Sealing device of medical temperature sensor

Abstract

The utility model relates to the technical field of medical instrument processing equipment, in particular to a sealing device of a medical temperature sensor, which is characterized in that a control component and a welding component are matched with each other, the control component is used for heating a welding pipe through an induction heating coil, and a wire rod to be welded is inserted into a welding hole; therefore, wire sealing is achieved, sealing of multiple sets of forming dies is avoided, the structure is simple, the production cost can be reduced, and the production efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to medical treatment instrument processing equipment technical field especially, relates to a medical temperature sensor's sealing device. BACKGROUND

[0002] At present, there is a repetitive body cavity temperature sensor applied to the medical field, which is provided with a patient end, and the patient end is composed of an electric wire and a thermistor, so the thermistor and the wire are sealed into a whole.

[0003] However, the patient end of the existing temperature sensor is mostly formed by using an injection molding machine, and two or three layers of glue are used to wrap the resistor and the wire, and then the joint position of the glue and the wire is polished to make the outer wall of the joint position smooth without burrs, so the requirement for the injection molding mold is high, and at least two sets of forming molds are required to meet the production, resulting in high production cost and low production efficiency. SUMMARY

[0004] The utility model discloses a medical temperature sensor's sealing device, aiming at the insufficient of prior art, it is in order to solve the technical problem of high material and labor cost and low production efficiency of the forming mode of the existing temperature sensor with multilayer glue through the injection molding machine and the mold.

[0005] To achieve the above object, the utility model adopts the technical scheme of:

[0006] A medical temperature sensor's sealing device, including operation platform, the control assembly and the fusion assembly that are set up mutually cooperation above operation platform, the inductive heating coil that control assembly sets up and extends to the fusion assembly, the fusion assembly includes the fixed block that is fixed to operation platform, the support that is connected perpendicularly with fixed block and the fusion pipe that is inserted in the support, the fusion pipe is provided with the fusion hole, wherein, the fusion pipe passes through the support and inductive heating coil in proper order, and inductive heating coil is close to the lower part of the fusion hole and sets up, and the fixed block is parallel to the fusion pipe and.

[0007] The utility model further sets up: the fusion assembly still includes the first positioning block and the second positioning block that are mutually symmetrical distribution, the support is set up between the first positioning block and the second positioning block, and the first positioning block and the second positioning block are perpendicular and are connected in sliding mode in the fixed block.

[0008] The utility model further sets up: the first positioning block is provided with fixed hole towards the support, the support is provided with the accommodation hole, and the fixed hole and the accommodation hole are coaxial line arrangement, so that the both ends of the fusion pipe are inserted in the accommodation hole and the fixed hole respectively.

[0009] The utility model further sets up: the top surface of the second positioning block is provided with the arc slot, and the arc slot is used for placing the wire, and the arc slot and the accommodation hole are coaxial line arrangement.

[0010] The utility model further sets up: the fusing assembly still includes the wire pressing block, the wire pressing block cover is established at the second positioning block top, so that the wire pressing block is pressed or loose and open and is arranged in the arc -shaped groove wire.

[0011] The utility model further sets up: the induction heating coil is the annular structure with through -hole, and the diameter of through -hole is greater than the diameter of the fusing pipe.

[0012] The utility model further sets up: the induction heating coil and control component between connection have the guide pipe, and the guide pipe cover is equipped with the protective cover, and the protective cover is provided with the vent hole.

[0013] The utility model further sets up: control component still is provided with the cold gas pipe, and the cold gas pipe sets up at the protective cover top, and the cold gas pipe is used for the fusing pipe heat dissipation cooling.

[0014] The utility model further sets up: control component still is provided with the operation panel for adjusting parameter.

[0015] The utility model further sets up: control component still is provided with the foot switch.

[0016] Compared with prior art, the beneficial effects that have in the application are: the utility model discloses through setting up control component and fusing assembly mutual cooperation, and control component heats the fusing pipe through induction heating coil, and inserts the wire that needs to fuse into the fusing hole, to realize the sealing of wire, avoids multiple sets of forming die seal, simple structure can reduce production cost, and improves production efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the technical scheme in the embodiment of the application, the following will be briefly introduced the drawings needed to be used in the embodiment or prior art description, obviously, the drawings in the following description only some embodiments of the application, for those skilled in the art, under the premise of not paying creative labor, other drawings can also be obtained according to these drawings.

[0018] Figure 1 It is the whole structure schematic diagram of the utility model;

[0019] Figure 2 It is the structure schematic diagram of control component in the utility model;

[0020] Figure 3 It is the structure schematic diagram of fusing assembly in the utility model;

[0021] Figure 4 It is the structure schematic diagram of fusing pipe in the utility model;

[0022] Figure 5It is the state diagram of the stable sensor inserting the fusion welding hole in the utility model.

