PVC pipeline flaring device

Abstract

The utility model discloses a PVC (polyvinyl chloride) pipeline flaring device, which belongs to the technical field of PVC pipelines, and adopts the technical scheme that the PVC pipeline flaring device comprises a bottom plate, an electric heating ring is arranged at the top of the bottom plate, a smoke removal mechanism is arranged at the top of the bottom plate, clamping plates are arranged on two sides of the front side of the top of the bottom plate, and a smoke removal cover is arranged at the top of the bottom plate; the smoke removal mechanism comprises a ventilation cover, a filter element, a ventilation cylinder and a suction fan, the suction fan is fixedly connected to the interior of the smoke removal hood, the bottom of the ventilation cylinder is fixedly communicated with the top of the smoke removal hood, the filter element is placed in the ventilation cylinder, and the surface of the ventilation cover is in threaded connection with the surface of the ventilation cylinder; the problems that an existing part of PVC pipeline flaring devices are not provided with smoke removal structures, in the PVC pipeline heating and flaring process, when the temperature rises to a certain degree, PVC materials can be thermally decomposed to form harmful smoke, the harmful smoke is diffused, and the harmful smoke is easily inhaled into the body of a worker and harms the body health are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to PVC pipeline technical field, especially a kind of PVC pipeline flaring device. BACKGROUND

[0002] PVC pipeline flaring is a kind of processing to the end of PVC pipeline, to make its port diameter expand, after flaring, PVC pipeline can be conveniently connected with other pipe fittings during pipeline system installation.

[0003] The existing flaring device generally adopts multi-cavity structure, first heating and then flaring, PVC pipeline is prone to deformation such as diameter shrinkage when heating, which causes deviation when interfacing with the flaring device, affecting the smooth flaring.

[0004] The existing patent (announcement number: CN215040251U) a kind of PVC pipeline flaring device, the utility model simple structure, convenient to use, PVC pipe can be rotated when heating, and there is heating column to form support inside, avoid the deformation of PVC pipe opening, to successfully complete flaring.

[0005] For the above problems, the existing patent provides a solution, but some of the existing PVC pipeline flaring devices do not have a smoke removal structure, during the heating and flaring of PVC pipeline, when the temperature rises to a certain extent, the PVC material will decompose and form harmful smoke, which is easily inhaled by workers and harmful to their health.

[0006] Therefore, a PVC pipeline flaring device is proposed. UTILITY MODEL CONTENT

[0007] The utility model aims to provide a PVC pipeline flaring device that can solve the problem of some existing PVC pipeline flaring devices not having a smoke removal structure, during the heating and flaring of PVC pipeline, when the temperature rises to a certain extent, the PVC material will decompose and form harmful smoke, which is easily inhaled by workers and harmful to their health.

[0008] To achieve the above purpose, the utility model provides the following technical scheme: a PVC pipeline flaring device, comprising a bottom plate, an electric heating ring is arranged on the top of the bottom plate, a smoke removal mechanism is arranged on the top of the bottom plate, clamping plates are arranged on both sides of the front top of the bottom plate, and a smoke removal cover is arranged on the top of the bottom plate.

[0009] The smoke removal mechanism comprises a breathable cover, a filter element, a breathable cylinder and a suction fan, the suction fan is fixedly connected to the inside of the smoke removal cover, the bottom of the breathable cylinder is fixedly communicated with the top of the smoke removal cover, the filter element is placed in the breathable cylinder, and the surface of the breathable cover is threadedly connected with the surface of the breathable cylinder.

[0010] Preferably, the inside of the filter core is provided with a groove, and the inner wall of the groove is fixedly connected with a pull rod.

[0011] Preferably, the top of the bottom plate is fixedly connected with a support, the inside of the support is provided with a through hole, and the surface of the smoke removal cover is fixedly connected with the inner wall of the through hole.

[0012] Preferably, the top of the bottom plate is fixedly connected with a support, the inside of the support is provided with a through hole, and the surface of the smoke removal cover is fixedly connected with the inner wall of the through hole.

[0013] Preferably, the top of the bottom plate is provided with a flaring mechanism, the flaring mechanism comprises a threaded rod, a threaded column and a flaring head, the front side of the threaded column is fixedly connected with the rear side of the flaring head, and the rear side of the threaded column extends into the inside of the threaded rod and is in threaded connection with the inside of the threaded rod.

[0014] Preferably, the rear side of the top of the bottom plate is fixedly connected with a fixed ring, and the threaded rod is in threaded connection in the inside of the fixed ring.

[0015] Preferably, the top of the threaded rod is fixedly connected with a fixed block, and the rear side of the fixed block is rotatably connected with a crank handle.

[0016] Preferably, the bottom of the bottom plate is fixedly connected with a support block at four corners, the material of the support block is cast iron, and the top of the bottom plate is fixedly connected with an asbestos heat shield.

[0017] Compared with the prior art, the present application has the following beneficial effects:

[0018] 1. The smoke generated during the heating and flaring of the PVC pipeline can be removed by controlling the operation of the air suction fan, and then filtered by the filter core in the air cylinder, so that the harmful smoke can be avoided to cause physical harm to the workers.

[0019] 2. The flaring head can be removed and replaced by rotating the flaring head, so that different sizes of flaring heads can be used to flare the PVC pipelines with different diameters. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is a whole structure diagram of the PVC pipeline flaring device of the present application.

[0021] Figure 2 It is a three-dimensional connection schematic diagram of the threaded rod and the fixed ring in the present application.

[0022] Figure 3It is the three-dimensional exploded schematic view of the filter core and the air permeable cylinder in the utility model;

[0023] Figure 4 It is the three-dimensional exploded schematic view of the threaded rod and the threaded column in the utility model;

[0024] Figure 5 It is the three-dimensional structure schematic view of the filter core in the utility model;

[0025] Figure 6 It is the three-dimensional structure schematic view of the support in the utility model;

[0026] Figure 7 It is the three-dimensional connection schematic view of the fixed plate and the electric telescopic rod in the utility model.

[0027] In the drawing, 1, bottom plate; 2, fixed plate; 3, support; 4, smoke removal cover; 5, smoke removal mechanism; 501, air permeable cover; 502, filter core; 503, air permeable cylinder; 504, air suction fan; 6, asbestos heat shield; 7, fixed ring; 8, flaring mechanism; 801, threaded rod; 802, threaded column; 803, flaring head; 9, electric heating ring; 10, support block; 11, crank handle; 12, fixed block; 13, recess; 14, pull rod; 15, through hole; 16, clamping plate; 17, non-slip pad; 18, electric telescopic rod. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0029] Please refer to Figures 1-7 The utility model provides technical schemes:

[0030] A PVC pipe flaring device, including bottom plate 1, the top of bottom plate 1 is provided with electric heating ring 9, the top of bottom plate 1 is provided with smoke removal mechanism 5, the both sides of the top front side of bottom plate 1 are provided with clamping plate 16, and the top of bottom plate 1 is provided with smoke removal cover 4;

[0031] Smoke removal mechanism 5 includes air permeable cover 501, filter core 502, air permeable cylinder 503 and air suction fan 504, air suction fan 504 is fixedly connected in the inside of smoke removal cover 4, the bottom of air permeable cylinder 503 is fixedly communicated with the top of smoke removal cover 4, filter core 502 is placed in the inside of air permeable cylinder 503, and the surface of air permeable cover 501 is screw-connected with the surface of air permeable cylinder 503.

[0032] Specifically, as Figure 5As shown, the inside of the filter core 502 is provided with a groove 13, and the inner wall of the groove 13 is fixedly connected with a pull rod 14.

[0033] Specifically, as shown in Figure 1 and Figure 6 As shown, the top of the bottom plate 1 is fixedly connected with a support 3, the inside of the support 3 is provided with a through hole 15, and the surface of the smoke cover 4 is fixedly connected with the inner wall of the through hole 15.

[0034] Specifically, as shown in Figure 1 and Figure 7 As shown, the top of the bottom plate 1 is fixedly connected with a support 3, the inside of the support 3 is provided with a through hole 15, and the surface of the smoke cover 4 is fixedly connected with the inner wall of the through hole 15.

[0035] In this embodiment: when the flared head 803 after heating is used to heat and flare the PVC pipe, the suction fan 504 is controlled to work, and the suction fan 504 can suck the smoke generated when the PVC pipe is heated and flared to the inside of the air permeable cylinder 503 through the smoke cover 4, and then the smoke is filtered through the filter core 502 and discharged from the air permeable cylinder 503 through the air permeable cover 501. By screwing the air permeable cover 501 and the air permeable cylinder 503, the air permeable cover 501 and the air permeable cylinder 503 can be separated, and the filter core 502 can be pulled out from the inside of the air permeable cylinder 503 by holding the pull rod 14. Then, the PVC pipe to be flared is moved between the two clamping plates 16, and then the two electric telescopic rods 18 are controlled to extend at the same time. At this time, the PVC pipe is clamped by the anti-skid pad 17, so that the axis of the PVC pipe is in the same straight line as the axis of the flared head 803, which facilitates subsequent flaring work.

[0036] Specifically, as shown in Figure 4 As shown, the top of the bottom plate 1 is provided with a flaring mechanism 8, the flaring mechanism 8 comprises a threaded rod 801, a threaded column 802 and a flared head 803, the front side of the threaded column 802 is fixedly connected with the rear side of the flared head 803, and the rear side of the threaded column 802 extends into the inside of the threaded rod 801 and is screwedly connected with the inside of the threaded rod 801.

[0037] Specifically, as shown in Figure 1 As shown, the rear side of the top of the bottom plate 1 is fixedly connected with a fixed ring 7, and the threaded rod 801 is screwedly connected in the inside of the fixed ring 7.

[0038] Specifically, as shown in Figure 4 As shown, the top of the threaded rod 801 is fixedly connected with a fixed block 12, and the rear side of the fixed block 12 is rotatably connected with a crank 11.

[0039] Specifically, as shown inFigure 1 As shown, the four corners of the bottom of the bottom plate 1 are fixedly connected with support blocks 10 made of cast iron, and the top of the bottom plate 1 is fixedly connected with an asbestos heat shield 6.

[0040] In this embodiment: after the control of the electric heating ring 9 to heat the flaring head 803, the handheld crank 11 is rotated, so that the threaded rod 801 is rotated, and the threaded rod 801 is connected with the fixed ring 7 through the threaded connection, so that the threaded rod 801 moves forward when the threaded rod 801 rotates, so that the heated flaring head 803 moves to the inside of the PVC pipe, and the heated flaring head 803 can heat and flare the PVC pipe, the asbestos heat shield 6 is used to insulate the electric heating ring 9 to avoid accidental burns of the staff, and the cast iron support block 10 can support the bottom plate 1 and increase the weight of the bottom plate 1, so that the bottom plate 1 is placed more stably.

[0041] Working principle: the PVC pipe to be flared is moved to the side between the two clamping plates 16, and then the extension ends of the two electric telescopic rods 18 are extended at the same time, so that the PVC pipe is clamped by the non-slip pad 17, the axis of the PVC pipe is in the same straight line as the axis of the flaring head 803, and then the electric heating ring 9 is controlled to work to heat the flaring head 803, and then the handheld crank 11 is rotated, so that the threaded rod 801 is rotated, and the threaded rod 801 is connected with the fixed ring 7 through the threaded connection, so that the threaded rod 801 moves forward when the threaded rod 801 rotates, so that the heated flaring head 803 moves to the inside of the PVC pipe, and the heated flaring head 803 can heat and flare the PVC pipe, the surface of the flaring head 803 is coated with a high-temperature-resistant anti-sticking coating, so that the flaring head 803 is prevented from sticking to the PVC pipe when rotating, and then the air suction fan 504 is controlled to work, so that the smoke generated during the heating and flaring of the PVC pipe is sucked into the filter core 502 in the air-permeable cylinder 503 for filtering harmful substances, and then discharged through the air-permeable cover 501, avoiding the problem that some existing devices for flaring the PVC pipe do not have a smoke removal structure, and when the temperature rises to a certain extent during the heating and flaring of the PVC pipe, the PVC material will decompose to form harmful smoke, which is easy to be inhaled by the staff and harm the health, and after the flaring head 803 is cooled, the threaded column 802 is separated from the threaded rod 801 by rotating the flaring head 803, different flaring heads 803 of different thicknesses are replaced, and different diameters of PVC pipes are conveniently applicable, the asbestos heat shield 6 is used to insulate the electric heating ring 9 to avoid accidental burns of the staff, and the cast iron support block 10 can support the bottom plate 1 and increase the weight of the bottom plate 1, so that the bottom plate 1 is placed more stably, it should be noted that the electric heating ring 9 is a mature technology that has been disclosed, and will not be described here.

[0042] The above merely describes the preferred embodiments of the present application and is not intended to limit the present application, and any modification, equivalent replacement and improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A PVC pipe flaring device comprising a base plate (1) characterised in that: The top of the bottom plate (1) is provided with an electric heating ring (9), the top of the bottom plate (1) is provided with a smoke removing mechanism (5), both sides of the front side of the top of the bottom plate (1) are provided with clamping plates (16), and the top of the bottom plate (1) is provided with a smoke removing cover (4). The smoke removing mechanism (5) comprises a breathable cover (501), a filter core (502), a breathable cylinder (503) and a suction fan (504), the suction fan (504) is fixedly connected to the inside of the smoke removing cover (4), the bottom of the breathable cylinder (503) is fixedly communicated with the top of the smoke removing cover (4), the filter core (502) is placed in the inside of the breathable cylinder (503), and the surface of the breathable cover (501) is threadedly connected with the surface of the breathable cylinder (503).

2. A PVC pipe flaring device as defined in claim 1, wherein: The inside of the filter core (502) is provided with a groove (13), and the inner wall of the groove (13) is fixedly connected with a pull rod (14).

3. A PVC pipe flaring device as defined in claim 1 wherein: The top of the bottom plate (1) is fixedly connected with a support (3), the inside of the support (3) is provided with a through hole (15), and the surface of the smoke removing cover (4) is fixedly connected with the inner wall of the through hole (15).

4. The PVC pipe flaring device of claim 1, wherein: The top of the bottom plate (1) is fixedly connected with a support (3), the inside of the support (3) is provided with a through hole (15), and the surface of the smoke removing cover (4) is fixedly connected with the inner wall of the through hole (15).

5. The PVC pipe flaring device of claim 1, wherein: The top of the bottom plate (1) is provided with an expanding mechanism (8), the expanding mechanism (8) comprises a threaded rod (801), a threaded column (802) and an expanding head (803), the front side of the threaded column (802) is fixedly connected with the rear side of the expanding head (803), and the rear side of the threaded column (802) extends into the inside of the threaded rod (801) and is threadedly connected with the inside of the threaded rod (801).

6. A PVC pipe flaring device as defined in claim 5, wherein: The rear side of the top of the bottom plate (1) is fixedly connected with a fixed ring (7), and the threaded rod (801) is threadedly connected in the inside of the fixed ring (7).

7. A PVC pipe flaring device as defined in claim 5 wherein: The top of the threaded rod (801) is fixedly connected with a fixed block (12), and the rear side of the fixed block (12) is rotatably connected with a crank handle (11).

8. The PVC pipe flaring device of claim 1, wherein: The bottom of the bottom plate (1) is fixedly connected with support blocks (10) at four corners, the material of the support blocks (10) is cast iron, and the top of the bottom plate (1) is fixedly connected with an asbestos heat shield (6).

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