Clamping piece and gas tank electric ladder stand device

Abstract

The utility model relates to the technical field of crawling ladder transportation, in particular to a clamping piece and a gas tank electric crawling ladder device. Comprising a base plate and a pressing plate, an inner threaded hole is formed in the middle of the base plate, and sliding shaft channels are formed in the two sides of the base plate; a locking column of an external thread structure is rotationally matched in the internal thread hole, the locking column is rotationally matched with the linkage lock plate, and lock plate channels are oppositely formed in the two sides of the linkage lock plate; a flexible crimping part is arranged on one side of the pressing plate, a sliding shaft is oppositely arranged on the other side of the pressing plate, the sliding shaft sequentially penetrates through the locking plate channel and the sliding shaft channel, an anti-falling plate is arranged at the end of the sliding shaft, and a compression spring is arranged on the sliding shaft between the pressing plate and the linkage locking plate in a penetrating mode; the fixing device solves the technical problem of how to fix the gas tank when the gas tank climbs stairs.

Description

Technical Field

[0001] The utility model relates to the technical field of ladder transportation, in particular to a clamping piece and a gas tank electric ladder device. Background Art

[0002] At present, most of the old residential areas are walk-up apartments without elevators. Heavy objects such as gas tanks are usually carried by manpower, which is very physically demanding. A Chinese patent with publication number CN210592202U discloses a crawler-type stair-climbing transport device, which fixes the transported objects on a frame and transports heavy objects such as gas tanks by crawler climbing. Heavy objects are generally fixed with straps, etc. Gas tanks and other heavy objects are heavy, and once they are not fixed firmly, they may fall from the stairs, posing a safety hazard. At the same time, the straps have a certain degree of ductility and may be stretched or damaged, posing a safety hazard.

[0003] Therefore, the problem existing in the prior art is: how to fix the gas cylinder when climbing stairs. Utility Model Content

[0004] The utility model provides a clamping piece and a gas tank electric ladder device, aiming to solve the problem of how to fix the gas tank when climbing stairs.

[0005] The technical solution used in this utility model is as follows:

[0006] The first aspect of the present application proposes a clamp and a gas tank electric ladder device, comprising a base plate and a pressure plate, an internal threaded hole is opened in the middle of the base plate, and sliding shaft channels are opened on both sides of the base plate; a locking column with an external threaded structure is rotatably matched in the internal threaded hole, and the locking column is rotatably matched with the linkage lock plate, and locking plate channels are relatively provided on both sides of the linkage lock plate; a flexible crimping part is provided on one side of the pressure plate, and a sliding shaft is relatively provided on the other side of the pressure plate, and the sliding shaft passes through the lock plate channel and the sliding shaft channel in turn, and an anti-slip plate is provided at the end of the sliding shaft, and a compression spring is passed through the sliding shaft between the pressure plate and the linkage lock plate.

[0007] Furthermore, the flexible crimping piece is a hollow structure, and the interior of the flexible crimping piece is filled with magnetorheological fluid; a magnet is provided on one side of the linkage lock plate close to the pressure plate.

[0008] Furthermore, a plurality of deformation holes with triangular cross-sections are provided on the upper side of the flexible crimping piece;

[0009] Furthermore, the contact side between the flexible crimping piece and the gas tank is a curved surface structure.

[0010] Furthermore, a locking knob is provided at the end of the locking column.

[0011] Furthermore, the end of the locking column is provided with a rotating head, and a shrinking groove corresponding to the rotating head is opened on the linkage lock plate, and the rotating head is rotatably matched in the shrinking groove.

[0012] Furthermore, spring grooves are provided at positions on both sides of the linkage lock plate corresponding to the lock plate channels.

[0013] The second aspect of the present application proposes an electric ladder device for a gas tank, including the clamp of the above-mentioned embodiment, and also includes an electric ladder device, which is any one of a crawler ladder device, a single-wheel ladder device and a planetary wheel ladder device.

[0014] The beneficial effects achieved by the utility model are as follows: the locking column rotates, and the flexible crimping part is deformed after contacting with the gas tank, and then continues to drive the locking column to rotate, the linkage lock plate approaches the pressure plate, the magnetic part approaches the pressure plate, and the magnetorheological fluid changes from liquid to solid, thereby stably clamping the gas tank; the shape of the gas tank is completely adapted by the flexible crimping part, and the flexible crimping part is changed from flexible clamping to rigid clamping by the magnetic part, so that it is fixed more firmly. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the card structure of the utility model.

[0016] Figure 2 It is a schematic diagram of the substrate structure of the utility model.

[0017] Figure 3 It is a schematic diagram of the sliding shaft structure of the utility model.

[0018] Figure 4 This is a schematic diagram of the linkage lock plate structure of the utility model Figure 1 .

[0019] Figure 5 This is a schematic diagram of the linkage lock plate structure of the utility model Figure 2 .

[0020] Figure 6 It is a schematic diagram of the cross-sectional structure of the flexible crimping piece of the utility model.

[0021] Figure 7 It is a schematic diagram of the clamping action of the clamping member of the utility model.

[0022] Figure 8 This is a schematic diagram of the structure of the electric ladder device for gas tanks of the utility model. Figure 1 .

[0023] Fig. 9 This is a schematic diagram of the structure of the electric ladder device for gas tanks of the utility model. Figure 2 .

[0024] Fig.10 This is a schematic diagram of the structure of the electric ladder device for gas tanks of the utility model. Figure 3 .

[0025] In the figure, 1, base plate; 2, pressure plate; 3, internal threaded hole; 4, sliding shaft channel; 5, locking column; 6, locking knob; 7, linkage lock plate; 8, lock plate channel; 9, flexible crimping part; 10, sliding shaft; 11, anti-slip plate; 12, compression spring; 13, deformation hole; 14, magnetorheological fluid; 15, magnet part; 16, swivel head; 17, shrinkage groove; 18, spring groove; 19, electric ladder device. DETAILED DESCRIPTION

[0026] To facilitate those skilled in the art to understand the present invention, specific implementations of the present invention are described below with reference to the accompanying drawings.

[0027] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, or it can be the internal connection of two components; for ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood through specific circumstances.

[0028] like Figure 1-3 As shown, the utility model provides a clamping component, including a base plate 1 and a pressure plate 2 for fixing to a vehicle frame, the base plate 1 is a plate-like structure, an internal thread hole 3 is provided in the middle of the base plate 1, and sliding shaft channels 4 with circular cross-sections (can also be square, pentagonal or any other cross-sections) are provided on both sides of the base plate 1; a locking column 5 with an external thread structure is rotated in the internal thread hole 3, and a locking knob 6 is provided on one side of the locking column 5 (the locking knob 6 can be replaced by a driving motor, and the driving motor is fixed to the base plate 1 through a motor bracket, and the motor shaft of the driving motor is connected to the locking knob through a coupling The end of the column 5 is fixed; the locking column 5 is driven to rotate by a motor), and the other end of the locking column 5 is rotatably matched with the interlocking lock plate 7. Lock plate channels 8 are relatively provided on both sides of the interlocking lock plate 7, and the positions of the lock plate channels 8 and the sliding shaft channels 4 correspond to each other; the rectangular plate structure of the pressing plate 2, a flexible crimping part 9 is provided on one side of the pressing plate 2, and a sliding shaft 10 is relatively provided on the other side of the pressing plate 2. The sliding shaft 10 passes through the locking plate channel 8 and the sliding shaft channel 4 in turn, and an anti-slip plate 11 is provided at the end of the sliding shaft 10, and a compression spring 12 is provided on the sliding shaft 10 between the pressing plate 2 and the interlocking lock plate 7.

[0029] The clamp of the present application is fixed on the frame of the stair climbing device, and the gas tank is located between the two pressure plates 2. The locking knob 6 drives the locking column 5 to rotate, so that the pressure plate 2 is close to the gas tank. The flexible crimping part 9 is deformed after contacting the gas tank to clamp and fix the gas tank. The flexible crimping part 9 can completely match the shape of the side wall of the gas tank, which is convenient for stable contact and fixation.

[0030] like Figure 2 , Figure 6 As shown, the flexible crimping part 9 is used to deform and fit with the gas tank after contacting. The flexible crimping part 9 is made of rubber material, and a plurality of deformation holes 13 with triangular cross-sections are opened on its upper side; after contacting the gas tank, the deformation holes 13 are convenient for deformation, so that the flexible crimping part 9 can better fit with the gas tank; the flexible crimping part 9 is a cavity structure, and the interior of the flexible crimping part 9 is filled with magnetorheological fluid 14; at the same time, the side of the flexible crimping part 9 in contact with the gas tank is a curved surface structure, so that the flexible crimping part 9 can better fit with the side wall of the gas tank; as shown in FIG. Figure 5 As shown, a magnet 15 is provided on one side of the linkage lock plate 7 close to the pressure plate 2. The magnet 15 is any one of neodymium iron boron and electromagnet.

[0031] like Figure 7 As shown, the locking column 5 rotates, and the flexible crimping part 9 is deformed after contacting with the gas tank, and then continues to drive the locking column 5 to rotate, the linkage lock plate 7 approaches the pressure plate 2, the magnetic part 15 approaches the pressure plate 2, and the magnetorheological fluid 14 changes from liquid to solid, thereby stably clamping the gas tank; the shape of the gas tank is completely adapted by the flexible crimping part 9, and the flexible crimping part 9 is changed from flexible clamping to rigid clamping by the magnetic part 15, so that it is fixed more firmly.

[0032] like Figure 4 As shown, the locking column 5 is rotatably matched with the linkage lock plate 7, the end of the locking column 5 has a rotating head 16, and the linkage lock plate 7 is provided with a shrinking groove 17 corresponding to the rotating head 16, and the rotating head 16 is rotatably matched in the shrinking groove 17; Figure 5 As shown, spring grooves 18 are provided on both sides of the interlocking lock plate 7 at positions corresponding to the lock plate channel 8. When the interlocking lock plate 7 approaches the pressure plate 2, the compression spring 12 is squeezed and accommodated in the spring groove 18, and the magnet 15 can contact the pressure plate 2, resulting in a better conversion effect.

[0033] like Figure 8-9 As shown, the second aspect of the present application provides a gas tank electric ladder device 19, including the clamping parts of the above-mentioned embodiment, and also includes an electric ladder device 19. The electric ladder device 19 can be any one of a crawler ladder device, a single-wheel ladder device and a planetary wheel ladder device.

[0034] If the fixing method is not separately introduced above, the general technical means used by technicians in the industry are used, such as welding, nesting, or threaded fixing.

[0035] The following points need to be explained:

[0036] (1) The drawings of the embodiments of the present invention only relate to the structures related to the embodiments of the present invention, and other structures may refer to the conventional designs.

[0037] (2) For the sake of clarity, in the drawings used to describe the embodiments of the present invention, the thickness of the layer or region is enlarged or reduced, that is, these drawings are not drawn according to the actual scale. It is understood that when an element such as a layer, film, region or substrate 1 is referred to as being "on" or "under" another element, the element may be "directly" "on" or "under" the other element or there may be an intermediate element.

[0038] (3) In the absence of conflict, the embodiments of the present invention and the features therein may be combined with each other to obtain new embodiments.

[0039] The above are only specific implementation methods of the present utility model, but the protection scope of the present utility model is not limited thereto. The protection scope of the present utility model shall be based on the protection scope of the claims.

Claims

1. A clamp and gas tank electric ladder device (19), characterized in that: The invention comprises a base plate (1) and a pressure plate (2), wherein an internal thread hole (3) is provided in the middle of the base plate (1), and slide shaft channels (4) are provided on both sides of the base plate (1); a locking column (5) with an external thread structure is rotatably matched in the internal thread hole (3), the locking column (5) is rotatably matched with a linkage lock plate (7), and lock plate channels (8) are provided on both sides of the linkage lock plate (7); a flexible crimping part (9) is provided on one side of the pressure plate (2), and a slide shaft (10) is provided on the other side of the pressure plate (2), the slide shaft (10) passes through the lock plate channel (8) and the slide shaft channel (4) in sequence, and an anti-slip plate (11) is provided at the end of the slide shaft (10), and a compression spring (12) is passed through the slide shaft (10) between the pressure plate (2) and the linkage lock plate (7).

2. A clamp and gas tank electric ladder device (19) according to claim 1, characterized in that: The flexible crimping piece (9) is a hollow structure, and the interior of the flexible crimping piece (9) is filled with magnetorheological fluid (14); a magnet piece (15) is provided on one side of the linkage lock plate (7) close to the pressure plate (2).

3. A clamp and gas tank electric ladder device (19) according to claim 2, characterized in that: A plurality of deformation holes (13) with triangular cross-sections are provided on the upper side of the flexible crimping piece (9).

4. The clamp and gas tank electric ladder device (19) according to claim 2, characterized in that: The side of the flexible crimping piece (9) in contact with the gas tank is a curved surface structure.

5. The clamp and gas tank electric ladder device (19) according to claim 1, characterized in that: A locking knob (6) is provided at the end of the locking column (5).

6. The clamp and gas tank electric ladder device (19) according to claim 1, characterized in that: The end of the locking column (5) is provided with a rotating head (16), and the linkage lock plate (7) is provided with a shrinking groove (17) corresponding to the rotating head (16), and the rotating head (16) is rotatably engaged in the shrinking groove (17).

7. The clamp and gas tank electric ladder device (19) according to claim 1, characterized in that: Spring grooves (18) are provided at positions on both sides of the linkage lock plate (7) corresponding to the lock plate channels (8).

8. A gas tank electric ladder device (19), characterized in that: The invention comprises the clamping member as claimed in claim 1, and further comprises an electric ladder device (19), wherein the electric ladder device (19) is any one of a crawler ladder device, a single wheel ladder device and a planetary wheel ladder device.

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