CN208889909U - The plug ejecting mechanism of two poles injection molding spring plug - Google Patents
The plug ejecting mechanism of two poles injection molding spring plug Download PDFInfo
- Publication number
- CN208889909U CN208889909U CN201821571366.4U CN201821571366U CN208889909U CN 208889909 U CN208889909 U CN 208889909U CN 201821571366 U CN201821571366 U CN 201821571366U CN 208889909 U CN208889909 U CN 208889909U
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- China
- Prior art keywords
- slot
- plug
- button
- sliding slot
- ejector pin
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- Expired - Fee Related
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- 230000007246 mechanism Effects 0.000 title claims abstract description 27
- 238000001746 injection moulding Methods 0.000 title claims abstract description 21
- 230000007704 transition Effects 0.000 claims abstract description 26
- 210000002421 cell wall Anatomy 0.000 claims description 27
- 230000003014 reinforcing effect Effects 0.000 claims description 7
- 230000008093 supporting effect Effects 0.000 claims description 4
- 239000000463 material Substances 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000001976 improved effect Effects 0.000 description 4
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002991 molded plastic Substances 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model relates to a kind of plug ejecting mechanisms of two poles injection molding spring plug, including inner casing, button and ejector pin, the inner casing includes back box and upper cover, the ejector pin can be telescopically threaded through on the lower end of the back box, the button can be telescopically threaded through on the inner casing, the upper cover is equipped with outwardly raised converging transition far from one end of the back box, and the cross-sectional area of the converging transition gradually becomes smaller from bottom to top, and the converging transition is hollow structure.First purpose of the utility model is intended to provide the plug ejecting mechanism of a kind of material saving and the good two poles injection molding spring plug of anti-pressure ability, solves the problems, such as that the anti-pressure ability of the inner casing of the plug ejecting mechanism of existing two pole injection molding spring plug is poor.
Description
Technical field
The utility model relates to plugs, more particularly to a kind of plug ejecting mechanism of two poles injection molding spring plug.
Background technique
Plug is to cooperate the component for inducing one power supply to electric appliance for same socket.The basic structure of plug include plug body and
Be connected to the inserted sheet (also known as bolt) of plug body, when use be inserted into the jack of socket by inserted sheet after with sleeve be connected to one
It rises and draws power supply.In order to guarantee being reliably connected between sleeve and inserted sheet, sleeve can be designed as with biggish chucking power folder
It holds on inserted sheet, defective socket is not caused when in order to pull the plug out of the socket, need that a hand pins socket, another hand catches plug
Mode is extracted, inconvenient when causing to extract, when especially plug is inserted on mobile socket, must two hands can extract；
If chucking power is very big or user's strength is smaller, user need on one side exert oneself to pull out outward, while shake to both sides it is slotting
Head can extract plug, and the improper decline of the sleeve chucking power that will lead to socket and wall socket fall off in this way.For
It solves the above problems, has devised in the patent document that Chinese Patent Application No. is CN201710137132.2 with plug bullet
The spring plug of mechanism out.In order to enable spring plug can be made as injection plug, then plug ejecting mechanism sets for modularization
Meter, then be arranged inner casing, stretches so that constituting the ejector pin of plug ejecting mechanism, ejector pin control mechanism and driving ejector pin from side where inserted sheet
The first spring of plug body is all located in inner casing out, and ejector pin control mechanism includes the clamping portion for being set to ejector pin, same to clamping portion
Cooperation makes ejector pin be maintained at the clamp of contraction state, driving clamp snaps into second spring and the same clamping of driving clamp on clamping portion
Part from button.That there are anti-pressure abilities is poor for the plug ejecting mechanism inner casing of existing two pole spring plug, the poor (sealing of leakproofness
Property difference when being then molded plastics can penetrate into inner casing and the component in inner casing is interfered to be acted) deficiency.
Utility model content
First purpose of the utility model is intended to provide a kind of material saving and the good two poles injection molding spring plug of anti-pressure ability
Plug ejecting mechanism, solve the anti-pressure ability difference of the inner casing of the plug ejecting mechanism of existing two pole injection molding spring plug
Problem.
Second purpose of the utility model is further intended to provide a kind of two poles injection molding spring plug of good airproof performance
Plug ejecting mechanism solves the problems, such as that existing two pole injection molding spring plug leakproofness is poor.
