Chuck device for inflator

Abstract

The utility model discloses a chuck device for an inflator, which comprises a chuck cylinder, one end of the chuck cylinder is provided with a connecting mechanism I, the inner wall of the connecting mechanism I is provided with a connecting mechanism II, and one end of the connecting mechanism II is provided with a shielding mechanism. The clamping head of the inflator can be conveniently replaced when damaged, meanwhile, a shielding mechanism is arranged on the second connecting mechanism, the connecting position of the clamping head of the inflator can be conveniently shielded, and the situation that parts in the clamping head of the inflator rust in air or a sealing gasket is aged for a long time is reduced; and connection of the position needing to be inflated is facilitated, and the using efficiency of the inflator chuck is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of chuck devices, and more specifically, to a chuck device for a pump. Background Art

[0002] The chuck device of a pump is a specially designed interface for connecting and sealing the pump and the item to be inflated, aiming to ensure that gas does not leak during the inflation process, thus guaranteeing the inflation efficiency and effect.

[0003] However, when the chuck device of the pump is damaged during actual use, the chuck part cannot be replaced. At the same time, the components on the inner wall of the chuck device of the pump are in contact with air for a long time, and it is easy to rust or the gasket ages.

[0004] Regarding the problems in the related technology, no effective solution has been proposed yet. Content of the Utility Model

[0005] Regarding the problems in the related technology, the utility model proposes a chuck device for a pump to overcome the above-mentioned technical problems existing in the existing related technology.

[0006] Therefore, the specific technical solution adopted by the utility model is as follows:

[0007] A chuck device for a pump includes a chuck cylinder. One end of the chuck cylinder is equipped with a connection mechanism I. The connection mechanism I includes a connection seat fixedly installed at one end of the chuck cylinder. A limiting block I is fixedly arranged on the surface of the connection seat. An adjusting spring is sleeved on the connection seat. One end of the adjusting spring is connected to an adjusting cover, and the other end of the adjusting spring is connected to the limiting block I. A plurality of limiting holes are formed on the surface of the connection seat. A limiting ball is installed on the inner wall of the limiting hole, and the limiting ball contacts the inner wall of the adjusting cover. A connection mechanism II is arranged on the inner wall of the connection mechanism I;

[0008] One end of the connection mechanism II is equipped with a shielding mechanism. The shielding mechanism includes a shielding frame fixedly connected to one end of the connection mechanism II. A connection groove is formed on the shielding frame. A shielding cover is connected to the inner wall of the connection groove through a rotating rod. A plurality of fixing grooves are formed on the inner wall of the shielding frame. A clamping ball is installed on the inner wall of the fixing groove, and one end of the clamping ball contacts the shielding cover.

[0009] Further, in order to connect the air inlet of the chuck connection, the second connecting mechanism includes a connecting cylinder provided on the inner wall of the connecting seat. One end of the connecting cylinder is fixedly connected to the shielding frame. A second limiting block is fixedly provided on the surface of the connecting cylinder. The second limiting block contacts the limiting ball. An auxiliary spring I is provided on the inner wall of the connecting cylinder. One end of the auxiliary spring I is connected to an auxiliary plate. An auxiliary groove I is provided on the connecting cylinder. An auxiliary block is installed on the inner wall of the auxiliary groove. An auxiliary spring II is sleeved on the auxiliary block. One end of the auxiliary spring II is connected to a limiting plate. An auxiliary groove II is provided on the connecting cylinder. The inner wall of the auxiliary groove II contacts the limiting plate.

[0010] Further, in order to limit the limiting plate, a limiting groove is provided on the limiting plate. The inner wall of the limiting groove contacts a limiting rod. One end of the limiting rod is fixedly connected to one end of the connecting cylinder.

[0011] Further, in order to improve the sealing performance, a first sealing ring is contacted at one end of the connecting cylinder. The first sealing ring is installed on the inner wall of the connecting seat.

[0012] Further, in order to connect the air delivery pipe of the chuck connection, a connecting joint is provided on the inner wall of the chuck cylinder. One end of the connecting joint is installed with an air delivery pipe.

[0013] Further, in order to limit the delivery pipe, a limiting sleeve is sleeved on the surface of the air delivery pipe. The limiting sleeve is threadedly connected to one end of the chuck cylinder.

[0014] Further, a second sealing ring is sleeved on the connecting joint. One side of the second sealing ring contacts the air delivery pipe.

[0015] The beneficial effects of the present utility model are as follows:

[0016] 、By providing the first connecting mechanism on the chuck cylinder, it is convenient to replace the chuck of the air pump when it is damaged. At the same time, by providing the shielding mechanism in the second connecting mechanism, it is convenient to shield the connection part of the chuck of the air pump, reducing the situation that the internal components of the chuck of the air pump are rusted or the gasket is aged due to long-term contact with air.

[0017] 、By providing the second connecting mechanism in the first connecting mechanism, it is convenient to connect the place that needs to be inflated, improving the efficiency of using the chuck of the air pump. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model or the prior art, the following will briefly introduce the drawings required for use in the embodiments. Obviously, the following described drawings are only some embodiments of the present utility model. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative efforts.

