CN215801049U - Novel adjustable sliding device - Google Patents
Novel adjustable sliding device Download PDFInfo
- Publication number
- CN215801049U CN215801049U CN202121221379.0U CN202121221379U CN215801049U CN 215801049 U CN215801049 U CN 215801049U CN 202121221379 U CN202121221379 U CN 202121221379U CN 215801049 U CN215801049 U CN 215801049U
- Authority
- CN
- China
- Prior art keywords
- adjusting screw
- cushion block
- adjusting
- novel adjustable
- steel cushion
- 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.)
- Active
Links
Images
Landscapes
- Bridges Or Land Bridges (AREA)
Abstract
The utility model relates to the technical field of construction structures, in particular to a novel adjustable sliding device which comprises a sliding trolley, wherein a jack for jacking a steel cushion block and at least two stepless adjusting screw rods for supporting the steel cushion block are arranged on the sliding trolley, and the adjustable sliding device adjusts the gradient of the steel cushion block by adjusting the extending height change of different stepless adjusting screw rods. According to the utility model, the longitudinal slope height adjuster is added, so that the condition that the roller is stressed and unbalanced in the dragging process is avoided, and the four height adjusting blocks on the adjusting device are realized. Thereby highly adjusting a plurality of displacement device in the construction of engineering bridge drag, effectively adapt to bridge longitudinal slope for the gyro wheel displacement device atress is even, and the load is better, increases the durability.
Description
Technical Field
The utility model relates to the technical field of construction structures, in particular to a novel adjustable sliding device.
Background
In the construction method of the road and the bridge, a bridge dragging and pushing construction method is often adopted, a sliding device is a key part in the dragging and pushing construction method, the structural characteristics of the sliding device determine the magnitude of dragging force, the larger the dragging force is, the larger temporary structural measures are needed for the whole dragging construction, otherwise, the dragging force is reduced, the size of the used materials of the temporary structure is also reduced, and the construction cost of the temporary measures is greatly reduced;
the existing sliding device mostly adopts a sliding friction surface, the sliding friction surface is lubricated by oil, and the friction coefficient is 0.1. However, the bridge construction is usually a large structure, the weight is heavy, and the friction coefficient of 0.1 is relatively high; the novel sliding device adopts the rolling wheels to walk, changes sliding friction into rolling friction, has a friction coefficient of 0.05, effectively reduces the friction coefficient, reduces the dragging force of dragging and pushing, greatly saves temporary construction cost and increases the working efficiency;
the bridge body itself has the longitudinal gradient, and when adopting the gyro wheel, the bridge longitudinal gradient can arouse that gyro wheel displacement device wheel atress is uneven, and the gyro wheel receives destruction easily. To this end, we propose a new adjustable sliding device.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a novel adjustable sliding device to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a novel adjustable slide device, includes the dolly that slides, install the jack that is used for jack-up steel cushion block on the dolly that slides to and two at least stepless adjusting screw rods that are used for supporting steel cushion block, adjustable slide device is through adjusting the altitude variation that different stepless adjusting screw rods stretched out, thereby adjusts the slope of steel cushion block.
Preferably, the number of the stepless adjusting screw rods is 4, and the stepless adjusting screw rods are uniformly distributed on the top of the sliding trolley.
Preferably, the number of the jacks is 2.
Preferably, the stepless adjusting screw comprises an adjusting screw, an adjusting nut and a supporting sleeve, the adjusting nut is mounted on the top of the supporting sleeve and can rotate relative to the supporting sleeve, and the adjusting screw is in threaded connection with the adjusting nut and is inserted into the hollow supporting sleeve.
Preferably, the top of the adjusting screw is connected with a saddle through an inner hexagon nut and a gasket, the saddle is used for supporting a steel cushion block, and a rib plate playing a reinforcing role is arranged between the supporting sleeve and the sliding trolley.
Preferably, the bottom of the sliding trolley is provided with a plurality of rollers.
Preferably, the rollers are connected in a hinge mode to form an annular sleeve on the supporting plate, so that crawler-type circulating rotation is formed.
Compared with the prior art, the utility model has the following beneficial effects:
according to the utility model, the longitudinal slope height adjuster is added, so that the condition that the roller is stressed and unbalanced in the dragging process is avoided, and the four height adjusting blocks on the adjusting device are realized. Thereby highly adjusting a plurality of displacement device in the construction of engineering bridge drag, effectively adapt to bridge longitudinal slope for the gyro wheel displacement device atress is even, and the load is better, increases the durability.
