CN210536214U

CN210536214U - Improved bracket for cable bridge

Info

Publication number: CN210536214U
Application number: CN201921750131.6U
Authority: CN
Inventors: 钱玡森
Original assignee: Zhenjiang Hero Electric Appliance Complete Set Co Ltd
Current assignee: Zhenjiang Hero Electric Appliance Complete Set Co Ltd
Priority date: 2019-10-17
Filing date: 2019-10-17
Publication date: 2020-05-15
Anticipated expiration: 2029-10-17

Abstract

The utility model relates to a cable testing bridge accessory technical field, concretely relates to cable testing bridge is with improved generation support, including cross arm, screw mounting hole, flexible post, fixed column, blind hole, base plate, inflation bolt hole, locating hole, pin lever, through-hole, coupling mechanism includes the stopper, inserts axle, resetting means. The utility model has the advantages that: through inserting the pin rod in the locating hole of difference, realize the altitude mixture control of cross arm, and the cross arm is used for installing the cable testing bridge, therefore the mounting height of cable testing bridge can be adjusted, the pin rod is inserted and is closed back in the locating hole, only need loosen the axle of inserting, under the extension spring effect, the drive is inserted the axle and is inserted in the slot of pin rod, make the pin rod be in spacing state, promptly, flexible post is connected with the fixed column is firm relatively, replace among the prior art, need revolve soon connecting screw repeatedly, workman's intensity of labour has been reduced to a certain extent at least, the operating efficiency has comparatively obvious promotion simultaneously.

Description

Improved bracket for cable bridge

Technical Field

The utility model relates to a cable testing bridge accessory technical field, concretely relates to cable testing bridge is with improved generation support.

Background

The cable bridge is divided into structures of a groove type, a tray type, a ladder type, a grid type and the like, and comprises a support, a supporting arm, an installation accessory and the like. The inner bridge frame of the building can be independently erected and also can be laid on various buildings and pipe gallery supports, the characteristics of simple structure, attractive appearance, flexible configuration, convenient maintenance and the like are reflected, all parts need to be galvanized, and the inner bridge frame is arranged outside the building in the open air.

When a cable bridge is installed, the cable bridge is suspended and installed in a building through a support, due to the fact that errors exist in measurement and manufacturing, and the structural plate surface of a base of the installation support is uneven, the height of the support after installation often deviates from the required height, the height difference of a few centimeters can occur at the height position of the bridge, the flatness of the bridge cannot meet the requirement, and the related requirement of construction quality acceptance specification GB 50303 and 2015 for building electrical engineering is not met.

In view of this, chinese patent No. CN201821600039.7 discloses a height-adjustable cable bridge support hanger, which includes a base plate, a supporting plate, an adjustable hanger rod, and a hanger cross arm, wherein a supporting guard plate is fixedly connected to the surface of the base plate, an adjustable hanger rod is disposed on the internal corner surface of the supporting guard plate, a positioning hole is disposed on the surface of the adjustable hanger rod, a connection screw is screwed inside the positioning hole, and the surface of the adjustable hanger rod is slidably connected to the hanger cross arm; the utility model provides a bed plate of gallows, adjustable jib and gallows cross arm are whole to be accomplished at the prefabrication of processing factory, and the job site need not the welding, only needs to carry out the cutting of adjustable jib, assembles and installs with the bed plate, has reduced on-the-spot prefabrication process, improves the work efficiency, if because of structural plane unevenness or cutting deviation produce the gallows height non-uniform, can the fixed position of locating hole between bed plate and adjustable jib once in the field adjustment, guaranteed the gallows height uniform.

According to the scheme, the connecting screw rods are inserted into different positioning holes, so that the installation height of the cable bridge is adjusted, in the scheme, when the adjusting operation is carried out, workers are required to repeatedly screw the connecting screw rods, the operation is complex, the labor intensity of the workers is high, and therefore the prior art still has an improved space.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the problem that exists among the prior art, provide an improved generation support for cable testing bridge, it can realize reducing the adjustment efficiency of cable testing bridge mounting height to at least a certain extent, and workman's intensity of labour has certain reduction simultaneously.

In order to realize the technical purpose, the technical effect is achieved, the utility model discloses a realize through following technical scheme:

an improved support for a cable bridge comprises a cross arm, wherein two ends of the cross arm in the length direction are respectively provided with a screw mounting hole, two telescopic columns respectively positioned at two ends of the cross arm in the length direction are detachably connected to the cross arm, a fixing column is slidably matched and installed on the telescopic columns, blind holes for the telescopic columns to be inserted and combined in a sliding fit mode are formed in the fixing column, one end, far away from the cross arm, of the fixing column is provided with a base plate, a plurality of through hole type expansion bolt holes are formed in the base plate, a plurality of through hole type positioning holes are formed in the telescopic columns in an array mode in the length direction, a pin rod penetrates through the fixing column, the pin rod is inserted and combined in the positioning holes in a sliding fit mode, the telescopic columns are connected to the fixing column, through holes for the pin rod to freely pass through are formed in the corresponding fixing column, the pin rod is limited on the fixing column through a, The limiting block is fixedly connected to one end, penetrating out of the fixed column, of the pin rod, the inserting shaft penetrates through the other end of the pin rod vertically, a slot for inserting the inserting shaft is formed in the corresponding pin rod, and the inserting shaft is connected to the fixed column through the resetting device.

Further, resetting means includes fixed block, extension spring, ear piece, wherein ear piece rigid coupling is on the fixed column outer wall, insert the vertical sliding fit of axle and pierce through ear piece, the fixed block rigid coupling is in inserting epaxial end, the extension spring suit is inserted epaxially, and its both ends difference rigid coupling is in on ear piece, the fixed block.

Further, the telescopic column is connected to the cross arm through a bolt.

Further, the screw mounting hole is in the form of a kidney-shaped hole.

Furthermore, two edges of the cross arm in the length direction are provided with downward extending convex parts.

Further, the telescopic column is rectangular in cross section.

The utility model has the advantages that: through inserting the pin pole in the locating hole of difference, realize the altitude mixture control of cross arm, and the cross arm is used for installing the cable testing bridge, therefore the mounting height of cable testing bridge can be adjusted, the pin pole is inserted and is closed back in the locating hole, only need loosen the axle of inserting, under the extension spring effect, the drive is inserted in the axle and is inserted in the slot of pin pole, make the pin pole be in spacing state, namely, flexible post is connected with the fixed column is firm relatively, replace among the prior art, need twist repeatedly to twist connecting screw, workman's intensity of labour has been reduced to a certain extent at least, operating efficiency has comparatively obvious promotion simultaneously, moreover, the steam generator is simple in structure, manufacturing cost can not produce great range and rises, the screw mounting hole is established to waist type hole form, be convenient for adjust the horizontal installation position of.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic bottom view of the three-dimensional structure of FIG. 1;

FIG. 3 is an exploded view of the perspective structure of FIG. 1;

the reference numerals are explained below:

1-positioning hole, 2-telescopic column, 3-screw mounting hole, 4-cross arm, 5-fixing column, 6-through hole, 7-lug, 8-base plate, 9-limiting block, 10-pin rod, 11-slot, 12-tension spring, 13-fixing block, 14-insertion shaft and 15-bolt.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

An improved bracket for a cable tray as shown in fig. 1-3 comprises a cross arm 4, wherein two edges of the cross arm 4 in the length direction are provided with downwardly extending protrusions, the bending strength of the cross arm 4 is improved by the two protrusions, waist-shaped hole-shaped bolt mounting holes 3 are respectively arranged at two ends of the cross arm 4 in the length direction, an external cable tray passes through the bolt mounting holes 3 through bolts, the cable tray is mounted on the cross arm 4, the bottom surface of the cable tray is supported by the cross arm 4, two telescopic columns 2 respectively positioned at two ends of the cross arm 4 in the length direction are connected to the cross arm 4 through mounting bolts 15, fixed columns 5 are slidably mounted on the telescopic columns 2, the cross sections of the telescopic columns 2 are rectangular, so that the self-rotation of the telescopic columns 2 is reduced, the stability after connection is improved, blind holes for slidably inserting and combining the telescopic columns 2 are formed on the fixed columns 5, the section of the blind hole is also rectangular so as to be matched with the telescopic column 2, one end of the fixed column 5, which is far away from the cross arm 4, is provided with a base plate 8, the base plate 8 is provided with a plurality of through hole type expansion bolt holes, the base plate 8 penetrates through the expansion bolt holes through external expansion bolts, the base plate 8 is further arranged on an external placing surface, the fixed column 5 is arranged, the telescopic column 2 is provided with a plurality of through hole type positioning holes 1 along the length direction array, a pin rod 10 penetrates through the fixed column 5, the pin rod 10 is inserted in the positioning holes 1 in a sliding fit manner, the telescopic column 2 is connected onto the fixed column 5, the corresponding fixed column 5 is provided with a through hole 6 through which the pin rod 10 freely passes, the pin rod 10 is limited on the fixed column 5 through a connecting mechanism, the connecting mechanism comprises a limiting block 9 and an insertion shaft 14, the limiting block 9 is fixedly connected onto one end of the pin rod 10, which penetrates out, insert 14 and pierce through the round pin pole 10 other end perpendicularly, correspond be equipped with on the round pin pole 10 and supply to insert 14 slots 11 that insert, insert 14 and connect it on fixed column 5 by resetting means, resetting means includes fixed block 13, extension spring 12, ear piece 7, wherein ear piece 7 rigid coupling is on fixed column 5 outer wall, insert 14 vertical sliding fit of axle and pierce through ear piece 7, fixed block 13 rigid coupling is in inserting 14 upper ends, extension spring 12 suit is on inserting 14, and its both ends difference rigid coupling is in on ear piece 7, the fixed block 13.

