CN220492621U - Explosion-proof cable fixing device - Google Patents
Explosion-proof cable fixing device Download PDFInfo
- Publication number
- CN220492621U CN220492621U CN202321873276.1U CN202321873276U CN220492621U CN 220492621 U CN220492621 U CN 220492621U CN 202321873276 U CN202321873276 U CN 202321873276U CN 220492621 U CN220492621 U CN 220492621U
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- CN
- China
- Prior art keywords
- cable
- sleeve
- explosion
- fixing device
- sleeved
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000000034 method Methods 0.000 claims abstract description 5
- 238000007789 sealing Methods 0.000 claims description 21
- 230000001681 protective effect Effects 0.000 description 12
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
Landscapes
- Cable Accessories (AREA)
Abstract
The utility model relates to an explosion-proof cable fixing device, which is arranged at the head part of a cable and comprises: the fixing nut is sleeved on the cable from the head part of the cable, and a clamping part extending towards the surface of the cable is arranged at one end of the fixing nut away from the head part of the cable; an elastic tightening member sleeved on the cable from a head portion of the cable and attached to an inner surface of a clamping portion of the fixing nut; a sleeve sleeved on the cable from the head of the cable and attached to the end of the elastic tightening member, wherein a thread section is formed at one end of the sleeve, which is close to the elastic tightening member, and the thread section is in threaded connection with the fixing nut, and the sleeve and the clamping part squeeze the elastic tightening member in the threaded connection process; the connecting pipe is sleeved at the head of the cable and connected with the sleeve, and one end of the connecting pipe, which is far away from the sleeve, is provided with a connecting thread section.
Description
Technical Field
The utility model relates to the technical field of electrical equipment, in particular to an explosion-proof cable fixing device.
Background
Cable fixing heads are commonly used to seal around cables or conduits that run through openings in walls or partitions. For example, the cable retention head assembly may be used to seal around cables entering a housing (e.g., junction box) containing electrical equipment to prevent fluids from entering the housing or from being explosive from exiting the housing.
In the prior art, in order to ensure that a cable can smoothly pass through a cable fixing head, the inner diameter of the cable fixing head is usually slightly larger than the outer diameter of the cable, so that the fixing force of the cable fixing head to the cable after installation is poor.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provides an explosion-proof cable fixing device for preventing cables from being pulled out.
The technical scheme who realizes above-mentioned purpose is an explosion-proof cable fixing device, locates the head department of cable, fixing device includes:
the fixing nut is sleeved on the cable from the head part of the cable, and a clamping part extending towards the surface of the cable is arranged at one end of the fixing nut away from the head part of the cable;
an elastic tightening member sleeved on the cable from a head portion of the cable and attached to an inner surface of a clamping portion of the fixing nut;
a sleeve sleeved on the cable from the head of the cable and attached to the end of the elastic tightening member, wherein a thread section is formed at one end of the sleeve, which is close to the elastic tightening member, and is in threaded connection with the fixing nut, and the sleeve and the clamping part press the elastic tightening member in the threaded connection process, so that the elastic tightening member deforms to tightly clamp the cable;
the connecting pipe is sleeved at the head of the cable and connected with the sleeve, one end of the connecting pipe, which is far away from the sleeve, is provided with a connecting thread section, and the head of the cable is positioned inside the connecting pipe.
Further, the sleeve includes:
a tapered seal having oppositely disposed inlet and outlet ports, a disposed channel being formed in the tapered seal connecting the inlet port and the outlet port, the cable entering from the inlet port and extending from the outlet port; and
the connecting piece is sleeved on the taper sealing piece, and the threaded section is formed at one end, close to the inlet, of the connecting piece.
Further, the diameter of the inlet is larger than that of the outlet, and the diameter of the outlet is matched with that of the cable.
Further, a sealing ring is fixedly arranged on one side, far away from the thread setting section, of the sleeve, and the sealing ring extends partially and is attached to the outer surface of the connecting pipe to form a sealing section.
Further, an internal thread is formed at one end of the sleeve, which is far away from the thread setting section, and the connecting pipe is in threaded connection with the internal thread.
Further, the connecting thread section is sleeved with a gasket, and the gasket is attached to the end part, close to the sleeve, of the connecting thread section.
Further, the connecting thread section is in threaded connection with a mounting nut, and the mounting nut is attached to the end part, away from the sleeve, of the gasket.
Further, the cable tightening device further comprises a sealing sleeve sleeved on the cable and arranged close to the elastic tightening piece, and the fixing nut is screwed, so that the sealing sleeve seals a gap between the fixing nut and the cable.
Further, a taper loop is provided between the elastic gathering member and the sleeve.
Further, the sleeve is fixedly provided with adjusting teeth which are convenient to adjust.
Compared with the prior art, the utility model has the following beneficial effects:
by installing each component of the sleeve separately to sleeve the cable, the explosion-proof effect of the cable and other facility connection parts is ensured, the pull-proof effect of the cable is ensured,
drawings
Fig. 1 is a schematic structural view of an explosion-proof cable fixing device according to the present utility model.
