CN218376768U

CN218376768U - Electric inflator

Info

Publication number: CN218376768U
Application number: CN202221932633.2U
Authority: CN
Inventors: 周伟; 韩焱
Original assignee: Suzhou Weideng Electronic Technology Co ltd
Current assignee: Suzhou Weideng Electronic Technology Co ltd
Priority date: 2022-07-26
Filing date: 2022-07-26
Publication date: 2023-01-24
Anticipated expiration: 2032-07-26

Abstract

The application relates to an electric inflator, which comprises a shell, a pump core and a pump core connector, wherein the periphery of the pump core connector is provided with a clamping piece, the shell is provided with a threaded hole, the threaded hole is matched with an inner thread of a fastening screw, and the bottom end of the fastening screw is matched with the clamping piece in a clamped mode, so that the position of the pump core connector is limited at least along the length direction of the shell. This application has the effect that effectively improves the electronic inflater dismouting convenience, and the later stage is more convenient to be maintained.

Description

Electric inflator

Technical Field

The application relates to the technical field of inflation equipment, in particular to an electric inflator.

Background

The inflator is a common inflation device, and with continuous innovation of technology, the existing electric inflator replaces a plurality of manual inflators to become the mainstream of the market.

For example, chinese utility model with the publication number CN203948244U discloses an electric inflator, which mainly comprises an electric inflating pump, a battery holder, a control switch set, and the like, which are assembled in a linear arrangement in a casing, and a light-emitting component is provided at the front end of the casing, so that the volume of the electric inflator can be minimized, and meanwhile, the automatic inflating mode of the electric inflating pump is utilized to allow a user to connect a tire valve with an external flexible conduit or a quick-pull type valve of the electric inflator, and inflate a tire in a labor-saving inflating mode.

The typical electrically powered pump construction at present generally includes a housing, a pump cartridge for providing power, and a pump cartridge connector, and is provided with a battery pack or the like for providing a source of power. At present, the structure installation of the part needs to utilize the structures such as screws, adhesives, welding points and the like, so the whole installation is firm, but still more complicated, the disassembly after the installation is more troublesome, and certain inconvenience is caused to later maintenance.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the application provides an electric inflator, and it is simple and convenient that it has the dismouting, easy to assemble and the advantage of maintaining.

In order to achieve the above purpose, the technical scheme of the utility model is as follows:

the utility model provides an electric inflator, includes that shell, pump core and pump core connect, pump core connects week side to be equipped with buckle spare, be equipped with the screw hole on the shell, screw hole female thread cooperation has fastening screw, fastening screw's bottom and the cooperation of buckle spare joint to the position that makes the pump core connect is injectd along the length direction of shell at least.

Realize above-mentioned technical scheme, when the equipment, earlier assemble on the basis of pump core other parts of pump core, pump core joint, put into the shell with the whole after assembling in, then utilize fastening screw chucking buckle spare, even make pump core rigidity to make other structures that rely on the pump core also fix in the lump, and it also only need when dismantling fastening screw soon can, the later maintenance of being convenient for.

In one preferable embodiment of the present application, the fastener is an annular groove formed on the circumferential side of the pump core joint.

Realize above-mentioned technical scheme, when putting into the shell with the pump core after the equipment is accomplished, establish the buckle spare into the ring channel and make fastening screw distinguish with the cooperation of buckle spare more easily, only need along the shell promote the pump core, until can seeing the ring channel from the screw hole can, further improve the convenience of installation.

As one of the preferred scheme of this application, still including setting up the energy supply structure in the pump core top, the energy supply structure includes fore-stock, installs the group battery in fore-stock one side and deviates from the after-poppet of fore-stock one side at the group battery, the fore-stock mutually buckles with the after-poppet and forms the accommodation space that is used for placing the group battery, the equal butt in pump core tip in the bottom of fore-stock and after-poppet.

Realize above-mentioned technical scheme, fore-stock and after-poppet lock are in the same place, demolish relatively easily, and it is also relatively more convenient to the fixed of group battery, when the group battery was arranged in accommodation space and when wholly adorned in the shell, received the spacing of shell, fore-stock and after-poppet also were difficult to part, guaranteed stability.

