CN203161247U - Rail-mounted swinging block hydraulic pusher - Google Patents
Rail-mounted swinging block hydraulic pusher Download PDFInfo
- Publication number
- CN203161247U CN203161247U CN 201320058189 CN201320058189U CN203161247U CN 203161247 U CN203161247 U CN 203161247U CN 201320058189 CN201320058189 CN 201320058189 CN 201320058189 U CN201320058189 U CN 201320058189U CN 203161247 U CN203161247 U CN 203161247U
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- CN
- China
- Prior art keywords
- centering block
- swinging block
- rail
- block body
- hydraulic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Machines For Laying And Maintaining Railways (AREA)
Abstract
The utility model discloses a rail-mounted swinging block hydraulic pusher and relates to a hydraulic pushing device of rail operation equipment. The rail-mounted swinging block hydraulic pusher comprises a swinging block body which is connected to a rail through a locating side wheel in a sliding mode. The interior of the swinging block body is connected with a swinging block through a rotating shaft, wherein the swinging block can swing relative to the swinging block body. The lower end of the swinging block extends out of the lower portion of the swinging block body which is connected with a pushing hydraulic cylinder. A pushing block enabling the swinging block to swing in the direction far away from the pushing hydraulic cylinder is arranged inside the swinging block. The rail-mounted swinging block hydraulic pusher is small in size and occupied space, large in dragging and pushing force and rail adhesive force, and stable in traveling. Moreover, the phenomena of slipping and blocking can be avoided, the rail-mounted swinging block hydraulic pusher can climb safely on a slope, and is simple and convenient to arrange, install and operate, high in efficiency and strong in practicality.
Description
Technical field
The utility model relates to a kind of hydraulic drive facility of track operation equipment, relates in particular to a kind of rail mounted centering block hydraulic pusher.
Background technology
The rail mounted slding form operation that the rail mounted steel form carrier that current diversion tunnel concrete lining cutting is adopted and bottom board concrete are built employing, it is more special that their walking, traction, propelling require, its propelling and traction characteristics are: the unhappy but traction of rate request, propulsive force big (track adhesive power is big), walking is stable does not skid and the jam phenomenon, and existing propelling and traction facility adopt following several types basically: adopt the motor and speed reducer system 1..The type is the driven by motor reductor, and reductor drives the form of road wheel, and reductor has forms such as pin pendulum-type, gear type and turbine and worm formula.The motor and speed reducer system mostly is used for walking and the draw of rail mounted steel form carrier.Though this mode is operated easy but tractive force is little, meet big resistance (resistance increases during the sliding formwork demoulding) and skid easily, so this system should not adopt when having bigger resistance and the gradient big.2. hoist system.Adopt the job practices construction of playing earth anchor, hoist engine traction, hoist system mostly is used for walking and the traction of rail mounted sliding formwork.Though it is big that this mode is operated tractive force, operation, install loaded down with trivial detailsly, because wire rope traction takies than large space, make troubles to constructing operation.3. card form hydraulic pressure Rail climbing device.Card form hydraulic pressure Rail climbing device is with track two sides and the work of toothed card frictional force, scum silica frost on the track and iron rust stop up card and card tooth surface abrasion easily all can make the Rail climbing device inefficacy of skidding, because card skids and causes the both sides track Rail climbing device can not synchronous walking, repair and change card frequently and cause efficiency of construction low and cumbersome during work.The operating space is too big, propulsive force is too little, working condition is unstable as taking in existing above-mentioned facility existence, operate, install variety of issues such as loaded down with trivial details, also there is bigger potential safety hazard in preceding two kinds of facility, can not solve a series of technical barriers such as the technology that becomes increasingly conspicuous, duration, safety, quality.
Summary of the invention
Problem at above-mentioned prior art existence, the utility model provides a kind of rail mounted centering block hydraulic pusher, volume is little, it is few to occupy the space, traction, propulsive force big (track adhesive power is big), smooth running do not skid and jam, can on certain gradient, creep safely, and layout, installation and easy and simple to handle, its effect is also very high, very practical.
