Support devices for civil engineering

Abstract

The present invention discloses a supporting device for civil engineering, comprising: a base, a universal wheel is fixedly mounted on the bottom of the base, two ends of the base are provided with vertically arranged through grooves, the inner wall of the through groove is provided with a first slide groove along its axial direction; a sleeve is arranged in the through groove, the outer wall of the sleeve is provided with a first slider slidably connected with the first slide groove; a retractable rod is arranged in the sleeve and threadedly connected with the inner wall of the sleeve, the top of the retractable rod protrudes from the through groove and is fixedly connected with a rotating rod, and the rotating rod is detachably connected with the base. The present invention has the advantages of good stability, labor saving, high work efficiency, etc.

Description

Technical Field

[0001] The present invention relates to the field of supporting equipment, and more particularly to a supporting device for civil engineering. Background Art

[0002] Civil engineering is a general term for the science and technology of building various land engineering facilities. It is used to carry out various technical work such as survey, construction and maintenance of buildings. However, buildings have a certain height, so supporting devices are usually used to increase their height.

[0003] However, the bottom driving wheel of the existing supporting device is fixed by a brake insert, which has poor stability. When lifting, other people are required to operate from below, which is extremely inconvenient. Therefore, a civil engineering supporting device is urgently needed to solve the above problems. Summary of the invention

[0004] An object of the present invention is to provide a support device for civil engineering to solve the problems of poor stability, waste of manpower, low working efficiency, etc. of the existing support devices.

[0005] In order to achieve the purpose and other advantages of the present invention, a support device for civil engineering is provided, comprising:

[0006] A base, a universal wheel is fixedly mounted on the bottom of the base, two ends of the base are provided with vertically arranged through grooves, and the inner wall of the through groove is provided with a first sliding groove along its axial direction;

[0007] A sleeve, which is arranged in the through groove, and a first sliding block slidably connected to the first sliding groove is arranged on the outer wall of the sleeve;

[0008] A retractable rod is arranged in the sleeve and is threadedly connected to the inner wall thereof. The top of the retractable rod protrudes out of the through slot and is fixedly connected to a rotating rod. The rotating rod is detachably connected to the base.

[0009] Preferably, the civil engineering support device further comprises:

[0010] A support plate is arranged above the base, a second slide groove is arranged in the middle of the bottom of the support plate, and a third slide groove is arranged at the top of the base opposite to the second slide groove;

[0011] A screw rod is vertically arranged, with a top portion thereof penetrating through the support plate via the second slide slot, and a bottom portion thereof extending into the interior of the base and being rotatably connected thereto;

[0012] A support assembly, comprising two support members symmetrically arranged along the screw rod, any one of the support members comprising a first support rod, an upper end of which is hinged to a first screw sleeve arranged on the screw rod, and a lower end of which is hinged to a third slider, and the third slider is slidably connected to the third slide groove; a second support rod, a lower end of which is hinged to the first screw sleeve, an upper end of which is hinged to the second slider, and the second slider is slidably connected to the second slide groove; a third support rod, a lower end of which is hinged to the second support rod, and an upper end of which is hinged to the second screw sleeve arranged on the screw rod;

[0013] A driving assembly, comprising a rotating seat, which is arranged on the top of the support plate and is rotatably connected thereto; a gear, which is arranged in the second slide groove, is coaxially arranged with the rotating seat and is fixedly connected thereto; two gear rods, which are respectively arranged on both sides of the gear, one end of each gear rod is fixedly connected to the second slider, and the other end is meshed with the gear;

[0014] A fixing screw sleeve is arranged at the top of the screw rod, and first fixing holes are arranged vertically on both sides of the fixing screw sleeve, and a second fixing hole matching the first fixing hole is arranged on the top of the support plate, and the first fixing hole and the second fixing hole are detachably connected through a first fixing rod; wherein,

[0015] The outer wall of the rotating seat is provided with a rotating plate fixedly connected thereto, the rotating plate is provided with a third fixing hole, the top of the support plate is provided with a fourth fixing hole matching the third fixing hole, and the third fixing hole and the fourth fixing hole are detachably connected via a second fixing rod.

