Heating pipeline joint and heating pipeline for high-flow breathing humidifying therapeutic apparatus

Abstract

The heating pipeline joint comprises a heating assembly, an upper cover, a lower cover and a PCBA assembly, the lower cover is arranged at the bottom of the upper cover in a covering mode to form a cavity, the lower cover is connected with the upper cover in a clamped mode, and the PCBA assembly is connected with the upper cover in a clamped mode. The heating assembly comprises a plurality of first contact pins, a heating guide wire and a connecting piece, the heating guide wire is riveted with the first contact pins, the connecting piece wraps the riveting position of the heating guide wire and the first contact pins, the connecting piece is embedded in the cavity and is clamped with the lower cover, and the PCBA assembly is inserted into the upper cover. The beneficial effects of the utility model lie in that rapid assembly is facilitated, the production quality of products is improved, and the production cost can be reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to medical equipment technical field, concretely relates to a heating pipeline joint and high flow breathing humidification therapy appearance heating pipeline for. BACKGROUND

[0002] Heating pipeline joint is a kind of joint for the heating pipeline of high flow breathing humidification therapy appearance, the heating of pipeline can be realized by the connection with external power supply, in the existing product, the PIN needle of joint, that is, pin is the way of injection molding insert, PIN needle is first injection molded on the joint, then PCBA board is welded with PIN needle, the template used for injection molding insert is relatively complex in this way, the cost is higher, and there are also requirements for operating personnel and operating machine, PIN needle is placed skew or not in place, and it is not only difficult to form when injection molding, but also can cause the damage of mould. UTILITY MODEL CONTENTS

[0003] The utility model is to provide a kind of heating pipeline joint and high flow breathing humidification therapy appearance heating pipeline for the production quality of product is improved, and production cost can be reduced, which is convenient for quick assembly.

[0004] A kind of heating pipeline joint, including heating component, upper cover, lower cover and PCBA component, the lower cover is covered in the bottom of the upper cover and is formed with cavity, the lower cover is connected with the upper cover, the heating component several first pin, heating guide wire and connecting piece, the heating guide wire is riveted with the first pin, the connecting piece is covered in the position of the heating guide wire and first pin riveting, the connecting piece is embedded in the cavity and is connected with the lower cover, the PCBA component is inserted in the upper cover.

[0005] In the above scheme, heating guide wire and first pin are connected by riveting, forming firm mechanical connection, which can realize semi-automatic connection, improve processing efficiency, and realize glueless connection, so that the connection is more durable, ensure that product appearance is good, without shrinkage and other adverse conditions, heating guide wire and first pin are injection molded, so that the riveting position is covered with connecting piece, the connecting piece is embedded in the cavity and connected with the lower cover, to realize the quick connection of heating component, upper cover and lower cover, so that the upper cover is injection molded, the mold of upper cover is simplified, the injection molding time is saved, the requirements for machine and operating personnel are reduced, and the connection mode between PCBA component, upper cover, lower cover and heating component is simpler than the mode of first injection molding and then welding, to improve production and assembly efficiency.

[0006] Further, the lower cover is provided with a connecting hole, a protruding structure is formed on one side of the connecting hole, a clamping block is arranged at the end of the protruding structure, a clamping groove is arranged on the connecting piece, and the clamping block can be clamped with the clamping groove.

[0007] In the above scheme, after the lower cover is clamped on the upper cover, when installing the heating assembly, only the first pin needs to be passed through the position of the connecting hole until it passes out of the upper cover, and the clamping groove on the connecting piece is clamped with the clamping block on the protruding structure, so that the quick connection of the heating assembly with the upper cover and the lower cover is realized, and the organization is very convenient.

[0008] Further, the connecting piece comprises a body part and a connecting protrusion formed integrally, the clamping groove is arranged on the body part, the upper cover is provided with a connecting slot, and the connecting protrusion is embedded in the connecting slot.

[0009] In the above scheme, the body part and the connecting protrusion are formed when the connecting piece is injection molded, the body part is located at the cavity position formed by the upper cover and the lower cover, and the connecting protrusion is embedded in the connecting slot of the upper cover, so that the installation of the heating assembly is more accurate and stable.

