CN209245368U - One kind preventing self-locking unidirectional grease pouring valve - Google Patents
One kind preventing self-locking unidirectional grease pouring valve Download PDFInfo
- Publication number
- CN209245368U CN209245368U CN201821886377.1U CN201821886377U CN209245368U CN 209245368 U CN209245368 U CN 209245368U CN 201821886377 U CN201821886377 U CN 201821886377U CN 209245368 U CN209245368 U CN 209245368U
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- China
- Prior art keywords
- hole
- greasing
- cone seal
- valve body
- sealing
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Abstract
The utility model discloses one kind to prevent self-locking unidirectional grease pouring valve, including valve body and sealing nut, the valve inner is disposed with greasing chamber, cone seal hole and installation cavity from top to bottom, the taper in the cone seal hole is 24 °, sealed steel ball is placed with inside the cone seal hole, it is placed with Packing spring inside the installation cavity, for pushing the sealed steel ball to be sealed the cone seal hole；The valve body has plug close to the end riveting of the installation cavity, and for limiting to the Packing spring, the plug is internally provided with mounting hole, and the outer end face of the plug is provided with grease-outlet hole；The sealing nut inner top is provided with sealing column, and the sealing nut surface is provided through bleeder port.Beneficial effect is: the taper in cone seal hole is 24 °, can be avoided self-locking and self-locking caused corrosion, while guaranteeing sealed steel ball with the contact sealing effect in cone seal hole, is convenient for greasing.
Description
Technical field
The utility model relates to valve technology fields, and in particular to one kind prevents self-locking unidirectional grease pouring valve.
Background technique
Grease pouring valve is a kind of practical equipment such as with big machinery, petrochemical industry equipment, ball valve, flat gate valve, wellhead assembly
Filling lubricant grease device, cone seal hole is sealed using spring compression steel ball.But current grease pouring valve
The taper in cone seal hole be 1:5, be easy to produce locking phenomenon, be unfavorable for carry out greasing, while be easy to cause sealed steel ball and
Cone seal hole is close to cause to corrode for a long time, influences sealing effect.
Utility model content
The purpose of this utility model is that solve the above-mentioned problems and provides one kind and prevent self-locking unidirectional grease pouring valve, with solution
Certainly the taper in the cone seal hole of current grease pouring valve is 1:5 in the prior art, is easy to produce locking phenomenon, is unfavorable for being infused
Rouge, while sealed steel ball and cone seal hole being be easy to cause to be close to cause to corrode for a long time, influence the technical problems such as sealing effect.
The taper in preferred technical solution cone seal hole is 24 ° in many technical solutions provided by the utility model, be can be avoided certainly
Lock and self-locking caused corrosion are convenient for greasing while guaranteeing sealed steel ball with the contact sealing effect in cone seal hole
Etc. technical effects, elaboration as detailed below.
To achieve the above object, the utility model provides following technical scheme:
One kind provided by the utility model prevents self-locking unidirectional grease pouring valve, including valve body and sealing nut, the valve body outside
It is disposed with installation screw thread from top to bottom, screws turret head and connection screw thread, the installation screw thread is for installing the sealing
Nut, described to screw turret head and screw the installation for realizing the valve body for spanner, the connection screw thread is for realizing the valve
The connection of body and the equipment for needing greasing；The valve inner is disposed with greasing chamber, cone seal hole and peace from top to bottom
Behave affectedly, the greasing chamber, the cone seal hole are connected with the installation cavity, the bigger diameter end in the cone seal hole with it is described
Installation cavity is connected, and the taper in the cone seal hole is 24 °, is placed with sealed steel ball inside the cone seal hole, is used for
The cone seal hole is sealed；It is placed with Packing spring inside the installation cavity, for pushing the sealed steel ball pair
The cone seal hole is sealed；The valve body upper end is provided with greasing hole, and the greasing hole is pyramidal structure, and the note
The miner diameter end in rouge hole is connected with the greasing chamber；
The valve body has plug close to the end riveting of the installation cavity, for being limited to the Packing spring, institute
It states plug and is internally provided with mounting hole, for placing the Packing spring, the outer end face of the plug is provided with grease-outlet hole, described
Grease-outlet hole is connected with the mounting hole, constitutes greasing channel for assisting；
The section of the sealing nut is at " U " font structure, and the inner wall of the sealing nut is provided with internal screw thread, for matching
It closes the installation screw thread and the sealing nut is mounted on the valve body upper end；The sealing nut inner top is provided with sealing
Column, for carrying out plug for seal to the greasing hole；The sealing nut surface is provided through bleeder port, and the bleeder port is total
There are two, and it is symmetrically distributed in the sealing column two sides.
Self-locking unidirectional grease pouring valve is prevented using above-mentioned one kind, when not needing to carry out greasing, the sealing nut is mounted on institute
The end for stating valve body is sealed the greasing hole by the sealing column, realizes a resealing, utilizes the Packing spring
Elastic force push the sealed steel ball, the sealed steel ball is pressed into inside the cone seal hole, realizes two resealings, can
It effectively prevent the grease inside equipment to reveal；When needing to carry out greasing, the sealing nut is removed from the end of the valve body,
Grease is injected to the intracavitary portion of the greasing by the greasing hole, the sealed steel ball is pushed using the injection pressure of grease, makes
The sealed steel ball is moved with the contraction of the Packing spring, until the sealed steel ball and the cone seal hole are de-
From grease completes the greasing to equipment followed by the installation cavity, the mounting hole and the grease-outlet hole；The taper is close
The taper of sealing of hole is 24 °, can be avoided self-locking and self-locking caused corrosion, guarantees that sealed steel ball and the contact in cone seal hole are close
While sealing effect, it is convenient for greasing.
Preferably, the internal diameter of the installation cavity is equal with the outer diameter of the Packing spring.
Preferably, the mounting hole and the installation cavity coaxial line, and the internal diameter of the mounting hole with it is described close
The outer diameter for sealing spring is equal.
Preferably, two lateral surfaces for screwing turret head are all made of bevel structure.
Preferably, the end of the sealing column uses cone structure, and the taper phase of conical degree of conical surface and the greasing hole
Together.
Beneficial effect is: the taper in cone seal hole is 24 °, can be avoided self-locking and self-locking caused corrosion, is guaranteed
While sealed steel ball is with the contact sealing effect in cone seal hole, it is convenient for greasing.
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
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the internal structure main view of the utility model；
Fig. 2 is the stopper structure enlarged diagram of the utility model.
The reference numerals are as follows:
1, valve body；101, connection screw thread；102, turret head is screwed；103, screw thread is installed；104, greasing hole；105, greasing
Chamber；106, cone seal hole；107, installation cavity；2, sealing nut；201, bleeder port；202, sealing column；3, sealed steel ball；4, close
Seal spring；5, plug；501, mounting hole；502, grease-outlet hole.
Specific embodiment
To keep the purpose of this utility model, technical solution and advantage clearer, below by the technology to the utility model
Scheme is described in detail.Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not before making creative work
Obtained all other embodiment is put, the range that the utility model is protected is belonged to.
