Adjustable fire welding hopper suitable for welding space steel truss

Abstract

The utility model provides an adjustable fire receiving bucket suitable for space steel truss welding, which relates to the technical field of building construction safety protection and comprises a conical fire receiving bucket, four connecting lug plates are fixedly connected to the top of the outer surface of the conical fire receiving bucket in an annular array mode, and adjusting supports are rotatably connected to the tops of the connecting lug plates. The rotary seat can rotate in the middle of the connecting lug plate, the swing arm and the supporting arm can swing at multiple angles, the sliding sleeve can slide on the outer surface of the supporting arm, when the height of the fire receiving bucket needs to be adjusted, the sliding sleeve slides to a proper position, then the L-shaped clamping plate is rotated to enable the bottom end of the L-shaped clamping plate to be clamped into the positioning clamping groove, and the rotary knob is fixed and rotated. According to the technical scheme, the transmission screw rod is driven to rotate, so that the top fixing plate and the bottom fixing plate can clamp and fix the space steel truss, the fire receiving bucket is installed and fixed, and therefore the fire receiving bucket can be conveniently fixed to the space steel trusses of different sizes, and the applicability and the installation stability of the fire receiving bucket are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of building construction safety protection, especially applicable to a kind of adjustable fire receiving hopper for space steel truss welding. BACKGROUND

[0002] Space steel truss welding is an important construction process for building large steel structure space system in construction engineering, and a large amount of high-temperature sparks and slag will be generated during the welding process of space steel truss. If these sparks and slag fall randomly, it is easy to cause fire, which poses a serious threat to the safety of the construction site. The fire receiving hopper is a device used to receive these high-temperature sparks and slag. By placing it below the welding point, it effectively prevents the free falling of sparks and slag, thereby reducing the risk of fire.

[0003] The existing adjustable fire receiving hopper for space steel truss welding has the following shortcomings:

[0004] Because the adjustment structure is not flexible enough, it is difficult to adapt to space steel trusses of different sizes and shapes, resulting in problems such as inconvenient installation and unstable fixation of the fire receiving hopper. In addition, the existing device lacks a convenient slag cleaning structure, making it inconvenient to handle and collect the slag, and often requiring manual cleaning, which is inefficient. SUMMARY

[0005] The utility model provides a kind of adjustable fire receiving hopper for space steel truss welding, which is convenient to fix on space steel truss of different sizes by flexible adjustment structure, and has convenient slag cleaning structure, to improve slag handling efficiency, to solve the problems raised in the above background technology.

[0006] To achieve the above purpose, the utility model adopts the following technical scheme: a kind of adjustable fire receiving hopper for space steel truss welding, including conical fire receiving hopper, the outer surface top of the conical fire receiving hopper is fixedly connected with four connecting lug plates in annular array, the top of the connecting lug plate is rotatably connected with adjustment support, the bottom end of the conical fire receiving hopper is fixedly connected with recovery support.

[0007] The adjustment support includes a rotating seat, which is rotatably connected in the middle of the connecting lug plate, the top of the rotating seat is rotatably hinged with a swing arm, the top of the swing arm is rotatably hinged with a support arm, the outer surface of the support arm is slidably sleeved with a sliding sleeve, the top end of the sliding sleeve is fixedly connected with a bottom fixed plate, the inside of the bottom fixed plate is slidably connected with a connecting slide column that penetrates up and down on both sides, the top end of the two connecting slide columns is fixedly connected with a top fixed plate.

[0008] Preferably, the top front side of the top fixed plate is rotationally connected with a knob, the bottom end of the knob penetrates to the bottom of the top fixed plate and is fixedly connected with a transmission screw rod, the outer surface of the transmission screw rod is threadedly connected with a threaded sleeve column, and the threaded sleeve column is fixedly connected to the front middle part of the bottom fixed plate.

[0009] Preferably, the outer surface of the front side of the support arm is provided with a plurality of positioning clamping grooves, the front bottom end of the sliding sleeve is rotationally connected with an L-shaped clamping plate, and the bottom end of the L-shaped clamping plate is clamped in the inside of the positioning clamping groove.