[0016] Preferably, in the support device for civil engineering, the rotating rod is provided with a first embedding hole, the top of the base is provided with a second embedding hole matching the first embedding hole, and the first embedding hole and the second embedding hole are detachably connected via an embedding rod.

[0017] Preferably, in the civil engineering support device, the bottom of the sleeve is conical.

[0018] Preferably, in the civil engineering support device, the threads on the first screw sleeve and the second screw sleeve are positive-rotation internal threads, and the threads on the fixed screw sleeve are negative-rotation internal threads.

[0019] Preferably, in the civil engineering support device, the outer diameter of the first fixing rod is equal to the inner diameters of the first fixing hole and the second fixing hole.

[0020] Preferably, in the civil engineering support device, the outer diameter of the second fixing rod is equal to the inner diameters of the third fixing hole and the fourth fixing hole.

[0021] The present invention has at least the following beneficial effects:

[0022] First, sleeves and retractable rods are provided at both ends of the base of the present invention. The retractable rod is rotated to lower the sleeve through a thread, and the sleeve is embedded in the ground for fixation, so that the stability of the base is better. When lifting or lowering, no other personnel are needed to support it, which saves manpower and improves work efficiency.

[0023] Second, the base and the support plate of the present invention are connected by a screw rod, a support assembly and a drive assembly. A person stands on the support plate and rotates the swivel seat to cause the second slider to retract inward, thereby driving the second screw sleeve to rise. The second screw sleeve drives the screw rod to rotate, and the screw rod drives the first screw sleeve to rise, thereby raising the support plate. The support plate can increase the footrest area of ​​the person and improve the stability of the person, making it more convenient for the person to use and simple to operate. No extra personnel are required to operate, which further saves manpower and improves work efficiency.

[0024] Other advantages, objectives and features of the present invention will be embodied in part through the following description, and in part will be understood by those skilled in the art through study and practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 is a schematic diagram of a front cross-sectional structure according to an embodiment of the present invention;

[0026] Figure 2 is a schematic diagram of a top cross-sectional structure of a support plate according to an embodiment of the present invention;

[0027] Figure 3 1 is a schematic diagram of a top view of a support plate according to an embodiment of the present invention. DETAILED DESCRIPTION

[0028] The present invention is further described in detail below in conjunction with embodiments and drawings so that those skilled in the art can implement the invention with reference to the description.

[0029] It should be understood that the terms such as “having”, “including” and “comprising” used herein do not exclude the existence or addition of one or more other elements or combinations thereof.

[0030] It should be noted that the experimental methods described in the following embodiments are conventional methods unless otherwise specified, and the reagents and materials are commercially available unless otherwise specified; in the description of the present invention, the terms "lateral", "longitudinal", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0031] like Figure 1 , Figure 2 , Figure 3 As shown, the present invention provides a support device for civil engineering, comprising:

[0032] A base 1, a universal wheel 2 is fixedly mounted on the bottom thereof, two ends of the base 1 are provided with vertically arranged through grooves 3, and the inner wall of the through groove 3 is provided with a first sliding groove 30 along its axial direction;

[0033] A sleeve 4 is disposed in the through groove 3, and a first sliding block 5 is provided on the outer wall of the sleeve 4 and is slidably connected to the first sliding groove 31;

[0034] The retractable rod 6 is disposed in the sleeve 4 and is threadedly connected to the inner wall thereof. The top of the retractable rod 6 protrudes out of the through slot 3 and is fixedly connected to a rotating rod 8. The rotating rod 8 is detachably connected to the base 1.

[0035] In the above technical solution, there are multiple universal wheels and through slots and they are symmetrically distributed at both ends of the base. Preferably, there are at least four universal wheels and at least two through slots. The sleeve is arranged in the through slot and can slide along the first slide slot through the first slider. The inner wall of the sleeve is provided with an internal thread, and the outer wall of the retractable rod is provided with an external thread matching the internal thread, so that the retractable rod is threadedly connected to the sleeve. A rotating rod is fixedly provided on the top of the retractable rod to drive the retractable rod to rotate through the rotating rod, thereby driving the sleeve to slide along the first slide slot. The rotating rod is detachably connected to the base to fix the rotating rod after the sleeve is inserted into the bottom surface.

[0036] When in use, the device is pushed to the construction site via the universal wheel, the connection between the rotating rod and the base is disconnected, and the rotating rod is rotated. The rotating rod drives the retracted rod to rotate, and the sleeve moves downward through the action of the thread, so that the sleeve is inserted into the ground and fixed, and then the rotating rod is connected to the base to prevent the base from shaking.

[0037] The base of the present invention is provided with sleeves and retractable rods at both ends. The retractable rod is rotated to lower the sleeve through a thread, and the sleeve is embedded in the ground for fixation, so that the stability of the base is better. When lifting or lowering, no other personnel are needed to support it, which saves manpower and improves work efficiency.

[0038] In another technical solution, the civil engineering support device further includes:

[0039] A support plate 17 is disposed above the base 1, a second slide groove 16 is disposed in the middle of the bottom of the support plate 17, and a third slide groove 10 is disposed at the top of the base 1 opposite to the second slide groove 16;

[0040] The screw rod 26 is vertically arranged, with the top thereof passing through the support plate 17 via the second slide slot 16, and the bottom thereof extending into the interior of the base 1 and being rotatably connected thereto;

[0041] A support assembly, comprising two support members symmetrically arranged along the screw rod 26, any one of the support members comprising a first support rod 12, an upper end of which is hinged to a first screw sleeve 13 arranged on the screw rod 26, and a lower end of which is hinged to a third slider 11, and the third slider 11 is slidably connected to the third slide groove 10; a second support rod 14, a lower end of which is hinged to the first screw sleeve 13, an upper end of which is hinged to a second slider 15, and the second slider 15 is slidably connected to the second slide groove 16; a third support rod 22, a lower end of which is hinged to the second support rod 14, and an upper end of which is hinged to a second screw sleeve 18 arranged on the screw rod 26;

[0042] The driving assembly includes a rotating seat 20, which is arranged on the top of the supporting plate 17 and is rotatably connected thereto; a gear 27, which is arranged in the second slide groove 16, is coaxially arranged with the rotating seat 20 and is fixedly connected thereto; two gear rods 21, which are respectively arranged on both sides of the gear 27, one end of each gear rod 21 is fixedly connected to the second slider 15, and the other end is meshed with the gear 27;

[0043] A fixing screw sleeve 24 is arranged at the top of the screw rod 26, and two sides of the fixing screw sleeve 24 are provided with first fixing holes arranged vertically, and the top of the support plate 17 is provided with a second fixing hole 23 matching the first fixing hole, and the first fixing hole and the second fixing hole 23 are detachably connected through a first fixing rod 25; wherein,

[0044] The outer wall of the rotating seat 20 is provided with a rotating plate 28 fixedly connected thereto, and the rotating plate 28 is provided with a third fixing hole. The top of the support plate 17 is provided with a fourth fixing hole 19 matching the third fixing hole, and the third fixing hole and the fourth fixing hole 19 are detachably connected via a second fixing rod 29.

[0045] In the above technical scheme, a through hole that penetrates the second slide groove is vertically provided in the middle of the top of the support plate; the top of the screw rod passes through the support plate through the second slide groove and the through hole; the swivel seat is coaxially arranged with the through hole and is rotatably connected with the top of the support plate. Specifically, the swivel seat is rotatably connected with the top of the support plate through a bearing, the swivel seat is fixedly connected to the inner ring of the bearing, the outer ring of the bearing is fixedly connected to the support plate, the interior of the swivel seat is hollow and penetrates up and down, the top of the screw rod passes through the hollow part of the swivel seat, the swivel seat is coaxially arranged with the screw rod, and a gap is left between the inner wall of the swivel seat and the outer wall of the screw rod; the gear sleeve is arranged on the outside of the screw rod and fixedly connected to the swivel seat, and the gear is coaxially arranged with the swivel seat; there are multiple fourth fixing holes, which are arranged at intervals along the circumference of the swivel seat; the screw rod is threadedly connected with the first screw sleeve, the second screw sleeve and the fixed screw sleeve respectively.

[0046] When in use, the construction worker stands above the supporting plate, pulls out the first fixing rod from the inside of the first fixing hole and the second fixing hole, pulls out the second fixing rod from the inside of the third fixing hole and the fourth fixing hole, rotates the rotating plate, so that the rotating plate drives the rotating seat to rotate, the rotating seat drives the gear to rotate, the gear drives the second slider to move through the gear rod, so that the second slider contracts inwardly, the inward contraction of the second slider drives the second supporting rod to be squeezed in the direction of the screw rod, so that the third supporting rod squeezes the second screw sleeve to move upward, thereby driving the screw rod to rotate through the thread, the rotation of the screw rod drives the first screw sleeve upward through the thread, and the first screw sleeve moves The first slider is retracted, so that the first support rod and the second support rod support the support plate, so that the support plate rises. When it rises to a suitable height, the second fixing rod is inserted into the third fixing hole and the fourth fixing hole to fix the position of the rotating plate, and the fixing screw sleeve is rotated in the opposite direction to make the fixing screw sleeve move downward, and the first fixing rod is inserted into the first fixing hole and the second fixing hole to fix the position of the screw rod, so as to prevent the screw rod from rotating again and driving the second screw sleeve and the first screw sleeve downward, so that the support plate is fixed better, and people standing on it can hold the screw rod with their hands, so that people are more stable and the safety factor is higher.

[0047] The base and the support plate of the present invention are connected by a screw rod, a support assembly and a drive assembly. A person stands on the support plate and rotates the swivel seat to cause the second sliding block to retract inward, thereby driving the second screw sleeve to rise. The second screw sleeve drives the screw rod to rotate, and the screw rod drives the first screw sleeve to rise, thereby raising the support plate. The support plate can increase the footrest area of ​​the person and improve the stability of the person, thereby making it more convenient for the person to use and simple to operate. No extra personnel are required to operate, which further saves manpower and improves work efficiency.

[0048] In another technical solution, in the support device for civil engineering, the rotating rod 8 is provided with a first embedding hole, the top of the base 1 is provided with a second embedding hole 7 matching the first embedding hole, and the first embedding hole and the second embedding hole 7 are detachably connected by an embedding stick 9. Here, a detachable connection mode between the rotating rod and the base is preferred, which is detachably connected by the first embedding hole provided on the rotating rod, the second embedding hole provided on the top of the base matching the first embedding hole, and the embedding stick provided inside the first embedding hole and the second embedding hole, with a simple structure and convenient disassembly and assembly. Further, the inner diameter of the second embedding hole can be set to be larger than the inner diameter of the first embedding hole, and a clamping plate is provided at the bottom of the embedding stick, the diameter of the clamping plate is larger than the inner diameter of the first embedding hole and less than or equal to the inner diameter of the second embedding hole, so that the embedding stick cannot be pulled out of the first embedding hole. When in use, the embedding stick is pulled out of the second embedding hole, and the embedding stick is pushed, so that the embedding stick drives the rotating rod to rotate, which is more convenient to operate.

[0049] In another technical solution, in the civil engineering support device, the bottom of the sleeve 4 is conical to facilitate breaking the soil.

[0050] In another technical solution, in the civil engineering support device, the threads on the first screw sleeve 13 and the second screw sleeve 18 are positive-threaded internal threads, and the threads on the fixed screw sleeve 24 are reverse-threaded internal threads, so that the screw rod is further fixed when the fixed screw sleeve is connected to the support plate.

