CN213809307U - Clamping and pressing type composite pipe fitting - Google Patents

Abstract

The utility model belongs to a card pressure formula composite pipe fitting in connecting the pipe fitting field, including card pressure pipe and connecting pipe, card pressure pipe both ends activity is pegged graft and is had two connecting pipes, the card pressure section is interior to be seted up the card indent, card indent internal fixation is connected with the rand, seal groove is interior to be seted up, the fixed joint has first sealing washer in the seal groove, two expansion grooves have been seted up in the card pressure pipe, the expansion groove is located between linkage segment and the seal segment, the fixed joint has the second sealing washer in the expansion groove, the connecting pipe is close to card pressure pipe one end fixed intercommunication has the water passing head, card pressure pipe inner wall fixed connection has a plurality of metal elastic pieces, the metal elastic piece is located the water passing head outside, be equipped with the water passing plate between metal elastic piece and the water passing head, water passing plate outer end fixed connection has the slider, many spouts have been seted up in the linkage segment, slider and spout sliding connection, fixed connection has the spring between the water passing plate of both sides; the clamping and pressing pipe fitting is strong in sealing performance and firmer in connection, and meanwhile, the water leakage problem caused by the aging of the sealing ring can be effectively prevented.

Description

Clamping and pressing type composite pipe fitting

Technical Field

The utility model belongs to connect the pipe fitting field, in particular to compound pipe fitting of card pressure formula.

Background

The clamping pressure pipe fitting can be connected with the stainless steel thin-wall pipe fitting quickly through the hydraulic clamping pressure tool, connection work can be completed without operations such as welding, the clamping pressure pipe fitting is generally made of stainless steel, after the stainless steel thin-wall pipe fitting is inserted into the clamping pressure pipe fitting, the hydraulic clamping pressure tool can be used for clamping and pressing the outer wall of the end part of the clamping pressure pipe fitting inwards, therefore, the inner wall of the clamping pressure pipe fitting and the outer wall of the stainless steel thin-wall pipe fitting are deformed and clamped to be tightly attached to each other, and connection between the clamping pressure pipe fitting and the stainless steel thin-wall pipe fitting is achieved.

Only be equipped with a sealing washer between traditional card pressure pipe fitting, thereby the sealing washer is ageing easily to lose elasticity and causes the pipe fitting to leak along with the lapse of time, and traditional card pressure pipe fitting firm in connection degree is not enough, receives to pull and breaks away from, fracture easily.

SUMMERY OF THE UTILITY MODEL

The utility model provides a compound pipe fitting of card pressure formula for solve above-mentioned problem.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a clamping-pressing type composite pipe fitting, which comprises a clamping-pressing pipe and connecting pipes, wherein two connecting pipes are movably inserted at the two ends of the clamping-pressing pipe, two clamping-pressing sections, two sealing sections and connecting sections are arranged at the left side and the right side of the clamping-pressing pipe, a clamping-pressing groove is arranged in each clamping-pressing section, a clamping ring is fixedly connected in each clamping-pressing groove, a sealing groove is arranged in each sealing section, a first sealing ring is fixedly clamped in each sealing groove, two expansion grooves are arranged in each clamping-pressing pipe, each expansion groove is positioned between each connecting section and each sealing section, a second sealing ring is fixedly clamped in each expansion groove, a water through head is fixedly communicated at one end of each connecting pipe close to the clamping-pressing pipe, a plurality of metal elastic sheets are fixedly connected on the inner wall of the clamping-pressing pipe, each metal elastic sheet is positioned at the outer side of the water through head, a water through plate is arranged between each metal elastic sheet and the water through head, a sliding block is fixedly connected at the outer end of each water through plate, a plurality of sliding grooves are formed in the connecting section, the sliding blocks are connected with the sliding grooves in a sliding mode, and springs are fixedly connected between the water passing plates on two sides.

As an optimal technical scheme of the utility model, first sealing washer is T type sealing washer, the second sealing washer is O type sealing washer, the groove of different shapes of adaptation more.

As an optimal technical scheme of the utility model, the connecting tube outside diameter equals card pressing tube inside diameter, makes the card press the pipe and connect with the connecting tube more perfectly.

As an optimized technical scheme of the utility model, the card is pressed the section and is the hexagon after the card is pressed, and the effect of hexagon leak protection water is more obvious.

As the utility model discloses a preferred technical scheme, the pipe is pressed to the card and the connecting pipe is stainless steel, is favorable to promoting the card and presses the intensity of pipe and connecting pipe, prolongs the life of pipe fitting.

As a preferred technical scheme of the utility model, a plurality of calorie of windows have been seted up to rand the inner, the card window is the annular and arranges inboard at the rand, two latches of fixedly connected with in the card window, the latch is the wedge shape, makes the card press the pipe and connect more firmly with the connecting pipe.

The utility model discloses the beneficial effect who reaches is: when pressing the pipe fitting card, carry out the pressfitting through the latch on the rand to the connecting pipe, inside the latch received external force gomphosis income card window, formed external tension, can effectual promotion card press the pipe and the firmness that the connecting pipe is connected prevents to receive and drags, and the pipe fitting breaks away from or even breaks.

The design through first sealing washer and second sealing washer has formed the double-pass sealed, and the elastic action through metal elastic sheet can effectual reduction lead to the wearing and tearing of water board, simultaneously through the design of spout, slider and spring, can effectual solution because of the ageing problem of leaking that causes of first sealing washer and second sealing washer.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a front sectional view of the present invention;

FIG. 3 is an enlarged view at A in FIG. 2;

fig. 4 is a schematic structural diagram of the middle clip ring of the present invention.

In the figure: 1. clamping the pipe; 2. a connecting pipe; 3. a clamping and pressing section; 4. a sealing section; 5. a connecting section; 6. clamping and pressing the groove; 7. a collar; 8. a sealing groove; 9. a first seal ring; 10. an expansion tank; 11. a second seal ring; 12. a water passing head; 13. a metal elastic sheet; 14. a water passing plate; 15. a slider; 16. a chute; 17. a spring; 18. clamping the window; 19. and (4) clamping teeth.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example (b): as shown in fig. 1-4, a clamping and pressing type composite pipe fitting comprises a clamping and pressing pipe 1 and connecting pipes 2, two ends of the clamping and pressing pipe 1 are movably inserted with the two connecting pipes 2, two clamping and pressing sections 3, two sealing sections 4 and connecting sections 5 are arranged on the left and right sides of the clamping and pressing pipe 1, a clamping and pressing groove 6 is arranged in the clamping and pressing section 3, a clamping ring 7 is fixedly connected in the clamping and pressing groove 6, a sealing groove 8 is arranged in the sealing section 4, a first sealing ring 9 is fixedly clamped in the sealing groove 8, two expansion grooves 10 are arranged in the clamping and pressing pipe 1, the expansion grooves 10 are positioned between the connecting sections 5 and the sealing sections 4, a second sealing ring 11 is fixedly clamped in the expansion grooves 10, a water head 12 is fixedly communicated with one end of the connecting pipe 2 close to the clamping and pressing pipe 1, a plurality of metal elastic sheets 13 are fixedly connected to the inner wall of the clamping and pressing pipe 1, the metal elastic sheets 13 are positioned outside the water head 12, a water passing plate 14 is arranged between the metal elastic sheets 13 and the water passing head 12, the outer end of the water passing plate 14 is fixedly connected with a slide block 15, a plurality of slide grooves 16 are formed in the connecting section 5, the slide block 15 is in sliding connection with the slide grooves 16, and springs 17 are fixedly connected between the water passing plates 14 on the two sides.

The first sealing ring 9 is a T-shaped sealing ring, and the second sealing ring 11 is an O-shaped sealing ring, so that the sealing ring is more suitable for grooves with different shapes; the outer diameter of the connecting pipe 2 is equal to the inner diameter of the clamping and pressing pipe 1, so that the clamping and pressing pipe 1 and the connecting pipe 2 are connected more perfectly; the clamping and pressing section 3 is hexagonal after clamping and pressing, and the hexagonal water leakage prevention effect is more obvious; the clamping and pressing pipe 1 and the connecting pipe 2 are made of stainless steel materials, so that the strength of the clamping and pressing pipe 1 and the strength of the connecting pipe 2 are improved, and the service life of the pipe fitting is prolonged; a plurality of card windows 18 have been seted up to rand 7 inner, and card window 18 is the annular arrangement at rand 7 inboard, and two latch 19 of fixedly connected with in the card window 18, latch 19 are the wedge shape, make card press pipe 1 and connecting pipe 2 be connected more firmly.

Specifically, the utility model discloses during the use, insert connecting pipe 2 in the joint pipe 1, and make the mark, recycle outside joint pressing instrument and carry out the joint pressure to joint pressing section 3 of joint pipe 1, after the joint pressure is accomplished, joint pressing section 3 and connecting pipe 2 can present the hexagon shape, prevent water leakage more effectively, when pressing the pipe fitting card, rand 7 also can be pressed by the joint, carry out the pressfitting through latch 19 on rand 7 to connecting pipe 2, latch 19 receives external force gomphosis to go into inside the card window 18, form external tension, can effectively promote the firmness that joint pipe 1 and connecting pipe 2 are connected, prevent to receive the pulling, the pipe fitting breaks away from or even breaks; when the key is used daily, a double-channel seal is formed through the design of the first sealing ring 9 and the second sealing ring 11, the abrasion of the water passing plate 14 can be effectively reduced through the elastic action of the metal elastic sheet 13, and meanwhile, through the design of the sliding groove 16, the sliding block 15 and the spring 17, the water leakage problem caused by the aging of the first sealing ring 9 and the second sealing ring 11 can be effectively solved.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a compound pipe fitting of joint pressure formula, includes joint pressure pipe (1) and connecting pipe (2), its characterized in that: the clamping and pressing pipe is characterized in that two connecting pipes (2) are movably inserted at two ends of the clamping and pressing pipe (1), two clamping and pressing sections (3), two sealing sections (4) and connecting sections (5) are arranged on the left side and the right side of the clamping and pressing pipe (1), clamping and pressing grooves (6) are formed in the clamping and pressing sections (3), clamping and pressing rings (7) are fixedly connected in the clamping and pressing grooves (6), sealing grooves (8) are formed in the sealing sections (4), first sealing rings (9) are fixedly clamped in the sealing grooves (8), two expansion grooves (10) are formed in the clamping and pressing pipe (1), the expansion grooves (10) are located between the connecting sections (5) and the sealing sections (4), second sealing rings (11) are fixedly clamped in the expansion grooves (10), one ends, close to the clamping and pressing pipe (1), of the connecting pipes (2) are fixedly communicated with through holes (12), and a plurality of metal elastic sheets (13) are fixedly connected to the inner wall of the clamping and pressing pipe (1), the utility model discloses a water supply device, including metal elastic piece (13), lead to water head (12), be equipped with between metal elastic piece (13) and the water head (12) and lead to water board (14), lead to water board (14) outer end fixedly connected with slider (15), many spouts (16) have been seted up in linkage segment (5), slider (15) and spout (16) sliding connection, both sides fixedly connected with spring (17) between leading to water board (14).

2. The clamp-press type composite pipe fitting of claim 1, wherein: the first sealing ring (9) is a T-shaped sealing ring, and the second sealing ring (11) is an O-shaped sealing ring.

3. The clamp-press type composite pipe fitting of claim 1, wherein: the outer diameter of the connecting pipe (2) is equal to the inner diameter of the clamping pipe (1).

4. The clamp-press type composite pipe fitting of claim 1, wherein: the clamping and pressing section (3) is hexagonal after clamping and pressing.

5. The clamp-press type composite pipe fitting of claim 1, wherein: the clamping and pressing pipe (1) and the connecting pipe (2) are both made of stainless steel.

6. The clamp-press type composite pipe fitting of claim 1, wherein: a plurality of calorie of windows (18) have been seted up to rand (7) inner, card window (18) are the annular and arrange at rand (7) inboard, card window (18) internal fixed connection has two latch (19), latch (19) are the wedge shape.

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