Air inlet sealing structure for inflator pump

Abstract

The utility model discloses an air inlet sealing structure for an inflator pump, which comprises an air inlet nozzle and a sealing cover, the air inlet nozzle is arranged on one side of an inflator pump body, the air inlet nozzle is provided with a vertically through air inlet, the sealing cover is covered on the air inlet, the bottom surface of the sealing cover is provided with a fixed clamping hook, and the fixed clamping hook is fixed on the air inlet nozzle. The fixing clamping hook is provided with a fixing clamping groove, and a fixing clamping strip clamped into the fixing clamping groove is arranged on the inner wall of the air inlet.

Description

Technical Field

[0001] The utility model relates to the technical field of outdoor products, in particular to an air inlet sealing structure for an air pump. Background Art

[0002] Inflatable tents are popular among consumers because of their strong structure and easy portability. When in use, they only need to be inflated through the air pipe of the tent by an air pump to form a tent frame structure. Although existing air pumps all use a one-way air delivery pump body structure, and the air inlet is only used to inflate the air pipe of the tent, there is still a phenomenon of air leakage at the air inlet. Utility Model Content

[0003] The utility model aims to provide an air inlet sealing structure for an air pump to solve the above-mentioned problem.

[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0005] An air inlet sealing structure for an air pump comprises an air inlet nozzle and a sealing cover, wherein the air inlet nozzle is arranged on one side of the air pump body, the air inlet nozzle is provided with an air inlet which passes through from top to bottom, the sealing cover is arranged on the air inlet, and the bottom surface of the sealing cover is provided with a fixing hook, the fixing hook is provided with a fixing groove, and the inner wall of the air inlet is provided with a fixing strip which is inserted into the fixing groove.

[0006] Preferably, the fixing slot is arranged on the side wall of the fixing hook, and when the sealing cover is arranged on the air inlet, the sealing cover is rotated to insert the fixing strip into the fixing slot so as to fix the sealing cover on the air inlet.

[0007] Preferably, a supporting portion is further provided in the air inlet for supporting the bottom surface of the sealing cover.

[0008] Preferably, a knob is provided on the top surface of the sealing cover.

[0009] Preferably, the fixing hooks are in two groups.

[0010] Preferably, the side wall of the air pump body is fixedly connected with a connecting sleeve, the bottom end of the air inlet nozzle is detachably inserted into the connecting sleeve through a threaded structure, and a clamping structure for clamping and fixing the tent air pipe tarpaulin is formed between the inner wall of the air inlet nozzle and the outer wall of the connecting sleeve and above the threaded structure.

[0011] Preferably, the threaded structure includes an internal thread arranged on the inner wall of the connecting sleeve and an external thread located on the outer wall of the air inlet nozzle. The tent air pipe tarpaulin is sleeved on the outside of the shell of the air pump body and extends from the outer wall of the connecting sleeve into the inner wall of the connecting sleeve and is clamped and fixed by the clamping structure.

[0012] Preferably, the inner wall of the connecting sleeve is provided with a slope surface above the internal thread, the slope surface is provided with an upper step portion, the upper end outer wall of the air inlet nozzle extends outward to form a fixed pressure ring, and the outer wall of the fixed pressure ring is provided with a lower step portion that cooperates with the upper step portion to form the clamping structure.

[0013] After adopting the above technical solution, the utility model has the following advantages compared with the background technology:

[0014] The utility model provides an air inlet sealing structure for an air pump, wherein a sealing cover is arranged on the air inlet of an air inlet nozzle to seal the air inlet to prevent air leakage from the air inlet. When in use, it is only necessary to insert the sealing hook on the sealing cover into the air inlet, and then rotate the fixing strip to insert it into the fixing groove, so as to fix the sealing cover on the air inlet. The utility model is easy to use, improves the sealing performance of the air pump, and prevents the air pipe of the tent from leaking and causing the tent to collapse. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the structure of the utility model air pump installed in the air pipe of the tent;

[0016] Figure 2 This is a schematic diagram of the structure of the air pump of the utility model;

[0017] Figure 3 This is a schematic diagram of the decomposition of the air pump of the utility model;

[0018] Figure 4 This is a cross-sectional view of the internal structure of the air pump of the utility model;

[0019] Figure 5 This is a schematic diagram of the housing structure of the utility model;

[0020] Figure 6 This is a schematic diagram of the structure of the air inlet nozzle of the utility model;

[0021] Figure 7 This is a schematic diagram of the sealing cover structure of the utility model. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0023] It should be noted that in the present invention, the terms "up", "down", "left", "right", "vertical", "horizontal", "inside", "outside", etc. are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element of the present invention must have a specific orientation, and therefore cannot be understood as a limitation on the present invention. Example

[0024] Please refer to Figures 1 to 7 As shown, the utility model discloses an air inlet sealing structure for an air pump, comprising an air inlet nozzle 1, an electric connector 2 and a sealing cover 3. The air inlet nozzle 1 is provided with an air inlet 11 which passes through from top to bottom. The inner wall of the air inlet 11 is fixedly connected with a mounting ring 13 by a fixing clip 12. An air inlet gap 14 is provided between the outer wall of the mounting ring 13 and the inner wall of the air inlet 11. The electric connector 2 is inserted into the mounting ring 13 and connected to the air pump body 4. The sealing cover 3 is detachably covered on the air inlet 11 of the air inlet nozzle 1.

[0025] The bottom surface of the sealing cover 3 is provided with a fixing hook 31, and the side wall of the fixing hook 31 is provided with a fixing slot 32 for the fixing strip 12 to be inserted into. The fixing hook 31 is inserted into the air intake gap 14, and then the sealing cover 3 is rotated to make the fixing strip 12 be inserted into the fixing slot 32, so that the sealing cover 3 is fixedly installed on the air inlet 11 of the air intake nozzle 1.

