CN208823846U - A kind of drip leakage-proof joint - Google Patents
A kind of drip leakage-proof joint Download PDFInfo
- Publication number
- CN208823846U CN208823846U CN201821128172.7U CN201821128172U CN208823846U CN 208823846 U CN208823846 U CN 208823846U CN 201821128172 U CN201821128172 U CN 201821128172U CN 208823846 U CN208823846 U CN 208823846U
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- chamber
- water
- piston rod
- water inlet
- filter screen
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Abstract
The utility model discloses a kind of drip leakage-proof joints, including joint housing, the both ends of the joint housing are equipped with water inlet end and water outlet, the periphery of the water inlet end is equipped with external thread structure, the center position of the water inlet end surfaces is equipped with inlet opening, and the inside of the joint housing is successively arranged filtering chamber, flowing water chamber and water outlet chamber along water (flow) direction.The utility model has the advantages that the pretightning force by flowing water chamber inner spring locks water inlet, pressure when to improve spray head starting in pipe network, the starting of shortening system and when closing in subregion spray head low pressure atomizing time, effectively prevent in system pipeline residual amount and form water droplet to instill guard plot；Piston rod upper end pyramidal structure and capitate sealing surface structure form conical surface seal, and sealing effect is effectively ensured；Filter structure is equipped in filtering chamber avoids impurity from entering inside device, and filter structure can be reused with disassembly, cleaning, the service life of extending connector, avoids influencing piston rod movement, and block spray nozzle hole.
Description
Technical field
The utility model relates to joint technique field more particularly to a kind of drip leakage-proof joints.
Background technique
It is put out loaded on places fine water mist fire-extinguishing systems such as telecommunications room, electronics computer room, file store, stack room, capsule information libraries
After fire, residual amount easily forms water droplet and instills guard plot in system pipeline, generates secondary hazards to protection；In addition, connector
In the long-term use process, it being easy that inside is made dust or impurity occur and the phenomenon that blocking occur, cleaning is more troublesome, and
And influence the service life of equipment.
Utility model content
For the problems in the relevant technologies, the utility model proposes a kind of drip leakage-proof joints, to overcome existing the relevant technologies
Existing above-mentioned technical problem.
The technical solution of the utility model is achieved in that
A kind of drip leakage-proof joint, including joint housing, the both ends of the joint housing are equipped with water inlet end and water outlet, described
The periphery of water inlet end is equipped with external thread structure, and the center position of the water inlet end surfaces is equipped with inlet opening, the joint housing
Inside be successively arranged filtering chamber, flowing water chamber and water outlet chamber along water (flow) direction, wherein the inside of the filtering chamber pacify
Equipped with filter screen structure, the filter screen structure includes opening portion, filtering dictyosome and filter screen bottom, the opening portion and it is described into
Water hole matches, and the filter screen bottom is connected with the inner wall of the filtering chamber, the opening portion and the filter screen bottom it
Between be provided with the filtering dictyosome, the filtering chamber is connected with the flowing water chamber, and the upper end of the flowing water chamber is in cone
Shape sealing surface structure is provided with piston rod, the tapered structure in the top of the piston rod, the taper knot in the flowing water chamber
Structure is matched with the conical seal (contact) face structure, and support base, the bottom end of the piston rod and institute are provided in the water chamber room
The mounting hole for stating support base center is connected.
Further, the filter screen structure is round estrade or cone.
Further, the periphery of the piston rod is provided with spring, and the spring is located at the piston rod top end and institute
It states between support base.
Further, the recirculation hole of the annular setting centered on the mounting hole is equipped in the support base.
The beneficial effects of the utility model are: the pretightning force by flowing water chamber inner spring locks water inlet, to improve
Pressure when spray head starts in pipe network shortens the time of spray head low pressure atomizing in subregion when system starts and closes, effectively prevents
Residual amount forms water droplet and instills guard plot in system pipeline；Piston rod upper end pyramidal structure and capitate sealing surface structure, which are formed, bores
Face sealing, is effectively ensured sealing effect；Filter structure is equipped in filtering chamber avoids impurity from entering inside device, and filters knot
Structure can be reused with disassembly, cleaning, the service life of extending connector, avoid influencing piston rod movement, and block spray nozzle hole；
Water inlet end, water outlet are all made of threaded connection, installation, easy to maintain, good seal performance.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only the utility model
Some embodiments for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other attached drawings.
