Gas-liquid-electricity external connection device

Abstract

The utility model provides a gas-liquid-electricity external connection device. The gas-liquid-electricity external connection device comprises a connecting piece fixing sleeve, a gas-liquid-electricity connection assembly, a cable fixing sleeve and a connector outer sleeve. The gas-liquid electric connecting assembly is fixedly arranged on the connecting piece fixing part of the connecting piece fixing sleeve, and the gas-liquid electric connecting assembly is provided with a plurality of gas-liquid conveying connecting plugs and a plurality of electric conveying connecting plugs; the water conveying pipe, the gas conveying pipe and the conductive cable are sequentially arranged in the connecting piece fixing sleeve and the cable fixing sleeve in a penetrating manner; the connector outer sleeve is fixedly arranged outside the connecting piece fixing sleeve and the cable fixing sleeve in a sleeving mode, and the end, provided with the connecting piece fixing part, of the connecting piece fixing sleeve and the gas-liquid electric connecting assembly are located outside the connector outer sleeve. After a plurality of gas-liquid conveying connecting plugs and a plurality of electric conveying connecting plugs are arranged on the gas-liquid electric connecting assembly, a pipeline and a cable are folded through a cable fixing sleeve, and the cable fixing sleeve, a connecting piece fixing sleeve and a connector outer sleeve form an integral structure, so that electric signal, liquid and gas butt joint functions are integrated based on a simple structure.

Description

TECHNICAL FIELD

[0001] The utility model relates to electronic equipment technical field relates to a device interconnection matching structure, especially a kind of gas-liquid electric external device. BACKGROUND

[0002] In industrial field or medical field, many cases need to transmit electrical signal or other substances between different devices, such as transmitting electrical signal from one device to another device through conductive cable, or transmitting liquid or gas from one device to another device through pipeline. Whether it is the transmission of electrical signal or the transmission of liquid, gas, the connecting plug is an indispensable important device.

[0003] Take laser oral treatment instrument as an example: laser oral treatment instrument uses high-energy laser beam to treat oral cavity tissue, and uses laser to cut, polish, sterilize and disinfect, etc., which has the advantages of fast cutting, small injury and high efficiency, and the oral surgery implemented by laser oral treatment instrument can be cooled in time by cooperating with coolant, so that intraoperative pain is lower and postoperative recovery effect is better. The laser oral treatment instrument needs to be installed with cable and pipeline, the cable is used to provide electrical signal to ensure the normal work of electronic elements, and the pipeline is used to provide coolant and gas, which can cool the patient's oral cavity in time after mixing into mist spray.

[0004] Since the transmission principles of electrical signal, liquid and gas are different, when electrical signal, liquid and gas need to be connected in the same device, how to integrate the electrical signal, liquid and gas docking function through simple structure is a technical problem to be solved in the industry. SUMMARY

[0005] The utility model wants to solve the technical problem in view of the above-mentioned defects of prior art, provide a kind of gas-liquid electric external device, multiple gas-liquid delivery plug-in connectors and multiple electrical delivery plug-in connectors are provided on gas-liquid electric connection assembly, utilize gas-liquid delivery plug-in connector to connect water delivery pipe or gas delivery pipe, utilize electrical delivery plug-in connector to connect conductive cable, can be based on simple structure and integrate the electrical signal, liquid, gas docking function.

[0006] The technical scheme adopted by the utility model to solve technical problems is as follows:

[0007] A kind of gas-liquid electric external device, comprising:

[0008] Connecting piece fixed sleeve, the connecting piece fixed sleeve is cylindrical structure, one end of the connecting piece fixed sleeve is provided with external thread connection part, the other end of the connecting piece fixed sleeve is provided with connecting piece fixed part;

[0009] The gas-liquid-electric connection assembly is fixedly arranged on the connection fixing part of the connection fixing sleeve, and is provided with a plurality of gas-liquid delivery connectors and a plurality of electric delivery connectors; the gas-liquid delivery connectors are connected with the water delivery pipe or the gas delivery pipe; and the electric delivery connectors are connected with the conductive cable.

