Waterproof connection assembly for electric power access of sensor

Abstract

The utility model discloses a sensor electric power access waterproof connection assembly, and relates to the connector technology field, the sensor electric power access waterproof connection assembly comprises two fixing columns which are coaxially and symmetrically arranged and have the same structure, the sides, far away from each other, of the two fixing columns are provided with clamping mechanisms, one side, far away from the clamping mechanism, of one fixing column is provided with a male joint, and the other side of the fixing column is provided with a female joint. A female connector is arranged on the side, close to the male connector, of the other fixing column, and the male connector and the female connector correspond to each other and are matched with each other. According to the utility model, through the clamping mechanism, the cable can be preliminarily clamped, the cable connector can adapt to connection of various cables with different sizes, and compared with some existing connecting pieces, the cable connector has a wider application range; the inclined surface of the inner arc wall of the first channel on the female joint gradually applies pressure to the clamping plate, so that the clamping plate generates a certain degree of deformation and is folded inwards, the cable is further fixed, and the possibility that the cable is loosened or even falls off due to external force is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to connector technical field, concretely is a sensor power access waterproof connection assembly. BACKGROUND

[0002] In the industrial automation production line, the sensor is usually used for monitoring the running state of equipment, the position and movement of workpiece etc., since the production line is often long and complex, the distance between the sensor and the control system can be far, so it is necessary to use a long cable, when the cable length exceeds a certain limit, in order to ensure the stable transmission of signal, it can be necessary to use a connecting piece to connect two cables.

[0003] Regardless of the application in what kind of scene, the sealing and waterproof of the connection are the most important, the traditional connection mode adopts simple cable joint and cooperates waterproof tape or sealant to carry out waterproof treatment, but this method has many deficiencies, for example, waterproof tape and sealant are susceptible to external environment and accelerate aging, leading to the decline of waterproof performance, and the cable joint under the traditional mode is susceptible to external force or environmental change, and loose, affecting the stability of connection.

[0004] Therefore, at present, some connecting pieces are used for connection, but most connecting pieces cannot be suitable for cables of different size specifications at the same time, and different connecting pieces need to be replaced for cables of different size specifications, which is relatively inconvenient.

[0005] Therefore, the present application is proposed. UTILITY MODEL CONTENTS

[0006] The utility model aims at providing a sensor power access waterproof connection assembly to solve the problems in the above background.

[0007] In order to solve the above technical problem, the utility model provides a sensor power access waterproof connection assembly, which comprises two coaxially symmetrical fixed columns with the same structure, the two fixed columns are provided with clamping mechanisms on the sides away from each other, one of the fixed columns is provided with a male joint on the side away from the clamping mechanism on it, the other fixed column is provided with a female joint on the side close to the male joint, the male joint and the female joint correspond to each other and are adapted, and the fixed column is provided with a channel one along the axial direction.

[0008] Further, the clamping mechanism on the side of the two fixing columns away from each other comprises a rotating disc rotatably connected to the side wall of the fixing column, a sealing plate rotatably connected to the side of the rotating disc away from the fixing column, a plurality of fixing rods rotatably connected to the inner arc wall of the rotating disc in a ring array, the length direction of the fixing rods being perpendicular to the axial direction of the channel, the end of the fixing rod away from the inner side wall of the rotating disc being rotatably connected to a limiting plate, the limiting plate being crescent-shaped, the end of the fixing rod away from the inner side wall of the rotating disc being rotatably connected to the middle of the side wall of the limiting plate away from the fixing column, one end of the limiting plate being rotatably connected to the side wall of the fixing column close to the rotating disc, and the limiting plate and the side wall of the fixing column close to the rotating disc abutting each other.

[0009] Further, the sealing plate is provided with a channel two penetrating through the center of the side wall close to the rotating disc in the axial direction, the channel two is coaxial with the channel one and penetrates through each other, the cross-sectional radius of the channel one is consistent with that of the channel two, when the plurality of limiting plates gather towards the axial direction of the channel one and abut each other, the plurality of limiting plates can completely block the channel one, and a sealing pad is arranged on the side wall of the limiting plate close to the channel one.

[0010] Further, a fixing ring is fixedly connected to the outer arc wall of the rotating disc, the axial direction of the fixing ring is parallel to the axial direction of the channel one, a limiting rod is inserted into the fixing ring, and a limiting disc is fixedly connected to the side of the outer arc wall of the fixing column close to the rotating disc, a plurality of channels three penetrating through the side wall of the limiting disc close to the rotating disc in the axial direction are arranged in a ring array, and the end of the limiting rod away from the fixing ring is inserted into the channel three.

[0011] Further, the male joint mounted on one of the fixing columns comprises a fixing sleeve fixedly connected to the side wall of the fixing column away from the rotating disc, the fixing sleeve is hollow in the axial direction, and the cross-sectional radius of the inner arc wall of the fixing sleeve is greater than that of the channel one, and the outer arc wall of the fixing sleeve is provided with threads close to the fixing column.

[0012] Further, a plurality of clamping plates are arranged in a ring array on the side wall of the fixing sleeve away from the fixing column, the cross-sectional thickness of the clamping plate is consistent with that of the fixing sleeve, the length direction of the clamping plate is parallel to the axial direction of the channel one, and there is a gap between adjacent two clamping plates.

[0013] Further, the female joint mounted on the other fixing column comprises a fixing nut rotatably connected to the side wall of the fixing column away from the rotating disc, and the inner arc wall of the fixing nut is provided with a thread groove matched with the threads on the outer arc wall of the fixing sleeve.

[0014] Further, the cross-sectional radius of the end of the channel one in the other fixing column mounted with the female joint close to the fixing nut is greater than that of the end of the channel one away from the fixing nut, and the clamping plate is matched with the end of the channel one in the other fixing column mounted with the female joint close to the fixing nut.

[0015] Compared with the prior art, the utility model has the advantages of:

[0016] 1、 through clamping mechanism, can carry out preliminary clamping to cable, simultaneously can adapt to many different size cable connection, compared with some existing connecting piece applicable scope is larger, the clamping plate on the male joint gradually exerts pressure on the inclined surface of the inner arc wall of the passage one when the fixed nut and the fixed sleeve are intermeshed, the clamping plate produces certain degree of deformation and gathers inward, further fixes the cable, reduces the possibility of cable loosening or even falling off due to external force.

[0017] 2、 this device is convenient to disassemble and assemble, and is convenient to overhaul or replace sealing element, simultaneously can adapt to many different size cable connection, practicality is better, in addition clamping mechanism is connected with other components through multilayer sealing ring, not only guarantees the sealing property, and because the existence of double -layer sealing ring, even if the outer layer is aging, the sealing ring of inner layer still can guarantee sealing, and the service life is long. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a kind of sensor power access waterproof connection assembly overall structure schematic diagram;

[0019] Figure 2 It is a kind of sensor power access waterproof connection assembly, and the structure explosion map of male joint;

[0020] Figure 3 It is a kind of sensor power access waterproof connection assembly, and the structure explosion map of female joint;

[0021] Figure 4 It is a kind of sensor power access waterproof connection assembly, and the structure schematic diagram of clamping mechanism.

[0022] In the drawing:

[0023] 10, fixed column;11, turntable;12, sealing plate;13, limiting rod;

[0024] 15, fixed nut;

[0025] 20, limiting plate;21, fixed rod;

[0026] 30, fixed sleeve;31, clamping plate. DETAILED DESCRIPTION

[0027] Clearly, the described embodiments are merely a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0028] Please refer to Figures 1-4 The utility model provides a kind of sensor power access waterproof connection assembly: including two coaxial symmetry and same structure fixed column 10, two the fixed column 10 mutually far side is equipped with clamping mechanism, wherein one fixed column 10 far from the clamping mechanism on its side is equipped with male joint, another fixed column 10 is equipped with female joint close to male joint side, male joint and female joint correspond and adapt to each other, fixed column 10 is along its axial direction and is equipped with passageway one.

[0029] It should be noted that: two fixed column 10 mutually symmetrical and coaxial arrangement, clamping mechanism is used to clamp cable, male joint and female joint are used to connect the end of two cables, i.e. the device is installed on the end of two cables is connected by male joint and female joint.

[0030] Please refer to Figures 1-4 The utility model provides a kind of technical scheme: the clamping mechanism on the side of two the fixed column 10 mutually far includes rotary connection on the side wall of fixed column 10 rotary disc 11, rotary disc 11 far from the side of fixed column 10 rotary connection has sealing plate 12, rotary disc 11 inner arc wall is rotary connection with several fixed rods 21 that are in annular array distribution, the length direction of fixed rod 21 is perpendicular to passageway one axial arrangement, one end of fixed rod 21 far from rotary disc 11 inner side wall is rotary connection with limit plate 20, limit plate 20 is crescent, one end of fixed rod 21 far from rotary disc 11 inner side wall is rotary connection on the middle part of the side wall of limit plate 20 far from fixed column 10, limit plate 20 one end is rotary connection on the side wall of fixed column 10 close to rotary disc 11, limit plate 20 and the side wall of fixed column 10 close to rotary disc 11 mutually abut.

[0031] It should be noted that: the longitudinal section of sealing plate 12 is "door" character, two sealing rings one are provided on the side wall of sealing plate 12 close to rotary disc 11, two sealing rings one are concentrically arranged, rotary disc 11 side wall close to sealing plate 12 is inserted in two sealing rings one, two sealing rings two are provided on the side wall of fixed column 10 close to rotary disc 11, two sealing rings two are concentrically arranged, rotary disc 11 side wall close to fixed column 10 is inserted in two sealing rings two, so that the abutment of rotary disc 11 and sealing ring forms good sealing.

[0032] Please refer toFigures 1-4 The utility model provides a technical scheme: the sealing plate 12 is close to the side wall center place of rotating disc 11 is equipped with the channel two along the axial penetration, the channel two is coaxial with channel one and is mutually penetrated, the section radius of channel one and channel two is identical, when a plurality of limit board 20 gather to the axial direction of channel one and mutually abut after, a plurality of limit board 20 can completely block channel one, and the side wall of limit board 20 close to channel one is paved with sealing pad.

[0033] Need to explain: clamping mechanism is used for aiming at a variety of different sizes cable, and simultaneously avoids the cable drop due to external force, and the size of channel one is the maximum size cable that can be borne.

[0034] Please refer to Figures 1-4 The utility model provides a technical scheme: the fixed ring is fixedly connected on the outer arc wall of rotating disc 11, and the axial direction of the fixed ring is parallel with the axial direction of channel one, and the fixed ring is inserted with the limiting rod 13, and the fixed column 10 is fixedly connected with the limiting disc 14 on the side wall close to the rotating disc 11, and the side wall close to the rotating disc 11 of the limiting disc 14 is provided with a plurality of channel three in the axial direction and arranged in annular array, and the end of the limiting rod 13 away from the fixed ring is inserted into the channel three.

[0035] Need to explain: the limiting rod 13 drives the rotating disc 11 to rotate, and then drives the opening and closing of clamping mechanism, and the channel three on the limiting disc 14 can conveniently adjust the opening and closing degree of clamping mechanism, and in addition, if the device is used in some occasions needing to be suspended, the outer arc wall top of the both ends of the limiting rod 13 located at the limiting disc 14 and the fixed ring is provided with the vertical channel four, then the limiting ring is sleeved in the channel four, to prevent the limiting rod 13 from falling off.

[0036] Please refer to Figures 1-4 The utility model provides a technical scheme: the male joint installed on one of the fixed column 10 includes the fixed sleeve 30 fixedly connected on the side wall of the fixed column 10 away from the rotating disc 11, the fixed sleeve 30 is hollow structure along its axial direction, and the inner arc wall section radius of the fixed sleeve 30 is greater than the inner arc wall section radius of channel one, and the outer arc wall of the fixed sleeve 30 is provided with a thread close to the fixed column 10.

[0037] Need to explain: the fixed sleeve 30 is the connecting part in the male joint, and the hollow structure is the reserved space for the cable.

[0038] Please refer to Figures 1-4The utility model provides a technical scheme: the fixed sleeve 30 is equipped with a plurality of ring array distribution's clamping plate 31 on the side wall far from fixed column 10, the cross section thickness of clamping plate 31 is consistent with the cross section thickness of fixed sleeve 30, the length direction of clamping plate 31 is mutually parallel with the axial direction of channel one, and there is a gap between the adjacent two clamping plates 31.

[0039] It should be noted that: the clamping plate 31 here can be an integral part with the fixed sleeve 30, the clamping plate 31 itself has good toughness, and the side of the side wall of the plurality of clamping plates 31 far from the fixed sleeve 30 is paved with a material for increasing friction on one side, to enhance the clamping effect on the cable.

[0040] Please refer to Figures 1-4 The utility model provides a technical scheme: the female joint installed on another fixed column 10 includes fixed nut 15 rotatably connected to the side wall of fixed column 10 far from rotating disc 11, and a threaded groove is formed on the inner arc wall of fixed nut 15 and matched with the thread on the outer arc wall of fixed sleeve 30.

[0041] It should be noted that: the fixed nut 15 is convenient for the connection of the two joints, and also convenient for disassembly in the later period, since the thread has a self-locking effect, in a possible embodiment, the thread and the threaded groove can be wrapped with adhesive tape, to prevent rusting caused by long-term use, and also to prevent leakage at the place.

[0042] Please refer to Figures 1-4 The utility model provides a technical scheme: the cross section radius of the one end of channel one in another fixed column 10 installed with the female joint and close to fixed nut 15 is greater than the cross section radius of the one end of channel one far from fixed nut 15, and the clamping plate 31 is matched with the one end of channel one in another fixed column 10 installed with the female joint and close to fixed nut 15.

[0043] It should be noted that: the cross section radius of the opening of the side of channel one in the fixed column 10 installed with the female joint and close to fixed sleeve 30 is larger, that is, the inner arc wall of the side of channel one is a circular truncated cone, and the longitudinal section of channel one is a trapezoid, initially, the clamping plate 31 is inserted into the larger side of channel one, along with the gradual meshing of the thread on the outer side wall of fixed nut 15 and fixed sleeve 30, the clamping plate 31 is forced to deform and contract inward under the action of channel one, to clamp the internal cable again.

[0044] Working principle:

[0045] First, the two ends of the cable through the passage one, and ensure that two cables through the side away from the end of the clamping mechanism, then the cable is connected, and then the clamping plate 31 is inserted into the passage one side of the female connector, the fixed nut 15 and fixed sleeve 30 are installed, then according to the demand adjustment limiting rod 13 and change the clamping mechanism force, to adapt to different size cable fixed.

Claims

1. A sensor power access waterproof connection assembly comprising two coaxially symmetrically arranged and structurally identical fixing columns (10), characterized in that: Two said fixed column (10) away from each other one side is equipped with clamping mechanism, one of said fixed column (10) away from the clamping mechanism on one side is equipped with male joint, the other said fixed column (10) close to the male joint on one side is equipped with female joint, male joint and female joint corresponding and adapt, fixed column (10) along its axial direction through the opening is equipped with channel one; Two said fixed column (10) away from each other on one side of the clamping mechanism includes rotatingly connected to the fixed column (10) side wall on the turntable (11), the turntable (11) away from the fixed column (10) one side rotatingly connected with sealing plate (12), the inner arc wall of the turntable (11) rotatingly connected with a plurality of fixed rod (21) arranged in annular array, the length direction of the fixed rod (21) is perpendicular to the axial direction of the channel one. The end of the fixed rod (21) away from the inner side wall of the turntable (11) is rotatingly connected with the limiting plate (20), the limiting plate (20) is crescent, the end of the fixed rod (21) away from the inner side wall of the turntable (11) is rotatingly connected with the middle of the side wall of the limiting plate (20) away from the fixed column (10), one end of the limiting plate (20) is rotatingly connected with the side wall of the fixed column (10) close to the turntable (11), the limiting plate (20) and the side wall of the fixed column (10) close to the turntable (11) abut each other.

2. A sensor power access waterproof connection assembly as defined in claim 1, wherein: The side wall center of the sealing plate (12) close to the turntable (11) is provided with a channel two penetrating along the axial direction, the channel two is coaxially arranged with the channel one and penetrates each other, the cross section radius of the channel one and the channel two is consistent, when a plurality of said limiting plate (20) is gathered towards the axial direction of the channel one and abuts each other, a plurality of said limiting plate (20) can completely block the channel one, the side wall of the limiting plate (20) close to the channel one is paved with a sealing pad.

3. A sensor power access waterproof connection assembly as defined in claim 1, wherein: The outer arc wall of the turntable (11) is fixedly connected with a fixed ring, the axial direction of the fixed ring is parallel to the axial direction of the channel one, the fixed ring is inserted with a limiting rod (13), the outer arc wall of the fixed column (10) close to the turntable (11) is fixedly connected with a limiting disc (14), the side wall of the limiting disc (14) close to the turntable (11) is provided with a plurality of channel three arranged in annular array along the axial direction, the end of the limiting rod (13) away from the fixed ring is inserted into the channel three.

4. A sensor power access waterproof connection assembly as defined in claim 1, wherein: The male joint installed on one of said fixed column (10) includes a fixed sleeve (30) fixedly connected to the side wall of the fixed column (10) away from the turntable (11), the axial direction of the fixed sleeve (30) is hollow structure and the inner arc wall cross section radius of the fixed sleeve (30) is greater than the inner arc wall cross section radius of the channel one, the outer arc wall of the fixed sleeve (30) close to the fixed column (10) is provided with a thread.

5. A sensor power access waterproof connection assembly as defined in claim 4, wherein: The side wall of the fixed sleeve (30) away from the fixed column (10) is provided with a plurality of clamping plates (31) arranged in annular array, the cross section thickness of the clamping plate (31) is consistent with the cross section thickness of the fixed sleeve (30), the length direction of the clamping plate (31) is parallel to the axial direction of the channel one, there is a gap between adjacent two clamping plates (31).

6. A sensor power access waterproof connection assembly as defined in claim 1, wherein: The female joint installed on the other fixed column (10) comprises a fixed nut (15) rotatably connected to a side wall of the fixed column (10) away from the rotary disc (11), and a threaded groove is formed in an inner arc wall of the fixed nut (15) and is matched with a thread on an outer arc wall of the fixed sleeve (30).

7. A sensor power access waterproof connection assembly as defined in claim 6, wherein: The cross section radius of the channel in the other fixed column (10) with the female joint near one end of the fixed nut (15) is greater than that of the channel in the other fixed column (10) with the female joint far from the fixed nut (15), and the clamping plate (31) is matched with the channel in the other fixed column (10) with the female joint near one end of the fixed nut (15).

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