[0010] Further, the end of the body part away from the connecting protrusion is provided with a positioning block, and the side wall of the connecting hole is provided with a positioning groove, and the positioning block is embedded in the positioning groove.

[0011] In the above scheme, since the clamping groove is arranged on the connecting piece, it is easy to install in reverse when the cavity in the upper cover and the lower cover cannot be seen, which affects the quality of the product and the efficiency of the assembly, so the positioning block is arranged on the body part and the positioning groove is arranged on the side wall of the connecting hole, so that the positioning block corresponds to the positioning groove when assembling, so that the heating assembly can be normally passed into the upper cover and the lower cover.

[0012] Further, the PCBA assembly comprises a PCBA board and a plurality of second pins, the second pin comprises an inlay pin, a first connecting column and a second connecting column, the first connecting column and the second connecting column are sleeved on the inlay pin, one end of the inlay pin passes through the PCBA board, and the second connecting column abuts against the PCBA board.

[0013] In the above scheme, the modular design of the PCBA assembly makes the production of the PCBA assembly more efficient, the abutment of the second connecting column and the PCBA board provides a larger contact area, ensures stable electrical connection and better mechanical support, and the connection between the second pin and the PCBA board can be realized through surface mounting technology or tin furnace process, and the modular design simplifies the assembly process of the heating pipe joint, reduces the assembly time and complexity.

[0014] Further, the bottom of the upper cover extends a plurality of guide structures, which are used for guiding the second pin during assembly.

[0015] In the above scheme, the guide structure can accurately guide the insertion direction of the second pin, ensure that the second pin is aligned with the hole position of the upper cover, and avoid the deflection or mispositioning of the second pin, thereby improving the assembly precision.

[0016] Further, the guide structure is provided with a cylindrical guide slot, the other end of the inlaid pin away from the PCBA board passes through the guide slot, the end face of the first connecting column abuts against the guide slot, and the first connecting column and the second connecting column are embedded in the guide slot.

[0017] In the above scheme, the cylindrical guide slot can accurately guide the insertion direction of the inlaid pin, the first connecting column and the second connecting column, ensure that each second pin can be accurately inserted into the predetermined position, avoid deflection or mispositioning, the end face of the first connecting column abutting against the guide slot can avoid overshoot of the second pin, and the first connecting column and the second connecting column embedded in the guide slot can better protect the second pin and improve the service life.

[0018] Further, the upper cover is provided with clamping blocks at two ends, the clamping blocks are provided with rectangular clamping interfaces, and the lower cover is provided with buckles at two ends.

[0019] In the above scheme, the connection of the lower cover and the upper cover can be realized by connecting the buckle and the clamping interface, the quick clamping of the upper cover and the lower cover is realized, the buckle is in a trapezoidal shape, and the clamping interface is in a rectangular shape, so that the stability of the clamping of the upper cover and the lower cover is ensured.

[0020] A heating pipeline for a high-flow respiratory humidification therapy instrument, comprising the heating pipeline joint according to any one of the above schemes.

[0021] In the above scheme, the heating pipeline joint is assembled by using a quick buckle or an interference fit, has few disassembled parts, short injection molding time, fast assembly, high yield and cost advantage.

[0022] The utility model relates to a heating pipeline joint and a heating pipeline for high-flow respiratory humidification therapeutic instrument, which has the beneficial effects of convenient and rapid assembly, improved production quality of products and reduced production cost. The heating guide wire and the first pin are connected through riveting to form a firm mechanical connection, which can realize semi-automatic connection, improve the processing efficiency and realize glue-free connection, so that the connection is more durable and the product appearance is good without shrinkage and other adverse conditions. The heating guide wire and the first pin are injection molded to cover the connecting piece at the riveting position, and the heating assembly is quickly connected with the upper cover and the lower cover through the connecting piece embedded in the cavity and clamped with the lower cover, so that the mold of the upper cover is simplified during injection molding, the injection molding time is saved, the requirements for the machine and the operator are reduced, and the connection mode between the PCBA assembly, the upper cover, the lower cover and the heating assembly is simpler than the welding mode. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 Structure schematic diagram of the heating pipeline joint of an embodiment.

[0024] Figure 2 Structure schematic diagram of the heating assembly of an embodiment.