[0010] The cable fixing sleeve is in a cylindrical structure, and is provided with an inner threaded connection part and an outer threaded connection part at two ends thereof; the cable fixing sleeve is fixedly connected with the outer threaded connection part of the connection fixing sleeve through the inner threaded connection part; and the water delivery pipe, the gas delivery pipe and the conductive cable are sequentially arranged in the connection fixing sleeve and the cable fixing sleeve.

[0011] The connector outer sleeve is fixedly arranged outside the connection fixing sleeve and the cable fixing sleeve; one end of the connection fixing part of the connection fixing sleeve and the gas-liquid-electric connection assembly are located outside the connector outer sleeve.

[0012] Compared with the prior art, the beneficial effects of the technical scheme are as follows: after the gas-liquid-electric connection assembly is provided with a plurality of gas-liquid delivery connectors and a plurality of electric delivery connectors, the pipeline and the cable are collected by the cable fixing sleeve, and the connection fixing sleeve and the connector outer sleeve form an integral structure, so that the functions of electric signal, liquid and gas connection are integrated based on a simple structure.

[0013] Further, the gas-liquid-electric connection assembly comprises a connector fixing plate, and the plurality of gas-liquid delivery connectors and the plurality of electric delivery connectors are fixedly arranged in the connector fixing plate.

[0014] The connection fixing part is formed by inwardly recessing the connection fixing sleeve, and the connector fixing plate is clamped and fixed in the connection fixing part.

[0015] The connection fixing sleeve is provided with a plurality of pipeline through holes in the axial direction, the pipeline through holes are arranged in the connection fixing sleeve in the axial direction, the gas-liquid delivery connectors and the electric delivery connectors are arranged in the pipeline through holes, and the water delivery pipe, the gas delivery pipe and the conductive cable are arranged in the connection fixing sleeve through the corresponding pipeline through holes.

[0016] The beneficial effects of the above scheme are as follows: the connector fixing plate is arranged on the connection fixing sleeve through the inwardly recessed connection fixing part, and the gas-liquid delivery connectors, the electric delivery connectors and the water delivery pipe, the gas delivery pipe and the conductive cable corresponding to each other are sleeved in the pipeline through holes, and the two connectors are connected with the outside, so as to realize the effect of delivering liquid, gas or electric signal from the outside to the device.

[0017] Further, a plurality of gas-liquid plug interface through holes and a plurality of electrical plug interface through holes are formed on the joint fixing plate, the gas-liquid delivery plug-in connector is fixed in the gas-liquid plug interface through hole, and the electrical delivery plug-in connector is fixed in the electrical plug interface through hole.

[0018] The gas-liquid delivery plug-in connector is formed with a gas-liquid plug-in connector clamping ring in the middle along the circumference, and the electrical delivery plug-in connector is formed with an electrical plug-in connector clamping ring in the middle along the circumference.

[0019] When the joint fixing plate is clamped and fixed in the connecting piece fixing part, the two sides of the gas-liquid plug-in connector clamping ring abut against the joint fixing plate and the connecting piece fixing part respectively, the electrical plug-in connector clamping ring abuts against the joint fixing plate, and the end of the electrical delivery plug-in connector abuts against the inside of the corresponding pipeline through hole.

[0020] The beneficial effects of the above scheme are that the gas-liquid plug interface through hole and the electrical plug interface through hole are arranged on the joint fixing plate, the gas-liquid plug-in connector clamping ring and the electrical plug-in connector clamping ring are matched, the gas-liquid delivery plug-in connector and the electrical delivery plug-in connector can be better fixed on the joint fixing plate, and the stability of the device is improved.

[0021] Further, a wire fixing sleeve is arranged on the electrical delivery plug-in connector, the conductive cable is fixedly arranged in the wire fixing sleeve, and a soldering opening is formed in the wire fixing sleeve.

[0022] The beneficial effects of the above scheme are that the wire fixing sleeve is arranged on the electrical delivery plug-in connector, the conductive cable is sleeved with the wire fixing sleeve, and the soldering opening is based on the side opening, which can make the connection of the conductive cable more firm, prevent soldering overflow, and reduce the risk of short circuit.

[0023] Further, a plurality of internal thread through holes are formed on the connecting piece fixing part, a plurality of threaded connection through holes are formed on the joint fixing plate, a plurality of connecting bolts are arranged in the threaded connection through holes, and the joint fixing plate is fixedly arranged on the connecting piece fixing part by screwing the connecting bolts through the threaded connection through holes and the internal thread through holes on the connecting piece fixing part.

