Waterproof cable for industrial sensor

Abstract

The utility model discloses a waterproof cable for an industrial sensor, and relates to the technical field of cable waterproofing, the waterproof cable comprises two cables, one ends of the two cables close to each other are respectively and fixedly sleeved with a first connector and a second connector, a first connecting sleeve is fixedly connected between the first connector and the cable, and a second connecting sleeve is fixedly connected between the second connector and the cable. A second connecting sleeve is fixedly connected between the second connector and the cables, the outer side of the first connector and the outer side of the second connector are jointly sleeved with a threaded lantern ring in a threaded mode, and the two cables are electrically connected through the first connector and the second connector. The waterproof cable for the industrial sensor can be waterproof in a limited manner and is convenient to mount and dismount.

Description

Technical Field

[0001] The utility model relates to the technical field of waterproof cables, in particular to a waterproof cable used for industrial sensors. Background Art

[0002] In order to facilitate the fixing and installation of cables on circuit modules or sensors, cable connectors are often provided on the circuit modules or sensors. However, most of the current cable connectors are extrusion fixed structures with poor waterproof properties. Moreover, after the cable is installed, it is very easy to break at the installation site during long-term use due to the swing of the cable. Therefore, we propose a waterproof cable for industrial sensors. Utility Model Content

[0003] In view of the deficiencies in the prior art, the utility model provides a waterproof cable for an industrial sensor, which solves the problem of cable waterproofness.

[0004] To achieve the above objectives, the utility model is implemented through the following technical solutions: a waterproof cable for industrial sensors, including two cables, the two cables are respectively fixedly sleeved with a first connector and a second connector at one end close to each other, a first connecting sleeve is fixedly connected between the first connecting head and the cable, a second connecting sleeve is fixedly connected between the second connecting head and the cable, a threaded ring is commonly threadedly sleeved on the outer sides of the first connecting head and the second connecting head, and the two cables are electrically connected through the first connecting head and the second connecting head.

[0005] Preferably, the first connector includes a first connector shell, the first connecting sleeve is fixedly sleeved on the outer side wall of the first connector shell, the first connecting sleeve is fixedly sleeved on the outside of the cable, the first connector shell is hollow, and a conductive plug and a sealing plug are fixedly connected inside, and the sealing plug is surrounded by the outside of the conductive plug.

[0006] Preferably, the second connector includes a second connector shell, a second connecting sleeve fixedly sleeved on the outer side wall of the second connector shell, the second connecting sleeve fixedly sleeved on the outside of the cable, the second connecting sleeve is hollow, and a conductive sleeve and a sealing sleeve are fixedly connected inside, the sealing sleeve is wrapped around the outside of the conductive sleeve, the conductive plug is slidably inserted in the conductive sleeve, a sealed cavity is formed between the sealing sleeve and the second connector shell, a sealing gasket is provided in the sealed cavity, and the sealing plug is slidably inserted in the sealed cavity.

[0007] Preferably, the first connector shell and the second connector shell are provided with connecting threads on the side walls close to one end, and the threaded collar is threadedly connected to the first connector shell and the second connector shell respectively.

[0008] Preferably, the first connecting sleeve and the second connecting sleeve are both made of rubber, and the first connecting sleeve, the second connecting sleeve and the cable are sealed and fitted.

[0009] Preferably, the cable comprises a plurality of conductive wires, which are respectively fixedly connected to the conductive plug and the conductive sleeve, an inner insulating layer is fixedly sleeved on the outer side of the conductive wire, an outer insulating layer is fixedly sleeved on the outer side of the inner insulating layer, and a waterproof layer is fixedly sleeved on the outer side of the outer insulating layer.

[0010] Beneficial Effects

[0011] The utility model provides a waterproof cable for industrial sensors. Compared with the prior art, it has the following beneficial effects:

[0012] 1. The waterproof cable for industrial sensors is provided with a first connecting sleeve, a second connecting sleeve, a first connector and a second connector. The first connector, the second connector and the cable are fixed by the first connecting sleeve and the second connecting sleeve respectively, so that the connector and the cable end are connected as a whole to prevent water from penetrating from the connection between the connector and the cable. When the first connector and the second connector are connected, the conductive plug inside them is slidably inserted in the conductive sleeve to make the two cables conductive, and the sealing sleeve, the sealing gasket and the sealing plug can play a good sealing role to prevent water from penetrating from the connection between the two connectors.

[0013] 2. The waterproof cable for industrial sensors is provided with a threaded collar, and the two cables are connected and fixed by a first connector and a second connector, and the first connector and the second connector are fixed by a threaded sleeve, and this structure is convenient for installation and disassembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0015] Figure 2 This is a disassembly diagram of the first connector and the second connector of the utility model;

[0016] Figure 3 This is a schematic diagram of the structure of the first connector of the utility model;

[0017] Figure 4 This is a schematic diagram of the structure of the second connector of the utility model;

[0018] Figure 5 This is a schematic diagram of the cable structure of the utility model.

[0019] In the figure: 1. cable; 11. waterproof layer; 12. outer insulating layer; 13. inner insulating layer; 14. conductive wire; 2. first connecting sleeve; 3. first connector; 31. first connector shell; 32. sealing plug; 33. conductive plug; 4. threaded ring; 5. second connector; 51. second connector shell; 52. sealing sleeve; 53. sealing cavity; 54. conductive sleeve; 55. sealing gasket; 6. second connecting sleeve. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-5 The utility model provides a technical solution: a waterproof cable for industrial sensors, including two cables 1, the two cables 1 are respectively fixedly sleeved with a first connector 3 and a second connector 5 at one end close to each other, a first connecting sleeve 2 is fixedly connected between the first connecting head 3 and the cable 1, a second connecting sleeve 6 is fixedly connected between the second connecting head 5 and the cable 1, a threaded ring 4 is threadedly sleeved on the outer sides of the first connecting head 3 and the second connecting head 5, and the two cables 1 are electrically connected through the first connecting head 3 and the second connecting head 5.

[0022] The first connector 3 includes a first connector shell 31, the first connecting sleeve 2 is fixedly sleeved on the outer wall of the first connector shell 31, the first connecting sleeve 2 is fixedly sleeved on the outside of the cable 1, the first connector shell 31 is hollow, and a conductive plug 33 and a sealing plug 32 are fixedly connected inside, the sealing plug 32 surrounds the outside of the conductive plug 33, the first connector 3, the second connector 5 and the cable 1 are fixed by the first connecting sleeve 2 and the second connecting sleeve 6 respectively, so that the connector and the end of the cable 1 are connected as a whole to prevent water from seeping into the connection between the connector and the cable 1.

[0023] The second connector 5 includes a second connector housing 51, a second connecting sleeve 6 fixedly sleeved on the outer side wall of the second connector housing 51, and the second connecting sleeve 6 fixedly sleeved on the outer side of the cable 1. The second connecting sleeve 6 is hollow and fixedly connected with a conductive sleeve 54 and a sealing sleeve 52 inside. The sealing sleeve 52 is wrapped around the outer side of the conductive sleeve 54, and the conductive plug 33 is slidably inserted in the conductive sleeve 54. A sealed cavity 53 is formed between the sealing sleeve 52 and the second connector housing 51, and a sealing gasket 55 is provided in the sealing cavity 53. The sealing plug 32 is slidably inserted in the sealing cavity 53. The first connector housing 31 and the second connector housing 51 are connected to each other. The connector housings 51 are provided with connecting threads on the side walls close to one end, and the threaded collar 4 is threadedly connected to the first connector housing 31 and the second connector housing 51 respectively. The first connecting sleeve 2 and the second connecting sleeve 6 are both made of rubber, and the first connecting sleeve 2, the second connecting sleeve 6 and the cable 1 are sealed and fitted. When the first connector 3 and the second connector 5 are connected, the conductive plug 33 inside them is slidably inserted into the conductive sleeve 54, so that the two cables 1 are conductive, and the sealing sleeve 52, the sealing gasket 55 and the sealing plug 32 can provide good sealing to prevent water from seeping in from the connection between the two connectors.

[0024] The cable 1 includes a plurality of conductive wires 14, which are fixedly connected to the conductive plug 33 and the conductive sleeve 54 respectively. An inner insulating layer 13 is fixedly sleeved on the outer side of the conductive wire 14, an outer insulating layer 12 is fixedly sleeved on the outer side of the inner insulating layer 13, and a waterproof layer 11 is fixedly sleeved on the outer side of the outer insulating layer 12. This structure enables the cable 1 itself to have excellent insulation and waterproof properties.

[0025] During operation, the two cables 1 are connected and fixed by the first connector 3 and the second connector 5, and the first connector 3 and the second connector 5 are fixed by the threaded ring 4. This structure is convenient for installation and disassembly. The first connector 3, the second connector 5 and the cable 1 are fixed by the first connecting sleeve 2 and the second connecting sleeve 6 respectively, so that the connector and the end of the cable 1 are connected as a whole to prevent water from seeping into the connection between the connector and the cable 1. When the first connector 3 and the second connector 5 are connected, the conductive plug 33 inside them is slidably inserted in the conductive sleeve 54, so that the two cables 1 are conductive, and the sealing sleeve 52, the sealing gasket 55 and the sealing plug 32 can play a good sealing role to prevent water from seeping into the connection between the two connectors.

[0026] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

Claims

1. A waterproof cable for industrial sensors, comprising two cables (1), characterized in that: The two cables (1) are respectively fixedly sleeved with a first connector (3) and a second connector (5) at one end close to each other, a first connecting sleeve (2) is fixedly connected between the first connecting head (3) and the cable (1), a second connecting sleeve (6) is fixedly connected between the second connecting head (5) and the cable (1), a threaded ring (4) is commonly threadedly sleeved on the outer sides of the first connecting head (3) and the second connecting head (5), and the two cables (1) are electrically connected via the first connecting head (3) and the second connecting head (5).

2. A waterproof cable for industrial sensors according to claim 1, characterized in that: The first connector (3) comprises a first connector shell (31), the first connector sleeve (2) is fixedly sleeved on the outer wall of the first connector shell (31), the first connector sleeve (2) is fixedly sleeved on the outer side of the cable (1), the first connector shell (31) is hollow, and a conductive plug (33) and a sealing plug (32) are fixedly connected inside, and the sealing plug (32) surrounds the outer side of the conductive plug (33).

3. A waterproof cable for industrial sensors according to claim 2, characterized in that: The second connector (5) comprises a second connector shell (51), a second connector sleeve (6) fixedly sleeved on the outer wall of the second connector shell (51), the second connector sleeve (6) fixedly sleeved on the outer side of the cable (1), the second connector sleeve (6) being hollow, and having a conductive sleeve (54) and a sealing sleeve (52) fixedly connected thereto, the sealing sleeve (52) being wrapped around the outer side of the conductive sleeve (54), the conductive plug (33) being slidably inserted into the conductive sleeve (54), a sealing cavity (53) being formed between the sealing sleeve (52) and the second connector shell (51), a sealing gasket (55) being provided inside the sealing cavity (53), and the sealing plug (32) being slidably inserted into the sealing cavity (53).

4. A waterproof cable for industrial sensors according to claim 3, characterized in that: The first connector housing (31) and the second connector housing (51) are provided with connecting threads on the side walls close to one end of each other, and the threaded collar (4) is threadedly connected to the first connector housing (31) and the second connector housing (51) respectively.

5. A waterproof cable for industrial sensors according to claim 4, characterized in that: The first connecting sleeve (2) and the second connecting sleeve (6) are both made of rubber, and the first connecting sleeve (2), the second connecting sleeve (6) and the cable (1) are sealed and fitted.

6. A waterproof cable for industrial sensors according to claim 1, characterized in that: The cable (1) comprises a plurality of conductive wires (14), the conductive wires (14) being fixedly connected to the conductive plug (33) and the conductive sleeve (54) respectively; an inner insulating layer (13) is fixedly sleeved on the outer side of the conductive wires (14); an outer insulating layer (12) is fixedly sleeved on the outer side of the inner insulating layer (13); and a waterproof layer (11) is fixedly sleeved on the outer side of the outer insulating layer (12).

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