The utility model discloses when using: when the cable bridge is installed, firstly, the bottom surface of the cable bridge is lapped on the cross arm, the length direction of the bottom surface is vertical to the length direction of the cross arm, then, external screws are used for penetrating through the installation holes of the cable bridge and penetrating through the screw installation holes of the cross arm, then, the screws are fixed by using nuts, one end of the cable bridge is connected on the cable bridge, the other end of the cable bridge is connected with the cross arm through the processes, so that the cable bridge is installed on the cross arm, the height of the installed cable bridge is possible to generate deviation, at the moment, a plurality of workers lift the cable bridge (generally, more than two workers can easily lift the weight of the cable bridge), then, another worker pulls the two fixing blocks upwards to pull the inserting shaft out from the inserting slot of the pin rod, then pulls the pin rod out from the telescopic column and the fixing column to lift the cable bridge, and drives the telescopic column to slide in the fixing, after the cable bridge is moved to a proper position, the pin rod penetrates through the through hole in the fixed column and the corresponding positioning hole in the telescopic column, the telescopic column is connected with the fixed column, then the fixed block is loosened, the insertion shaft is driven to be inserted into the insertion groove of the pin rod under the tensile force action of the tension spring, the pin rod is limited, the installation height of the cable bridge can be adjusted, compared with the prior art, the step of repeatedly screwing the connecting screw rod by a worker is reduced, and the labor intensity is reduced to at least a certain extent.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. An improved support for a cable bridge is characterized by comprising a cross arm (4), wherein two ends of the cross arm (4) in the length direction are respectively provided with a screw mounting hole (3), two telescopic columns (2) respectively positioned at two ends of the cross arm in the length direction are detachably connected with the cross arm, a fixed column (5) is arranged on each telescopic column (2) in a sliding and matching way, a blind hole for the sliding and matching insertion of each telescopic column (2) is formed in each fixed column (5), one end, far away from the cross arm (4), of each fixed column (5) is provided with a base plate (8), the base plate (8) is provided with a plurality of through hole type expansion bolt holes, a plurality of through hole type positioning holes (1) are formed in the telescopic columns (2) in an array mode along the length direction, a pin rod (10) penetrates through each fixed column (5), the pin rod (10) is inserted in the positioning holes (1) in a sliding and matching way, and the telescopic columns (2) are connected onto the fixed, the fixing column (5) is correspondingly provided with a through hole (6) for the pin rod (10) to pass through freely, the pin rod (10) is limited on the fixing column (5) through a connecting mechanism, the connecting mechanism comprises a limiting block (9) and an inserting shaft (14), the limiting block (9) is fixedly connected to the pin rod (10) and penetrates out of one end of the fixing column (5), the inserting shaft (14) penetrates through the other end of the pin rod (10) vertically, a slot (11) for the inserting shaft (14) to be inserted is formed in the corresponding pin rod (10), and the inserting shaft (14) is connected to the fixing column (5) through a resetting device.

2. The improved bracket for the cable bridge according to claim 1, wherein the resetting device comprises a fixed block (13), a tension spring (12) and an ear block (7), wherein the ear block (7) is fixedly connected to the outer wall of the fixed column (5), the insertion shaft (14) vertically slides and is matched to penetrate through the ear block (7), the fixed block (13) is fixedly connected to the upper end of the insertion shaft (14), the tension spring (12) is sleeved on the insertion shaft (14), and two ends of the tension spring are fixedly connected to the ear block (7) and the fixed block (13) respectively.

3. An improved bracket for cable trays, as in claim 1, characterized in that said telescopic columns (2) are connected to the cross-arm (4) by means of bolts (15).

4. An improved bracket for cable trays, as in claim 1, characterized in that said screw mounting holes (3) are in the form of kidney-shaped holes.

5. An improved bracket for a cable tray as set forth in claim 1, wherein said cross arms (4) are provided with downwardly extending protrusions at both lengthwise edges thereof.

6. An improved bracket for cable trays, as in claim 1, characterized in that said telescopic columns (2) are rectangular in cross section.