As one preferable mode of the present application, a battery protection plate is disposed between the front bracket and the rear bracket and is set to abut against the battery pack.

As one of the preferred schemes of this application, the top and the bottom of fore-stock level respectively are equipped with first buckle groove and first buckle piece, the top and the bottom of after-poppet level respectively are equipped with second buckle piece and second buckle groove, first buckle groove and second buckle piece joint cooperation, second buckle groove and first buckle piece joint cooperation.

According to the technical scheme, the structure that the front support and the rear support are connected in a buckled mode is provided, the top ends of the front support and the rear support are matched with the first clamping groove in a clamped mode through the second clamping block, and the bottom end of the front support and the bottom end of the rear support are matched with the first clamping block in a clamped mode through the second clamping groove, so that the buckling is simple, convenient and stable.

As one of the preferred scheme of this application, the bottom of fore-stock and after-poppet all is equipped with arc piece and pump core top butt, two the cylinder that diameter and pump core outside are the same is constituteed to the arc piece.

As one of the preferred scheme of this application, one side that the fore-stock deviates from the group battery is equipped with the strengthening rib along self length direction, strengthening rib length direction's both sides all are equipped with a plurality of spacing posts.

Realize above-mentioned technical scheme, the lateral wall of spacing post and strengthening rib can constitute the space that is used for the electric wire to pass to make and walk the line more neatly convenient, and can go on round spacing post when walking the line, thereby improve the stability of electric wire installation, reduce the condition that the electric wire slided.

As one of the preferred scheme of this application, still including setting up the spacing support in energy supply structure top, the bottom of spacing support is equipped with the spacing lantern ring, the cover is outside at first buckle groove when the spacing lantern ring installation.

Realize above-mentioned technical scheme, thereby spacing support is used for supporting fore-stock and after-poppet and prescribes a limit to the position of fore-stock and after-poppet on the top of pump core tightly, and the mounting means of spacing lantern ring is the cover in the first spacing groove outside, and mounting structure is very simple and convenient, improves the convenience of dismouting.

As one of the preferred scheme of this application, still include flexible trachea, tracheal one end is connected with the gas outlet that the pump core connects, tracheal other end is connected with clever mouth, the bottom internal thread connection of shell has the closing cap.

According to the technical scheme, the length of the air pipe can be prolonged, the air pipe is convenient to use in the inflation process, and moreover, the end part of the sealing cover sealing shell in threaded fit is utilized, so that the convenience of follow-up disassembly and assembly is greatly improved.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the pump core and the shell are detachably connected by the cooperation of the fastening screw and the buckle piece, so that the structure for mounting the pump core is simpler, and the convenience for disassembly and assembly and the convenience for later maintenance are improved;

2. the energy supply structure is formed by wrapping the battery by the front support and the rear support, and the energy supply structure is abutted to the pump core by the limiting support, so that the convenience of disassembly and assembly is further improved;

3. through setting up the flexible trachea of detachable to there is the closing cap at the tip screw-thread fit of shell, further convenient to use and dismantlement.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a front view of the motorized pump;

FIG. 2 is an exploded view of the structure for showing the internal structure of the housing;

fig. 3 is a partially enlarged view of a portion a in fig. 2;

fig. 4 is an exploded view primarily intended to show the energizing structure.

Reference numerals are as follows: 1. a housing; 2. a pump core; 3. a pump core joint; 4. a fastener; 5. a threaded hole; 6. a fastening screw; 7. an energy supply structure; 71. a front bracket; 711. a first snap groove; 712. a first buckle block; 72. a battery pack; 73. a rear bracket; 731. a second buckle block; 732. a second snap-fit groove; 8. a battery protection plate; 9. an arc-shaped block; 10. reinforcing ribs; 11. a limiting post; 12. a limiting bracket; 121. a limiting lantern ring; 13. an air tube; 14. a smart mouth; 15. sealing the cover; 16. a saddle block; 17. a control box.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

Referring to fig. 1, an electric inflator is disclosed in an embodiment of the present application. The electric inflator comprises a housing 1 portion and an internal parts portion disposed inside the housing 1. In order to facilitate carrying of the inflator on a bicycle, the shell 1 is arranged to be a crossbeam below a seat, and a saddle block 16 for mounting a bicycle cushion and an electric control operation box 17 are connected to the top end of the shell 1.

Referring to fig. 1 and 2, a limiting support 12, an energy supply structure 7, a pump core 2, a connector of the pump core 2 and a flexible and deformable extending air pipe 13 are respectively arranged in a shell 1 from top to bottom, wherein one end of a hose is communicated with an air outlet of the connector of the pump core 2, the other end of the hose is connected with a smart nozzle 14, and a sealing cover 15 is matched with the bottom end of the shell 1 in a threaded manner.

Referring to fig. 2 and 3, the pump core 2 adopts a matching structure of a micro motor or a motor and a crankshaft, the joint of the pump core 2 discharges the gas ejected by the pump core 2 in a unidirectional mode, and the air pipe 13 is convenient to pull and use. Energy supply structure 7 arranges the 2 tops of pump core in for providing the energy for pump core 2, the lateral wall of pump core 2 is equipped with buckle 4, it has two screw holes 5 to link up to open about self axis level at the lateral wall of shell 1, equal threaded connection has fastening screw 6 in the screw hole 5, buckle 4 is the annular groove in this embodiment, its bottom butt is in the bottom surface of annular groove when fastening screw 6 screws, thereby inject the motion of pump core 2 in vertical direction, establish buckle 4 into the annular groove because the annular groove is seen from screw hole 5 in the installation more easily, and the convenience in assembly is improved.

Referring to fig. 2 and 4, the energy supply structure 7 includes a front bracket 71 vertically disposed, a battery pack 72 installed at one side of the front bracket 71, and a rear bracket 73 at one side of the battery pack 72 away from the front bracket 71, wherein the front bracket 71 and the rear bracket 73 are mutually buckled and form a receiving space for placing the battery pack 72, and a battery protection board 8 is disposed between the front bracket 71 and the rear bracket 73 and is set against the battery pack 72 to provide a certain protection effect. Fore-stock 71 and after-stock 73 are can dismantle snap-fit, specifically do: the top end and the bottom end of the front support 71 are respectively horizontally provided with a first buckling groove 711 and a first buckling block 712, the top end and the bottom end of the rear support 73 are respectively horizontally provided with a second buckling block 731 and a second buckling groove 732, the first buckling groove 711 is in buckling fit with the second buckling block 731, the second buckling groove 732 is in buckling fit with the first buckling block 712, the bottom ends of the front support 71 and the rear support 73 are respectively and integrally provided with a semicircular arc-shaped block 9, and the two arc-shaped blocks 9 form a cylinder with the same diameter as the outer side of the pump core 2 and abut against the top end of the pump core 2.

Referring to fig. 2 and 4, the bottom end of the limiting bracket 12 is provided with a frame-shaped limiting collar 121, and when the limiting collar 121 is installed, the first buckling block 712 is sleeved with the limiting collar 121, so that a simpler installation manner is provided. One side that fore-stock 71 deviates from group battery 72 is equipped with strengthening rib 10 along self length direction, and strengthening rib 10 length direction's both sides all are equipped with a plurality of spacing posts 11, constitute the spacing groove that is used for retraining the electric wire between spacing post 11 and the strengthening rib 10 to the pencil can be continued again around the rotatory a plurality of rings of spacing post 11 and is passed from the spacing inslot, guarantees the stability of connecting.

The implementation principle of this application embodiment electric inflator does: when the equipment, earlier with pump core 2, pump core 2 connect other parts to assemble on the basis of pump core 2 and finish, put into shell 1 the whole after will assembling, then utilize 6 chucking buckle spare 4 of fastening screw, even make 2 rigidity of pump core, thereby make other structures that rely on pump core 2 also fix in the lump, and also only need during its dismantlement with fastening screw 6 spin off can, the later maintenance of being convenient for.