[0025] Figure 3 Connection diagram of the heating guide wire and the first pin of an embodiment.

[0026] Figure 4 Structure schematic diagram of the lower cover of an embodiment.

[0027] Figure 5 Structure schematic diagram of the lower cover of an embodiment.

[0028] Figure 6 Structure schematic diagram of the upper cover of an embodiment.

[0029] Figure 7 Structure schematic diagram of the upper cover of an embodiment.

[0030] Figure 8 Structure schematic diagram of the second pin of an embodiment.

[0031] Figure 9 Structure schematic diagram of the heating pipeline for high-flow respiratory humidification therapeutic instrument of an embodiment.

[0032] Figure 10 Structure schematic diagram of the PCBA assembly of an embodiment.

[0033] Explanation of reference numerals: 1, heating assembly; 101, first pin; 102, heating guide wire; 103, connecting piece; 1031, main body part; 1032, connecting protrusion; 104, clamping groove; 105, positioning block; 2, upper cover; 21, connecting notch; 22, guide structure; 221, guide notch; 23, clamping block; 232, clamping port; 3, lower cover; 31, connecting hole; 32, protrusion structure; 33, clamping block; 34, positioning groove; 35, buckle; 4, PCBA assembly; 41, second pin; 411, inlaid pin; 412, first connecting column; 413, second connecting column; 42, PCBA board. DETAILED DESCRIPTION

[0034] A heating pipeline joint and a heating pipeline for a high-flow respiratory humidification therapeutic instrument will be described in further detail below in combination with specific embodiments and drawings.

[0035] As Figures 1 to 8 shown, in a preferred embodiment, the heating pipeline joint of the present application comprises a heating assembly 1, an upper cover 2, a lower cover 3, and a PCBA assembly 4. The lower cover 3 is arranged on the bottom of the upper cover 2 to form a cavity. The lower cover 3 is clamped to the upper cover 2. The heating assembly 1 comprises a plurality of first pins 101, a heating guide wire 102, and a connecting piece 103. The heating guide wire 102 is riveted to the first pins 101. The connecting piece 103 is wrapped around the riveted position of the heating guide wire 102 and the first pins 101. The connecting piece 103 is embedded in the cavity and clamped to the lower cover 3. The PCBA assembly is inserted into the upper cover 2.

[0036] The heating guide wire 102 and the first pins 101 are connected by riveting to form a firm mechanical connection. This can realize semi-automatic connection, improve the efficiency of processing, and realize glue-free connection, so that the connection is more durable, the product appearance is good, and no shrinkage or other adverse conditions occur. The heating guide wire 102 and the first pins 101 are injection molded to wrap the connecting piece 103 at the riveted position. The connecting piece 103 is embedded in the cavity and clamped to the lower cover 3 to realize the quick connection of the heating assembly 1, the upper cover 2, and the lower cover 3. This not only simplifies the mold of the upper cover 2 when the upper cover 2 is injection molded, but also saves injection molding time, reduces the requirements for the machine and the operator, and simplifies the connection between the PCBA assembly, the upper cover 2, the lower cover 3, and the heating assembly 1 compared to the previous injection molding and welding method, which can improve the efficiency of production and assembly.

[0037] As Figure 1 , Figure 4 and Figure 5As shown in the drawings, in some embodiments, the lower cover 3 is provided with a connecting hole 31, one side of the connecting hole 31 is extended to form a protruding structure 32, the end of the protruding structure 32 is provided with a clamping block 33, the connecting piece 103 is provided with a clamping groove 104, and the clamping block 33 can be clamped with the clamping groove 104. After the lower cover 3 is clamped on the upper cover 2, when installing the heating assembly 1, only the first pin 101 needs to be inserted towards the position of the connecting hole 31 until it is inserted out of the upper cover 2, and the clamping groove 104 on the connecting piece 103 is clamped with the clamping block 33 on the protruding structure 32, so as to realize the quick connection of the heating assembly 1, the upper cover 2 and the lower cover 3, and the organization is very convenient.

[0038] As shown in the drawings, Figure 1 , Figure 2 and Figure 3 As shown in the drawings, in some embodiments, the connecting piece 103 includes an integrally formed main body part 1031 and a connecting protrusion 1032, the clamping groove 104 is arranged on the main body part 1031, the upper cover 2 is provided with a connecting slot 21, and the connecting protrusion 1032 is embedded in the connecting slot 21. The main body part 1031 and the connecting protrusion 1032 are formed when the connecting piece 103 is injection molded, the main body part 1031 is located in the cavity formed by the upper cover 2 and the lower cover 3, and the connecting protrusion 1032 is embedded in the connecting slot 21 of the upper cover 2, so that the installation of the heating assembly 1 is more accurate and stable.

[0039] As shown in the drawings, Figures 2 to 4 As shown in the drawings, in some embodiments, the end of the main body part 1031 away from the connecting protrusion 1032 is provided with a positioning block 105, and the side wall of the connecting hole 31 is provided with a positioning groove 34, and the positioning block 105 is embedded in the positioning groove 34. Since the clamping groove 104 is arranged on the connecting piece 103, it is easy to install in reverse when the cavity in the upper cover 2 and the lower cover 3 cannot be seen, which affects the quality of the product and the efficiency of the assembly, so the positioning block 105 is arranged on the main body part 1031, and the positioning groove 34 is arranged on the side wall of the connecting hole 31, so that the positioning block 105 corresponds to the positioning groove 34 when assembling, so that the heating assembly 1 can be normally inserted into the upper cover 2 and the lower cover 3.

[0040] As shown in the drawings, Figures 6 to 8As shown in the drawings, in some embodiments, the PCBA assembly 4 includes a PCBA board 42 and a plurality of second pins 41, the second pins 41 include a pin 411, a first connecting column 412 and a second connecting column 413, the first connecting column 412 and the second connecting column 413 are sleeved on the pin 411, one end of the pin 411 penetrates through the PCBA board 42, and the second connecting column 413 abuts against the PCBA board 42. The modular design of the PCBA assembly 4 makes the production of the PCBA assembly more efficient, the abutment of the second connecting column 413 and the PCBA board provides a larger contact area, ensures stable electrical connection and better mechanical support, and the connection between the second pin 41 and the PCBA board can be realized through surface mounting technology or a tinning furnace process. This modular design simplifies the assembly process of the heating pipe joint, reduces the assembly time and complexity.

[0041] As shown in the drawings, Figures 6 to 8 In some embodiments, the bottom of the upper cover 2 extends a plurality of guide structures 22, which are used to guide the second pins 41 during assembly. The guide structure 22 can accurately guide the insertion direction of the second pin 41, ensuring that the second pin 41 is aligned with the hole position of the upper cover 2. This precise guidance can avoid the deflection or misplacement of the second pin 41, improving the assembly accuracy.

[0042] As shown in the drawings, Figures 6 to 8 In some embodiments, the guide structure 22 has a cylindrical guide slot 221, the other end of the pin 411 away from the PCBA board penetrates through the guide slot 221, the end face of the first connecting column 412 abuts against the guide slot 221, and the first connecting column 412 and the second connecting column 413 are embedded in the guide slot 221. The cylindrical guide slot 221 can accurately guide the insertion direction of the pin 411, the first connecting column 412 and the second connecting column 413, ensuring that each second pin 41 can be accurately inserted into the predetermined position, avoiding deflection or misplacement. The abutment of the end face of the first connecting column 412 and the guide slot 221 can avoid overshoot of the second pin 41, and the embedding of the first connecting column 412 and the second connecting column 413 in the guide slot 221 can better protect the second pin 41 and improve the service life.

[0043] As shown in the drawings, Figure 1 and Figure 4 In some embodiments, the upper cover 2 is provided with a clamping block 23 at both ends, the clamping block 23 is provided with a rectangular clamping port 232, and the lower cover 3 is provided with a buckle 35 at both ends. The connection of the buckle 35 and the clamping port 232 can realize the connection of the lower cover 3 and the upper cover 2, realizing the quick clamping of the upper cover 2 and the lower cover 3. The trapezoidal shape of the buckle 35 and the rectangular shape of the clamping port 232 can ensure the stability of the clamping of the upper cover 2 and the lower cover 3.

