CN209099175U - A kind of bridge machinery balance weight mechanism and Bridge Testing Equipment - Google Patents
A kind of bridge machinery balance weight mechanism and Bridge Testing Equipment Download PDFInfo
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- CN209099175U CN209099175U CN201821669108.XU CN201821669108U CN209099175U CN 209099175 U CN209099175 U CN 209099175U CN 201821669108 U CN201821669108 U CN 201821669108U CN 209099175 U CN209099175 U CN 209099175U
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Abstract
The utility model discloses a kind of bridge machinery balance weight mechanism and Bridge Testing Equipments, including ballast box, idler wheel and sliding rail, the idler wheel is fixedly mounted on the bottom of ballast box, and the sliding rail is fixedly connected on the top of detection beam, is fixedly connected with rack gear at the top of the sliding rail.The utility model passes through setting motor, close motor, ring gear, feed screw nut's gear and annular extrusion block are continued to rotate by effect of inertia, rotating block is not rotating, to make extrusion cylinder slide at annular extrusion block thickness minimum, extrusion cylinder is slided along squeezing through-hole to ring gear by the elastic force of second spring, to make reducing to jacking block elastic force for second spring, move down the first spring release spring energy by inserted block, inserted block pulls cable wire, cable wire pulls wire winding pole, to make turntable direction rotate, then inserted block and rack gear are clamped, the position of ballast box is locked, achieve the effect that lock ballast box position by inserted block and rack gear.
Description
Technical field
The utility model relates to Bridge Inspection field, specially a kind of bridge machinery balance weight mechanism and bridge machinery are set
It is standby.
Background technique
Carrier of the bridge as bullet train running track, to ensure the safety of high-speed rail visitor's special line high-speed cruising, putting down
The requirement of stability and ride comfort, it is necessary to have high ride, high stability and high reliability.Since bridge hidden danger is brought
Traffic accident, the often serious accident of car crash, therefore constantly promote the hand of detection, the maintenance, maintenance of railroad bridge
Section and equipment, it appears more important and urgent.Domestic and international railroad bridge detection device can be classified as substantially according to the method for operation
The dedicated walking rails formula of bridge floor main line track walking type, bridge box and beam web built-in fitting, pavement walking type and ground cross-country,
As Chinese patent CN201621110537.4 discloses a kind of bridge machinery balance weight mechanism and bridge detecting device, bridge therein
Detection balance weight mechanism includes weight vehicle and driving mechanism, and weight vehicle includes bottom plate and the weight cabinet that is arranged on bottom plate, is used for
The weight of counterweight is placed in weight cabinet, and bottom plate is slidably connected on the top of detection beam body by sliding rail, and sliding rail is along railway
The length direction of bridge is arranged, and the driving mechanism includes the screw rod being fixed at the top of detection beam body, is fixed under bottom plate
Decelerating motor and the feed screw nut being fixed in geared motor output shaft；Screw rod is also arranged along railroad bridge length direction and screw rod
Across feed screw nut, under the drive of decelerating motor, is matched by screw rod and feed screw nut and be combined into screw nut driving mechanism
Bottom plate can be driven to slide, to drive weight vehicle to come along sliding rail, return is moved.But the device is matched by screw rod and feed screw nut
It closes move back and forth weight vehicle along sliding rail, due to the weight of weight vehicle, limits counterweight only by screw rod and feed screw nut
The position of vehicle, it is frayed more serious using screw rod for a long time, it is easy to produce error, influences the work of entire detection device, is needed
It improves.
Utility model content
The purpose of this utility model is to provide a kind of bridge machinery balance weight mechanism and Bridge Testing Equipments, have and pass through
The advantages of inserted block and rack gear lock ballast box position, solves the device and is matched by screw rod and feed screw nut to make counterweight
Vehicle moves back and forth along sliding rail, and due to the weight of weight vehicle, the position of weight vehicle is limited only by screw rod and feed screw nut, long
Time is frayed more serious using screw rod, the problem of being easy to produce error, influence the work of entire detection device.
To achieve the above object, the utility model provides the following technical solutions: a kind of bridge machinery balance weight mechanism and bridge
Detection device, including ballast box, idler wheel and sliding rail, the idler wheel are fixedly mounted on the bottom of ballast box, and the sliding rail is fixed to be connected
It connects and is fixedly connected with rack gear at the top of the top of detection beam, the sliding rail.