[0023] The label details involved in the above drawing are as follows:

[0024] 1- operation platform;

[0025] 2- control assembly, 21- induction heating coil, 211- through hole, 22- conduit, 23- protective cover, 231- air vent, 24- cold air pipe, 25- operation panel, 26- foot switch;

[0026] 3- fusion assembly, 31- fixed block, 32- support, 321- accommodating hole, 33- fusion pipe, 331- fusion hole, 34- first positioning block, 341- fixing hole, 35- second positioning block, 351- arc slot, 36- wire pressing block;

[0027] 4- temperature sensor. DETAILED DESCRIPTION

[0028] In the description of the present application, the term "a plurality of" refers to two or more (including two). The technical terms "first", "second", etc. are only used to distinguish different objects, and cannot be understood as indicating or implying relative importance or implicitly indicating the number, specific order or primary and secondary relationship of the indicated technical features. The terms "mounting", "connecting", "connecting" and the like should be interpreted broadly, for example: "connecting" can be fixed connection, or detachable connection, or integral connection;"connected" can be directly connected, or indirectly connected through an intermediate medium. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0029] In the description of the present application, the technical terms "upper", "lower", "front", "rear", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the embodiments of the present application and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, therefore it cannot be understood as a limitation on the embodiments of the present application.

[0030] In order to more clearly understand the above-mentioned purposes, technical solutions and advantages of the present application, the technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application, and detailed understanding of how to solve the problems raised in the above background art.

[0031] It should be noted that, as Figure 5As shown, the temperature sensor 4 of the embodiment is provided with a wire and a resistor, the wire is arranged in a double-layer structure of an inner coating and an outer coating, the inner coating is wrapped after the connection of the resistor and the inner coating is formed by an injection molding machine, that is, after one-time injection molding, the outer coating is pulled to cover the inner coating and exceeds the inner coating by a distance, and then the sealing end of the outer coating is welded and sealed by the sealing device of the embodiment.

[0032] As shown in the drawings, Figures 1 to 5 A sealing device of a medical temperature sensor 4, including an operation table 1, a control assembly 2 and a welding assembly 3 are arranged above the operation table 1 and cooperate with each other, the control assembly 2 is provided with an induction heating coil 21 extending towards the welding assembly 3, the welding assembly 3 includes a fixed block 31 fixed to the operation table 1, a support 32 connected perpendicularly to the fixed block 31, and a welding pipe 33 inserted into the support 32, the welding pipe 33 is provided with a welding hole 331, wherein the welding pipe 33 sequentially passes through the support 32 and the induction heating coil 21, the induction heating coil 21 is arranged close to the lower part of the welding hole 331, and the welding pipe 33 is parallel to the fixed block 31. Specifically, the operation table 1 is a rectangular plate, which can be installed on equipment and the like, the control assembly 2 is arranged at the right end of the operation table 1, and the welding assembly is arranged at the left end of the operation table 1, so that the control assembly 2 and the welding assembly 3 correspond to each other; the fixed block 31 is provided with a clamping groove corresponding to the mounting position of the support 32, so as to realize the fixed clamping of the fixed block 31 and the support 32, which can avoid the deviation of the welding pipe 33, and the control assembly 2 has a high-frequency induction host for controlling the induction heating coil 21.

[0033] Through the above scheme, the control assembly 2 and the welding assembly 3 can cooperate with each other, the control assembly 2 heats the welding pipe 33 through the induction heating coil 21, and when the wire to be welded is inserted into the welding hole 331, the outer wall of the wire is sealed, which avoids the sealing of multiple molds and reduces the production cost. The structure is simple, the operation is convenient, and it is also beneficial to the later maintenance. Through high-frequency induction heating, the heating time is fast, and the production efficiency is improved.

[0034] As shown in the drawings, Figure 3As shown, as an improved embodiment, the welding assembly 3 further comprises a first positioning block 34 and a second positioning block 35 symmetrically distributed with each other, the bracket 32 is arranged between the first positioning block 34 and the second positioning block 35, and the first positioning block 34 and the second positioning block 35 are both vertically and slidingly connected to the fixed block 31. Specifically, including but not limited to, the first positioning block 34 is of a rectangular structure, and the second positioning block 35 is of an L-shaped structure. There is a gap between the first positioning block 34 and the bracket 32, the induction heating coil 21 is accommodated in the gap, the size of the gap can be adjusted by sliding the first positioning block 34, the welding pipe 33 can be quickly disassembled and assembled, and the inlet face and the diameter side face of the welding pipe 33 are flush. The fixed block 31 is provided with a sliding rail, so that the first positioning block 34 and the fixed block 31 can be clamped and slid, and the first positioning block 34 and the bracket 32 can cooperate to fix the welding pipe 33.

[0035] As shown in Figures 3 to 5 As an improved embodiment, the first positioning block 34 is provided with a fixing hole 341 facing the bracket 32, the bracket 32 is provided with an accommodating hole 321, and the fixing hole 341 and the accommodating hole 321 are coaxially arranged to allow the two ends of the welding pipe 33 to be respectively inserted into the accommodating hole 321 and the fixing hole 341. Specifically, including but not limited to, the accommodating hole 321 and the fixing hole 341 can allow the welding pipe 33 to be inserted and fixed, the diameter of the accommodating hole 321 is greater than the diameter of the welding hole 331, so as to ensure that the welding pipe 33 is inserted into the accommodating hole 321 and fixed; the welding pipe 33 is arranged into a fixed part, a heating part and a welding part, the fixed part is inserted into the fixing hole 341 to be fixed, so as to avoid movement of the wire during welding, the welding part is inserted into the accommodating hole 321, and the part close to the heating part is exposed, the welding hole 331 is arranged in the welding part, and the heating part corresponds to the induction heating coil 21, so as to allow the outer sheath of the inserted wire to be quickly welded and formed, the first positioning block 34 and the bracket 32 can realize quick disassembly and assembly of the welding pipe 33, which is convenient for maintenance and replacement in the later period, and the welding pipe 33 can be arranged and produced in multiple models to adapt to wires of different specifications.

[0036] As shown in Figure 1 As shown in Figure 3 As an improved embodiment, the top surface of the second positioning block 35 is provided with an arc-shaped groove 351 for placing the wire, and the arc-shaped groove 351 is coaxially arranged with the accommodating hole 321. Specifically, including but not limited to, the arc-shaped groove 351 corresponds to the structure of the wire, and is used for placing the wire so that the wire protrudes from the top surface of the second positioning block 35 when placed in the arc-shaped groove 351. The fixing hole 341, the welding hole 331, the accommodating hole 321 and the arc-shaped groove 351 are coaxially arranged to ensure that the wire enters and the welding pipe 33 are on the same straight line, so as to avoid damage to the wire.

[0037] As shown in Figure 1 As shown inFigure 3 As shown, in one specific embodiment of the improvement, the welding assembly 3 further includes a wire pressing block 36, which covers the second positioning block 35 so that the wire pressing block 36 presses or loosens the wire placed in the arc groove 351. Specifically, including but not limited to, the wire clamping block 36 and the second positioning block 35 can be tightened or loosened by screws or a spring-loaded clip structure with a pin, thereby clamping or loosening the wire placed on the arc-shaped groove 351. Before placing the wire in the arc-shaped groove 351, the second positioning block 35 can be slid away from the bracket 32. At this time, the wire can be placed in the arc-shaped groove 351 and protruding towards the bracket 32. After adjusting the wire to the specified length, the wire clamping block 36 clamps the wire. At this time, it is only necessary to push the second positioning block 35 to the specified position to insert the wire into the welding hole 331 for solvent sealing. Of course, in order to ensure the displacement accuracy of the second positioning block 35, a scale can be set on the fixing block 31. At the same time, the second positioning block 35 is snapped onto the fixing block 31, allowing for quick disassembly and replacement of different second positioning blocks 35 to adapt to the fixing and welding of wires of different specifications.

[0038] like Figure 2 As shown, in one specific embodiment of the improvement, the induction heating coil 21 is an annular structure with a through hole 211, the diameter of which is larger than the diameter of the welding tube 33. Specifically, including but not limited to, the through hole 211 prevents the induction heating coil 21 from contacting the welding tube 33, and the induction heating coil 21 has multiple turns, which can improve the heating rate and thus improve production efficiency.

[0039] like Figure 2 As shown, in one specific embodiment of the improvement, a conduit 22 connects the induction heating coil 21 and the control component 2. The conduit 22 is covered with a protective cover 23, which has ventilation holes 231. Specifically, the protective cover 23 has a hollow structure and is fixed to the operating table 1. The protective cover 23 can completely cover the conduit 22, and there are windows on the protective cover 23 corresponding to the connection between the induction heating coil 21 and the conduit 22. The protective cover 23 can ensure the safety of the operator and also dissipate heat and ventilate through the ventilation holes 231.

[0040] like Figure 1 and Figure 2As shown, as an improved embodiment, the control assembly 2 is further provided with a cold air pipe 24, which is arranged above the protective cover 23 and is used for cooling the welding pipe 33. Specifically, but not limited to, the control assembly 2 is provided with a cold air blower, which is used to generate cold air and blow out from the cold air pipe 24. The welding assembly 3 is provided with a protective plate for covering the induction heating coil 21. The top surface of the protective plate can be provided with a through hole. The cold air pipe 24 passes through the through hole and faces the end of the welding hole 331 in the welding pipe 33. When the wire is welded, the cold air pipe 24 blows out cold air quickly to cool the welding pipe 33, and the wire is formed. It can ensure that the surface of the wire after welding is smooth and does not need to be polished for secondary processing, so as to ensure the production efficiency.

[0041] As shown in Figure 1 and Figure 2 As an improved embodiment, the control assembly 2 is further provided with an operation panel 25 for adjusting parameters. The operation panel 25 is provided with a power switch, a display screen and the like, which can adjust the heating temperature and time of the induction heating coil 21, the cooling time of the cold air pipe 24 and the like, and can automatically control the welding quality of the wire.

[0042] As shown in Figure 1 and Figure 2 As an improved embodiment, the control assembly 2 is further provided with a foot switch 26. After the power switch is turned on and the wire is placed and inserted into the welding hole 331, the foot switch 26 is pressed once to start the induction heating coil 21 and the cold air pipe 24 in sequence to complete a welding process, which is convenient for the operator to control.

[0043] Working principle: First, turn on the power switch of the operation panel 25 and set and adjust the parameters such as heating temperature, heating time and cooling time. Then put the wire into the arc-shaped groove 351 and press it with the wire pressing block 36, and the wire end of the wire towards the support 32 exceeds the second positioning block 35 by 25 mm. Then push the second positioning block 35 in the direction of the welding pipe 33, so that the wire is inserted into the welding hole 331 of the welding pipe 33. At this time, the second positioning block 35 is positioned at a distance of 5 mm from the support 32. Step on the foot switch 26 to start the induction heating coil 21 to heat the welding pipe 33, and push the second positioning block 35 to fix the wire, so that the second positioning block 35 and the support 32 are tightly attached. When the predetermined heating time is reached, the cold air pipe 24 is automatically operated to blow out cold air. When the predetermined cooling time is reached, pull out the second positioning block 35, loosen the wire pressing block 36, and take out the wire to complete the sealing of the wire. Repeat the operation.

[0044] It should be pointed out that: the above is only the preferred embodiments of the present application, the scope of protection of the present application is not limited to the above examples, all technical solutions under the idea of the present application belong to the protection scope of the present application. It should be noted that, for ordinary skilled in the art, without departing from the principles of the present application under the premise of a number of improvements and refinements, these improvements and refinements should also be considered as the protection scope of the present application.

Claims

1. A closure device for a medical temperature sensor, characterized by The operation table is provided with a control assembly and a welding assembly matched with each other above the operation table, the control assembly is provided with an induction heating coil extending towards the welding assembly, the welding assembly comprises a fixed block fixed to the operation table, a support vertically connected with the fixed block and a welding pipe inserted into the support, and the welding pipe is provided with a welding hole, wherein the welding pipe sequentially passes through the support and the induction heating coil, and the induction heating coil is arranged close to the lower part of the welding hole, and the welding pipe and the fixed block are parallel.

2. A medical temperature sensor sealing device according to claim 1, wherein, The welding assembly further comprises a first positioning block and a second positioning block symmetrically distributed with each other, the support is arranged between the first positioning block and the second positioning block, and the first positioning block and the second positioning block are both vertically and slidingly connected with the fixed block.

3. A medical temperature sensor sealing device according to claim 2, wherein, The first positioning block is provided with a fixed hole towards the support, the support is provided with a containing hole, and the fixed hole and the containing hole are coaxially arranged so that the two ends of the welding pipe are respectively inserted into the containing hole and the fixed hole.

4. A medical temperature sensor sealing device according to claim 3, wherein, The top surface of the second positioning block is provided with an arc-shaped groove for placing a wire, and the arc-shaped groove is coaxially arranged with the containing hole.

5. A medical temperature sensor sealing device according to claim 4, wherein, The welding assembly further comprises a wire pressing block, and the wire pressing block is arranged above the second positioning block so that the wire pressing block tightly or loosely holds the wire placed in the arc-shaped groove.

6. A medical temperature sensor sealing device according to claim 1, wherein, The induction heating coil is a ring structure with a through hole, and the diameter of the through hole is greater than the diameter of the welding pipe.

7. A medical temperature sensor sealing device according to claim 6, wherein, A conduit is connected between the induction heating coil and the control assembly, the conduit is covered with a protective cover, and the protective cover is provided with a ventilation hole.

8. A medical temperature sensor sealing device according to claim 7, wherein, The control assembly is further provided with a cold air pipe arranged above the protective cover, and the cold air pipe is used for heat dissipation and cooling of the welding pipe.

9. A medical temperature sensor sealing device according to claim 8, wherein, The control assembly is further provided with an operation panel for adjusting parameters.

10. A medical temperature sensor sealing device according to claim 9, wherein, The control assembly is further provided with a foot switch.

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