Portable manual hydraulic pipe bending machine

Abstract

The utility model discloses a portable manual hydraulic pipe bender, which comprises a support foot margin, a fixing frame structure, a limiting frame structure, a hydraulic device and a pressurizing head, the surface of the support foot margin is fixedly butted with the fixing frame structure, the surface of the fixing frame structure is fixedly connected with the limiting frame structure, and the limiting frame structure is fixedly connected with the hydraulic device. According to the portable manual hydraulic pipe bending machine, the supporting ground feet, the fixing frame structure, the limiting frame structure, the hydraulic device and the pressurizing head are arranged, the supporting ground feet, the fixing frame structure, the limiting frame structure, the hydraulic device and the pressurizing head can be detached from one another, mounting and dismounting are convenient and fast, and the portable manual hydraulic pipe bending machine is convenient to use. The hydraulic device is convenient to transport, construct and carry, the overall area is greatly reduced, the base is supported by arranging the supporting ground feet, the stability of the device is kept in a three-point supporting mode, the hydraulic device can be in butt joint by arranging the fixing frame structure, and the hydraulic device and the fixing frame structure can be separated when damaged.

Description

Technical Field

[0001] The utility model relates to the field of pipe bending machines, in particular to a portable hand-powered hydraulic pipe bending machine. Background Art

[0002] Steel pipes are hollow-section steel materials whose length is much greater than their diameter or circumference. They are used in various industries, including pipelines, engineering structures, thermal equipment, the petrochemical industry, machinery manufacturing, geological drilling, and high-pressure equipment. During use, steel pipes need to be bent to meet the needs of different environments. This requires the use of a hydraulic pipe bender. Existing hydraulic pipe benders are all one-piece and relatively large, making them inconvenient to transport. Furthermore, if the hydraulic device is damaged, it is difficult to disassemble and replace, and the bottom bracket is weak and unstable. Therefore, a portable manual hydraulic pipe bender is proposed. Utility Model Content

[0003] The main purpose of the utility model is to provide a portable manual hydraulic pipe bender, which can effectively solve the problems in the background technology.

[0004] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0005] A portable hand-powered hydraulic pipe bender includes a supporting foot, a fixed frame structure, a limiting frame structure, a hydraulic device and a pressure head. The surface of the supporting foot is fixedly docked with the fixed frame structure, the surface of the fixed frame structure is fixedly connected to the limiting frame structure, the surface of the fixed frame structure is fixedly installed with a hydraulic device, one end surface of the hydraulic device is fixedly installed with a pressure head, and the surface of the hydraulic device is spirally connected to a threaded knob.

[0006] Preferably, the supporting foot includes a chassis, a fixed socket, a telescopic bracket, a foot pad and a fixing hole. The surface of the chassis is fixedly provided with a fixed socket, the surface of the chassis is fixedly connected to the telescopic bracket, one end surface of the telescopic bracket is fixedly connected to the foot pad, and the surface of the foot pad is fixedly provided with a fixing hole.

[0007] Preferably, the fixing frame structure includes a sleeve, a slot, a rotating rod, a fixing buckle, a fixing nut and an insertion rod. The surface of the sleeve is fixedly provided with a slot, a rotating rod is fixedly provided on one side surface of the sleeve, a fixing buckle is movably provided on the surface of the rotating rod, a fixing nut is spirally connected to the surface of the fixing buckle, and an insertion rod is fixedly provided on the bottom end surface of the sleeve.

[0008] Preferably, the limiting frame structure includes a connecting frame, a rotating shaft, a forked bracket, a limiting hole, an anti-slip stop wheel and a limiting rod. The surface of the connecting frame is fixedly provided with a rotating shaft, the surface of the rotating shaft is movably connected to the forked bracket, the surface of the forked bracket is fixedly provided with a limiting hole, the surface of one end of the forked bracket is movably installed with an anti-slip stop wheel, and the surface of the limiting hole is fixedly penetrated with a limiting rod.