[0026] A support portion is also provided in the air inlet 11 to support the bottom surface of the sealing cover 3 to prevent the sealing cover 3 from falling into the air inlet 11. The support portion adopts a circular ring structure, and the fixing strip 12 is provided on the inner wall of the support portion.

[0027] The top surface of the sealing cover 3 is provided with a knob 33 for driving the sealing cover 3 to rotate. The fixing hooks 31 are divided into two groups.

[0028] A limiting portion 21 is provided at the top of the power connector 2. The outer diameter of the limiting portion 21 is larger than the inner diameter of the mounting ring 13 to prevent the power connector 2 from being inserted too deeply.

[0029] The air pump body 4 is inserted into the connecting port 51 of the tent air pipe 5. The air pump body 4 includes a shell 41 and a pump body 42. The pump body 42 is installed in the shell 41. The side wall of the shell 41 is provided with a connecting sleeve 43 and is connected to the shell 41. The bottom end of the air inlet nozzle 1 is detachably inserted into the connecting sleeve 43 through a threaded structure 44. A clamping structure 45 for clamping and fixing the tent air pipe 5 tarpaulin is formed between the inner wall of the air inlet nozzle 1 and the outer wall of the connecting sleeve 43.

[0030] The threaded structure 44 includes an internal thread 441 arranged on the inner wall of the connecting sleeve 43 and an external thread 442 located on the outer wall of the air inlet nozzle 1. The tent air pipe 5 tarpaulin is sleeved on the outside of the shell 41 and extends from the outer wall of the connecting sleeve 43 into the inner wall of the connecting sleeve 43 and is clamped and fixed by the clamping structure 45.

[0031] The inner wall of the connecting sleeve 43 is provided with a slope surface 431 above the internal thread 441, and an upper step portion 432 is provided on the slope surface 431. The upper end outer wall of the air inlet nozzle 1 extends outward to form a fixed pressure ring 15, and the outer wall of the fixed pressure ring 15 is provided with a lower step portion 16 that cooperates with the upper step portion 432 to form a clamping structure 45. The tent air pipe 5 tarpaulin extends from the outer wall of the connecting sleeve 43 into the inner wall of the connecting sleeve 43, and the air inlet nozzle 1 is fixedly connected to the connecting sleeve 43 through the cooperation of the internal thread 441 and the external thread 442, and the tent air pipe 5 tarpaulin is fixed to the clamping structure 45 between the inner wall of the connecting sleeve 43 and the outer wall of the air inlet nozzle 1.

[0032] A support ring 433 is provided on the inner wall of the connecting sleeve 43 and extends inward below the internal thread 441. An insertion portion 17 passing through the support ring 443 is provided at the lower end of the air inlet nozzle 1. A sealing ring 18 is provided on the outer wall of the insertion portion 17, and the sealing ring 18 is located between the support ring 443 and the threaded structure 44, thereby achieving a sealing effect between the air inlet nozzle 1 and the connecting sleeve 43.

[0033] The above is only a preferred specific implementation of the utility model, but the protection scope of the utility model is not limited thereto. Any changes or substitutions that can be easily thought of by a person skilled in the art within the technical scope disclosed by the utility model should be included in the protection scope of the utility model. Therefore, the protection scope of the utility model should be based on the protection scope of the claims.

Claims

1. An air inlet sealing structure for an air pump, characterized in that: It includes an air inlet nozzle and a sealing cover, wherein the air inlet nozzle is arranged on one side of the air pump body, the air inlet nozzle is provided with an air inlet which passes through from top to bottom, the sealing cover is arranged on the air inlet, and the bottom surface of the sealing cover is provided with a fixing hook, the fixing hook is provided with a fixing groove, and the inner wall of the air inlet is provided with a fixing strip which is inserted into the fixing groove.

2. The air inlet sealing structure for an air pump according to claim 1, characterized in that: The fixing slot is arranged on the side wall of the fixing hook. When the sealing cover is arranged on the air inlet, the sealing cover is rotated to insert the fixing strip into the fixing slot so as to fix the sealing cover on the air inlet.

3. The air inlet sealing structure for an air pump according to claim 2, characterized in that: A supporting portion is also provided in the air inlet for supporting the bottom surface of the sealing cover.

4. The air inlet sealing structure for an air pump according to claim 2, characterized in that: The top surface of the sealing cover is provided with a knob.

5. The air inlet sealing structure for an air pump according to claim 2, characterized in that: The fixing hooks are divided into two groups.

6. The air inlet sealing structure for an air pump according to claim 1, characterized in that: The side wall of the air pump body is fixedly connected with a connecting sleeve, and the bottom end of the air inlet nozzle is detachably inserted into the connecting sleeve through a threaded structure. A clamping structure for clamping and fixing the tent air pipe tarpaulin is formed between the inner wall of the air inlet nozzle and the outer wall of the connecting sleeve and above the threaded structure.

7. An air inlet sealing structure for an air pump as claimed in claim 6, characterized in that: The threaded structure includes an internal thread arranged on the inner wall of the connecting sleeve and an external thread located on the outer wall of the air inlet nozzle. The tent air pipe tarpaulin is sleeved on the outside of the shell of the air pump body and extends from the outer wall of the connecting sleeve into the inner wall of the connecting sleeve and is clamped and fixed by the clamping structure.

8. An air inlet sealing structure for an air pump as claimed in claim 7, characterized in that: The inner wall of the connecting sleeve is provided with a slope surface above the internal thread, and an upper step portion is provided on the slope surface. The upper end outer wall of the air inlet nozzle extends outward to form a fixed pressure ring, and the outer wall of the fixed pressure ring is provided with a lower step portion that cooperates with the upper step portion to form the clamping structure.

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