Supporting device for base cement stabilized macadam construction

Abstract

The utility model relates to the technical field of supporting devices, and discloses a supporting device for base cement stabilized macadam construction, which comprises a supporting plate, a U-shaped plate is fixedly connected onto the supporting plate, a rack is fixedly connected onto the U-shaped plate, a supporting leg is rotatably connected onto the U-shaped plate, a threaded rod is in threaded connection onto the supporting leg, and the threaded rod is fixedly connected onto the supporting plate. According to the supporting device, when the supporting device for base layer cement stabilized macadam construction is used, unfolding and fixing of the supporting plate are rapidly completed by pulling the pull ring and screwing the handle, the time needed for installation and disassembly in traditional construction is shortened, the construction efficiency is improved, and the construction cost is reduced. When not in use, the supporting legs can be rapidly retracted through reverse operation, the size of the device is reduced, transportation and storage are facilitated, the graduated scale design on the supporting plate is beneficial for constructors to accurately control the laying thickness of base layer cement stabilized macadam construction, and the construction quality is ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to a supporting device technical field, especially a supporting device for cement stabilized macadam construction of base course. BACKGROUND

[0002] Cement stabilized macadam mixture is a semi-rigid pavement material of high-grade highway bottom base course in China, which is made of graded gravel as aggregate, a certain amount of cementitious material and enough mortar volume to fill the voids of aggregate, and is paved and compacted according to the principle of interlocking. As a lower layer of asphalt concrete, cement stabilized macadam has good slab body, water stability and frost resistance, and its mechanical strength can be adjusted according to actual needs, and it has strong overall bearing capacity. During the construction of cement stabilized macadam, supporting devices are needed to be set up on both sides of the cement macadam pavement to ensure that the edge of the pavement can be effectively compacted and not collapse.

[0003] The supporting device for cement stabilized macadam construction of base course still has the following defects when in use: the existing supporting device is not convenient to fold, which occupies more space and is not convenient for workers to unfold and assemble during use, resulting in low work efficiency. UTILITY MODEL CONTENT

[0004] The utility model aims at solving the defects in the prior art and provides a supporting device for cement stabilized macadam construction of base course.

[0005] To achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a supporting device for cement stabilized macadam construction of base course, comprising a supporting plate, a U-shaped plate fixedly connected to the supporting plate, a rack fixedly connected to the U-shaped plate, a supporting leg rotatably connected to the U-shaped plate, a threaded rod threadedly connected to the supporting leg, a handle fixedly connected to the threaded rod, a connecting rod rotatably connected to the supporting leg, a sleeve rotatably connected to one end of the connecting rod, the sleeve being slidably connected to the U-shaped plate, a sliding rod slidably connected to the sleeve, a pull ring fixedly connected to one end of the sliding rod, a spring one fixedly connected to the other end of the sliding rod and fixedly connected to the inside of the sleeve, a circular gear fixedly connected to the sliding rod and meshingly connected to the rack.

[0006] As a further description of the above technical scheme: a fixed plate is fixedly connected to the supporting plate, a sliding groove is arranged on the fixed plate, a clamping groove is arranged on the fixed plate, a clamping column is slidably connected to the fixed plate, a push block is fixedly connected to the clamping column, the push block is slidably connected to the sliding groove, a spring two is fixedly connected to one end of the clamping column and fixedly connected to the fixed plate, a connecting piece is slidably connected to the clamping groove, a hole is arranged on the connecting piece, and the clamping column is slidably connected to the hole.

[0007] As the further description of the above technical scheme: the supporting plate is provided with a scale, and the bottom of the supporting plate is provided with a rivet.

[0008] As the further description of the above technical scheme: the U-shaped plate is provided with two groups, and the U-shaped plates are respectively arranged on the two sides of the supporting plate.

[0009] As the further description of the above technical scheme: the fixed plate is provided with two groups, and the fixed plates are respectively arranged on the two sides of the supporting plate.

[0010] As the further description of the above technical scheme: the clamping column penetrates the fixed plate and the connecting piece.

[0011] As the further description of the above technical scheme: the spring two is arranged in the sliding groove, and the spring one is arranged in the sleeve.

[0012] The utility model has the advantages of the following beneficial effects:

[0013] 1. In the utility model, when the supporting device for base cement stabilized macadam construction is used, the supporting plate is unfolded and fixed quickly through the pulling of the pull ring and the twisting of the handle, the time required for installation and disassembly in traditional construction is reduced, when not in use, the supporting leg can be quickly retracted through reverse operation, the size of the device is reduced, transportation and storage are facilitated, the scale on the supporting plate helps construction personnel to accurately control the laying thickness of the base cement stabilized macadam construction, and the construction quality is ensured.

[0014] 2. In the utility model, when the supporting device for base cement stabilized macadam construction is used, the connecting piece can be fixed flexibly through the rotation of the rotating block and the sliding of the clamping column, the connection of multiple supporting plates is realized, the construction requirements of different lengths are adapted, the need to prepare different specifications of supporting devices for different length construction sections is reduced, and the adaptability and flexibility of construction are improved. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 A structure diagram of the supporting device for base cement stabilized macadam construction is provided for the utility model Figure One ;

[0016] Figure 2 A structure diagram of the supporting device for base cement stabilized macadam construction is provided for the utility model Figure Two ;

[0017] Figure 3 A partial explosion of the supporting device for base cement stabilized macadam construction is provided for the utility model Figure One ;

[0018] Figure 4The utility model provides a kind of supporting device for local explosion of cement stabilized macadam construction of base course Figure Two ;

[0019] Figure 5 For Figure 1 Enlarged view at A.

[0020] Legend:

[0021] 1, supporting plate;2, U-shaped plate;3, rack;4, support leg;5, threaded rod;6, handle;7, connecting rod;8, sleeve;9, sliding rod;10, pull ring;11, spring one;12, circular gear;13, fixed plate;14, sliding groove;15, clamping groove;16, connecting piece;17, hole;18, clamping column;19, push block;20, spring two;21, scale;22, rivet. Specific embodiments

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0023] With reference to Figures 1-5 , the utility model provides an embodiment: a kind of supporting device for cement stabilized macadam construction of base course, including supporting plate 1, supporting plate 1 is fixedly connected with U-shaped plate 2, U-shaped plate 2 is fixedly connected with rack 3, U-shaped plate 2 is rotatably connected with support leg 4, support leg 4 is screw-connected with threaded rod 5, threaded rod 5 is fixedly connected with handle 6, support leg 4 is rotatably connected with connecting rod 7, one end of connecting rod 7 is rotatably connected with sleeve 8, sleeve 8 is slidably connected in U-shaped plate 2, sleeve 8 is slidably connected with sliding rod 9, one end of sliding rod 9 is fixedly connected with pull ring 10, the other end of sliding rod 9 is fixedly connected with spring one 11, one end of spring one 11 is fixedly connected in sleeve 8, sliding rod 9 is fixedly connected with circular gear 12, circular gear 12 is meshingly connected on rack 3, when using the supporting device for cement stabilized macadam construction of base course, the unfolding and fixing of supporting plate 1 are quickly completed by pulling pull ring 10 and screwing handle 6 action, the time required for installation and disassembly in traditional construction is reduced, when not using, support leg 4 can be quickly retracted by reverse operation, the volume of device is reduced, convenient transportation and storage, the scale 21 on supporting plate 1 is designed to help construction personnel accurately control the laying thickness of cement stabilized macadam construction of base course, ensure construction quality.

[0024] The supporting plate 1 is fixedly connected with a fixed plate 13, the fixed plate 13 is provided with a sliding groove 14, the fixed plate 13 is provided with a clamping groove 15, the fixed plate 13 is slidably connected with a clamping column 18, the clamping column 18 is fixedly connected with a pushing block 19, the pushing block 19 is slidably connected in the sliding groove 14, one end of the clamping column 18 is fixedly connected with a spring 20, one end of the spring 20 is fixedly connected on the fixed plate 13, the clamping groove 15 is slidably connected with a connecting piece 16, the connecting piece 16 is provided with a hole 17, the clamping column 18 is slidably connected in the hole 17, the supporting plate 1 is provided with a scale 21, the bottom of the supporting plate 1 is provided with a rivet 22, the U-shaped plate 2 is provided with two groups, the U-shaped plate 2 is respectively arranged on the two sides of the supporting plate 1, the fixed plate 13 is provided with two groups, the fixed plate 13 is respectively arranged on the two sides of the supporting plate 1, the clamping column 18 penetrates through the fixed plate 13, the clamping column 18 penetrates through the connecting piece 16, the spring 20 is arranged in the sliding groove 14, the spring 11 is arranged in the sleeve 8, when the supporting device for the base layer cement stabilized macadam construction is used, the connecting piece 16 can be flexibly fixed by pushing the pushing block 19 and sliding the clamping column 18, the connection of multiple supporting plates 1 is realized, the construction requirements of different lengths are adapted, the need of preparing different specifications of supporting devices for different length construction sections is reduced, and the adaptability and flexibility of the construction are improved.

[0025] Working principle: when using the supporting device for base layer cement stabilized macadam construction, the staff first preliminarily positions the supporting plate 1 through the rivet 22 at the bottom of the supporting plate 1, then pulls the pull ring 10 outward, the pull ring 10 drives the sliding rod 9 to slide outward in the sleeve 8 and simultaneously stretches the spring one 11, pulls the pull ring 10 downward when the circular gear 12 is out of engagement with the rack 3, the pull ring 10 drives the sleeve 8 to slide downward on the U-shaped plate 2, the sleeve 8 drives the connecting rod 7 to move downward, the connecting rod 7 drives the supporting leg 4 to rotate on the U-shaped plate 2, loosens the pull ring 10 when the supporting leg 4 is horizontal with the bottom of the supporting plate 1, the reverse pulling effect of the spring one 11 makes the circular gear 12 reengage on the rack 3 to complete the fixation of the connecting rod 7, then twists the handle 6, the handle 6 drives the threaded rod 5 to rotate, the threaded rod 5 moves downward through the threaded connection on the supporting leg 4, completes the final fixation of the supporting plate 1 when the threaded rod 5 is inserted into the ground, only needs to reverse the operation to retract the supporting leg 4 to the original position when not used for subsequent transportation, not only can quickly deploy and support the supporting plate 1, reduces the time required for installation and disassembly, but also can reduce the occupied space when not used by retracting the supporting leg 4, facilitates the subsequent transportation and storage, then moves the push block 19 on the sliding groove 14 by pushing to one side according to the length of construction, the push block 19 drives the clamping column 18 to slide on the fixed plate 13 and simultaneously compresses the spring two 20, clamps the connecting piece 16 in the clamping groove 15 when the clamping column 18 is out of the clamping groove 15, then the rebounding effect of the spring two 20 makes the clamping column 18 clamp into the hole 17 on the connecting piece 16 to complete the fixation of the connecting piece 16, then connects multiple supporting plates 1 through the connecting piece 16 according to the above steps, so as to flexibly cope with the construction requirements of different lengths, without preparing supporting devices of different specifications for construction sections of different lengths, improves the construction efficiency, and facilitates the construction personnel to control the thickness of the base layer cement stabilized macadam construction through the setting of the scale 21 on the supporting plate 1.

[0026] Finally, it should be noted that: the above only describes the preferred embodiments of the present application and is not intended to limit the present application. Although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent replacements to some technical features, as long as they are within the spirit and principles of the present application. Any modification, equivalent replacement, improvement, etc. made shall be included in the protection scope of the present application.

Claims

1. A support device for base cement stabilized macadam construction, comprising a support plate (1), characterized in that: The supporting plate (1) is fixedly connected with a U-shaped plate (2), the U-shaped plate (2) is fixedly connected with a rack (3), the U-shaped plate (2) is rotatably connected with a supporting leg (4), the supporting leg (4) is threadedly connected with a threaded rod (5), the threaded rod (5) is fixedly connected with a handle (6), the supporting leg (4) is rotatably connected with a connecting rod (7), one end of the connecting rod (7) is rotatably connected with a sleeve (8), the sleeve (8) is slidably connected on the U-shaped plate (2), the sleeve (8) is slidably connected with a sliding rod (9), one end of the sliding rod (9) is fixedly connected with a pull ring (10), the other end of the sliding rod (9) is fixedly connected with a spring (11), one end of the spring (11) is fixedly connected in the sleeve (8), the sliding rod (9) is fixedly connected with a circular gear (12), the circular gear (12) is meshingly connected on the rack (3).

2. The supporting device for base cement stabilized macadam construction according to claim 1, characterized in that: The supporting plate (1) is fixedly connected with a fixed plate (13), the fixed plate (13) is provided with a sliding groove (14), the fixed plate (13) is provided with a clamping groove (15), the fixed plate (13) is slidably connected with a clamping column (18), the clamping column (18) is fixedly connected with a pushing block (19), the pushing block (19) is slidably connected in the sliding groove (14), one end of the clamping column (18) is fixedly connected with a spring (20), one end of the spring (20) is fixedly connected on the fixed plate (13), the clamping groove (15) is slidably connected with a connecting piece (16), the connecting piece (16) is provided with a hole (17), the clamping column (18) is slidably connected in the hole (17).

3. The supporting device for base cement stabilized macadam construction according to claim 2, characterized in that: The supporting plate (1) is provided with a scale (21), the bottom of the supporting plate (1) is provided with a rivet (22).

4. The supporting device for base layer cement stabilized macadam construction according to claim 3, characterized in that: The U-shaped plate (2) is provided with two groups, the U-shaped plate (2) is respectively arranged on both sides of the supporting plate (1).

5. The supporting device for base layer cement stabilized macadam construction according to claim 4, characterized in that: The fixed plate (13) is provided with two groups, the fixed plate (13) is respectively arranged on both sides of the supporting plate (1).

6. The supporting device for base layer cement stabilized macadam construction according to claim 5, characterized in that: The clamping column (18) penetrates the fixed plate (13), the clamping column (18) penetrates the connecting piece (16).

7. The supporting device for base layer cement stabilized macadam construction according to claim 6, characterized in that: The spring (20) is arranged in the sliding groove (14), the spring (11) is arranged in the sleeve (8).

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