[0009] Preferably, the hydraulic device includes a hydraulic body, a hydraulic rod, a docking groove, a retaining ring and a pressure rod, the hydraulic rod is fixedly provided on one end surface of the hydraulic body, a docking groove is fixedly provided on one end surface of the hydraulic rod, a retaining ring is fixedly provided on the surface of the hydraulic body, and a pressure rod is movably provided on the other end surface of the hydraulic body.

[0010] Preferably, the pressure head includes an arc-shaped head, a docking post, and a threaded hole. A docking post is fixedly provided on one end surface of the arc-shaped head, a threaded hole is fixedly opened on the surface of the docking post, the clamping ring of the hydraulic device is docked and fixed to the clamping groove, the insertion rod of the fixing frame structure is docked and fixed to the fixed socket, the docking post of the pressure head is docked and fixed to the docking groove, and the threaded knob connects and fixes the threaded hole and the docking groove.

[0011] Compared with the prior art, the present invention has the following beneficial effects:

[0012] The utility model discloses a portable manual hydraulic pipe bending machine, which can be disassembled from each other by arranging supporting feet, a fixing frame structure, a limiting frame structure, a hydraulic device and a pressure head, and is convenient to install and disassemble, easy to move and transport, and easy to carry during construction, greatly reducing the overall area. The base support is provided by arranging the supporting feet, and the three-point support form is adopted to maintain the stability of the device. The telescopic bracket can be shortened when not in use and extended when in use. The device is mostly used on construction sites, so the foot pad is provided with a fixing hole, which can be reinforced with bolts. The hydraulic device can be connected by arranging the fixing frame structure, and the two can be separated when the hydraulic device is damaged. The bottom end of the fixing frame structure is provided with a plug rod, which is connected with the fixed plug hole and is used together with the supporting feet. It can be rotated and folded by the limiting frame structure, unfolded when in use, and fixed with the limiting rod in use, which is convenient for the pressure head to pressurize the pipe. The pipe is bent by arranging the hydraulic device and the pressure head, and the pressure head is easy to replace, thereby improving the applicability of the device. A clamping ring is provided on the surface of the hydraulic device for easy docking with the card groove to prevent internal displacement during use. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is an overall schematic diagram of a portable hand-powered hydraulic pipe bender of the utility model;

[0014] Figure 2 This utility model is a portable manual hydraulic pipe bender;

[0015] Figure 3 This utility model is a portable manual hydraulic pipe bender;

[0016] Figure 4 This utility model is a portable manual hydraulic pipe bender;

[0017] Figure 5 This utility model is a portable manual hydraulic pipe bender;

[0018] Figure 6 This utility model is a portable manual hydraulic pipe bender;

[0019] In the figure: 1. Support foot; 101. Chassis; 102. Fixing socket; 103. Telescopic bracket; 104. Foot pad; 105. Fixing hole; 2. Fixing frame structure; 201. Sleeve; 202. Slot; 203. Rotating rod; 204. Fixing buckle; 205. Fixing nut; 206. Insert rod; 3. Limiting frame structure; 301. Connecting frame; 302. Rotating shaft; 303. Forked bracket; 304. Limiting hole; 305. Anti-skid wheel stop; 306. Limiting rod; 4. Hydraulic device; 401. Hydraulic body; 402. Hydraulic rod; 403. Docking groove; 404. Snap ring; 405. Pressurizing rod; 5. Pressurizing head; 501. Arc head; 502. Docking column; 503. Threaded hole; 6. Threaded knob DETAILED DESCRIPTION

[0020] In order to make the technical means, creative features, objectives and effects achieved by the present invention easier to understand, the present invention is further described below in conjunction with specific implementation methods.

[0021] like Figure 1-6 As shown, a portable hand-operated hydraulic pipe bender includes a supporting foot 1, a fixing frame structure 2, a limiting frame structure 3, a hydraulic device 4 and a pressure head 5. The surface of the supporting foot 1 is fixedly docked with the fixing frame structure 2, the surface of the fixing frame structure 2 is fixedly connected to the limiting frame structure 3, the surface of the fixing frame structure 2 is fixedly mounted with the hydraulic device 4, one end surface of the hydraulic device 4 is fixedly mounted with the pressure head 5, and the surface of the hydraulic device 4 is spirally connected with a threaded knob 6;

[0022] The supporting foot 1 includes a chassis 101, a fixed socket 102, a telescopic bracket 103, a foot pad 104 and a fixing hole 105. The surface of the chassis 101 is fixedly provided with a fixed socket 102, the surface of the chassis 101 is fixedly connected to the telescopic bracket 103, one end surface of the telescopic bracket 103 is fixedly connected to the foot pad 104, and the surface of the foot pad 104 is fixedly provided with a fixing hole 105; the fixing frame structure 2 includes a sleeve 201, a slot 202, a rotating rod 203, a fixing buckle 204, a fixing nut 205 and an insertion rod 206. The surface of the sleeve 201 is fixedly provided with a slot 202, a side surface of the sleeve 201 is fixedly provided with a rotating rod 203, the surface of the rotating rod 203 is movably provided with a fixing buckle 204, the surface of the fixing buckle 204 is spirally connected with a fixing nut 205, and the bottom end surface of the sleeve 201 is fixed with an insertion rod 206; the limiting frame structure 3 includes a connecting frame 301, a rotating shaft 302 , a forked bracket 303, a limiting hole 304, an anti-slip stop wheel 305 and a limiting rod 306, the surface of the connecting frame 301 is fixedly provided with a rotating shaft 302, the surface of the rotating shaft 302 is movably connected to the forked bracket 303, the surface of the forked bracket 303 is fixedly provided with a limiting hole 304, one end surface of the forked bracket 303 is movably installed with an anti-slip stop wheel 305, and the surface of the limiting hole 304 is fixedly inserted with a limiting rod 306; the hydraulic device 4 includes a hydraulic main body 401, a hydraulic rod 402, a docking groove 403, a retaining ring 404 and a pressure rod 405, one end surface of the hydraulic main body 401 is fixedly provided with the hydraulic rod 402, one end surface of the hydraulic rod 402 is fixedly provided with a docking groove 403, the surface of the hydraulic main body 401 is fixedly provided with a retaining ring 404, and the other end surface of the hydraulic main body 401 is movably provided with a pressure rod 405; the pressure head 5 includes an arc head 501, a docking column 502 and a threaded hole 503. A docking column 502 is fixedly provided on the surface of one end of the arc head 501, and a threaded hole 503 is fixed on the surface of the docking column 502. The retaining ring 404 of the hydraulic device 4 is docked and fixed with the card slot 202, the insertion rod 206 of the fixed frame structure 2 is docked and fixed with the fixed socket 102, the docking column 502 of the pressurizing head 5 is docked and fixed with the docking groove 403, and the threaded knob 6 connects the fixed threaded hole 503 and the docking groove 403.

[0023] It should be noted that the present invention is a portable manual hydraulic pipe bender that can be disassembled from each other through the support foot 1, the fixed frame structure 2, the limiting frame structure 3, the hydraulic device 4 and the pressure head 5. The installation and disassembly are convenient, and the mobile transportation and construction carrying are convenient, which greatly reduces the overall area. The support foot 1 provides the base support and adopts the three-point support form to maintain the stability of the device. The telescopic bracket 103 can be shortened when not in use and extended when in use. The device is mostly used on the construction site, so the foot pad 104 is provided with a fixing hole 105, which can be reinforced with bolts, and the fixed frame structure 2 can be docked. The hydraulic device 4 can be separated when the hydraulic device 4 is damaged. The bottom end of the fixed frame structure 2 is provided with an insertion rod 206, which is docked with the fixed socket 102 and used in conjunction with the supporting foot 1. It can be rotated and folded through the limiting frame structure 3. When in use, the forked bracket 303 is unfolded and then fixed with the limiting rod 306, which makes it convenient for the pressure head 5 to pressurize the pipe. The hydraulic device 4 and the pressure head 5 bend the pipe, and the pressure head 5 is convenient to replace, thereby improving the applicability of the device. A snap ring 404 is provided on the surface of the hydraulic device 4 to facilitate docking with the card slot 202 to prevent internal movement during use.

[0024] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely illustrative of the principles of the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention. Such changes and improvements are intended to fall within the scope of the present invention. The scope of protection claimed in this invention is defined by the appended claims and their equivalents.

Claims

1. A portable manual hydraulic pipe bender, characterized by: The invention comprises a supporting foot (1), a fixing frame structure (2), a limiting frame structure (3), a hydraulic device (4) and a pressure head (5); the surface of the supporting foot (1) is fixedly docked with the fixing frame structure (2); the surface of the fixing frame structure (2) is fixedly connected with the limiting frame structure (3); the surface of the fixing frame structure (2) is fixedly mounted with the hydraulic device (4); one end surface of the hydraulic device (4) is fixedly mounted with the pressure head (5); and the surface of the hydraulic device (4) is spirally connected with a threaded knob (6).

2. A portable manual hydraulic pipe bender according to claim 1, characterized in that: The supporting foot (1) comprises a chassis (101), a fixing socket (102), a telescopic bracket (103), a foot pad (104) and a fixing hole (105); the fixing socket (102) is fixedly provided on the surface of the chassis (101); the telescopic bracket (103) is fixedly connected to the surface of the chassis (101); one end surface of the telescopic bracket (103) is fixedly connected to the foot pad (104); and the fixing hole (105) is fixedly provided on the surface of the foot pad (104).

3. A portable manual hydraulic pipe bender according to claim 2, characterized in that: The fixing frame structure (2) comprises a sleeve (201), a slot (202), a rotating rod (203), a fixing buckle (204), a fixing nut (205) and an insertion rod (206); the slot (202) is fixedly provided on the surface of the sleeve (201); the rotating rod (203) is fixedly provided on one side surface of the sleeve (201); the fixing buckle (204) is movably sleeved on the surface of the rotating rod (203); the fixing buckle (204) is spirally connected to the surface of the fixing buckle (204); and the insertion rod (206) is fixedly provided on the bottom end surface of the sleeve (201).

4. The portable manual hydraulic pipe bender according to claim 3, characterized in that: The limiting frame structure (3) comprises a connecting frame (301), a rotating shaft (302), a bifurcated bracket (303), a limiting hole (304), an anti-skid blocking wheel (305) and a limiting rod (306); the rotating shaft (302) is fixedly provided on the surface of the connecting frame (301); the bifurcated bracket (303) is movably connected to the surface of the rotating shaft (302); the limiting hole (304) is fixedly provided on the surface of the bifurcated bracket (303); the anti-skid blocking wheel (305) is movably installed on the surface of one end of the bifurcated bracket (303); and the limiting rod (306) is fixedly inserted into the surface of the limiting hole (304).

5. The portable manual hydraulic pipe bender according to claim 4, characterized in that: The hydraulic device (4) comprises a hydraulic body (401), a hydraulic rod (402), a docking groove (403), a snap ring (404) and a pressure rod (405); the hydraulic rod (402) is fixedly provided on one end surface of the hydraulic body (401); the docking groove (403) is fixedly provided on one end surface of the hydraulic rod (402); the snap ring (404) is fixedly provided on the surface of the hydraulic body (401); and the pressure rod (405) is movably provided on the other end surface of the hydraulic body (401).

6. The portable manual hydraulic pipe bender according to claim 5, characterized in that: The pressure head (5) comprises an arc head (501), a docking post (502) and a threaded hole (503); the docking post (502) is fixedly provided on one end surface of the arc head (501); the threaded hole (503) is fixedly opened on the surface of the docking post (502); the clamping ring (404) of the hydraulic device (4) is docked and fixed with the clamping groove (202); the insertion rod (206) of the fixing frame structure (2) is docked and fixed with the fixed insertion hole (102); the docking post (502) of the pressure head (5) is docked and fixed with the docking groove (403); and the threaded knob (6) connects and fixes the threaded hole (503) and the docking groove (403).

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