The technical solution of the utility model is: a kind of rail mounted centering block hydraulic pusher, comprise the centering block body, the centering block body is slidingly connected on the track by the oriented side wheel, be connected with the centering block of centering block body swing relatively by rotating shaft in the centering block body, centering block body bottom is stretched out in the centering block lower end, centering block is provided with strip bulge, is connected with the propelling movement hydraulic cylinder on the centering block body, is provided with in the centering block body to make the centering block can only be to away from the push block that pushes the swing of hydraulic cylinder direction.
As preferably, the centering block lower end is provided with the inclined-plane near the part that pushes hydraulic cylinder, and position corresponding with push block on the centering block is provided with groove.
As preferably, centering block body rear and front end is respectively arranged with the location side wheel.
The beneficial effects of the utility model are: the utility model is slidingly connected on the track, by centering block the pushing tow of track bearing being realized pushing oil cylinder promotion or traction track chassis or sliding formwork body advances, namely withstand the track bearing by centering block, the flexible piston rod of the propelling movement oil cylinder on the centering block body promotes the equipment that (pulling) pushed away (drawing).A cover the utility model is respectively installed on the track both sides, work transposition both sides oil cylinder alternately shrinks and carries out, the both sides oil cylinder advances (oil cylinder is released simultaneously) simultaneously during propelling, this working method both can guarantee that pushed equipment was continuously mobile, ensured safe operation again, the utility model volume is little, it is few to occupy the space, traction, propulsive force big (track adhesive power is big), smooth running does not skid and jam, can creep safely on certain gradient, and arrange, installation and easy and simple to handle, its effect is also very high, centering block is provided with strip bulge, has improved the strength and stiffness of centering block, has prolonged application life of the present utility model.Very practical.
Description of drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the front view of the utility model centering block body;
Fig. 3 is the vertical view of the utility model centering block body shown in Figure 2;
Fig. 4 is the sectional view along C-C line among Fig. 3;
Fig. 5 is the lateral view of the utility model centering block body shown in Figure 2;
Fig. 6 is the partial sectional view of the utility model centering block;
Fig. 7 pushes hydraulic cylinder when being the utility model work and stretches out the schematic diagram of propelling movement;
Fig. 8 pushes the schematic diagram that hydraulic cylinder shrinks displacement when being the utility model work;
Propeller put in place and prepares the schematic diagram of next step when Fig. 9 was the utility model work.
The specific embodiment
As a kind of embodiment of the present utility model, to shown in Figure 9, a kind of rail mounted centering block hydraulic pusher comprises centering block body 1 as Fig. 1, and centering block body 1 provides body supports for centering block 2 of the present utility model with other annexes.Centering block body 1 is slidingly connected on the track 7 by location side wheel 4, and in the present embodiment, as preferably, centering block body 1 rear and front end is respectively arranged with location side wheel 4.The location side wheel 4 with centering block body 1 be stabilized in do not take place on the track 7 about, upper and lower displacement.Be connected with the centering block 2 of centering block body 1 swing relatively by rotating shaft 3 in the centering block body 1, centering block body 1 bottom is stretched out in centering block 2 lower ends, in the present embodiment, as preferably, is provided with dovetail groove in the centering block body 1, and centering block 2 is positioned at dovetail groove and can swings at dovetail groove.Centering block 2 is provided with strip bulge 21, has improved the strength and stiffness of centering block 2, has prolonged application life of the present utility model.Be connected with on the centering block body 1 and push hydraulic cylinder 6, be provided with in the centering block body 1 and make the centering block 2 can only be to away from the push block 5 that pushes the swing of hydraulic cylinder 6 directions.Centering block 2 withstands track bearing 9 when work, whole centering block body 1 can not be retreated, and when centering block body 1 advanced, centering block 2 unclamped track bearing 9, along with centering block body 1 arrives the one group of track bearing 9 in front.
In the present embodiment, as preferably, centering block 2 lower ends are provided with the inclined-plane near the part that pushes hydraulic cylinder 6.Make things convenient for centering block 2 to swinging away from the direction that pushes hydraulic cylinder 6.Position corresponding with push block 5 on the centering block 2 is provided with groove, can play the effect of location, has improved the accuracy of its motion.
Elder generation's attachment rail 7 during work, track 7 can be made by track steel or i iron.9 even, the symmetry installations of both sides track bearing, track bearing 9 can be by sleeper or section steel manufacture.Then the utility model is slidingly connected on the track 7 by location side wheel 4, a cover the utility model is respectively installed on track 7 both sides, centering block 2 lower ends contact with track bearing 9, and the other end that pushes hydraulic cylinder 6 is hinged through the hinge on the walking wheel seat of equipment 8 of pushed (or traction).The equipment 8 of described pushed (or traction) is chassis or sliding formwork.The transposition both sides propelling movement hydraulic cylinder 6 of working alternately shrinks and carries out, and both sides propelling movement hydraulic cylinder 6 advances simultaneously during propelling, and it is continuously mobile that this working method both can have been protected pushed equipment, ensured safe operation again.
Job step of the present utility model is as follows:
(1) pushes hydraulic cylinder 6 and stretch out propelling movement
Propelling movement hydraulic cylinder 6 piston rods of the centering block body 1 on the both sides track 7 stretch out the walking wheel seat that pushes pushed (or traction) equipment 8 simultaneously, because the centering block 2 that connects by rotating shaft 3 withstands track bearing 9 under the effect of push block 5, whole propeller is withstood motionless by track bearing 9, push hydraulic cylinder 6 piston rods and stretch out certain distance, pushed (or traction) equipment 8 moves same distance.
(2) push hydraulic cylinder 6 and shrink displacement
Propelling movement hydraulic cylinder 6 piston rods of the centering block body 1 on the both sides track 7 are taken up in order of priority contraction, pushed (or traction) equipment 8 can not move, centering block body 1 moves forward certain distance under the effect of location side wheel 4, centering block 2 be that distance that rotation angle in the center of circle strides across a track bearing 9 is replied original angle again and withstood another track bearing 9 with rotating shaft 3.
(3) the propeller preparation next step that puts in place
Propelling movement hydraulic cylinder 6 piston rods on both sides are taken up in order of priority contraction, the operation of completing steps (2), and at this moment propeller has been finished first mobile working circulation, can prepare to carry out the operation of next step.
The above only is four kinds of preferred embodiments of utility model; not in order to limit utility model; all in utility model spirit and principle within do any modification, be equal to and replace and obvious mode of texturing etc., all should be included within the protection domain of utility model.
Claims (3)
1. rail mounted centering block hydraulic pusher, it is characterized in that: comprise the centering block body, the centering block body is slidingly connected on the track by the oriented side wheel, be connected with the centering block of centering block body swing relatively by rotating shaft in the centering block body, centering block body bottom is stretched out in the centering block lower end, centering block is provided with strip bulge, is connected with the propelling movement hydraulic cylinder on the centering block body, is provided with in the centering block body to make the centering block can only be to away from the push block that pushes the swing of hydraulic cylinder direction.
2. rail mounted centering block hydraulic pusher according to claim 1 is characterized in that: the centering block lower end is provided with the inclined-plane near the part that pushes hydraulic cylinder, and position corresponding with push block on the centering block is provided with groove.
3. rail mounted centering block hydraulic pusher according to claim 1 and 2, it is characterized in that: centering block body rear and front end is respectively arranged with the location side wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320058189 CN203161247U (en) | 2013-02-01 | 2013-02-01 | Rail-mounted swinging block hydraulic pusher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320058189 CN203161247U (en) | 2013-02-01 | 2013-02-01 | Rail-mounted swinging block hydraulic pusher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203161247U true CN203161247U (en) | 2013-08-28 |
Family
ID=49022439
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320058189 Expired - Fee Related CN203161247U (en) | 2013-02-01 | 2013-02-01 | Rail-mounted swinging block hydraulic pusher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203161247U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110566721A (en) * | 2019-07-19 | 2019-12-13 | 江苏广泓重工设备有限公司 | Continuous jacking device for steel pipe and working method of continuous jacking device |
-
2013
- 2013-02-01 CN CN 201320058189 patent/CN203161247U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110566721A (en) * | 2019-07-19 | 2019-12-13 | 江苏广泓重工设备有限公司 | Continuous jacking device for steel pipe and working method of continuous jacking device |
| CN110566721B (en) * | 2019-07-19 | 2021-05-07 | 江苏广泓重工设备有限公司 | Continuous jacking device for steel pipes |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130828 Termination date: 20140201 |