CN201363451Y - Quick-service piston ball valve - Google Patents
Quick-service piston ball valve Download PDFInfo
- Publication number
- CN201363451Y CN201363451Y CNU2009201054499U CN200920105449U CN201363451Y CN 201363451 Y CN201363451 Y CN 201363451Y CN U2009201054499 U CNU2009201054499 U CN U2009201054499U CN 200920105449 U CN200920105449 U CN 200920105449U CN 201363451 Y CN201363451 Y CN 201363451Y
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- valve
- valve base
- base
- movable
- movable upper
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Abstract
The utility model relates to a quick-service piston ball valve, belonging to the field of valves; comprising a valve body, a movable lower valve base, a ball body, a movable upper valve base, a valve cover and a valve pole; left and right cavities which are communicated are arranged in the valve body, a ball body is arranged between inner cavities of the movable upper valve base and the movable lower valve base, a lug at the lower end of the valve pole is joggle-jointed with a groove at the upper end of the ball body, wherein the inner cavities of the valve body are provided with the movable lower valve base and the movable lower valve base, a first disc spring is arranged between the right end surface of the movable lower valve base and a first step surface of the inner cavity of the valve body, a bead is arranged at the middle part of the movable upper valve base, a second disc spring is arranged between the left end surface of the movable upper valve base and a second step surface of the inner cavity of the valve body, the right part of the valve cover is provided with a cavity, the left end surface of the movable upper valve base is attached with the left end surface of the cavity of the valve cover, and a third disc spring is arranged between the left end surface of the beam of the movable upper valve base and the right end surface of the valve cover. The ball valve has small abrasion and long service life, and is easy to repair.
Description
Technical field
The utility model relates to a kind of valve, refers to a kind of quick service type piston ball valve especially.
Background technique
The structural representation of existing piston ball valve as shown in Figure 1, it comprises handle 1 ', connect dish 2 ', bearing 3 ', pillar screw rod 4 ', valve body 5 ', movable lower valve base 6 ', spheroid 7 ', stud bolt 9 ', nut 10 ', the valve gap 11 ' that is made into integration with movable upper valve base 8 ', filler 12 ', Gland 13 ', belleville spring 14 ', regulate bolt 15 ' and valve rod 16 ', valve rod 16 ' the upper end of this ball valve is passed and is connect dish 2 ' and handle 1 ', connecing dish 2 ' is fixed on the valve rod 16 ' by bearing 3 ', handle 1 ' is spirally connected fixing with valve rod 16 ' top by bolt, Gland 13 ' is passed in valve rod 16 ' lower end, filler 12 ' and valve body 5 ', the cavity that communicates about being provided with in the valve body 5 ', valve body 5 ' inner chamber is respectively arranged with first step face 51 ' from right to left, second step face 52 ' and the 3rd step surface 53 ', valve body 5 ' inner chamber is placed with movable lower valve base 6 ', this activity lower valve base 6 ' right part is against on the first step face 51 ' of valve body 5 ' inner chamber, movable upper valve base 8 ' right-hand member is against on the second step face 52 ' of valve body 5 ', movable upper valve base 8 ' is cavity body with movable lower valve base 6 ', be provided with water intake 81 ' in the movable upper valve body 8 ' cavity, the cavity of movable lower valve base 6 ' communicates with the cavity of valve body 5 ' and is water outlet 61 ', between movable upper valve base 8 ' and movable lower valve base 6 ' inner chamber, be provided with spheroid 7 ', the groove joggle of the projection of valve rod 16 ' lower end and spheroid 7 ' upper end, this ball valve is realized valve opening or closure by spheroid 7 ' along its longitudinal axis rotation, valve is a closed condition among this figure, valve gap 11 ' middle part is against on the 3rd step surface 53 ' of valve body 5 ', valve body 5 ' left surface and valve gap 11 ' are spirally connected fixing by stud bolt 9 ' and nut 10 ', pillar screw rod 4 ' passes and connects dish 2 ' surface, Gland 13 ' surface is spirally connected with valve body 5 ' upper surface, regulates bolt 15 ' and passes belleville spring 14 ', Gland 13 ' back is spirally connected with valve body 5 ' upper surface.
