CN212518243U

CN212518243U - Bridge with fastening and adjusting functions

Info

Publication number: CN212518243U
Application number: CN202021380148.XU
Authority: CN
Inventors: 李文灿; 季正兵
Original assignee: Jiangsu Xingyang Energy Technology Co ltd
Current assignee: Jiangsu Xingyang Energy Technology Co ltd
Priority date: 2020-07-14
Filing date: 2020-07-14
Publication date: 2021-02-09
Anticipated expiration: 2030-07-14

Abstract

The utility model discloses a crane span structure with fastening regulatory function, including apron and tee bend crane span structure, be provided with the outlet on the tee bend crane span structure, the outlet is provided with threely, three the jack has been seted up to the symmetry on the tee bend crane span structure of outlet both sides, six the jack set up the position corresponding with the plug bush of apron below, six the plug bush is pegged graft in six in the jack, vertically be provided with the threaded rod on the inside intermediate position of plug bush, rotate between threaded rod and the plug bush and be connected, be provided with the wedge on the threaded rod, threaded connection between the internal thread of wedge and the external screw thread of threaded rod, the threaded rod is connected with the knob on the apron, rotate between knob and the apron and be connected. This apron and tee bend crane span structure can avoid the device to appear the bolt not hard up and the problem that drops when installing and dismantling, can avoid the device to appear the problem of wire skew when using simultaneously.

Description

Bridge with fastening and adjusting functions

Technical Field

The utility model relates to a crane span structure with fastening regulatory function.

Background

The cable testing bridge divide into slot type cable testing bridge, tray formula cable testing bridge and ladder formula cable testing bridge, structure such as net crane span structure, by the support, the trailing arm becomes with installing annex etc. and can independently erect, also can lay on various building (structure) and piping lane support, embody simple structure, handsome in appearance, dispose characteristics such as flexibility and easy maintenance, all parts all need carry out the zinc-plating and handle, install the open-air crane span structure outside the building, if be in neighbouring seashore or belong to the corrosion zone, then the material must have anticorrosive, moisture resistance, adhesive force is good, the high rerum natura characteristics of impact strength.

The existing device has the problems of bolt loosening and falling off during installation and disassembly, and the assembly effect of the device is poor; meanwhile, the existing device has the problem of wire deviation when in use, the use safety of the device is poor, and the stability of the wire is low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a crane span structure with fastening regulatory function to the current device that proposes in solving above-mentioned background art appears the bolt not hard up and the problem that drops when installing and dismantling.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a crane span structure with fastening regulatory function, includes apron and tee bend crane span structure, be provided with the outlet on the tee bend crane span structure, the outlet is provided with threely, and is three the jack has been seted up to the symmetry on the tee bend crane span structure of outlet both sides, six the setting position of jack is corresponding with the position that sets up of the plug bush of apron below, six the plug bush is pegged graft in the jack, vertically be provided with the threaded rod on the inside intermediate position of plug bush, rotate between threaded rod and the plug bush and be connected, be provided with the wedge on the threaded rod, threaded connection between the internal thread of wedge and the external screw thread of threaded rod, the threaded rod is connected with the knob on the apron, rotate between knob and the apron and be.

Preferably, the six plug bushes are provided with limiting holes in the middle positions outside the plug bushes, steel balls are arranged in the limiting holes, and the steel balls are connected with the limiting holes in a sliding mode.

Preferably, the steel ball is connected with the inclined surface of the wedge-shaped block in a sliding mode, the setting position of the steel ball corresponds to the setting position of the positioning groove in the insertion hole, and the steel ball is clamped with the positioning groove.

Preferably, the wire outlet is symmetrically provided with wire fixing seats, and the arrangement positions of the six wire fixing seats correspond to the arrangement positions of the pressing frame on the cover plate.

Preferably, the inside driving plate that is provided with of pressure frame, sliding connection between driving plate and the pressure frame, be provided with the spring between driving plate and the pressure frame, be provided with clamp bolt on the top position of driving plate, threaded connection between clamp bolt and the apron, laminate between clamp bolt's lower extreme and the driving plate.