[0044] As shown in the drawings, Figure 9As shown, in some embodiments, a heating line for a high-flow respiratory humidification therapy device includes a heating line connector as in any of the embodiments. The heating line connector is assembled with a snap 35 or interference fit, with fewer parts, shorter injection molding time, faster assembly, higher yield, and cost advantages.

[0045] The utility model discloses a heating line connector and the working principle and process of high-flow respiratory humidification therapy device heating line, first heating assembly 1, PCBA component modular assembly, through the injection molding process one-piece upper cover 2 and lower cover 3, after PCBA component along the guiding structure 22 and with upper cover 2 connection is inserted on upper cover 2, and the lower cover 3 is covered on the upper cover 2, through the buckle 35 and the clamping interface 232 connection can realize the quick connection of lower cover 3 and upper cover 2, finally first pin 101 is towards the position of connecting hole 31, until the upper cover 2 is worn, and the clamping groove 104 on the connecting piece 103 is just clamped with the clamping block 33 on the convex structure 32, and the quick connection of heating assembly 1 and upper cover 2 and lower cover 3 is realized.

[0046] In the description of the utility model, it is understood that the orientation or positional relationship indicated by terms such as "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the utility model.

[0047] In addition, the terms "first" and "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" can explicitly or implicitly include one or more of the features. In the description of the utility model, the meaning of "multiple" is two or more, unless otherwise specifically limited.

[0048] In the utility model, unless otherwise specifically defined and limited, the terms "mounting", "connection", "connection", "fixing" and the like should be understood in a broad sense, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication or interaction relationship between two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0049] Although the description of the utility model is combined with above specific embodiment, but, personnel familiar with this technical field can carry out many substitutions, modification and change according to the above content, it is obvious. Therefore, all such alternatives, improvements and changes are included in the spirit and scope of the appended claims.

Claims

1. A heating pipe connector, characterized in that, Including heating assembly, upper cover, lower cover and PCBA assembly, the lower cover is covered in the bottom of the upper cover and forms a cavity, the lower cover is connected with the upper cover, the heating assembly is a plurality of first pins, heating guide wire and connecting piece, the heating guide wire is riveted with the first pin, the connecting piece is covered in the position of the heating guide wire and first pin riveting, the connecting piece is embedded in the cavity and connected with the lower cover, and the PCBA assembly is inserted into the upper cover.

2. The heating line coupling according to claim 1, characterized in that The lower cover is provided with a connecting hole, one side of the connecting hole is extended to form a protruding structure, the end of the protruding structure is provided with a clamping block, the connecting piece is provided with a clamping groove, and the clamping block can be connected with the clamping groove.

3. The heating line coupling of claim 2, wherein The connecting piece includes an integrally formed main body and a connecting protrusion, the clamping groove is arranged on the main body, the upper cover is provided with a connecting slot, and the connecting protrusion is embedded in the connecting slot.

4. The heating line coupling of claim 3, wherein The main body is provided with a positioning block at one end away from the connecting protrusion, and the side wall of the connecting hole is provided with a positioning groove, and the positioning block is embedded in the positioning groove.

5. The heating line coupling of claim 1, wherein The PCBA assembly includes a PCBA board and a plurality of second pins, the second pin includes an inlay pin, a first connecting column and a second connecting column, the first connecting column and the second connecting column are sleeved on the inlay pin, one end of the inlay pin penetrates the PCBA board, and the second connecting column abuts against the PCBA board.

6. The heating line coupling of claim 5, wherein The bottom of the upper cover extends a plurality of guide structures, which are used for guiding the second pin during assembly.

7. The heating line coupling of claim 6, wherein The guide structure is provided with a cylindrical guide slot, the other end of the inlay pin away from the PCBA board penetrates the guide slot, the end face of the first connecting column abuts against the guide slot, and the first connecting column and the second connecting column are embedded in the guide slot.

8. The heating line coupling of claim 1, wherein Both ends of the upper cover are provided with clamping blocks, the clamping blocks are provided with rectangular clamping interfaces, both ends of the lower cover are provided with buckles, and the buckles are trapezoidal bodies.

9. A heating pipeline for a high-flow humidification therapy device, characterized in that, The heating pipe joint comprises the heating pipe joint according to any one of claims 1 to 8. The heating pipe joint comprises the heating pipe joint according to any one of claims 1 to 8.

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