[0024] The beneficial effects of the above scheme are that the joint fixing plate is fixedly arranged on the connecting piece fixing part by the connecting bolts, and the connection and fixation between the joint fixing plate and the connecting piece fixing sleeve can be realized by a simple structure.

[0025] Further, a foolproof plane is formed on the side surface of one end of the connecting piece fixing sleeve.

[0026] The beneficial effect of the above scheme is that the anti-fumble plane is arranged on the side surface of the connector fixing sleeve, which can effectively avoid operation errors during installation of the plug-in device.

[0027] Further, a plurality of sealing ring fixing grooves are arranged on the gas-liquid delivery plug-in connector, and a plug-in sealing ring is arranged in each sealing ring fixing groove.

[0028] The beneficial effect of the above scheme is that the plug-in sealing ring is arranged on the gas-liquid delivery plug-in connector through the sealing ring fixing groove, which can fully seal the gap during plug-in, improve the sealing performance of the device, and prevent leakage at the connector end when external gas-liquid is connected.

[0029] Further, a plurality of anti-skid recesses are arranged on the outer sleeve of the connector.

[0030] The beneficial effect of the above scheme is that the plurality of anti-skid recesses are arranged on the outer sleeve of the connector, which can improve the friction of the outer sleeve of the connector and facilitate daily use and operation.

[0031] Further, a hose sleeve is arranged on the cable fixing sleeve, the hose sleeve is located at an end away from the connector fixing sleeve, the cable fixing sleeve and the hose sleeve are coaxially arranged, and the diameter of the hose sleeve is smaller than the diameter of the cable fixing sleeve.

[0032] A wire tube protection hose is sleeved on the hose sleeve, and the water delivery pipe, the gas delivery pipe and the conductive cable are sequentially sleeved in the connector fixing sleeve and the cable fixing sleeve and then sleeved in the wire tube protection hose.

[0033] A hose crimping ring and a hose crimping outer sleeve are sleeved on the wire tube protection hose, an inner thread connection part is arranged on the hose crimping outer sleeve, the crimping outer sleeve is threadedly connected with the outer thread connection part on the cable fixing sleeve through the inner thread connection part, and the crimping outer sleeve crimps the wire tube protection hose on the hose sleeve through the hose crimping ring.

[0034] The beneficial effect of the above scheme is that the hose sleeve is arranged on the cable fixing sleeve to sleeve the wire tube protection hose, the wire tube protection hose is used to store the water delivery pipe, the gas delivery pipe and the conductive cable, so that the structure of the device is more compact and reasonable, and the protection hose is crimped and fixed through the hose crimping ring and the hose crimping outer sleeve, so that the anti-pulling function can be realized.

[0035] Further, the connector fixing sleeve is a POM plastic structure, and the cable fixing sleeve and the connector outer sleeve are aluminum alloy structures.

[0036] The beneficial effect of the above scheme is that the POM plastic structure is used as the connecting piece fixing sleeve, which can prevent short circuit while ensuring the structural strength of the connecting piece fixing sleeve. BRIEF DESCRIPTION OF DRAWINGS

[0037] Figure 1 is the overall schematic diagram of the gas-liquid electricity external device of the utility model.

[0038] Figure 2 is the exploded schematic diagram of the gas-liquid electricity external device of the utility model.

[0039] Figure 3 is the schematic diagram of the connecting piece fixing sleeve in the gas-liquid electricity external device of the utility model.

[0040] Figure 4 is the exploded schematic diagram of the gas-liquid electricity connecting assembly in the gas-liquid electricity external device of the utility model.

[0041] Figure 5 is the schematic diagram of the joint outer sleeve in the gas-liquid electricity external device of the utility model.

[0042] Figure 6 is the schematic diagram of the cable fixing sleeve in the gas-liquid electricity external device of the utility model.