Drawings
FIG. 1 is a front cross-sectional view of the present invention;
FIG. 2 is a side cross-sectional view of the present invention;
fig. 3 is a schematic view of the stepless adjusting screw structure of the utility model.
In the figure: 1. a steel cushion block; 2. a jack; 3. a stepless adjusting screw; 31. adjusting the nut; 32. adjusting the screw rod; 33. a saddle; 34. a support sleeve; 35. a rib plate; 36. a hexagon socket nut; 37. a gasket; 4. A sliding trolley.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 and 2, a novel adjustable sliding device comprises a sliding trolley 4, wherein a jack 2 for jacking a steel cushion block 1 is arranged on the sliding trolley 4, the jack 2 is used for jacking the steel cushion block 1, and the height of the stepless adjusting screw 3 can be adjusted after the steel cushion block 1 is separated from the stepless adjusting screw 3. The extension height of the front and rear stepless adjusting screw rods 3 is changed, so that the gradient of the steel cushion block 1 can be adjusted. And at least two stepless adjusting screw rods 3 for supporting the steel cushion block 1, wherein the adjustable sliding device adjusts the gradient of the steel cushion block 1 by adjusting the extending height change of different stepless adjusting screw rods 3.
The number of the stepless adjusting screw rods 3 is 4, and the stepless adjusting screw rods are uniformly distributed on the top of the sliding trolley 4. The number of jacks 2 is 2. The stepless adjusting screw rod 3 is adjusted without transition and is continuous and non-step
As shown in fig. 3, the stepless adjustment screw 3 includes an adjustment screw 32, an adjustment nut 31 and a support sleeve 34, the adjustment nut 31 is mounted on the top of the support sleeve 34 and can rotate relative to the support sleeve 34, and the adjustment screw 32 is threadedly coupled with the adjustment nut 31 and inserted into the hollow support sleeve 34. The top of the adjusting screw 32 is connected with a saddle 33 through an inner hexagon nut 36 and a gasket 37, the saddle 33 is used for supporting the steel cushion block 1, and a rib plate 35 which plays a reinforcing role is arranged between the supporting sleeve 34 and the sliding trolley 4.
The bottom of the sliding trolley 4 is provided with a plurality of rollers. The rollers are connected in a hinge mode to form an annular sleeve which is sleeved on the supporting plate to form crawler-type circulating rotation.
The working process is as follows:
in the girder steel dragging construction process, the girder steel is placed on the steel pad 1, and the anchor point can be set up on the steel pad 1, is connected with external traction device through the anchor point, just can drag the girder steel and slide. The device has two characteristics:
the method has the characteristics that: the longitudinal gradient of the steel beam can be adjusted;
the implementation process is that two stepless adjusting screws 3 are arranged below the steel cushion block 1, the longitudinal gradient of the steel cushion block 1 can be realized by adjusting the heights of the front and rear stepless adjusting screws 3, the change of the longitudinal gradient can adapt to the longitudinal gradient of the steel beam, the steel cushion block 1 is ensured to be in good contact with the steel beam, the steel beam structure is well protected, and the steel beam is prevented from being damaged; when the steel cushion block 1 is pressed on the stepless adjusting screw rod 3, the height of the stepless adjusting screw rod 3 cannot be adjusted, and the jack 2 is arranged in the middle of the stepless adjusting screw rod 3, so that the steel cushion block 1 can be lifted by the jack 2 to be separated from the stepless adjusting screw rod 3, and the height of the stepless adjusting screw rod 3 can be adjusted;
the method has the following characteristics: reducing the traction force;
the implementation process of the second characteristic is that the traction force can be reduced by changing the original sliding traction mode into a rolling traction device; install stepless adjusting screw 3 on the gyro wheel dolly, set up the anchor point through steel cushion 1 and be connected with draw gear and just can realize rolling and pull to reduce traction force.
According to the utility model, the longitudinal slope height adjuster is added, so that the condition that the roller is stressed and unbalanced in the dragging process is avoided, and the four height adjusting blocks on the adjusting device are realized. Thereby highly adjusting a plurality of displacement device in the construction of engineering bridge drag, effectively adapt to bridge longitudinal slope for the gyro wheel displacement device atress is even, and the load is better, increases the durability.
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 utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a novel adjustable slippage device, includes dolly (4) that slides, its characterized in that: the adjustable sliding device is characterized in that a jack (2) for jacking the steel cushion block (1) and at least two stepless adjusting screw rods (3) for supporting the steel cushion block (1) are installed on the sliding trolley (4), and the adjustable sliding device adjusts the gradient of the steel cushion block (1) by adjusting the height change of the extension of different stepless adjusting screw rods (3).
2. A novel adjustable glide assembly as claimed in claim 1 wherein: the number of the stepless adjusting screw rods (3) is 4, and the stepless adjusting screw rods are uniformly distributed on the top of the sliding trolley (4).
3. A novel adjustable glide assembly as claimed in claim 2 wherein: the number of the jacks (2) is 2.
4. A novel adjustable glide assembly as claimed in claim 1 wherein: the stepless adjusting screw rod (3) comprises an adjusting screw rod (32), an adjusting nut (31) and a supporting sleeve (34), the adjusting nut (31) is installed at the top of the supporting sleeve (34) and can rotate relative to the supporting sleeve (34), and the adjusting screw rod (32) is in threaded connection with the adjusting nut (31) and is inserted into the hollow supporting sleeve (34).
5. A novel adjustable glide assembly as claimed in claim 4 wherein: the top of adjusting screw (32) is connected with saddle (33) through hexagon socket nut (36) and gasket (37), saddle (33) are used for supporting steel cushion block (1), be provided with gusset (35) that play the reinforcing effect between support cover (34) and the dolly that slides (4).
6. A novel adjustable glide assembly as claimed in claim 1 wherein: the bottom of the sliding trolley (4) is provided with a plurality of rollers.
7. The novel adjustable glide assembly of claim 6 wherein: the rollers are connected in a hinge mode to form an annular sleeve which is sleeved on the supporting plate to form crawler-type circulating rotation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121221379.0U CN215801049U (en) | 2021-06-02 | 2021-06-02 | Novel adjustable sliding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121221379.0U CN215801049U (en) | 2021-06-02 | 2021-06-02 | Novel adjustable sliding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215801049U true CN215801049U (en) | 2022-02-11 |
Family
ID=80174878
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121221379.0U Active CN215801049U (en) | 2021-06-02 | 2021-06-02 | Novel adjustable sliding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215801049U (en) |
-
2021
- 2021-06-02 CN CN202121221379.0U patent/CN215801049U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206985646U (en) | It is a kind of can all-around mobile lift cart | |
| CN205474872U (en) | Basket is hung in two cable face limit case broad width girder constructions | |
| CN215801049U (en) | Novel adjustable sliding device | |
| CN206986752U (en) | Dilatory steel truss girder rolling dolly | |
| CN209066901U (en) | A kind of steel structure slipping mechanism | |
| CN102953340A (en) | Propelling trolley | |
| CN210317353U (en) | Driving device of tunnel prefabricated part assembling trolley | |
| CN205419546U (en) | Can adjust horizontal guiding wheel device that goes up and down | |
| CN111576919B (en) | Whole power transmission tower moving device and method | |
| CN218232992U (en) | Auxiliary mechanism for operation of track lifting machine | |
| CN211110754U (en) | Tower crane foundation section mounting structure | |
| CN209260563U (en) | A kind of Bailey beam truss entirety transverse sliding device for cast-in-situ continuous beam | |
| CN110747731A (en) | Anti-rollover locking type metal support | |
| CN220301116U (en) | Road surface rolling device for highway road surface construction | |
| CN2457189Y (en) | Road roller | |
| CN110747730A (en) | Anti-rollover metal vibration reduction support | |
| CN211679309U (en) | Manual roll changing device of two-roll mill | |
| CN215890066U (en) | Bottom-lifting prop device | |
| CN211731035U (en) | Dismantle convenient car oil tank shock pad | |
| CN215444092U (en) | Subway tunnel construction support | |
| CN213087518U (en) | Supporting device for building and convenient to move and adjust | |
| CN209972487U (en) | Interval cable laying and transporting device for subway tunnel | |
| CN219385914U (en) | Road leveling device | |
| CN219384512U (en) | Stable lifting device for coal mine electromechanical transportation | |
| CN203049459U (en) | Pushing trolley |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |