CN213625697U - Plug device for cable well sealing - Google Patents
Plug device for cable well sealing Download PDFInfo
- Publication number
- CN213625697U CN213625697U CN202022047232.6U CN202022047232U CN213625697U CN 213625697 U CN213625697 U CN 213625697U CN 202022047232 U CN202022047232 U CN 202022047232U CN 213625697 U CN213625697 U CN 213625697U
- Authority
- CN
- China
- Prior art keywords
- pressing plate
- sealing
- sleeve
- cable
- plugging
- 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.)
- Active
Links
Images
Landscapes
- Cable Accessories (AREA)
Abstract
The utility model discloses a cable shaft seals uses end cap device aims at providing one kind convenient operation not only, and the shutoff cable channel's that moreover can be reliable port effectively avoids appearing the end cap and drops, and causes the cable shaft that the water level passes through the associative problem of cable channel between each cable shaft to seal and uses end cap device. The device comprises two plugging heads, wherein the two plugging heads are positioned in a cable channel of a cable well, and each plugging head comprises an inner pressing plate, an outer pressing plate, a rubber sealing sleeve body positioned between the inner pressing plate and the outer pressing plate and a plurality of pressing mechanisms positioned in the rubber sealing sleeve body; the pre-tightening compression spring is positioned between the two plugging heads; the pre-connecting structure comprises a pre-connecting rope, a limiting part and a connecting sleeve, wherein the limiting part and the connecting sleeve are arranged on the pre-connecting rope; and the normal connection structure comprises a normal connection rope, the inner end of the normal connection rope is connected with the inner pressing plate of the second plugging head, and the outer end of the normal connection rope is connected with the outer pressing plate of the second plugging head.
Description
Technical Field
The utility model relates to an end cap device, concretely relates to end cap device is used in cable shaft seal.
Background
At present, cable wells are generally located outdoors, and rainwater and external water sources often invade to cause water accumulation in the cable wells, so that when cables are not arranged in cable channels between the cable wells in the construction process or after the construction of the cable well project, a blocking head is required to block ports of the cable channels in the cable wells, and the problem that water enters into a plurality of or even dozens of cable wells due to the fact that water levels between the cable wells are connected through the cable channels is avoided. The existing plugging head for the cable channel generally adopts a rubber plug to directly plug a port of the cable channel, or compresses the rubber plug through a bolt to ensure that the rubber plug is expanded and fixed in the cable channel so as to plug the port of the cable channel; wherein, the rubber plug is adopted to directly block the plugging head of the port of the cable channel, and the dropping is easy to occur in the long-term use process; the rubber plug is pressed by a bolt, so that the rubber plug is expanded and fixed on the plugging head in the cable channel, and the bolt can be loosened in the long-term use process to cause the rubber plug to shrink and fall off; the blocking heads fall off, so that the water level among the cable wells is connected through the cable channels.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a not only convenient operation, shutoff cable channel's that moreover can be reliable port effectively avoids appearing the shutoff head and drops, and causes the cable shaft of the associative problem of water level through cable channel between each cable shaft to seal and uses end cap device.