The bottom of the ballast box offers telescopic chute, and the inner wall of the ballast box is slidably connected slotting by telescopic chute
Block, the bottom of the inserted block and the surface of rack gear are clamped, and the opposite face of the inserted block and ballast box is fixedly connected with the first spring,
Cable wire is fixedly connected at the top of the inserted block, the bottom of the ballast box offers sliding through hole, the steel by telescopic chute
One end on rope far from inserted block stretches out the surface of the bottom of the counterweight by sliding through hole, and the bottom of the ballast box is fixedly connected with
Sole piece offers rotated through-hole before the sole piece, and the inner wall of the sole piece is rotatably connected to screw rod spiral shell by rotated through-hole
Female gear, the surface of feed screw nut's gear are threaded with screw rod, and the both ends of the screw rod are fixedly connected on detection beam
Surface, the surface of feed screw nut's gear are engaged with ring gear, and the inner surface of the ring gear is fixedly connected with annular
Crushing block, the surface of the annular extrusion block slidably connect rotating block, and the surface of the rotating block opens up logical there are two squeezing
The inner wall in hole, the rotating block slidably connects extrusion cylinder by squeezing through-hole, and the inner wall of the extrusion cylinder slidably connects top
The opposite face of block, the jacking block and extrusion cylinder is fixedly connected with second spring, one end far from annular extrusion block on the jacking block
Turntable is slidably connected, wire winding pole is fixedly connected with before the turntable, one end of separate inserted block and coiling on the cable wire
The surface of bar is fixedly connected, and driver slot is offered before the sole piece, and the inner wall of the sole piece is fixedly connected by driver slot
There is motor, the output shaft of the motor is fixedly connected with the back side of rotating block.
Preferably, the top of the extrusion cylinder is arc.
Preferably, the bottom of the jacking block is fixedly connected with antifriction scrubbing pad.
Preferably, the height of the extrusion cylinder is greater than the depth of squeezing through-hole.
Preferably, smooth sheet is fixedly connected at the top of the sliding rail.
Compared with prior art, the beneficial effects of the utility model are as follows:
The utility model is by setting motor, when needing to lock the position of idler wheel, closes motor, ring gear, silk
Stem nut gear and annular extrusion block are continued to rotate by effect of inertia, and rotating block is not rotating, so that extrusion cylinder be made to slide into
At annular extrusion block thickness minimum, extrusion cylinder is slided along squeezing through-hole to ring gear by the elastic force of second spring, thus
Make reducing to jacking block elastic force for second spring, the frictional force between jacking block and turntable reduces, and makes the first spring release spring energy will
Inserted block moves down, and inserted block pulls cable wire, and cable wire pulls wire winding pole, so that turntable direction be made to rotate, then inserted block and rack gear card
It connects, the position of ballast box is locked, has achieved the effect that lock ballast box position by inserted block and rack gear.
Detailed description of the invention
Fig. 1 is the schematic cross-sectional view of the utility model front view；
Fig. 2 is structure enlargement diagram at the utility model A；
Fig. 3 is structure enlargement diagram at the utility model B；
Fig. 4 is structure enlargement diagram at the utility model D；
Fig. 5 is the schematic cross-sectional view of the utility model side view；
Fig. 6 is the schematic cross-sectional view of the utility model side view；
Fig. 7 is structure enlargement diagram at the utility model C.
In figure: 1- ballast box, 2- idler wheel, 3- sliding rail, 4- rack gear, 5- inserted block, the first spring of 6-, 7- cable wire, 8- sole piece, 9-
Feed screw nut's gear, 10- screw rod, 11- ring gear, 12- annular extrusion block, 13- rotating block, 14- squeezing through-hole, 15- are squeezed
Cylinder, 16- jacking block, 17- second spring, 18- turntable, 19- wire winding pole, 20- motor.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1 to Fig. 2 is please referred to, the utility model provides a kind of technical solution: a kind of bridge machinery balance weight mechanism and bridge
Detection device, including ballast box 1, idler wheel 2 and sliding rail 3, idler wheel 2 are fixedly mounted on the bottom of ballast box 1, and sliding rail 3 is fixedly connected
At the top of detection beam, ballast box 1 passes through idler wheel 2 in the top slide of sliding rail 3, and the top of sliding rail 3 is fixedly connected with smooth sheet,
Make idler wheel 2 in the more smooth of the top slide of sliding rail 3, the top of sliding rail 3 is fixedly connected with rack gear 4.
