Pipe fitting bending device for electrical equipment

Abstract

The utility model discloses a pipe fitting bending device for electrical equipment, and relates to the technical field of pipe fitting bending, in particular to a pipe fitting bending device for electrical equipment, which comprises a bearing box, slots are arranged at four corners of the inner bottom wall of the bearing box, and four telescopic legs are inserted into the slots. Hydraulic cylinders A are fixed to the two sides of the inner bottom wall of the bearing box. By arranging the bearing box, the hydraulic cylinder A and the bending assembly, during use, the box cover is firstly opened, then the bending assembly is upwards pushed out of the bearing box through the hydraulic cylinder A, at the moment, a pipe fitting can be bent through the bending assembly, and when the pipe fitting is not used, the bending assembly can be taken back into the bearing box through the hydraulic cylinder A, then the box cover is covered, and therefore the pipe fitting can be bent. The bending assembly is stored in the bearing box, dust can be prevented from adhering to the surface of the bending assembly to a great extent when the bending assembly is not used, then the situation that components are blocked due to the fact that the dust adheres to the components is avoided, and meanwhile the telescopic legs can be recycled into three quarters of the bearing box.

Description

Technical Field

[0001] The utility model relates to the technical field of pipe bending, in particular to a pipe bending device for electric power equipment. Background Art

[0002] Most power equipment is equipped with pipe fittings for routing and other purposes. During the production of the equipment, some pipe fittings need to go through a bending process, which requires the use of a pipe bending device.

[0003] The existing pipe bending device for power equipment has a bending mechanism that is mounted and fixed on a frame. When not in use, the bending mechanism is exposed to the outside and is easily adhered to dust and debris, especially some hydraulic cylinders or other parts coated with lubricating oil. Dust adhesion can easily cause blockage of the parts, thereby affecting normal use. Utility Model Content

[0004] The utility model aims to provide a pipe bending device for electric power equipment. By arranging a bearing box, a hydraulic cylinder A and a bending assembly, the utility model solves the problem that the existing pipe bending device for electric power equipment has a bending mechanism that is mounted and fixed on a frame. When not in use, the bending mechanism is exposed to the outside and is easily adhered to dust and debris, especially some hydraulic cylinders or other parts coated with lubricating oil. After being adhered to dust, it is easy to cause blockage to the parts, thereby affecting normal use.

[0005] To achieve the above objectives, the utility model is implemented through the following technical solutions: a pipe bending device for power equipment, comprising a carrying box, wherein slots are provided at the four corners of the inner bottom wall of the carrying box, and four telescopic legs are inserted into the slots, and hydraulic cylinders A are fixed on both sides of the inner bottom wall of the carrying box, and an isosceles trapezoidal support plate is fixed on the top of the hydraulic cylinder A, and a bending assembly is fixed on the upper surfaces of the two isosceles trapezoidal support plates, and box covers are rotatably connected to both sides of the upper surface of the carrying box through hinges.

[0006] Furthermore, the telescopic leg includes an upper rod inserted into a slot, an extension rod is inserted inside the upper rod, a chassis is fixed to the bottom end of the extension rod, a universal wheel is fixed to the lower surface of the chassis, a plurality of threaded holes distributed in a linear array are opened on one side of the extension rod, and a knob bolt matching the threaded hole is passed through the bottom thread of one side of the upper rod.

[0007] The cam is secured to the bottom of the workbench and is designed to be easily moved when the cam is in motion, and the two cams are connected in a direction of rotation with the aid of a gear. The cams are connected in a direction of rotation with the gear train coupled to the gear train, and the two cams are connected in a direction of rotation with the gear train. The interior of the slide groove is slidably connected to a U-shaped frame, and the interior of the U-shaped frame is rotatably connected to a clamping roller. An adjusting screw is threaded through the middle part of the front side of the connecting plate, and one end of the adjusting screw is rotatably connected to the front side of the U-shaped frame through a bearing. A limited slide groove is provided in the middle part of one side of the upper surface of the operating table, and the internal sliding connection of the limited slide groove is connected to a limited slider. A U-shaped seat is fixed to the upper surface of the limited slider, and a bending roller is rotatably connected to the interior of the U-shaped seat. A support seat is fixed to the other side of the middle part of the upper surface of the operating table, and a hydraulic cylinder B is fixed to the upper surface of the support seat, and a positioning plate is fixed to one end of the hydraulic cylinder B. A plurality of positioning bolts are threaded through the front side of the positioning plate, and the positioning plate is fixed to the middle part of the front side of the U-shaped seat by the positioning bolts.

[0008] Furthermore, a plurality of fixing screw holes are provided on both sides of the upper surface of the operating table near the limiting slide groove, fixing bolts matching the fixing screw holes are threadedly penetrated at the four corners of the upper surface of the I-shaped lower retaining plate, a plurality of fastening screw holes are provided on the upper surface of the retaining frame, and fastening bolts matching the fastening screw holes are threadedly penetrated on the upper surface of the movable sleeve.

[0009] Furthermore, sliding columns adapted to the retaining slide grooves are welded to the middle parts of the upper surface and the lower surface of the U-shaped frame, and the U-shaped frame is slidably connected to the retaining slide grooves via the sliding columns.

[0010] Furthermore, two knob studs are threadedly provided on both sides of the bottom of the two side surfaces of the carrying box, and two mounting screw holes matched with the knob studs are provided on the top of one side of the upper rod.

[0011] The utility model provides a pipe bending device for electric power equipment, which has the following beneficial effects:

[0012] By setting up the carrying box, hydraulic cylinder A and bending assembly, when in use, first open the box cover, and then push the bending assembly upward from the carrying box through the hydraulic cylinder A. At this time, the pipe fitting can be bent by the bending assembly. When not in use, the bending assembly can be recovered into the carrying box through the hydraulic cylinder A, and then the box cover is closed so that the bending assembly is stored in the carrying box. To a large extent, dust can be prevented from adhering to the surface of the bending assembly during non-use, thereby preventing components from being blocked due to dust adhesion. At the same time, the telescopic legs can also be recovered into three-quarters of the carrying box. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the implementation of the utility model or the technical solution in the prior art, the following is a brief introduction to the drawings required for the implementation or the prior art description. Obviously, the drawings described below are only exemplary, and for ordinary technicians in this field, other implementation drawings can be derived from the provided drawings without creative work.

[0014] Figure 1 This is a schematic diagram of the structure of the utility model when not in use;

[0015] Figure 2 It is a schematic diagram of the structure of the utility model when it is used;

[0016] Figure 3 It is a schematic diagram of the structural disassembly of the utility model;

[0017] Figure 4 It is a structural schematic diagram of the bending component of the utility model.

[0018] Indicated in the figure:

[0019] 1. Carrying box;

[0020] 2. telescopic legs; 201. upper rod; 202. extension rod; 203. universal wheels;

[0021] 3. Hydraulic cylinder A;

[0022] 4. Isosceles trapezoidal support plate;

[0023] 5. Bending assembly; 501. Operating table; 502. Cage; 503. Moving sleeve; 504. Upper holding plate; 505. I-shaped lower holding plate; 506. Support roller; 507. Clamping roller; 508. Adjusting screw; 509. U-shaped seat; 5010. Bending roller; 5011. Hydraulic cylinder B; 5012. U-shaped frame;

[0024] 6. Box cover. DETAILED DESCRIPTION

[0025] Exemplary embodiments will be described in detail herein, examples of which are shown in the accompanying drawings. When the following description refers to the drawings, the same numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present disclosure. Instead, they are merely examples of devices consistent with some aspects of the present disclosure as detailed in the appended claims.

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] Embodiment 1:

[0028] like Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, the present embodiment proposes a pipe bending device for electric power equipment, comprising a carrying box 1, slots are provided at the four corners of the inner bottom wall of the carrying box 1, four telescopic legs 2 are inserted into the slots, hydraulic cylinders A3 are fixed on both sides of the inner bottom wall of the carrying box 1, an isosceles trapezoidal support plate 4 is fixed on the top of the hydraulic cylinder A3, and a bending assembly 5 is fixed on the upper surfaces of the two isosceles trapezoidal support plates 4. By setting the carrying box 1, the hydraulic cylinder A3 and the bending assembly 5, when in use, the box cover 6 is first opened, and then the bending assembly is moved by the hydraulic cylinder A3. 5 is pushed upward from the carrying box 1, and the pipe fitting can be bent by the bending assembly 5 at this time. When not in use, the bending assembly 5 can be retracted into the carrying box 1 by the hydraulic cylinder A3, and then the box cover 6 is closed, so that the bending assembly 5 is stored in the carrying box 1, which can largely prevent dust from adhering to the surface of the bending assembly 5 during non-use, thereby preventing the parts from being blocked by dust adhesion. At the same time, the telescopic legs 2 can also be retracted into three-quarters of the carrying box 1, and both sides of the upper surface of the carrying box 1 are rotatably connected with the box cover 6 through hinges.

[0029] like Figure 2 , Figure 3 and Figure 4As shown, the bending assembly 5 includes an operating table 501 fixed to the isosceles trapezoidal support plate 4, a retaining frame 502 is welded to one side of the upper surface of the operating table 501, two movable sleeves 503 are slidably sleeved on the retaining frame 502, an upper retaining plate 504 is welded to the middle of the front of the movable sleeve 503, and an I-shaped lower retaining plate 505 is installed on both sides of the upper surface of the operating table 501, one side of the upper surface of the I-shaped lower retaining plate 505 is rotatably connected to a supporting roller 506, and the top of the supporting roller 506 is rotatably connected to one side of the lower surface of the upper retaining plate 504, a connecting plate is welded to one side of the upper surface of the I-shaped lower retaining plate 505 away from the supporting roller 506, and the top of the connecting plate is fixed to the other side of the lower surface of the upper retaining plate 504, and a retaining groove is provided in the middle of the other side of the lower surface of the upper retaining plate 504 and the middle of the other side of the upper surface of the I-shaped lower retaining plate 505. The interiors of the two retaining grooves are slidably connected to a U-shaped frame 5012, the U-shaped frame 5012 is internally rotatably connected with a clamping roller 507, the middle part of the front face of the connecting plate is threadedly penetrated with an adjusting screw 508, one end of the adjusting screw 508 is rotatably connected to the front face of the U-shaped frame 5012 through a bearing, a limiting slide groove is provided in the middle part of one side of the upper surface of the operating table 501, the internal sliding connection of the limiting slide groove is connected to a limiting slider, a U-shaped seat 509 is fixed to the upper surface of the limiting slider, a bending roller 5010 is rotatably connected to the internal surface of the U-shaped seat 509, a support seat is fixed to the other side of the middle part of the upper surface of the operating table 501, a hydraulic cylinder B5011 is fixed to the upper surface of the support seat, a positioning plate is fixed to one end of the hydraulic cylinder B5011, a plurality of positioning bolts are threadedly penetrated with a front face of the positioning plate, the positioning plate is fixed to the middle part of the front face of the U-shaped seat 509 by the positioning bolts, a handle rod is penetrated at the end of the adjusting screw 508, and the handle rod can facilitate personnel to rotate the adjusting screw 508.

[0030] Embodiment 2:

[0031] The solution in Example 1 is further introduced below in combination with a specific working method, as described below:

[0032] like Figure 1 , Figure 2 and Figure 3 As shown, the telescopic leg 2 includes an upper rod 201 inserted into a slot, an extension rod 202 is inserted inside the upper rod 201, a chassis is fixed to the bottom end of the extension rod 202, a universal wheel 203 is fixed to the lower surface of the chassis, and a plurality of threaded holes distributed in a linear array are opened on one side of the extension rod 202, and a knob bolt matched with the threaded hole is passed through the bottom thread of one side of the upper rod 201. After loosening the knob bolt, the extension rod 202 can be stretched downward to extend it, thereby raising the height of the carrying box 1. After extension, the position of the extension rod 202 can be fixed by tightening the knob bolt.

[0033] like Figure 1 , Figure 2 and Figure 3 As shown, two knob studs are threaded on both sides of the bottom of both sides of the carrying box 1, and two mounting screw holes compatible with the knob studs are opened on the top of one side of the upper rod 201. A screw hole corresponding to the knob stud is also opened at the bottom of one side of the upper rod 201 above the knob bolt. When storing, first loosen the knob stud, then push the upper rod 201 upward to retract it into the carrying box 1, and then tighten the knob stud at the bottom to make it pass into the screw hole, so that the upper rod 201 is retracted to the rear position of the box, and then loosen the knob stud, and then push the extension rod 202 upward to retract it into the upper rod 201. After retracting it, tighten the knob stud to fix the position of the extension rod 202.

[0034] like Figure 4 As shown, a plurality of fixing screw holes are provided on both sides of the upper surface of the operating table 501 near the limiting slide groove, and fixing bolts matching the fixing screw holes are threadedly penetrated at the four corners of the upper surface of the I-shaped lower retaining plate 505, and a plurality of fastening screw holes are provided on the upper surface of the retaining frame 502, and fastening bolts matching the fastening screw holes are threadedly penetrated on the upper surface of the movable sleeve 503. After loosening the fixing bolts and tightening bolts, the position of the I-shaped lower retaining plate 505 and the movable sleeve 503 can be moved left and right. After moving to the position, the fixing bolts and the fastening bolts are tightened again to fix the position of the I-shaped lower retaining plate 505 and the movable sleeve 503.

[0035] like Figure 4 As shown, sliding columns compatible with the retaining groove are welded to the middle of the upper surface and the lower surface of the U-shaped frame 5012. The U-shaped frame 5012 is slidably connected to the retaining groove through the sliding columns. The retaining groove cooperates with the sliding columns to ensure that the U-shaped frame 5012 can only move along the direction of the retaining groove.

[0036] Embodiment 3:

[0037] The schemes in Example 1 and Example 2 are further introduced below in combination with specific working methods, as described below for details:

[0038] Specifically, when the pipe bending device for electric power equipment is working / in use:

[0039] First, open the box cover 6 and fold it to be flush with the carrying box 1. Then start the hydraulic cylinder A3 to push the bending assembly 5 from the carrying box 1 upward and move it to the operating table 501 flush with the top of the carrying box 1. Then insert the pipe to be bent between the support roller 506 and the clamping roller 507, and then turn the adjusting screw 508 to make the clamping roller 507 gradually approach the pipe, and then abut against it to clamp it. At this time, start the hydraulic cylinder B 5011 pushes the bending roller 5010 to gradually press against the pipe fitting to bend it. After the operation is completed, the pipe fitting is removed. When not in use, the hydraulic cylinder A3 is started to move the bending assembly 5 downward and retract it into the carrying box 1. Then the box cover 6 is closed to cover the bending assembly 5 so that it is not exposed. At the same time, the telescopic leg 2 can be retracted into the carrying box 1 to three-quarters of its length after loosening the knob stud. After retracting, the knob stud is tightened. One of the knob studs presses against the outer wall of the upper rod 201, and the other knob stud is screwed into the screw hole at the bottom of one side of the upper rod 201, which is located above the knob bolt.

[0040] The electrical components appearing in this article are all connected to an external main controller and 220V AC power, and the main controller can be a conventional known device that controls a computer, etc. The specific implementation method of the present disclosure omits the detailed description of known functions and known components. To ensure the compatibility of the equipment, the operating methods used are consistent with the parameters of marketed equipment.

[0041] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A pipe bending device for electric power equipment, comprising a carrying box (1), characterized in that: Slots are provided at the four corners of the inner bottom wall of the carrying box (1), and four telescopic legs (2) are inserted into the slots. Hydraulic cylinders A (3) are fixed on both sides of the inner bottom wall of the carrying box (1), and an isosceles trapezoidal support plate (4) is fixed on the top of the hydraulic cylinder A (3). A bending component (5) is fixed to the upper surfaces of the two isosceles trapezoidal support plates (4), and box covers (6) are rotatably connected to both sides of the upper surface of the carrying box (1) via hinges.

2. A pipe bending device for electric power equipment according to claim 1, characterized in that: The telescopic leg (2) comprises an upper rod (201) inserted into a slot, an extension rod (202) inserted into the interior of the upper rod (201), a chassis fixed to the bottom end of the extension rod (202), a universal wheel (203) fixed to the lower surface of the chassis, a plurality of threaded holes distributed in a linear array are opened on one side of the extension rod (202), and a knob bolt matched with the threaded hole is passed through the bottom thread of one side of the upper rod (201).

3. A pipe bending device for electric power equipment according to claim 1, characterized in that: The bending assembly (5) comprises an operating table (501) fixed to an isosceles trapezoidal support plate (4); a retaining frame (502) is welded to one side of the upper surface of the operating table (501); two movable sleeves (503) are provided on the upper sliding sleeve of the retaining frame (502); an upper retaining plate (504) is welded to the middle of the front of the movable sleeve (503); I-shaped lower retaining plates (505) are installed on both sides of the upper surface of the operating table (501); and the upper surface of the I-shaped lower retaining plate (505) is A support roller (506) is rotatably connected to one side of the lower surface of the upper retaining plate (504); a top end of the support roller (506) is rotatably connected to one side of the lower surface of the upper retaining plate (504); a connecting plate is welded to the side of the upper surface of the I-shaped lower retaining plate (505) away from the support roller (506); a top end of the connecting plate is fixed to the other side of the lower surface of the upper retaining plate (504); a retaining slide is provided in the middle of the other side of the lower surface of the upper retaining plate (504) and in the middle of the other side of the upper surface of the I-shaped lower retaining plate (505). The two retaining slide grooves are slidably connected to a U-shaped frame (5012) inside, and the U-shaped frame (5012) is rotatably connected to a clamping roller (507) inside. An adjusting screw (508) is threadedly passed through the middle of the front of the connecting plate, and one end of the adjusting screw (508) is rotatably connected to the front of the U-shaped frame (5012) through a bearing. A limiting slide groove is provided in the middle of one side of the upper surface of the operating table (501), and a limiting slider is slidably connected to the inside of the limiting slide groove. A U-shaped seat (509) is fixed on the upper surface of the positioning slider, and a bending roller (5010) is rotatably connected inside the U-shaped seat (509). A support seat is fixed on the other side of the middle of the upper surface of the operating table (501), and a hydraulic cylinder B (5011) is fixed on the upper surface of the support seat. A positioning plate is fixed to one end of the hydraulic cylinder B (5011), and a plurality of positioning bolts are threadedly penetrated on the front surface of the positioning plate. The positioning plate is fixed to the middle of the front surface of the U-shaped seat (509) by the positioning bolts.

4. A pipe bending device for electric power equipment according to claim 3, characterized in that: The upper surface of the operating table (501) is provided with a plurality of fixing screw holes on both sides close to the limiting slide groove, the four corners of the upper surface of the I-shaped lower retaining plate (505) are threadedly penetrated with fixing bolts matching the fixing screw holes, the upper surface of the retaining frame (502) is provided with a plurality of fastening screw holes, and the upper surface of the movable sleeve (503) is threadedly penetrated with fastening bolts matching the fastening screw holes.

5. The pipe bending device for electric power equipment according to claim 3, characterized in that: Sliding columns adapted to the retaining slide groove are welded to the middle of the upper surface and the lower surface of the U-shaped frame (5012), and the U-shaped frame (5012) is slidably connected to the retaining slide groove via the sliding columns.

6. A pipe bending device for electric power equipment according to claim 2, characterized in that: Two knob studs are threadedly provided on both sides of the bottom of the two side surfaces of the carrying box (1), and two mounting screw holes matching the knob studs are provided on the top of one side of the upper rod (201).

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