[0051] In another technical solution, in the civil engineering support device, the outer diameter of the first fixing rod 25 is equal to the inner diameter of the first fixing hole and the second fixing hole 23, so that the connection between the fixing screw sleeve and the support plate is more stable.

[0052] In another technical solution, in the civil engineering support device, the outer diameter of the second fixing rod 29 is equal to the inner diameter of the third fixing hole and the fourth fixing hole 19, so that the connection between the rotating plate and the support plate is more stable.

[0053] Although the embodiments of the present invention have been disclosed as above, they are not limited to the applications listed in the specification and the implementation modes, and they can be fully applied to various fields suitable for the present invention. For those familiar with the art, additional modifications can be easily implemented. Therefore, without departing from the general concept defined by the claims and the scope of equivalents, the present invention is not limited to the specific details and the illustrations shown and described herein.

Claims

1. A support device for civil engineering, characterized in that: include: A base, a universal wheel is fixedly mounted on the bottom of the base, two ends of the base are provided with vertically arranged through grooves, and the inner wall of the through groove is provided with a first sliding groove along its axial direction; A sleeve, which is arranged in the through groove, a first sliding block slidably connected to the first sliding groove is arranged on the outer wall of the sleeve, and the bottom of the sleeve is conical; A retractable rod, which is arranged in the sleeve and is threadedly connected to the inner wall thereof, the top of the retractable rod protrudes out of the through slot and is fixedly connected to a rotating rod, and the rotating rod is detachably connected to the base; A support plate is arranged above the base, a second slide groove is arranged in the middle of the bottom of the support plate, and a third slide groove is arranged at the top of the base opposite to the second slide groove; A screw rod is vertically arranged, with a top portion thereof penetrating through the support plate via the second slide slot, and a bottom portion thereof extending into the interior of the base and being rotatably connected thereto; A support assembly, comprising two support members symmetrically arranged along the screw rod, any one of the support members comprising a first support rod, an upper end of which is hinged to a first screw sleeve arranged on the screw rod, and a lower end of which is hinged to a third slider, and the third slider is slidably connected to the third slide groove; a second support rod, a lower end of which is hinged to the first screw sleeve, an upper end of which is hinged to the second slider, and the second slider is slidably connected to the second slide groove; a third support rod, a lower end of which is hinged to the second support rod, and an upper end of which is hinged to the second screw sleeve arranged on the screw rod; A driving assembly, comprising a swivel seat, which is disposed on the top of the support plate and rotatably connected thereto; a gear, which is arranged in the second slide groove, coaxially arranged with the rotating seat and fixedly connected; two gear rods, which are respectively arranged on both sides of the gear, one end of each gear rod is fixedly connected with the second sliding block, and the other end is meshed with the gear; A fixing screw sleeve is arranged at the top of the screw rod, and first fixing holes are arranged vertically on both sides of the fixing screw sleeve, and a second fixing hole matching the first fixing hole is arranged on the top of the support plate, and the first fixing hole and the second fixing hole are detachably connected through a first fixing rod; wherein, The outer wall of the rotating seat is provided with a rotating plate fixedly connected thereto, the rotating plate is provided with a third fixing hole, the top of the support plate is provided with a fourth fixing hole matching the third fixing hole, and the third fixing hole and the fourth fixing hole are detachably connected via a second fixing rod.

2. The civil engineering support device according to claim 1, characterized in that: The rotating rod is provided with a first embedding hole, and the top of the base is provided with a second embedding hole matching the first embedding hole, and the first embedding hole and the second embedding hole are detachably connected via an embedding rod.

3. The civil engineering support device according to claim 1, characterized in that: The threads on the first screw sleeve and the second screw sleeve are positive-rotation internal threads, and the threads on the fixed screw sleeve are negative-rotation internal threads.

4. The civil engineering support device according to claim 1, characterized in that: The outer diameter of the first fixing rod is equal to the inner diameters of the first fixing hole and the second fixing hole.

5. The civil engineering support device according to claim 1, characterized in that: The outer diameter of the second fixing rod is equal to the inner diameters of the third fixing hole and the fourth fixing hole.

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