Gas pipe clamping and pressing connector

Abstract

The utility model provides a fuel gas pipe clamping and pressing connector, and relates to the technical field of pipe fitting connection, the fuel gas pipe clamping and pressing connector comprises a corrugated pipe, a screw connector, an extrusion part and a clamping and pressing assembly, the clamping and pressing assembly comprises a first half cylinder and a second half cylinder which are detachably connected, the first half cylinder and the second half cylinder can be combined to form a through groove, an extrusion table is fixedly arranged in the through groove, and the first half cylinder and the second half cylinder are detachably connected. The corrugated pipe can be placed on the left side of the interior of the through groove and matched with the extrusion table in a clamped mode, the screw connector can be inserted into the right side of the interior of the through groove in a threaded mode, the extrusion piece can be placed between the extrusion table and the screw connector, the extrusion piece can abut against the extrusion table, the extrusion piece is hollow, and the screw connector can be inserted into the through groove in a threaded mode. The first half cylinder and the second half cylinder are each provided with a clamping piece, and the clamping pieces are used for clamping and fixing the corrugated pipe. According to the device, the clamping and pressing assembly is arranged, so that clamping and pressing and sealing connection of the corrugated pipe and the screw joint can be realized without using a wave beating device.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of pipe connection, in particular to a gas pipe clamp connector. BACKGROUND

[0002] Pipe joint is an important component for connecting pipes and elements in the pipeline system, which has the function of being detachable, and is particularly crucial in gas delivery. It is mainly used to connect the gas inlet of the gas stove with the gas delivery hose to ensure the safe delivery of gas. If the sealing performance of the pipe joint is insufficient, gas leakage may occur, which may cause serious safety accidents. Therefore, the sealing performance and reliability of the pipe joint are very high.

[0003] At present, the installation of the gas pipe joint usually requires the use of a wave flattening device to flatten the corrugated pipe for the installation and sealing of the joint. However, if there is no wave flattening device, the corrugated pipe cannot be effectively pressed by the joint itself, and reliable sealing connection cannot be achieved. SUMMARY

[0004] The purpose of the embodiments of the present application is to provide a gas pipe clamp connector which can solve the technical problem that if there is no wave flattening device, the corrugated pipe cannot be effectively pressed by the joint itself, and reliable sealing connection cannot be achieved.

[0005] The embodiments of the present application provide a gas pipe clamp connector, which comprises a corrugated pipe, a screw joint, an extrusion piece and a clamp assembly. The clamp assembly comprises a first half cylinder and a second half cylinder which are detachably connected. The first half cylinder and the second half cylinder can be combined to form a through groove. An extrusion table is fixedly arranged in the through groove. The corrugated pipe can be placed on the left side of the inside of the through groove and is clamped and matched with the extrusion table. The screw joint can be screwed into the right side of the inside of the through groove. The extrusion piece can be placed between the extrusion table and the screw joint, and the extrusion piece can abut against the extrusion table. The extrusion piece is hollow. A clamping piece is arranged on the first half cylinder and the second half cylinder. The clamping piece is used to clamp and fix the corrugated pipe.

[0006] The clamping piece comprises a mounting cylinder, an elastic piece and a clamping block. The mounting cylinder is fixedly arranged in the through groove. One end of the clamping block is mounted in the mounting cylinder through the elastic piece, and the other end of the clamping block can extend out of the mounting cylinder and abut against the corrugated pipe. A transmission assembly is arranged on the first half cylinder and the second half cylinder. The transmission assembly is used to drive the clamping block to extend out of or retract into the mounting cylinder.

[0007] The transmission assembly comprises a mounting ring, a transmission screw, a sliding rod and a connecting rope, the transmission screw is rotationally arranged on the first half cylinder and the second half cylinder through a bearing, the sliding rod is fixedly arranged on the first half cylinder and the second half cylinder, the mounting ring is threadedly sleeved on the transmission screw and slidably sleeved on the sliding rod, one end of the connecting rope is connected with one end of the clamping block, and the other end of the connecting rope is connected with the mounting ring.

[0008] The first half cylinder and the second half cylinder are both provided with a pulley, and the connecting rope passes through the pulley.

[0009] The transmission screw is fixedly provided with a handle.

[0010] The clamping pieces are evenly distributed in the through slot.

[0011] The first half cylinder is fixedly provided with a first connecting plate, and the second half cylinder is fixedly provided with a second connecting plate, and the first connecting plate and the second connecting plate are connected through bolts.

[0012] The screw joint is fixedly sleeved with a nut.

[0013] The utility model discloses a beneficial effect:

[0014] The utility model provides a kind of gas pipe clamp joint, when using, corrugated pipe, extrusion piece are placed between first half cylinder and second half cylinder, then first half cylinder and second half cylinder are connected, and make corrugated pipe clamp connection on extrusion platform, then the screw joint is inserted into through slot from the right side of through slot, and extrusion piece is moved in the process of rotating and moving by screw joint, until extrusion piece extrusion deformation and fix corrugated pipe opening on extrusion platform in corrugated pipe opening, to realize the clamp pressure and sealed connection of corrugated pipe and screw joint;The device is connected by setting clamp pressure component, and the clamp pressure and sealed connection of corrugated pipe and screw joint can be realized without using puncher, and corrugated pipe is extruded on extrusion platform in through slot, and screw joint pushes extrusion piece to further extrude corrugated pipe, realizes the double sealing mechanism of "extrusion platform fixed+dynamic thread extrusion", effectively prevent gas leakage;The device is fixed by setting clamping piece, avoids displacement of corrugated pipe due to vibration or pressure change, and improves fixed reliability. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the embodiments. It should be understood that the following drawings only show some of the embodiments of the present application, and therefore should not be regarded as limiting the scope, and for those skilled in the art, other related drawings can also be obtained without creative labor.

[0016] Fig. 1 is a sectional view of the overall front structure in some embodiments of the present application;

[0017] Fig. 2 is an exploded schematic view of the overall front structure in some embodiments of the present application;

[0018] Fig. 3 is a schematic view of the overall side structure in some embodiments of the present application.

[0019] The reference signs are as follows:

[0020] 1, corrugated pipe;

[0021] 2, screw joint; 21, nut;

[0022] 3, extrusion piece;

[0023] 4, clamping assembly; 41, first half cylinder; 42, second half cylinder; 43, through slot; 44, extrusion table; 45, pulley; 46, first connecting plate; 47, second connecting plate;

[0024] 5, clamping piece; 51, mounting cylinder; 52, elastic piece; 53, clamping block;

[0025] 6, transmission assembly; 61, mounting ring; 62, transmission screw; 63, sliding rod; 64, connecting rope; 65, handle. DETAILED DESCRIPTION

[0026] In order to make the purpose, technical solutions and advantages of the embodiments of the present application more clear, the following will combine the drawings in the embodiments of the present application to clearly and completely describe the technical solutions in the embodiments of the present application. Obviously, the described embodiments are some of the embodiments of the present application, not all the embodiments. The components of the embodiments of the present application described and shown in the drawings here can be arranged and designed in various different configurations.

[0027] Therefore, the following detailed description of the embodiments of the present application provided in the drawings is not intended to limit the scope of the claimed present application, but only represents selected embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0028] It should be noted that similar labels and letters in the following figures indicate similar items. Therefore, once an item is defined in one figure, it does not need to be further defined and explained in subsequent figures.

[0029] In the description of this application, it should be noted that the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," and "outer," etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings, or the orientation or positional relationship commonly used when the product of this application is in use. They are only for the convenience of describing this application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation on this application. In addition, the terms "first," "second," and "third," etc., are only used to distinguish descriptions and should not be construed as indicating or implying relative importance.

[0030] Furthermore, terms such as "horizontal," "vertical," and "sag" do not imply that components must be absolutely horizontal or suspended, but rather that they can be slightly tilted. For example, "horizontal" simply means that its direction is more horizontal relative to "vertical," and does not mean that the structure must be completely horizontal, but can be slightly tilted.

[0031] In the description of this application, it should also be noted that, unless otherwise expressly specified and limited, the terms "set up," "install," "connect," and "link" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal connection of two components. Those skilled in the art can understand the specific meaning of the above terms in this application based on the specific circumstances.

[0032] like Figs. 1 to 3 As shown in the figure, this application provides a gas pipe crimping connector, including a corrugated pipe 1, a screw connector 2, a crimping member 3, and a crimping assembly 4. The crimping assembly 4 includes a first half-cylinder 41 and a second half-cylinder 42 that are detachably connected. The first half-cylinder 41 and the second half-cylinder 42 can be combined to form a through groove 43. A crimping platform 44 is fixedly provided in the through groove 43. The corrugated pipe 1 can be placed inside the left side of the through groove 43 and crimped with the crimping platform 44. The screw connector 2 can be threaded into the right side of the through groove 43. The crimping member 3 can be placed between the crimping platform 44 and the screw connector 2, and the crimping member 3 can abut against the crimping platform 44. The crimping member 3 is hollow. Clamping members 5 are provided on both the first half-cylinder 41 and the second half-cylinder 42. The clamping members 5 are used to clamp and fix the corrugated pipe 1.

[0033] In use, the corrugated pipe 1 and the extrusion piece 3 are placed between the first half cylinder 41 and the second half cylinder 42, then the first half cylinder 41 and the second half cylinder 42 are connected, and the corrugated pipe 1 is clamped on the extrusion table 44, then the corrugated pipe 1 is clamped and fixed by the clamping piece 5, then the screw joint 2 is screwed into the through slot 43 from the right side of the through slot 43, and the screw joint 2 pushes the extrusion piece 3 to move in the process of rotating and moving, until the extrusion piece 3 extrudes and deforms the opening of the corrugated pipe 1 and fixes the opening of the corrugated pipe 1 on the extrusion table 44, so as to realize the clamping and sealing connection of the corrugated pipe 1 and the screw joint 2.

[0034] The device sets the clamping assembly 4, realizes the clamping and sealing connection of the corrugated pipe 1 and the screw joint 2 without using a wave maker, the corrugated pipe 1 is pressed on the extrusion table 44 in the through slot 43, the screw joint 2 pushes the extrusion piece 3 to further extrude the corrugated pipe 1, realizes the double sealing mechanism of "extrusion table 44 fixed + dynamic thread compression", and effectively prevents gas leakage; the device sets the clamping piece 5 to clamp and fix the corrugated pipe 1, avoids displacement of the corrugated pipe 1 due to vibration or pressure change, and improves the fixing reliability.

[0035] As shown in Figs. 1 to 3 In the embodiment, the clamping piece 5 includes a mounting cylinder 51, an elastic piece 52 and a clamping block 53, the mounting cylinder 51 is fixedly arranged in the through slot 43, one end of the clamping block 53 is arranged in the mounting cylinder 51 through the elastic piece 52, and the other end of the clamping block 53 can extend out of the mounting cylinder 51 and abut against the corrugated pipe 1, the first half cylinder 41 and the second half cylinder 42 are provided with a transmission assembly 6, and the transmission assembly 6 is used to drive the clamping block 53 to extend out of or retract into the mounting cylinder 51.

[0036] In use, the first half cylinder 41 and the second half cylinder 42 are connected, and the corrugated pipe 1 is clamped on the extrusion table 44, then the clamping block 53 is moved to extend out of the mounting cylinder 51 and abut against the corrugated pipe 1 through the transmission assembly 6, and under the elastic force of the elastic piece 52, the clamping block 53 abuts against the corrugated pipe 1, so as to clamp and fix the corrugated pipe 1; the clamping block 53 driven by the elastic piece 52 can adaptively adjust the clamping angle and force according to the surface shape of the corrugated pipe 1, and adapt to corrugated pipes 1 with different diameters or uneven surfaces; the elastic piece 52 is a spring.

[0037] As shown in Figs. 1 to 3As shown, in this embodiment, the transmission assembly 6 includes a mounting ring 61, a transmission screw 62, a slide rod 63, and a connecting rope 64. The transmission screw 62 is rotatably mounted on the first half-cylinder 41 and the second half-cylinder 42 via bearings. The slide rod 63 is fixedly mounted on the first half-cylinder 41 and the second half-cylinder 42. The mounting ring 61 is threaded onto the transmission screw 62 and slidably mounted onto the slide rod 63. One end of the connecting rope 64 is connected to one end of the clamping block 53, and the other end of the connecting rope 64 is connected to the mounting ring 61.

[0038] In use, rotating the transmission screw 62 drives the mounting ring 61 to move, the mounting ring 61 drives the connecting rope 64 to move, and the connecting rope 64 drives the clamping block 53 to move. The cooperation between the mounting ring 61 and the slide rod 63 guides and limits the mounting ring 61.

[0039] like Figs. 1 to 3 As shown, in this embodiment, pulleys 45 are provided on both the first half-cylinder 41 and the second half-cylinder 42, and the connecting rope 64 passes through the pulleys 45. After the connecting rope 64 passes through the pulleys 45, the sliding resistance is reduced, the service life is extended, and the operation is easier.

[0040] like Figs. 1 to 3 As shown in this embodiment, a handle 65 is fixedly provided on the transmission screw 62; the handle 65 makes it easy for the operator to apply force to rotate the transmission screw 62, and the clamping action can be completed by manually rotating the transmission screw 62 without the need for additional tools, thus improving construction efficiency.

[0041] like Figs. 1 to 3 As shown, in this embodiment, multiple clamping members 5 are provided, and the multiple clamping members 5 are evenly distributed in the through groove 43; forming a ring-shaped multi-angle clamping, which improves the clamping stability and avoids local stress concentration that could cause the bellows 1 to deform or be damaged.

[0042] like Fig. 2 and 3 As shown, in this embodiment, a first connecting plate 46 is fixedly provided on the first half-cylinder 41, and a second connecting plate 47 is fixedly provided on the second half-cylinder 42. The first connecting plate 46 and the second connecting plate 47 are connected by bolts.

[0043] In use, the first connecting plate 46 and the second connecting plate 47 are fixedly connected by bolts, which can splice and fix the first half cylinder 41 and the second half cylinder 42 together, and can realize the quick locking of the first half cylinder 41 and the second half cylinder 42, taking into account both the convenience of installation and the connection strength.

[0044] like Figs. 1 to 3 As shown, in this embodiment, a nut 21 is fixedly sleeved on the screw connector 2; the nut 21 makes it easy for the operator to apply force to rotate the screw connector 2, thus improving the ease of use.

[0045] Working principle: the gas pipe clamp connector provided by the application is used, the corrugated pipe 1 and the extrusion piece 3 are placed between the first half cylinder 41 and the second half cylinder 42, then the first connecting plate 46 and the second connecting plate 47 are fixedly connected through bolts, the first half cylinder 41 and the second half cylinder 42 can be spliced and fixedly connected, and the corrugated pipe 1 is clamped on the extrusion table 44, then the handle 65 is rotated to drive the transmission screw 62 to rotate, the transmission screw 62 drives the mounting ring 61 to move, the mounting ring 61 drives the connecting rope 64 to move, the connecting rope 64 drives the clamping block 53 to move and extend out of the mounting cylinder 51 and abut against the corrugated pipe 1, under the elastic force of the elastic piece 52, the clamping block 53 abuts tightly against the corrugated pipe 1, the corrugated pipe 1 can be clamped and fixed, then the screw joint 2 is screwed into the through slot 43 from the right side of the through slot 43, the screw joint 2 pushes the extrusion piece 3 to move in the process of rotating and moving, until the extrusion piece 3 extrudes and deforms the opening of the corrugated pipe 1 and fixes the opening of the corrugated pipe 1 on the extrusion table 44, so that the corrugated pipe 1 and the screw joint 2 are clamped and sealed and connected.

[0046] The above is only the preferred embodiment of the application and is not used to limit the application, for those skilled in the art, the application can have various changes and variations. Any modification, equivalent replacement, improvement, etc. within the spirit and principle of the application should be included in the protection scope of the application.

Claims

1. A gas pipe crimp fitting, characterized in that: The device includes a bellows (1), a screw connector (2), an extruder (3), and a clamping assembly (4). The clamping assembly (4) includes a first half-cylinder (41) and a second half-cylinder (42) that are detachably connected. The first half-cylinder (41) and the second half-cylinder (42) can be combined to form a through groove (43). An extrusion table (44) is fixedly installed in the through groove (43). The bellows (1) can be placed inside the left side of the through groove (43) and clamped to the extrusion table (44). The screw connector (2) can be threaded into the inside right side of the through groove (43). The extrusion member (3) can be placed between the extrusion table (44) and the screw connector (2), and the extrusion member (3) can abut against the extrusion table (44). The extrusion member (3) is hollow. Clamping members (5) are provided on the first half-cylinder (41) and the second half-cylinder (42). The clamping members (5) are used to clamp and fix the corrugated pipe (1).

2. The gas pipe crimping connector according to claim 1, characterized in that: The clamping member (5) includes a mounting cylinder (51), an elastic element (52), and a clamping block (53). The mounting cylinder (51) is fixedly disposed in the through groove (43). One end of the clamping block (53) is installed in the mounting cylinder (51) through the elastic element (52), and the other end of the clamping block (53) can extend out of the mounting cylinder (51) and abut against the corrugated pipe (1). A transmission assembly (6) is provided on the first half cylinder (41) and the second half cylinder (42). The transmission assembly (6) is used to drive the clamping block (53) to extend or retract from the mounting cylinder (51).

3. The gas pipe crimping connector according to claim 2, characterized in that: The transmission assembly (6) includes a mounting ring (61), a transmission screw (62), a slide rod (63), and a connecting rope (64). The transmission screw (62) is rotatably mounted on the first half-cylinder (41) and the second half-cylinder (42) via bearings. The slide rod (63) is fixedly mounted on the first half-cylinder (41) and the second half-cylinder (42). The mounting ring (61) is threaded onto the transmission screw (62) and slidably mounted on the slide rod (63). One end of the connecting rope (64) is connected to one end of the clamping block (53), and the other end of the connecting rope (64) is connected to the mounting ring (61).

4. The gas pipe crimping connector according to claim 3, characterized in that: Both the first half-cylinder (41) and the second half-cylinder (42) are provided with pulleys (45), and the connecting rope (64) passes through the pulleys (45).

5. The gas pipe crimping connector according to claim 3, characterized in that: A handle (65) is fixedly installed on the transmission screw (62).

6. The gas pipe crimping connector according to claim 1, characterized in that: Multiple clamping members (5) are provided, and the multiple clamping members (5) are evenly distributed in the through groove (43).

7. The gas pipe crimping connector according to claim 1, characterized in that: A first connecting plate (46) is fixedly installed on the first half-cylinder (41), and a second connecting plate (47) is fixedly installed on the second half-cylinder (42). The first connecting plate (46) and the second connecting plate (47) are connected by bolts.

8. The gas pipe crimp fitting according to claim 1, characterized in that: A nut (21) is fixedly sleeved on the screw joint (2).

Images