Plug structure, pipeline connecting structure and air cushion massage bed

Abstract

The utility model provides a plug structure which comprises a wire connector and a plug body, the wire connector is arranged in the plug body, a jack corresponding to the wire connector is formed in the plugging end face of the plug body, and a connector fixing seat is arranged in the plug body. And the wire joint is fixed with the internal end face of the plug body along with the joint fixing seat after being fixedly matched with the joint fixing seat, so that the wire joint is fixed in the jack. The wire joint is fixed with the joint fixing seat and then is fixed with the internal end face of the plug body, so that the stability of the wire joint can be improved. The utility model further provides a pipeline connecting structure and further comprises a female connector structure matched with the plug structure in an inserted mode, the air cushion massage bed comprises the pipeline connecting structure, a massage bed body and a control box, and the plug structure is connected out of the massage bed body and matched with the female connector arranged in the control box in an inserted mode. According to the structure, pipeline connection and disconnection can be easily achieved, the massage bed and the control box can be separated, the use experience is better, and packaging and transportation are convenient.

Description

Technical Field

[0001] The present application relates to the technical field of pipeline connection, and in particular to a plug structure, a pipeline connection structure and an air cushion massage bed. Background Art

[0002] The air cushion massage bed is an advanced massage device that uses air cushion technology to provide users with full body massage. The air cushion massage bed adopts an air compression system to simulate the massage action of human hands by inflating and deflating, thereby achieving the effect of soothing muscles and relaxing the body.

[0003] The joint of the air cushion massage bed is a component that connects the air cushion and the air / power supply. It is usually set on the side of one end of the air cushion and connected to the air cushion to provide inflation / power for the air cushion massage bed. It usually also comes with a control box and a power adapter. The integrated bloated design is not only unsightly but also inconvenient for users to store.

[0004] Although there are also male and female connectors in existing products, male and female connectors are electrical connectors that are usually used to connect wires and electrical equipment. It consists of a male head and a female head. The male head is usually the side that is inserted into the connector, and the female head is the side that receives the connector. The existing male and female connectors have a structure where the wire connectors are not fixed or the fixation is poor. They are easy to loosen during long-term and frequent plugging and unplugging, resulting in the connectors not being able to fit, which seriously affects the service life of the product. Utility Model Content

[0005] In view of the above technical problems, the present application proposes a plug structure, a pipeline connection structure and an air cushion massage bed to solve the above technical problems. The specific technical solutions are as follows:

[0006] According to the first aspect of the present application, a plug structure is proposed, including a wire connector and a plug body, wherein the wire connector is arranged inside the plug body and a socket corresponding to the wire connector is provided on the plug end face of the plug body, wherein a connector fixing seat is arranged inside the plug body, and after the wire connector is fixedly matched with the connector fixing seat, the connector fixing seat is fixed to the inner end face of the plug body to fix the wire connector in the socket. The plug structure can further improve the stability of the wire connector by fixing the wire connector to the connector fixing seat and then to the inner end face of the plug body, and avoid the situation where the wire connector becomes loose, rotates or moves due to repeated plugging and unplugging, resulting in the plug being unusable.

[0007] Preferably, the plug body includes an upper cover and a lower cover, the connector fixing seat and the inner surface of the lower cover are fixedly matched to form a cavity structure for covering the wire connector, the connector fixing seat is provided with a fixing hole, and the surface of the wire connector is provided with a matching hole, and the wire connector is fixed to the connector fixing seat by connecting the fixing piece through the fixing hole and the matching hole. With this arrangement, the wire connector can be firmly locked on the connector fixing seat, thereby improving the stability of the wire connector.

[0008] Further preferably, the connecting fixing member is a bolt, and the connector fixing seat and the inner surface of the lower cover are also fixedly matched by bolts. With this arrangement, it is easy to realize the assembly between the wire connector, the connector fixing seat and the lower cover, and it can also ensure the stability of the installation.

[0009] Further preferably, a positioning guide groove is provided on the surface of the wire connector along the axis, and a guiding protrusion structure is provided on the connector fixing seat accordingly, and the axis of the positioning guide groove passes through a matching hole provided on the surface of the wire connector. This arrangement can facilitate the matching and guiding of the wire connector, and can also further prevent the connector from rotating.

[0010] Further preferably, it also includes an air pipe joint assembly, which includes a joint panel and an air pipe joint, the air pipe joint is arranged on the joint panel, the middle part of the lower cover is convex downward to form a cavity structure for installing the wire joint and the joint fixing seat, the joint panel is arranged on the clamping part between the upper cavity of the lower cover and the upper cover, and an air pipe jack corresponding to the air pipe joint is opened on the plug end face of the plug body. With this arrangement, the electrical connection of the joint can be achieved.

