Adjustable connector for bridge

Abstract

The utility model relates to the technical field of bridge frames, and discloses an adjustable bridge frame connector, which comprises a T-shaped bridge frame, linear bridge frames and connectors, the linear bridge frames are arranged on two sides of the T-shaped bridge frame, the connectors are arranged between the T-shaped bridge frame and the linear bridge frames, sliding blocks are fixedly arranged on the inner sides of the connectors, and the sliding blocks are connected with the T-shaped bridge frame. A limiting plate is fixedly installed on the face, away from the connector, of the sliding block, outer grooves are formed in the outer sides of the T-shaped bridge frame and the straight-line-shaped bridge frame, and inner grooves are formed in the inner sides of the T-shaped bridge frame and the straight-line-shaped bridge frame. According to the adjustable connector for the bridge, the sliding block and the limiting plate in the connector are matched with the inner groove and the outer groove, the connector can be directly clamped on the sides of a T-shaped bridge and a linear bridge, rapid butt joint of the T-shaped bridge and the linear bridge can be achieved, and meanwhile the limiting plate can play a limiting role; the connector is ensured not to be separated from the T-shaped bridge frame and the linear bridge frame, the operation is simple, and the use is convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to bridge technology field, concretely is a joint for adjustable bridge. BACKGROUND

[0002] Bridge joint is the key connecting component in bridge system, from structure, it usually is according to the type and specification of bridge to design, for slot type bridge joint, its shape and slot type bridge match, inside general is hollow passageway, can guarantee cable to pass smoothly, its edge will have accurate interface design, ensure and bridge closely adhere, maintain the integrity of whole bridge line, the quality of bridge joint is directly related to the stability of bridge system, and high-quality joint generally adopts high-strength material, such as high-quality steel or aluminum alloy, and the joint made of steel is firm and durable, and has high load capacity, can bear the laying of cable of large weight, and its purpose is to guarantee the stable connection of bridge, so that the cable can be normally transmitted in the safe passageway.

[0003] The existing tee cable special bridge joint adopts bolt fixing between the joint and bridge, and in the actual operation process, since the bolts need to be screwed into the corresponding screw holes one by one and tightened, the installation steps are extremely cumbersome and inconvenient to use. SUMMARY

[0004] The utility model provides a joint for adjustable bridge, which can effectively solve the problems in the prior art.

[0005] The utility model employs the technical scheme: a joint for adjustable bridge, including T shape bridge, a shape bridge and connecting head, one side of T shape bridge is provided with a shape bridge, connecting head is provided between T shape bridge and a shape bridge, the inner side of connecting head is fixedly installed with sliding block, the side away from connecting head of sliding block is fixedly installed with limit board, the outer side of T shape bridge and a shape bridge is provided with outer recess, the inner side of T shape bridge and a shape bridge is provided with inner recess.

[0006] Preferably, the top end of the T-shaped bridge is fixedly installed with a cover plate two through bolts, and the top end of the one-shaped bridge is fixedly installed with a cover plate one through bolts.

[0007] Through the above technical scheme, when in use, the cover plate one can be installed on the top end of the one-shaped bridge through bolts, and the cover plate two can be installed on the top end of the T-shaped bridge through bolts, so as to avoid dust from falling into the interior of the T-shaped bridge and the one-shaped bridge.

[0008] Preferably, the sliding block and the limit board jointly form a "T" shaped structure, the limit board is located on the outer side of the outer recess and the inner recess, the limit board is in sliding connection with the T-shaped bridge and the one-shaped bridge, and the outer recess and the inner recess are interconnected.

[0009] With the above technical solution, during use, first insert the slider and limit plate assembly inside the connector head into the outer groove and inner groove. Only when two identical sliders and limit plates enter the inner sides of the T-shaped bridge and the straight-shaped bridge respectively, and then pull in the direction of the straight-shaped bridge, the installation of the T-shaped bridge and the straight-shaped bridge can be completed.

[0010] Preferably, the number of the sliders and limit plates is twice that of the connector head. The cross-section of the connector head is in an "L" shape structure, and the widths of the two connector heads are the same as those of the T-shaped bridge and the straight-shaped bridge.

[0011] With the above technical solution, during use, two identical connector heads jointly form a "mouth" shape structure with no contact in the middle, which can be sleeved at the connection of the T-shaped bridge and the straight-shaped bridge.

[0012] Preferably, the cross-sections of the T-shaped bridge and the straight-shaped bridge are in a "concave" shape structure, the cross-sections of the first cover plate and the second cover plate are in a "冂" shape structure, and both the T-shaped bridge and the straight-shaped bridge are made of aluminum alloy.

[0013] With the above technical solution, the T-shaped bridge and the straight-shaped bridge made of aluminum alloy can effectively prevent the T-shaped bridge and the straight-shaped bridge from rusting.

[0014] Preferably, the connector head is located between the first cover plate and the second cover plate, and the connector head抵触with the first cover plate and the second cover plate.

[0015] With the above technical solution, ensuring that the connection between the connector head and the first cover plate and the second cover plate is in a tightened state can prevent dust from falling in.

[0016] Compared with the prior art, the present utility model provides a connector for an adjustable bridge, having the following beneficial effects: For this connector for an adjustable bridge, through the cooperation of the slider and the limit plate inside the connector head with the inner and outer grooves, the connector head can be directly clamped on the sides of the T-shaped bridge and the straight-shaped bridge. At the same time, the limit plate can play a limiting role to ensure that the connector head will not separate from the T-shaped bridge and the straight-shaped bridge. The operation is simple and the use is convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 is a three-dimensional structural schematic diagram of the present utility model;

[0018] Figure 2 is a split structural schematic diagram of the T-shaped bridge and the straight-shaped bridge of the present utility model;

[0019] Figure 3 is a sectional structural schematic diagram of the T-shaped bridge and the straight-shaped bridge of the present utility model;

[0020] Figure 4This is a three-dimensional structural diagram of the connector of this utility model;

[0021] Figure 5 This is a schematic diagram of the three-dimensional structure of the T-shaped cable tray of this utility model.

[0022] The components include: 1. T-shaped cable tray; 2. Straight cable tray; 3. Cover plate one; 4. Cover plate two; 5. Connector; 6. External groove; 7. Internal groove; 8. Slider; 9. Limiting plate. Detailed Implementation

[0023] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0024] Example 1: As Figures 1-5 As shown, the present invention provides an adjustable cable tray connector, including a T-shaped cable tray 1, a straight cable tray 2, and a connector 5. Straight cable trays 2 are provided on both sides of the T-shaped cable tray 1, and a connector 5 is provided between the T-shaped cable tray 1 and the straight cable tray 2. A slider 8 is fixedly installed on the inner side of the connector 5, and a limit plate 9 is fixedly installed on the side of the slider 8 away from the connector 5. An outer groove 6 is provided on the outer side of the T-shaped cable tray 1 and the straight cable tray 2, and an inner groove 7 is provided on the inner side of the T-shaped cable tray 1 and the straight cable tray 2.

[0025] Specifically, the top of the T-shaped cable tray 1 is fixed with a cover plate 4 by bolts, and the top of the straight cable tray 2 is fixed with a cover plate 3 by bolts. The advantage is that, during use, cover plate 3 can be bolted to the top of the straight cable tray 2, and cover plate 4 can be bolted to the top of the T-shaped cable tray 1, preventing dust from falling into the interior of the T-shaped cable tray 1 and the straight cable tray 2.

[0026] Specifically, the slider 8 and the limiting plate 9 together form a "T"-shaped structure. The limiting plate 9 is located outside the outer groove 6 and the inner groove 7. The limiting plate 9 is slidably connected to the T-shaped cable tray 1 and the straight cable tray 2. The outer groove 6 and the inner groove 7 are interconnected. The advantage is that, in use, the slider 8 and the limiting plate 9 assembly inside the connector 5 are first inserted into the outer groove 6 and the inner groove 7. Only when two identical sliders 8 and limiting plates 9 are respectively inserted into the inner side of the T-shaped cable tray 1 and the straight cable tray 2, and then pulled towards the straight cable tray 2, the installation of the T-shaped cable tray 1 and the straight cable tray 2 can be completed.

[0027] Example 2: Figures 2-5 As shown, this is an improvement on the previous embodiment.

[0028] Specifically, the number of the sliding blocks 8 and the limiting plates 9 is twice the number of the connecting heads 5, the cross section of the connecting heads 5 is in the shape of "L", and the width of the two connecting heads 5 is the same as the width of the T-shaped bridge 1 and the I-shaped bridge 2. The advantage is that the two identical connecting heads 5 together form a "mouth" shape structure without contact in the middle, which can be sleeved at the connecting position of the T-shaped bridge 1 and the I-shaped bridge 2.

[0029] Specifically, the cross section of the T-shaped bridge 1 and the I-shaped bridge 2 is in the shape of "concave", the cross section of the cover plate one 3 and the cover plate two 4 is in the shape of "feng", and the T-shaped bridge 1 and the I-shaped bridge 2 are made of aluminum alloy. The advantage is that the T-shaped bridge 1 and the I-shaped bridge 2 made of aluminum alloy can effectively prevent the T-shaped bridge 1 and the I-shaped bridge 2 from rusting.

[0030] Specifically, the connecting head 5 is located between the cover plate one 3 and the cover plate two 4, and the connecting head 5 is in contact with the cover plate one 3 and the cover plate two 4. The advantage is that the connecting position of the connecting head 5, the cover plate one 3 and the cover plate two 4 is in a tightly contacted state, which can prevent dust from falling in.

[0031] Working principle: the worker first installs the T-shaped bridge 1 on the hanger, then places the I-shaped bridge 2 on the hanger, slides the I-shaped bridge 2, and then inserts the sliding blocks 8 and the limiting plates 9 in the connecting head 5 into the outer groove 6 and the inner groove 7, until the two identical sliding blocks 8 and the limiting plates 9 enter the inner side of the T-shaped bridge 1 and the I-shaped bridge 2, and then pulls the I-shaped bridge 2 in the direction of the I-shaped bridge 2, so as to complete the installation of the T-shaped bridge 1 and the I-shaped bridge 2. Then the cover plate one 3 and the cover plate two 4 are installed on the T-shaped bridge 1 and the I-shaped bridge 2 in turn, and the bolts are locked, so as to complete the installation. The operation is simple and convenient to use.

[0032] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. An adjustable joint for a bridge, comprising a T-shaped bridge (1), a straight bridge (2) and a connecting head (5), characterized in that: The T-shaped bridge (1) is provided with a one-shaped bridge (2) on both sides, the T-shaped bridge (1) and the one-shaped bridge (2) are provided with connecting heads (5), the inner side of the connecting head (5) is fixedly installed with a sliding block (8), the side of the sliding block (8) away from the connecting head (5) is fixedly installed with a limiting plate (9), the outer side of the T-shaped bridge (1) and the one-shaped bridge (2) is provided with an outer groove (6), and the inner side of the T-shaped bridge (1) and the one-shaped bridge (2) is provided with an inner groove (7).

2. A joint for a power cable according to claim 1, characterized in that: The top end of the T-shaped bridge (1) is fixedly installed with a cover plate two (4) through bolts, and the top end of the one-shaped bridge (2) is fixedly installed with a cover plate one (3) through bolts.

3. The adjustable joint for a power bus according to claim 1, wherein: The sliding block (8) and the limiting plate (9) jointly constitute a "T" shaped structure, the limiting plate (9) is located on the outer side of the outer groove (6) and the inner groove (7), the limiting plate (9) is in sliding connection with the T-shaped bridge (1) and the one-shaped bridge (2), and the outer groove (6) and the inner groove (7) are interconnected.

4. The adjustable joint for a power bus of claim 1, wherein: The number of the sliding block (8) and the limiting plate (9) is twice that of the connecting head (5), the cross section of the connecting head (5) is in an "L" shaped structure, and the width of the two connecting heads (5) is the same as the width of the T-shaped bridge (1) and the one-shaped bridge (2).

5. The adjustable joint for a power bus of claim 1, wherein: The cross section of the T-shaped bridge (1) and the one-shaped bridge (2) is in a "concave" shaped structure, the cross section of the cover plate one (3) and the cover plate two (4) is in a "H" shaped structure, and the T-shaped bridge (1) and the one-shaped bridge (2) are both made of aluminum alloy.

6. The adjustable joint for a power bus of claim 1, wherein: The connecting head (5) is located between the cover plate one (3) and the cover plate two (4), and the connecting head (5) is in mutual abutment with the cover plate one (3) and the cover plate two (4).

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