CN114562440A

CN114562440A - Hand inflator

Info

Publication number: CN114562440A
Application number: CN202210159340.3A
Authority: CN
Inventors: 任洁盈
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-02-22
Filing date: 2022-02-22
Publication date: 2022-05-31

Abstract

The invention relates to a hand-operated inflator, which comprises a mounting frame, an inflator connected with the mounting frame, an actuating component pivoted with the inflator and a supporting component pivoted with the actuating component, wherein the inflator comprises a barrel pivoted with the mounting frame and a pull rod slidably connected with the barrel, the side wall of the barrel is pivoted with the mounting frame, an air outlet is formed in one end of the barrel, the pull rod is arranged at one end, far away from the air outlet, of the barrel, the actuating component comprises a swinging piece pivoted with the pull rod and a handle connected with the swinging piece, the swinging piece is arranged at one end, far away from the air outlet, of the pull rod, the handle is arranged at one end, far away from the pull rod, of the swinging piece, one end of the supporting component is connected with the mounting frame, and the other end of the supporting component is pivoted with the swinging piece. The hand-operated inflator adopts the mode that the swinging piece is rotated by the swinging handle to drive the pull rod to do reciprocating motion relative to the cylinder body, so that the fatigue of arms caused by reciprocating pulling of the handle is avoided, and the hand-operated inflator is beneficial to saving strength.

Description

Hand inflator

Technical Field

The invention relates to the technical field of inflators, in particular to a hand-operated inflator.

Background

The inflator draws air into a storage position in a pulling mode, and then injects or supplements air required by various tires and some balls in a propelling mode. When the inflator is used, an air outlet pipe of the inflator is connected to an air valve of a bicycle tire, and the inflator is inflated by stretching a pull rod. In the conventional technology, the inflator is inflated by generally adopting a manual stretching pull rod, however, the arm is easy to fatigue due to the fact that the arm is easy to inflate by manually stretching the pull rod in a reciprocating manner, and the problem that the inflator is inflated difficultly exists.

Disclosure of Invention

Therefore, it is necessary to provide a hand-operated inflator which is favorable for saving labor and effort for solving the problem that the conventional inflator is labor-consuming in inflating.

A hand operated inflator, comprising:

a mounting frame;

the inflator is connected with the mounting frame and comprises a barrel body pivoted with the mounting frame and a pull rod connected with the barrel body in a sliding manner, the side wall of the barrel body is pivoted with the mounting frame, an air outlet is formed in one end of the barrel body, and the pull rod is arranged at one end, far away from the air outlet, of the barrel body;

the actuating assembly is pivoted with the inflator and comprises a swinging piece pivoted with the pull rod and a handle connected with the swinging piece, the swinging piece is arranged at one end of the pull rod, which is far away from the air outlet, and the handle is arranged at one end of the swinging piece, which is far away from the pull rod;

and the supporting component is pivoted with the actuating component, one end of the supporting component is connected with the mounting frame, and the other end of the supporting component is pivoted with the swinging piece.

The hand-operated inflator is characterized in that the handle is shaken to control the swinging piece to rotate around the supporting component in the clockwise direction or the anticlockwise direction, so that the swinging piece drives the pull rod to do reciprocating motion relative to the cylinder body, and the cylinder body swings around the mounting frame along with the swinging of the pull rod. Through the design, the mode that the swing piece is rotated to swing the handle to drive the pull rod to do reciprocating motion relative to the barrel is adopted, so that the fatigue of the arm caused by reciprocating pulling of the handle is avoided, and the labor is saved.

In one embodiment, the swinging member comprises a first connecting plate connected with the pull rod, a pivoting rod connected with the first connecting plate, and a second connecting plate connected with the pivoting rod, wherein an adjusting hole pivoted with the pull rod is formed in one end of the first connecting plate, far away from the adjusting hole, is connected with the pivoting rod, the pivoting rod is pivoted with the supporting component, and one end of the second connecting plate, far away from the pivoting rod, is connected with the handle. The mode that the first connecting plate is connected with the pin joint rod, and the pin joint rod is connected with the second connecting plate is adopted, so that the mass of the swinging piece is favorably reduced, and the aim of saving labor when the swinging piece is swung is fulfilled.

In one embodiment, the number of the adjusting holes is at least two, and the at least two adjusting holes are arranged at intervals along the length direction of the first connecting plate. The at least two adjusting holes are arranged at intervals along the length direction of the first connecting plate, so that the pull rod can select the adjusting holes at different positions, the rotating radius of the pull rod can be adjusted, the inflation amount of the pull rod during one rotation can be controlled, and the purpose of accurately controlling the inflation amount can be achieved.

In one embodiment, the handle comprises an adapter connected with the second connecting plate and a handheld rod pivoted with the adapter, and the adapter is arranged at one end, far away from the pivoting rod, of the second connecting plate. The mode that the adaptor is pivoted with the handheld rod is adopted, the handheld rod is controlled to rotate around the adaptor to enable the handheld rod to be attached to the second connecting plate, and the purpose of containing the handheld rod is achieved.

In one embodiment, the handle further comprises a buckle connected with the second connecting plate, and the buckle is provided with a clamping groove corresponding to the handheld rod. The clamping groove of the buckle is buckled with the handheld rod, so that the handheld rod is fixed, and the purpose of fixing the handheld rod after storage is achieved.

In one embodiment, the clip is a plastic clip. Adopt the plastics buckle to do benefit to lock joint handheld pole to reach the purpose of lightweight buckle.

In one embodiment, the support assembly includes a connecting rod pivotally connected to the pivotal rod, a supporting rod pivotally connected to the connecting rod, a pivotal member pivotally connected to the supporting rod, a slider connected to the pivotal member, and a guide rail slidably connected to the slider, wherein one end of the connecting rod, which is away from the pivotal rod, is pivotally connected to the mounting frame, the supporting rod is disposed between the mounting frame and the pivotal rod, and the guide rail is fixedly connected to the mounting frame. The mode that the sliding block slides along the guide rail is adopted, the pivoting part is controlled to drive the supporting rod to control the connecting rod to rotate around the mounting frame, the height of the supporting swinging part supported by the supporting rod is favorably adjusted, the sliding block drives the connecting rod to rotate around the mounting frame through the supporting rod, one end of the pivoting rod of the connecting rod can be selectively controlled to be close to or far away from the mounting frame, when one end of the pivoting rod of the connecting rod is close to the mounting frame, the connecting rod is favorably folded, and the purpose of accommodating the supporting component is achieved; when one end of the connecting rod pivoted with the pivoting rod is far away from the mounting frame, the connecting rod is favorable to be unfolded, and the purpose of supporting the pivoting rod is achieved.

In one embodiment, the support assembly further comprises a connecting block for connecting the sliding block, a concave block for connecting the connecting block, a fixing member for penetrating the concave block, and a convex block for connecting the fixing member in a threaded manner, the concave block is arranged at one end of the mounting frame close to the sliding block, the convex block is arranged at one end of the mounting frame far away from the concave block, and the mounting frame is provided with a strip-shaped groove for the fixing member to penetrate through. The fixing piece is rotated to select the fixing piece to be close to or far from the convex block, when the fixing piece is close to the convex block, the fixing piece pulls the concave block to be close to the convex block, the concave block and the convex block are favorably clamped, so that the concave block and the mounting frame are locked, the concave block avoids the sliding of the sliding block through the connecting block, and the purpose of locking the sliding block is achieved; when the lug was kept away from to the mounting, concave piece and lug can't with the mounting bracket butt, do benefit to and drive the connecting block through concave piece and drive the slider and slide along the guide rail, reach and do benefit to the gliding purpose of slider.

In one embodiment, the protruding block comprises an abutting part and a guiding part, the guiding part is provided with a strip-shaped groove in a penetrating mode, the concave block is provided with a connecting groove corresponding to the guiding part, and the depth of the connecting groove is deeper than the height of the guiding part. The mode that the strip-shaped groove is worn to establish by the guiding part does benefit to and follows the strip-shaped groove slip through the guiding part guide lug, reaches the purpose that promotes the slip precision of lug.

In one embodiment, the fastener is a hand nut. The nut is screwed by hand, so that the fixing piece can be rotated manually, and the purpose of improving the operation convenience of the fixing piece is achieved.

In one embodiment, the support assembly further comprises a coil connected with the connecting rod, the swinging piece further comprises a magnetic ring surrounding the coil and a storage battery electrically connected with the coil, the magnetic ring is connected with the second connecting plate, and the storage battery is connected with the mounting frame. The magnetic ring is adopted to surround the coil, the coil is electrically connected with the storage battery, and the second connecting plate is rotated to drive the magnetic ring to rotate, so that the electric power generated by the coil is favorably transmitted to the storage battery, and the purpose of charging the storage battery is achieved.

In one embodiment, the swinging member further comprises a switch electrically connected with the storage battery and a lamp electrically connected with the switch, and the switch and the lamp are both connected with the mounting frame. The storage battery is electrically connected with the switch, and the lamp is electrically connected with the switch, so that the electric quantity of the storage battery is provided for the lamp through the switch, and the purpose of lighting the lamp is achieved.

Drawings

Fig. 1 is a schematic structural view of a hand pump according to a first embodiment of the present invention;

fig. 2 is a schematic view of the actuating assembly of the hand pump of fig. 1;

fig. 3 is a schematic view showing the hand pump of fig. 1 in a closed state;

fig. 4 is a schematic view showing the connection state of the connection block, the concave block, the convex block and the fixing member of the hand inflator in fig. 1;

fig. 5 is a schematic structural view of a hand pump according to a second embodiment of the present invention.

The reference numbers in the drawings have the meanings given below:

100A, 100B, a hand-operated inflator;

10. a mounting frame; 11. a strip-shaped groove;

20. an inflator; 21. a barrel; 22. a pull rod;

30. an actuating element; 31. a swinging member; 311. a first connecting plate; 312. a pivoting lever; 313. a second connecting plate; 314. an adjustment hole; 315. a magnetic ring; 316. a storage battery; 317. a switch; 318. a light fixture; 32. a handle; 321. an adapter; 322. a hand-held wand; 323. buckling; 324. a card slot;

40. a support assembly; 41. a connecting rod; 42. a support bar; 43. a pivot member; 44. a slider; 45. a guide rail; 46. connecting blocks; 47. a concave block; 471. connecting grooves; 48. a fixing member; 49. a bump; 491. an abutting portion; 492. a guide portion; 401. and a coil.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

As shown in fig. 1 to 4, a hand pump 100A according to a first embodiment of the present invention is provided.

As shown in fig. 1, the hand pump 100A includes a mounting bracket 10, a pump 20 connected to the mounting bracket 10, an actuating member 30 pivotally connected to the pump 20, and a support member 40 pivotally connected to the actuating member 30. The mounting frame 10 is used for pivotally connecting the air pump 20, the actuating assembly 30 is used for providing power to pump the air pump 20, and the support assembly 40 is used for supporting the actuating assembly 30.

The hand pump 100A will be further described with reference to fig. 1 to 4.

As shown in fig. 1, the mounting bracket 10 has a rectangular shape, and the material of the mounting bracket 10 may be selected from metal in order to provide stability of the support and smoothness during use.

As shown in fig. 1, the inflator 20 includes a barrel 21 pivotally connected to the mounting frame 10, and a pull rod 22 slidably connected to the barrel 21, wherein a side wall of the barrel 21 is pivotally connected to the mounting frame 10, an air outlet (not shown) is disposed at one end of the barrel 21, and the pull rod 22 is disposed at an end of the barrel 21 away from the air outlet.

As shown in fig. 2, the actuating assembly 30 includes an oscillating member 31 pivotally connected to the pull rod 22 and a handle 32 connected to the oscillating member 31, the oscillating member 31 is disposed at an end of the pull rod 22 away from the air outlet, and the handle 32 is disposed at an end of the oscillating member 31 away from the pull rod 22.

Referring to fig. 2 in conjunction with fig. 1, the swinging member 31 includes a first connecting plate 311 connected to the pull rod 22, a pivoting rod 312 connected to the first connecting plate 311, and a second connecting plate 313 connected to the pivoting rod 312, an adjusting hole 314 pivoted to the pull rod 22 is formed at one end of the first connecting plate 311, one end of the first connecting plate 311 away from the adjusting hole 314 is connected to the pivoting rod 312, the pivoting rod 312 is pivoted to the supporting member 40, and one end of the second connecting plate 313 away from the pivoting rod 312 is connected to the handle 32. The first connecting plate 311 is connected with the pivot rod 312, and the pivot rod 312 is connected with the second connecting plate 313, so that the weight of the swinging piece 31 is reduced, and the aim of saving labor when the swinging piece 31 is swung is fulfilled.

It should be noted that the number of the adjusting holes 314 is not limited to one, and may be a plurality of adjusting holes 314, for example, at least two adjusting holes 314 are provided, and at least two adjusting holes 314 are provided at intervals along the length direction of the first connecting plate 311. At least two adjusting holes 314 are arranged at intervals along the length direction of the first connecting plate 311, so that the adjusting holes 314 at different positions can be selected by the pull rod 22, the rotating radius of the pull rod 22 can be adjusted, the inflation amount of the pull rod 22 can be controlled when the pull rod rotates for one circle, and the purpose of accurately controlling the inflation amount can be achieved.

As shown in fig. 2, the handle 32 includes an adaptor 321 connected to the second connecting plate 313 and a handheld rod 322 pivotally connected to the adaptor 321, wherein the adaptor 321 is disposed at an end of the second connecting plate 313 away from the pivotally connecting rod 312. The mode that the adaptor 321 is pivoted with the handheld rod 322 is adopted, so that the handheld rod 322 is controlled to rotate around the adaptor 321 to enable the handheld rod 322 to be attached to the second connecting plate 313, and the purpose of accommodating the handheld rod 322 is achieved.

Further, the handle 32 further comprises a buckle 323 connected with the second connecting plate 313, and the buckle 323 is provided with a clamping groove 324 corresponding to the handheld rod 322. The clamping groove 324 of the buckle 323 is buckled with the handheld rod 322, so that the handheld rod 322 is fixed, and the purpose of fixing the accommodated handheld rod 322 is achieved.

Further, the snap 323 is a plastic snap 323. The plastic buckle 323 is beneficial to buckling the handheld rod 322, and the purpose of lightening the buckle 323 is achieved.

Referring to fig. 3 in conjunction with fig. 1, one end of the supporting component 40 is connected to the mounting frame 10, and the other end of the supporting component 40 is pivotally connected to the swinging component 31. Specifically, the supporting assembly 40 includes a connecting rod 41 pivotally connected to the pivot rod 312, a supporting rod 42 pivotally connected to the connecting rod 41, a pivot member 43 pivotally connected to the supporting rod 42, a slider 44 connected to the pivot member 43, and a guide rail 45 for slidably connecting the slider 44, wherein one end of the connecting rod 41 away from the pivot rod 312 is pivotally connected to the mounting rack 10, the supporting rod 42 is disposed between the mounting rack 10 and the pivot rod 312, and the guide rail 45 is fixedly connected to the mounting rack 10. The mode that the sliding block 44 slides along the guide rail 45 is adopted, the control pivot joint piece 43 drives the supporting rod 42 to control the connecting rod 41 to rotate around the mounting frame 10, the height of the supporting rod 42 for supporting the swinging piece 31 is favorably adjusted, the sliding block 44 drives the connecting rod 41 to rotate around the mounting frame 10 through the supporting rod 42, one end of the connecting rod 41 pivot joint rod 312 can be selectively controlled to be close to or far away from the mounting frame 10, when one end of the connecting rod 41 pivot joint rod 312 is close to the mounting frame 10, the connecting rod 41 is favorably folded, and the purpose of accommodating the supporting component 40 is achieved; when the connecting rod 41 is pivoted to the end of the pivoting rod 312 away from the mounting frame 10, the connecting rod 41 is easily unfolded to support the pivoting rod 312.

Referring to fig. 4 in conjunction with fig. 3, further, the supporting assembly 40 further includes a connecting block 46 connected to the sliding block 44, a concave block 47 connected to the connecting block 46, a fixing member 48 penetrating the concave block 47, and a convex block 49 screwed to the fixing member 48, the concave block 47 is disposed at one end of the mounting block 10 close to the sliding block 44, the convex block 49 is disposed at one end of the mounting block 10 away from the concave block 47, and the mounting block 10 is provided with a strip-shaped groove 11 for the fixing member 48 to penetrate. The fixing piece 48 is rotated in a mode that the fixing piece 48 penetrates through the concave block 47 and the strip-shaped groove 11 to be in threaded connection with the convex block 49, the fixing piece 48 can be selected to be close to or far from the convex block 49, when the fixing piece 48 is close to the convex block 49, the fixing piece 48 pulls the concave block 47 to be close to the convex block 49, the concave block 47 and the convex block 49 are favorable for clamping the mounting rack 10, the concave block 47 and the mounting rack 10 are locked, the concave block 47 prevents the sliding block 44 from sliding through the connecting block 46, and the purpose of locking the sliding block 44 is achieved; when the fixing member 48 is far away from the protrusion 49, the concave block 47 and the protrusion 49 cannot abut against the mounting frame 10, so that the concave block 47 drives the connecting block 46 to drive the sliding block 44 to slide along the guide rail 45, and the purpose of facilitating the sliding of the sliding block 44 is achieved.

As shown in fig. 4, specifically, the protrusion 49 includes an abutting portion 491 and a guide portion 492, the guide portion 492 is inserted into the strip-shaped groove 11, the concave block 47 is provided with a connecting groove 471 corresponding to the guide portion 492, and the depth of the connecting groove 471 is deeper than the height of the guide portion 492. The mode that the guide portion 492 penetrates through the strip-shaped groove 11 is beneficial to guiding the lug 49 to slide along the strip-shaped groove 11 through the guide portion 492, and the purpose of improving the sliding precision of the lug 49 is achieved.

Specifically, the fastener 48 is a hand nut. The nut is screwed by hand, so that the fixing piece 48 can be rotated manually, and the purpose of improving the operation convenience of the fixing piece 48 is achieved.

The working principle of the hand-operated inflator 100A of the invention is as follows: the handle 32 is shaken to control the swinging piece 31 to rotate around the supporting component 40 in a clockwise direction or a counterclockwise direction, so that the swinging piece 31 drives the pull rod 22 to reciprocate relative to the cylinder 21, and the cylinder 21 swings around the mounting rack 10 along with the swinging of the pull rod 22.

The hand-operated inflator 100A has the beneficial effects that: the mode that the swing piece 31 is rotated by swinging the handle 32 to drive the pull rod 22 to reciprocate relative to the cylinder 21 is adopted, so that the fatigue of the arms caused by reciprocating pulling of the handle 32 is avoided, and the labor is saved. In addition, the layout among the devices in the above design is more compact, which is beneficial to the portable design of the hand-operated inflator 100A.

As shown in fig. 5, it is a hand pump 100B according to the second embodiment of the present invention.

As shown in fig. 5, the difference from the first embodiment is that the supporting assembly 40 further includes a coil 401 connected to the connecting rod 41, the swinging member 31 further includes a magnetic ring 315 surrounding the coil 401 and a storage battery 316 electrically connected to the coil 401, the magnetic ring 315 is connected to the second connecting plate 313, and the storage battery 316 is connected to the mounting frame 10. The magnetic ring 315 surrounds the coil 401, and the coil 401 is electrically connected with the storage battery 316, so that the second connecting plate 313 is rotated to drive the magnetic ring 315 to rotate, the electric power generated by the coil 401 is favorably transmitted to the storage battery 316, and the purpose of charging the storage battery 316 is achieved.

In addition, the swinging member 31 further includes a switch 317 electrically connected to the battery 316 and a lamp 318 electrically connected to the switch 317, and both the switch 317 and the lamp 318 are connected to the mounting bracket 10. The switch 317 is electrically connected with the storage battery 316, and the lamp 318 is electrically connected with the switch 317, so that the switch 317 is favorable for providing the lamp 318 with the electric quantity of the storage battery 316, and the purpose of lighting the lamp 318 is achieved.

The hand-operated inflator 100B is provided with the storage battery 316, the switch 317 and the lamp 318, in the process of rotating the swinging member 31, the generated power is provided to the storage battery 316 through the magnetic ring 315 and the coil 401, when the hand-operated inflator 100B is in a dark state, the lamp 318 is started through the switch 317, the lamp 318 provides a light source for the hand-operated inflator 100B, the hand-operated inflator 100B is beneficial to work in a dark environment, and the purpose of working the hand-operated inflator 100B in the dark environment is achieved.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. A hand-operated inflator, comprising:

a mounting frame;

the inflator is connected with the mounting frame and comprises a barrel body pivoted with the mounting frame and a pull rod connected with the barrel body in a sliding mode, the side wall of the barrel body is pivoted with the mounting frame, an air outlet is formed in one end of the barrel body, and the pull rod is arranged at one end, far away from the air outlet, of the barrel body;

the actuating assembly is pivoted with the inflator and comprises a swinging piece pivoted with the pull rod and a handle connected with the swinging piece, the swinging piece is arranged at one end, away from the air outlet, of the pull rod, and the handle is arranged at one end, away from the pull rod, of the swinging piece; and

and the support component is pivoted with the actuating component, one end of the support component is connected with the mounting frame, and the other end of the support component is pivoted with the swinging piece.

2. The hand inflator according to claim 1, wherein the swinging member includes a first connecting plate connected to the pull rod, a pivot rod connected to the first connecting plate, and a second connecting plate connected to the pivot rod, an adjusting hole pivotally connected to the pull rod is formed at one end of the first connecting plate, an end of the first connecting plate remote from the adjusting hole is connected to the pivot rod, the pivot rod is pivotally connected to the support member, and an end of the second connecting plate remote from the pivot rod is connected to the handle.

3. The hand operated inflator according to claim 2, wherein the number of the adjusting holes is at least two, and the at least two adjusting holes are spaced apart along the length direction of the first connection plate.

4. The hand-operated inflator according to claim 2, wherein the handle includes an adapter connected to the second connecting plate and a hand-held lever pivotally connected to the adapter, and the adapter is disposed at an end of the second connecting plate away from the pivot lever.

5. The hand operated inflator according to claim 4, wherein the handle further comprises a buckle connected to the second connecting plate, the buckle being provided with a slot corresponding to the hand-held rod.

6. The hand operated inflator according to claim 1, wherein the snap is a plastic snap.

7. The hand-operated inflator according to claim 2, wherein the support assembly includes a connecting rod pivotally connected to the pivot rod, a support rod pivotally connected to the connecting rod, a pivot member pivotally connected to the support rod, a slider connected to the pivot member, and a guide rail for slidably connecting the slider, wherein an end of the connecting rod remote from the pivot rod is pivotally connected to the mounting frame, the support rod is disposed between the mounting frame and the pivot rod, and the guide rail is fixedly connected to the mounting frame.

8. The hand-operated inflator according to claim 7, wherein the support assembly further includes a connection block connected to the sliding block, a concave block connected to the connection block, a fixing member passing through the concave block, and a convex block threadedly connected to the fixing member, the concave block is disposed at one end of the mounting frame close to the sliding block, the convex block is disposed at one end of the mounting frame away from the concave block, and the mounting frame is provided with a strip-shaped groove for the fixing member to pass through.

9. The hand inflator according to claim 8, wherein the protrusion includes an abutting portion and a guiding portion, the guiding portion is disposed through the strip-shaped groove, the concave portion is provided with a connecting groove corresponding to the guiding portion, and the connecting groove is deeper than the guiding portion.

10. The hand operated inflator according to claim 9, wherein the fixing member is a hand nut.