Portable heat preservation device for concrete formwork in plateau cold region

Abstract

The utility model discloses a portable heat preservation device for a concrete formwork in a plateau cold region, which comprises a formwork main body, a heat preservation component for preventing concrete from cracking and a splicing component for quickly connecting the formwork, the heat preservation component comprises a fixing frame, heat preservation cotton connected with the inner wall of the fixing frame, movable grooves formed in the two sides in the fixing frame correspondingly, fixing plates connected with the two sides of the formwork body correspondingly, positioning openings formed in the fixing plates, grooves formed in the inner walls of the movable grooves and fixing rods connected with the grooves. Through the arrangement of the template main body and the heat preservation component, the problems that the heat preservation effect of the existing concrete template on the poured concrete is relatively poor, and when the concrete is poured in the plateau cold region, the poured and formed concrete is easy to crack due to the relatively large temperature difference change in the plateau cold region, and the concrete is not easy to crack are solved. The use quality of the concrete is influenced, so that the practicability is relatively poor.

Description

Technical Field

[0001] The utility model relates to the technical field of airport engineering, in particular to a portable heat-insulating device for concrete formwork in plateau cold areas. Background Art

[0002] Airports, also known as airfields and air ports, are more formally known as air stations. Airports come in different sizes. In addition to runways, airports usually have facilities such as aprons, passenger terminals, and maintenance plants. They also provide other services such as airport control services and air traffic control. When building an airport, concrete is an indispensable raw material. Concrete is usually used in conjunction with concrete formwork. Concrete formwork includes aluminum formwork, steel-wood formwork, steel-plastic formwork, plastic formwork, and wooden formwork. First, build the concrete formwork, and then pour concrete in the formwork.

[0003] The existing patent CN219808713U discloses a concrete formwork reinforcement device, which relates to a concrete formwork, including a positioning component and a supporting component. The positioning component is detachably mounted on the ground, and is used to abut against the outer side of the concrete formwork. The supporting component is detachably mounted between the concrete formwork and the positioning component, and is used to support the concrete formwork. The tunnel concrete is formed by the concrete formwork. The position of the concrete formwork is fixed by the positioning component, and the concrete formwork is supported and reinforced by the supporting component, and the concrete formwork can be reinforced without using embedded steel bars. On the one hand, the construction efficiency is improved; on the other hand, a large amount of embedded steel bars is saved, the problem of steel bar waste is solved, and the economic benefits of construction are improved. The positions of the positioning component and the supporting component can also be adjusted according to the specific situation, so as to form different concrete formwork shapes and specifications according to the width and shape requirements of the tunnel.

[0004] The current concrete formwork has relatively poor insulation effect on the poured concrete. When pouring concrete in cold plateau areas, due to the relatively large temperature difference in cold plateau areas, the cast concrete is prone to cracking, affecting the quality of concrete use, resulting in poor practicality. Utility Model Content

[0005] The purpose of the utility model is to provide a portable heat preservation device for concrete formwork in plateau cold areas, so as to solve the problem that the current concrete formwork has a relatively poor heat preservation effect on the poured concrete as mentioned in the above background technology. When pouring concrete in plateau cold areas, due to the relatively large temperature difference in plateau cold areas, the cast concrete is prone to cracking, which affects the quality of concrete and leads to poor practicability.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a lightweight insulation device for concrete formwork in plateau cold areas, comprising a formwork body, an insulation component for preventing concrete cracking, and a splicing component for quick connection of the formwork, the insulation component comprising a fixing frame, insulation cotton connected to the inner wall of the fixing frame, movable grooves respectively opened on both sides of the fixing frame, fixing plates respectively connected to both sides of the formwork body, a positioning port opened on the fixing plate, a groove opened on the inner wall of the movable groove, a fixing rod connected to the groove, a first spring connected to one end of the fixing rod, a connecting plate connected to the other end of the fixing rod, a positioning rod connected to the connecting plate, a movable port opened on one side of the movable groove, and a push plate connected to one side of the connecting plate, the push plate is slidably connected to the movable port, the positioning rod is plugged into the positioning port, the positioning rod is U-shaped, and the fixing rod is slidably connected to the groove.