Fig. 2 to Fig. 7 is please referred to, the bottom of ballast box 1 offers telescopic chute, and the inner wall of ballast box 1 is slided by telescopic chute
It is connected with inserted block 5, the bottom of inserted block 5 and the surface of rack gear 4 are clamped, and inserted block 5 with rack gear 4 by being clamped, to limit ballast box 1
The opposite face of position on sliding rail 3, inserted block 5 and ballast box 1 is fixedly connected with the first spring 6, and the first spring 6 is become by shape
Inserted block 5 provides the elastic force resetted, and the top of inserted block 5 is fixedly connected with cable wire 7, and cable wire 7 is fixedly connected on wire winding pole 19, coiling
Bar 19 rotates winding cable wire 7, so that inserted block 5 be lifted, releases the clamping of inserted block 5 and rack gear 4, the bottom of ballast box 1 is by stretching
Contracting slot offers sliding through hole, and one end far from inserted block 5 stretches out the surface of 1 bottom of ballast box by sliding through hole on cable wire 7, matches
The bottom of loaded van 1 is fixedly connected with sole piece 8, and rotated through-hole is offered before sole piece 8, and the inner wall of sole piece 8 passes through rotated through-hole
It is rotatably connected to feed screw nut's gear 9, the surface of feed screw nut's gear 9 is threaded with screw rod 10, and feed screw nut's gear 9 follows
Ring gear 11 rotates, so that sole piece 8 be pushed to slide along screw rod 10, the both ends of screw rod 10 are fixedly connected on the table of detection beam
Face, the surface of feed screw nut's gear 9 are engaged with ring gear 11, and the inner surface of ring gear 11 is fixedly connected with annular extrusion block
12, the surface of annular extrusion block 12 slidably connects rotating block 13, and the surface of rotating block 13 opens up there are two squeezing through-hole 14, turns
The inner wall of motion block 13 slidably connects extrusion cylinder 15 by squeezing through-hole 14, and rotating block 13 is by squeezing through-hole 14 with extrusion cylinder
15 rotations, extrusion cylinder 15 slide extruding by annular extrusion block 12 along annular extrusion block 12, thus make extrusion cylinder 15 along
Squeezing through-hole 14 is slided to turntable 18, while rotating block 13 is driven by the frictional force between extrusion cylinder 15 and annular extrusion block 12
Ring gear 11 is rotated, by the engagement between ring gear 11 and feed screw nut's gear 9, drives 9 turns of feed screw nut's gear
Dynamic, the top of extrusion cylinder 15 is arc, keeps sliding of the extrusion cylinder 15 on annular extrusion block 12 more smooth, the height of extrusion cylinder 15
Greater than the depth of squeezing through-hole 14, rotating block 13 is made to be difficult to be fully retracted in squeezing through-hole 14, to make rotating block 13 by squeezing
It is more stable that pressure cylinder 15 drives annular extrusion block 12 and ring gear 11 to rotate, and the inner wall of extrusion cylinder 15 slidably connects jacking block
16, the bottom of jacking block 16 is fixedly connected with antifriction scrubbing pad, increases the frictional force between jacking block 16 and turntable 18, to make jacking block 16
Drive turntable 18 that rotating block 13 is followed to rotate more stable, the opposite face of jacking block 16 and extrusion cylinder 15 is fixedly connected with second spring
17, second spring 17 becomes jacking block 16 by shape and provides elastic force, and one end far from annular extrusion block 12 is slidably connected on jacking block 16
There is turntable 18, wire winding pole 19 is fixedly connected with before turntable 18, turntable 18 is followed 13 turns of rotating block by the extruding of jacking block 16
It is dynamic, to rotate with wire winding pole 19, make 9 winding cable wire 7 of feed screw nut's gear, cable wire 7 lifts inserted block 5, releases 5 He of inserted block
The clamping of rack gear 4；It is difficult at the top of pulling force upward first spring 6 to telescopic chute of the inserted block 5 by cable wire 7 in movement
Afterwards, rotating block 13 is difficult to rotate with turntable 18 by the frictional force between jacking block 16 and turntable 18, and rotating block 13 passes through at this time
It squeezes between extrusion cylinder 15 and annular extrusion block 12 and is continued to rotate with ring gear 11, ring gear 11 and feed screw nut's gear
Between 9 engagement driving feed screw nut's gear 9 rotate, the cooperation between feed screw nut's gear 9 and screw rod 10, make sole piece 8 along
10 direction of screw rod pushes ballast box 1 mobile, and one end on cable wire 7 far from inserted block 5 is fixedly connected with the surface of wire winding pole 19, sole piece
Offer driver slot before 8, the inner wall of sole piece 8 is fixedly connected with motor 20 by driver slot, the output shaft of motor 20 with turn
The back side of motion block 13 is fixedly connected, and motor 20 provides power for the rotation of rotating block 13, when needing to lock the position of idler wheel 2
When, motor 20 is closed, ring gear 11, feed screw nut's gear 9 and annular extrusion block 12 are continued to rotate by effect of inertia, are rotated
Block 13 is not rotating, and extrusion cylinder 15 slides at 12 thickness minimum of annular extrusion block, bullet of the extrusion cylinder 15 by second spring 17
Power is slided along squeezing through-hole 14 to ring gear 11, thus reduce second spring 17 to the elastic force of jacking block 16,16 He of jacking block
Frictional force between turntable 18 reduces, and moves down the first spring 6 release spring energy by inserted block 5, inserted block 5 pulls cable wire 7, steel
Rope 7 pulls wire winding pole 19, so that 18 direction of turntable be made to rotate, then inserted block 5 and rack gear 4 are clamped, and the position of ballast box 1 is locked
It is fixed.
Working principle: this kind of bridge machinery balance weight mechanism and Bridge Testing Equipment are in use, when needing mobile counterweight case 1
When, start motor 20, motor 20 provides power for the rotation of rotating block 13, and rotating block 13 is by squeezing through-hole 14 with extrusion cylinder
15 rotations, extrusion cylinder 15 slide extruding by annular extrusion block 12 along annular extrusion block 12, thus make extrusion cylinder 15 along
Squeezing through-hole 14 is slided to turntable 18, and turntable 18 is followed rotating block 13 to rotate by the extruding of jacking block 16, thus with wire winding pole
19 rotations, make 19 winding cable wire 7 of wire winding pole, and cable wire 7 lifts inserted block 5, release the clamping of inserted block 5 and rack gear 4；When inserted block 5 by
It is difficult to after movement at the top of to upward first spring 6 to telescopic chute of pulling force of cable wire 7, rotating block 13 passes through 16 He of jacking block
Frictional force between turntable 18 is difficult to rotate with turntable 18, at this time rotating block 13 by extrusion cylinder 15 and annular extrusion block 12 it
Between squeeze and continued to rotate with ring gear 11, the engagement between ring gear 11 and feed screw nut's gear 9 drives feed screw nut
Gear 9 rotates, the cooperation between feed screw nut's gear 9 and screw rod 10, and sole piece 8 is made to push ballast box 1 to move along 10 direction of screw rod
It is dynamic.When needing to lock the position of idler wheel 2, motor 20, ring gear 11, feed screw nut's gear 9 and annular extrusion block are closed
12 are continued to rotate by effect of inertia, and rotating block 13 is not rotating, so that extrusion cylinder 15 be made to slide into 12 thickness of annular extrusion block
At minimum, extrusion cylinder 15 is slided along squeezing through-hole 14 to ring gear 11 by the elastic force of second spring 17, to make second
Spring 17 reduces 16 elastic force of jacking block, and the frictional force between jacking block 16 and turntable 18 reduces, and the first spring 6 is made to discharge spring energy
Inserted block 5 is moved down, inserted block 5 pulls cable wire 7, and cable wire 7 pulls wire winding pole 19, so that 18 direction of turntable be made to rotate, then inserts
Block 5 and rack gear 4 are clamped, and the position of ballast box 1 is locked.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of bridge machinery balance weight mechanism and Bridge Testing Equipment, including ballast box (1), idler wheel (2) and sliding rail (3), described
Idler wheel (2) is fixedly mounted on the bottom of ballast box (1), and the sliding rail (3) is fixedly connected on the top of detection beam, and feature exists
In: rack gear (4) are fixedly connected at the top of the sliding rail (3)；
The bottom of the ballast box (1) offers telescopic chute, and the inner wall of the ballast box (1) is slidably connected slotting by telescopic chute
Block (5), the bottom of the inserted block (5) and the surface of rack gear (4) are clamped, and the opposite face of the inserted block (5) and ballast box (1) is fixed
It is connected with the first spring (6), is fixedly connected with cable wire (7) at the top of the inserted block (5), the bottom of the ballast box (1) passes through
Telescopic chute offers sliding through hole, and ballast box (1) is stretched out by sliding through hole in one end far from inserted block (5) on the cable wire (7)
The bottom on the surface of bottom, the ballast box (1) is fixedly connected with sole piece (8), and it is logical that rotation is offered before the sole piece (8)
The inner wall in hole, the sole piece (8) is rotatably connected to feed screw nut's gear (9) by rotated through-hole, feed screw nut's gear (9)
Surface be threaded with screw rod (10), the both ends of the screw rod (10) be fixedly connected on detection beam surface, the screw rod spiral shell
The surface of female gear (9) is engaged with ring gear (11), and the inner surface of the ring gear (11) is fixedly connected with annular extrusion
The surface of block (12), the annular extrusion block (12) slidably connects rotating block (13), and the surface of the rotating block (13) opens up
There are two squeezing through-hole (14), the inner wall of the rotating block (13) slidably connects extrusion cylinder (15) by squeezing through-hole (14),
The inner wall of the extrusion cylinder (15) slidably connects jacking block (16), and the opposite face of the jacking block (16) and extrusion cylinder (15) is fixed to be connected
It is connected to second spring (17), one end on the jacking block (16) far from annular extrusion block (12) slidably connects turntable (18), institute
It states and is fixedly connected with before turntable (18) wire winding pole (19), one end and wire winding pole on the cable wire (7) far from inserted block (5)
(19) surface is fixedly connected, and driver slot is offered before the sole piece (8), and the inner wall of the sole piece (8) passes through driver slot
It is fixedly connected with motor (20), the output shaft of the motor (20) is fixedly connected with the back side of rotating block (13).
2. a kind of bridge machinery balance weight mechanism according to claim 1 and Bridge Testing Equipment, it is characterised in that: described to squeeze
The top of pressure cylinder (15) is arc.
3. a kind of bridge machinery balance weight mechanism according to claim 1 and Bridge Testing Equipment, it is characterised in that: the top
The bottom of block (16) is fixedly connected with antifriction scrubbing pad.
4. a kind of bridge machinery balance weight mechanism according to claim 1 and Bridge Testing Equipment, it is characterised in that: described to squeeze
The height of pressure cylinder (15) is greater than the depth of squeezing through-hole (14).
5. a kind of bridge machinery balance weight mechanism according to claim 1 and Bridge Testing Equipment, it is characterised in that: the cunning
Rail is fixedly connected with smooth sheet at the top of (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821669108.XU CN209099175U (en) | 2018-10-15 | 2018-10-15 | A kind of bridge machinery balance weight mechanism and Bridge Testing Equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821669108.XU CN209099175U (en) | 2018-10-15 | 2018-10-15 | A kind of bridge machinery balance weight mechanism and Bridge Testing Equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209099175U true CN209099175U (en) | 2019-07-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821669108.XU Active CN209099175U (en) | 2018-10-15 | 2018-10-15 | A kind of bridge machinery balance weight mechanism and Bridge Testing Equipment |
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| CN (1) | CN209099175U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112814023A (en) * | 2020-12-30 | 2021-05-18 | 安徽先河建筑工程有限公司 | Pile-plate type retaining wall and construction method thereof |
-
2018
- 2018-10-15 CN CN201821669108.XU patent/CN209099175U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112814023A (en) * | 2020-12-30 | 2021-05-18 | 安徽先河建筑工程有限公司 | Pile-plate type retaining wall and construction method thereof |
| CN112814023B (en) * | 2020-12-30 | 2022-03-04 | 安徽先河建筑工程有限公司 | Pile-plate type retaining wall and construction method thereof |
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