[0043] In the drawings, the component list represented by each reference numeral is as follows:

[0044] Connecting piece fixing sleeve 1, gas-liquid electricity connecting assembly 2, cable fixing sleeve 3, joint outer sleeve 4, wire tube protection hose 5, hose crimping outer sleeve 6;

[0045] Connecting piece fixing portion 101, pipeline through hole 102, foolproof plane 103;

[0046] Gas-liquid delivery plug-in connector 201, electrical delivery plug-in connector 202, connector fixing plate 203, gas-liquid plug-in connector butt joint through hole 204, electrical plug-in connector butt joint through hole 205, gas-liquid plug-in connector clamping ring 206, electrical plug-in connector clamping ring 207, wire fixing sleeve 208, soldering opening 209, plug-in sealing ring 210;

[0047] Hose sleeve 301, hose crimping ring 302;

[0048] Anti-skid recessed portion 401. DETAILED DESCRIPTION

[0049] To make the purpose, technical scheme and advantages of the utility model more clear and definite, the utility model is further described in detail below with reference to the drawings and examples. It should be understood that the specific examples described herein are only used to explain the utility model and do not limit the utility model.

[0050] In the description of the utility model, it is understood that the orientation or position relationship indicated by the terms "center", "upper", "lower", "front", "rear", "left", "right" and the like is based on the orientation or position 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 a limitation on the utility model. In addition, the terms "first" and "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0051] In the description of the utility model, it should be noted that, unless otherwise specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrally connected; 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 between two components. When a component is referred to as "fixed to" or "provided on" another component, it can be directly on another component or there can be a middle component. When a component is considered to be "connected" to another component, it can be directly connected to another component or there can be a middle component. For those skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0052] In the industrial field or medical field, in many cases, it is necessary to transmit electrical signals or other substances between different devices, such as transmitting electrical signals from one device to another device through a conductive cable, or transmitting liquid or gas from one device to another device through a pipeline. Whether it is the transmission of electrical signals or the transmission of liquid, gas, the connecting plug is an indispensable important device.

[0053] Take the laser oral treatment instrument as an example: the laser oral treatment instrument uses high-energy laser beam to treat oral tissue, uses laser to cut, polish, sterilize and disinfect, etc. It has the advantages of fast cutting, small injury, high efficiency, etc. The oral surgery performed by the laser oral treatment instrument can be cooled in time by cooperating with the cooling liquid, so as to make the intraoperative pain lower and the postoperative recovery effect better. The laser oral treatment instrument needs to be connected with a cable and a pipeline, the cable is used to provide electrical signals to ensure the normal work of electronic elements, and the pipeline is used to provide cooling liquid and gas, which can be mixed into mist spray after cooling liquid and gas to cool the patient's oral cavity in time.

[0054] Since the transmission principles of electrical signals, liquids and gases are different, when electrical signals, liquids and gases need to be connected in the same device, how to integrate the electrical signal, liquid and gas docking function through a simple structure is a technical problem to be solved in the industry.

[0055] As Figure 1 and Figure 2 shown, in order to solve the above problems, the utility model provides a kind of gas-liquid electric external device, including connecting piece fixed sleeve 1, gas-liquid electric connection component 2, cable fixed sleeve 3 and joint outer sleeve 4.Wherein, connecting piece fixed sleeve 1 as structural support base piece, for gas-liquid electric connection component 2, cable fixed sleeve 3 and joint outer sleeve 4 etc. Assembly provides structural support;Gas-liquid electric connection component 2 is used to connect liquid, gas or electric signal outside;Cable fixed sleeve 3 is used to reel, fix and arrange water pipe, gas pipe and conductive cable;Joint outer sleeve 4 as the external shell of the device, then play certain protection, dustproof etc.

[0056] Connecting piece fixed sleeve 1 is cylindrical structure, one end of connecting piece fixed sleeve 1 is provided with outer thread connection part, and the other end of connecting piece fixed sleeve 1 is provided with connecting piece fixed part 101.Correspondingly, gas-liquid electric connection component 2 is fixedly arranged on the connecting piece fixed part 101 of connecting piece fixed sleeve 1, and gas-liquid electric connection component 2 is provided with a plurality of gas-liquid delivery plug-in connectors 201 and a plurality of electric delivery plug-in connectors 202, the gas-liquid delivery plug-in connector 201 is communicated with water pipe or gas pipe, and the electric delivery plug-in connector 202 is connected with conductive cable.The device is connected with liquid, gas and electric signal outside through gas-liquid delivery plug-in connector 201 and electric delivery plug-in connector 202.It should be noted that, in the device, the plug-in connector for liquid and gas is almost the same structure, and both are used for fluid, therefore, gas-liquid delivery plug-in connector 201 can be connected with liquid or gas according to actual needs.