Fig. 1 is a kind of structural schematic diagram of drip leakage-proof joint；
Fig. 2 is a kind of top view of drip leakage-proof joint；
Fig. 3 is the cross-sectional view in the direction A-A in Fig. 2；
Fig. 4 is a kind of structural schematic diagram of support base in drip leakage-proof joint；
Fig. 5 is a kind of top view of support base in drip leakage-proof joint.
In figure:
1, joint housing；2, water inlet end；3, opening portion；4, dictyosome is filtered；5, filter screen bottom；6, filtering chamber；7, taper
Structure；8, flowing water chamber；9, conical seal (contact) face structure；10, piston rod；11, it is discharged chamber；12, support base；13, external screw thread knot
Structure；14, inlet opening；15, mounting hole；16, filtering chamber；17, filter screen structure；18, spring；19, water outlet.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as "top", "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
Embodiment according to the present utility model provides a kind of drip leakage-proof joint.
Referring to Fig.1-5, according to the drip leakage-proof joint of the utility model embodiment, including joint housing 1, the joint housing
1 both ends are equipped with water inlet end 2 and water outlet 19, and the periphery of the water inlet end 2 is equipped with external thread structure 13,2 table of water inlet end
The center position in face is equipped with inlet opening 14, and the inside of the joint housing 1 is successively arranged filtering chamber 6, stream along water (flow) direction
Water chamber 8 and water outlet chamber 11, wherein the inside of the filtering chamber 6 is equipped with filter screen structure 17, the filter screen structure
17 include that opening portion 3, filtering dictyosome 4 and filter screen bottom 5, the opening portion 3 are matched with the inlet opening 14, the filter screen
Bottom 5 is connected with the inner wall of the filtering chamber 6, is provided with the filtering between the opening portion 3 and the filter screen bottom 5
Dictyosome 4, the filtering chamber 6 are connected with the flowing water chamber 8, the tapered sealing surface structure in upper end of the flowing water chamber 8
9, piston rod 10, the tapered structure 7 in the top of the piston rod 10, the pyramidal structure 7 are provided in the flowing water chamber 8
It is matched with the conical seal (contact) face structure 9, support base 12, the bottom end of the piston rod 10 is provided in the water outlet chamber 11
It is connected with the mounting hole 15 at 12 center of support base.
In one embodiment, the filter screen structure 17 is round estrade or cone.
In one embodiment, the periphery of the piston rod 10 is provided with spring 18, and the spring 18 is located at the work
Between 10 top of stopper rod and the support base 12.
In one embodiment, the recirculation hole of the annular setting centered on the mounting hole 15 is equipped in the support base 12
16。
In addition, in one embodiment, the water outlet 19 uses internal thread structure, for connecting spray head.
In conclusion by means of the above-mentioned technical proposal of the utility model, including joint housing 1, the joint housing 1
Both ends are equipped with water inlet end 2 and water outlet 19, and the periphery of the water inlet end 2 is equipped with external thread structure 13,2 surface of water inlet end
Center position be equipped with inlet opening 14, the inside of the joint housing 1 is successively arranged filtering chamber 6, flowing water along water (flow) direction
Chamber 8 and water outlet chamber 11, wherein the inside of the filtering chamber 6 is equipped with filter screen structure 17, the filter screen structure 17
It is matched including opening portion 3, filtering dictyosome 4 and filter screen bottom 5, the opening portion 3 with the inlet opening 14, the filter screen
Bottom 5 is connected with the inner wall of the filtering chamber 6, is provided with the filter screen between the opening portion 3 and the filter screen bottom 5
Body 4, the filtering chamber 6 are connected with the flowing water chamber 8, the tapered sealing surface structure 9 in the upper end of the flowing water chamber 8,
Piston rod 10, the tapered structure 7 in the top of the piston rod 10, the pyramidal structure 7 and institute are provided in the flowing water chamber 8
It states conical seal (contact) face structure 9 to match, support base 12, the bottom end of the piston rod 10 and institute is provided in the water outlet chamber 11
The mounting hole 15 for stating 12 center of support base is connected.
