CN217902137U - Connecting rod type extrusion device for sealing optical cable joint box and optical cable joint box - Google Patents
Connecting rod type extrusion device for sealing optical cable joint box and optical cable joint box Download PDFInfo
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- CN217902137U CN217902137U CN202222248501.4U CN202222248501U CN217902137U CN 217902137 U CN217902137 U CN 217902137U CN 202222248501 U CN202222248501 U CN 202222248501U CN 217902137 U CN217902137 U CN 217902137U
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Abstract
The application relates to a connecting rod type extrusion device for sealing an optical cable joint box and the optical cable joint box, which comprise a base, a mounting frame, a connecting rod mechanism, an extrusion mechanism and an operating mechanism; the mounting frame is arranged on the base; the extrusion mechanism is sleeved on the mounting frame, and an accommodating space for accommodating the elastic sealing body is formed between the extrusion mechanism and the base; the connecting rod mechanism is positioned in the mounting frame, and the upper end and the lower end of the connecting rod mechanism are respectively hinged on the mounting frame and the extrusion mechanism; the operating mechanism penetrates through the connecting rod mechanism and is in threaded connection with the connecting rod mechanism; the operating mechanism is used for rotating to drive the upper end and the lower end of the connecting rod mechanism to get close to or get away from each other and enable the extrusion mechanism to move towards or away from the base on the mounting frame. This application adopts link mechanism, directly becomes the vertical rectilinear movement of extrusion mechanism with rotary motion, owing to avoided the resistance that slider and spout face contact brought, so less strength can be applyed in this application, can realize the extrusion to the elastic seal body, and then realize the sealed purpose of optical cable splice box.
Description
Technical Field
The application relates to the field of communication optical cable joint boxes, in particular to a connecting rod type extrusion device for sealing an optical cable joint box and the optical cable joint box.
Background
With the large-scale construction of optical cable communication networks, the deployment of optical fiber networks and the laying and splicing of optical cables are very important links, when laying optical cables, an optical cable joint box is an indispensable connecting piece and is limited by environment, materials, structures, processes and human factors, and the optical cable joint box is always a weak point of safety in the whole optical cable communication line.
The most common faults of the optical cable joint box are poor sealing, and the performance of the optical fiber is gradually deteriorated after the optical fiber is affected with damp or water, so that communication faults are caused.
The mechanical optical cable joint box is generally used in the industry, the sealing principle of the mechanical optical cable joint box is basically consistent, the mechanical optical cable joint box is divided into an elastic component and an extrusion mechanism, the elastic component is extruded by the extrusion mechanism and is deformed after being pressed, so that a gap between an optical cable and a box body is filled, and the sealing performance of the optical cable and the box body is further realized.
In some related technologies, the sliding block is driven to move in the sliding groove in a rotating manner, and the inclined linear movement of the sliding block is converted into the up-and-down movement of the pressing mechanism, so that the pressing mechanism presses the elastic component, although the sealing between the optical cable and the box body can be realized, because the resistance force applied to the sliding block during the movement is large, an operator needs to apply a large force during the operation, which is not friendly to the operator.
Disclosure of Invention
The embodiment of the application provides a connecting rod formula extrusion device and optical cable splice box of optical cable splice box sealed usefulness to solve among the related art because the slider resistance that receives when removing is great, make operating personnel when the operation, need exert great strength, this problem that is not friendly to operating personnel.
In a first aspect, a link-type extrusion device for sealing a cable closure is provided, comprising:
a base;
the mounting frame is assembled on the base;
the extrusion mechanism is sleeved on the mounting frame, and a mounting space for placing the elastic sealing body is formed between the extrusion mechanism and the base;
the connecting rod mechanism is positioned in the mounting frame, and the upper end and the lower end of the connecting rod mechanism are respectively hinged on the mounting frame and the extrusion mechanism;
the operating mechanism penetrates through the connecting rod mechanism and is in threaded connection with the connecting rod mechanism; the operating mechanism is used for rotating to drive the upper end and the lower end of the connecting rod mechanism to be close to or far away from each other, and the extrusion mechanism moves towards or away from the base on the mounting frame.
In some embodiments, the linkage comprises a first link, a second link, a third link, and a fourth link;
the upper ends of the first connecting rod and the second connecting rod are hinged to the top of the mounting frame; the lower ends of the third connecting rod and the fourth connecting rod are hinged to the extrusion mechanism;
the first connecting rod and the third connecting rod are hinged to the first connecting part; the second connecting rod and the fourth connecting rod are hinged to the second connecting part;
the operating mechanism penetrates through the first connecting part and the second connecting part and is in threaded connection with one of the first connecting part and the second connecting part.
In some embodiments, the operating mechanism is further threadedly coupled to the other of the first and second coupling portions, and the first and second coupling portions are threaded in opposite directions.
In some embodiments, the mounting frame comprises a top cover and a plurality of upright posts, wherein the top cover is mounted on the tops of the upright posts;
the link mechanism is hinged on the top cover.
In some embodiments, the operating mechanism comprises:
the rotating shaft penetrates through the connecting rod mechanism and is in threaded connection with the connecting rod mechanism;
and one end of the operating rod is inserted into the rotating shaft.
In some embodiments, one end of the operating rod is provided with a limit hole matched with one end of the rotating shaft, and the operating rod is inserted into the rotating shaft through the limit hole;
or, a limiting hole matched with one end of the operating rod is formed in one end of the rotating shaft, and the rotating shaft is connected with the operating rod in an inserting mode through the limiting hole.
In some embodiments, the cross section of the limiting hole in the direction perpendicular to the axis of the operating rod is an ellipse, a triangle, a quadrangle, a pentagon or a hexagon.
In some embodiments, the operating mechanism further comprises a fastener inserted between the rotating shaft and the operating rod to fix the rotating shaft and the operating rod.
In some embodiments, the operating rod comprises a shaft sleeve and a handle, the shaft sleeve is inserted into the rotating shaft, and the handle is rotatably connected to the shaft sleeve;
when the handle is in a working state, the handle is coaxial with the rotating shaft;
when the handle is in the stowed state, the handle rotates to be parallel to the mounting bracket.
In a second aspect, there is provided a cable closure comprising a link-type compression device for sealing a cable closure as claimed in any one of the preceding claims.
The beneficial effect that technical scheme that this application provided brought includes:
compared with the prior art, the rotary motion is firstly changed into the inclined linear motion of the sliding block, and then the inclined linear motion is changed into the vertical linear motion of the extrusion mechanism, wherein the sliding block is in surface contact with the sliding chute, so that the resistance applied to the sliding block during movement is large. This application is directly put and is abandoned mutually supporting of slider spout, plays the kitchen range in addition, adopts link mechanism, directly becomes rotary motion the ascending rectilinear movement of extrusion mechanism vertical side, owing to avoided slider and spout because of having the resistance that the face contact brought, so this application can apply less strength when the operation, can realize the extrusion to the elastic seal body, and then realizes the sealed purpose of optical cable joint box.
Therefore, the application is more friendly to operators. When a plurality of optical cable splice closure need be sealed in a construction, because the strength that operating personnel used is less, so can avoid because of the application of force is great, need rest in order to resume physical power after accomplishing several optical cable splice closure seals, so, this application also can accelerate the construction progress.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic view of a link-type squeezing device for sealing a cable closure according to an embodiment of the present disclosure;
fig. 2 is a cross-sectional view of a link-type compression device for sealing a cable closure according to an embodiment of the present disclosure.
In the figure: 1. a base; 2. a mounting frame; 20. a top cover; 21. a column; 3. a link mechanism; 30. a first link; 31. a second link; 32. a third link; 33. a fourth link; 34. a first connection portion; 35. a second connecting portion; 4. an extrusion mechanism; 40. a placement space; 5. an operating mechanism; 50. a rotating shaft; 51. an operating lever; 510. a limiting hole; 511. a shaft sleeve; 512. a handle; 52. a fastener; 6. an elastic seal body.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
Referring to fig. 1 and 2, a link type extrusion device for sealing an optical cable splice closure according to an embodiment of the present application includes a base 1, a mounting frame 2, a link mechanism 3, an extrusion mechanism 4, and an operating mechanism 5; the mounting frame 2 is assembled on the base 1, the extruding mechanism 4 is sleeved on the mounting frame 2, a placing space 40 for placing the elastic sealing body 6 is formed between the extruding mechanism 4 and the base 1, and the elastic sealing body 6 can be made of common sealing materials, such as gel; the connecting rod mechanism 3 is positioned in the mounting frame 2, and the upper end and the lower end of the connecting rod mechanism are respectively hinged on the mounting frame 2 and the extrusion mechanism 4; the operating mechanism 5 is arranged in the connecting rod mechanism 3 in a penetrating way and is in threaded connection with the connecting rod mechanism 3; the operating mechanism 5 is adapted to rotate to drive the upper and lower ends of the link mechanism 3 toward and away from each other and to move the pressing mechanism 4 on the mounting frame 2 toward and away from the base 1.
The principle of the squeeze sealing of this embodiment is as follows:
referring to fig. 2, the movement state will be described in detail with the mounting frame 2 as a reference. The mounting bracket 2 is arranged on the base 1, relative motion cannot occur between the mounting bracket 2 and the base 1, the extrusion mechanism 4 is sleeved on the mounting bracket 2, the extrusion mechanism 4 can move up and down along the height direction of the mounting bracket 2, meanwhile, the upper end and the lower end of the connecting rod mechanism 3 are hinged to the mounting bracket 2 and the extrusion mechanism 4 respectively, and the operating mechanism 5 is in threaded connection with the connecting rod mechanism 3.
The upper end of the connecting rod mechanism 3 is connected with the mounting frame 2, the mounting frame 2 and the base 1 cannot move relatively, the lower end of the connecting rod mechanism 3 is connected with the extrusion mechanism 4, and the extrusion mechanism 4 can move up and down along the height direction of the mounting frame 2; therefore, when the operating mechanism 5 is rotated, the upper and lower ends of the link mechanism 3 are driven to approach each other in the height direction of the mounting frame 2 by the screw, so that the elastic sealing body 6 is pressed, and the elastic sealing body 6 is expanded in the lateral direction to achieve the sealing function.
Compared with the prior art, the rotary motion is firstly changed into the inclined linear motion of the sliding block, and then the inclined linear motion is changed into the vertical linear motion of the extrusion mechanism, wherein the sliding block is in surface contact with the sliding groove, so that the resistance force applied during the movement is larger. This application is directly put and is abandoned mutually supporting of slider spout, has played the kitchen range in addition, adopts link mechanism 3, directly becomes rotary motion 4 ascending rectilinear movement in the vertical side of extrusion mechanism, owing to avoided slider and spout because of having the resistance that the face contact brought, so this application can apply less strength when the operation, can realize the extrusion to elastic seal body 6, and then realize the sealed purpose of optical cable splice box.
Therefore, the application is more friendly to operators. When a plurality of optical cable splice closure need be sealed in a construction, because the strength that operating personnel used is less, so can avoid because of the application of force is great, need rest in order to resume physical power after accomplishing several optical cable splice closure seals, so, this application also can accelerate the construction progress.
In order to change the rotational movement of the operating mechanism 5 into the linear movement in the vertical direction of the pressing mechanism 4, referring to fig. 2, the present application provides a specific structure of the link mechanism 3, and the link mechanism 3 includes a first link 30, a second link 31, a third link 32, and a fourth link 33; the upper ends of the first connecting rod 30 and the second connecting rod 31 are hinged to the top of the mounting frame 2; the lower ends of the third connecting rod 32 and the fourth connecting rod 33 are hinged on the extrusion mechanism 4; the first link 30 and the third link 32 are hinged to the first connecting portion 34; the second connecting rod 31 and the fourth connecting rod 33 are hinged on the second connecting part 35; the operating mechanism 5 passes through the first connecting portion 34 and the second connecting portion 35 and is screwed with one of them, for example, the first connecting portion 34 or the second connecting portion 35.
In order to rapidly drive the pressing mechanism 4 down to press the seal, the operating mechanism 5 is also threadedly connected to the other of the first and second connecting portions 34 and 35, that is, the operating mechanism 5 may be threadedly connected to both the first and second connecting portions 34 and 35, with the threads of the first and second connecting portions 34 and 35 being in opposite directions. The operating means 5 is suitably provided with two external threads with opposite thread directions.
At this time, when the operating mechanism 5 is rotated, the first connecting portion 34 and the second connecting portion 35 are simultaneously moved toward or away from each other by the respective screw structures, rather than being driven by the screw structures of the individual ones, and therefore, the lowering or raising of the pressing mechanism 4 can be accelerated.
Referring to fig. 1, in some preferred embodiments, the mounting frame 2 includes a top cover 20 and a plurality of uprights 21, the top cover 20 being mounted on top of the uprights 21; the link mechanism 3 is hinged to the top cover 20. The upright post 21 can be integrally formed with the base 1, and the top cover 20 can be detachably connected with the upright post 21 through screws, so that the assembly is facilitated.
The mounting frame 2 is designed to be a combined structure of the upright posts 21 and the top cover 20, which has the advantages that the first connecting portions 34 and the second connecting portions 35 are far away from each other in the descending process of the extrusion mechanism 4, and the upright posts 21 are arranged at intervals, so that the avoiding space for avoiding the first connecting portions 34 and the second connecting portions 35 is provided, and the stroke of the extrusion mechanism 4 can be increased.
Referring to fig. 1 and 2, the operating mechanism 5 includes a rotating shaft 50 and an operating rod 51, the rotating shaft 50 is disposed through the link mechanism 3 and is in threaded connection with the link mechanism 3, and one end of the operating rod 51 is inserted into the rotating shaft 50. By using the plugging mode, when the extrusion sealing is needed, the operating rod 51 is plugged on the rotating shaft 50, so that the extrusion sealing can be realized, and after the extrusion sealing is completed, the operating rod can be taken down, so that the assembly of other parts of the optical cable joint box is prevented from being blocked.
In order to realize the insertion of the rotating shaft 50 and the operating rod 51, various structural designs are possible.
For example, referring to fig. 2, one end of the operating rod 51 is provided with a limiting hole 510 adapted to one end of the rotating shaft 50, and the operating rod 51 is inserted into the rotating shaft 50 through the limiting hole 510.
For another example, one end of the rotating shaft 50 is provided with a limiting hole 510 adapted to one end of the operating rod 51, and the rotating shaft 50 is inserted into the operating rod 51 through the limiting hole 510.
Wherein, in order to play limiting role to can drive the rotation axis 50 rotatory after making the action bars 51 peg graft, spacing hole 510 can not use the circular port, so spacing hole 510 is oval, triangle-shaped, quadrangle, pentagon or hexagon etc. in the ascending cross-section of perpendicular to action bars 51 axial, other irregular figure also can.
As shown in fig. 2, the operating mechanism 5 further includes a fastening member 52, and the fastening member 52 is inserted between the rotating shaft 50 and the operating lever 51 to fix the rotating shaft 50 and the operating lever 51. Obviously, the fasteners 52 may use screws, pins, etc.
For example, if the limiting hole 510 is formed on the rotating shaft 50, the fastening member 52 passes through the rotating shaft 50, enters the limiting hole 510, and abuts against or passes through the operating rod 51.
For another example, if the limiting hole 510 is formed on the operating rod 51, the fastening member 52 passes through the operating rod 51, enters the limiting hole 510, and abuts against or passes through the rotating shaft 50.
In order to prevent the operating mechanism 5 from being lost, referring to fig. 2, the operating rod 51 includes a shaft sleeve 511 and a handle 512, the shaft sleeve 511 is inserted into the rotating shaft 50, and the handle 512 is rotatably connected to the shaft sleeve 511; when the handle 512 is in the working state, the handle 512 is coaxial with the rotating shaft 50; when the handle 512 is in the stowed state, the handle 512 is rotated to be parallel to the mounting bracket 2. Handle 512 adopts and rotates the connected mode, and when the during operation, rotates downwards to coaxial with rotation axis 50, and then carries out extrusion sealing operation, after accomplishing extrusion sealing operation, upwards rotates to parallel with mounting bracket 2 to accomodate, convenient operation, and can not lose, make things convenient for construction operation and follow-up maintenance.
The present application further provides a cable closure comprising a link-type compression device for sealing a cable closure as provided in any of the above embodiments.
In the description of the present application, it should be noted that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience in describing the present application and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and operate, and thus, should not be construed as limiting the present application. Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
It is noted that, in the present application, relational terms such as "first" and "second", and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising a," "8230," "8230," or "comprising" does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.
The above description is merely exemplary of the present application and is presented to enable those skilled in the art to understand and practice the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. A connecting rod formula extrusion device of cable splice closure sealing usefulness, its characterized in that includes:
a base (1);
the mounting frame (2) is assembled on the base (1);
the extrusion mechanism (4) is sleeved on the mounting frame (2), and a placement space (40) for placing the elastic sealing body (6) is formed between the extrusion mechanism (4) and the base (1);
the connecting rod mechanism (3) is positioned in the mounting frame (2), and the upper end and the lower end of the connecting rod mechanism are respectively hinged to the mounting frame (2) and the extrusion mechanism (4);
the operating mechanism (5) is arranged in the connecting rod mechanism (3) in a penetrating way and is in threaded connection with the connecting rod mechanism (3); the operating mechanism (5) is used for rotating to drive the upper end and the lower end of the connecting rod mechanism (3) to be close to or far away from each other, and the extrusion mechanism (4) moves towards or away from the base (1) on the mounting frame (2).
2. The link extrusion apparatus for sealing a cable closure of claim 1, wherein:
the link mechanism (3) comprises a first link (30), a second link (31), a third link (32) and a fourth link (33);
the upper ends of the first connecting rod (30) and the second connecting rod (31) are hinged to the top of the mounting frame (2); the lower ends of the third connecting rod (32) and the fourth connecting rod (33) are hinged to the extrusion mechanism (4);
the first connecting rod (30) and the third connecting rod (32) are hinged on a first connecting part (34); the second connecting rod (31) and the fourth connecting rod (33) are hinged on a second connecting part (35);
the operating mechanism (5) passes through the first connecting part (34) and the second connecting part (35) and is in threaded connection with one of the first connecting part and the second connecting part.
3. The link extrusion apparatus for sealing a cable closure of claim 2, wherein:
the operating mechanism (5) is also in threaded connection with the other of the first connecting part (34) and the second connecting part (35), and the thread directions of the first connecting part (34) and the second connecting part (35) are opposite.
4. The link extrusion apparatus for sealing a cable closure of claim 1, wherein:
the mounting frame (2) comprises a top cover (20) and a plurality of upright posts (21), wherein the top cover (20) is mounted at the tops of the upright posts (21);
the connecting rod mechanism (3) is hinged to the top cover (20).
5. The link press for sealing a cable closure according to claim 1, wherein the operating mechanism (5) comprises:
the rotating shaft (50) penetrates through the connecting rod mechanism (3) and is in threaded connection with the connecting rod mechanism (3);
and one end of the operating rod (51) is plugged with the rotating shaft (50).
6. The link extrusion apparatus for sealing a cable closure of claim 5, wherein:
one end of the operating rod (51) is provided with a limiting hole (510) matched with one end of the rotating shaft (50), and the operating rod (51) is inserted into the rotating shaft (50) through the limiting hole (510);
or one end of the rotating shaft (50) is provided with a limiting hole (510) matched with one end of the operating rod (51), and the rotating shaft (50) is connected with the operating rod (51) in an inserting mode through the limiting hole (510).
7. The link extrusion apparatus for sealing a cable closure of claim 6, wherein: the cross section of the limiting hole (510) perpendicular to the axial direction of the operating rod (51) is oval, triangular, quadrilateral, pentagonal or hexagonal.
8. The link extrusion apparatus for sealing a cable closure of claim 5, wherein: the operating mechanism (5) further comprises a fastening piece (52), and the fastening piece (52) is inserted between the rotating shaft (50) and the operating rod (51) to fix the rotating shaft (50) and the operating rod (51).
9. The link extrusion apparatus for sealing a cable closure of claim 5, wherein:
the operating rod (51) comprises a shaft sleeve (511) and a handle (512), the shaft sleeve (511) is inserted into the rotating shaft (50), and the handle (512) is rotatably connected to the shaft sleeve (511);
when the handle (512) is in a working state, the handle (512) is coaxial with the rotating shaft (50);
when the handle (512) is in the stowed state, the handle (512) rotates to be parallel to the mounting bracket (2).
10. An optical cable splice closure, comprising: comprising a link press for sealing a cable closure according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222248501.4U CN217902137U (en) | 2022-08-25 | 2022-08-25 | Connecting rod type extrusion device for sealing optical cable joint box and optical cable joint box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222248501.4U CN217902137U (en) | 2022-08-25 | 2022-08-25 | Connecting rod type extrusion device for sealing optical cable joint box and optical cable joint box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217902137U true CN217902137U (en) | 2022-11-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222248501.4U Active CN217902137U (en) | 2022-08-25 | 2022-08-25 | Connecting rod type extrusion device for sealing optical cable joint box and optical cable joint box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217902137U (en) |
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2022
- 2022-08-25 CN CN202222248501.4U patent/CN217902137U/en active Active
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