Vertical striking device

Abstract

The utility model provides a vertical striking device which solves the problem that an existing striking device is complex in structure. The vertical striking device comprises a base and a striking inflatable air bag which is vertically arranged and is columnar in an inflated state, the base comprises an outer inflatable air bag and an inner inflatable air bag which are annular in the inflated state, and the inner inflatable air bag is located on the inner side of the outer inflatable air bag; the upper end of the inner inflatable air bag is connected with the upper end of the outer inflatable air bag through upper-layer fabric, the lower end of the inner inflatable air bag is connected with the lower end of the outer inflatable air bag through lower-layer fabric, and an annular closed water cavity is formed among the inner inflatable air bag, the outer inflatable air bag, the upper-layer fabric and the lower-layer fabric. The closed water cavity is communicated with the outside through a water inlet nozzle mounted on the upper-layer fabric; the lower end of the striking inflatable airbag penetrates through the inner inflatable airbag and is fixedly connected with the lower-layer fabric, and the upper-layer fabric is provided with a center hole for the lower end of the striking inflatable airbag to penetrate through. The vertical striking device is simple in structure.

Description

Technical Field

[0001] The utility model relates to a striking device, in particular to a vertical striking device. Background Art

[0002] At present, striking columns are generally divided into floor-standing striking columns and hanging-mounted striking columns. The structure of the floor-standing striking column is like a floor-standing inflatable striking column (application number: 202022418470.3) disclosed in the China Patent Library, which includes an inflatable boxing bag body, a bottom plate, and a first inflation hole opened at the bottom of the inflatable boxing bag body. The bottom of the inflatable boxing bag body is fixedly connected with a fixing plate, and a connecting rod for supporting is arranged between the bottom plate and the fixing plate. A water-injected airbag is fixedly connected to the top of the bottom plate, and a circular hole is opened at the top of the water-injected airbag. A cylinder is fixedly connected between the inner side walls of the water-injected airbag, and the cylinder and the circular hole are coaxially arranged. The outer side wall of the water-injected airbag is provided with a supporting airbag for fixing the water-injected airbag, and a water injection hole is opened at the top of the water-injected airbag.

[0003] In the above-mentioned striking column, the inflatable boxing bag body is connected to the connecting rod by a connecting plate fixed at the bottom thereof, and the connecting rod is fixedly connected to the bottom plate. The whole body has many parts and the assembly steps are also relatively complicated. Utility Model Content

[0004] The utility model aims to solve the above problems in the prior art and proposes a vertical striking device with a simple structure.

[0005] The purpose of the utility model can be achieved through the following technical solutions: a vertical striking device, comprising a base and a vertically arranged striking inflatable airbag that is columnar in an inflated state, characterized in that the base comprises an outer inflatable airbag and an inner inflatable airbag that are both annular in an inflated state, the inner inflatable airbag is located on the inner side of the outer inflatable airbag and the axes of the two are arranged in parallel; the upper end of the inner inflatable airbag and the upper end of the outer inflatable airbag are connected by an upper fabric, the lower end of the inner inflatable airbag and the lower end of the outer inflatable airbag are connected by a lower fabric, an annular closed water cavity is formed among the inner inflatable airbag, the outer inflatable airbag, the upper fabric and the lower fabric, and the closed water cavity is connected to the outside by a water inlet nozzle installed on the upper fabric; the shape and size of the lower end of the striking inflatable airbag match the inner hole of the inner inflatable airbag, the lower end of the striking inflatable airbag passes through the inner inflatable airbag and is pressed and fixedly connected to the lower fabric, and the upper fabric has a central hole for the lower end of the striking inflatable airbag to pass through.

[0006] The lower end of the striking airbag is directly connected to the lower fabric layer, and the striking airbag is stably supported by the expanded inner airbag. On the premise of ensuring the stable operation of the striking device, the connection can be simplified, and it has the advantages of simple structure and easy assembly.

[0007] In the above-mentioned vertical striking device, after the inner and outer airbags are filled with air, the upper fabric is arranged horizontally and pressed against the tops of the outer and inner airbags at the same time, which is convenient for design and assembly.

[0008] In the above-mentioned vertical striking device, the outer side of the upper fabric is bent downward to form an outer retaining ring, the shape and size of the outer retaining ring match the outer side surface of the upper end of the outer inflatable airbag, and the two are abutted and fixed together.

[0009] In the above-mentioned vertical striking device, the inner side of the upper fabric is bent downward to form an inner retaining ring, the inner hole of the inner retaining ring is the above-mentioned center hole, the shape and size of the inner retaining ring match the inner side surface of the upper end of the inner inflatable airbag and the two are fixed together.

[0010] With the cooperation of the inner retaining ring and the outer retaining ring, the contact area between the upper fabric and the outer inflatable airbag and the inner inflatable airbag is effectively increased, making the base structure more firm and stable.

[0011] In the above-mentioned vertical striking device, the vertical cross-sections of the inner inflatable airbag and the outer inflatable airbag after being filled with air are both arc-shaped, so as to further increase the contact area between the upper fabric and the outer inflatable airbag and the inner inflatable airbag.

[0012] In the above-mentioned vertical striking device, the inflation nozzle of the striking inflatable airbag is arranged at the top position of the striking inflatable airbag, which is convenient for inflation or water filling.

[0013] In the vertical striking device, the inflation nozzle of the inner inflatable airbag is arranged inside the inner inflatable airbag. When in use, the inner inflatable airbag is inflated first, and then the striking inflatable airbag is inflated. The inflation nozzle of the inner inflatable airbag is hidden inside the inner inflatable airbag, which can effectively prevent it from being disturbed by the outside, ensure that the inner inflatable airbag always supports the striking inflatable airbag, and increase the operating stability of the striking device.

[0014] In the vertical striking device described above, in the inflated state, the outer side wall of the striking airbag contacts the inner airbag, so that the striking airbag is supported more stably.

[0015] In the vertical striking device, a kicking inflatable airbag is sleeved outside the striking inflatable airbag, and the kicking inflatable airbag is pressed against the top surface of the base. The kicking inflatable airbag is added to increase the playability of the striking device.

[0016] In the above-mentioned vertical striking device, the lower layer of fabric seals the lower end of the inner inflatable airbag to protect the lower end of the striking inflatable airbag and reduce the risk of puncture.

[0017] Compared with the prior art, this vertical striking device has the following advantages:

[0018] 1. The lower end of the striking airbag is directly connected to the lower fabric, and the striking airbag is stably supported by the expanded inner airbag. On the premise of ensuring the stable operation of the striking device, the connection can be simplified, and it has the advantages of simple structure and convenient assembly.

[0019] 2. Hiding the inflation nozzle of the inner inflatable airbag inside the inner inflatable airbag can effectively prevent it from being interfered by the outside, ensure that the inner inflatable airbag always supports the striking inflatable airbag, and increase the operating stability of the striking device.

[0020] 3. The lower fabric seals the lower end of the inner inflatable airbag to protect the lower end of the impact inflatable airbag and reduce the risk of puncture. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a three-dimensional schematic diagram of a vertical striking device.

[0022] Figure 2 It is a cross-sectional schematic diagram of a vertical striking device.

[0023] Figure 3 yes Figure 2 A magnified schematic diagram of center A.

[0024] In the figure, 1. striking inflatable airbag; 2. external inflatable airbag; 3. internal inflatable airbag; 4. upper fabric; 4a. external retaining ring; 5. lower fabric; 6. closed water cavity; 7. water inlet nozzle; 8. inflation nozzle; 9. kicking inflatable airbag. DETAILED DESCRIPTION

[0025] The following are specific embodiments of the present invention and the accompanying drawings to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

[0026] like Figure 1 As shown, the vertical striking device comprises a base and a striking inflatable airbag 1, wherein the striking inflatable airbag 1 is columnar in an inflated state, and is vertically arranged when in use.

[0027] Specifically,

[0028] like Figure 1 and Figure 2 As shown, the base includes an outer inflatable airbag 2 and an inner inflatable airbag 3. The outer inflatable airbag 2 and the inner inflatable airbag 3 are both ring-shaped in the inflated state. The inner inflatable airbag 3 is located inside the outer inflatable airbag 2, and the axes of the inner inflatable airbag 3 and the outer inflatable airbag 2 are arranged in parallel. Preferably, the inner inflatable airbag 3 and the outer inflatable airbag 2 are arranged coaxially. Figure 1As shown, the upper end of the inner inflatable airbag 3 and the upper end of the outer inflatable airbag 2 are connected by an upper fabric 4, and the lower end of the inner inflatable airbag 3 and the lower end of the outer inflatable airbag 2 are connected by a lower fabric 5. An annular closed water cavity 6 is formed among the inner inflatable airbag 3, the outer inflatable airbag 2, the upper fabric 4 and the lower fabric 5, and the closed water cavity 6 is connected to the outside by a water inlet nozzle 7 installed on the upper fabric 4. The shape and size of the lower end of the strike inflatable airbag 1 match the inner hole of the inner inflatable airbag 3, the lower end of the strike inflatable airbag 1 passes through the inner inflatable airbag 3 and is fixedly connected to the lower fabric 5, and the upper fabric 4 has a central hole for the lower end of the strike inflatable airbag 1 to pass through.