[0057] Cable fixed sleeve 3 is cylindrical structure, and both ends of cable fixed sleeve 3 are respectively provided with inner thread connection part and outer thread connection part, the cable fixed sleeve 3 is fixedly connected with the outer thread connection part of connecting piece fixed sleeve 1 through the inner thread connection part thereon, the water pipe, the gas pipe and the conductive cable are sequentially arranged in the connecting piece fixed sleeve 1 and the cable fixed sleeve 3;The joint outer sleeve 4 is fixedly sleeved on the connecting piece fixed sleeve 1 and the cable fixed sleeve 3, and one end of the connecting piece fixed part 101 on the connecting piece fixed sleeve 1 and the gas-liquid electric connection component 2 are located outside the joint outer sleeve 4.During plug-in, one end of connecting piece fixed sleeve 1 is connected with gas-liquid electric connection component 2, and gas-liquid delivery plug-in connector 201 and electric delivery plug-in connector 202 are connected with external setting.

[0058] Compared with the prior art which needs to be provided with a water joint, a liquid joint and an electric joint, the technical scheme has a more simple and effective structure: after the gas-liquid-electric connection assembly 2 is provided with a plurality of gas-liquid delivery plug-in joints 201 and a plurality of electric delivery plug-in joints 202, the pipeline and the cable are collected by the cable fixing sleeve 3, and an integral structure is formed with the connecting piece fixing sleeve 1 and the joint outer sleeve 4, so as to integrate the electric signal, liquid and gas butt joint functions based on a simple structure. In short, the gas-liquid-electric external device provided by the device is a device capable of simultaneously meeting the butt joint of electric signals, liquids and gases between different devices.

[0059] As shown in Figure 3 and Figure 4 Preferably, the gas-liquid-electric connection assembly 2 comprises a joint fixing plate 203, and the plurality of gas-liquid delivery plug-in joints 201 and the plurality of electric delivery plug-in joints 202 are respectively fixed on the joint fixing plate 203; the connecting piece fixing sleeve 1 is provided with the connecting piece fixing portion 101 by being inwardly recessed, and the joint fixing plate 203 is clamped and fixed in the connecting piece fixing portion 101.

[0060] The connecting piece fixing sleeve 1 is provided with a plurality of pipeline through holes 102 in the axial direction, the pipeline through holes 102 are provided on the connecting piece fixing sleeve 1 in the axial direction, the gas-liquid delivery plug-in joints 201 and the electric delivery plug-in joints 202 are sleeved in the pipeline through holes 102, and the water delivery pipe, the gas delivery pipe and the conductive cable are passed through the connecting piece fixing sleeve 1 through the corresponding pipeline through holes 102. The pipeline through hole 102 is used to fix the gas-liquid delivery plug-in joint 201, the electric delivery plug-in joint 202 and the water delivery pipe, the gas delivery pipe and the conductive cable in it. For example, when a certain pipeline through hole 102 corresponds to an electric delivery plug-in joint 202, a part of the electric delivery plug-in joint 202 will be sleeved in the pipeline through hole 102, and a part of the conductive cable connected with the electric delivery plug-in joint 202 will also be sleeved in the pipeline through hole 102. In general, the delivery plug-in joint, the transmission pipe and the pipeline through hole 102 have a one-to-one correspondence.

[0061] The joint fixing plate 203 is used to fix the plurality of gas-liquid delivery plug-in joints 201 and the plurality of electric delivery plug-in joints 202, and is fixed on the connecting piece fixing sleeve 1 through the connecting piece fixing portion 101, thereby forming the basic plug-in structure of the gas-liquid-electric external device. The joint fixing plate 203 is arranged on the connecting piece fixing sleeve 1 through the inwardly recessed connecting piece fixing portion 101, and the gas-liquid delivery plug-in joint 201, the electric delivery plug-in joint 202 and the corresponding water delivery pipe, gas delivery pipe and conductive cable are sleeved in the pipeline through hole 102, and the two plug-in joints are connected with the outside, so as to achieve the effect of delivering the liquid, gas or electric signal from the outside into the device.