[0019] Figure 1Schematic structure of a chuck device for a pump according to an embodiment of the present invention Figure One ;

[0020] Figure 2 Schematic structure of a chuck device for a pump according to an embodiment of the present invention Figure Two ;

[0021] Figure 3 Schematic structure of connection mechanism 1 of a chuck device for a pump according to an embodiment of the present invention;

[0022] Figure 4 Schematic structure of connection mechanism 2 of a chuck device for a pump according to an embodiment of the present invention;

[0023] Figure 5 Partial schematic structure of connection mechanism 2 of a chuck device for a pump according to an embodiment of the present invention;

[0024] Figure 6 Schematic structure of the shielding mechanism of a chuck device for a pump according to an embodiment of the present invention.

[0025] In the figure:

[0026] 1. Chuck cylinder; 2. Connection mechanism 1; 201. Connection seat; 202. Limiting block 1; 203. Adjusting spring; 204. Adjusting cover; 205. Limiting ball; 3. Connection mechanism 2; 301. Connection cylinder; 302. Limiting block 2; 303. Auxiliary spring 1; 304. Auxiliary plate; 305. Auxiliary block; 306. Auxiliary spring 2; 307. Limiting plate; 4. Shielding mechanism; 401. Shielding frame; 402. Shielding cover; 403. Snap-in ball; 5. Limiting rod; 6. Seal ring 1; 7. Connection joint; 8. Air delivery pipe; 9. Limiting sleeve; 10. Seal ring 2. Detailed implementation manners

[0027] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0028] According to an embodiment of the present invention, a chuck device for a pump is provided. Embodiment

[0029] As Figures 1 - 5As shown in the figure, a chuck device for a pump according to an embodiment of the present invention includes a chuck cylinder 1. One end of the chuck cylinder 1 is provided with a first connecting mechanism 2. The first connecting mechanism 2 includes a connecting seat 201 fixedly installed at one end of the chuck cylinder 1. A first limiting block 202 is fixedly arranged on the surface of the connecting seat 201. The connecting seat 201 is sleeved with an adjusting spring 203. One end of the adjusting spring 203 is connected to an adjusting cover 204, and the other end of the adjusting spring 203 is connected to the first limiting block 202. A plurality of limiting holes are formed on the surface of the connecting seat 201. The number of the limiting holes is nine. A limiting ball 205 is installed on the inner wall of the limiting hole, and the limiting ball 205 contacts the inner wall of the adjusting cover 204;

[0030] A second connecting mechanism 3 is arranged on the inner wall of the first connecting mechanism 2. The second connecting mechanism 3 includes a connecting cylinder 301 arranged on the inner wall of the connecting seat 201. One end of the connecting cylinder 301 is fixedly connected to a shielding frame 401. A second limiting block 302 is fixedly arranged on the surface of the connecting cylinder 301. The second limiting block 302 contacts the limiting ball 205. A first auxiliary spring 303 is arranged on the inner wall of the connecting cylinder 301. One end of the first auxiliary spring 303 is connected to an auxiliary plate 304. An auxiliary groove is formed on the connecting cylinder 301. An auxiliary block 305 is installed on the inner wall of the auxiliary groove. A second auxiliary spring 306 is sleeved on the auxiliary block 305. One end of the second auxiliary spring 306 is connected to a limiting plate 307. A second auxiliary groove is formed on the connecting cylinder 301. The inner wall of the second auxiliary groove contacts the limiting plate 307;

[0031] A limiting groove is formed on the limiting plate 307. A limiting rod 5 contacts the inner wall of the limiting groove. One end of the limiting rod 5 is fixedly connected to one end of the connecting cylinder 301. One end of the connecting cylinder 301 contacts a first sealing ring 6. The first sealing ring 6 is in an O-shaped structure and is installed on the inner wall of the connecting seat 201.

[0032] In actual application, through the first connecting mechanism 2 arranged on the chuck cylinder 1, it is convenient to replace the chuck of the pump when it is damaged. At the same time, the second connecting mechanism 3 arranged in the first connecting mechanism 2 is convenient for connecting the place to be inflated, improving the efficiency of using the chuck of the pump. Embodiment

[0033] As Figures 1 - 6 shown, a chuck device for a pump according to an embodiment of the present invention. One end of the second connecting mechanism 3 is provided with a shielding mechanism 4. The shielding mechanism 4 includes a shielding frame 401 fixedly connected to one end of the second connecting mechanism 3. A connecting groove is formed on the shielding frame 401. A shielding cover 402 is connected to the inner wall of the connecting groove through a rotating rod. A plurality of fixing grooves are formed on the inner wall of the shielding frame 401. The number of the fixing grooves is two. A clamping ball 403 is installed on the inner wall of the fixing groove. One end of the clamping ball 403 contacts the shielding cover 402;

[0034] The inner wall of the chuck cylinder 1 is provided with a connection joint 7. The cross-section of the connection joint 7 is of a T-shaped structure. A second sealing ring 10 is sleeved on the connection joint 7. The second sealing ring 10 is of an O-shaped structure. One side of the second sealing ring 10 is in contact with the air delivery pipe 8. One end of the connection joint 7 is installed with the air delivery pipe 8. One end of the air delivery pipe 8 is connected to a pump (not shown in the figure) during actual use. A limiting sleeve 9 is sleeved on the surface of the air delivery pipe 8. The limiting sleeve 9 is threadedly connected to one end of the chuck cylinder 1.

[0035] During actual application, through the shielding mechanism 4 provided in the second connecting mechanism 3, it is convenient to shield the chuck connection part of the pump, reducing the situation that the internal parts of the chuck of the pump are rusted or the gasket is aged due to long-term contact with air.

[0036] To facilitate the understanding of the above technical solutions of the present invention, the working principle or operation method of the present invention in the actual process will be described in detail below.

[0037] In summary, by means of the above technical solutions of the present invention, when replacement is needed, the user presses the adjustment cover 204, so that the adjustment spring 203 connected to the adjustment cover 204 is pressed to expand and contract. Then the connection cylinder 301 is placed into the connection seat 201, making the connection cylinder 301 contact the limiting ball 205 and the first sealing ring 6. When in use, the user takes out the shielding cover 402 from the shielding frame 401 and the catching ball 403 provided on the shielding frame 401, and then presses the limiting plate 307, making the auxiliary spring 303 connected to the limiting plate 307 move downward at one end, which is beneficial to the descent of the limiting plate 307. When the limiting plate 307 descends, the user places the connection cylinder 301 at the place to be inflated. After placement, the user no longer presses the limiting plate 307, and then inflates the place to be inflated through the pump and the air delivery pipe 8.

[0038] The above are only the preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A chuck device for an air pump, characterized in that: The invention comprises a chuck tube (1), one end of which is provided with a connection mechanism one (2), the connection mechanism one (2) comprising a connection seat (201) fixedly installed at one end of the chuck tube (1), a limiting block one (202) fixedly arranged on the surface of the connection seat (201), an adjusting spring (203) sleeved on the connection seat (201), one end of the adjusting spring (203) being connected with an adjusting cover (204), the other end of the adjusting spring (203) being connected to the limiting block one (202), a plurality of limiting holes being provided on the surface of the connection seat (201), limiting balls (205) being installed on the inner walls of the limiting holes, the limiting balls (205) being in contact with the inner wall of the adjusting cover (204), and a connection mechanism two (3) being arranged on the inner wall of the connection mechanism one (2); A shielding mechanism (4) is installed at one end of the second connecting mechanism (3), and the shielding mechanism (4) comprises a shielding frame (401) fixedly connected to one end of the second connecting mechanism (3), a connecting groove is provided on the shielding frame (401), the inner wall of the connecting groove is connected to a shielding cover (402) via a rotating rod, a plurality of fixing grooves are provided on the inner wall of the shielding frame (401), a clamping ball (403) is installed on the inner wall of the fixing groove, and one end of the clamping ball (403) is in contact with the shielding cover (402).

2. A chuck device for an air pump according to claim 1, characterized in that: The second connecting mechanism (3) comprises a connecting tube (301) arranged on the inner wall of the connecting seat (201), one end of the connecting tube (301) being fixedly connected to the shielding frame (401), a limiting block (302) being fixedly arranged on the surface of the connecting tube (301), the limiting block (302) being in contact with the limiting ball (205), an auxiliary spring (303) being arranged on the inner wall of the connecting tube (301), one end of the auxiliary spring (303) being connected to an auxiliary plate (304), an auxiliary groove (1) being provided on the connecting tube (301), an auxiliary block (305) being installed on the inner wall of the auxiliary groove, an auxiliary spring (306) being sleeved on the auxiliary block (305), one end of the auxiliary spring (306) being connected to a limiting plate (307), and an auxiliary groove (2) being provided on the connecting tube (301), the inner wall of the auxiliary groove being in contact with the limiting plate (307).

3. A chuck device for an air pump according to claim 2, characterized in that: The limiting plate (307) is provided with a limiting groove, the inner wall of the limiting groove contacts a limiting rod (5), and one end of the limiting rod (5) is fixedly connected to one end of the connecting tube (301).

4. A chuck device for an air pump according to claim 2, characterized in that: One end of the connecting tube (301) contacts a sealing ring 1 (6), and the sealing ring 1 (6) is mounted on the inner wall of the connecting seat (201).

5. A chuck device for an air pump according to claim 1, characterized in that: The inner wall of the chuck tube (1) is provided with a connecting joint (7), and an air delivery pipe (8) is installed at one end of the connecting joint (7).

6. A chuck device for an air pump according to claim 5, characterized in that: The surface of the air delivery pipe (8) is provided with a limiting sleeve (9), and the limiting sleeve (9) is threadedly connected to one end of the chuck tube (1).

7. A chuck device for an air pump according to claim 5, characterized in that: The connecting joint (7) is sleeved with a second sealing ring (10), and one side of the second sealing ring (10) is in contact with the gas transmission pipe (8).

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