Multi-stage telescopic supporting system for wall top plate

Abstract

The utility model discloses a multi-stage telescopic supporting system for a wall top plate. The multi-stage telescopic supporting system comprises a multi-stage cylinder barrel (1), a first-stage telescopic rod (2), a second-stage telescopic rod (3), a telescopic jacking piece (4) and a hydraulic system, wherein the first-stage telescopic rod (2) and the second-stage telescopic rod (3) are connected with the multi-stage cylinder barrel (1), the telescopic jacking piece (4) is vertically arranged at the tail end of the second-stage telescopic rod (3), and the hydraulic system is connected with the multi-stage cylinder barrel (1) and the telescopic jacking piece (4). The multi-stage cylinder barrel (1) is controlled by a hydraulic system to sequentially drive the first-stage telescopic rod (2) and the second-stage telescopic rod (3) in a hydraulic transmission mode to complete horizontal forward stretching, the telescopic jacking piece (4) is horizontally jacked out, then the hydraulic system is used for controlling vertical stretching and retracting of the telescopic jacking piece (4), and multi-stage telescopic supporting in the horizontal direction and the vertical direction of a lowered wall top plate is achieved. The roof supporting device can be installed on the periphery of a wall body structure, roof supporting operation can be completed without disassembling a wall body, and therefore operation time and labor intensity are greatly reduced.

Description

TECHNICAL FIELD

[0001] The utility model belongs to building manufacturing instrument technical field, more specifically, it relates to a kind of multistage telescopic support system for wall top plate. BACKGROUND

[0002] Wall top plate telescopic device is a device used in building construction to adapt to the extension requirement caused by temperature, humidity change or uneven settlement of foundation. This device can prevent cracks in buildings due to limited extension, ensuring the stability and durability of the structure. The existing telescopic mechanism generally only extends in a single direction, if used to support the top plate, it needs to be placed in the internal structure of the wall, which requires additional steps of disassembly and removal during construction, reducing the work efficiency. In addition, if the telescopic mechanism can only extend in one direction, it requires a larger structure size in actual operation site, further increasing energy consumption and difficulty of disassembly. SUMMARY

[0003] To overcome the above defects or improvement needs of the prior art, the utility model provides a kind of multistage telescopic support system for wall top plate, by hydraulic system control multistage cylinder to drive first telescopic rod, second telescopic rod in hydraulic transmission form successively complete horizontal extension, horizontally eject retractable roof support, then by hydraulic system control retractable roof support vertical telescopic, realize the horizontal and vertical direction multistage telescopic support of the wall top plate lowered;The utility model can be installed in the periphery of wall structure, so it can complete roof support operation without disassembling the wall, which greatly reduces the operation time and labor intensity.

[0004] To achieve the above purpose, the utility model provides a kind of multistage telescopic support system for wall top plate, including multistage cylinder, first telescopic rod connected with the multistage cylinder, second telescopic rod, retractable roof support vertically arranged at the end of the second telescopic rod, and hydraulic system connected with the multistage cylinder and retractable roof support.

[0005] Further, the multistage cylinder includes cylinder body, end cover arranged at one end of the cylinder body, mounting ring arranged outside the other end of the cylinder body;

[0006] The inside of the cylinder body is a cavity;The inside of the cylinder body is provided with a piston, a piston rod, a hydraulic interface, a guide sleeve and a buffer device;

[0007] The side surface of the end cover and the mounting ring is respectively provided with a first oil port communicated with the inside of the cylinder body;

[0008] The internal cavity of the cylinder body is connected with the hydraulic system through the first oil port.

[0009] Further, the multistage cylinder 1 is provided with a fixed locking device;

[0010] The fixed locking device comprises a fixed plate arranged on one side of the multi-stage cylinder and a fixing bolt hole arranged on the fixed plate.

[0011] Further, one end of the first telescopic rod is arranged inside the multi-stage cylinder.

[0012] The first telescopic rod is in a hollow structure.

[0013] The piston hole at the end of the first telescopic rod away from the multi-stage cylinder is in communication with the hollow cavity inside the multi-stage cylinder.

[0014] The first telescopic rod is provided with an oil passage inside, which extends along the length direction of the first telescopic rod.

[0015] Further, one end of the second telescopic rod is nested inside the first telescopic rod; and the end of the second telescopic rod is in a hollow structure and is used for fixing the telescopic top support.