[0007] Preferably, the splicing component comprises a splicing block connected to the top of the template body, a splicing groove opened at the bottom of the template body, and a locking component for fixing the splicing block, and the splicing block is plugged into the splicing groove.

[0008] Preferably, a limiting groove is provided on the inner wall of the movable groove, a limiting block is fixedly connected to one side of the fixed plate, and the limiting block is plugged into the limiting groove.

[0009] Preferably, the locking component includes a slide groove opened at the top of the splicing block, a push rod connected to the slide groove, a second spring connected to one end of the push rod, an arc portion connected to the other end of the push rod, and an arc groove opened at the top of the splicing groove, and the push rod is slidably connected to the slide groove.

[0010] Preferably, a guide rod is fixedly connected in the movable opening, a through opening is opened on the push plate, and the guide rod is slidably connected to the through opening.

[0011] Preferably, the inner wall of the through-opening is provided with a plurality of accommodating grooves arranged in a circumference, and rolling balls are arranged in the accommodating grooves.

[0012] Preferably, the shape of the splicing block is trapezoidal, and the shape of the splicing groove is trapezoidal.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. By setting the formwork body and the insulation component, the fixing frame can be attached to the formwork body, and the poured concrete can be insulated by the insulation cotton to prevent cracking due to excessive temperature difference. Under the push of the first spring, the positioning rod can be inserted into the positioning port, and the fixing frame and the insulation cotton can be fixed to the formwork body to prevent them from being separated from the formwork body, which is convenient for heat preservation of concrete. At the same time, the insulation cotton can be quickly disassembled and replaced, which greatly improves the practicality and efficiency of the device;

[0015] 2. By providing splicing components, the splicing block on the top of the template body can be inserted into the splicing groove of other template bodies, and the arc-shaped part can be inserted into the arc-shaped groove under the push of the second spring, so that the spliced ​​template bodies can be connected and fixed, thereby improving the splicing stability, and the template bodies can be quickly spliced, thereby improving the splicing efficiency, and further improving the practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 A schematic diagram of the three-dimensional structure provided by the utility model;

[0017] Figure 2 A front view provided for the utility model;

[0018] Figure 3 The utility model provides Figure 2 The three-dimensional cross-section view at AA in the middle;

[0019] Figure 4 The utility model provides Figure 3 The enlarged view of point B in the middle;

[0020] Figure 5 The utility model provides Figure 3 Enlarged view of point C in the middle;

[0021] Figure 6 The utility model provides Figure 4 Enlarged view of point D in the middle.

[0022] In the figure: 1. template body; 21. fixing frame; 22. thermal insulation cotton; 23. movable groove; 24. fixing plate; 25. positioning port; 26. groove; 27. fixing rod; 28. first spring; 29. ​​connecting plate; 30. positioning rod; 31. moving port; 32. push plate; 41. splicing block; 42. splicing groove; 51. limiting groove; 52. limiting block; 61. slide groove; 62. push rod; 63. second spring; 64. arc portion; 65. arc groove; 71. guide rod; 72. through-port; 81. receiving groove; 82. rolling ball. DETAILED DESCRIPTION

[0023] 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.