Fig. 2 is a cross-sectional view of an explosion-proof cable fixing device of the present utility model.
Fig. 3 is a detail exploded view of an explosion-proof cable fixture of the present utility model.
Legend description: 1. a cable; 2. a fixing nut; 21. sealing sleeve; 22. an elastic gathering member; 3. a sleeve; 31. a seal ring; 32. a taper seal; 33. taper loopers; 34. a connecting piece; 4. a connecting pipe; 41. installing a nut; 42. connecting the thread segments; 43. a gasket.
Detailed Description
The utility model will be further described with reference to the drawings and the specific examples.
Referring to fig. 1 and 3, an explosion-proof cable fixing device, provided at the head of a cable 1, the fixing device comprising: a fixing nut 2 sleeved on the cable 1 from the head of the cable 1, wherein a clamping part extending towards the surface of the cable 1 is arranged at one end of the fixing nut 2 away from the head of the cable 1; an elastic tightening member 22 which is sleeved on the cable 1 from the head of the cable 1 and is attached to the inner surface of the clamping portion of the fixing nut 2; a sleeve 3 which is sleeved on the cable 1 from the head of the cable 1 and is attached to the end part of the elastic tightening member 22, wherein a thread section is formed at one end of the sleeve 3 close to the elastic tightening member 22 and is in threaded connection with the fixing nut 2, and the sleeve 3 and the clamping part press the elastic tightening member 22 in the threaded connection process so that the elastic tightening member 22 deforms to tightly clamp the cable 1; the connecting pipe is sleeved at the head of the cable 1 and connected with the sleeve 3, one end of the connecting pipe, which is far away from the sleeve 3, is provided with a connecting thread section 42, and the head of the cable 1 is positioned inside the connecting pipe.
In the present utility model, a preferred embodiment is: the connecting pipe 4 and the sleeve 3 are fixedly connected, the elastic tightening member 22 is sleeved on the cable 1, preferably, the elastic tightening member 22 is made of rubber, the cable 1 passes through the sleeve 3 and the connecting pipe 4, so that the end part of the cable 1 is positioned in the connecting pipe 4, a closed space is formed among the sleeve, the fixing nut and the clamping section by screwing the fixing nut 2, the formed closed space is further screwed with the fixing nut, the volume is reduced, the elastic tightening member is gradually pressed, the elastic tightening member is extruded and dispersed towards the residual gap of the closed space until the elastic tightening member cannot be continuously pressed, the elastic tightening member fills the gap between the sleeve and the clamping section to fix the cable 1, preferably, the cable 1 comprises an inner core and a protective shell wrapping the inner core, part of the protective shell of the cable 1 is peeled off, and the protective shell positioned between the sleeve 3 and the fixing nut is bent, so that the fixing nut 2 is screwed with the fixing nut 2 and the protective shell of the cable 1.
Referring to fig. 2, further, the sleeve 3 includes: a tapered seal 32, wherein the tapered seal 32 is provided with an inlet and an outlet which are oppositely arranged, a setting channel which is used for connecting the inlet and the outlet is formed in the tapered seal 32, and the cable 1 enters from the inlet and extends out from the outlet; and a connecting piece 34 sleeved on the taper sealing piece 32, wherein one end of the connecting piece 34, which is close to the inlet, is provided with the thread section.
Further, the diameter of the inlet is larger than the diameter of the outlet, and the diameter of the outlet is matched with the diameter of the cable 1.
Further, a sealing ring 31 is fixedly installed on one side of the sleeve 3 away from the thread setting section, and the sealing ring 31 extends partially and is attached to the outer surface of the connecting pipe 4 to form a sealing section. The seal segment prevents liquid from entering from the outside.
Further, an inner thread is formed at an end of the sleeve 3 away from the thread setting section, and the connection pipe 4 is screwed to the inner thread.
Further, the connecting thread section 42 is sleeved with a gasket 43, and the gasket 43 is attached to the end of the connecting thread section 42 near the sleeve 3. The gasket 43 ensures the firmness and waterproofness of the connection between the other devices and the connection tube 4.
Further, the connecting thread section 42 is screwed with a mounting nut 41, and the mounting nut 41 is attached to the end of the spacer 43 away from the sleeve 3. By means of the mounting nut 41, the washer 43 does not come out of the connecting thread section 42 and, when the sleeve 3 is fixed to the device to be connected, the mounting nut 41 rotates with the rotation of the sleeve 3 until the sleeve 3 is completely mounted to the device when screwed.
Further, the cable device further comprises a sealing sleeve 21 sleeved on the cable 1 and arranged close to the elastic tightening piece 22, and the sealing sleeve 21 seals a gap between the fixing nut 2 and the cable 1 by screwing the fixing nut 2.
Further, a taper looper 33 is included between the elastic gathering member 22 and the sleeve 3. The taper loop 33 can be adjusted according to different sizes of the cables 1, after the protective shell of the cables 1 is stripped, an inner core is inserted from one side of a large opening of the taper loop 33, the inner core extends out from a small opening of the taper loop 33, and the large opening of the taper loop 33 is clamped on the protective sleeve, so that the taper loop 33 can be stably sleeved on the cables 1.
Further, the sleeve 3 is fixedly provided with adjusting teeth for convenient adjustment.
The following describes the use process of the explosion-proof cable fixing device.
The connecting pipe 4 is fixedly connected with the sleeve 3, the extension length of the cable 1 is determined, a part of the protective shell of the cable 1 and the inner core part of the cable 1 are separated, the separated protective shell is arranged in an open mode, the inner core part penetrates through an opening of the cylinder of the taper sealing sleeve 21 and drills into the connecting pipe 4 from an outlet of the taper sealing sleeve 21, the diameter of the opening is larger than that of the outlet so as to facilitate the retraction of the inner core, the elastic tightening member 22 is sheathed on the protective shell of the cable 1, the elastic tightening member 22 is tightly attached to the separated protective shell, the elastic tightening member 22 is preferably made of rubber material, the fixing nut 2 and the sleeve 3 are clamped by the separated protective shell and the elastic tightening member 22 so as to fix the cable 1, the redundant part of the separated protective shell is cut off, and the sleeve 3 is installed in equipment to be used through the connecting thread section 42.
The present utility model has been described in detail with reference to the embodiments of the drawings, and those skilled in the art can make various modifications to the utility model based on the above description. Accordingly, certain details of the illustrated embodiments are not to be taken as limiting the utility model, which is defined by the appended claims.
Claims (10)
1. An explosion-proof cable fixing device locates the head department of cable, characterized by, fixing device includes:
the fixing nut is sleeved on the cable from the head part of the cable, and a clamping part extending towards the surface of the cable is arranged at one end of the fixing nut away from the head part of the cable;
an elastic tightening member sleeved on the cable from a head portion of the cable and attached to an inner surface of a clamping portion of the fixing nut;
a sleeve sleeved on the cable from the head of the cable and attached to the end of the elastic tightening member, wherein a thread section is formed at one end of the sleeve, which is close to the elastic tightening member, and is in threaded connection with the fixing nut, and the sleeve and the clamping part press the elastic tightening member in the threaded connection process, so that the elastic tightening member deforms to tightly clamp the cable;
the connecting pipe is sleeved at the head of the cable and connected with the sleeve, one end of the connecting pipe, which is far away from the sleeve, is provided with a connecting thread section, and the head of the cable is positioned inside the connecting pipe.
2. An explosion-proof cable fixing device according to claim 1, wherein the sleeve comprises:
a tapered seal having oppositely disposed inlet and outlet ports, a disposed channel being formed in the tapered seal connecting the inlet port and the outlet port, the cable entering from the inlet port and extending from the outlet port; and
the connecting piece is sleeved on the taper sealing piece, and the threaded section is formed at one end, close to the inlet, of the connecting piece.
3. An explosion-proof cable fixing device according to claim 2, characterized in that: the diameter of the inlet is larger than that of the outlet, and the diameter of the outlet is matched with that of the cable.
4. An explosion-proof cable fixing device according to claim 1, wherein: and a sealing ring is fixedly arranged on one side, far away from the threaded section, of the sleeve, and the sealing ring extends partially and is attached to the outer surface of the connecting pipe to form a sealing section.
5. An explosion-proof cable fixing device according to claim 1, wherein: and an internal thread is formed at one end of the sleeve, which is far away from the thread section, and the connecting pipe is in threaded connection with the internal thread.
6. An explosion-proof cable fixing device according to claim 1, wherein: the connecting thread section is sleeved with a gasket, and the gasket is attached to the end part of the connecting thread section, which is close to the sleeve.
7. The explosion-proof cable fixing device according to claim 6, wherein: the connecting thread section is in threaded connection with a mounting nut, and the mounting nut is attached to the end part, away from the sleeve, of the gasket.
8. An explosion-proof cable fixing device according to claim 1, wherein: the cable tightening device further comprises a sealing sleeve sleeved on the cable and arranged close to the elastic tightening piece, and the fixing nut is screwed, so that the sealing sleeve seals a gap between the fixing nut and the cable.
9. An explosion-proof cable fixing device according to claim 1, wherein: and a tapered loop disposed between the elastic gathering member and the sleeve.
10. An explosion-proof cable fixing device according to claim 1, wherein: the sleeve is fixedly provided with adjusting teeth which are convenient to adjust.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321873276.1U CN220492621U (en) | 2023-07-17 | 2023-07-17 | Explosion-proof cable fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321873276.1U CN220492621U (en) | 2023-07-17 | 2023-07-17 | Explosion-proof cable fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220492621U true CN220492621U (en) | 2024-02-13 |
Family
ID=89829994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321873276.1U Active CN220492621U (en) | 2023-07-17 | 2023-07-17 | Explosion-proof cable fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220492621U (en) |
-
2023
- 2023-07-17 CN CN202321873276.1U patent/CN220492621U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |