CN207777785U - A kind of fluid supply tube part - Google Patents

Abstract

The utility model is related to fluid supply tube fields, and in particular to a kind of pipe fitting comprising tube body；Pipe fitting, the pipe fitting include the head being connected and ontology, and the ontology is accommodated in the tube body of pipe fitting and is connected to the tube body, and the head stretches out the tube body and is equipped with flange in the circumferential；Shells, the shells is sheathed on the head and by the flange support, the shells includes extension and interconnecting piece, the extension is axially extending along its in the side far from the ontology, cavity has been collectively formed with the interconnecting piece in the extending end of the extension, the extension in the connecting portion；Check-valves, the check-valves is accommodating to be abutted against in the cavity and with the head, and filtration members, the filtration members are fastened in the cavity and its orthographic projection covers the check-valves.

Description

A kind of fluid supply tube part

Technical field

The utility model is related to fluid supply tube fields, and in particular to it is a kind of have can avoid fluid countercurrent current and block Pipe fitting.

Background technology

The case where pipe fitting usually will appear fluid countercurrent current during being sent the use of fluid and block tube body, and it is existing Pipe fitting does not have counterflow-preventing, anticlogging function usually, this makes existing pipe fitting cannot be satisfied user when in use to fluid stream The requirement of smooth property and flow adequate.And to meet above-mentioned requirements simultaneously, tube body needs reserved enough accommodating spaces or in addition Exchanging structure is additionally configured on pipe fitting to realize, such structure can not rationally utilize the finite length of tube body to realize fluid Delivery, and optional equipment component is but also the installation, maintenance of pipe fitting is no longer simple, convenient, and is susceptible to component neglected loading With the possibility of loss, and then influence pipe fitting function.

Based on this, there is an urgent need for design and develop a kind of novel pipe fitting structure to solve the above problems.

Utility model content

Therefore, the task of the utility model is to provide one kind and can ensure fluid fluency in use and flow is kept to fill The novel pipe fitting of foot overcomes above-mentioned prior art disadvantage whereby.

In order to complete above-mentioned task, the utility model provides a kind of fluid supply tube part, including：Tube body；Pipe fitting, it is described Pipe fitting includes the head being connected and ontology, and the ontology is accommodated in the tube body of pipe fitting and is connected to the tube body, the head Portion stretches out the tube body and is equipped with flange in the circumferential；Shells, the shells are sheathed on the head and by the flange supports, The shells includes extension and interconnecting piece, and the extension is axially extending along its in the side far from the ontology, the company Socket part is located at the extending end of the extension, and cavity has been collectively formed with the interconnecting piece in the extension；Check-valves, it is described Check-valves is accommodating to be abutted against in the cavity and with the head；Filtration members, the filtration members are fastened in the cavity simultaneously And its orthographic projection covers the check-valves.

As a result, by the way that check-valves and strainer are successively set on the cavity being collectively formed by extension and interconnecting piece in shells In, it passes the fluid through by flowing through check-valves after strainer filtering, is finally sent to tube body, effectively improve fluid during delivery The adequate of fluency and flow avoids fluid that adverse current occurs during delivery and blocks, and such setting is not take up The space of tube body effectively increases the space availability ratio of tube body.

Preferably, the filtration members include elastic portion and strainer, and the outer diameter of the elastic portion is more than the internal diameter of the cavity. The interference fit that elastic portion and cavity can be achieved after elastic portion is installed to cavity as a result, to make filtration members surely be placed in cavity.

Preferably, the filtration members include elastic portion and strainer, and the elastic portion is radially equipped with fin, the filtration members It is fastened in the cavity by the fin.The structure that another kind was easily installed and dismantled filtration members is provided in this way

Preferably, the strainer may be configured to plane or be configured to towards the curved surface far from check-valves direction protrusion.

Preferably, the pipe fitting further includes sealing element, and the head is equipped with groove in the circumferential, and the sealing element is embedded In the groove.Thus better seal between pipe fitting and shells can be realized.

Preferably, the pipe fitting further includes gasket seal, and the filtration members are configured to integral piece with the check-valves, institute Gasket loop is stated to be located at the check-valves and the filtration members joint and be fastened in the cavity.In this way, gasket seal Also play the role of positioning to integral piece while realizing sealing function.