The above technical problem is solved through the following technical scheme: a kind of plug pop-up machine of two poles injection molding spring plug
Structure, including inner casing, button and ejector pin, the inner casing include back box and upper cover, and the ejector pin can telescopically be threaded through the bottom
On the lower end of box, the button can be telescopically threaded through on the inner casing, and the upper cover is equipped with far from one end of the back box
Outwardly raised converging transition, the cross-sectional area of the converging transition gradually become smaller from bottom to top, and the converging transition is hollow
Structure.Converging transition outer surface be designed as protrusion cambered surface, can increase inner casing rigidity i.e. resistance to compression can, effectively prevent being molded
It is deformed under the action of pressure；Converging transition is vertically arranged as hollow structure, can reduce material utilization amount to reduce cost；Converging transition outer surface
Encapsulated thickness of structure when enabling to injection casing close to consistent, shrink uniformly, improve good appearance degree.
Preferably, the upper surface of the back box is equipped with button sliding slot, the outside of the cell wall of the button sliding slot is equipped with
The opening up card slot extended along button sliding slot extending direction, the lower end shape of side wall of the card slot far from button sliding slot side
At clasp joint step, the lower end surface of the upper cover be equipped with extending direction with button sliding slot extending direction identical link slot, it is described
The cell wall of button sliding slot is threaded through in the link slot, and the bottom wall and button sliding slot of the link slot surround button slide opening, described
Button is slidably connected in the button slide opening, and the cell wall of the link slot is threaded through in the card slot, and the upper lid is equipped with
At least two are distributed in the barb on the connection slot width direction two sides, and the barb clasp joint is on the clasp joint step.Dress
Convenient when with inner casing, also, plastics do not allow the connection of The book of Changes back box and upper cover to the connection sealing between back box and upper cover when injection molding
Place flows into inner housing inner.Realize second goal of the invention.
Preferably, the outer surface of the cell wall of the button sliding slot is equipped with the locating slot vertically extended, it is described
The inner surface of the cell wall of link slot is equipped with positioning bar along the vertical direction, and the positioning bar is threaded through in the locating slot.Energy
Enough prevent back box and upper cover from generating the dislocation along button sliding slot extending direction.
Preferably, the locating slot prolongs the upper surface penetrated through to the cell wall of button sliding slot.It can be improved side when assembly
Just property.
Preferably, the bottom wall of the link slot, which is equipped with two pairs of extending directions along link slot, is distributed in the two of link slot
The upper position block at end is distributed with two pieces of upper position blocks in a pair of upper position block along the width direction of link slot, described
Upper position block is threaded through in the gear access slot with gear access slot, the cell wall of the button sliding slot is formed between the cell wall of link slot,
The bottom wall of the button sliding slot is equipped with the lower positioning that two pairs of extending directions along button sliding slot are distributed in the both ends of button sliding slot
Block is distributed with two pieces of position blocks in a pair of lower position block along the width direction of button sliding slot, and the button slide opening is logical
The upper position block and lower position block are crossed with the snap fit.It can prevent the pressure generated when injection molding from causing button sliding
The side wall generation of slot is closed up, and the anti-pressure ability of inner casing is improved.
The utility model further includes ejector pin pop-up spring, is equipped with ejector pin in the converging transition and pops up spring guide pin, described
Guiding pop-up spring one end links together with the ejector pin, the other end is set on the ejector pin pop-up spring guide pin, institute
It states and is equipped with reinforcing rib between ejector pin pop-up spring guide pin and the inner surface of converging transition, the reinforcing rib forms same ejector pin pop-up bullet
Spring abuts spring supporting portion together.Ejector pin is not allowed to be also easy to produce axial bending when popping up telescopic spring.Setting forms spring branch
The reinforcing rib of support part can either pop up spring to ejector pin and reliably be supported, and can play the work for improving the intensity of upper cover
With.
The utility model has an advantage that converging transition outer surface is designed as the cambered surface of protrusion, can increase the rigid of inner casing
Property, that is, resistance to compression can, effectively prevent deforming under the action of injection pressure；Converging transition is vertically arranged as hollow structure, can reduce material
Dosage is to reduce cost；The structure of converging transition outer surface enables to encapsulated thickness when injection casing close to unanimously, shrinks
Uniformly, good appearance degree is improved；The connection relationship of back box and upper cover can be improved leakproofness between the two, when preventing injection molding
Plastics enter inner housing inner.
