Special fixing device for pavement hardening

Abstract

The utility model relates to the technical field of template fixing devices, and discloses a special fixing device for pavement hardening, which comprises a fixing rod and a fixing template, a connecting ring is arranged outside the fixing rod, a threaded shaft clamped with the outside of the fixing rod is arranged on the left side wall of the connecting ring, a fixing support is arranged on the right side wall of the connecting ring, and the fixing template is arranged on the fixing support. And the fixed template is positioned on the right side of the fixed bracket. According to the special fixing device for pavement hardening, through the arrangement of the clamping assemblies and the threaded shafts, during disassembly, an upper pressing plate and a lower pressing plate are pressed, under the cooperative use of compression springs, an upper clamping shaft and a lower clamping shaft move relatively till the two clamping shafts move to the interior of a mounting cavity, at the moment, a fixing template and a connecting frame are taken down from the device, and then the fixing template and the connecting frame are taken down; and then the threaded shaft is rotated to be taken down from the connecting ring, and then the fixing rod and the connecting ring are separated, so that the purpose of disassembling and transporting the device is achieved, carrying is convenient, the practicability of the device is improved, and the device is convenient to use by workers.

Description

Technical Field

[0001] The utility model relates to the technical field of template fixing devices, in particular to a special fixing device for hardening of road surfaces. Background Art

[0002] A layered structure made of road-building materials laid on the roadbed for vehicles to travel on, which has the function of bearing the weight of vehicles, resisting wheel wear and keeping the road surface flat. To this end, the road surface is required to have sufficient strength, high stability, a certain degree of flatness, appropriate anti-skid ability, and no excessive dust during driving, so as to reduce damage to the road surface and vehicle parts, maintain a good sight distance, and reduce environmental pollution.

[0003] At present, the traditional special fixing device for hardening the road surface is large in size and inconvenient to carry. At the same time, the pull-out resistance of the fixing rod is weak, and the fixing rod is easily pulled up, affecting the use of the device. Therefore, a special fixing device for hardening the road surface is proposed to solve the above-mentioned technical problems. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] In view of the deficiencies in the prior art, the utility model provides a special fixing device for hardening a road surface, which has the advantages of being able to be disassembled and transported and being able to improve the pull-out resistance of the fixing rod. It solves the problem that the current traditional special fixing device for hardening a road surface is large in size and inconvenient to carry, and the pull-out resistance of the fixing rod is weak, and the fixing rod is easily pulled up, affecting the use of the device.

[0006] (II) Technical solution

[0007] In order to achieve the above-mentioned purpose of being able to disassemble and transport the device and improving the pull-out resistance of the fixing rod, the utility model provides the following technical solutions: a special fixing device for hardening road surface, comprising a fixing rod and a fixing template, the fixing rod is provided with a connecting ring on the outside, the left side wall of the connecting ring is provided with a threaded shaft that is clamped with the outside of the fixing rod, the right side wall of the connecting ring is provided with a fixing bracket, the fixing template is located on the right side of the fixing bracket, the left side wall of the fixing template is provided with a connecting frame, the right side wall of the fixing bracket is provided with a mounting seat with one end extending to the inside of the connecting frame, the inside of the mounting seat is provided with two clamping assemblies that are symmetrically distributed up and down, the opposite sides of the two clamping assemblies extend to the top and bottom of the connecting frame respectively, and the inner bottom wall of the fixing rod is provided with an extension assembly with one end extending to the top thereof;

[0008] The clamping assembly includes a mounting cavity, two mounting cavities are arranged inside the mounting seat and are symmetrically distributed up and down, a pressing plate with one end extending to the left side of the mounting seat is arranged on the right side of the inner wall of the mounting cavity, compression springs are arranged between the opposite sides of the upper and lower pressing plates and the inner walls of the opposite sides of the upper and lower mounting cavities, and clamping shafts are arranged on the opposite sides of the upper and lower pressing plates, and the opposite sides of the upper and lower clamping shafts extend to the top and bottom of the connecting frame respectively;

[0009] The extension component includes a threaded rod, the inner bottom wall of the fixed rod is provided with a threaded rod with one end extending to the top thereof, the outside of the threaded rod is provided with a threaded block, the left and right side walls of the fixed rod are provided with anti-pullout anchor rods, and the left and right side walls of the threaded block are provided with connecting rods respectively hinged to the outside of the two anti-pullout anchor rods.

[0010] Preferably, both left and right side walls of the fixing rod are provided with long holes matched with the connecting rod.

[0011] Preferably, a threaded groove matched with the threaded shaft is formed on the left side wall of the fixing rod.