Referring to shown in Fig. 1-Fig. 2, the utility model provides one kind and prevents self-locking unidirectional grease pouring valve, including valve body 1 and sealing
Nut 2,1 outside of valve body are disposed with installation screw thread 103 from top to bottom, screw turret head 102 and connection screw thread 101, install
Screw thread 103 screws turret head 102 and screws the installation for realizing valve body 1, connection screw thread 101 for spanner for installing sealing nut 2
For realizing the connection of valve body 1 and the equipment for needing greasing；Greasing chamber 105, taper are disposed with inside valve body 1 from top to bottom
Sealing hole 106 and installation cavity 107, greasing chamber 105, cone seal hole 106 are connected with installation cavity 107, cone seal hole 106
Bigger diameter end is connected with installation cavity 107, and the taper in cone seal hole 106 is 24 °, is placed with sealing inside cone seal hole 106
Steel ball 3, for being sealed to cone seal hole 106；Packing spring 4 is placed with inside installation cavity 107, for pushing sealing steel
Ball 3 is sealed cone seal hole 106；1 upper end of valve body is provided with greasing hole 104, and greasing hole 104 is pyramidal structure, and is infused
The miner diameter end in rouge hole 104 is connected with greasing chamber 105；
Valve body 1 has plug 5 close to the end riveting of installation cavity 107, for limiting to Packing spring 4, inside plug 5
It is provided with mounting hole 501, for placing Packing spring 4, the outer end face of plug 5 is provided with grease-outlet hole 502, grease-outlet hole 502 and peace
Dress hole 501 is connected, and constitutes greasing channel for assisting；
The section of sealing nut 2 is at " U " font structure, and the inner wall of sealing nut 2 is provided with internal screw thread, for being coupled
Sealing nut 2 is mounted on 1 upper end of valve body by screw thread 103；2 inner top of sealing nut is provided with sealing column 202, for greasing hole
104 carry out plug for seal；2 surface of sealing nut is provided through bleeder port 201, bleeder port 201 altogether there are two, and it is symmetrical
In 202 two sides of sealing column.
As optional embodiment, the internal diameter of installation cavity 107 is equal with the outer diameter of Packing spring 4, in this way
Setting can prevent 4 telescopic tilting of Packing spring from helping to prevent relative rotation between sealed steel ball 3 and Packing spring 4
In the abrasion for reducing sealed steel ball 3；
Mounting hole 501 and 107 coaxial line of installation cavity, and the outer diameter of the internal diameter of mounting hole 501 and Packing spring 4
Equal, setting in this way is coupled chamber 107 by mounting hole 501 and positions to Packing spring 4, guarantees Packing spring 4 to close
The uniformity of 3 thrust of steel ball is sealed, guarantees sealed steel ball 3 to the sealing effect in cone seal hole 106；
Two lateral surfaces for screwing turret head 102 are all made of bevel structure, and setting in this way can prevent from screwing turret head 102 right
The installation of sealing nut 2 and valve body 1, which operates, to be hindered, and can guarantee the installation accuracy between sealing nut 2 and valve body 1, and
Installation accuracy between valve body 1 and equipment；
The end of sealing column 202 uses cone structure, and conical degree of conical surface is identical as the taper in greasing hole 104, is arranged in this way
Sealing column 202 can be made to come into full contact with greasing hole 104, guarantee sealing column 202 to the sealing effect in greasing hole 104.
Using the above structure, when not needing to carry out greasing, sealing nut 2 is mounted on to the end of valve body 1, passes through sealing column
202 pairs of greasing holes 104 are sealed, and realize a resealing, are pushed sealed steel ball 3 using the elastic force of Packing spring 4, will be sealed steel
Ball 3 is pressed into inside cone seal hole 106, realizes two resealings, the grease inside equipment can be effectively prevent to reveal；It needs to carry out
When greasing, sealing nut 2 is removed from the end of valve body 1, by greasing hole 104 to grease is injected inside greasing chamber 105, is utilized
The injection pressure of grease pushes sealed steel ball 3, moves sealed steel ball 3 with the contraction of Packing spring 4, until sealed steel ball
3 and cone seal hole 106 be detached from, grease is completed to equipment followed by installation cavity 107, mounting hole 501 and grease-outlet hole 502
Greasing；The taper in cone seal hole 106 is 24 °, can be avoided self-locking and self-locking caused corrosion, guarantees sealed steel ball 3 and cone
While the contact sealing effect of shape sealing hole 106, it is convenient for greasing.
Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to
In this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in variation
Or replacement, it should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should be with the power
Subject to the protection scope that benefit requires.