The utility model has the beneficial effects that the pretightning force by the spring 18 in the flowing water chamber 8 locks water inlet,
Pressure when to improve spray head starting in pipe network shortens the time of spray head low pressure atomizing in subregion when system starts and closes,
Effectively prevent residual amount in system pipeline and forms water droplet instillation guard plot；Pyramidal structure 7 described in 10 upper end of piston rod with
The capitate sealing surface structure 9 forms conical surface seal, and sealing effect is effectively ensured；The mistake is installed in the filtering chamber 6
Filter structure 17 avoids impurity from entering inside device, and filter structure can be reused with disassembly, cleaning, the service life of extending connector,
Avoiding, which influences the piston rod 10, moves, and blocks spray nozzle hole；The water inlet end 2, the water outlet 19 are all made of screw thread
Connection, installation, easy to maintain, good seal performance.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (4)
1. a kind of drip leakage-proof joint, which is characterized in that including joint housing (1), the both ends of the joint housing (1) are equipped with water inlet
It holds (2) and water outlet (19), the periphery of the water inlet end (2) is equipped with external thread structure (13), in water inlet end (2) surface
Inlet opening (14) are equipped at heart position, the inside of the joint housing (1) is successively arranged filtering chamber (6), stream along water (flow) direction
Water chamber (8) and water outlet chamber (11), wherein the inside of the filtering chamber (6) is equipped with filter screen structure (17), the mistake
Filter structure (17) includes opening portion (3), filtering dictyosome (4) and filter screen bottom (5), the opening portion (3) and the inlet opening
(14) it matches, the filter screen bottom (5) is connected with the inner wall of the filtering chamber (6), the opening portion (3) and the mistake
The filtering dictyosome (4) is provided between strainer bottom (5), the filtering chamber (6) is connected with the flowing water chamber (8), institute
The tapered sealing surface structure in upper end (9) of flowing water chamber (8) is stated, is provided with piston rod (10) in the flowing water chamber (8), it is described
The tapered structure in top (7) of piston rod (10), the pyramidal structure (7) match with the conical seal (contact) face structure (9), institute
It states and is provided with support base (12) in water outlet chamber (11), the bottom end of the piston rod (10) and the peace at the support base (12) center
Dress hole (15) is connected.
2. a kind of drip leakage-proof joint according to claim 1, which is characterized in that the filter screen structure (17) is round estrade
Or cone.
3. a kind of drip leakage-proof joint according to claim 1, which is characterized in that the periphery of the piston rod (10) is provided with
Spring (18), and the spring (18) is between the piston rod (10) top and the support base (12).
4. a kind of drip leakage-proof joint according to claim 1, which is characterized in that be equipped in the support base (12) with described
The recirculation hole (16) of annular setting centered on mounting hole (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821128172.7U CN208823846U (en) | 2018-07-17 | 2018-07-17 | A kind of drip leakage-proof joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821128172.7U CN208823846U (en) | 2018-07-17 | 2018-07-17 | A kind of drip leakage-proof joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208823846U true CN208823846U (en) | 2019-05-07 |
Family
ID=66306660
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821128172.7U Active CN208823846U (en) | 2018-07-17 | 2018-07-17 | A kind of drip leakage-proof joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208823846U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110064534A (en) * | 2019-05-30 | 2019-07-30 | 浙江强宇机械有限公司 | A kind of single injector with antidrip structure |
-
2018
- 2018-07-17 CN CN201821128172.7U patent/CN208823846U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110064534A (en) * | 2019-05-30 | 2019-07-30 | 浙江强宇机械有限公司 | A kind of single injector with antidrip structure |
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