[0012] Preferably, a sliding hole adapted to the moving track of the pressing plate is opened on the left side wall of the mounting seat, the sliding hole is communicated with the mounting cavity, and the number of the sliding holes is two and they are symmetrically distributed up and down.

[0013] Preferably, the top and the bottom of the connection frame are provided with snap-in through holes matched with the snap-in shaft.

[0014] (III) Beneficial effects

[0015] Compared with the prior art, the utility model provides a special fixing device for hardening the road surface, which has the following beneficial effects:

[0016] 1. The special fixing device for hardening the road surface is provided with a clamping assembly and a threaded shaft. When disassembling, the upper and lower pressing plates are pressed, and the upper and lower clamping shafts are moved relatively with the cooperation of the compression spring until the two clamping shafts are moved to the inside of the installation cavity. At this time, the fixed template and the connecting frame are removed from the device, and then the threaded shaft is rotated to remove it from the connecting ring, and then the fixing rod and the connecting ring are separated, thereby achieving the purpose of disassembling and transporting the device, which is convenient to carry and improves the practicality of the device.

[0017] 2. The special fixing device for hardening the road surface is provided with an extension component, the fixing rod is inserted into the soil, and then the threaded rod is rotated to drive the threaded block to move upward, and then the threaded block and the connecting rod are used in coordination to make the pull-out anchor rod deflect around the connection of the fixing rod. At this time, the two pull-out anchor rods are spread out in an inverted "eight" shape, which increases the difficulty of pulling up the fixing rod, makes the device have better stability when in use, and further improves the practicability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the structure of the utility model;

[0019] Figure 2 For this utility model Figure 1 Enlarged schematic diagram at point A in the middle.

[0020] In the figure: 1. fixing rod; 2. connecting ring; 3. fixing bracket; 4. fixing template; 5. connecting frame; 6. mounting seat; 7. snap-on assembly; 71. mounting cavity; 72. pressing plate; 73. snap-on shaft; 74. compression spring; 8. threaded shaft; 9. extension assembly; 91. threaded rod; 92. anti-pullout anchor rod; 93. threaded block; 94. connecting rod. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-2 A special fixing device for hardening a road surface comprises a fixing rod 1 and a fixing template 4. A connecting ring 2 is sleeved on the outside of the fixing rod 1. The left side wall of the connecting ring 2 is movably connected with a threaded shaft 8 which is clamped with the outside of the fixing rod 1. A threaded slot which matches the threaded shaft 8 is provided on the left side wall of the fixing rod 1. A fixing bracket 3 is fixedly connected to the right side wall of the connecting ring 2. The fixing template 4 is located on the right side of the fixing bracket 3. A connecting frame 5 is fixedly connected to the left side wall of the fixing template 4. A mounting seat 6 which has one end extending to the inside of the connecting frame 5 is fixedly connected to the right side wall of the fixing bracket 3.

[0023] The interior of the mounting seat 6 is movably connected with two clamping assemblies 7 which are symmetrically distributed up and down, and the opposite sides of the two clamping assemblies 7 extend to the top and bottom of the connecting frame 5 respectively. The clamping assembly 7 includes a mounting cavity 71. The interior of the mounting seat 6 is provided with two mounting cavities 71 which are symmetrically distributed up and down. The right side of the inner wall of the mounting cavity 71 is slidably connected with a pressing plate 72 with one end extending to the left side of the mounting seat 6. The left side wall of the mounting seat 6 is provided with a sliding hole that is compatible with the moving trajectory of the pressing plate 72. The sliding hole is connected to the mounting cavity 71. The number of the sliding holes is two and they are symmetrically distributed up and down. Compression springs 74 are fixedly connected between the opposite sides of the upper and lower pressing plates 72 and the inner walls of the opposite sides of the upper and lower mounting cavities 71. The opposite sides of the upper and lower pressing plates 72 are fixedly connected with a clamping shaft 73. The top and bottom of the connecting frame 5 are provided with clamping through holes that are compatible with the clamping shaft 73. The opposite sides of the upper and lower clamping shafts 73 extend to the top and bottom of the connecting frame 5 respectively.

[0024] The inner bottom wall of the fixing rod 1 is movably connected to an extension component 9 with one end extending to its top, and the extension component 9 includes a threaded rod 91. The inner bottom wall of the fixing rod 1 is rotatably connected to the threaded rod 91 with one end extending to its top, and the external thread of the threaded rod 91 is connected to a threaded block 93. The left and right side walls of the fixing rod 1 are hinged with anti-pullout anchor rods 92, and the left and right side walls of the threaded block 93 are hinged with connecting rods 94 respectively hinged to the outside of the two anti-pullout anchor rods 92. The left and right side walls of the fixing rod 1 are provided with long strip holes adapted to the connecting rods 94.

[0025] It is worth noting that the standard parts used in this application document can all be purchased from the market, and the specific connection methods of each part are connected by conventional means such as mature bolts, rivets, welding, etc. in the prior art, and the machinery, parts and equipment all adopt conventional models in the prior art, and the circuit connection adopts the conventional connection method in the prior art. The contents not described in detail in the description belong to the prior art known to professional and technical personnel in this field and will not be described in detail here.

[0026] In summary, the special fixing device for hardening the road surface is provided with a clamping assembly 7 and a threaded shaft 8. When disassembling, the upper and lower pressing plates 72 are pressed, and the upper and lower clamping shafts 73 are relatively moved with the cooperation of the compression spring 74 until the two clamping shafts 73 are moved to the inside of the installation cavity 71. At this time, the fixed template 4 and the connecting frame 5 are removed from the device, and the threaded shaft 8 is rotated to remove it from the connecting ring 2, and then the fixing rod 1 and the connecting ring 2 are separated, so as to achieve the purpose of disassembling and transporting the device, which is convenient to carry and improves the practicality of the device. By providing an extension assembly 9, Insert the fixing rod 1 into the soil, then rotate the threaded rod 91 to drive the threaded block 93 to move upward, and then with the cooperation of the threaded block 93 and the connecting rod 94, the pull-out anchor rod 92 is deflected around the connection of the fixing rod 1. At this time, the two pull-out anchor rods 92 are unfolded in an inverted "eight" shape, which increases the difficulty of pulling up the fixing rod 1, and makes the device have better stability when in use, further improves the practicality of the device, and solves the problem that the current traditional special fixing device for hardening of road surface is large in size and inconvenient to carry, and at the same time, its pull-out resistance of the fixing rod is weak, and the fixing rod is easily pulled up, affecting the use of the device.

[0027] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0028] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A special fixing device for hardening a road surface, comprising a fixing rod (1) and a fixing template (4), characterized in that: The fixing rod (1) is provided with a connecting ring (2) on the outside, the left side wall of the connecting ring (2) is provided with a threaded shaft (8) which is clamped with the outside of the fixing rod (1), the right side wall of the connecting ring (2) is provided with a fixing bracket (3), the fixing template (4) is located on the right side of the fixing bracket (3), the left side wall of the fixing template (4) is provided with a connecting frame (5), the right side wall of the fixing bracket (3) is provided with a mounting seat (6) whose one end extends to the inside of the connecting frame (5), the inside of the mounting seat (6) is provided with two clamping assemblies (7) which are symmetrically distributed in the upper and lower parts, the opposite sides of the two clamping assemblies (7) respectively extend to the top and bottom of the connecting frame (5), and the inner bottom wall of the fixing rod (1) is provided with an extension assembly (9) whose one end extends to the top thereof; The clamping assembly (7) comprises a mounting cavity (71), two mounting cavities (71) are arranged inside the mounting seat (6) and are symmetrically distributed up and down, a pressing plate (72) with one end extending to the left side of the mounting seat (6) is arranged on the right side of the inner wall of the mounting cavity (71), compression springs (74) are arranged between the opposite sides of the upper and lower pressing plates (72) and the inner walls of the opposite sides of the upper and lower mounting cavities (71), and clamping shafts (73) are arranged on the opposite sides of the upper and lower pressing plates (72), and the opposite sides of the upper and lower clamping shafts (73) extend to the top and bottom of the connection frame (5) respectively; The extension assembly (9) comprises a threaded rod (91), the inner bottom wall of the fixing rod (1) is provided with a threaded rod (91) with one end extending to the top thereof, the outside of the threaded rod (91) is provided with a threaded block (93), the left and right side walls of the fixing rod (1) are provided with anti-pullout anchor rods (92), and the left and right side walls of the threaded block (93) are provided with connecting rods (94) respectively hinged to the outside of the two anti-pullout anchor rods (92).

2. A special fixing device for hardened road surface according to claim 1, characterized in that: The left and right side walls of the fixing rod (1) are both provided with long holes adapted to fit the connecting rod (94).

3. A special fixing device for hardened road surface according to claim 1, characterized in that: The left side wall of the fixing rod (1) is provided with a threaded groove matched with the threaded shaft (8).

4. A special fixing device for hardened road surface according to claim 1, characterized in that: The left side wall of the mounting seat (6) is provided with a sliding hole adapted to the moving track of the pressing plate (72), the sliding hole being connected to the mounting cavity (71), and the number of the sliding holes being two and being symmetrically distributed up and down.

5. A special fixing device for hardened road surface according to claim 1, characterized in that: The top and bottom of the connection frame (5) are both provided with snap-fitting through holes that match the snap-fitting shaft (73).

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