[0029] Preferably, in the inflated state, the outer wall of the impact airbag 1 contacts the inner airbag 3 so that the impact airbag 1 is supported more stably.

[0030] The lower end of the striking airbag 1 is directly connected to the lower fabric 5, and the striking airbag 1 is stably supported by the inflated inner airbag 3. On the premise of ensuring the stable operation of the striking device, the connection can be simplified, and it has the advantages of simple structure and easy assembly.

[0031] In this embodiment,

[0032] The lower end of the strike inflatable airbag 1 is pressed on the lower fabric 5, and the two are fixed together by bonding. Further explanation: the lower fabric 5 seals the lower end of the inner inflatable airbag 3 to protect the lower end of the strike inflatable airbag 1 and reduce the risk of being punctured.

[0033] like Figure 2 and Figure 3 As shown, the upper fabric 4 is installed as follows: the upper fabric 4 is bonded and fixed to the inner inflatable airbag 3 and the outer inflatable airbag 2. Specifically, after the inner inflatable airbag 3 and the outer inflatable airbag 2 are filled with air, the upper fabric 4 is horizontally arranged and pressed against the top of the outer inflatable airbag 2 and the inner inflatable airbag 3 at the same time, which is convenient for design and assembly. Further explanation: the outer side of the upper fabric 4 is bent downward to form an outer retaining ring 4a, and the shape and size of the outer retaining ring 4a match the outer side surface of the upper end of the outer inflatable airbag 2, and the two are fixed together. The inner side of the upper fabric 4 is bent downward to form an inner retaining ring, and the inner hole of the inner retaining ring is the above-mentioned center hole, and the shape and size of the inner retaining ring match the inner side surface of the upper end of the inner inflatable airbag 3, and the two are fixed together.

[0034] With the cooperation of the inner retaining ring and the outer retaining ring 4a, the contact area between the upper fabric 4 and the outer inflatable airbag 2 and the inner inflatable airbag 3 is effectively increased, making the base structure more firm and stable.

[0035] Furthermore, the vertical cross-sections of the inner inflatable airbag 3 and the outer inflatable airbag 2 after being filled with air are both arc-shaped, so as to further increase the contact area between the upper fabric 4 and the outer inflatable airbag 2 and the inner inflatable airbag 3 .

[0036] The lower fabric 5 is installed as follows: the lower fabric 5 is bonded and fixed to the inner airbag 3 and the outer airbag 2. Specifically, after the inner airbag 3 and the outer airbag 2 are inflated, the lower fabric 5 is horizontally arranged, and the bottoms of the inner airbag 3 and the outer airbag 2 are pressed against the lower fabric 5. The outer side of the lower fabric 5 is bent upward to form a ring-shaped connecting edge, which is attached to and fixed to the outer side of the lower end of the outer airbag 2.

[0037] In the actual product, the strike inflatable airbag 1, the outer inflatable airbag 2 and the inner inflatable airbag 3 are all equipped with an inflating nozzle 8, wherein the inflating nozzle 8 of the strike inflatable airbag 1 is arranged at the top of the strike inflatable airbag 1, which is convenient for inflation or water filling; the inflating nozzle 8 of the inner inflatable airbag 3 is arranged on the inner side of the inner inflatable airbag 3. When in use, the inner inflatable airbag 3 is inflated first, and then the strike inflatable airbag 1 is inflated, and the inflating nozzle 8 of the inner inflatable airbag 3 is hidden inside the inner inflatable airbag 3, which can effectively prevent it from being interfered by the outside, ensure that the inner inflatable airbag 3 always supports the strike inflatable airbag 1, and increase the operational stability of the strike device. The inflating nozzle 8 of the outer inflatable airbag 2 is arranged on the outside of the outer inflatable airbag 2.

[0038] like Figure 1 As shown, the striking inflatable airbag 1 is also sleeved with a kicking inflatable airbag 9, which is also provided with an inflating nozzle 8, and the kicking inflatable airbag 9 is pressed against the top surface of the base. The kicking inflatable airbag 9 is added to increase the playability of the striking device. In the actual product, the kicking inflatable airbag 9 is bonded and fixed to the base.

[0039] In the actual product, the types of the striking inflatable airbag 1, the kicking inflatable airbag 9, the external inflatable airbag 2 and the internal inflatable airbag 3 are all brushed cloth inflatable airbags. Naturally, the airbags made of other materials are also possible. The upper fabric 4 and the lower fabric 5 are both made of air-tight fabric to obtain good sealing performance.

[0040] The specific embodiments described herein are merely examples of the spirit of the present invention. Those skilled in the art may make various modifications or additions to the specific embodiments described or replace them in similar ways, but they will not deviate from the spirit of the present invention or exceed the scope defined by the appended claims.

Claims

1. A vertical striking device, comprising a base and a vertically arranged and columnar striking inflatable airbag (1), characterized in that: The base comprises an outer inflatable airbag (2) and an inner inflatable airbag (3) both of which are annular in an inflated state. The inner inflatable airbag (3) is located inside the outer inflatable airbag (2) and the axes of the two are arranged in parallel. The upper end of the inner inflatable airbag (3) and the upper end of the outer inflatable airbag (2) are connected through an upper layer of fabric (4), and the lower end of the inner inflatable airbag (3) and the lower end of the outer inflatable airbag (2) are connected through a lower layer of fabric (5). The inner inflatable airbag (3), the outer inflatable airbag (2), the upper layer of fabric (4) and the lower layer of fabric (5) are connected to each other. A ring-shaped closed water cavity (6) is formed between the four layers of fabric (5), and the closed water cavity (6) is connected to the outside by means of a water inlet nozzle (7) installed on the upper layer of fabric (4); the shape and size of the lower end of the striking inflatable airbag (1) match the inner hole of the inner inflatable airbag (3); the lower end of the striking inflatable airbag (1) passes through the inner inflatable airbag (3) and is pressed and fixedly connected to the lower layer of fabric (5); and the upper layer of fabric (4) has a central hole for the lower end of the striking inflatable airbag (1) to pass through.

2. The vertical striking device according to claim 1, characterized in that: After the inner inflatable airbag (3) and the outer inflatable airbag (2) are both inflated with air, the upper fabric (4) is arranged horizontally and simultaneously presses against the tops of the outer inflatable airbag (2) and the inner inflatable airbag (3).

3. The vertical striking device according to claim 2, characterized in that: The outer side of the upper fabric (4) is bent downward to form an outer retaining ring (4a); the shape and size of the outer retaining ring (4a) match the outer side surface of the upper end of the outer inflatable airbag (2), and the two are abutted and fixed together.

4. The vertical striking device according to claim 2, characterized in that: The inner side of the upper fabric (4) is bent downward to form an inner retaining ring, the inner hole of the inner retaining ring is the above-mentioned central hole, the shape and size of the inner retaining ring match the inner side surface of the upper end of the inner inflatable airbag (3), and the two are abutted and fixed together.

5. The vertical striking device according to claim 3 or 4, characterized in that: The vertical cross-sections of the inner inflatable airbag (3) and the outer inflatable airbag (2) after being filled with air are both in the shape of circular arcs.

6. The vertical striking device according to claim 1, characterized in that: The inflation nozzle (8) of the strike inflation airbag (1) is arranged at the top position of the strike inflation airbag (1).

7. The vertical striking device according to claim 1, characterized in that: The inflation nozzle (8) of the inner inflatable airbag (3) is arranged on the inner side of the inner inflatable airbag (3).

8. The vertical striking device according to claim 1, characterized in that: In the inflated state, the outer wall of the striking inflatable airbag (1) is in contact with the inner inflatable airbag (3).

9. The vertical striking device according to claim 1, characterized in that: A kicking inflatable airbag (9) is sleeved on the outside of the striking inflatable airbag (1), and the kicking inflatable airbag (9) is pressed against the top surface of the base.

10. The vertical striking device according to claim 1, characterized in that: The lower fabric (5) closes the lower end of the inner inflatable airbag (3).

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