[0010] Preferably, the recovery support frame comprises a support frame, the support frame is fixedly connected to the bottom of the conical fire receiving hopper, and the inner wall bottom end of the support frame is provided with a recovery box.

[0011] Preferably, the inner surface of the support frame is rotationally connected with a rotating baffle on the right side of the front and rear sides, and the rotating baffle is arranged on the right side of the recovery box.

[0012] Preferably, the inner wall of the support frame is fixedly connected with a partition plate above, the partition plate is arranged at the bottom end of the conical fire receiving hopper, the middle part of the partition plate is provided with an up-and-down penetrating slag falling hole, and the slag falling hole and the bottom end of the conical fire receiving hopper are in communication with each other.

[0013] Preferably, the right middle part of the partition plate is provided with a groove, the inner surface of the groove is slidably connected with a pulling column, and the front and rear sides of the pulling column are fixedly connected with connecting sliding rods.

[0014] Preferably, the middle part of the partition plate is provided with a sliding groove, and the two connecting sliding rods are slidably connected to the inside of the front and rear sides of the sliding groove.

[0015] Preferably, the left side of the connecting sliding rod is movably hinged with a rotating pull rod, the left end of the rotating pull rod is movably hinged with a sliding baffle, and the two sliding baffles are slidably connected to the front and rear sides of the middle part of the slag falling hole, respectively.

[0016] Preferably, the opposite faces of the two sliding baffles are provided with recessed holes on the left and right sides, the inner wall of the recessed hole is fixedly connected with a jacking spring, and the end, away from the recessed hole, of the jacking spring is fixedly connected with the inner wall of the sliding groove.

[0017] Due to the adoption of the above technical scheme, the technical progress achieved by the present application relative to the prior art is:

[0018] 1. In the utility model, the rotating seat can rotate in the middle part of the connecting lug plate, and provides a rotating base for the swing arm, the swing arm and the supporting arm are hingedly connected with each other, can realize multi-angle swing, the sliding sleeve can slide on the outer surface of the supporting arm, when it is necessary to adjust the height of the fire receiving pot, slide the sliding sleeve to the appropriate position, then rotate the L-shaped clamping plate to make the bottom end clamped into the positioning clamping groove, realize fixing, rotate the knob, drive the transmission screw to rotate, through the threaded cooperation with the threaded sleeve column, make the top fixed plate and the bottom fixed plate produce relative movement, thereby can clamp and fix the space steel truss, realize the installation and fixing of the fire receiving pot, thereby can conveniently fix the fire receiving pot on the space steel truss of different size, improve the applicability and the stability of installation of the fire receiving pot.

[0019] 2. In the utility model, the high-temperature sparks and slag generated by welding fall into the conical fire receiving pot, when it is necessary to clean the welding slag, pull the pulling column, the connecting slide rod is driven to slide in the sliding groove by the pulling column, the connecting slide rod drives the sliding baffle to slide from the middle part of the slag falling hole to both sides through the rotating pull rod, make the welding slag enter the recycling box through the slag falling hole, open the rotating baffle, and the welding slag can be conveniently taken out and cleaned in the recycling box, and after the pulling column is loosened, the top pressing spring rebounds, the sliding baffle resets and closes the slag falling hole, the structure solves the inconvenience of the existing fire receiving pot when processing the collected welding slag, often needs manual cleaning, and the problem of low efficiency, improves the convenience and efficiency of the welding slag processing. DRAWINGS

[0020] Figure 1 It is a structure schematic view of the utility model of the adjustable fire receiving pot suitable for space steel truss welding.

[0021] Figure 2 It is a structure schematic view of the adjusting support of the utility model.

[0022] Figure 3 It is an enlarged structure schematic view of the L-shaped clamping plate of the utility model.

[0023] Figure 4 It is a structure schematic view of the recycling support of the utility model.

[0024] Figure 5 It is a sectional structure schematic view of the partition plate of the utility model.

[0025] Legend: 1, conical firepot; 2, connecting lug plate; 3, adjusting support; 31, rotating seat; 32, swing arm; 33, supporting arm; 331, positioning clamping groove; 34, sliding sleeve; 341, L-shaped clamping plate; 35, bottom fixed plate; 36, connecting slide column; 37, top fixed plate; 38, knob; 39, transmission screw; 310, threaded sleeve column; 4, recycling support; 41, supporting frame; 42, recycling box; 43, rotating baffle; 44, partition plate; 45, slag hole; 46, groove; 47, pulling column; 48, connecting slide rod; 49, rotating pull rod; 410, sliding baffle; 411, recess; 412, tightening spring. DETAILED DESCRIPTION

[0026] In order to enable the above-mentioned purposes, features and advantages of the present application to be more clearly understood, the present application will be further described below with reference to the drawings and embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0027] In the following description, many specific details are set forth in order to provide a thorough understanding of the present application, but the present application can also be practiced without the specific details, which are different from the description, and therefore, the present application is not limited to the specific embodiments disclosed in the following description.

[0028] Embodiment 1: as Figure 1 , Figure 2 and Figure 3As shown, the utility model provides a technical scheme: including conical fire receiving hopper 1, four connecting lug plates 2 are fixedly connected to the top annular array of the outer surface of conical fire receiving hopper 1, the top of connecting lug plate 2 is rotatably connected with adjusting support 3, the bottom of conical fire receiving hopper 1 is fixedly connected with recovery support 4, adjusting support 3 includes rotating seat 31, rotating seat 31 is rotatably clamped in the middle part of connecting lug plate 2, the top of rotating seat 31 is rotatably hinged with swing arm 32, the top of swing arm 32 is rotatably hinged with support arm 33, the outer surface of support arm 33 is slidably sleeved with sliding sleeve 34, the top of sliding sleeve 34 is fixedly connected with bottom fixed plate 35, the inside of bottom fixed plate 35 is slidably connected with up and down through connection slide post 36 on the left and right sides of front, the top of two connection slide posts 36 is fixedly connected with a top fixed plate 37, the middle part of the opposite surface of bottom fixed plate 35 and top fixed plate 37 is provided with arc slot, can be adapted to the clamping fixation of circular space steel truss, the top front side of top fixed plate 37 is rotatably connected with knob 38, the bottom of knob 38 is penetrated to the bottom of top fixed plate 37 and is fixedly connected with transmission screw 39, the outer surface of transmission screw 39 is threadedly connected with threaded sleeve column 310, threaded sleeve column 310 is fixedly connected in the middle part of the front side of bottom fixed plate 35, the outer surface front side of support arm 33 is provided with a plurality of positioning clamping grooves 331, the front bottom end of sliding sleeve 34 is rotatably connected with L-shaped clamping plate 341, the bottom of L-shaped clamping plate 341 is clamped in the inside of positioning clamping groove 331;

[0029] The effect reached by the whole embodiment 1 is: through the cooperative work of the components of adjusting support 3, the convenient installation and stable fixation of fire receiving hopper on different space steel trusses can be realized, rotating seat 31 is rotatable in the middle part of connecting lug plate 2, the direction of swing arm 32 can be changed, so that the fire receiving hopper can adapt to the installation environment of different angles, the hinged design of swing arm 32 and support arm 33 further expands the range of adjusting angle, when the height of fire receiving hopper needs to be adjusted, sliding sleeve 34 is slid along the outer surface of support arm 33, after adjusting to the appropriate height, L-shaped clamping plate 341 is rotated so that its bottom is clamped into positioning clamping groove 331, realizing the preliminary fixation of height, after top fixed plate 37 and bottom fixed plate 35 are placed on the upper and lower sides of space steel truss, knob 38 is rotated, knob 38 drives transmission screw 39 to rotate, since transmission screw 39 is threadedly matched with threaded sleeve column 310, and bottom fixed plate 35 is connected with top fixed plate 37 through connection slide post 36, the relative movement of top fixed plate 37 and bottom fixed plate 35 is generated, so that space steel truss is clamped and fixed, the arc slot in the middle part of the opposite surface of bottom fixed plate 35 and top fixed plate 37 can better fit the circular space steel truss, improving the stability of clamping, this flexible adjusting structure greatly improves the applicability of fire receiving hopper, facilitating the construction personnel to install on space steel trusses of different sizes and shapes, ensuring that fire receiving hopper stably receives sparks and slag during the welding process.

[0030] Embodiment 2: as Figure 4 and Figure 5 The utility model provides a technical scheme: recovery support 4 includes support frame 41, support frame 41 fixedly connected at the bottom of conical firepot 1, the inner wall bottom end of support frame 41 is provided with recovery box 42, the inner surface of support frame 41 both sides right of front and back is rotatably connected with rotary baffle 43, rotary baffle 43 sets up the right side of recovery box 42, support frame 41's inner wall top is fixedly connected with partition plate 44, partition plate 44 sets up at the bottom of conical firepot 1, the middle part of partition plate 44 is provided with the falling slag hole 45 that penetrates up and down, and the bottom of conical firepot 1 is communicated with the falling slag hole 45, the recess 46 of the right side middle part of partition plate 44 is seted up, the inner surface of recess 46 is slidably connected with pull column 47, and the front and back of pull column 47 is fixed with the connecting slide bar 48, and the middle part of partition plate 44 is provided with sliding groove, and the inside front and back of sliding groove is slidably connected with two connecting slide bars 48, and the left side swing joint of connecting slide bar 48 is rotatably connected with rotating pull rod 49, and the left end swing joint of rotating pull rod 49 is rotatably connected with sliding baffle 410, and the two sliding baffles 410 are slidably connected in the middle part of the front and back of falling slag hole 45, and the opposite face of two sliding baffles 410 both sides right and left is provided with recess 411, and the inner wall of recess 411 is fixedly connected with tight spring 412, and the end of tight spring 412 away from recess 411 is fixedly connected with the inner wall of sliding groove;

[0031] Its whole embodiment 2 reaches the effect for: recovery support 4 can realize efficient and convenient welding slag collection and cleaning, and the high temperature spark and slag produced in welding first fall into conical firepot 1, when needing to clean welding slag, pull column 47 is pulled, pull column 47 slides in recess 46, and connecting slide bar 48 is slid in the sliding groove in the middle part of partition plate 44, and connecting slide bar 48 drives sliding baffle 410 to slide apart from the middle of falling slag hole 45 to both sides through rotating pull rod 49, at this moment, the welding slag in conical firepot 1 enters recovery box 42 through falling slag hole 45, when cleaning recovery box 42, open rotary baffle 43 rotatably connected in the right of the inner surface of support frame 41 both sides front and back, can conveniently take out recovery box 42 to clean, after cleaning, loosen pull column 47, tight spring 412 rebounds, and push sliding baffle 410 reset and close falling slag hole 45, solve the problem that manual cleaning is inconvenient and low in efficiency when existing firepot handles the welding slag collected, greatly improve the convenience and efficiency of welding slag handling, reduce the work load of construction personnel, also reduce the security risk that possibly brings because of welding slag cleaning not in time.

[0032] The working principle of the whole device is as follows: before the welding operation of the space steel truss, the construction personnel adjusts the support 3 to install and adjust the connecting firepot according to the shape, size and position of the space steel truss, first rotates the swing arm 32 and the supporting arm 33 on the connecting lug plate 2 by rotating the seat 31, adjusts the angle, then adjusts the height by sliding the sliding sleeve 34, and fixes the height by clamping the L-shaped clamping plate 341 into the positioning clamping groove 331, places the top fixed plate 37 and the bottom fixed plate 35 on the upper and lower sides of the space steel truss, rotates the knob 38, clamps the space steel truss by the top fixed plate 37 and the bottom fixed plate 35, completes the installation and fixation of the connecting firepot, and in the welding process, the high-temperature sparks and slag generated fall into the conical connecting firepot 1, when the welding slag needs to be cleaned, the pulling column 47 is pulled to open the sliding baffle 410, so that the welding slag falls into the recycling box 42, after the recycling box 42 is cleaned, the pulling column 47 is loosened to reset the sliding baffle 410, the whole device is flexibly installed through the adjusting support 3, and the welding slag is efficiently collected and cleaned through the recycling support 4, so that safe and convenient protection measures are provided for the welding construction of the space steel truss.

[0033] The above is only a preferred embodiment of the present application, and is not intended to limit the present application in other forms. Any skilled person in the art can modify or change the above disclosed technical content to equivalent embodiments applied to other fields, but any simple modification, equivalent change and modification of the above embodiments according to the technical essence of the present application still belong to the protection scope of the present application technical scheme.

Claims

1. An adjustable fire-receiving hopper suitable for welding space steel trusses, characterized in that: It includes a conical fire-receiving bucket (1), with four connecting ear plates (2) fixedly connected in a ring array on the top of the outer surface of the conical fire-receiving bucket (1), an adjusting bracket (3) rotatably connected to the top of the connecting ear plates (2), and a recycling bracket (4) fixedly connected to the bottom of the conical fire-receiving bucket (1). The adjusting bracket (3) includes a rotating seat (31), which is rotatably engaged in the middle of the connecting ear plate (2). A swing arm (32) is rotatably hinged to the top of the rotating seat (31), and a support arm (33) is rotatably hinged to the top of the swing arm (32). A sliding sleeve (34) is slidably sleeved on the outer surface of the support arm (33). A bottom fixing plate (35) is fixedly connected to the top of the sliding sleeve (34). A connecting sliding column (36) is slidably connected to the left and right sides of the front of the bottom fixing plate (35). A top fixing plate (37) is fixedly connected to the top of the two connecting sliding columns (36).

2. The adjustable fire-receiving hopper for welding space steel trusses according to claim 1, characterized in that: A knob (38) is rotatably connected to the top front side of the top fixing plate (37). The bottom end of the knob (38) extends through to the bottom of the top fixing plate (37) and is fixedly connected to a transmission screw (39). A threaded sleeve (310) is threadedly connected to the outer surface of the transmission screw (39). The threaded sleeve (310) is fixedly connected to the middle of the front side of the bottom fixing plate (35).

3. The adjustable fire-receiving hopper for welding space steel trusses according to claim 1, characterized in that: The front side of the outer surface of the support arm (33) is provided with several positioning slots (331), and the bottom front side of the sliding sleeve (34) is rotatably connected to an L-shaped card plate (341), the bottom end of which is engaged inside the positioning slot (331).

4. The adjustable fire-receiving hopper for welding space steel trusses according to claim 1, characterized in that: The recycling bracket (4) includes a support frame (41), which is fixedly connected to the bottom of the conical fire-receiving hopper (1), and a recycling box (42) is provided at the bottom of the inner wall of the support frame (41).

5. An adjustable fire-receiving hopper suitable for welding space steel trusses according to claim 4, characterized in that: Rotating baffles (43) are rotatably connected to the right side of both the front and rear sides of the inner surface of the support frame (41), and the rotating baffles (43) are located on the right side of the recycling bin (42).

6. An adjustable fire-receiving hopper suitable for welding space steel trusses according to claim 5, characterized in that: A partition plate (44) is fixedly connected to the upper part of the inner wall of the support frame (41). The partition plate (44) is set at the bottom of the conical fire-receiving hopper (1). A slag discharge hole (45) is opened in the middle of the partition plate (44) and is connected to the bottom of the conical fire-receiving hopper (1).

7. An adjustable fire-receiving hopper suitable for welding space steel trusses according to claim 6, characterized in that: The partition plate (44) has a groove (46) in the middle of the right side. A pull column (47) is slidably connected to the inner surface of the groove (46). A connecting slide rod (48) is fixed on both the front and rear sides of the pull column (47).

8. An adjustable fire-receiving hopper for welding space steel trusses according to claim 7, characterized in that: The partition plate (44) has a sliding groove in the middle, and the two connecting rods (48) are slidably connected to the front and rear sides inside the sliding groove.

9. An adjustable fire-receiving hopper suitable for welding space steel trusses according to claim 8, characterized in that: The left side of the connecting slide rod (48) is movably hinged to a rotating pull rod (49), and the left end of the rotating pull rod (49) is movably hinged to a sliding baffle (410). The two sliding baffles (410) are respectively slidably connected to the front and rear sides of the middle part of the slag hole (45).

10. An adjustable fire-receiving hopper for welding space steel trusses according to claim 9, characterized in that: The two sliding baffles (410) have recessed holes (411) on their opposite sides. A tightening spring (412) is fixedly connected to the inner wall of the recessed hole (411). The end of the tightening spring (412) away from the recessed hole (411) is fixedly connected to the inner wall of the sliding groove.

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