[0062] As Figure 4 shown in the figure, a plurality of gas-liquid plug butt holes 204 and a plurality of electrical plug butt holes 205 are formed on the joint fixing plate 203, the gas-liquid delivery plug 201 is inserted and fixed in the gas-liquid plug butt hole 204, and the electrical delivery plug 202 is fixed in the electrical plug butt hole 205.

[0063] The gas-liquid delivery plug 201 is formed with a gas-liquid plug clamping ring 206 in the middle along the circumference, and the electrical delivery plug 202 is formed with an electrical plug clamping ring 207 in the middle along the circumference.

[0064] In the technical solution, the gas-liquid electrical external device is actually a plug integrated with gas-liquid electrical functions. During plugging and unplugging, the gas-liquid delivery plug 201 and the electrical delivery plug 202 are repeatedly subjected to external forces. Therefore, it is one of the focuses of the technical solution to ensure that the gas-liquid delivery plug 201 and the electrical delivery plug 202 are firmly connected. To solve this problem, the gas-liquid plug butt hole 204 and the electrical plug butt hole 205 are provided on the joint fixing plate 203, and the gas-liquid plug clamping ring 206 and the electrical plug clamping ring 207 are matched. When the joint fixing plate 203 is clamped and fixed in the connecting piece fixing part 101, the two sides of the gas-liquid plug clamping ring 206 abut against the joint fixing plate 203 and the connecting piece fixing part 101 respectively, the electrical plug clamping ring 207 abuts against the joint fixing plate 203, and the end of the electrical delivery plug 202 abuts against the inside of the pipeline through hole 102 corresponding thereto. In this way, the gas-liquid delivery plug 201 and the electrical delivery plug 202 can be better fixed on the joint fixing plate 203, and the stability of the device is improved.

[0065] As Figure 4 shown in the figure, preferably, the electrical delivery plug 202 is provided with a wire fixing sleeve 208, the conductive cable is fixedly arranged in the wire fixing sleeve 208, and a soldering opening 209 is formed in the wire fixing sleeve 208.

[0066] The wire fixing sleeve 208 is arranged on the electrical delivery plug 202, the conductive cable is sleeved on the wire fixing sleeve 208, and the soldering opening 209 is based on the side opening. During assembly, the conductive cable is sleeved into the wire fixing sleeve 208, the conductive cable extends inwardly to the soldering opening 209, and then the soldering opening 209 is used for soldering operation. The soldering enters the wire fixing sleeve 208 from the soldering opening 209 and fixes the conductive cable in the wire fixing sleeve 208. Based on the above structure, on the one hand, the connection of the conductive cable is more firm, and on the other hand, the soldering overflow is prevented, thereby reducing the risk of short circuit.

[0067] In order to optimize the structure of the device, a plurality of internal threaded holes are formed on the connecting piece fixing part 101, a plurality of threaded connection holes are formed on the joint fixing plate 203, a plurality of connecting bolts are arranged in the threaded connection holes, and the joint fixing plate 203 is fixed on the connecting piece fixing part 101 by screwing the connecting bolts through the threaded connection holes and the internal threaded holes of the connecting piece fixing part 101. Based on the above structure, the joint fixing plate 203 is fixed on the connecting piece fixing part 101 by connecting bolts, and the connection between the joint fixing plate 203 and the connecting piece fixing sleeve 1 can be achieved by a simple structure.

[0068] As shown in Figure 3 Preferably, the connecting piece fixing sleeve 1 is formed with an anti-stupid plane 103 on the side of one end of the connecting piece fixing part 101. Correspondingly, the external setting part is also provided with a structure corresponding to the anti-stupid plane 103, and through the cooperation between the two, the operation error during the installation of the plug-in device can be effectively avoided.

[0069] As shown in Figure 4 Preferably, a plurality of sealing ring fixing grooves are arranged on the gas-liquid conveying plug-in joint 201, the sealing ring fixing grooves are arranged circumferentially on the gas-liquid conveying plug-in joint 201, and the plug-in sealing ring 210 is arranged in the sealing ring fixing groove.

[0070] Considering the fluid characteristics, a certain degree of leakage may occur during the connection of gas or liquid. In order to avoid this problem, the plug-in sealing ring 210 is arranged on the gas-liquid conveying plug-in joint 201 by the sealing ring fixing groove, and the gap during the plug-in can be fully sealed by the plug-in sealing ring 210, thereby improving the sealing performance of the device and preventing leakage at the joint end when connecting gas and liquid.