[0016] Further, the telescopic top support comprises a jacking cylinder, a telescopic jacking rod arranged in the center of the jacking cylinder, and a support plate arranged on the jacking rod.

[0017] Further, the jacking cylinder is provided with a second oil port connected with the hydraulic system.

[0018] Further, the end of the second telescopic rod is connected with the jacking cylinder.

[0019] Overall, compared with the prior art, the above technical scheme of the utility model can achieve the following beneficial effects:

[0020] (1) The multi-stage telescopic support system for the wall top plate of the utility model is provided with the first telescopic rod nested at one end of the multi-stage cylinder, the second telescopic rod nested at the end of the first telescopic rod away from the multi-stage cylinder, and the telescopic top support vertically arranged at the end of the second telescopic rod; the multi-stage cylinder and the telescopic top support are respectively connected with the hydraulic system; the multi-stage cylinder is controlled by the hydraulic system to drive the first telescopic rod and the second telescopic rod in turn in the form of hydraulic transmission to complete the horizontal extension, the telescopic top support is horizontally lifted out, then the vertical extension of the telescopic top support is controlled by the hydraulic system, and the multi-stage telescopic support in the horizontal and vertical directions of the lowered wall top plate is realized; the utility model is installed on the periphery of the wall structure, so that the top plate supporting operation can be completed without disassembling the wall, which greatly reduces the operation time and labor intensity.

[0021] (2) The utility model discloses a kind of multistage telescopic support systems for wall roof, by the multistage telescopic design of horizontal and vertical two directions makes that the space occupied by support system is smaller when not using, it is convenient to store and transport;The nesting design of multistage cylinder and two-stage telescopic rod makes that whole mechanism structure is compact, reduces the equipment volume, improves space utilization;Hydraulic drive mode makes operation more convenient, just by controlling hydraulic system can realize telescopic rod telescopic action;Multistage telescopic support system can adapt to different wall thickness and roof weight, with good adaptability and flexibility;Fixed locking device on multistage cylinder can ensure the stability of support system during operation, prevent equipment damage or safety accident caused by accident;The utility model has wide application prospect in building construction, maintenance and other occasions needing temporary support. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 It is a kind of multistage telescopic support system for wall roof of the utility model embodiment structure schematic diagram.

[0023] In all drawings, same reference signs represent same technical features, specifically: 1-multistage cylinder, 11-end cover, 111-first oil port, 12-mounting ring, 13-fixed locking device, 131-fixed plate, 132-retention bolt hole, 2-first telescopic rod, 3-second telescopic rod, 4-telescopic roof support, 41-jacking cylinder, 411-second oil port, 42-jacking rod, 43-support plate. DETAILED DESCRIPTION

[0024] In order to make the purpose, technical scheme and advantages of the utility model more clear and obvious, the utility model is further described in detail below with the drawings and examples.It should be understood that the specific examples described here are only used to explain the utility model, and are not used to limit the utility model.In addition, the technical features involved in each embodiment of the utility model described below can be combined with each other as long as they do not conflict with each other.

[0025] In the description of the utility model, it is necessary to explain that, unless there is definite stipulation and limitation, when element is called " fixed in " " set in " or " set in " another element, it can be directly on another element or indirectly on the other element. When an element is called " connected to " another element, it can be directly connected to another element or indirectly connected to the other element;The terms " install " " be connected " " be connected " " have " should be understood broadly, for example, it can be fixedly connected, and can be detachably connected, or integrally connected;It can be mechanical connection, or electrical connection;It can be directly connected, or indirectly connected through intermediate medium, it can be the communication inside two elements or the interaction relationship of two elements. For ordinary skilled person in the art, the specific meaning of the above terms in the utility model can be understood according to specific circumstances.

[0026] In addition, the terms "first", "second" and the like are used only to describe purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features. Therefore, the features limited by "first", "second" can explicitly or implicitly include one or more features. In the description of the utility model, the meaning of "multiple" is two or more than two, unless there is definite specific limitation.

[0027] As Figure 1 The utility model provides a kind of multistage telescopic support system for wall roof, including multistage cylinder 1, with the multistage cylinder 1 first telescopic rod 2, second telescopic rod 3, vertically arranged in the second telescopic rod 3 end telescopic roof brace 4, and with the multistage cylinder 1 and telescopic roof brace 4 are connected hydraulic system;After the multistage telescopic support system for wall roof is installed in preset position, multistage cylinder 1 is controlled by hydraulic system to drive first telescopic rod 2, second telescopic rod 3 in hydraulic transmission form in turn to complete horizontal forward extension, and telescopic roof brace 4 is ejected, then the vertical telescopic of telescopic roof brace 4 is controlled by hydraulic system, and the multistage support of the wall roof of lowering is realized;When working, first telescopic rod 2 is first extended, then second telescopic rod 3 is extended, and finally telescopic roof brace 4 is lifted to realize the support of wall roof;This structure allows multistage cylinder to extend and retract, and each stage cylinder acts according to certain order, to realize efficient space utilization and accurate jacking control.

[0028] Further, as Figure 1As shown, the multi-stage cylinder 1 is used as a power source to provide hydraulic power for the first-stage telescopic rod 2 and the second-stage telescopic rod 3, and includes a cylinder body, an end cover 11 arranged at one end of the cylinder body, and a mounting ring 12 arranged outside the other end of the cylinder body. The cylinder body is internally provided with a piston, a piston rod, a hydraulic interface, a guide sleeve, and a buffer device. The cylinder body is the shell of the multi-stage cylinder and has an internal cavity, and is usually made of a strong and durable material such as steel or aluminum alloy to withstand hydraulic pressure. The part in direct contact with the telescopic rod is the inner wall of the cylinder body, which needs to have high precision and good wear resistance. The piston and the piston rod are the main moving parts in the multi-stage cylinder, and they realize telescopic action through the pressure of hydraulic oil. The side surface of the end cover 11 and the side surface of the mounting ring 12 are respectively provided with a first oil port 111 in communication with the inside of the cylinder body, for oil inlet or oil outlet of the multi-stage cylinder 1. The internal cavity of the cylinder body is connected with a hydraulic system through the first oil port 111. The multi-stage cylinder 1 is provided with a fixing and locking device 13 for fixing the multi-stage cylinder 1 to other equipment, which can ensure that the cylinder is fixed at a proper position. The fixing and locking device 13 includes a fixing plate 131 arranged on the multi-stage cylinder 1 at the side of the mounting ring 12 and a fixing bolt hole 132 arranged on the fixing plate 131. The multi-stage telescopic support system can be mounted to other mechanisms through the fixing and locking device 13.

[0029] Further, as shown in Figure 1 The first-stage telescopic rod 2 is arranged at one end of the multi-stage cylinder 1 and is used for telescopic support of the telescopic support member 4 in the first-stage horizontal direction. The first-stage telescopic rod 2 has a hollow structure. The end (tail end) of the first-stage telescopic rod 2 away from the multi-stage cylinder 1 is provided with a piston opening in communication with the internal cavity of the multi-stage cylinder 1. An oil passage is left in the first-stage telescopic rod 2 and extends along the length direction of the telescopic rod, so that the hydraulic oil can directly act on the piston and push the piston to move telescopically when the hydraulic oil flows in the telescopic rod.

[0030] Further, as shown in Figure 1 The second-stage telescopic rod 3 is nested in the first-stage telescopic rod 2 and is used for telescopic support of the telescopic support member 4 in the second-stage horizontal direction. The end of the second-stage telescopic rod 3 is provided with a hollow structure for fixing the telescopic support member 4. In operation, the multi-stage cylinder 1 is started by the hydraulic system, and the lengths of the first-stage telescopic rod 2 and the second-stage telescopic rod 3 are controlled by the multi-stage cylinder 1 in sequence according to the position of the wall top to be supported, so as to realize telescopic support of the telescopic support member 4 in the first-stage horizontal direction and the second-stage horizontal direction, respectively.

[0031] Further, as shown in Figure 1As shown, the telescopic top support 4 comprises a jacking cylinder 41, a jacking rod 42 telescopically arranged in the center of the jacking cylinder 41, and a support plate 43 arranged on the jacking rod 42; the jacking cylinder 41 is provided with a second oil port 411 connected with a hydraulic system, for the hydraulic oil in and out of the jacking cylinder 41; the jacking cylinder 41 is driven to act by the hydraulic system, and the jacking rod 42 is driven and controlled to extend according to the height of the wall top plate, so that the support plate 43 is in close contact with the wall top plate, and vertical support of the wall top plate of different heights is realized.

[0032] The use method of the multi-stage telescopic support system for the wall top plate provided by the utility model is as follows:

[0033] The multi-stage telescopic support system for the wall top plate is installed at the preset position of the wall;

[0034] The multi-stage cylinder 1 is started by the hydraulic system, and according to the position of the wall top plate to be supported, the first telescopic rod 2 and the second telescopic rod 3 are controlled to extend in turn by the multi-stage cylinder 1, so that the telescopic top support 4 is telescoped in the first horizontal direction and the second horizontal direction respectively;

[0035] The jacking cylinder 41 is driven to act by the hydraulic system, and the jacking rod 42 is driven and controlled to extend according to the height of the wall top plate, so that the support plate 43 is in close contact with the wall top plate, and vertical support of the wall top plate of different heights is realized.

[0036] The multi-stage telescopic support system of the utility model realizes horizontal multi-stage telescoping and vertical telescoping, so that the related top plate support operation can be completed at the periphery of the wall structure, and the flexibility and efficiency of the wall top plate support operation are improved. The utility model considers the telescoping demand caused by the temperature, humidity change or uneven settlement of the foundation of the building structure, and drives the telescopic rod to extend through the hydraulic transmission form, and finally supports the top plate in place through the top support rod.

[0037] Those skilled in the art can easily understand that the above description is only a preferred embodiment of the utility model, and is not used to limit the utility model, and any modification, equivalent replacement and improvement made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A multi-stage telescopic support system for a wall top plate, characterised in that: The utility model relates to a multi-stage cylinder (1), a first telescopic rod (2) connected with the multi-stage cylinder (1), a second telescopic rod (3), a telescopic top support (4) vertically arranged at the end of the second telescopic rod (3), and a hydraulic system connected with the multi-stage cylinder (1) and the telescopic top support (4).

2. A multi-stage telescopic bracing system for a wall top plate according to claim 1, wherein: The multi-stage cylinder (1) comprises a cylinder body, an end cover (11) arranged at one end of the cylinder body, and a mounting ring (12) arranged outside the other end of the cylinder body. The inside of the cylinder body is a cavity; the inside of the cylinder body is provided with a piston, a piston rod, a hydraulic interface, a guide sleeve, and a buffer device. The side surface of the end cover (11) and the mounting ring (12) is respectively provided with a first oil port (111) in communication with the inside of the cylinder body. The internal cavity of the cylinder body is connected with the hydraulic system through the first oil port (111).

3. A multi-stage telescopic support system for a wall top plate according to claim 1, characterized in that: The multi-stage cylinder (1) is provided with a fixed locking device (13). The fixed locking device (13) comprises a fixing plate (131) arranged on the multi-stage cylinder (1) on one side of the mounting ring (12) and a retaining bolt hole (132) arranged on the fixing plate (131).

4. A multi-stage telescopic support system for a wall top slab as claimed in any one of claims 1 to 3, wherein: One end of the first telescopic rod (2) is arranged in the inside of the multi-stage cylinder (1). The inside of the first telescopic rod (2) is a cavity structure. The end of the first telescopic rod (2) away from the multi-stage cylinder (1) is provided with a piston opening in communication with the internal cavity of the multi-stage cylinder (1). The first telescopic rod (2) is provided with an oil channel in the inside thereof, and the oil channel extends along the length direction of the first telescopic rod (2).

5. A multi-stage telescopic support system for a wall top plate according to any one of claims 1-3, characterized in that: One end of the second telescopic rod (3) is nested in the inside of the first telescopic rod (2); the end of the second telescopic rod (3) is a cavity structure for fixing the telescopic top support (4).

6. A multi-stage telescopic support system for a wall top plate according to any one of claims 1-3, characterized in that: The telescopic top support (4) comprises a jacking cylinder (41), a telescopic jacking rod (42) arranged in the center of the jacking cylinder (41), and a support plate (43) arranged on the jacking rod (42).

7. A multi-stage telescopic bracing system for a wall top plate according to claim 6, wherein: The jacking cylinder (41) is provided with a second oil port (411) connected with the hydraulic system.

8. A multi-stage telescopic bracing system for a wall top plate according to claim 6, wherein: The end of the second telescopic rod (3) is connected with the jacking cylinder (41).

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