Preferably, the pipe fitting further includes mark cover body, and the mark cover body is set in the shells.Identify cover body just Pipe fitting purposes is distinguished in user.

Preferably, the check-valves is equipped with the convex block with through-hole in the side far from the head, and the convex block is along diameter To claw is extended, the filtration members include elastic portion and strainer, and the elastic portion is equipped with shape and/or size on inner peripheral surface The card slot to match with the claw.

Preferably, the inner peripheral surface of the interconnecting piece is equipped with screw thread.Installation is set to unpick and wash more using outer water tube is threadedly coupled Convenient and efficient.

Preferably, the head is equipped at least two grooves to accommodate the sealing element on circumferential surface.

A part for other features and advantages of the utility model will be those skilled in the art after reading the application Obvious, another part will be described in conjunction with the accompanying in specific implementation mode below.

Description of the drawings

Hereinafter, the embodiments of the present invention are described in detail in conjunction with attached drawing, wherein：

Fig. 1 is the exploded sectional view of the utility model pipe fitting；

Fig. 2 is the sectional view of the utility model pipe fitting；

Fig. 3 is the stereogram of the utility model filtration members；

Fig. 4 is the exploded perspective view of the utility model pipe fitting；

Fig. 5 is the stereogram of another filtration members of the utility model；

Fig. 6 is the combination stereogram of the utility model pipe fitting.

Specific implementation mode

Description is described in detail the exemplary arrangement of pipe fitting according to the present utility model.It is to be in provide attached drawing Multiple embodiments of existing the utility model, but attached drawing need not be drawn by the size of specific embodiment, and certain features can It is amplified, removes or office is cutd open to be better shown and explain the disclosure of the utility model.Partial component in attached drawing can be Position adjustment is not carried out according to actual demand under the premise of influence technique effect.The phrase " in the accompanying drawings " occurred in the description Or similar term need not refer to all attached drawing or example.

It hereinafter be used to describe certain directional terminologies of attached drawing, such as "inner", "outside", "upper", "lower" and other Directional terminology will be understood as having its normal meaning and criticize those of involved direction when often viewing attached drawing.Unless otherwise It indicates, otherwise directional terminology described in this specification is substantially according to conventional direction understood by one of ordinary skill in the art.

Term " first ", " first ", " second ", " second " and its similar terms used in the utility model exist It is not offered as any sequence, quantity or importance in the utility model, but is used for a parts and other parts areas It separates.

The utility model provides a kind of fluid supply tube part, as shown in figures 1 to 6 comprising pipe fitting 10, shells 11, non-return Valve 12 and filtration members 13, above-mentioned component can be coaxial arrangements, and the pipe fitting 10 includes head 100 and ontology 102, and Head 100 and ontology 102 are interconnected, and pipe fitting 1 has a tube body 16, the ontology 102 be accommodated in 16 one end of tube body and with institute It states tube body 16 to be connected, the other end of tube body 16 is provided with exports export connector by fluid, and export connector can be moulded with tube body 16 Integrally, it is coated with big envelope in the outside of tube body 16, the ontology of tube body 16 and pipe fitting 10 is made by using big envelope riveting method 102 are fastenedly connected, and the head 100 stretches out the tube body 16 and is equipped with flange 103 in its circumferential direction, unlocked in ontology 102 Shells 11 can be made to be set on head 100 across ontology 102 and be propped up by the axial flange 103 in head 100 when in tube body 16 Support, shells 11 is connect with the on-fixed of pipe fitting 10 so that shells 11 can be freely rotated relative to pipe fitting 10, the shells 11 Including extension 110 and interconnecting piece 112, the extension 110 is in the side far from the ontology 102 along the axial direction of ontology 102 Extend, the interconnecting piece 112 is located at the extending end of the extension 110, and interconnecting piece 112 is used for and external fluid feeding mechanism (can be specifically that external supply water is taken over) be connected to supply fluid to be sent for pipe fitting 1, can be set on the inner peripheral surface of interconnecting piece 112 Set screw thread 116, such shells 11 can be achieved (such as water inlet nut) to be rapidly assembled and disassembled with external fluid feeding mechanism, thus The more completion assembling or replacement of quickness and high efficiency；Cavity 114, chamber has been collectively formed with the interconnecting piece 112 in the extension 110 Body 114 is connected with tube body 16, and the check-valves 12 is accommodated in the cavity 114 and is abutted against with the head 100, fluid It can be fully sent to pipe fitting 10 by the check-valves 12 closely abutted, and then be sent in tube body 16, the filtration members 13 It is fastened in the cavity 114 and filtration members 13 covers the check-valves 12 relative to the orthographic projection of check-valves 12.

