Adjustable template for cement stabilized macadam base course and asphalt surface course of expressway

Abstract

The utility model relates to the technical field of road construction, in particular to an adjustable template for a cement stabilized macadam base layer and an asphalt surface layer of an expressway, which comprises a lower support template and an upper support template, the upper support template is sleeved outside the lower support template, the inner wall of the upper support template is fixedly connected with the surface of the lower support template, and the lower support template is fixedly connected with the upper support template. An open groove is formed in the middle of the front face of the upper supporting template, an adjusting assembly is arranged on the top of the lower supporting template, supporting assemblies are arranged on the left side and the right side of the front face of the upper supporting template correspondingly, a mounting groove is formed in the top of the lower supporting template, and a double-thread screw is arranged on the inner side of the mounting groove. And the left end and the right end of the double-thread screw are actively connected with the inner walls of the two sides of the mounting groove correspondingly, a driven bevel gear is fixedly connected to the middle of the surface of the double-thread screw, a rotating handle is rotationally connected to the top of the front face of the lower supporting formwork, and the height of the formwork can be adjusted so as to adapt to different road laying.

Description

TECHNICAL FIELD

[0001] The utility model relates to road construction technical field, concretely is a kind of highway cement stabilized macadam base, asphalt surface layer adjustable formwork. BACKGROUND

[0002] In highway engineering construction, in order to guarantee the flatness of road surface two sides, highway engineering formwork is used, and cement, asphalt is formed conveniently, and the height of different highway laying is not identical, and different height formwork needs to be used;The existing formwork structure is relatively simple, the height of formwork cannot be changed, so that the use range of formwork is smaller, and different highways need to use different formwork. UTILITY MODEL CONTENT

[0003] The utility model aims at providing a kind of highway cement stabilized macadam base, asphalt surface layer adjustable formwork to solve the problems raised in the above background.

[0004] To achieve the above object, the utility model provides the following technical scheme:

[0005] A kind of highway cement stabilized macadam base, asphalt surface layer adjustable formwork, including lower support formwork and upper support formwork, the upper support formwork is set in the outside of lower support formwork, the inner wall of upper support formwork is fixedly connected with the surface of lower support formwork, the middle part of the front of upper support formwork is provided with slot, the top of lower support formwork is provided with adjusting assembly, the left and right sides of the front of upper support formwork are provided with support assembly;

[0006] The top of the lower support formwork is provided with mounting groove, the inner side of the mounting groove is provided with double thread screw rod, the left and right ends of the double thread screw rod are respectively connected with the two side inner walls of mounting groove, the middle part of the surface of double thread screw rod is fixedly connected with driven bevel gear, the top of the front of lower support formwork is rotatably connected with rotating handle, the rear end of rotating handle extends to the inside of mounting groove and is fixedly connected with driving bevel gear, the left and right sides of the surface of double thread screw rod are symmetrically provided with moving block, the inner wall of two moving blocks is respectively connected with the two sides of the surface of double thread screw rod, the bottom of two moving blocks is fixedly connected with guide sliding block, the left and right sides of the bottom of mounting groove are provided with guide sliding slot, the top of two moving blocks is rotatably connected with connecting shaft, the other end of two connecting shafts is respectively rotatably connected with the left and right sides of the top of the inner chamber of upper support formwork.

[0007] As the preferred scheme of the utility model, the driving bevel gear and driven bevel gear are meshingly connected, one end of two guide sliding blocks away from moving block respectively extends to the inside of two guide sliding slots and is slidably connected with the inner wall of guide sliding slot.

[0008] As the preferred scheme of the utility model, the top of the left and right sides of the lower support template is provided with a limiting sliding groove, the bottom of the inner wall of the left and right sides of the upper support template is fixedly connected with a limiting sliding block, and the surface of the two limiting sliding blocks is respectively connected with the inner wall of the two limiting sliding grooves in sliding mode.

[0009] As the preferred scheme of the utility model, the support assembly comprises two moving rods, one end of the two moving rods is respectively connected with the left and right sides of the front of the upper support template in rotating mode, the outer part of the side, away from the upper support template, of the two moving rods is respectively sleeved with a fixed rod, and the inner wall of the two fixed rods is respectively connected with the surface of the two moving rods in sliding mode.

[0010] As the preferred scheme of the utility model, the surface of the side, away from the upper support template, of the two moving rods is provided with a positioning through hole at equal intervals, the left and right sides of the one end of the four fixed rods are respectively penetrated through the two positioning rods, and the outer part of the four positioning rods is respectively sleeved with a spring.

[0011] As the preferred scheme of the utility model, one end of the spring is fixedly connected with the outer wall of the fixed rod, the other end of the spring is fixedly connected with the surface of the positioning rod, one end of the two fixed rods, away from the moving rod, is rotatably connected with a fixed plate, and the left and right sides of the two fixed plates are respectively penetrated through a ground nail.