[0071] As shown in Figure 5 A plurality of anti-skid recesses 401 are arranged on the outer sleeve 4 of the joint. The plurality of anti-skid recesses 401 arranged on the outer sleeve 4 of the joint can improve the friction on the outer sleeve 4 of the joint, and facilitate daily use and operation.

[0072] As shown in Figure 6As shown, the cable fixing sleeve 3 is provided with a hose sleeve 301, which is located at one end away from the connector fixing sleeve 1, the cable fixing sleeve 3 and the hose sleeve 301 are coaxially arranged, and the diameter of the hose sleeve 301 is smaller than that of the cable fixing sleeve 3. The line pipe protection hose 5 is sleeved on the hose sleeve 301, and the water pipe, the gas pipe and the conductive cable are sequentially sleeved in the connector fixing sleeve 1 and the cable fixing sleeve 3 and then sleeved in the line pipe protection hose 5. The diameter of the hose sleeve 301 is smaller than that of the cable fixing sleeve 3, and this structure can be used to fold the pipeline and the cable by using the hose sleeve 301, so that the pipeline and the cable are more compact.

[0073] The line pipe protection hose 5 is sleeved with a hose crimping ring 302 and a hose crimping outer sleeve 6, the hose crimping outer sleeve 6 is provided with an internal thread connection part, the crimping outer sleeve is screwed with the external thread connection part on the cable fixing sleeve 3 through the internal thread connection part thereon, and the crimping outer sleeve crimps the line pipe protection hose 5 on the hose sleeve 301 through the hose crimping ring 302.

[0074] During installation, the line pipe protection hose 5 is sleeved outside the hose sleeve 301, and then the hose crimping ring 302 and the hose crimping outer sleeve 6 are sleeved outside the line pipe protection hose 5. The hose crimping outer sleeve 6 and the cable fixing sleeve 3 are screwed more and more tightly, and in this process, the hose crimping ring 302 continuously extrudes the line pipe protection hose 5, so as to fix the end of the line pipe protection hose 5 and prevent pulling.

[0075] Based on the above structure, the cable fixing sleeve 3 is provided with a hose sleeve 301 for sleeving the line pipe protection hose 5, the line pipe protection hose 5 is used to accommodate the water pipe, the gas pipe and the conductive cable, so that the structure of the device is more compact and reasonable; at the same time, the hose crimping ring 302 and the hose crimping outer sleeve 6 are used to crimp and fix the protection hose, so as to realize the anti-pulling function.

[0076] Preferably, the connector fixing sleeve 1 is a POM plastic structure, and the cable fixing sleeve 3 and the joint outer sleeve 4 are aluminum alloy structures. The POM plastic structure is used as the connector fixing sleeve 1, so that the structure strength of the connector fixing sleeve 1 can be ensured and short circuit can be prevented.

[0077] It should be understood that the application of the utility model is not limited to the above examples, and those skilled in the art can improve or transform according to the above description, and all these improvements and transformations shall belong to the protection scope of the claims of the utility model.

Claims

1. A gas-liquid-electric external connection device, characterized in that, include: A connector fixing sleeve, wherein the connector fixing sleeve has a cylindrical structure, one end of the connector fixing sleeve is provided with an external threaded connection part, and the other end of the connector fixing sleeve is provided with a connector fixing part; A gas-liquid-electric connection assembly is fixedly mounted on the connector fixing part of the connector fixing sleeve. The gas-liquid-electric connection assembly is provided with multiple gas-liquid delivery connectors and multiple electrical delivery connectors. The gas-liquid delivery connectors are connected to a water pipe or a gas pipe, and the electrical delivery connectors are connected to a conductive cable. A cable fixing sleeve is a cylindrical structure. The two ends of the cable fixing sleeve are respectively provided with an internal thread connection part and an external thread connection part. The cable fixing sleeve is fixedly connected to the external thread connection part of the connector fixing sleeve through the internal thread connection part. The water pipe, the gas pipe and the conductive cable are sequentially passed through the connector fixing sleeve and the cable fixing sleeve. The connector outer sleeve is fixedly sleeved outside the connector fixing sleeve and the cable fixing sleeve. One end of the connector fixing sleeve, which is provided with the connector fixing part, and the gas-liquid-electric connection assembly are located outside the connector outer sleeve.

