CN214944791U - Hand-pulling inflating pump - Google Patents
Hand-pulling inflating pump Download PDFInfo
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- CN214944791U CN214944791U CN202120045699.9U CN202120045699U CN214944791U CN 214944791 U CN214944791 U CN 214944791U CN 202120045699 U CN202120045699 U CN 202120045699U CN 214944791 U CN214944791 U CN 214944791U
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- pull rod
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- hand
- air outlet
- nut
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Abstract
The utility model discloses a hand-pulling inflating pump, which comprises a body, a pull rod and a handle; the ball needle inserting device comprises a body, a ball needle and a ball needle, wherein an inserting cavity is formed in the body, one end of the body is provided with a suction hole communicated with the inserting cavity, and a first nut piece connected with the ball needle is arranged in the suction hole; the pull rod can be movably arranged in the insertion cavity up and down, an air outlet channel is arranged in the pull rod, a piston is arranged at the lower end of the pull rod and is tightly matched with the inner wall of the insertion cavity, and the upper end of the pull rod extends out of the body upwards; the handle is internally provided with a hollow cavity, the handle is connected with the upper end of the pull rod, the air outlet channel is communicated with the hollow cavity, the handle is provided with an air outlet hole communicated with the hollow cavity, and the air outlet hole is provided with a second nut piece used for being connected with the ball needle; set up first nut spare through the suction hole to set up second nut spare in the cooperation venthole, during the use, install the ball needle on first nut spare or second nut spare as required, inhale or aerify the thing of aerifing, the function is various, satisfies the needs of using, offers convenience for the use.
Description
Technical Field
The utility model belongs to the technical field of the air pump technique and specifically relates to indicate a hand power inflating pump.
Background
As is well known, an inflation pump is widely used in daily life, such as inflating bicycle tires, motorcycle tires, balls and other appliances, to bring convenience to people in life. In daily use, the inflating pump exhausts air from the outside, the valve of the communicating vessel is opened by outside air pressure, air enters the inflating pump and inflates the inflatable object, and during inflation, the valve is closed by the air pressure in the inflating pump, and the air enters the inflatable object.
The existing hand-pulled inflating pump can only inflate inflatable objects and cannot suck air into the inflatable objects in the using process, so that the function is single, and the use is inconvenient; therefore, there is a need for an improvement to the existing hand-pulled inflator.
SUMMERY OF THE UTILITY MODEL
In view of this, the present invention provides a hand-pulling inflating pump, which can effectively solve the problem that the existing hand-pulling inflating pump can only realize the inflating function and thus is inconvenient to use.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a hand-pull inflating pump comprises a body, a pull rod and a handle; the ball needle inserting device comprises a body, a ball needle and a ball needle, wherein an inserting cavity is formed in the body, one end of the body is provided with a suction hole communicated with the inserting cavity, and a first nut piece connected with the ball needle is arranged in the suction hole; the pull rod can be movably arranged in the insertion cavity up and down, an air outlet channel is arranged in the pull rod, a piston is arranged at the lower end of the pull rod and is tightly matched with the inner wall of the insertion cavity, and the upper end of the pull rod extends out of the body upwards; the handle is internally provided with a hollow cavity, the handle is connected with the upper end of the pull rod, the air outlet channel is communicated with the hollow cavity, an air outlet hole communicated with the hollow cavity is formed in the handle, and the air outlet hole is provided with a second nut part used for being connected with the ball needle.
Preferably, the body includes a shell body and an upper cover, the upper end of the shell body is open, the upper cover is detachably and hermetically mounted at the upper end of the shell body, the shell body and the upper cover enclose to form an insertion cavity, the air suction hole is located at the lower end of the shell body, and the upper cover is provided with a through hole communicated with the insertion cavity.
As a preferred scheme, a first pressing plate and a first pressing device are fixedly fused at the lower end of the bottom of the shell body, the first pressing plate and the first pressing device are opposite to the air suction hole, a second pressing plate and a second pressing device are fixedly fused at the upper end face of the bottom of the upper cover, and the second pressing plate and the second pressing device are opposite to the through hole.
Preferably, the upper cover is screwed with the upper end of the shell body to be fixedly connected.
Preferably, the upper end of the pull rod extends outwards through the through hole.
Preferably, the first nut member is fixed in the suction hole by injection molding, and the first nut member is a copper nut member.
Preferably, the lower end of the handle is screwed with the upper end of the pull rod for connection and fixation.
Preferably, the air outlet is located on the upper end face of the handle.
Preferably, the second nut is fixed in the air outlet hole in a injection-coating manner, and the second nut is a copper nut.
Compared with the prior art, the utility model obvious advantage and beneficial effect have, particularly, can know by above-mentioned technical scheme:
one, through being provided with first nut spare in the suction hole to the cooperation is provided with second nut spare at the venthole, makes this product in the in-process of using, can install the ball needle on first nut spare or second nut spare as required, in order to realize breathing in or aerifing the thing of aerifing, and the function is various, satisfies the needs of using, offers convenience for the use.
Two, through the upper end spiral shell with upper cover and shell body closes to be connected fixedly, first nut spare is fixed in the inspiration hole through the mode shaping of penetrating the package to the cooperation second nut is fixed in the outlet port through the mode shaping of penetrating the package, makes this product can assemble the completion through melt-pressure and screw thread, simple structure, and production equipment is convenient.
To illustrate the structural features and functions of the present invention more clearly, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
Drawings
FIG. 1 is an assembled elevation view of a preferred embodiment of the present invention;
fig. 2 is an exploded view of the preferred embodiment of the present invention.
The attached drawings indicate the following:
10. body 101, insertion cavity
102. Suction hole 103, through hole
11. Case body 12, upper cover
13. First pressing plate 14, first packing
15. Second pressing plate 16, second pressing
20. Pull rod 201 and air outlet channel
21. Piston 30, handle
31. Air outlet 40, ball needle
50. A first nut member 60, a second nut member.
Detailed Description
Referring to fig. 1 to 2, a specific structure of a preferred embodiment of the present invention is shown, which includes a body 10, a pull rod 20 and a handle 30.
The body 10 is internally provided with an insertion cavity 101, one end of the body 10 is provided with a suction hole 102 communicated with the insertion cavity 101, and the suction hole 102 is internally provided with a first nut piece 50 used for being connected with the ball needle 40; specifically, the body 10 includes a casing 11 and an upper cover 12, the upper end of the casing 11 is open, the upper cover 12 is detachably and hermetically mounted on the upper end of the casing 11, the casing 11 and the upper cover 12 enclose to form an insertion cavity 101, the suction hole 102 is located at the lower end of the casing 11, and the upper cover 12 is provided with a through hole 103 communicating with the insertion cavity 101; in the embodiment, a first pressing plate 13 and a first pressing member 14 are fused and fixed at the lower end of the bottom of the shell body 11, the first pressing plate 13 and the first pressing member 14 are opposite to the air suction hole 102, a second pressing plate 15 and a second pressing member 16 are fused and fixed at the upper end face of the bottom of the upper cover 12, and the second pressing plate 15 and the second pressing member 16 are opposite to the through hole 103; the upper cover 12 is screwed with the upper end of the shell body 11 for fixing; the first nut member 50 is formed and fixed in the air intake hole 102 by injection molding, and the first nut member 50 is a copper nut member.
The pull rod 20 is movably disposed in the insertion cavity 101 up and down, an air outlet channel 201 is disposed in the pull rod 20, a piston 21 is disposed at a lower end of the pull rod 20, the piston 21 is closely fitted with an inner wall of the insertion cavity 101, an upper end of the pull rod 20 extends upward out of the body 10, and in this embodiment, an upper end of the pull rod 20 extends outward through the through hole 103.
The handle 30 is internally provided with a hollow chamber (not shown), the handle 30 is connected with the upper end of the pull rod 20, the air outlet channel 201 is communicated with the hollow chamber, an air outlet hole 31 communicated with the hollow chamber is formed in the handle 30, and the air outlet hole 31 is provided with a second nut member 60 used for being connected with the ball needle 40; in the present embodiment, the lower end of the handle 30 is screwed and fixed to the upper end of the pull rod 20, the air outlet 31 is located on the upper end surface of the handle 30, the second nut member 60 is formed and fixed in the air outlet 31 by injection molding, and the second nut member 60 is a copper nut member.
Detailed description the working principle of the present embodiment is as follows:
when in use, the product is assembled with the ball needle 40 into a whole, and the product is divided into two states, namely an inflation state and a suction state when in work.
When air suction is performed, firstly, the ball needle 40 is screwed on the lower end of the body 10 through the first nut member 50, then, the handle 30 is pulled upwards, air enters the insertion cavity 101 from the inflated object, meanwhile, the piston 21 of the pull rod 20 moves upwards in the insertion cavity 101 along with the handle 30, then, the handle 30 is pressed downwards, air enters the air outlet channel 201 from the insertion cavity 101 and further enters the outside, and air suction is completed.
When inflating, firstly, the ball needle 40 is screwed on the upper end of the body 10 through the second nut member 60, then, the body 10 is pulled downwards, the gas enters the gas outlet channel 201 from the inflating matter and further enters the insertion cavity 101, meanwhile, the piston 21 of the pull rod 20 moves upwards in the insertion cavity 101 along with the handle 30, then, the body 10 is pressed downwards, the gas enters the outside from the insertion cavity 101, and the inflation is completed.
The utility model discloses a design focus lies in: firstly, a first nut piece is arranged in the air suction hole, and a second nut piece is arranged on the air outlet hole in a matched manner, so that the ball needle can be arranged on the first nut piece or the second nut piece as required in the using process of the product, the air suction or the air inflation of an inflatable object is realized, the using requirement is met, and the convenience is brought to the use; secondly, through screwing the upper end with the upper cover and being connected fixedly with the spiral shell body, first nut spare is fixed in the suction port through the mode shaping of penetrating the package to the cooperation second nut is fixed in the outlet port through the mode shaping of penetrating the package, makes this product can assemble the completion through melt pressure and screw thread, simple structure, and production equipment is convenient.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any slight modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.
Claims (9)
1. The utility model provides a hand power inflating pump which characterized in that: comprises a body, a pull rod and a handle; the ball needle inserting device comprises a body, a ball needle and a ball needle, wherein an inserting cavity is formed in the body, one end of the body is provided with a suction hole communicated with the inserting cavity, and a first nut piece connected with the ball needle is arranged in the suction hole; the pull rod can be movably arranged in the insertion cavity up and down, an air outlet channel is arranged in the pull rod, a piston is arranged at the lower end of the pull rod and is tightly matched with the inner wall of the insertion cavity, and the upper end of the pull rod extends out of the body upwards; the handle is internally provided with a hollow cavity, the handle is connected with the upper end of the pull rod, the air outlet channel is communicated with the hollow cavity, an air outlet hole communicated with the hollow cavity is formed in the handle, and the air outlet hole is provided with a second nut part used for being connected with the ball needle.
2. The hand-pulled air pump of claim 1, wherein: the body is including shell and upper cover, and the upper end of this shell is opened, and this upper cover detachably seal installation is in the upper end of shell, and shell and upper cover enclose to become to plant the chamber, and aforementioned suction opening is located the lower extreme of shell, covers on this and offers the through-hole that the intercommunication was planted the chamber.
3. The hand-pulled air pump of claim 2, wherein: the lower end of the bottom of the shell body is fixedly provided with a first pressing plate and a first pressing device in a melting way, the first pressing plate and the first pressing device are opposite to the air suction hole, the upper end face of the bottom of the upper cover is fixedly provided with a second pressing plate and a second pressing device in a melting way, and the second pressing plate and the second pressing device are opposite to the through hole.
4. The hand-pulled air pump of claim 2, wherein: the upper cover is screwed with the upper end of the shell body and is fixedly connected with the upper end of the shell body.
5. The hand-pulled air pump of claim 2, wherein: the upper end of the pull rod penetrates through the through hole and extends outwards.
6. The hand-pulled air pump of claim 1, wherein: the first nut piece is formed and fixed in the air suction hole in a pack injection mode, and the first nut piece is a copper nut piece.
7. The hand-pulled air pump of claim 1, wherein: the lower end of the handle is screwed with the upper end of the pull rod to be fixedly connected.
8. The hand-pulled air pump of claim 1, wherein: the air outlet is positioned on the upper end surface of the handle.
9. The hand-pulled air pump of claim 1, wherein: the second nut is fixed in the air outlet hole in a bag-shooting mode in a molding mode, and the second nut piece is a copper nut piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120045699.9U CN214944791U (en) | 2021-01-08 | 2021-01-08 | Hand-pulling inflating pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120045699.9U CN214944791U (en) | 2021-01-08 | 2021-01-08 | Hand-pulling inflating pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214944791U true CN214944791U (en) | 2021-11-30 |
Family
ID=79122322
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120045699.9U Active CN214944791U (en) | 2021-01-08 | 2021-01-08 | Hand-pulling inflating pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214944791U (en) |
-
2021
- 2021-01-08 CN CN202120045699.9U patent/CN214944791U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |