Rail transit combined photoelectric cross-connecting box

Abstract

The utility model belongs to the technical field of photoelectric cross-connecting boxes, in particular to a rail transit combined type photoelectric cross-connecting box, which comprises a lower photoelectric cross-connecting box body and an upper photoelectric cross-connecting box body, and further comprises locking mechanisms, the composition board is fixed at the bottom end of the outer side surface of the upper photoelectric cross-connecting box body, and a positioning hole is formed in the composition board; a locking plate; the locking block is fixedly arranged on the locking plate; the adjusting mechanism is fixed on the lower photoelectric cross-connecting box body and is used for controlling the two locking plates to move; according to the utility model, the combination position of the upper photoelectric cross-connecting box body and the lower photoelectric cross-connecting box body is accurately positioned through the locking plate and the positioning hole, locking is formed through the locking block and the combination plate, locking and unlocking can be realized by controlling the movement of the locking plate through the adjusting mechanism, the combination is convenient and fast, the stability performance is high, and the combination can be completed by a single person.

Description

Technical Field

[0001] The utility model belongs to the technical field of photoelectric transfer boxes, and in particular relates to a rail transit combined photoelectric transfer box. Background Art

[0002] The optoelectronic junction box is a junction device that provides termination and jumpering for the trunk layer optical cable and the distribution layer optical cable. After the optical cable is introduced into the optical cable junction box, it is fixed, terminated, and fiber-matched, and then the trunk layer optical cable and the distribution layer optical cable are connected using jumpers. In the field of rail transit, the optoelectronic junction box is a device used to connect special optical cables for rail transit.

[0003] In the prior art, a Chinese utility model patent with authorization announcement number CN219392327U discloses "a combined optoelectronic junction box", including a base, the bottom of the base is fixedly connected to a support leg, the support leg is provided with a support ball mechanism, the base is fixedly connected to a first box body mechanism, the first box body mechanism is provided with a connecting leg mechanism, the connecting leg mechanism is fixedly connected to a second box body mechanism, the second box body mechanism is fixedly connected to an insertion rod mechanism, the connecting leg mechanism can be limited by the insertion rod mechanism to achieve a stable connection between the boxes, thereby improving the efficiency of the combined installation of the optoelectronic junction box.

[0004] Although the combined optoelectronic junction boxes of the prior art including the above-mentioned ones can achieve a stable connection between the boxes, in actual operation, it is necessary to manually move the plug rod and then insert the plug strip into the plug sleeve, and multiple workers are required to operate together, making the installation process more cumbersome.

[0005] In order to solve the above problems, the present application proposes a rail transit combined optoelectronic handover box. Utility Model Content

[0006] In order to solve the above problems existing in the prior art, the utility model provides a rail transit combined photoelectric handover box, which has the characteristics of easy use, easy installation and high stability.

[0007] To achieve the above object, the utility model provides the following technical solution: a rail transit combined optoelectronic transfer box, comprising a lower optoelectronic transfer box body and an upper optoelectronic transfer box body fixed on the top of the lower optoelectronic transfer box body, and also comprising a locking mechanism, two sets of the locking mechanisms are symmetrically distributed, and the locking mechanism comprises:

[0008] A combination plate, the combination plate is fixed to the bottom end of the outer side surface of the upper photoelectric junction box, and has a positioning hole on the combination plate;

[0009] A locking plate, wherein the two locking plates are symmetrically distributed and have opposite degrees of freedom of movement in horizontal directions, and the locking plates pass through the positioning hole;

[0010] A locking block, which is fixed on the locking plate and is locked with the combination plate when the locking plate passes through the positioning hole;

[0011] An adjustment mechanism is fixed on the lower photoelectric junction box and is used to control the movement of the two locking plates.

[0012] As a preferred technical solution of the utility model, the bottom surface of the locking block is an inclined surface, and the locking block is partially embedded in the positioning hole.

[0013] As a preferred technical solution of the present utility model, the outer wall of the locking plate fits the inner wall of the positioning hole.

[0014] As a preferred technical solution of the utility model, the adjustment mechanism includes:

[0015] A fixing plate, two fixing plates being symmetrically fixed on the lower photoelectric junction box;

[0016] A bidirectional screw is rotatably installed between the two fixing plates, and the bidirectional screw passes through the locking plate and is connected to the locking plate by threaded engagement.

[0017] As a preferred technical solution of the utility model, one end of the bidirectional screw rod passes through the fixing plate, and a knob is fixed on the protruding end of the bidirectional screw rod.

[0018] As a preferred technical solution of the utility model, the adjustment mechanism also includes:

[0019] A guide rod is fixed between the two fixing plates and passes through the locking plate.

[0020] As a preferred technical solution of the utility model, heat dissipation louvers are provided on the left and right sides of the lower photoelectric junction box and the upper photoelectric junction box, and heat dissipation fans are installed on the tops of the lower photoelectric junction box and the upper photoelectric junction box.

[0021] As a preferred technical solution of the utility model, a first wire outlet hole is opened on the top surface of the lower optoelectronic junction box body, and a second wire outlet hole is opened on the bottom surface of the upper optoelectronic junction box body.

[0022] As a preferred technical solution of the utility model, universal wheels are fixed on the four corners of the bottom surface of the lower optoelectronic junction box.

[0023] Compared with the prior art, the beneficial effects of the utility model are:

[0024] In the utility model, the combined position of the upper optoelectronic junction box and the lower optoelectronic junction box is accurately positioned by the locking plate and the positioning hole, and the locking block and the combined plate are locked. The locking and unlocking can be achieved by controlling the movement of the locking plate through the adjustment mechanism. The combination is convenient, the stability is high, and the combination can be completed by a single person.

[0025] Other additional advantages and beneficial effects of the present application will be given in part in the following description, and in part will become apparent from the following description, or will be understood through the practice of the present application. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0027] Figure 1 It is a structural schematic diagram of the utility model;

[0028] Figure 2 For this utility model Figure 1 A is an enlarged structural diagram;

[0029] Figure 3 It is a schematic diagram of the axonometric structure of the utility model.

[0030] In the figure: 1, lower photoelectric junction box; 11, first outlet hole; 2, upper photoelectric junction box; 21, combination plate; 211, positioning hole; 22, second outlet hole; 3, universal wheel; 4, heat dissipation shutter; 5, locking plate; 51, locking block; 6, adjustment mechanism; 61, fixing plate; 62, bidirectional screw; 621, knob; 63, guide rod; 7, heat dissipation fan. DETAILED DESCRIPTION

[0031] 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.

[0032] See also Figure 1-Figure 3 The utility model provides the following technical solutions: a rail transit combined optoelectronic transfer box, including a lower optoelectronic transfer box body 1 and an upper optoelectronic transfer box body 2 fixed on the top of the lower optoelectronic transfer box body 1, and also including a locking mechanism, the two sets of locking mechanisms are symmetrically distributed, and the locking mechanism includes: a combined plate 21, a locking plate 5, a locking block 51 and an adjustment mechanism 6.

[0033] Specifically, by Figure 1 and Figure 2 As shown, in the present embodiment, the combination plate 21 is fixed to the bottom end of the outer side surface of the upper photoelectric transfer box 2, and a positioning hole 211 is provided on the combination plate 21, the two locking plates 5 are symmetrically distributed and have opposite degrees of freedom of movement in the horizontal direction, the locking plate 5 passes through the positioning hole 211, the locking block 51 is fixed on the locking plate 5, and when the locking plate 5 passes through the positioning hole 211, the locking block 51 and the combination plate 21 are locked, and the adjustment mechanism 6 is fixed on the lower photoelectric transfer box 1 to control the movement of the two locking plates 5. Therefore, when the upper photoelectric transfer box 2 and the lower photoelectric transfer box 1 are combined, the upper photoelectric transfer box 2 is placed on the top of the lower photoelectric transfer box 1, and the locking plate 5 passes through the positioning hole 211 for positioning, and then the locking plate 5 is moved toward the outside by the adjustment mechanism 6, so that the two locking plates 5 are separated from each other, and the locking block 51 and the combination plate 21 are locked, and the combination of the upper photoelectric transfer box 2 and the lower photoelectric transfer box 1 can be completed, and the combination is convenient, stable, and can be completed by a single person.

[0034] Preferably, by Figure 1 and Figure 2 As shown, in this embodiment, the bottom surface of the locking block 51 is an inclined surface, and the locking block 51 is partially embedded in the positioning hole 211. Therefore, when the locking block 51 presses against the end of the positioning hole 211, the force on the inclined surface will generate a component force, which will further press down the combination plate 21, further improving the stability of the combination of the upper optoelectronic junction box 2 and the lower optoelectronic junction box 1.

[0035] Preferably, by Figure 1 and Figure 2 As shown, in this embodiment, the outer wall of the locking plate 5 fits the inner wall of the positioning hole 211, which has a good positioning effect and further improves the stability of the combination of the upper optoelectronic junction box 2 and the lower optoelectronic junction box 1, avoiding relative lateral displacement between the upper optoelectronic junction box 2 and the lower optoelectronic junction box 1.

[0036] Optionally, by Figure 1 and Figure 2 As shown, in this embodiment, the adjustment mechanism 6 includes: a fixed plate 61 and a bidirectional screw 62. The two fixed plates 61 are symmetrically fixed on the lower optoelectronic junction box 1. The bidirectional screw 62 is rotatably installed between the two fixed plates 61. The bidirectional screw 62 penetrates the locking plate 5 and is connected to the locking plate 5 by threaded engagement. By rotating the bidirectional screw 62, the two locking plates 5 move closer to the inside or away from the outside under the action of threaded engagement.

[0037] Preferably, by Figure 1 and Figure 2As shown, in this embodiment, one end of the bidirectional screw 62 passes through the fixing plate 61 , and a knob 621 is fixed on the protruding end of the bidirectional screw 62 , and the bidirectional screw 62 is easily rotated by the knob 621 .

[0038] Preferably, by Figure 1 and Figure 2 As shown, in this embodiment, the adjustment mechanism 6 further includes: a guide rod 63 , which is fixed between the two fixing plates 61 and passes through the locking plate 5 , and is used to guide the locking plate 5 to further improve the stability of the locking plate 5 .

[0039] Preferably, by Figure 1 and Figure 3 As shown, in the present embodiment, heat dissipation louvers 4 are provided on the left and right sides of the lower optoelectronic junction box 1 and the upper optoelectronic junction box 2, and heat dissipation fans 7 are installed on the tops of the lower optoelectronic junction box 1 and the upper optoelectronic junction box 2. When the heat dissipation fans 7 are turned on, the heat dissipation fans 7 blow out cooling air, and air circulation is achieved by utilizing the heat dissipation louvers 4, which helps to dissipate the heat of the vital components in the lower optoelectronic junction box 1 and the upper optoelectronic junction box 2.

[0040] Preferably, by Figure 1 and Figure 3 As shown, in this embodiment, a first wire outlet hole 11 is opened on the top surface of the lower optoelectronic junction box 1, and a second wire outlet hole 22 is opened on the bottom surface of the upper optoelectronic junction box 2. The first wire outlet hole 11 and the second wire outlet hole 22 are convenient for connecting the components in the lower optoelectronic junction box 1 and the upper optoelectronic junction box 2 by cables.

[0041] Preferably, by Figure 1 As shown, in this embodiment, universal wheels 3 are fixed to the four corners of the bottom surface of the lower optoelectronic transfer box 1 to facilitate the transportation of the lower optoelectronic transfer box 1 and the upper optoelectronic transfer box 2.

[0042] It should be noted that the cooling fan 7 is a conventional device purchased on the market with a built-in power switch. Those skilled in the art can make a conventional selection according to usage requirements. Its working principle is common knowledge known to those skilled in the art and has been fully disclosed in the prior art, so it will not be elaborated in this article.

[0043] The circuit connection involved in the utility model is a common means used by those skilled in the art, and technical inspiration can be obtained through a limited number of experiments, and it belongs to the widely used existing technology.

[0044] Components not described in detail herein are prior art.

[0045] Working principle and use process of the utility model: When the combined photoelectric exchange box of the utility model is combined with the upper photoelectric exchange box body 2 and the lower photoelectric exchange box body 1, the upper photoelectric exchange box body 2 is placed on the top of the lower photoelectric exchange box body 1, and the locking plate 5 passes through the positioning hole 211 for positioning;

[0046] Then, the bidirectional screw 62 is rotated to move the two locking plates 5 away from the outside under the action of the screw thread, and the locking block 51 and the combination plate 21 are locked, so that the upper photoelectric junction box 2 and the lower photoelectric junction box 1 are combined, which is convenient and stable, and can be completed by one person;

[0047] Turn on the cooling fan 7, the cooling fan 7 blows out cooling air, and uses the cooling louvers 4 to achieve air circulation, which helps to dissipate the heat of the vital energy components in the lower photoelectric junction box 1 and the upper photoelectric junction box 2;

[0048] The first outlet hole 11 and the second outlet hole 22 facilitate the use of cables to connect the components in the lower optoelectronic junction box 1 and the upper optoelectronic junction box 2 .

[0049] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A combined optoelectronic transfer box for rail transit, comprising a lower optoelectronic transfer box body (1) and an upper optoelectronic transfer box body (2) fixed on the top of the lower optoelectronic transfer box body (1), characterized in that: It also includes a locking mechanism, wherein two sets of the locking mechanisms are symmetrically distributed, and the locking mechanism includes: A combined plate (21), the combined plate (21) being fixed to the bottom end of the outer side surface of the upper photoelectric junction box (2), and having a positioning hole (211) on the combined plate (21); Locking plates (5), the two locking plates (5) being symmetrically distributed and having opposite degrees of freedom of movement in horizontal directions, the locking plates (5) passing through the positioning holes (211); A locking block (51), wherein the locking block (51) is fixed on the locking plate (5), and when the locking plate (5) passes through the positioning hole (211), the locking block (51) and the combined plate (21) are locked; An adjustment mechanism (6), the adjustment mechanism (6) is fixed on the lower photoelectric junction box (1) and is used to control the movement of the two locking plates (5).

2. The rail transit combined photoelectric transfer box according to claim 1 is characterized in that: The bottom surface of the locking block (51) is an inclined surface, and a portion of the locking block (51) is embedded in the positioning hole (211).

3. The rail transit combined photoelectric transfer box according to claim 1 is characterized in that: The outer wall of the locking plate (5) fits the inner wall of the positioning hole (211).

4. The rail transit combined photoelectric transfer box according to claim 1 is characterized in that: The adjustment mechanism (6) comprises: A fixing plate (61), wherein two fixing plates (61) are symmetrically fixed on the lower photoelectric junction box (1); A bidirectional screw (62) is rotatably mounted between the two fixing plates (61), and the bidirectional screw (62) passes through the locking plate (5) and is connected to the locking plate (5) by screw thread engagement.

5. The rail transit combined optoelectronic transfer box according to claim 4 is characterized in that: One end of the bidirectional screw rod (62) passes through the fixing plate (61), and a knob (621) is fixed on the protruding end of the bidirectional screw rod (62).

6. The rail transit combined photoelectric transfer box according to claim 4 is characterized in that: The adjustment mechanism (6) further comprises: A guide rod (63), wherein the guide rod (63) is fixed between the two fixing plates (61) and passes through the locking plate (5).

7. The rail transit combined optoelectronic transfer box according to claim 1 is characterized in that: Heat dissipation louvers (4) are provided on the left and right sides of the lower photoelectric transfer box (1) and the upper photoelectric transfer box (2), and heat dissipation fans (7) are installed on the tops of the lower photoelectric transfer box (1) and the upper photoelectric transfer box (2).

8. The rail transit combined optoelectronic transfer box according to claim 1 is characterized in that: A first wire outlet hole (11) is provided on the top surface of the lower photoelectric junction box (1), and a second wire outlet hole (22) is provided on the bottom surface of the upper photoelectric junction box (2).

9. The rail transit combined optoelectronic transfer box according to claim 1, characterized in that: Universal wheels (3) are fixed to the four corners of the bottom surface of the lower optoelectronic junction box (1).

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