[0011] More preferably, it also includes an air pipe, an electric wire and a pipe bundle, wherein the air pipe and the electric wire are inserted into the pipe bundle, the air pipe is sealed and connected to the air pipe joint, and the electric wire is electrically connected to the electric wire joint. With this arrangement, the air pipe and the electric wire can be stored in the pipe bundle to prevent the pipeline from being exposed and damaged.

[0012] Further preferably, a plurality of trachea joints are arranged on the joint panel, a plurality of sealing grooves are provided at the front end of the trachea joints, sealing rings are staggered on the sealing grooves on adjacent trachea joints, and the staggered sealing rings are respectively located on two horizontal planes. This arrangement can prevent the plug structure from having excessive friction when plugging in and out of the female joint, which makes it difficult to plug in and out, and the staggered sealing rings are respectively located on two horizontal planes to prevent the friction from being too small when plugging in.

[0013] According to the second aspect of the present application, a pipeline connection structure is proposed, including the plug structure as described above, and also including a female connector structure plugged with the plug structure. The pipeline connection structure can achieve quick plug-in and pull-out matching, and the matching of the wire connector is more stable, and the overall service life is longer.

[0014] Preferably, the mating surfaces of the plug body and the female connector structure are provided with guide grooves and / or guide protrusions, so that the user can plug and unplug the connector conveniently.

[0015] Preferably, a buckle and / or buckle groove structure is provided on the mating surface of the plug body and the female connector structure, so that the connector can be fixed after plugging and unplugging to prevent the connector from falling off.

[0016] According to the third aspect of the present application, an air cushion massage bed is proposed, comprising the above-mentioned pipeline connection structure, massage bed and control box, wherein the plug structure is connected from the massage bed and plugged with the female connector provided in the control box. The pipeline connection structure, massage bed and control arrangement of the air cushion massage bed can separate the massage bed from the control box, providing a better user experience and facilitating packaging and transportation.

[0017] The plug structure of the present application can improve the stability of the wire connector by fixing the wire connector to the connector fixing seat and then fixing it to the internal end face of the plug body, and can avoid the situation where the wire connector becomes loose, rotated or displaced due to repeated plugging and unplugging, resulting in the plug being unusable, and further improve the service life of the plug. The pipeline connection structure formed by the female connector structure that is plugged in with the plug structure can easily achieve pipeline connection and disconnection, and realize the electrical coordination of the male and female connectors. In the application of the air cushion massage bed, the plug structure is connected from the massage bed and plugged in with the female connector set in the control box, so that the massage bed and the control box can be separated, which provides a better user experience and is convenient for packaging and transportation. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The accompanying drawings are included to provide a further understanding of the embodiments and are incorporated into and constitute a part of this specification. The accompanying drawings illustrate the embodiments and are used together with the description to explain the principles of the present application. It will be easy to recognize other embodiments and many expected advantages of the embodiments because they become better understood by reference to the following detailed description. The elements of the drawings are not necessarily to scale with each other. The same reference numerals refer to corresponding similar parts.

[0019] Figure 1 It is a structural schematic diagram of a plug structure according to an embodiment of the present application;

[0020] Figure 2 is an exploded diagram of a plug structure of a specific embodiment of the present application;

[0021] Figure 3a-3b A cross-sectional view of a plug structure of a specific embodiment of the present application;

[0022] Figure 4a-4b is a schematic structural diagram of a female connector according to an embodiment of the present application;

[0023] Figure 5is a cross-sectional schematic diagram of a female connector of a specific embodiment of the present application;

[0024] Figure 6 It is a structural schematic diagram of an air cushion massage bed according to an embodiment of the present application;

[0025] Figure 7 is an exploded view of a control box of a specific embodiment of the present application;

[0026] Figure 8a-8c It is a cross-sectional view of a control box of a specific embodiment of the present application.

[0027] Explanation of the reference numerals: 100, plug body; 110, plug upper cover; 111, upper cover guide groove; 112, buckle groove; 120, plug lower cover; 121, lower cover guide groove; 122, jack; 130, trachea joint; 131, sealing ring; 132, sealing groove; 140, wire joint; 141, matching hole; 142, 150, tube bundle; 160, joint fixing seat; 161, fixing hole; 162, connecting fixing piece; 163, guiding protrusion structure; 200, female joint; 201, guiding protrusion; 202, buckle; 210, female wire joint; 220, female trachea joint; 300, massage bed; 400, control box; 410, control box upper cover; 420, control box lower cover; 430, circuit board; 500, remote control; 600, power adapter. DETAILED DESCRIPTION

[0028] In the following detailed description, reference is made to the accompanying drawings, which form a part of the detailed description and are shown by illustrative specific embodiments in which the present invention can be practiced. To this end, directional terms, such as "top", "bottom", "left", "right", "up", "down", etc., are used with reference to the orientation of the figures described. Because the components of the embodiments can be positioned in several different orientations, directional terms are used for the purpose of illustration and are by no means limiting. It should be understood that other embodiments may be utilized or logical changes may be made without departing from the scope of the present invention. Therefore, the following detailed description should not be adopted in a limiting sense, and the scope of the present invention is defined by the appended claims.

[0029] The utility model provides a plug structure. Figure 1A structural schematic diagram of a plug structure according to an embodiment of the present application is shown, the plug structure is a male connector style 120, and its main body is a plug body 100, specifically including a plug upper cover 110, a plug lower cover 120, an air pipe connector 130 and a wire connector 140. The plug upper cover 110 and the plug lower cover 120 cooperate to form the main structure of the plug, and the internal hollow space of the main structure is used to accommodate functional components such as the air pipe connector 130 and the wire connector 140. The air pipe connector 130 and the wire connector 140 are arranged on the plug-in end surface, and corresponding openings are arranged at the plug-in end surface. The air pipe connector 130 can be selected and configured according to the function of the plug structure. The middle part of the plug lower cover 120 protrudes downward and forms a cavity structure for accommodating the wire connector 140 inside. In the present embodiment, there are multiple air pipe connectors 130, which are arranged in parallel above the wire connector 140, and are specifically arranged at the connection between the plug upper cover 110 and the plug lower cover 120. The upper surface of the plug upper cover 110 is provided with an upper cover guide groove 111, and the lower surface of the plug lower cover 120 is provided with a lower cover guide groove 121. The two guide grooves are used to guide the plug-in fit with the female connector. Snap grooves 113 are provided on both sides of the upper and lower covers for snap-fitting and fixing when mating with the female connector. A tube bundle 150 is provided at the tail of the connector body 100, and air pipes and wires connected to the air pipe connector 130 and the wire connector 140 are passed through the tube bundle 150 to prevent the air pipes and wires from leaking out and being damaged. The following is combined with Figure 2 An exploded view of a joint structure of a specific embodiment of the present application is shown and Figure 3a-3b The cross-sectional view of the connector structure of a specific embodiment of the present application is shown to explain the internal structure of the plug structure in detail:

[0030] In this embodiment, the plug upper cover 110 and the plug lower cover 120 are fastened at four corners by bolts to form a plug body structure, and a connector fixing seat 160 is also provided inside. After the wire connector 140 is fixedly matched with the connector fixing seat 160, the connector fixing seat 160 is fixed with the inner end surface of the plug lower cover 120 to fix the wire connector 140 in the jack 122. The connector fixing seat 160 is fixedly matched with the inner surface of the plug lower cover 120 to form a cavity structure for covering the wire connector 140. A fixing hole 161 is provided on the connector fixing seat 160, and a matching hole 141 is provided on the surface of the wire connector 140. The wire connector 140 is fixed to the connector fixing seat 160 by passing a connecting fixing member 162 through the fixing hole 161 and the matching hole 141. In this embodiment, the connecting fixing member 162 adopts a bolt, which can conveniently and quickly realize the fixed matching of the two. In other embodiments, a fixing pin or other structure can also be used to realize the fixed matching of the two, which can also achieve the technical effect of the utility model. The connector fixing base 140 and the inner surface of the plug lower cover 120 are also fixedly matched by bolts.

[0031] In a specific embodiment, a positioning guide groove 142 is further provided along the axis on the surface of the wire connector 140, and a guide protrusion structure 163 is correspondingly provided on the connector fixing seat 160. The axis of the guide groove 142 passes through the matching hole 141 provided on the surface of the wire connector 140. This arrangement can facilitate the matching and guiding of the wire connector 140, and can also further prevent the connector from rotating.

[0032] In a specific embodiment, a connection portion is provided at the end of the tube bundle 150, and the connection portion is fixedly matched with the tail of the plug lower cover 120 by bolts to prevent the circuit inside the tube bundle 150 and the joint body 100 from being damaged due to bending during use.

[0033] In a specific embodiment, a plurality of air pipe joints 130 are arranged in an array on a joint panel, a panel clamping portion is arranged between the upper and lower covers of the plug, the joint panel provided with the air pipe joint 130 is fixed between the upper and lower covers of the plug by the fastening cooperation of the upper and lower covers of the plug, and the air pipe joint 130 is extended to the outside through the plug-in end surface, a plurality of sealing grooves 132 are arranged on the front end surface of the air pipe joint 130, sealing rings 131 are arranged staggered on the sealing grooves 132 on adjacent air pipe joints 130, and the staggered sealing rings 131 are respectively located on two horizontal planes. In this embodiment, two sealing grooves 132 are arranged at the front end of each column of air pipe joints, and the sealing rings 131 on two adjacent air pipe joints are arranged one in front of the other at the distance from the joint panel, wherein the sealing rings 131 on the air pipe joints 130 of the odd-numbered columns and the even-numbered columns are respectively aligned in the horizontal direction, and the one-in-one-back arrangement of the sealing rings can prevent the friction from being too large when the plug structure is plugged into the female joint, which makes it difficult to plug and unplug, and the alignment of the spaced sealing rings can prevent the friction from being too small when plugging.

[0034] Continue to refer Figure 4a-4b , Figure 4a-4b A schematic diagram of the structure of a female connector according to an embodiment of the present application is shown. Figure 4a As shown, the female connector 200 is a counterpart of the aforementioned plug structure, and is provided with an inner cavity matching the plug body 100. The surface of the inner cavity is provided with guide protrusions 201 that match the upper cover guide grooves 111 and the lower cover guide grooves 121, so as to facilitate guiding the plugging and fixing. Figure 4b As shown, buckles 202 are provided on both sides of the female connector 200. Figure 5The cross-sectional schematic diagram of a female connector according to a specific embodiment of the present application is shown. The buckle 202 has a snap-fitting portion on the inner cavity surface of the female connector 200, which is used to be fixed with the buckle grooves 112 on both sides of the plug body 100. In this embodiment, the buckle 202 is fixed on both sides of the female connector 200 by bolts to achieve the repairable replacement of the buckle 202, avoiding the problem that the integrated buckle structure cannot be used after aging and breaking. The end of the female connector 200 can be provided with a wire female connector 210 and a trachea female connector 220 that match the trachea connector 130 and the wire connector 140 of the plug structure to achieve electrical connection after matching.

[0035] The pipeline connection structure that cooperates with the plug structure and the female connector can achieve quick plug-in and pull-out cooperation, and the cooperation of the wire connector based on the plug structure is more stable. The replaceable setting of the female connector's buckle further improves the maintainability and prolongs the overall service life.

[0036] Figure 6 The structure diagram of an air cushion massage bed according to an embodiment of the present application is shown in FIG. Figure 6 As shown, the present application also proposes an air cushion massage bed, including the above-mentioned pipeline connection structure, a massage bed 300 and a control box 400. The plug structure 100 is connected from the massage bed 300 and plugged into the female connector 200 provided on the control box 400, so that the massage bed 300 is separated from the control box 400, which provides a better user experience and is convenient for packaging and transportation.

[0037] In a specific embodiment, Figure 7 An exploded view of a control box of a specific embodiment of the present application is shown, Figure 7 As shown, the control box 400 includes a control box upper cover 410 and a control box lower cover 420, which cooperate to form a cavity for accommodating various functional components, and the female connector 200 is disposed at the cooperation between the upper and lower covers of the control box. Figure 8a-8c The cross-sectional view of a control box of a specific embodiment of the present application is shown. When the upper cover 410 and the lower cover 420 of the control box cooperate, the female connector 200 and the tracheal female connector 220 are fixed therein through the card slots provided therein. The tracheal female connector 220 on the female connector 200 is connected to the pump body provided in the inner cavity of the control box, and the female connector for electric wires is connected to the circuit board 430 to realize the control of the overall functional elements. After the plug structure is inserted into the female connector 200 and fixed by the buckle 202, the massage bed 300 can be operated accordingly through the remote control 500 or the control panel. The surface of the upper cover 410 of the control box is also provided with a groove structure for accommodating the remote control 500. The control box 400 is connected to an external power source for power through a power adapter 600.

[0038] The plug structure of the present application includes an electrical connection connector, and the setting of fixing the connector fixing seat first fixes the wire connector to the connector fixing seat and then fixes it to the internal end face of the plug body, which can further improve the stability of the wire connector, avoid the situation where the wire connector becomes loose, rotates or moves due to repeated plugging and unplugging, resulting in the plug being unusable, so as to improve the service life of the plug. In addition, the pipeline connection structure formed by the female connector structure that is plugged in with the plug structure can easily realize pipeline connection and disconnection, and realize the electrical coordination of male and female connectors. And in the application of the air cushion massage bed, the plug structure is connected from the massage bed and plugged in with the female connector set in the control box, so that the massage bed and the control box can be divided into two components, which provides a better product experience, and is also convenient for packaging and transportation, saving costs. The built-in buckle design of the connector can design a suitable buckle force to adapt to the plug-in and plug-out force of the plug, so that the pipeline connection and disconnection can be easily realized; there is no need for a cumbersome pressing mechanism, and after the connector is inserted into the control box, the appearance is smooth.

[0039] The above describes the specific implementation of the utility model, but the protection scope of the utility model is not limited thereto. Any technician familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed by the utility model, which 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.

[0040] In the description of the present utility model, it should be understood that the terms "upper", "lower", "inside", "outside", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, which are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. The wording 'comprising' does not exclude the presence of elements or steps not listed in the claims. The wording 'one' or 'an' preceding an element does not exclude the presence of multiple such elements. The simple fact that certain measures are recorded in mutually different dependent claims does not indicate that a combination of these measures cannot be used for improvement. Any reference symbols in the claims should not be interpreted as limiting the scope.

Claims

1. A plug structure, characterized in that: It includes a wire connector and a plug body, wherein the wire connector is arranged inside the plug body, and a socket corresponding to the wire connector is opened on the plug-in end surface of the plug body, and a connector fixing seat is arranged inside the plug body. After the wire connector is fixedly matched with the connector fixing seat, the connector fixing seat is fixed to the inner end surface of the plug body to fix the wire connector in the socket.

2. A plug structure according to claim 1, characterized in that: The plug body includes an upper cover and a lower cover, the connector fixing seat and the inner surface of the lower cover are fixedly matched to form a cavity structure for covering the wire connector, a fixing hole is opened on the connector fixing seat, and a matching hole is provided on the surface of the wire connector, and the wire connector is fixed to the connector fixing seat by connecting a fixing piece through the fixing hole and the matching hole.

3. A plug structure according to claim 2, characterized in that: The connecting fixing member is a bolt, and the joint fixing seat and the inner surface of the lower cover are also fixedly matched by bolts.

4. A plug structure according to claim 2, characterized in that: The surface of the wire connector is also provided with a positioning guide groove along the axis, and the connector fixing seat is correspondingly provided with a guiding protrusion structure, and the axis of the positioning guide groove passes through a matching hole provided on the surface of the wire connector.

5. A plug structure according to claim 2, characterized in that: It also includes an air pipe joint assembly, which includes a joint panel and an air pipe joint. The air pipe joint is arranged on the joint panel. The middle part of the lower cover protrudes downward to form a cavity structure for installing the wire joint and the joint fixing seat. The joint panel is arranged on the clamping part between the upper cavity of the lower cover and the upper cover, and an air pipe plug hole corresponding to the air pipe joint is opened on the plug-in end face of the plug body.

6. A plug structure according to claim 5, characterized in that: It also includes an air pipe, an electric wire and a pipe bundle. The air pipe and the electric wire are inserted into the pipe bundle. The air pipe is sealed and connected to the air pipe joint, and the electric wire is electrically connected to the wire joint.

7. A plug structure according to claim 5, characterized in that: A plurality of the air pipe joints are arranged on the joint panel, a plurality of sealing grooves are arranged at the front end of the air pipe joint, sealing rings are staggered on the sealing grooves on adjacent air pipe joints, and the staggered sealing rings are respectively located on two horizontal planes.

8. A pipeline connection structure, characterized in that: It comprises the plug structure as described in any one of claims 1 to 7, and also comprises a female connector structure pluggable with the plug structure.

9. A pipeline connection structure according to claim 8, characterized in that: The mating surfaces of the plug body and the female connector structure are provided with guide grooves and / or guide protrusion structures.

10. A pipeline connection structure according to claim 8, characterized in that: A buckle and / or buckle groove structure is provided on the mating surfaces of the plug body and the female connector structure.

11. An air cushion massage bed, characterized in that: It comprises the pipeline connection structure, massage bed and control box as described in any one of claims 8 to 10, wherein the plug structure is connected from the massage bed and is plugged into and matched with the female connector arranged on the control box.

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