Detailed description of the invention
Fig. 1 is the schematic diagram of this practical seperated state.
Fig. 2 is the enlarged diagram of upper cover.
The schematic diagram of this back box of Fig. 3.
Fig. 4 is this practical schematic diagram
In figure: inner casing 1, ejector pin 2, ejector pin pop-up spring 3, ejector pin control mechanism 4, clamping portion 41, clamp 42, clamp driving
Spring 43, button 44, back box 5, button sliding slot 51, the cell wall 511 of button sliding slot, the upper surface 512 of the cell wall of button sliding slot, card slot
52, clasp joint step 521, locating slot 53, lower position block 54, upper cover 6, converging transition 61, ejector pin pop-up spring guide pin 62, reinforcement
Muscle 63, spring supporting portion 631, link slot 64, the cell wall 641 of link slot, barb 65, positioning bar 66, upper position block 67, gear connect
Slot 68.
Specific embodiment
The utility model is further described with embodiment with reference to the accompanying drawing.
Referring to Fig. 1, a kind of plug ejecting mechanism of two pole injection molding spring plug, including inner casing 1, ejector pin 2, ejector pin control machine
The ejector pin that plug body is stretched out in side where structure 4 and driving ejector pin from the inserted sheet of plug pops up spring 3.Ejector pin control mechanism 4 includes
Be set to the clamping portion 41(wedging position pore structure of ejector pin), with clamping portion cooperate so that ejector pin is maintained at contraction state clamp
42, driving clamp snap into clamp driving spring 43 on clamping portion and driving clamp with shackle portion from button 44.Ejector pin control
There are two mechanisms processed, and the button of two ejector pin control mechanisms is distributed in the two sides of ejector pin, and two ejector pin control mechanisms share
Clamp driving spring.Inner casing 1 includes back box 5 and upper cover 6.Ejector pin can be telescopically threaded through on the lower end of back box.Button can
Telescopically it is threaded through on inner casing.Then clamp country makes on clamping portion when clamp separates under the action of clamp driving spring
Ejector pin remains the state being contracted in inner casing.Spring is popped up in ejector pin when push button disengages clamp from clamping portion
Free walker ejector pin pop-up.The above are the prior arts.
The improvement of the present embodiment are as follows:
Upper cover 6 is equipped with outwardly raised converging transition 61 far from one end of back box.The cross-sectional area of converging transition is under
It gradually becomes smaller upwards.The outer surface of converging transition is cambered surface.Converging transition is hollow structure.Converging transition is equipped with ejector pin pop-up spring guiding
Pin 62.Spring one end links together and (is specially threaded through in ejector pin) with ejector pin, the other end is set in ejector pin bullet for guiding pop-up
Out on spring guide pin.Ejector pin, which pops up, is equipped with reinforcing rib 63 between spring guide pin and the inner surface of converging transition.Reinforcing rib is formed
Spring supporting portion 631 together is abutted with ejector pin pop-up spring.
The upper surface of back box 5 is equipped with button sliding slot 51.The outside of the cell wall 511 of button sliding slot is equipped with prolongs along button sliding slot
Stretch the opening up card slot 52 of direction extension.The lower end of side wall of the card slot far from button sliding slot side forms clasp joint step 521.
The outer surface of the cell wall of button sliding slot is equipped with the locating slot 53 vertically extended.Locating slot prolongs perforation to button sliding slot
The upper surface 512 of cell wall.The bottom wall of button sliding slot is equipped with two pairs of extending directions along button sliding slot and is distributed in button sliding slot
The lower position block 54 at both ends.It is distributed with two pieces of position blocks in a pair of lower position block along the width direction of button sliding slot.
The lower end surface of upper cover be equipped with extending direction with button sliding slot extending direction identical link slot 64.Upper lid is equipped with
4 two barbs 65 being distributed on connection slot width direction two sides two-by-two.The inner surface of the cell wall 641 of link slot is equipped with along upper
The positioning bar 66 in lower direction.The bottom wall of link slot is equipped with the both ends that two pairs of extending directions along link slot are distributed in link slot
Upper position block 67.It is distributed with two pieces of upper position blocks in a pair of upper position block along the width direction of link slot.Upper positioning
Block is the same as formation gear access slot 68 between the cell wall of link slot.