As a result, as shown, by using check-valves 12 and filtration members 13, and they are sequentially arranged in shells 11 In the cavity 114 be collectively formed by extension 110 and interconnecting piece 112, make pipe fitting 1 in use, fluid can be via mistake Filter part 13 again passes through check-valves 12 after filtering, and is finally sent to tube body 16, effectively improves smoothness of fluid during delivery Property and flow adequate, filtration members 13 can avoid fluid impurity deposition obstruction tube body 16, and check-valves 12 can avoid flowing The reflux of body makes fluid have single flow direction, thus avoids fluid and adverse current occurs during delivery and blocks, and It is such that the space for being not take up tube body 16 is set, effectively increase the space availability ratio of tube body 16.

Optionally or alternatively, as shown in figs. 3 and 5, the knot including elastic portion 130 and strainer 132 can be used in filtration members 13 Component, elastic portion 130 for example may be configured to elastomeric pad, and strainer 132 can be manufactured by way of quadric injection mould with elastomeric pad Integral part.The outer diameter of elastic portion 130 can be set to the internal diameter slightly larger than cavity 114, so when mounted can be by slightly squeezing Compression elasticity portion 130 and be pressed into cavity 114, and when elastic portion 130 in cavity 114 elasticity restore when will be against cavity 114 inner wall, and since the outer diameter of elastic portion 130 is slightly larger than the internal diameter of cavity 114, the elastic portion 130 that elasticity is restored can be close Be resisted against on the inner wall of cavity 114, to realize filtration members 13 installation positioning.It can also be arranged in elastomeric pad inner wall 132 holding of strainer is formed filtration members 13 by storage tank in storage tank.

In order to keep installation more convenient, (can herein may be used towards one end setting filtration members 13 that fluid imports in check-valves 12 To be strainer 132), i.e., strainer 132 and check-valves 12 are configured to integral piece, and in order to which integral piece to be stabilized in cavity 114, The gasket seal that elasticity can also be used, is set in the joint of check-valves 12 and filtration members 13 by gasket seal and is fastened on chamber In body 114, such gasket seal can press firmly against integral piece in cavity 114.

Preferably, as shown in figs. 3 and 5, elastic portion 130 can also be configured with the fin 134 radially extended Structural member, fin 134 is being radially extended along one side of the elastic portion 130 far from check-valves 12, when installing filtration members 13, fin 134 can go deep into radial component and be stuck in the screw thread 116 of 112 cavity of interconnecting piece, 114 inner wall, can make filtration members 13 more in this way It is stably mounted in cavity 114.

In order to save the space of installation strainer 132, as shown in figure 5, construction can be used in one embodiment of the utility model At 132 structure of strainer of plane, and in order to increase effective contact area of strainer 132 and fluid, as shown in figure 3, the application Another embodiment can also use 132 structure of strainer for being configured with the surface area contacted curved surface of bigger, the song of strainer 132 Surface construction is the direction protrusion for being directed away from check-valves 12.

In addition, as substituting or optional embodiment, check-valves 12 can also be arranged axially extend with through-hole Convex block, the convex block are arranged far from 10 head 100 of pipe fitting, close to the side of strainer 132 and connection check-valves 12, convex block tool Have a claw extended radially, and the elastic portion 130 of filtration members 13 can be arranged on inner peripheral surface shape and/or size with this Filtration members 13 can be connected on check-valves 12 by the cooperation of claw and card slot by the matched card slot of claw in this way, and due to The outer diameter of elastic portion 130 is slightly greater than 114 internal diameter of cavity, and elastic portion can be formed with the inner wall of shells and is fitted close, so Make check-valves 12 and filtration members 13 that can assemble and be maintained in cavity 114 together, simplifies assembly so more.

Since cooperation is for fluid to be sent in tube body 16 jointly for pipe fitting 10 and shells 11, in order to during delivery Avoid fluid that unnecessary leakage occurs, as shown in Fig. 2, pipe fitting 1 can also include that (sealing element 14 can be close to sealing element 14 Seal ring or other achievable sealings and be adapted to mount to element herein), if the head 100 of pipe fitting 10 is equipped in the circumferential Dry groove 104 (number of groove 104 can be two, can also increase or decrease groove 104 according to actual needs), by sealing ring It is placed in groove 104, sealing ring can effectively seal the gap between shells 11 and the head 100 of pipe fitting 10, to avoid Fluid leaks outside, and sealing element 14 can also be arranged between check-valves 12 and shells 11.

Since two pipe fittings 1 of generally use (a delivery hot fluid, another delivery cold fluid) use simultaneously, in order to just It assembles and repairs in setter, as shown in Fig. 2, Fig. 4 and Fig. 6, preferred embodiment can be marked in the outer cover of shell knows cover Body 15, specifically can (such as red or blue etc., different colors can indicate corresponding by the way that different colors is arranged for cover body What pipe fitting 1 was sent is class of fluids, such as blue cover body represents the pipe fitting 1 for being sent cold fluid, and red cover body represents the pipe Part 1 is for being sent hot fluid) installation differentiation is carried out, or the setting pattern on mark cover body 15 can also be passed through, paste figure Mark or printing indication character etc. are distinguished.

Fluid supply tube part 1 provided by the utility model is by providing the improved structure of shell, and by check-valves 12 and mistake Filter 13 reasonable Arrangement of part realizes the adequate for effectively improving fluency and flow of the fluid during delivery wherein, by This avoids fluid and adverse current occurs during delivery and blocks, and setting in this way, check-valves and filtration members are not take up pipe The space of body effectively increases the space availability ratio of tube body.

Claims (10)

1. a kind of fluid supply tube part, which is characterized in that including：

Tube body；

Pipe fitting, the pipe fitting include the head being connected and ontology, and the ontology is accommodated in the tube body and is connected to institute Tube body is stated, the head stretches out the tube body and is equipped with flange in the circumferential；

Shells, the shells are sheathed on the head and by the flange supports, and the shells includes extension and interconnecting piece, institute It is axially extending along its in the side far from the ontology to state extension, the connecting portion in the extending end of the extension, Cavity has been collectively formed with the interconnecting piece in the extension；

Check-valves, the check-valves is accommodating to be abutted against in the cavity and with the head；

Filtration members, the filtration members are fastened in the cavity and its orthographic projection covers the check-valves.

2. pipe fitting according to claim 1, which is characterized in that the filtration members include elastic portion and strainer, the elasticity The outer diameter in portion is more than the internal diameter of the cavity.

3. pipe fitting according to claim 1, which is characterized in that the filtration members include elastic portion and strainer, the elasticity Portion is radially equipped with fin, and the filtration members are fastened on by the fin in the cavity.

4. pipe fitting according to claim 2 or 3, which is characterized in that the strainer may be configured to plane or be configured to towards remote Curved surface from check-valves direction protrusion.

5. pipe fitting according to claim 1, which is characterized in that the pipe fitting further includes sealing element, and the head is in circumferential direction It is equipped with groove, the sealing element is embedded in the groove.

6. pipe fitting according to claim 1, which is characterized in that the pipe fitting further includes gasket seal, the filtration members with The check-valves is configured to integral piece, and the gasket loop is located at the check-valves and the filtration members joint and blocks and sets In the cavity.

7. pipe fitting according to claim 1, which is characterized in that the pipe fitting further includes mark cover body, the mark cover body It is set in the shells.

8. pipe fitting according to claim 1, which is characterized in that the check-valves is equipped with tool in the side far from the head There are the convex block of through-hole, the convex block to extend radially out claw, the filtration members include elastic portion and strainer, and the elastic portion exists Inner peripheral surface is equipped with the card slot that shape and/or size match with the claw.

9. pipe fitting according to claim 1, which is characterized in that the inner peripheral surface of the interconnecting piece is equipped with screw thread.

10. pipe fitting according to claim 5, which is characterized in that the head on circumferential surface be equipped at least two grooves with Accommodate the sealing element.