4 is plugged with the first hole 21, and is blocked
Socket part 41 protrudes into the first hole 21；Tripper from lock state into the first stage of unlocked state transient process, such as it is attached
Shown in Fig. 4 and attached drawing 5, the rotation of connector 3 makes end phase sliding contact of the helicoid 31 with lock pin 4, so that lock pin 4 be pushed to overcome bullet
The power of property part 5 and to moving inside rod piece 1, so that clamping portion 41 is exited the first hole 21 and the inner wall side of slide connecting part 42 and the first hole 21
Edge is corresponding；Tripper from lock state into the second stage of unlocked state transient process, such as 7 institute of attached drawing 6 and attached drawing
Show, connector sleeve 2 relatively moves the inner wall edge for making the first hole 21 and slide connecting part 42 and phase sliding contact with rod piece 1, to push
Lock pin 4 continues to overcome the power of elastic component 5 and to moving inside rod piece 1；When tripper is in the unlocked state, such as 8 He of attached drawing
Shown in attached drawing 9, the first hole 21 is exited in the end of lock pin 4 completely.
In the present embodiment, sliding slot 32 from depth to shallow is offered on connector 3, i.e. sliding slot 32 is provided with above-mentioned cylindrical portion 33
Surface on, helicoid 31 be the sliding slot 32 groove bottom.When tripper is in the lock state, the end of lock pin 4 is located at
The deeper one end of sliding slot 32；When tripper from lock state into the first stage of unlocked state transient process, the end of lock pin 4
Head is mobile from the deeper one end of sliding slot 32 to shallower one end.
In a kind of highly preferred embodiment, connector 3 is connected with other rod pieces of folding children's cart, is folding
In the folding process of children trolley, other rod pieces rotate and rotate connector 3.According to folding children's cart knot in the prior art
Structure, rod piece 1 be preferably push rod, other rod pieces can be seat bar, lower rod piece, connecting rod, front support rod or back stay, specifically can be according to reality
Depending on the situation of border.Push rod in the present embodiment is U-shaped, this tripper, and left and right are provided at left and right sides of U-shaped push rod
The tripper of two sides is symmetrical arranged and (only depicts one in attached drawing 1 as explanation).
Working principle:
When needing Folding trolley and unlock rod piece, swivel 3 is operated, or during cart folds, and connect
First 3 rod pieces being connected rotate and connector 3 are driven to rotate, the end phase sliding contact of helicoid 31 and lock pin 4 on connector 3,
And in the process that connector 3 rotates, helicoid 31 pushes lock pin 4 to overcome the power of elastic component 5, makes lock pin 4 into rod piece 1
Portion is mobile.By the promotion of helicoid 31, the clamping portion 41 of 4 end of lock pin is made to exit the first hole 21 of connector sleeve 2, and lock pin
The inner wall edge in corresponding first hole 21 of the slide connecting part 42 of 4 ends.At this point, mobile rod piece 1(preferably moves down rod piece 1, with benefit
In cart foldable integral), relatively move rod piece 1 and connector sleeve 2, during rod piece 1 is mobile, lock pin 4 can follow rod piece 1
It is mobile relative to connector sleeve 2 together, to make inner wall edge phase sliding contact of the slide connecting part 42 of 4 end of lock pin with the first hole 21
(in the present embodiment, slide connecting part 42 and 21 inner wall of the first hole towards the edge phase sliding contact of 1 side of rod piece), the first hole 21 it is interior
Wall edge pushes lock pin 4 to overcome the power of elastic component 5, continues lock pin 4 mobile to the inside of rod piece 1, until the end of lock pin 4 is moved back
First hole 21 out, lock pin 4 are separated with the first hole 21, i.e., are separated with connector sleeve 2, the unlock of rod piece tripper, rod piece 1 and company
It can be moved freely between female connector 2.When needing to open cart and lock rod piece, rod piece 1 is pulled up, makes rod piece 1 is opposite to connect
Female connector 2 is mobile, and lock pin 4 is moved together with connector sleeve 2, when be moved to lock pin 4 it is corresponding with 21 position of the first hole when, in elasticity
Under the action of part 5, lock pin 4 is pushed, and end is inserted into the first hole 21；On the other hand, backwards rotation connector 3 is operated, or
During cart is opened, the rod piece backwards rotation that is connected with connector 3 and drive 3 backwards rotation of connector, lose helicoid
31 compress, and lock pin 4 is further pushed by elastic component 5, and the clamping portion 41 of end is protruded into the first hole 21, so that rod piece unlocks
Device locking, relative position is locked between rod piece 1 and connector sleeve 2.
The tripper of the utility model folding children's cart, is unlocked using turning point, i.e., simply and conveniently, the solution of the structure
Locking device can be combined with the foldable integral of children trolley, the solution of rod piece rotated to realize rod piece when being folded by cart
Lock, be completed at the same time the unlock of rod piece can with the folding of cart.
The above embodiments are only for explaining the technical ideas and features of the present invention, and its object is to allow be familiar with technique
Personage can understand the content of the utility model and implement accordingly, do not limit the protection scope of the present invention.
All equivalent change or modifications according to made by the spirit of the present invention essence, should all cover the protection scope of the utility model it
It is interior.
Claims (10)
1. a kind of tripper of folding children's cart, it is characterised in that: it include rod piece (1), be movably disposed at it is described
Lock pin (4), rotatable connector (3) on the rod piece (1) of folding children's cart, to the elastic component of the lock pin (4) applied force
(5), have on the connector (3) in the tripper from lock state into the first stage of unlocked state transient process
The helicoid that can push lock pin (4) mobile and the end phase sliding contact with lock pin (4) when the connector (3) are rotated
(31), the tripper further includes movably being socketed on the outside of the rod piece (1) and in the tripper from lock
Determining state can make to lock into the second stage of unlocked state transient process by the relative movement between the rod piece (1)
(4) mobile connector sleeve (2) is sold, the connector (3) is rotatably connected on the connector sleeve (2), and the connector sleeve is opened on (2)
Equipped with the first hole (21), the elastic component (5) to lock pin (4) applied force enable its end stretch out first hole (21) and
With the helicoid (31) phase sliding contact；
When the tripper is in the lock state, end and the first hole (21) of the lock pin (4) are plugged；When the solution
When locking device is in the unlocked state, the first hole (21) are exited in the end of the lock pin (4).
2. the tripper of folding children's cart according to claim 1, it is characterised in that: the lock pin (4) has
Slide connecting part (42), the connector sleeve (2) have the from lock state to unlocked state transient process in the tripper
It can be relatively moved and the slide connecting part (42) phase sliding contact by the connector sleeve (2) and rod piece (1) in two-stage
Driving portion；When the tripper is in the lock state, the slide connecting part (42) is staggered with driving portion position；In the solution
From lock state into the first stage of unlocked state transient process, the lock pin (4) is made described locking device by itself movement
Slide connecting part (42) is corresponding with driving portion position.
3. the tripper of folding children's cart according to claim 1, it is characterised in that: the end of the lock pin (4)
Head has clamping portion (41)；When the tripper is in the lock state, the clamping portion (41) protrudes into first hole
(21) in；The tripper from lock state into the first stage of unlocked state transient process, the lock pin (4) passes through
Itself movement makes the clamping portion (41) exit the first hole (21).
4. the tripper of folding children's cart according to claim 2, it is characterised in that: the slide connecting part (42) is
Positioned at the inclined-plane of the lock pin (4) end, the driving portion is the inner wall edge of first hole (21).
5. the tripper of folding children's cart according to claim 1, it is characterised in that: opened on the connector (3)
Equipped with sliding slot (32) from depth to shallow, the helicoid (31) is the groove bottom of the sliding slot (32).
6. the tripper of folding children's cart according to claim 5, it is characterised in that: when the tripper is in
When lock state, the end of the lock pin (4) is located at the deeper one end of sliding slot (32)；When the tripper from lock state to
In the first stage of unlocked state transient process, the end of the lock pin (4) is from the deeper one end of sliding slot (32) to shallower one
End movement.
7. the tripper of folding children's cart according to claim 1, it is characterised in that: the connector (3) has
Cylindrical portion (33), the helicoid (31) are provided with the surface of cylindrical portion (33) along the circumferential direction of cylindrical portion (33).
8. the tripper of folding children's cart according to claim 1, it is characterised in that: the lock pin (4) and bullet
Property part (5) be arranged offered in the inside of the rod piece (1), and on the rod piece (1) for lock pin (4) end stretching second
Hole (11).
9. the tripper of folding children's cart according to claim 1, it is characterised in that: the elastic component (5) is
Spring, the moving direction of lock pin (4) are the telescopic direction along spring.
10. the tripper of folding children's cart according to claim 1, it is characterised in that: the connector (3) and folding
Other rod pieces of folded children trolley are connected, in the folding process of the folding children's cart, other rod pieces rotation and
Rotate the connector (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821718040.XU CN209336797U (en) | 2018-10-24 | 2018-10-24 | The tripper of folding children's cart |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821718040.XU CN209336797U (en) | 2018-10-24 | 2018-10-24 | The tripper of folding children's cart |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209336797U true CN209336797U (en) | 2019-09-03 |
Family
ID=67745717
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821718040.XU Active CN209336797U (en) | 2018-10-24 | 2018-10-24 | The tripper of folding children's cart |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209336797U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109278840A (en) * | 2018-10-24 | 2019-01-29 | 好孩子儿童用品有限公司 | The tripper of folding children's cart |
-
2018
- 2018-10-24 CN CN201821718040.XU patent/CN209336797U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109278840A (en) * | 2018-10-24 | 2019-01-29 | 好孩子儿童用品有限公司 | The tripper of folding children's cart |
| CN109278840B (en) * | 2018-10-24 | 2024-09-24 | 好孩子儿童用品有限公司 | Unlocking device of folding child cart |
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