When back box and upper cover are assembled together: the cell wall of button sliding slot is threaded through in link slot.The cell wall of button sliding slot
Upper end is threaded through in gear access slot in freedom degree, that is, figure.The bottom wall and button sliding slot of link slot surround button slide opening 7.Button sliding connects
It connects in button slide opening.Button sliding slot passes through the same snap fit of lower position block.Link slot is matched by upper position block with button
It closes.The cell wall of link slot is threaded through in card slot.Barb clasp joint is on clasp joint step.Positioning bar is threaded through in locating slot.
Claims (6)
1. a kind of plug ejecting mechanism of two poles injection molding spring plug, including inner casing, button and ejector pin, the inner casing include back box
And upper cover, the ejector pin can be telescopically threaded through on the lower end of the back box, the button can telescopically be threaded through described
On inner casing, which is characterized in that the upper cover is equipped with outwardly raised converging transition far from one end of the back box, it is described gradually
The cross-sectional area of contracting section gradually becomes smaller from bottom to top, and the converging transition is hollow structure, and the outer surface of the converging transition is cambered surface.
2. the plug ejecting mechanism of injection molding spring plug in two pole according to claim 1, which is characterized in that the back box
Upper surface is equipped with button sliding slot, and the outside of the cell wall of the button sliding slot is equipped with the opening extended along button sliding slot extending direction
The lower end of card slot upward, side wall of the card slot far from button sliding slot side forms clasp joint step, the lower end surface of the upper cover
Being equipped with extending direction, identical link slot, the cell wall of the button sliding slot are threaded through the connection with button sliding slot extending direction
In slot, the bottom wall and button sliding slot of the link slot surround button slide opening, and the button is slidably connected in the button slide opening,
The cell wall of the link slot is threaded through in the card slot, and the upper lid is equipped at least two and is distributed in the connection groove width side
Barb on two sides, the barb clasp joint is on the clasp joint step.
3. the plug ejecting mechanism of injection molding spring plug in two pole according to claim 2, which is characterized in that the button is sliding
The outer surface of the cell wall of slot is equipped with the locating slot vertically extended, and the inner surface of the cell wall of the link slot is equipped with edge
The positioning bar of up and down direction, the positioning bar are threaded through in the locating slot.
4. the plug ejecting mechanism of injection molding spring plug in two pole according to claim 3, which is characterized in that the locating slot
Prolong the upper surface penetrated through to the cell wall of button sliding slot.
5. the plug ejecting mechanism of injection molding spring plug in two pole according to claim 2, which is characterized in that the link slot
Bottom wall be equipped with two pairs of extending directions along link slot be distributed in link slot both ends upper position block, with a pair on position
Two pieces of upper position blocks in block are distributed along the width direction of link slot, and the upper position block is the same as between the cell wall of link slot
Gear access slot is formed, the cell wall of the button sliding slot is threaded through in the gear access slot, and the bottom wall of the button sliding slot is equipped with two pairs
The lower position block at the both ends of button sliding slot is distributed in along the extending direction of button sliding slot, with two pieces in a pair of lower position block
Position block is distributed along the width direction of button sliding slot, and the button slide opening is same by the upper position block and lower position block
The snap fit.
6. the plug ejecting mechanism of injection molding spring plug in two pole according to claim 1, which is characterized in that further include ejector pin
Spring is popped up, ejector pin is equipped in the converging transition and pops up spring guide pin, the guiding pop-up spring one end connects with the ejector pin
It is connected together, the other end is set on the ejector pin pop-up spring guide pin, the ejector pin pop-up spring guide pin and converging transition
Inner surface between be equipped with reinforcing rib, the reinforcing rib forms same ejector pin pop-up spring and abuts spring supporting portion together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821571366.4U CN208889909U (en) | 2018-09-26 | 2018-09-26 | The plug ejecting mechanism of two poles injection molding spring plug |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821571366.4U CN208889909U (en) | 2018-09-26 | 2018-09-26 | The plug ejecting mechanism of two poles injection molding spring plug |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208889909U true CN208889909U (en) | 2019-05-21 |
Family
ID=66513981
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821571366.4U Expired - Fee Related CN208889909U (en) | 2018-09-26 | 2018-09-26 | The plug ejecting mechanism of two poles injection molding spring plug |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208889909U (en) |
-
2018
- 2018-09-26 CN CN201821571366.4U patent/CN208889909U/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: 20190521 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |