Film pressing device

Abstract

The utility model provides a film pressing device. The film pressing device comprises a vehicle body; the film pressing roller is rotatably arranged on the vehicle body; the winding drum mechanism is arranged on the vehicle body, and a protective film is wound on the winding drum mechanism; the cutting mechanism is arranged on the vehicle body and used for cutting off the protective film; the holding mechanism is arranged on the vehicle body, and the holding mechanism is used for being held by hands to push the vehicle body to move on the concrete; wherein the winding drum mechanism is located between the holding mechanism and the film pressing roller, the height of the holding mechanism is adjustable so that people with different heights can hold the winding drum mechanism conveniently, a through hole is formed in the vehicle body, and one end of the protective film penetrates out of the vehicle body from the through hole and is laid on concrete. And the film pressing roller rotates to flatten the protective film and tightly attach the protective film to the concrete. The height of the holding mechanism can be adjusted, so that the vehicle can be suitable for people with different heights, the vehicle can be held conveniently, and the vehicle body can be pushed conveniently. And therefore, the use convenience of the film pressing device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of concrete construction, in particular to a film pressing device. Background Art

[0002] The most commonly used maintenance method now is to apply a film on the concrete structure or component. That is, after the initial setting of the concrete and before the final setting, the concrete curing film is laid to make the concrete curing film fit closely with the concrete surface, promote the hydration effect of the concrete, and play a role in preventing cracks and moisturizing during the concrete curing process.

[0003] Chinese utility model patent CN216587812U discloses a film pressing device for preventing concrete cracking. In order to drag the film pressing device to move, a handrail is provided on the side of the end surface of the bottom plate of the film pressing device away from the cylinder.

[0004] However, the position of the armrest in the above-mentioned laminating device is fixed. Due to the different heights of each person, some workers may have difficulty using it and need to bend over to operate it, which increases the difficulty and fatigue of operation and greatly reduces the convenience of using the laminating device.

[0005] That is to say, the laminating device in the prior art is inconvenient to hold by hand. Utility Model Content

[0006] The utility model provides a film pressing device to solve the above technical problems, thereby solving the problem of inconvenience in holding by hand.

[0007] The utility model provides a film pressing device, which is used to prevent concrete from cracking, and comprises: a vehicle body; and

[0008] a lamination roller rotatably disposed on the vehicle body; and

[0009] A reel mechanism is provided on the vehicle body, and a protective film is rolled up on the reel mechanism; and

[0010] A cutting mechanism, which is disposed on the vehicle body and is used to cut off the protective film; and

[0011] A holding mechanism is arranged on the vehicle body and is used for holding by a human hand to push the vehicle body to move on the concrete;

[0012] Among them, the winding mechanism is located between the holding mechanism and the film pressing roller. The height of the holding mechanism is adjustable to facilitate holding by people of different heights. A through hole is provided on the vehicle body. One end of the protective film passes through the vehicle body from the through hole and is laid on the concrete. When the vehicle body continues to move toward the direction close to the winding mechanism, the film pressing roller rotates to press the protective film flat and tightly against the concrete.

[0013] In one embodiment, the holding mechanism comprises:

[0014] A support plate, which is arranged on the vehicle body; and

[0015] A screw rod is provided on one end of the support plate along the height direction and is rotatably connected to the support plate; and

[0016] A guide rod, which is provided on one end of the support plate along the height direction; and

[0017] A gripping assembly, one end of which is slidably connected to the guide rod in the height direction, and the other end of which is sleeved on the screw rod and threadedly connected to the screw rod;

[0018] A rotating handle, which is arranged at the top end of the screw rod;

[0019] The handle is turned, the screw rod rotates, and the gripping assembly moves up and down in the height direction.

[0020] In one embodiment, the grip assembly comprises:

[0021] Lifting plate; and

[0022] Two vertical rods are arranged on the lifting plate at intervals along a first direction; and

[0023] A handrail, which is disposed between two vertical rods and is used for hand support; and

[0024] A guide block is disposed at one end of the lifting plate, and the guide block is slidably connected to the guide rod; and

[0025] The nut seat is arranged at the other end of the lifting plate, and the nut seat is threadedly connected with the lead screw.

[0026] In one embodiment, the reel mechanism comprises:

[0027] a fixing plate disposed on the vehicle body; and

[0028] A rotating disk rotatably disposed on a fixed plate;

[0029] The protective film is rolled up on a rotating disk.

[0030] In one embodiment, the cutting mechanism comprises:

[0031] a shear plate disposed on the vehicle body; and

[0032] a cylinder disposed on the vehicle body and spaced apart from the shear plate; and

[0033] a blade assembly disposed on a drive shaft of the cylinder;

[0034] One end of the protective film extends into the through hole from between the shear plate and the cylinder, and the cylinder can drive the blade assembly to move toward the shear plate to cut off the protective film.

[0035] In one embodiment, a groove extending along the second direction is provided on the shear plate, and the blade assembly can push the protective film into the groove for cutting.

[0036] In one embodiment, the blade assembly comprises:

[0037] a shear blade for pushing the protective film into the groove for cutting; and

[0038] a mounting block having one end connected to the shear blade; and

[0039] One end of the mounting plate is connected to the driving shaft of the cylinder, and the other end of the mounting plate is connected to the other end of the mounting block by clamping.

[0040] In one embodiment, a mounting groove is provided on the other end of the mounting plate, and the other end of the mounting plate is inserted into the mounting groove.

[0041] In one embodiment, a through hole is provided on the mounting block along the height direction, a threaded hole corresponding to the through hole is provided on the mounting plate, and the laminating device further comprises a bolt, which is passed through the threaded hole and the through hole along the height direction and is threadedly connected to the threaded hole.

[0042] In one embodiment, a watering device is further included, which is disposed on the vehicle body and located between the holding mechanism and the reel mechanism.

[0043] Compared with the prior art, the utility model has the following beneficial effects: since the height of the gripping mechanism can be adjusted, it can be suitable for people of different heights, that is, the height of the gripping part of the gripping mechanism can be adjusted according to the hand position of people of different heights, which makes it easier for them to grip and push the vehicle body, thereby improving the convenience of using the film pressing device. BRIEF DESCRIPTION OF THE DRAWINGS

[0044] Figure 1 It is a schematic diagram of the three-dimensional structure of the film pressing device in the embodiment of the utility model;

[0045] Figure 2 for Figure 1 Front view of the medium pressure membrane device;

[0046] Figure 3 for Figure 1 Schematic diagram of the structural composition of the cutting mechanism;

[0047] Figure 4 for Figure 1 Schematic diagram of the structural composition of the middle grip mechanism.

[0048] In the figure: 1. vehicle body; 101. fixing plate; 102. protective film; 103. film pressing roller; 104. shear plate; 2. cylinder; 201. mounting plate; 202. shear blade; 203. mounting block; 204. bolt; 3. support plate; 301. screw rod; 302. turning handle; 303. nut seat; 304. lifting plate; 305. vertical rod; 306. horizontal rod; 307. handrail; 4. guide block; 401. guide rod; 5. watering device. DETAILED DESCRIPTION

[0049] The present invention is further described in detail below in conjunction with the accompanying drawings and specific embodiments.

[0050] The following Figures 1 to 4 As shown, the utility model provides a film pressing device.

[0051] The film pressing device specifically includes a vehicle body 1, a reel mechanism, a cutting mechanism and a holding mechanism. Among them, the film pressing roller 103 is rotatably arranged on the vehicle body 1; the reel mechanism is arranged on the vehicle body 1, and the protective film 102 is rolled up on the reel mechanism; the cutting mechanism is arranged on the vehicle body 1, and the cutting mechanism is used to cut off the protective film 102; the holding mechanism is arranged on the vehicle body 1, and the holding mechanism is used to be held by a person to push the vehicle body 1 to move on the concrete; the reel mechanism is located between the holding mechanism and the film pressing roller 103, and the height of the holding mechanism is adjustable to facilitate holding by people of different heights. A through hole is arranged on the vehicle body 1, and one end of the protective film 102 passes through the vehicle body 1 through the through hole and is laid on the concrete. When the vehicle body 1 continues to move in the direction close to the reel mechanism, the film pressing roller 103 rotates to flatten the protective film 102 and press it tightly against the concrete.

[0052] In the above arrangement, since the height of the gripping mechanism can be adjusted, it can be suitable for people of different heights, that is, the height of the gripping part of the gripping mechanism is adjusted according to the hand position of people of different heights, which is convenient for them to hold and thus facilitate them to push the vehicle body 1. The convenience of using the film pressing device is thereby improved.

[0053] Specifically, in one embodiment, the holding mechanism includes a support plate 3, a screw rod 301, a guide rod 401, a holding assembly, and a rotating handle 302. The support plate 3 is arranged on the vehicle body 1; the screw rod 301 is arranged on one end of the support plate 3 along the height direction and is rotatably connected with the support plate 3; the guide rod 401 is arranged on one end of the support plate 3 along the height direction; the holding assembly has one end slidably connected with the guide rod 401 in the height direction, and the other end of the holding assembly is sleeved on the screw rod 301 and is threadedly connected with the screw rod 301; the rotating handle 302 is arranged on the top of the screw rod 301; when the rotating handle 302 is turned, the screw rod 301 rotates, and the holding assembly moves up and down in the height direction.

[0054] Specifically, in one embodiment, the gripping assembly includes a lifting plate 304, two vertical rods 305, a guide block 4, and a nut seat 303. The two vertical rods 305 are arranged on the lifting plate 304 at intervals along the first direction; the handrail 307 is arranged between the two vertical rods 305, and the handrail 307 is used for manual support; the guide block 4 is arranged at one end of the lifting plate 304, and the guide block 4 is slidably connected to the guide rod 401; the nut seat 303 is arranged at the other end of the lifting plate 304, and the nut seat 303 is threadedly connected to the screw rod 301.

[0055] Specifically, in one embodiment, the reel mechanism includes a fixed plate 101 and a rotating disk, wherein the fixed plate 101 is disposed on the vehicle body 1; the rotating disk is rotatably disposed on the fixed plate 101; and the protective film 102 is rolled up on the rotating disk.

[0056] Specifically, in one embodiment, the cutting mechanism includes a shear plate 104, a cylinder 2, and a blade assembly. The shear plate 104 is disposed on the vehicle body 1; the cylinder 2 is disposed on the vehicle body 1 and spaced apart from the shear plate 104; the blade assembly is disposed on the drive shaft of the cylinder 2; one end of the protective film 102 extends into the through hole between the shear plate 104 and the cylinder 2, and the cylinder 2 can drive the blade assembly to move toward the shear plate 104 to cut off the protective film 102.

[0057] Specifically, in one embodiment, a groove extending along the second direction is provided on the shear plate 104 , and the blade assembly can push the protective film 102 into the groove for cutting.

[0058] Specifically, in one embodiment, the blade assembly includes a shear blade 202, a mounting block 203 and a mounting plate 201. The shear blade 202 is used to push the protective film 102 into the groove for cutting; the mounting block 203 is connected to the shear blade 202 at one end; the mounting plate 201 is connected to the drive shaft of the cylinder 2 at one end, and the other end of the mounting plate 201 is connected to the other end of the mounting block 203 by clamping.

[0059] Specifically, in one embodiment, a mounting groove is provided on the other end of the mounting plate 201, and the other end of the mounting plate 201 is inserted into the mounting groove.

[0060] Specifically, in one embodiment, a through hole is provided on the mounting block 203 along the height direction, a threaded hole corresponding to the through hole is provided on the mounting plate 201, and the laminating device further includes a bolt 204, which is passed through the threaded hole and the through hole along the height direction and is threadedly connected to the threaded hole.

[0061] Specifically, in one embodiment, a watering device 5 is further included. The watering device 5 is disposed on the vehicle body 1 and is located between the holding mechanism and the reel mechanism.

[0062] It should be noted that the watering device 5 is used for watering, and its specific structure is a conventional setting in the art and will not be described in detail here.

[0063] Combination Figures 1 to 4 , a more specific embodiment of the utility model is described below:

[0064] The utility model discloses a membrane pressing device for preventing large-area concrete from cracking, comprising a vehicle body 1, a cylinder 2 is arranged on one side of the top of the vehicle body 1, a mounting plate 201 is fixedly arranged on the telescopic end of the cylinder 2, a mounting groove is arranged on the inner side of the mounting plate 201, and a mounting block 203 is movably arranged on the inner wall of the mounting groove, a shearing blade 202 is fixedly arranged on one side of the mounting block 203, a plug hole is arranged on the inner side of the mounting block 203, and a bolt 204 is movably arranged on the inner wall of the plug hole, and a threaded hole matched with the bolt 204 is arranged on the top of the inner wall of the mounting plate 201;

[0065] A support plate 3 is fixedly provided on the other side of the top of the vehicle body 1, a screw rod 301 is movably provided inside the support plate 3, a handle 302 is fixedly provided at one end of the screw rod 301, a nut seat 303 is movably provided on the surface of the screw rod 301, the connection relationship between the nut seat 303 and the screw rod 301 is a threaded connection, a lifting plate 304 is fixedly provided on one side of the nut seat 303, vertical rods 305 are fixedly provided on both sides of the top of the lifting plate 304, a cross rod 306 is fixedly provided at one end of the vertical rod 305, there are two cross rods 306, and a handrail 307 is fixedly provided between the two cross rods 306.

[0066] Specifically, a guide block 4 is fixedly provided on one side of the lifting plate 304 , a guide rod 401 is movably provided on the inner wall of the guide block 4 , and the connection relationship between the guide rod 401 and the guide block 4 is a sliding connection.

[0067] In this embodiment, by providing the guide block 4 and the guide rod 401, the lifting plate 304 can be guided so that the lifting plate 304 can move vertically stably.

[0068] Specifically, a lamination roller 103 is disposed on one side of the bottom of the vehicle body 1 .

[0069] In this embodiment, a laminating roller 103 is provided, and the laminating roller 103 on the bottom side of the vehicle body 1 is coated by flattening the protective film 102. The coating method can prevent large-area cracking of concrete to a certain extent.

[0070] Specifically, a fixing plate 101 is fixedly provided on the top of the vehicle body 1 , a protective film 102 is provided between the two fixing plates 101 via a rotating shaft sleeve, a shear plate 104 is provided below the protective film 102 , and a groove is provided on one side of the shear plate 104 .

[0071] In this embodiment, by providing the protective film 102, the protective film 102 plays a role in preventing cracks and keeping moisture in the concrete.

[0072] Specifically, the connection relationship between the bolt 204 and the mounting block 203 is a movable plug-in connection.

[0073] In this embodiment, a bolt 204 is provided and one end of the bolt 204 is inserted into a slot on the mounting block 203 by screwing the bolt 204 , thereby limiting the mounting block 203 and further installing the shear blade 202 .

[0074] Specifically, the surface of the armrest 307 is sleeved with an anti-slip rubber sleeve.

[0075] In this embodiment, by providing an anti-skid rubber sleeve, the friction between the hand and the armrest 307 can be enhanced, making it difficult for the hand to slip.

[0076] When in use, the screw rod 301 is driven to rotate by rotating the handle 302, and the rotating screw rod 301 drives the lifting plate 304 and the armrest 307 to move vertically through the nut seat 303. The staff can adjust the height of the armrest 307 according to their personal height. When the height of the armrest 307 is adjusted to the required height, the film pressing device can be pushed to move by pushing the armrest 307.

[0077] The laminating roller 103 on the bottom side of the vehicle body 1 performs lamination by flattening the protective film 102. When the lamination is completed and the protective film 102 needs to be cut, the cylinder 2 is started, and the telescopic end of the cylinder 2 pushes the shear blade 202 to move. When the shear blade 202 cooperates with the groove on the shear plate 104, the protective film 102 can be cut.

[0078] When removing the shear blade 202, the bolt 204 is turned so that one end of the bolt 204 is disengaged from the slot on the mounting block 203, thereby releasing the limit on the mounting block 203, and then the shear blade 202 can be removed. When installing the shear blade 202, the mounting block 203 on the shear blade 202 is inserted into the mounting slot on the mounting plate 201, and then the bolt 204 is turned so that one end of the bolt 204 is inserted into the slot on the mounting block 203, thereby limiting the mounting block 203 and further realizing the installation of the shear blade 202.

[0079] In summary, the film pressing device for preventing large-area concrete cracking is provided with a turning handle 302, a nut seat 303, a screw rod 301 and a lifting plate 304. The turning handle 302 is used to drive the screw rod 301 to rotate, and the rotating screw rod 301 drives the lifting plate 304 and the handrail 307 to move vertically through the nut seat 303, so that the height of the handrail 307 is adjusted, thereby realizing the height-adjustable function of the handrail 307. The staff can adjust the height of the handrail 307 according to their personal height, and the staff does not need to bend down to push the film pressing device to move. By providing a bolt 204, one end of the bolt 204 is disengaged from the slot on the mounting block 203 by twisting the bolt 204, thereby releasing the limit on the mounting block 203, and then the shear blade 202 can be disassembled, thereby facilitating the maintenance of the shear blade 202.

[0080] In the present invention, the terms "first", "second", and "third" are used for descriptive purposes only and should not be understood as indicating or implying relative importance; the term "plurality" refers to two or more, unless otherwise clearly defined. The terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; "connected" can be a direct connection or an indirect connection through an intermediate medium. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to the specific circumstances.

[0081] In the description of the present invention, it is necessary to understand that the directions or positional relationships indicated by terms such as "up", "down", "left", "right", "front" and "back" are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or unit referred to must have a specific direction, be constructed and operated in a specific orientation, and therefore, cannot be understood as a limitation on the present invention.

[0082] In the description of this specification, the description of the terms "one embodiment", "some embodiments", "specific embodiments", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0083] The above are only preferred implementations of the utility model. The protection scope of the utility model is not limited to the above embodiments. All technical solutions under the idea of ​​the utility model belong to the protection scope of the utility model. It should be pointed out that for ordinary technicians in this technical field, some improvements and modifications without departing from the principle of the utility model should also be regarded as the protection scope of the utility model.

Claims

1. A film pressing device, characterized in that: The film pressing device is used to prevent concrete cracking, and comprises: the body of the vehicle; and a lamination roller rotatably disposed on the vehicle body; and a reel mechanism, which is arranged on the vehicle body, and on which a protective film is rolled up; and a cutting mechanism, which is disposed on the vehicle body and is used to cut off the protective film; and A holding mechanism, which is arranged on the vehicle body, and is used for holding by a human hand to push the vehicle body to move on the concrete; Among them, the winding mechanism is located between the holding mechanism and the film pressing roller, the height of the holding mechanism is adjustable to facilitate holding by people of different heights, a through hole is provided on the vehicle body, one end of the protective film passes through the vehicle body from the through hole and is laid on the concrete, when the vehicle body continues to move in the direction approaching the winding mechanism, the film pressing roller rotates to press the protective film flat and tightly against the concrete.

2. The lamination device according to claim 1, characterized in that: The holding mechanism comprises: a support plate, which is arranged on the vehicle body; and a screw rod, which is passed through one end of the support plate along the height direction and is rotatably connected to the support plate; and a guide rod, which is arranged on one end of the support plate along a height direction; and A gripping assembly, one end of which is slidably connected to the guide rod in the height direction, and the other end of the gripping assembly is sleeved on the screw rod and threadedly connected to the screw rod; A rotating handle, which is arranged at the top end of the screw rod; The handle is turned to rotate the screw rod, and the gripping assembly moves up and down in the height direction.

3. The lamination device according to claim 2, characterized in that: The grip assembly comprises: Lifting plate; and Two vertical rods are arranged on the lifting plate at intervals along a first direction; and A handrail, which is arranged between the two vertical rods and is used for manual support; and a guide block, which is disposed at one end of the lifting plate, and the guide block is slidably connected to the guide rod; and A nut seat is arranged at the other end of the lifting plate, and the nut seat is threadedly connected to the screw rod.

4. The lamination device according to any one of claims 1 to 3, characterized in that: The reel mechanism comprises: a fixing plate disposed on the vehicle body; and A rotating disk, which is rotatably disposed on the fixed plate; Wherein, the protective film is rolled up on the rotating disk.

5. The lamination device according to claim 4, characterized in that: The cutting mechanism comprises: a shear plate disposed on the vehicle body; and a cylinder disposed on the vehicle body and spaced apart from the shear plate; and a blade assembly disposed on a drive shaft of the cylinder; One end of the protective film extends into the through hole from between the shear plate and the cylinder, and the cylinder can drive the blade assembly to move toward the shear plate to cut off the protective film.

6. The lamination device according to claim 5, characterized in that: The shear plate is provided with a groove extending along the second direction, and the blade assembly can push the protective film into the groove for cutting.

7. The lamination device according to claim 6, characterized in that: The blade assembly comprises: a shear blade, used for pushing the protective film into the groove for cutting; and A mounting block having one end connected to the shear blade; and One end of the mounting plate is connected to the driving shaft of the cylinder, and the other end of the mounting plate is connected to the other end of the mounting block by clamping.

8. The lamination device according to claim 7, characterized in that: The other end of the mounting plate is provided with a mounting groove, and the other end of the mounting plate is inserted into the mounting groove.

9. The lamination device according to claim 8, characterized in that: The mounting block is provided with a through hole along the height direction, the mounting plate is provided with a threaded hole corresponding to the through hole, and the laminating device further comprises a bolt, which is passed through the threaded hole and the through hole along the height direction and is threadedly connected with the threaded hole.

10. The lamination device according to claim 1, characterized in that: It also includes a watering device, which is arranged on the vehicle body and located between the holding mechanism and the reel mechanism.

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