The specific assembling process comprises the following steps: the structure inside the housing 1 is assembled first, and then the whole inside the housing 1 is assembled inside the housing 1.

Step 1, sleeving a joint of a pump core 2 at an air outlet of the pump core 2, fixing the joint by using a self-locking screw, and then connecting one end of an air pipe 13 to an air outlet nozzle of the joint of the pump core 2, and connecting the other end of the air pipe with a smart nozzle 14;

step 2, sleeving the limiting sleeve ring 121 on the outer side wall of the first buckling groove 711, and subsequently installing the energy supply structure 7, so that the first buckling groove 711 is in clamping fit with the second buckling block 731, and the second buckling groove 732 is in clamping fit with the first buckling block 712, thereby completing the installation process of the limiting bracket 12 and the energy supply structure 7;

and 3, connecting and assembling electric wires, inserting the installed part into the shell 1, plugging the saddle connecting block into the top end of the shell 1, when the annular groove on the joint of the pump core 2 is aligned with the threaded holes 5 on the two sides of the shell 1, driving one fastening screw 6 into each single side, enabling the bottom end of each fastening screw 6 to abut against the annular groove to complete integral upper and lower limiting, and screwing the seal cover 15 at the tail part.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an electric inflator, includes that shell (1), pump core (2) and pump core (2) connect, its characterized in that: pump core (2) connect week side and are equipped with buckle spare (4), be equipped with screw hole (5) on shell (1), screw hole (5) interior screw-thread fit has fastening screw (6), the bottom and the buckle spare (4) joint cooperation of fastening screw (6) to the position that makes pump core (2) connect is injectd along the length direction of shell (1) at least.

2. The electric inflator according to claim 1, wherein: the fastener (4) is an annular groove arranged on the periphery of the joint of the pump core (2).

3. The electric inflator according to claim 1, wherein: still including setting up energy supply structure (7) in pump core (2) top, energy supply structure (7) include fore-stock (71), install group battery (72) in fore-stock (71) one side and deviate from after-poppet (73) of fore-stock (71) one side at group battery (72), fore-stock (71) and after-poppet (73) lock each other and form the accommodation space that is used for placing group battery (72), the equal butt in pump core (2) tip in the bottom of fore-stock (71) and after-poppet (73).

4. The electric inflator according to claim 3, wherein: a battery protection plate (8) is arranged between the front support (71) and the rear support (73) and is abutted against the battery pack (72) for setting.

5. The electric inflator according to claim 4, wherein: the front support is characterized in that a first buckling groove (711) and a first buckling block (712) are horizontally arranged at the top end and the bottom end of the front support (71) respectively, a second buckling block (731) and a second buckling groove (732) are horizontally arranged at the top end and the bottom end of the rear support (73) respectively, the first buckling groove (711) is in clamping fit with the second buckling block (731), and the second buckling groove (732) is in clamping fit with the first buckling block (712).

6. The motorized inflator according to claim 5, wherein: the bottom of fore-stock (71) and after-poppet (73) all is equipped with arc piece (9) and pump core (2) top butt, two arc piece (9) are constituteed the diameter and are the same cylinder in the pump core (2) outside.

7. The electric inflator according to claim 3 or 6, wherein: one side that fore-stock (71) deviates from group battery (72) is equipped with strengthening rib (10) along self length direction, strengthening rib (10) length direction's both sides all are equipped with a plurality of spacing posts (11).

8. The motorized inflator according to claim 3, wherein: still including setting up spacing support (12) in energy supply structure (7) top, the bottom of spacing support (12) is equipped with the spacing lantern ring (121), the cover is outside at first buckle groove (711) when spacing lantern ring (121) installation.

9. The electric inflator according to claim 1, wherein: still include flexible trachea (13), the one end of trachea (13) is connected with the gas outlet that pump core (2) connect, the other end of trachea (13) is connected with clever mouth (14), the bottom female connection of shell (1) has closing cap (15).