[0024] See also Figure 1 , Figure 2 , Figure 3 , Figure 4 as well as Figure 6 The utility model provides a technical solution: a portable heat preservation device for concrete formwork in plateau cold areas, comprising a formwork body 1, a heat preservation component for preventing concrete cracking, and a splicing component for quick connection of the formwork, the heat preservation component comprising a fixing frame 21, a heat preservation cotton 22 connected to the inner wall of the fixing frame 21, movable grooves 23 respectively arranged on both sides of the fixing frame 21, fixing plates 24 respectively connected to both sides of the formwork body 1, a positioning port 25 arranged on the fixing plate 24, a groove 26 arranged on the inner wall of the movable groove 23, a fixing rod 27 connected to the groove 26, a first spring 28 connected to one end of the fixing rod 27, A connecting plate 29 connected to the other end of the fixing rod 27, a positioning rod 30 connected to the connecting plate 29, a moving opening 31 opened on one side of the movable groove 23, and a push plate 32 connected to one side of the connecting plate 29, the push plate 32 is slidably connected to the moving opening 31, the positioning rod 30 is plugged into the positioning opening 25, the positioning rod 30 is in a U-shape, the fixing rod 27 is slidably connected to the groove 26, the connecting plate 29 can be driven to move by pushing the push plate 32, and then the positioning rod 30 and the fixing rod 27 can be driven to move, the fixing rod 27 can squeeze the first spring 28 to deform it, the fixing frame 21 can fit with the template body 1, and the first spring 28 can be reset. The positioning rod 30 is driven to be inserted into the positioning opening 25, so that the thermal insulation cotton 22 can be connected and fixed to the formwork body 1. The thermal insulation cotton 22 can be used to effectively insulate the concrete to prevent it from cracking and being damaged. At the same time, the fixing frame 21 can be quickly disassembled, so that the damaged thermal insulation cotton 22 can be quickly replaced. A limiting groove 51 is provided on the inner wall of the movable groove 23, and a limiting block 52 is fixedly connected to one side of the fixing plate 24. The limiting block 52 is plugged into the limiting groove 51. When the thermal insulation cotton 22 is fixed, the limiting block 52 can be inserted into the limiting groove 51, so that the fixing frame 21 can be vertically restricted to prevent it from vertical displacement. At the same time, the positioning rod 30 and the positioning opening 25 can be connected. Alignment is convenient for fixing the fixed frame 21. A guide rod 71 is fixedly connected in the moving opening 31. A through opening 72 is opened on the push plate 32. The guide rod 71 is slidably connected to the through opening 72. The guide rod 71 can support and guide the movement of the push plate 32, thereby preventing the push plate 32 from tilting, thereby ensuring the movement stability of the positioning rod 30 and ensuring that the positioning rod 30 can be smoothly inserted into and out of the positioning opening 25. A plurality of receiving grooves 81 arranged in a circle are opened on the inner wall of the through opening 72. Rolling balls 82 are arranged in the receiving grooves 81. The rolling balls 82 can roll in the receiving grooves 81, which can reduce the friction when the push plate 32 slides, making the sliding smoother.

[0025] See also Figure 1 , Figure 2 , Figure 3 , Figure 4 as well as Figure 5The splicing components include a splicing block 41 connected to the top of the template body 1, a splicing groove 42 opened at the bottom of the template body 1, and a locking component for fixing the splicing block 41. The splicing block 41 is plugged into the splicing groove 42. The splicing block 41 can be inserted into the splicing groove 42, and multiple template bodies 1 can be quickly connected and fixed, which can improve the splicing efficiency. The splicing block 41 is trapezoidal in shape, and the splicing groove 42 is trapezoidal in shape, which can play a limiting role and prevent the upper and lower template bodies 1 from vertically separating after splicing. The locking component includes a slide groove 61 opened at the top of the splicing block 41, The push rod 62 connected to the slide groove 61, the second spring 63 connected to one end of the push rod 62, the arc portion 64 connected to the other end of the push rod 62, and the arc groove 65 opened at the top of the splicing groove 42. The push rod 62 is slidably connected to the slide groove 61. During splicing, the arc portion 64 will shrink into the slide groove 61 under the squeezing of the splicing groove 42. The arc portion 64 can squeeze the push rod 62 to move, so that the second spring 63 is deformed. The resetting of the second spring 63 can drive the arc portion 64 to be stuck in the arc groove 65, so that the spliced ​​template body 1 can be fixed, and its splicing stability is improved.

[0026] Working principle: When working, align the fixing frame 21 with the formwork body 1, and push the two push plates 32 at the same time. The movement of the push plate 32 can drive the connection plate 29 to move. The movement of the connection plate 29 can make the positioning rod 30 and the fixing rod 27 move. The movement of the fixing rod 27 can make the spring deform, and then the limit block 52 is inserted into the limit groove 51. At this time, the positioning rod 30 is aligned with the positioning port 25. Release the push plate 32. At this time, the first spring 28 is reset, which can drive the connection plate 29 to reset, and then drive the positioning rod 30 to reset, so that the positioning rod 30 is inserted into the positioning port 25, and then the fixing frame 21 and the formwork body 1 can be connected and fixed, and the concrete can be insulated by the thermal insulation cotton 22. To prevent it from cracking due to excessive temperature difference, when the template body 1 needs to be spliced, the splicing block 41 on the top of the template body 1 is aligned with the splicing groove 42 of the other template body 1 and inserted into the splicing groove 42. The arc portion 64 can drive the push rod 62 to move under the extrusion of the inner wall of the splicing groove 42. The movement of the push rod 62 can squeeze the second spring 63 to deform it. When the arc portion 64 contacts the arc groove 65, the second spring 63 is reset to allow the arc portion 64 to be stuck in the arc groove 65, so that the spliced ​​template body 1 can be fixed to improve its splicing stability. The above is the working process of the entire device, and the contents not described in detail in this specification belong to the existing technology known to professional and technical personnel in this field.

[0027] 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 portable heat preservation device for concrete formwork in cold plateau areas, comprising a formwork body (1), a heat preservation component for preventing concrete cracking, and a splicing component for quick connection of the formwork, characterized in that: The heat-insulating component comprises a fixing frame (21), heat-insulating cotton (22) connected to the inner wall of the fixing frame (21), movable grooves (23) respectively arranged on both sides of the fixing frame (21), fixing plates (24) respectively connected to both sides of the template body (1), positioning openings (25) arranged on the fixing plates (24), grooves (26) arranged on the inner wall of the movable groove (23), a fixing rod (27) connected to the groove (26), and a first spring (28) connected to one end of the fixing rod (27). , a connecting plate (29) connected to the other end of the fixing rod (27), a positioning rod (30) connected to the connecting plate (29), a moving opening (31) opened on one side of the movable groove (23), and a push plate (32) connected to one side of the connecting plate (29), the push plate (32) and the moving opening (31) are slidably connected, the positioning rod (30) is plugged into the positioning opening (25), the positioning rod (30) is U-shaped, and the fixing rod (27) is slidably connected to the groove (26).

2. The portable heat preservation device for concrete formwork in plateau cold areas according to claim 1 is characterized by: The splicing components comprise a splicing block (41) connected to the top of the template body (1), a splicing groove (42) provided at the bottom of the template body (1), and a locking component for fixing the splicing block (41); the splicing block (41) is plugged into the splicing groove (42).

3. The portable heat preservation device for concrete formwork in plateau cold areas according to claim 1 is characterized by: A limiting groove (51) is provided on the inner wall of the movable groove (23), a limiting block (52) is fixedly connected to one side of the fixed plate (24), and the limiting block (52) is plugged into the limiting groove (51).

4. The portable heat preservation device for concrete formwork in plateau cold areas according to claim 2 is characterized by: The locking component comprises a slide groove (61) provided at the top of the splicing block (41), a push rod (62) connected to the slide groove (61), a second spring (63) connected to one end of the push rod (62), an arc portion (64) connected to the other end of the push rod (62), and an arc groove (65) provided at the top of the splicing groove (42); the push rod (62) is slidably connected to the slide groove (61).

5. The portable heat preservation device for concrete formwork in plateau cold areas according to claim 1 is characterized by: A guide rod (71) is fixedly connected inside the moving opening (31), a through opening (72) is opened on the push plate (32), and the guide rod (71) is slidably connected to the through opening (72).

6. The portable heat preservation device for concrete formwork in plateau cold areas according to claim 5 is characterized by: The inner wall of the through opening (72) is provided with a plurality of accommodating grooves (81) arranged in a circumference, and rolling balls (82) are arranged in the accommodating grooves (81).

7. The portable heat preservation device for concrete formwork in plateau cold areas according to claim 2 is characterized by: The shape of the splicing block (41) is a trapezoid, and the shape of the splicing groove (42) is a trapezoid.

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