Claims (5)
1. one kind prevents self-locking unidirectional grease pouring valve, including valve body (1) and sealing nut (2), it is characterised in that: the valve body (1) is outside
Side is disposed with installation screw thread (103) from top to bottom, screws turret head (102) and connection screw thread (101), the installation screw thread
(103) for installing the sealing nut (2), it is described screw turret head (102) and screwed for spanner realize the valve body (1)
Installation, the connection screw thread (101) for realizing the valve body (1) and the equipment for needing greasing connection；In the valve body (1)
Portion is disposed with greasing chamber (105), cone seal hole (106) and installation cavity (107) from top to bottom, the greasing chamber (105),
The cone seal hole (106) is connected with the installation cavity (107), the bigger diameter end of the cone seal hole (106) with it is described
Installation cavity (107) is connected, and the taper of the cone seal hole (106) is 24 °, places inside the cone seal hole (106)
There are sealed steel ball (3), for being sealed to the cone seal hole (106)；Sealing is placed with inside the installation cavity (107)
Spring (4), for pushing the sealed steel ball (3) to be sealed the cone seal hole (106)；Valve body (1) upper end
It is provided with greasing hole (104), the greasing hole (104) is pyramidal structure, and the miner diameter end in the greasing hole (104) and the note
Rouge chamber (105) is connected；
The valve body (1) has plug (5) close to the end riveting of the installation cavity (107), for the Packing spring (4) into
Row limit, the plug (5) is internally provided with mounting hole (501), for placing the Packing spring (4), the plug (5)
Outer end face is provided with grease-outlet hole (502), and the grease-outlet hole (502) is connected with the mounting hole (501), constitutes note for assisting
Rouge channel；
The section of the sealing nut (2) is provided with internal screw thread, is used at " U " font structure, the inner wall of the sealing nut (2)
Cooperate the installation screw thread (103) that the sealing nut (2) is mounted on the valve body (1) upper end；In the sealing nut (2)
Top is provided with sealing column (202), for carrying out plug for seal to the greasing hole (104)；Sealing nut (2) surface is passed through
Wear and be equipped with bleeder port (201), the bleeder port (201) altogether there are two, and be symmetrically distributed in the sealing column (202) two sides.
2. one kind prevents self-locking unidirectional grease pouring valve according to claim 1, it is characterised in that: the internal diameter of the installation cavity (107)
Size is equal with the outer diameter of the Packing spring (4).
3. one kind prevents self-locking unidirectional grease pouring valve according to claim 1, it is characterised in that: the mounting hole (501) with it is described
Installation cavity (107) coaxial line, and the internal diameter of the mounting hole (501) is equal with the outer diameter of the Packing spring (4).
4. one kind prevents self-locking unidirectional grease pouring valve according to claim 1, it is characterised in that: the turret head (102) of screwing
Two lateral surfaces are all made of bevel structure.
5. one kind prevents self-locking unidirectional grease pouring valve according to claim 1, it is characterised in that: the end of the sealing column (202)
Using cone structure, and conical degree of conical surface is identical as the taper of the greasing hole (104).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821886377.1U CN209245368U (en) | 2018-11-16 | 2018-11-16 | One kind preventing self-locking unidirectional grease pouring valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821886377.1U CN209245368U (en) | 2018-11-16 | 2018-11-16 | One kind preventing self-locking unidirectional grease pouring valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209245368U true CN209245368U (en) | 2019-08-13 |
Family
ID=67528400
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821886377.1U Expired - Fee Related CN209245368U (en) | 2018-11-16 | 2018-11-16 | One kind preventing self-locking unidirectional grease pouring valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209245368U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109340415A (en) * | 2018-11-16 | 2019-02-15 | 重庆宗星机械有限责任公司 | One kind preventing self-locking unidirectional grease pouring valve |
-
2018
- 2018-11-16 CN CN201821886377.1U patent/CN209245368U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109340415A (en) * | 2018-11-16 | 2019-02-15 | 重庆宗星机械有限责任公司 | One kind preventing self-locking unidirectional grease pouring valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190813 Termination date: 20211116 |