Preferably, the lower end of the transmission plate is provided with a guide pillar, and the lower end of the guide pillar penetrates through the pressing frame to be connected with the pressing plate.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model increases the wire fixing effect of the device by arranging the compression bolt, the pressing frame, the guide post, the spring, the guide post and the pressing plate, so that the device can fix wires of different types, the application range of the device is increased, the problem of wire deviation when the device is used is avoided, and the stability and the safety of the device are increased;

2. the utility model discloses a set up apron, plug bush, wedge, steel ball and threaded rod, increased the assembly effect of device, the device of being convenient for is fixed the wire to the installation and the dismantlement of apron, the device of being convenient for, and the maintenance of the device of being convenient for, apron adopt the joint formula fixed simultaneously, and the operation of the device of being convenient for this moment avoids the device to appear the bolt not hard up and the problem that drops when installing and dismantling.

Drawings

FIG. 1 is a front sectional view of the present invention;

FIG. 2 is a top view of the device of FIG. 1 in accordance with the present invention;

FIG. 3 is an assembly view of the cover plate of FIG. 1 in accordance with the present invention;

fig. 4 is an enlarged view of a structure in fig. 3 according to the present invention.

In the figure: 1. a cover plate; 2. pressing a frame; 3. a hold-down bolt; 4. a three-way bridge frame; 5. a jack; 6. a wire fixing seat; 7. positioning a groove; 8. a knob; 9. a drive plate; 10. an outlet; 11. a spring; 12. a guide post; 13. pressing a plate; 14. inserting a sleeve; 15. a threaded rod; 16. steel balls; 17. a wedge block; 18. and a limiting hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a bridge frame with a fastening and adjusting function comprises a cover plate 1 and a three-way bridge frame 4, wherein three outlet ports 10 are arranged on the three-way bridge frame 4, the three outlet ports 10 are symmetrically provided with jacks 5 on the three-way bridge frame 4 at two sides of the three outlet ports 10, the arrangement positions of the six jacks 5 correspond to the arrangement positions of an inserting sleeve 14 below the cover plate 1, the six inserting sleeves 14 are inserted into the six jacks 5, a threaded rod 15 is longitudinally arranged at the middle position inside the inserting sleeve 14, the threaded rod 15 is rotatably connected with the inserting sleeve 14, a wedge block 17 is arranged on the threaded rod 15, the internal thread of the wedge block 17 is in threaded connection with the external thread of the threaded rod 15, the threaded rod 15 is connected with a knob 8 on the cover plate 1, the knob 8 is rotatably connected with the cover plate 1, the inserting sleeve 14, the wedge block 17, steel balls 16 and the threaded, the device of being convenient for is fixed the wire to the installation and the dismantlement of apron 1, and the device of being convenient for, and the maintenance of the device of being convenient for, apron 1 adopts the joint formula to fix simultaneously, and the operation of the device of being convenient for this moment avoids the device to appear the bolt not hard up and the problem that drops when installing and dismantling.

A limiting hole 18 is arranged at the middle position outside the six plug bushes 14, a steel ball 16 is arranged in the limiting hole 18, the steel ball 16 is connected with the limiting hole 18 in a sliding manner, the steel ball 16 is connected with the inclined surface of the wedge-shaped block 17 in a sliding manner, the setting position of the steel ball 16 corresponds to the setting position of the positioning groove 7 in the plug jack 5, the steel ball 16 is clamped with the positioning groove 7, the wire fixing seats 6 are symmetrically arranged in the wire outlet 10, the setting positions of the six wire fixing seats 6 correspond to the setting position of the pressing frame 2 on the cover plate 1, the driving plate 9 is arranged in the pressing frame 2, the driving plate 9 is connected with the pressing frame 2 in a sliding manner, a spring 11 is arranged between the driving plate 9 and the pressing frame 2, a pressing bolt 3 is arranged at the position above the driving plate 9, the pressing bolt 3 is connected with the cover plate 1 in a threaded manner, the lower end of the pressing bolt, the lower extreme of guide pillar 12 passes and presses frame 2 to be connected with clamp plate 13, and housing bolt 3, press frame 2, guide pillar 12, spring 11, guide pillar 12 and the cooperation between the clamp plate 13 are used, have increased the solidus effect of device, make the device can fix the wire of different models, have increased the application range of device, avoid the device problem that the wire squinted when using, have increased stability and the security that the device used.