The shortcoming of this kind ball valve is that spheroid 7 ' produces hard extrusion abrasion in rotation process or when being expanded with heat and contract with cold size variation and between movable upper valve base 8 ' and the movable lower valve base 6 ', be easy to damage spheroid 7 ' like this, movable upper valve base 8 ', and the surface of contact between the movable lower valve base 6 ', ball valve is reduced working life, and when at repairing damaged parts, when repairing activity upper valve base 8 ' and movable lower valve base 6 ', earlier pillar screw rod 4 ' and adjusting bolt 15 ' are outwarded winding, make it break away from valve body 5 ' respectively, then with handle 1 ', connect dish 2 ', bearing 3 ', pillar screw rod 4 ', filler 12 ', Gland 13 ', belleville spring 14 ', regulating bolt 15 ' and valve rod 16 ' takes out in the lump, unscrew stud bolt 9 ' and nut 10 ' again, valve gap 11 ' is taken out in valve body 5 ', because movable upper valve base 8 ' is an one with valve gap 11 ', therefore, in case movable bonnet 8 ' wearing and tearing are gone bad to such an extent that all replace together with lid 11 ', because movable lower valve base 6 ' closely is arranged on the first step face 51 ' of valve body 5 ' and is difficult to take out, therefore repair very inconvenient, in the time of can only working as spheroid 7 ' damage, can take out separately and repair or change.
The model utility content
The purpose of this utility model is to provide a kind of quick service type piston ball valve, and the wearing and tearing of its ball valve are little, long service life and easy-maintaining.
To achieve these goals, technical solution of the present utility model is: a kind of quick service type piston ball valve, comprise valve body, movable lower valve base, spheroid, movable upper valve base, valve gap and valve rod, the cavity that communicates about being provided with in the described valve body, be provided with a spheroid between movable upper valve base and the movable lower valve base inner chamber, the groove joggle of the projection of valve rod lower end and spheroid upper end, wherein said body cavity is equipped with movable lower valve base and movable upper valve base, be provided with first belleville spring between described movable lower valve base right side and the body cavity first step face, described movable upper valve base middle part is provided with fin, be provided with second belleville spring between the second step face of described fin right side and body cavity, described valve gap right part is provided with cavity, fitting in described movable upper valve base left side and valve gap cavity left side, is provided with the 3rd belleville spring between described movable upper valve base fin left side and the valve gap right side.
The utility model quick service type piston ball valve, wherein said first, second and third belleville spring is the spring steel material.
The utility model quick service type piston ball valve is provided with sealing gasket between wherein said valve gap middle part and body cavity the 3rd step surface.
The utility model quick service type piston ball valve, wherein said sealing gasket adopts the Expanded graphite material.
After adopting such scheme, the utility model quick service type piston ball valve is being provided with belleville spring respectively between movable upper valve base and movable lower valve base and the body cavity and between movable upper valve base and the valve gap, when spheroid rotates or when spheroid is expanded with heat and contract with cold size variation, between spheroid and movable upper valve base and the movable lower valve base owing to there is spring force to make it that activity surplus be arranged each other, reduced hard extruding each other, therefore make the ball valve life-span prolong, in addition valve gap and movable upper valve base are arranged to independently two parts, belleville spring is being set between its surface of contact and between movable lower valve base and valve body, belleville spring is being set, when needing repairing activity upper valve base or movable lower valve base, can movable upper valve base or movable lower valve base be taken out from valve gap or body cavity respectively by spring force, make maintenance easily.
Description of drawings
Fig. 1 is the structural representation of existing piston ball valve;
Fig. 2 is the structural representation of the utility model quick service type piston ball valve;
Fig. 3 is the decomposing schematic representation of the utility model quick service type piston ball valve.
Embodiment
See also the structural representation and the decomposing schematic representation of Fig. 2 and the utility model quick service type piston ball valve shown in Figure 3, this ball valve comprises valve body 1, movable lower valve base 2, spheroid 3, movable upper valve base 4, valve gap 5 and valve rod 6, the cavity that communicates about being provided with in the valve body 1, valve body 1 inner chamber is equipped with movable lower valve base 2 and movable upper valve base 4, be provided with spheroid 3 between movable upper valve base 4 and movable lower valve base 2 inner chambers, the groove joggle of the projection of valve rod 6 lower ends and spheroid 7 upper ends, valve is a closed condition among this embodiment, be provided with first belleville spring 7 between movable lower valve base 2 right sides and the valve body 1 inner chamber first step face, movable upper valve base 4 middle parts are provided with fin 41, be provided with second belleville spring 8 between the second step face of fin 41 right sides and valve body 1 inner chamber, valve gap 5 right parts are provided with cavity 51, fitting in movable upper valve base 4 left sides and valve gap cavity 51 left sides, is provided with the 3rd belleville spring 9 between movable upper valve base fin 41 left sides and valve gap 5 right sides.
The utility model quick service type piston ball valve is because between movable lower valve base 2 and movable upper valve base 4 and valve body 1 inner chamber, between movable upper valve base 4 and the valve gap 5 first belleville spring 7 is set respectively, second belleville spring 8 and the 3rd belleville spring 9, when spheroid 3 rotates or at spheroid 3, expanded with heat and contract with cold size when changing, between spheroid 3 and movable lower valve base 2 and the movable upper valve base 4 owing to there is the effect of belleville spring elastic force to make it that activity surplus be arranged each other, reduced hard extruding each other, therefore make the ball valve life-span prolong, in addition valve gap 5 and movable upper valve base 4 are arranged to independently two parts, the 3rd belleville spring is being set between its surface of contact and second belleville spring 8 is being set between movable lower valve base 2 and valve body 1, when needing repairing activity upper valve base 4, can movable upper valve base 4 directly be taken off by spring force, by first belleville spring 7 is set between movable lower valve base 2 and valve body 1, can movable lower valve base be taken out from valve body 1 inner chamber by spring force, keep in repair very convenient.
The above embodiment is described preferred implementation of the present utility model; be not that scope of the present utility model is limited; under the prerequisite that does not break away from the utility model design spirit; various distortion and improvement that the common engineers and technicians in related domain make the technical solution of the utility model all should fall in the definite protection domain of claims of the present utility model.
Claims (4)
1, a kind of quick service type piston ball valve, comprise valve body (1), movable lower valve base (2), spheroid (3), movable upper valve base (4), valve gap (5) and valve rod (6), the cavity that communicates about being provided with in the described valve body (1), be provided with a spheroid (3) between movable upper valve base (4) and movable lower valve base (2) inner chamber, the groove joggle of the projection of valve rod (6) lower end and spheroid (7) upper end, it is characterized in that: described valve body (1) inner chamber is equipped with movable lower valve base (2) and movable upper valve base (4), be provided with first belleville spring (7) between described movable lower valve base (2) right side and valve body (1) the inner chamber first step face, described movable upper valve base (4) middle part is provided with fin (41), be provided with second belleville spring (8) between the second step face of described fin (41) right side and valve body (1) inner chamber, described valve gap (5) right part is provided with cavity (51), fitting in described movable upper valve base (4) left side and valve gap cavity (51) left side, is provided with the 3rd belleville spring (9) between described movable upper valve base fin (41) left side and valve gap (5) right side.
2, quick service type piston ball valve as claimed in claim 1 is characterized in that: described first, second and third belleville spring (7,8,9) is the spring steel material.
3, quick service type piston ball valve as claimed in claim 2 is characterized in that: be provided with sealing gasket (10) between described valve gap (5) middle part and valve body (1) inner chamber the 3rd step surface.
4, quick service type piston ball valve as claimed in claim 3 is characterized in that: described sealing gasket (10) adopts the Expanded graphite material.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2009201054499U CN201363451Y (en) | 2009-01-24 | 2009-01-24 | Quick-service piston ball valve |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2009201054499U CN201363451Y (en) | 2009-01-24 | 2009-01-24 | Quick-service piston ball valve |
Publications (1)
Publication Number | Publication Date |
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CN201363451Y true CN201363451Y (en) | 2009-12-16 |
Family
ID=41474115
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNU2009201054499U Expired - Fee Related CN201363451Y (en) | 2009-01-24 | 2009-01-24 | Quick-service piston ball valve |
Country Status (1)
Country | Link |
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CN (1) | CN201363451Y (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103115179A (en) * | 2013-02-04 | 2013-05-22 | 连云港远洋流体装卸设备有限公司 | Small-bore emergency separated valve special for ultralow temperature |
CN110374478A (en) * | 2018-04-12 | 2019-10-25 | 宜兴市人防设备厂有限公司 | A kind of improved people's air defense door leaf sealed beam casing and pick out axle construction |
-
2009
- 2009-01-24 CN CNU2009201054499U patent/CN201363451Y/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103115179A (en) * | 2013-02-04 | 2013-05-22 | 连云港远洋流体装卸设备有限公司 | Small-bore emergency separated valve special for ultralow temperature |
CN110374478A (en) * | 2018-04-12 | 2019-10-25 | 宜兴市人防设备厂有限公司 | A kind of improved people's air defense door leaf sealed beam casing and pick out axle construction |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091216 Termination date: 20110124 |