[0012] Compared with the prior art, the utility model has the beneficial effects that:

[0013] 1、In the utility model, the double thread screw is rotated through the rotating handle, the driving bevel gear and the driven bevel gear, the two moving blocks are mutually close, the upper support template is pushed upward by the connecting shaft, and the height of the template can be adjusted. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is the structural schematic diagram of the utility model;

[0015] Figure 2 It is the structural schematic diagram of the moving rod of the utility model;

[0016] Figure 3 It is the enlarged structural schematic diagram of the position A of the utility model;

[0017] Figure 4 It is the section structure schematic diagram of the lower support template and the upper support template of the utility model.

[0018] In the figure: 1, the lower support template; 2, the upper support template; 3, the slot; 4, the adjusting assembly; 401, the mounting groove; 402, the double thread screw rod; 403, the driven bevel gear; 404, the rotating handle; 405, the driving bevel gear; 406, the moving block; 407, the guide sliding block; 408, the guide sliding groove; 409, the connecting shaft; 410, the limiting sliding groove; 411, the limiting sliding block; 5, the support assembly; 501, the moving rod; 502, the fixed rod; 503, the positioning through hole; 504, the positioning rod; 505, the spring; 506, the fixed plate; 507, the ground nail. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of the present application.

[0020] In order to facilitate the understanding of the present application, the present application will be described more fully below with reference to the related drawings, and several embodiments of the present application are given. However, the present application can be realized in many different forms, and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present application more thorough and comprehensive.

[0021] It should be noted that when an element is referred to as being "fixedly attached" to another element, it can be directly on the other element or there can be intervening elements. When an element is referred to as being "connected" or "coupled" to another element, it can be directly connected or coupled to the other element or intervening elements can be present. As used herein the terms "vertical", "horizontal", "left", "right", and the like are merely used for the purpose of illustration.

[0022] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used in the description of the application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used herein, the term "and / or" includes any and all combinations of one or more of the associated listed items.

[0023] Embodiments, please see Figure 1 、 Figure 4 The present application provides a technical solution:

[0024] The application discloses an adjustable formwork for highway cement stabilized macadam base and asphalt surface layer, which comprises a lower supporting formwork 1 and an upper supporting formwork 2, the upper supporting formwork 2 is sleeved outside the lower supporting formwork 1, the inner wall of the upper supporting formwork 2 is fixedly connected with the surface of the lower supporting formwork 1, a slot 3 is formed in the middle of the front surface of the upper supporting formwork 2, an adjusting assembly 4 is arranged on the top of the lower supporting formwork 1, a supporting assembly 5 is arranged on the left and right sides of the front surface of the upper supporting formwork 2, an installation groove 401 is formed in the top of the lower supporting formwork 1, a double-thread screw rod 402 is arranged on the inner side of the installation groove 401, the left and right ends of the double-thread screw rod 402 are respectively connected with the inner walls of the two sides of the installation groove 401 in a driving mode, a driven bevel gear 403 is fixedly connected with the middle of the surface of the double-thread screw rod 402, a rotating handle 404 is rotatably connected with the top of the front surface of the lower supporting formwork 1, the rear end of the rotating handle 404 extends into the installation groove 401 and is fixedly connected with a driving bevel gear 405, a moving block 406 is symmetrically arranged on the left and right sides of the surface of the double-thread screw rod 402, the inner walls of the two moving blocks 406 are respectively connected with the two sides of the surface of the double-thread screw rod 402 in a threaded mode, a guide sliding block 407 is fixedly connected with the bottom of each of the two moving blocks 406, a guide sliding groove 408 is formed in the left and right sides of the bottom of the installation groove 401, a connecting shaft 409 is rotatably connected with the top of each of the two moving blocks 406, and the other end of each of the two connecting shafts 409 is rotatably connected with the left and right sides of the top of the inner cavity of the upper supporting formwork 2.

[0025] As shown in Figure 4 , the driving bevel gear 405 is connected with the driven bevel gear 403 in a meshing mode, one end of each of the two guide sliding blocks 407 extends into the guide sliding groove 408 and is connected with the inner wall of the guide sliding groove 408 in a sliding mode, a limiting sliding groove 410 is formed in the top of the left and right sides of the lower supporting formwork 1, a limiting sliding block 411 is fixedly connected with the bottom of the left and right sides of the inner wall of the upper supporting formwork 2, and the surface of each of the two limiting sliding blocks 411 is connected with the inner wall of the limiting sliding groove 410 in a sliding mode.

[0026] As shown in Figure 1 , Figure 2 , Figure 3As shown, the support assembly 5 includes two moving rods 501, one end of the two moving rods 501 is respectively connected with the left and right sides of the front of the upper support template 2, the outer part of the side away from the upper support template 2 of the two moving rods 501 is respectively sleeved with a fixed rod 502, the inner wall of the two fixed rods 502 is respectively connected with the surface of the two moving rods 501 in a sliding mode, the surface of the side away from the upper support template 2 of the two moving rods 501 is provided with a positioning through hole 503 at equal intervals, the left and right sides of the one end of the four fixed rods 502 are respectively penetrated by two positioning rods 504, the outer part of the four positioning rods 504 is sleeved with a spring 505, one end of the spring 505 is fixedly connected with the outer wall of the fixed rod 502, the other end of the spring 505 is fixedly connected with the surface of the positioning rod 504, and the one end of the two fixed rods 502 away from the moving rod 501 is rotatably connected with a fixed plate 506.

[0027] The working process of the utility model: when using, the driving handle 404 is rotated to drive the driving bevel gear 405 to rotate, the driving bevel gear 405 drives the double thread screw rod 402 to rotate by the driven bevel gear 403, the moving block 406 on the both sides of the surface of the double thread screw rod 402 is away from each other, the upper support template 2 is pushed up by the connecting shaft 409, the height of the actual laying of the highway is adjusted, the fixed rod 502 and the moving rod 501 are adjusted according to the height of the upward movement of the upper support template 2, the two positioning rods 504 are pulled outwards, the two positioning rods 504 are away from the inside of the positioning through hole 503, the fixed rod 502 is pulled down to the appropriate position, the positioning rod 504 is clamped in the inside of the corresponding positioning through hole 503, the moving rod 501 and the fixed rod 502 support the template, and the ground nail 507 can be extended to the ground to reinforce the template.

[0028] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A highway cement stabilized macadam base layer, asphalt surface layer adjustable formwork, comprising a lower support formwork (1) and an upper support formwork (2), characterized in that: The upper support template (2) is arranged outside the lower support template (1), the inner wall of the upper support template (2) is fixedly connected with the surface of the lower support template (1), the middle part of the front surface of the upper support template (2) is provided with a slot (3), the top of the lower support template (1) is provided with an adjusting assembly (4), and the left and right sides of the front surface of the upper support template (2) are provided with support assemblies (5). The top of the lower support template (1) is provided with a mounting groove (401), the inner side of the mounting groove (401) is provided with a double-thread screw rod (402), the left and right ends of the double-thread screw rod (402) are respectively connected with the inner walls of the two sides of the mounting groove (401), the middle part of the surface of the double-thread screw rod (402) is fixedly connected with a driven bevel gear (403), the top of the front surface of the lower support template (1) is rotatably connected with a rotating handle (404), the rear end of the rotating handle (404) extends into the inside of the mounting groove (401) and is fixedly connected with a driving bevel gear (405), the left and right sides of the surface of the double-thread screw rod (402) are symmetrically provided with moving blocks (406), the inner walls of the two moving blocks (406) are respectively threadedly connected with the left and right sides of the surface of the double-thread screw rod (402), the bottoms of the two moving blocks (406) are fixedly connected with guide sliding blocks (407), the left and right sides of the bottom of the mounting groove (401) are provided with guide sliding grooves (408), the tops of the two moving blocks (406) are rotatably connected with connecting shafts (409), and the other ends of the two connecting shafts (409) are rotatably connected with the left and right sides of the top of the inner cavity of the upper support template (2).

2. The adjustable formwork for highway cement stabilized macadam base and asphalt surface layer according to claim 1, characterized in that: The driving bevel gear (405) and the driven bevel gear (403) are meshedly connected, one end of each of the two guide sliding blocks (407) away from the moving block (406) extends into the inside of the guide sliding groove (408) and is slidably connected with the inner wall of the guide sliding groove (408).

3. The adjustable formwork for highway cement stabilized macadam base and asphalt surface layer according to claim 1, characterized in that: The top of the left and right sides of the lower support template (1) is provided with a limiting sliding groove (410), the bottom of the left and right inner walls of the upper support template (2) is fixedly connected with limiting sliding blocks (411), and the surfaces of the two limiting sliding blocks (411) are respectively slidably connected with the inner walls of the two limiting sliding grooves (410).

4. The adjustable formwork for highway cement stabilized macadam base and asphalt surface layer according to claim 1, characterized in that: The support assembly (5) comprises two moving rods (501), one end of each of the two moving rods (501) is rotatably connected with the left and right sides of the front surface of the upper support template (2), and the outer part of the side, away from the upper support template (2), of each of the two moving rods (501) is sleeved with a fixed rod (502).

5. The adjustable formwork for highway cement stabilized macadam base and asphalt surface layer according to claim 4, characterized in that: The surfaces of the sides, away from the upper support template (2), of the two moving rods (501) are equidistantly provided with positioning through holes (503), the left and right sides of one end of each of the four fixed rods (502) penetrates two positioning rods (504), and the outer part of each of the four positioning rods (504) is sleeved with a spring (505).

6. The adjustable formwork for highway cement stabilized macadam base and asphalt surface layer according to claim 5, characterized in that: One end of the spring (505) is fixedly connected with the outer wall of the fixed rod (502), the other end of the spring (505) is fixedly connected with the surface of the positioning rod (504), the two ends of the fixed rod (502) away from the moving rod (501) are rotatably connected with the fixed plate (506), and the left and right sides of the two fixed plates (506) are penetrated through the ground nail (507).

Images