The technical scheme of the utility model is that:
a plug device for a wireline well closure, comprising: the sealing device comprises two sealing heads, a first sealing head and a second sealing head, wherein the two sealing heads are positioned in a cable channel of a cable well, the first sealing head is close to a port of the cable channel, the second sealing head is positioned in the cable channel on the inner side of the first sealing head, the sealing heads comprise an inner pressing plate, an outer pressing plate, a rubber sealing sleeve body positioned between the inner pressing plate and the outer pressing plate and a plurality of pressing mechanisms positioned in the rubber sealing sleeve body, one end of the rubber sealing sleeve body is connected with the inner pressing plate in a sealing mode, the other end of the rubber sealing sleeve body is connected with an outer pressing plate in a sealing mode, and when the inner pressing plate and the outer pressing plate of the sealing heads are close to each other, the pressing mechanisms press the; the pre-tightening compression spring is positioned between the two plugging heads, one end of the pre-tightening compression spring abuts against the outer pressing plate of the second plugging head, and the other end of the pre-tightening compression spring abuts against the inner pressing plate of the first plugging head; the pre-connecting structure comprises a pre-connecting rope, a limiting part and a connecting sleeve, wherein the limiting part and the connecting sleeve are arranged on the pre-connecting rope, the connecting sleeve is arranged on an inner pressing plate of a first plugging head, a connecting sleeve through hole is formed in an outer pressing plate of the first plugging head, the outer end of the connecting sleeve extends outwards and penetrates through the connecting sleeve through hole, the inner end of the pre-connecting rope is fixed on an outer pressing plate of a second plugging head, the outer end of the pre-connecting rope penetrates through an inner hole of the connecting sleeve, the limiting part is located on the outer side of the connecting sleeve, and the limiting part abuts against the outer end of the connecting sleeve under the action of a pre-tightening compression spring and; the normal state connecting structure comprises a normal state connecting rope, an inner through hole is formed in an inner pressing plate of the first plugging head, an outer through hole is formed in an outer pressing plate of the second plugging head, the inner end of the normal state connecting rope is connected with the inner pressing plate of the second plugging head, the outer end of the normal state connecting rope sequentially penetrates through the outer through hole and the inner through hole and is connected with an outer pressing plate of the second plugging head, and when the pre-connecting rope is in a tightened state, the normal state connecting rope is in a loosened state.
The elastic force of the pre-tightening compression spring acts on the inner pressing plate of the first plugging head and the outer pressing plate of the second plugging head, so that the pre-connection rope is in a loose state in a normal state when in a tight state, and thus, the inner pressing plate and the outer pressing plate of the two plugging heads cannot bear pressing force, and the pressing mechanism cannot press the rubber sealing sleeve body outwards, so that the two plugging heads can be ensured to be smoothly placed into a cable channel of a cable well; when the port of the cable channel is plugged, only the limiting piece on the connecting rope needs to be removed; after the limiting part is removed, the normal-state connecting rope is tightened under the action of the pre-tightening compression spring, the inner pressing plate and the outer pressing plate of the two plugging heads are close to each other under the action of the pre-tightening compression spring, so that the rubber sealing sleeve body is pressed outwards through the pressing mechanism, the outer wall of the rubber sealing sleeve body is pressed on the inner wall of the cable channel, the two plugging heads are fixed in the cable channel, and the port of the cable channel is plugged. The plug device for sealing the cable well is not convenient to operate, does not have the problems of loose bolts, loose fixation and falling of bolts and the like due to bolt connection, can reliably plug the port of a cable channel, and effectively avoids the problem that the water level between the cable wells is connected through the cable channel due to the falling of the plug. On the other hand, the plug device for sealing the cable well realizes the fixation of the plug in the cable channel and plugs the port of the cable channel by pre-tightening the elastic force provided by the compression spring, and the damage of the cable channel caused by the rigid fixation expansion plug can be avoided.
Preferably, the pressing mechanism comprises a pressing block, an inner connecting rod and an outer connecting rod, the outer side face of the pressing block is close to or abutted to the inner wall of the rubber sealing sleeve body, one end of the inner connecting rod is hinged to the pressing block, the other end of the inner connecting rod is hinged to the inner pressing plate, one end of the outer connecting rod is hinged to the pressing block, and the other end of the outer connecting rod is hinged to the outer pressing plate.
Preferably, the outer side surface of the pressing block is an arc surface matched with the inner wall of the rubber seal sleeve body.
Preferably, the pressing mechanisms of the same plugging head are uniformly distributed around the circumferential direction of the rubber seal sleeve body.
Preferably, the pre-connection structure further comprises a guide sleeve, the guide sleeve is arranged on the outer pressing plate of the second plugging head, the inner end of the connection sleeve extends inwards and extends into the guide sleeve, the guide sleeve is in sliding fit with the connection sleeve, and the pre-connection rope is located in the guide sleeve.
Preferably, a plurality of annular sealing bulges are arranged on the outer side surface of the rubber sealing sleeve body.
Preferably, the number of the normal state connecting ropes is at least two, the normal state connecting ropes are uniformly distributed around the circumferential direction of the rubber seal sleeve body, the outer through holes correspond to the normal state connecting ropes one by one, and the inner through holes correspond to the normal state connecting ropes one by one.
Preferably, the outer platen is circular.
Preferably, the inner platen is circular.
Preferably, a sealing ring is arranged between the connecting sleeve via hole and the connecting sleeve, and the sealing ring is fixed on a sealing ring mounting groove on the inner wall of the connecting sleeve via hole.
The utility model has the advantages that: the device is convenient to operate, can reliably plug the port of the cable channel, and effectively avoids the problem that the water level between each cable well is connected through the cable channel due to the fact that the plug falls off.
Drawings
Fig. 1 is a schematic structural diagram of the plug device for sealing a cable well according to the present invention.
Fig. 2 is a partial enlarged view of a portion a of fig. 1.
In the figure:
the device comprises a plugging head 1, an inner pressing plate 1.1, an outer pressing plate 1.2, a rubber sealing sleeve body 1.3, a pressing mechanism 1.4, a pressing block 1.41, an inner connecting rod 1.42 and an outer connecting rod 1.43;
pre-tightening the compression spring 2;
the device comprises a pre-connection structure 3, a pre-connection rope 3.1, a connection sleeve 3.2, a connection sleeve through hole 3.3, a limiting piece 3.4 and a guide sleeve 3.5;
a normal connecting rope 4;
a cable well 5;
a cable channel 6.
Detailed Description
To make the objects, technical solutions and advantages of embodiments of the present invention clearer, the embodiments of the present invention are clearly explained and illustrated below with reference to the accompanying drawings, but the following embodiments are only preferred embodiments of the present invention, not all embodiments. Based on the embodiments in the embodiment, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention.
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present solution, and are not construed as limiting the present solution.
These and other aspects of embodiments of the invention will be apparent with reference to the following description and attached drawings. In the description and drawings, particular embodiments of the invention have been disclosed in detail as being indicative of some of the ways in which the principles of the embodiments of the invention may be practiced, but it is understood that the scope of the embodiments of the invention is not limited thereby. On the contrary, the embodiments of the invention include all changes, modifications and equivalents coming within the spirit and terms of the claims appended hereto.
In the description of the present invention, it is to be understood that the terms "thickness", "upper", "lower", "horizontal", "top", "bottom", "inner", "outer", "circumferential", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and simplification of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., and "a plurality" means one or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
The first embodiment is as follows: as shown in fig. 1 and 2, a plug device for sealing a cable well includes two plugs 1, a pre-tightening compression spring 2, a pre-connection structure 3 and a normal connection structure.
The two plugging heads are positioned in a cable channel 6 of the cable well 5 and are sequentially distributed along the length direction of the cable channel, wherein the first plugging head is close to a port of the cable channel, and the second plugging head is positioned in the cable channel at the inner side of the first plugging head. The plugging head 1 comprises an inner pressing plate, an outer pressing plate, a rubber sealing sleeve body 1.3 positioned between the inner pressing plate and the outer pressing plate and a plurality of pressing mechanisms 1.4 positioned in the rubber sealing sleeve body. One end of the rubber seal sleeve body is hermetically connected with the inner pressing plate 1.1, and the other end of the rubber seal sleeve body is hermetically connected with the outer pressing plate 1.2. In the inner pressing plate and the outer pressing plate of the same plugging head, the outer pressing plate is close to the port of the cable channel, and the inner pressing plate is positioned in the cable channel on the inner side of the outer pressing plate. In this embodiment, the outer pressing plate is circular, but may be elliptical or polygonal; the inner pressing plate is circular, but of course, the inner pressing plate can also be oval or polygonal.
When the inner pressing plate and the outer pressing plate of the plugging head are close to each other, the pressing mechanism presses the rubber sealing sleeve body outwards so that the outer wall of the rubber sealing sleeve body is pressed on the inner wall of the cable channel; specifically, the pressing mechanism comprises a pressing block 1.41, an inner connecting rod 1.42 and an outer connecting rod 1.43. The outer side surface of the pressing block is close to or abutted against the inner wall of the rubber seal sleeve body, one end of the inner connecting rod is hinged with the pressing block, and the other end of the inner connecting rod is hinged with the inner pressing plate; one end of the outer connecting rod is hinged with the pressing block, and the other end of the outer connecting rod is hinged with the outer pressing plate. All the pressing mechanisms of the same plugging head are uniformly distributed around the circumference of the rubber sealing sleeve body. The number of the pressing mechanisms of the same plugging head is 3 or 4. In this embodiment, the outer side surface of the pressing block is an arc surface matched with the inner wall of the rubber seal bushing body.
The pre-tightening compression spring 2 is positioned between the two plugging heads, one end of the pre-tightening compression spring is propped against the outer pressing plate of the second plugging head, and the other end of the pre-tightening compression spring is propped against the inner pressing plate of the first plugging head.
The pre-connection structure 3 comprises a pre-connection rope 3.1, a limiting part 3.4 arranged on the pre-connection rope and a connecting sleeve 3.2. The connecting sleeve is arranged on the inner pressing plate 1.1 of the first plugging head, and the outer pressing plate of the first plugging head is provided with a connecting sleeve through hole 3.3. The outer end of the connecting sleeve extends outwards and penetrates through the connecting sleeve through hole. The inner end of the pre-connecting rope is fixed on the outer pressing plate of the second plugging head, and the outer end of the pre-connecting rope penetrates through the inner hole of the connecting sleeve. The locating part is located the outside of adapter sleeve. The limiting part is propped against the outer end of the connecting sleeve under the action of the pre-tightening compression spring, and the pre-connecting rope is in a tightening state. In this embodiment, the limiting member is a knot disposed on the pre-connection rope, or the limiting member is a limiting member fixed on the pre-connection rope.
The normal connection structure includes a normal connection string 4. The inner pressing plate of the first plugging head is provided with an inner through hole, and the outer pressing plate of the second plugging head is provided with an outer through hole. The inner end of the normal connecting rope is connected with the inner pressing plate of the second plugging head, and the outer end of the normal connecting rope sequentially penetrates through the outer through hole and the inner through hole and is connected with the outer pressing plate of the second plugging head. As shown in fig. 2, when the pre-connection cord is in a tightened state, the normal connection cord is in a loosened state.
The elastic force of the pre-tightening compression spring acts on the inner pressing plate of the first plugging head and the outer pressing plate of the second plugging head, so that the pre-connection rope is in a loose state in a normal state when in a tightened state, therefore, the inner pressing plate and the outer pressing plate of the two plugging heads cannot bear pressing force, the pressing mechanism cannot press the rubber sealing sleeve outwards, and the two plugging heads can be smoothly placed into a cable channel of a cable well.
When the port of the cable channel is plugged, only the limiting member on the connecting rope needs to be removed (for example, the outer end of the connecting sleeve is held, the connecting rope is pulled out for a section, and then the connecting rope between the outer end of the connecting sleeve and the limiting member is cut off to remove the limiting member on the connecting rope, or the limiting member is detached to remove the limiting member on the connecting rope). After the limiting part is removed, the normal-state connecting rope is tightened under the action of the pre-tightening compression spring, the inner pressing plate and the outer pressing plate of the two plugging heads are close to each other under the action of the pre-tightening compression spring, so that the rubber sealing sleeve body is pressed outwards through the pressing mechanism, the outer wall of the rubber sealing sleeve body is pressed on the inner wall of the cable channel, the two plugging heads are fixed in the cable channel, and the port of the cable channel is plugged. The plug device for sealing the cable well is not convenient to operate, does not have the problems of loose bolts, loose fixation and falling of bolts and the like due to bolt connection, can reliably plug the port of a cable channel, and effectively avoids the problem that the water level between the cable wells is connected through the cable channel due to the falling of the plug.
On the other hand, the plug device for sealing the cable well realizes the fixation of the plug in the cable channel and plugs the port of the cable channel by pre-tightening the elastic force provided by the compression spring, and the damage of the cable channel caused by the rigid fixation expansion plug can be avoided.
Further, as shown in fig. 2, the pre-connection structure further includes a guide sleeve 3.5, the guide sleeve is disposed on the outer pressing plate of the second plugging head, the inner end of the connection sleeve extends inward and extends into the guide sleeve, the guide sleeve is in sliding fit with the connection sleeve, and the pre-connection rope is located in the guide sleeve. Thus, the stability of the pre-connection structure can be improved.
Furthermore, a plurality of annular sealing bulges are arranged on the outer side surface of the rubber sealing sleeve body. So, through the contact of annular seal arch with the inner wall that compresses tightly at cable channel, realize sealed, can improve sealed effect.
Further, the number of the normal state connecting ropes is at least two, and in this embodiment, the number of the normal state connecting ropes is two, or 3, or 4. The rubber seal cover body is connected to each normality, and the rope is connected to outer via hole and normality one-to-one, and the rope one-to-one is connected to interior via hole and normality. Therefore, the stability of the plug device for sealing the cable well in the process of sealing the port of the cable channel can be improved.
Furthermore, a sealing ring is arranged between the connecting sleeve via hole and the connecting sleeve, and the sealing ring is fixed on a sealing ring mounting groove on the inner wall of the connecting sleeve via hole.
The above, only be the utility model discloses a preferred embodiment, it is not right the utility model discloses do any restriction, all according to the utility model discloses the technical entity all still belongs to any simple modification, change and equivalent transformation of doing above embodiment the utility model discloses technical scheme's protection scope.
Claims (9)
1. The utility model provides a cable shaft seals uses end cap device, characterized by includes:
the sealing device comprises two sealing heads, a first sealing head and a second sealing head, wherein the two sealing heads are positioned in a cable channel of a cable well, the first sealing head is close to a port of the cable channel, the second sealing head is positioned in the cable channel on the inner side of the first sealing head, the sealing heads comprise an inner pressing plate, an outer pressing plate, a rubber sealing sleeve body positioned between the inner pressing plate and the outer pressing plate and a plurality of pressing mechanisms positioned in the rubber sealing sleeve body, one end of the rubber sealing sleeve body is connected with the inner pressing plate in a sealing mode, the other end of the rubber sealing sleeve body is connected with an outer pressing plate in a sealing mode, and when the inner pressing plate and the outer pressing plate of the sealing heads are close to each other, the pressing mechanisms press the;
the pre-tightening compression spring is positioned between the two plugging heads, one end of the pre-tightening compression spring abuts against the outer pressing plate of the second plugging head, and the other end of the pre-tightening compression spring abuts against the inner pressing plate of the first plugging head;
the pre-connecting structure comprises a pre-connecting rope, a limiting part and a connecting sleeve, wherein the limiting part and the connecting sleeve are arranged on the pre-connecting rope, the connecting sleeve is arranged on an inner pressing plate of a first plugging head, a connecting sleeve through hole is formed in an outer pressing plate of the first plugging head, the outer end of the connecting sleeve extends outwards and penetrates through the connecting sleeve through hole, the inner end of the pre-connecting rope is fixed on an outer pressing plate of a second plugging head, the outer end of the pre-connecting rope penetrates through an inner hole of the connecting sleeve, the limiting part is located on the outer side of the connecting sleeve, and the limiting part abuts against the outer end of the connecting sleeve under the action of a pre-tightening compression spring and;
the normal state connecting structure comprises a normal state connecting rope, an inner through hole is formed in an inner pressing plate of the first plugging head, an outer through hole is formed in an outer pressing plate of the second plugging head, the inner end of the normal state connecting rope is connected with the inner pressing plate of the second plugging head, the outer end of the normal state connecting rope sequentially penetrates through the outer through hole and the inner through hole and is connected with an outer pressing plate of the second plugging head, and when the pre-connecting rope is in a tightened state, the normal state connecting rope is in a loosened state.
2. The plug device for sealing a cable well according to claim 1, wherein the pressing mechanism comprises a pressing block, an inner connecting rod and an outer connecting rod, the outer side surface of the pressing block is close to or abuts against the inner wall of the rubber seal sleeve body, one end of the inner connecting rod is hinged to the pressing block, the other end of the inner connecting rod is hinged to the inner pressing plate, one end of the outer connecting rod is hinged to the pressing block, and the other end of the outer connecting rod is hinged to the outer pressing plate.
3. The plug device for sealing a cable well according to claim 2, wherein the outer side surface of the pressing block is an arc surface which is matched with the inner wall of the rubber sealing sleeve body.
4. A plug assembly for sealing a cable well according to claim 1, 2 or 3, wherein the compression means of the same plug are evenly distributed around the circumference of the rubber capsule.
5. The plug device for sealing a cable well according to claim 1, 2 or 3, wherein the pre-connecting structure further comprises a guide sleeve, the guide sleeve is disposed on the outer pressing plate of the second plug, the inner end of the connecting sleeve extends inwards and extends into the guide sleeve, the guide sleeve is in sliding fit with the connecting sleeve, and the pre-connecting rope is located in the guide sleeve.
6. The plug device for sealing the cable well according to claim 1, 2 or 3, wherein the number of the normal connecting ropes is at least two, the normal connecting ropes are uniformly distributed around the circumference of the rubber sealing sleeve body, the outer through holes correspond to the normal connecting ropes one by one, and the inner through holes correspond to the normal connecting ropes one by one.
7. A plug device for sealing a cable well according to claim 1, 2 or 3, wherein said outer press plate is circular.
8. A plug device for a cable well closure according to claim 1, 2 or 3, wherein said inner pressure plate is circular.
9. The plug device for sealing a cable well according to claim 1, 2 or 3, wherein a sealing ring is disposed between the connecting sleeve through hole and the connecting sleeve, and the sealing ring is fixed on a sealing ring mounting groove of the inner wall of the connecting sleeve through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022047232.6U CN213625697U (en) | 2020-09-17 | 2020-09-17 | Plug device for cable well sealing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022047232.6U CN213625697U (en) | 2020-09-17 | 2020-09-17 | Plug device for cable well sealing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213625697U true CN213625697U (en) | 2021-07-06 |
Family
ID=76649739
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022047232.6U Active CN213625697U (en) | 2020-09-17 | 2020-09-17 | Plug device for cable well sealing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213625697U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112217160A (en) * | 2020-09-17 | 2021-01-12 | 国网浙江桐乡市供电有限公司 | Plug device for cable well sealing |
-
2020
- 2020-09-17 CN CN202022047232.6U patent/CN213625697U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112217160A (en) * | 2020-09-17 | 2021-01-12 | 国网浙江桐乡市供电有限公司 | Plug device for cable well sealing |
| CN112217160B (en) * | 2020-09-17 | 2021-09-24 | 国网浙江桐乡市供电有限公司 | Plug device for cable well sealing |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN213625697U (en) | Plug device for cable well sealing | |
| CN110518403B (en) | Locking type waterproof network connector | |
| CN112217160B (en) | Plug device for cable well sealing | |
| CN210326991U (en) | Power cable intermediate head sealing device | |
| CN103321584B (en) | A kind of with brill instrument drill collar room machine connecting structure for electrical equipment | |
| CN213484493U (en) | Anti-drop type cable channel block structure | |
| CN2829126Y (en) | Small sealed high-voltage electric connector for low-pressure environment | |
| CN112290502B (en) | Anti-drop type cable channel block structure | |
| CN211901986U (en) | Hydraulic hose joint | |
| CN210867145U (en) | Explosion-proof cable lead-in device | |
| CN203180202U (en) | Detachable waterproof plug | |
| CN212751300U (en) | Compact cable connecting assembly | |
| CN211504601U (en) | End socket of piston compression pipe body | |
| CN213637045U (en) | Fixed joint of cable | |
| CN216588525U (en) | Static sealing device for cable | |
| CN214273588U (en) | Well head blowout preventer | |
| CN208508493U (en) | A kind of electrical equipment screen bottom of cabinet portion cable plugging device | |
| CN220527666U (en) | Double-horn-mouth FT type cable joint | |
| CN218070439U (en) | New forms of energy high-low voltage cable conductor end sealing structure | |
| CN216121749U (en) | Anti-drop plugging device for cable channel of cable well | |
| CN216789598U (en) | Inner hexagonal plug with good sealing performance | |
| CN201129165Y (en) | Well cementing cement head balance pipe apparatus | |
| CN118912205A (en) | Portable cable on-board pressure plugging device | |
| CN221928477U (en) | Flexible buckle type quick sealing joint | |
| CN220324804U (en) | Safety alarm |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |