CN219937858U - Weak current engineering bridge structure - Google Patents

Abstract

The utility model discloses a weak current engineering bridge structure, which comprises a groove box and a lifting frame, wherein three groups of arc-shaped notches are formed in the top of the groove box, mounting plates are mounted on two sides of the inner side of each arc-shaped notch, four groups of guide grooves are formed in one side, close to each other, of each mounting plate, a first lifting seat in sliding fit is arranged on the inner side of each guide groove, a second lifting seat is arranged on one side, close to each other, of each guide groove, and three groups of arc-shaped fixing blocks in fixed fit with the arc-shaped notches are arranged at the bottom of each first lifting seat; according to the utility model, through the lifting adjustment of the groove box and the lifting frame, the lifting frame is lifted integrally when a weak current line is built by the structure, so that an operator can lay and build the line uniformly, and meanwhile, the line can be positioned and guided respectively under the lifting adjustment of the first lifting seat and the second lifting seat, so that the auxiliary function of line building is further improved, and the functionality and the practicability of the weak current engineering bridge structure are improved.

Description

Weak current engineering bridge structure

Technical Field

The utility model relates to the technical field of cable protection devices, in particular to a weak current engineering bridge structure.

Background

With the progress of society, the application of the electric bridge frame can be seen in a machine room, a basement, factories and some places with high safety requirements; when power is supplied in intensity, strong current can form a strong magnetic field around the cable wires, and the magnetic field can influence weak current signals, so that workers usually lay the high-current cable and the low-current cable in different bridge frames;

the utility model discloses a weak current engineering bridge structure is granted patent number CN218678321U, the device is transversely put the stopper then in two connecting holes to by fixing bolt area insertion, afterwards rotatory stopper vertical card is at the inner wall of capping, afterwards fixing nut twists and promotes fixing bolt and fix between capping and the box, the extension spring hangs a plurality of buffer frames, a plurality of access holes have been seted up to the inboard of buffer frame, the access hole is used for passing the circuit of weak current, be connected between fixed box and the capping more firm, when the box receives the impact, the extension spring drives the buffer frame and rocks in the cavity of box and cushion the impact, and then protect weak current circuit, avoided causing weak current circuit damage, finally reduced weak current engineering bridge's cost problem, but still have following defect when the device in-service use:

above-mentioned patent is mainly through setting up buffer frame to weak current circuit protection, avoids weak current circuit damage, but when weak current engineering crane span structure uses, need lay weak current circuit evenly at the inslot, but lay the circuit in the inslot and be difficult for freely flexible regulation, the circuit of manual regulation produces the position skew easily, and then breaks away from with the inslot, promotes a plurality of circuits to take place to twine, increases the limitation that the circuit set up, reduces the work efficiency of weak current circuit assembly.

Disclosure of Invention

The utility model aims to provide a weak current engineering bridge structure so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a weak current engineering crane span structure, includes groove box and crane, three sets of arc notch have been seted up at the top of groove box, the mounting panel is installed to the both sides of arc notch inboard, two sets of the mounting panel is close to each other one side and is equipped with four sets of guide slots altogether, two sets of the inboard of guide slot is equipped with sliding fit's first lift seat, and two sets of other guide slot are close to each other one side and are equipped with the second lift seat, the bottom of first lift seat is equipped with three sets of arc fixed block with arc notch fixed fit, the top of arc notch is equipped with the bearing frame, the inside top cover of crane is equipped with the threaded rod, and the threaded rod is connected with the bearing frame bearing, the bottom of second lift seat is equipped with three sets of guide pulley with arc notch guide fit, the both sides at second lift seat top are equipped with the spring with crane span structure elastic connection, the intermediate position department at second lift seat top installs the pull rod, and the top of pull rod is equipped with the pull ring, the mount is installed to one end at crane roof portion;

one side cover of the inside bottom of groove box is equipped with the lead screw, one side of crane inside is equipped with the internal thread sleeve, and internal thread sleeve and lead screw threaded connection, the bottom cover in the lead screw outside is equipped with first gear, one side that the inside bottom of groove box is close to the lead screw is equipped with servo motor, servo motor's output is equipped with the second gear with first gear intermeshing.

Preferably, the top of mount is equipped with the dead lever, and dead lever and pull ring fixed fit, is convenient for through the fixed fit of pull ring and dead lever, promotes the lifting of second lifting seat.

Preferably, the both sides that groove box and crane are close to position department each other are equipped with the blotter, the groove box is same width laminating concatenation with the crane, the guide bar is installed to one side of the inside bottom of groove box, one side of crane inside be equipped with guide bar direction complex pipe, the crane is convenient for stable lift adjustment under the direction cooperation of guide bar and pipe.

Preferably, the top of threaded rod is equipped with the commentaries on classics handle, the inside top of crane is equipped with the screw hole, and screw hole and crane screw thread adaptation, impels the threaded rod at the inboard rotation regulation of screw hole.

Preferably, the two sides of the first lifting seat and the second lifting seat are provided with sliding blocks, and the sliding blocks are in sliding fit with the guide grooves, so that the guiding performance and the stability of lifting movement of the structure are improved.

Preferably, the bottoms of the three groups of arc-shaped fixing blocks are provided with rubber antiskid plates, so that the clamping force of the arc-shaped fixing blocks on a line and the antiskid efficacy are improved.

The utility model provides a weak current engineering bridge structure, which at least comprises the following beneficial effects:

1. through the lift regulation of groove box and crane, be convenient for the structure when setting up light current circuit, with the whole lifting of crane, easily operating personnel evenly lays the circuit and builds, simultaneously under the lift regulation of first lifting seat and second lifting seat, can fix a position respectively and the direction work to the circuit, further improves the auxiliary function that the circuit was set up, increases light current engineering bridge structure's functionality and practicality.

2. Utilize the threaded rod to drive the altitude mixture control of first elevating socket, be convenient for carry out pressfitting location according to the circuit of equidimension not, and then ensure that the circuit is stable to be set up in the inslot of arc notch, improve the steadiness of circuit installation, and through the spacing direction of three guide pulley pair arc notch, make the circuit stable removal in the arc notch, and then when flexible regulation of circuit, the slip fit of three guide pulleys of accessible improves the stability that the circuit was adjusted, avoid the circuit skew dislocation to take place the winding phenomenon, increase the operability and the convenience that the circuit was set up.

Drawings

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a front cross-sectional view of the present utility model;

fig. 3 is a back cross-sectional view of the present utility model.

In the figure: 1. a slot box; 2. an arcuate recess; 3. a first lifting seat; 4. a lifting frame; 5. a mounting plate; 6. a threaded rod; 7. a pull ring; 8. a fixing frame; 9. an arc-shaped fixed block; 10. a bearing seat; 11. a guide groove; 12. an internally threaded sleeve; 13. a screw rod; 14. a first gear; 15. a servo motor; 16. a second gear; 17. a guide wheel; 18. a second lifting seat; 19. a spring; 20. and (5) a pull rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, embodiments of the present utility model are provided: the utility model provides a weak current engineering bridge structure, including groove box 1 and crane 4, three sets of arc notch 2 have been seted up at the top of groove box 1, mounting panel 5 is installed to the both sides of arc notch 2 inboard, one side that two sets of mounting panels 5 are close to each other is equipped with four sets of guide slots 11 altogether, the inboard of two sets of guide slots 11 is equipped with sliding fit's first lifting seat 3, one side that other two sets of guide slots 11 are close to each other is equipped with second lifting seat 18, the bottom of first lifting seat 3 is equipped with three sets of arc fixed block 9 with arc notch 2 fixed fit, the bottom of three sets of arc fixed block 9 is equipped with the rubber antiskid board, improve the clamping force and the antiskid efficiency of arc fixed block 9 to the circuit, the top of arc notch 2 is equipped with bearing frame 10, the top cover in crane 4 is equipped with threaded rod 6, and threaded rod 6 and bearing frame 10 are connected, the top of threaded rod 6 is equipped with the twist grip, the top in crane 4 is equipped with the screw hole, and the screw hole is equipped with lifting seat 4 screw thread adaptation, promote threaded rod 6 at the inboard rotation adjustment, the bottom of second lifting seat 18 is equipped with three sets of guide blocks with the arc notch 2 respectively, the top 20 with the top of the lift carrier is equipped with the guide bar with the guide brackets of the slider with the top 20, the top of the slider is equipped with the top 20 of the lift structure of the top of the lift carrier is equipped with the top 20 and the top of the lift carrier is equipped with the top 20 of the top of the guide bar of the slider;

one side cover of the inside bottom of groove box 1 is equipped with lead screw 13, and one side of crane 4 inside is equipped with internal thread sleeve 12, and internal thread sleeve 12 and lead screw 13 threaded connection, and the bottom cover in the lead screw 13 outside is equipped with first gear 14, and one side that the inside bottom of groove box 1 is close to lead screw 13 is equipped with servo motor 15, and servo motor 15's output is equipped with the second gear 16 with first gear 14 intermeshing.

In embodiment 1, as shown in fig. 1, a fixing rod is disposed at the top of the fixing frame 8 and is fixedly matched with the pull ring 7, and the fixing rod is disposed above the fixing frame 8, so that when the pull ring 7 is pulled to drive the pull rod 20 and the second lifting seat 18 to elastically stretch, the second lifting seat 18 can be temporarily lifted up, and a built line is placed inside the arc-shaped notch 2.

Embodiment 2, as shown in fig. 1-3, the two sides of the position where the groove box 1 and the lifting frame 4 are close to each other are provided with buffer pads, the groove box 1 and the lifting frame 4 are spliced together in a same width, a guide rod is installed on one side of the bottom inside the groove box 1, a guide pipe matched with the guide rod in a guiding way is arranged on one side inside the lifting frame 4, and the buffer pads are arranged on the contact surface of the groove box 1 and the lifting frame 4, so that when the groove box 1 is structurally attached to the lifting frame 4, the impact generated by structural contact is relieved, and the stability of lifting adjustment of the lifting frame 4 on the groove box 1 is improved by utilizing limit fit of the guide rod and the guide pipe.

Working principle: the weak current engineering bridge structure is characterized in that;

when the weak-current engineering bridge frame is erected, the second gear 16 is driven to be meshed with the first gear 14 through the starting of the servo motor 15, the first gear 14 is driven to drive the screw rod 13 to rotate, then the screw rod 13 is driven to drive the internal thread sleeve 12 to drive the lifting frame 4 to lift under the cooperation of the guide rod and the guide pipe, the lifting frame 4 is further enabled to cancel the splicing and positioning of the groove box 1, the weak-current circuit can be paved on the inner side of the arc-shaped notch 2 at the moment, then the lifting and resetting of the lifting frame 4 is carried out, the first lifting seat 3 and the second lifting seat 18 are driven to be respectively opposite to the vertical plane of the arc-shaped notch 2, then the pull ring 7 is pulled to drive the pull rod 20 to drive the second lifting seat 18 and the three groups of arc-shaped notches 2 to be mutually attached under the elastic cooperation of the two groups of springs 19, therefore, the guide wheel 17 is embedded into the inner sides of the three groups of arc-shaped notches 2 and guides the line in contact, at the moment, the line can be conveniently and flexibly adjusted on the inner sides of the arc-shaped notches 2 under the sliding fit of the guide wheel 17, the line is conveniently carried and assisted in moving, after the line is carried and assigned in position, the threaded rod 6 can be rotated to drive the first lifting seat 3 to vertically lift and lower on the inner sides of the guide grooves 11 under the rotation of the bearing seat 10, and then the first lifting seat 3 drives the three groups of arc-shaped fixing blocks 9 to be clamped into the inner sides of the arc-shaped notches 2, so that the line is fixedly clamped on the inner sides of the arc-shaped notches 2 through the arc-shaped fixing blocks 9, and the stability and the anti-loosening effect of the line carrying are improved.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used merely for convenience in describing the present utility model and to simplify the description by referring to the figures, rather than to indicate or imply that the devices or elements referred to must have a particular orientation, be configured and operated in a particular orientation, and thus should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly stated and limited otherwise, the terms connected and connected are to be construed broadly, and may be, for example, fixed or removable; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Claims (6)

1. The utility model provides a weak current engineering crane span structure, includes groove box (1) and crane (4), its characterized in that: three groups of arc-shaped notches (2) are formed in the top of the groove box (1), mounting plates (5) are mounted on two sides of the inner side of each arc-shaped notch (2), four groups of guide grooves (11) are formed in one side, close to each other, of each mounting plate (5), a first lifting seat (3) in sliding fit is arranged on the inner side of each guide groove (11), a second lifting seat (18) is arranged on one side, close to each other, of each guide groove (11), three groups of arc-shaped fixing blocks (9) fixedly matched with each arc-shaped notch (2) are arranged at the bottom of each first lifting seat (3), a bearing seat (10) is arranged at the top of each arc-shaped notch (2), threaded rods (6) are sleeved on the top of the inside of each lifting frame (4), the threaded rods (6) are connected with the bearing seats (10) in a bearing mode, three groups of guide wheels (17) in guiding fit with the arc-shaped notches (2) are arranged at the bottom of each second lifting seat (18), springs (19) are arranged on two sides of the top of each second lifting seat (18) and are elastically connected with the lifting frames (4), pull rings (20) are arranged at the middle positions of the top of the second lifting seat (18), and one end of the pull rods (20) is mounted at the top of the pull rods (20);

one side cover of the inside bottom of groove box (1) is equipped with lead screw (13), one side of crane (4) inside is equipped with internal thread sleeve (12), and internal thread sleeve (12) and lead screw (13) threaded connection, the bottom cover in the lead screw (13) outside is equipped with first gear (14), one side that the inside bottom of groove box (1) is close to lead screw (13) is equipped with servo motor (15), the output of servo motor (15) is equipped with second gear (16) with first gear (14) intermeshing.

2. The weak electricity engineering bridge structure of claim 1, wherein: the top of mount (8) is equipped with the dead lever, and dead lever and pull ring (7) fixed cooperation.

3. The weak electricity engineering bridge structure of claim 1, wherein: the utility model discloses a groove box, including groove box (1), crane (4), guide bar is installed to one side of the inside bottom of groove box (1), and the both sides that are close to position department each other of crane (4) are equipped with the blotter, groove box (1) are same width laminating concatenation with crane (4), one side of inside crane (4) is equipped with guide bar direction complex pipe.

4. The weak electricity engineering bridge structure of claim 1, wherein: the top of threaded rod (6) is equipped with the commentaries on classics handle, the inside top of crane (4) is equipped with the screw hole, and screw hole and crane (4) screw thread adaptation.

5. The weak electricity engineering bridge structure of claim 1, wherein: the two sides of the first lifting seat (3) and the second lifting seat (18) are provided with sliding blocks which are in sliding fit with the guide grooves (11).

6. The weak electricity engineering bridge structure of claim 1, wherein: the bottoms of the three groups of arc-shaped fixing blocks (9) are provided with rubber antiskid plates.