CN209278071U - The switching construction that single-direction and dual-direction for inflator is inflated - Google Patents
The switching construction that single-direction and dual-direction for inflator is inflated Download PDFInfo
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- CN209278071U CN209278071U CN201822267950.7U CN201822267950U CN209278071U CN 209278071 U CN209278071 U CN 209278071U CN 201822267950 U CN201822267950 U CN 201822267950U CN 209278071 U CN209278071 U CN 209278071U
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- inflator
- switching
- inflated
- dual
- side wall
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Abstract
The utility model provides a kind of switching construction that the single-direction and dual-direction for inflator is inflated, and belongs to field of mechanical technique.The switching construction that this single-direction and dual-direction for being used for inflator is inflated is set to inflator cylinder upper end, including upper cover and switching switch, there is an installation cavity being laterally arranged in upper cover side-walls, there is the through-hole communicated with inflator cylinder lumen in installation cavity side wall, switching switch is inserted in installation cavity, and venthole is being offered on switching switch side wall and is communicating with the outside world inflator cylinder lumen when rotation switching switch enables through-hole to communicate with venthole.The utility model has the advantages that structure is simple, practical and convenient.
Description
Technical field
The utility model belongs to field of mechanical technique, and in particular to a kind of switching knot that the single-direction and dual-direction for inflator is inflated
Structure.
Background technique
Traditional inflator is widely used in the occasions such as bicycle tyre, and since tire is small in size, this inflator is special
Point is that single work aeration quantity is small, the high feature of inner gas pressure, therefore at work, is only done in the case where pushing useful
Function, and when to inflatable dinghy, air dome, biggish product is inflated in equal volume, since these small product sizes are big, can connect
The maximum pressure received is lower than tire, needs single work aeration quantity big, and inner gas pressure is opposite to become smaller, thus traditional inflator without
Method meets the demand.
Summary of the invention
The purpose of this utility model is the presence of the above problem in view of the prior art, and it is simple, practical to propose a kind of structure
It is conveniently used for the switching construction of the single-direction and dual-direction inflation of inflator.
The purpose of this utility model can be realized by the following technical scheme: what a kind of single-direction and dual-direction for inflator was inflated
Switching construction is set to inflator cylinder upper end, which is characterized in that including upper cover and switching switch, has in upper cover side-walls
One installation cavity being laterally arranged, has the through-hole communicated with inflator cylinder lumen in installation cavity side wall, and switching switch is inserted in
In installation cavity, venthole is being offered on switching switch side wall and is being made when rotation switching switch enables through-hole to communicate with venthole
Inflator cylinder lumen communicates with the outside world.
In the switching construction that the above-mentioned single-direction and dual-direction for inflator is inflated, switching switch by the canister portion that is linked together and
Handle portion composition, venthole are opened on the side wall of canister portion, and the junction of canister portion and handle portion has step, are had in handle portion
The air inlet that communicates with canister portion inner cavity and there are two symmetrically arranged side muscle on the inner wall of air inlet, in air inlet opening
Equipped with foraminate cover board is opened up, there is locating slot on cover board outer wall and side muscle is located at positioning when cover board is against at step
In slot.
In the switching construction that the above-mentioned single-direction and dual-direction for inflator is inflated, filter cotton is installed in canister portion.
In the switching construction that the above-mentioned single-direction and dual-direction for inflator is inflated, there is mounting base 22, hand in upper cover side wall
Shank is resisted against in mounting base 22 and offers arc groove on handle portion side wall, offered in mounting base 22 mounting hole and
Mounting hole face arc groove, is equipped with self-tapping screw in mounting hole, and automatic screw upper end is against having steel ball and steel ball part is embedding
Enter in arc groove.
Compared with prior art, the utility model has the advantage that
1, when switching switch is in unidirectional mode, the through-hole on venthole and upper lid on switching switch is in same position
It sets, is now in opening state, inflator inner barrel and extraneous perforation, when piston is pulled upwardly, inflator cylinder is intracorporal
Air runs past switching switch and is discharged to the external world；Venthole when switching switch is in two-way mode, on switching switch
It can be staggered with the lead to the hole site on upper lid, the through-hole on upper lid is switched switch and seals, at this time inflator inner barrel and outer
Boundary does not penetrate through, and when piston is pulled upwardly, the intracorporal air of inflator cylinder can be by the piston of inflator inner barrel from output
Mouth output, does useful work, to reach inflation purpose.
2, filter cotton can prevent extraneous particulate matter from entering inside inflator when practical practical, prevent inflator from damaging, together
When filter cotton setting the air of inflator cylinder lumen can be made to pass through switching switch when not interfering through-hole to communicate with venthole
It is emitted into the external world.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the schematic cross-sectional view of the utility model.
Fig. 3 is the structural schematic diagram for switching switch in the utility model.
In figure, 1, inflator cylinder；2, upper cover；21, installation cavity；211, through-hole；22, mounting base；221, mounting hole；3, it cuts
Change switch；31, canister portion；311, venthole；32, handle portion；321, air inlet；322, side muscle；323, arc groove；33, platform
Rank；4, cover board；41, aperture；42, locating slot；5, filter cotton；6, self-tapping screw；7, steel ball.
Specific embodiment
It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these examples.
As shown in Figure 1 to Figure 3, this switching construction inflated for the single-direction and dual-direction of inflator is set to inflator cylinder 1
End, including upper cover 2 and switching switch 3, have an installation cavity 21 being laterally arranged in 2 side-walls of upper cover, in 21 side wall of installation cavity
With the through-hole 211 communicated with 1 inner cavity of inflator cylinder, switch switch 3 and be inserted in installation cavity 21, in switching 3 side wall of switch
On offer venthole 311 and when rotation switching switch 3 so that through-hole 211 is made in inflator cylinder 1 when communicating with venthole 311
Chamber communicates with the outside world.
When switching switch 3 is in unidirectional mode, the through-hole 211 switched on venthole 311 and upper cover 2 on switch 3 exists
Same position is now in opening state, and 1 inside of inflator cylinder is penetrated through with extraneous, when piston is pulled upwardly, inflator cylinder
Air in body 1 runs past switching switch 3 and is discharged to the external world；When switching switch 3 is in two-way mode, switch switch 3
On venthole 311 can be staggered with 211 position of through-hole in upper cover 2, the through-hole 211 in upper cover 2 is switched switch 3 and seals,
1 inside of inflator cylinder is not penetrated through with the external world at this time, and when piston is pulled upwardly, the air in inflator cylinder 1 can be by beating
Piston inside air cylinder body 1 is exported from delivery outlet, useful work is done, to reach inflation purpose.
Further, switching switch 3 is made of the canister portion 31 and handle portion 32 being linked together, and venthole 311 is opened in cylinder
On the side wall in portion 31, the junction of canister portion 31 and handle portion 32 has step 33, has and 31 inner cavity phase of canister portion in handle portion 32
Logical air inlet 321 and there are two symmetrically arranged side muscle 322 on the inner wall of air inlet 321, in 321 opening of air inlet
There is locating slot 42 and the side when cover board 4 is against at step 33 equipped with the cover board 4 for offering aperture 41, on 4 outer wall of cover board
Muscle 322 is located in locating slot 42.By having a step 33 and side muscle 322 inside switching switch 3, for being limited to cover board 4
Position is used, after cover board 4 is placed into this position, to two 322 weldings of side muscle, thus prevent cover board 4 from falling, it is small on cover board 4
Hole 41 can guarantee that outside air can smoothly enter into inflating tube inner chamber.
Further, filter cotton 5 is installed in canister portion 31, filter cotton 5 can prevent extraneous particulate matter when practical practical
Into inside inflator, prevent inflator from damaging, while the setting of filter cotton 5 does not interfere through-hole 211 to communicate with venthole 311
When the air of 1 inner cavity of inflator cylinder can be made to be emitted into the external world by switching switch 3.
Further, there is mounting base 22 in 2 side wall of upper cover, handle portion 32 is resisted against in mounting base 22 and in handle portion 32
Arc groove 323 is offered on side wall, and mounting hole 221 and 221 face arc groove of mounting hole are offered in mounting base 22
323, in mounting hole 221 be equipped with self-tapping screw 6, automatic screw upper end against have steel ball 7 and steel ball 7 be partially submerged into it is recessed in arc
In slot 323.In assembly, switching switch 3 need to be only inserted into upper cover 2, then steel ball 7 is put into arc groove 323, then
Self-tapping screw 6 is inserted into mounting hole 221 and screws self-tapping screw 6, steel ball 7 has at this time can be embedded in groove with part, from
And it can prevent switching switch 3 from skidding off.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Claims (4)
1. a kind of switching construction that the single-direction and dual-direction for inflator is inflated, is set to inflator cylinder upper end, which is characterized in that packet
Upper cover and switching switch are included, there is an installation cavity being laterally arranged in upper cover side-walls, have and inflator in installation cavity side wall
The through-hole that cylinder lumen communicates, switching switch are inserted in installation cavity, are turned switching to switch to offer venthole on side wall and work as
Dynamic switching switch communicates with the outside world inflator cylinder lumen when through-hole being enable to communicate with venthole.
2. the switching construction that the single-direction and dual-direction according to claim 1 for inflator is inflated, which is characterized in that switching switch
It is made of the canister portion and handle portion that are linked together, venthole is opened on the side wall of canister portion, the junction tool of canister portion and handle portion
There is step, there are two symmetrically arranged sides with the air inlet communicated with canister portion inner cavity and on the inner wall of air inlet in handle portion
Gluten is equipped in air inlet opening and opens up foraminate cover board, has locating slot on cover board outer wall and when cover board is against to platform
Side muscle is located in locating slot when at rank.
3. the switching construction that the single-direction and dual-direction according to claim 2 for inflator is inflated, which is characterized in that in canister portion
Filter cotton is installed.
4. the switching construction that the single-direction and dual-direction according to claim 2 or 3 for inflator is inflated, which is characterized in that upper
Lid side wall has mounting base, and handle portion offers arc groove against the mounting base and on handle portion side wall, in mounting base
On offer mounting hole and mounting hole face arc groove, self-tapping screw is equipped in mounting hole, automatic screw upper end is against having
Steel ball and steel ball is partially submerged into arc groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822267950.7U CN209278071U (en) | 2018-12-29 | 2018-12-29 | The switching construction that single-direction and dual-direction for inflator is inflated |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822267950.7U CN209278071U (en) | 2018-12-29 | 2018-12-29 | The switching construction that single-direction and dual-direction for inflator is inflated |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209278071U true CN209278071U (en) | 2019-08-20 |
Family
ID=67608496
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822267950.7U Active CN209278071U (en) | 2018-12-29 | 2018-12-29 | The switching construction that single-direction and dual-direction for inflator is inflated |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209278071U (en) |
-
2018
- 2018-12-29 CN CN201822267950.7U patent/CN209278071U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200921 Address after: 315300 No.289 Chaosheng Road, Cixi Binhai Economic Development Zone, Ningbo City, Zhejiang Province Patentee after: Ningbo Zhihai Plastic Technology Co., Ltd Address before: 315800 Second Floor, Building 1, 288 Xiaogang Jing 11 Road, Beilun District, Ningbo City, Zhejiang Province Patentee before: NINGBO ZHIHAI LEISURE PRODUCTS Co.,Ltd. |
|
| TR01 | Transfer of patent right |