2. The gas-liquid-electric external connection device according to claim 1, characterized in that, The gas-liquid-electric connection assembly includes a connector fixing plate, and a plurality of gas-liquid delivery connectors and a plurality of electrical delivery connectors are respectively passed through and fixed to the connector fixing plate; The connector fixing sleeve is recessed inward to form the connector fixing part, and the joint fixing plate is snapped and fixed in the connector fixing part; The connector fixing sleeve has multiple pipeline through holes arranged axially. The pipeline through holes are arranged axially through the connector fixing sleeve. The gas-liquid delivery connector and the electrical delivery connector are sleeved in the pipeline through holes. The water delivery pipe, the gas delivery pipe and the conductive cable pass through the corresponding pipeline through holes in the connector fixing sleeve.

3. The gas-liquid-electric external connection device according to claim 2, characterized in that, The connector fixing plate has multiple gas-liquid plug docking holes and multiple electrical plug docking holes. The gas-liquid delivery connector is inserted and fixed in the gas-liquid plug docking holes, and the electrical delivery connector is fixed in the electrical plug docking holes. The gas-liquid delivery connector has a gas-liquid plug locking ring protruding circumferentially in the middle, and the electrical delivery connector has an electrical plug locking ring protruding circumferentially in the middle. When the connector fixing plate is snapped into the connector fixing part, the two sides of the gas-liquid plug snap ring abut against the connector fixing plate and the connector fixing part respectively, the electrical plug snap ring abuts against the connector fixing plate, and the end of the electrical transmission plug abuts against the corresponding pipeline through hole.

4. The gas-liquid-electric external connection device according to claim 3, characterized in that, The electrical transmission connector is provided with a wire fixing sleeve, and the conductive cable is fixedly installed inside the wire fixing sleeve. The wire fixing sleeve has a solder port.

5. The gas-liquid-electric external connection device according to claim 2, characterized in that, The connector fixing part has multiple internal threaded through holes, and the joint fixing plate has multiple threaded connection through holes. Multiple connecting bolts are installed in the threaded connection through holes. The joint fixing plate is fixedly installed on the connector fixing part by connecting bolts passing through the threaded connection through holes and being threadedly connected to the internal threaded through holes on the connector fixing part.

6. The gas-liquid-electric external connection device according to claim 1, characterized in that, The connector fixing sleeve has a foolproof flat surface formed on the side of the end where the connector fixing part is provided.

7. The gas-liquid-electric external connection device according to claim 1, characterized in that, The gas-liquid delivery connector is provided with a plurality of sealing ring fixing grooves, which are arranged circumferentially on the gas-liquid delivery connector, and a plug-in sealing ring is provided in the sealing ring fixing groove.

8. The gas-liquid-electric external connection device according to claim 1, characterized in that, The outer sleeve of the connector is provided with multiple anti-slip recesses.

9. A gas-liquid-electric external connection device according to any one of claims 1-8, characterized in that, The cable fixing sleeve is provided with a flexible sleeve, which is located at the end away from the connector fixing sleeve. The cable fixing sleeve and the flexible sleeve are coaxially arranged, and the diameter of the flexible sleeve is smaller than the diameter of the cable fixing sleeve. The hose sleeve is fitted with a cable conduit protection hose. The water pipe, the gas pipe and the conductive cable are sequentially passed through the connector fixing sleeve and the cable fixing sleeve and then fitted into the cable conduit protection hose. The outer sleeve of the cable conduit protection hose is provided with a hose crimping ring and a hose crimping outer sleeve. The hose crimping outer sleeve is provided with an internal thread connection part. The internal thread connection part of the crimping outer sleeve is threadedly engaged with the external thread connection part of the cable fixing sleeve. The crimping outer sleeve crimps the cable conduit protection hose onto the hose sleeve through the hose crimping ring.

10. A gas-liquid-electric external connection device according to any one of claims 1-8, characterized in that, The connector fixing sleeve is made of POM plastic, while the cable fixing sleeve and the connector outer sleeve are made of aluminum alloy.

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