The working principle is as follows: the lead is combed into the three-way bridge frame 4, the lead ends of the lead are respectively combed into the wire fixing seats 6 inside the three lead outlets 10, then the plug bushes 14 of the cover plate 1 are plugged into the jacks 5, then the knob 8 is rotated, the knob 8 drives the threaded rod 15 to rotate, the threaded rod 15 drives the wedge block 17 to move downwards while rotating, the wedge block 17 gradually contacts with the steel balls 16 while moving downwards, the wedge block 17 applies thrust to the steel balls 16 at the moment, the steel balls 16 are clamped in the positioning grooves 7, the cover plate 1 is fixed at the moment, then the pressing bolt 3 is rotated, the driving plate 9 is driven to move downwards while the driving plate 9 moves downwards, the thrust is applied to the spring 11 while the driving plate 9 is matched with the guide post 12 to drive the pressing plate 13 to move downwards, the pressing plate 13 fixes the lead inside the wire fixing seats 6, when the lead needs to be disassembled, at the moment, the knob 8 is rotated reversely, the knob 8 drives the threaded rod 15 to rotate reversely, the threaded rod 15 drives the wedge-shaped block 17 to move upwards while rotating reversely, the high-level surface of the wedge-shaped block 17 is gradually separated from the steel ball 16, then the cover plate 1 is pulled upwards, the cover plate 1 can be taken down, and then the lead can be taken out, in the process, the cover plate 1, the inserting sleeve 14, the wedge-shaped block 17, the steel ball 16 and the threaded rod 15 are matched for use, the assembly effect of the device is improved, the installation and the disassembly of the cover plate 1 by the device are facilitated, the lead is convenient to be fixed by the device, the maintenance of the device is facilitated, meanwhile, the cover plate 1 is fixed in a clamping mode, the operation of the device is facilitated, the problems that the bolt is loosened and falls off when the device is installed and disassembled are avoided, and not only is the pressing bolt 3, the pressing frame 2, the guide pillar 12, the, the device can fix the wires of different models, the application range of the device is increased, the problem of wire deviation when the device is used is avoided, and the stability and the safety of the device are improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a crane span structure with fastening regulatory function which characterized in that: including apron (1) and tee bend crane span structure (4), be provided with outlet (10) on tee bend crane span structure (4), outlet (10) are provided with threely, three jack (5) have been seted up to the symmetry on tee bend crane span structure (4) of outlet (10) both sides, six the set position of jack (5) is corresponding with the set position of plug bush (14) of apron (1) below, six plug bush (14) are pegged graft in six in jack (5), vertically be provided with threaded rod (15) on the inside intermediate position of plug bush (14), rotate between threaded rod (15) and the plug bush (14) and be connected, be provided with wedge (17) on threaded rod (15), threaded connection between the internal thread of wedge (17) and the external screw thread of threaded rod (15), threaded rod (15) are connected with knob (8) on the apron (1), the knob (8) is rotatably connected with the cover plate (1).

2. A bridge with fastening adjustment function as defined in claim 1, wherein: limiting holes (18) are formed in the middle positions of the outer sides of the six plug bushes (14), steel balls (16) are arranged in the limiting holes (18), and the steel balls (16) are connected with the limiting holes (18) in a sliding mode.

3. A bridge with fastening adjustment function as claimed in claim 2, wherein: the steel ball (16) is connected with the inclined surface of the wedge-shaped block (17) in a sliding mode, the setting position of the steel ball (16) corresponds to the setting position of the positioning groove (7) in the insertion hole (5), and the steel ball (16) is connected with the positioning groove (7) in a clamping mode.

4. A bridge with fastening adjustment function as defined in claim 1, wherein: the wire outlet (10) is internally and symmetrically provided with six wire fixing seats (6), and the setting positions of the six wire fixing seats (6) correspond to the setting positions of the pressing frame (2) on the cover plate (1).

5. A bridge with fastening adjustment function as defined in claim 4, wherein: the pressure frame (2) is internally provided with a transmission plate (9), the transmission plate (9) is connected with the pressure frame (2) in a sliding mode, a spring (11) is arranged between the transmission plate (9) and the pressure frame (2), a pressing bolt (3) is arranged on the position above the transmission plate (9), the pressing bolt (3) is connected with the cover plate (1) in a threaded mode, and the lower end of the pressing bolt (3) is attached to the transmission plate (9).

6. A bridge with fastening adjustment function as defined in claim 5, wherein: the lower end of the transmission plate (9) is provided with a guide post (12), and the lower end of the guide post (12) penetrates through the pressing frame (2) to be connected with the pressing plate (13).