CN203868393U - Paste ball valve - Google Patents
Paste ball valve Download PDFInfo
- Publication number
- CN203868393U CN203868393U CN201420287469.3U CN201420287469U CN203868393U CN 203868393 U CN203868393 U CN 203868393U CN 201420287469 U CN201420287469 U CN 201420287469U CN 203868393 U CN203868393 U CN 203868393U
- Authority
- CN
- China
- Prior art keywords
- valve
- preloading spring
- opening slot
- flowing channel
- slide block
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
The utility model discloses a paste ball valve which comprises a valve body, a valve ball and a valve rod. A valve body channel is arranged on the valve body, a valve seat is arranged at the outlet end of the valve body channel, the valve seat is located between the valve ball and the inner wall of the valve body, and a sealing mechanism and a pre-tighten spring component are arranged between the valve seat and the inner wall of the valve body channel. The pre-tighten spring component comprises a first pre-tighten spring and a second pre-tighten spring, a sliding block is arranged between the first pre-tighten spring and the second pre-tighten spring, the valve seat is provided with a sliding way matched with the sliding block, one end of the first pre-tighten spring abuts against the inner wall of the valve body channel, and the other end of the first pre-tighten spring abuts against one end of the sliding block. The other end of the sliding block abuts against the second pre-tighten spring, and the other end of the second pre-tighten spring is fixedly arranged at one end, facing the valve ball, of the valve seat. The paste ball valve is simple in structure, good in spring pre-tighten capacity, good in sealing effect, and long in service life.
Description
Technical field
The utility model belongs to valve technology field, especially a kind of for controlling the ball valve of slurry discharging.
Background technique
Slurry ball valve is arranged on the discharging as open-shut device control silver slurry on the discharging mechanism of carrying silver slurry.Slurry ball valve of the prior art; comprise valve body, valve rod, valve ball, valve seat; valve body is provided with valve channel; valve seat is arranged between valve ball and valve body, between valve inner and valve seat, is provided with preloading spring, conventionally adopts helical spring; due in the process of carrying silver to starch; silver slurry particle can be gathered in spring eye, causes spring stuck, causes valve seal to lose efficacy.
Model utility content
In order to overcome the deficiencies in the prior art, the utility model provides a kind of slurry ball valve, and the preloading spring assembly in this ball valve is not easy by medium stuck, has extended valve working life.
To achieve these goals, the technical solution adopted in the utility model is: a kind of slurry ball valve, comprise valve body, valve ball and valve rod, valve body is provided with valve flowing channel, the outlet end of valve flowing channel is provided with valve seat, valve seat is arranged between valve ball and valve interior wall, between valve seat and valve flowing channel inwall, be provided with sealing mechanism and preloading spring assembly, it is characterized in that: preloading spring assembly comprises the first preloading spring and the second preloading spring, between the first preloading spring and the second preloading spring, be provided with slide block, valve seat is provided with the slideway coordinating with slide block, one end butt of the first preloading spring valve flowing channel inwall, the other end butt of the first preloading spring slide block one end, the slide block the other end and the second preloading spring butt, the second preloading spring the other end is installed in valve seat one end towards valve ball.
Said structure, valve seat is provided with two groups of preloading springs, the first preloading spring is near valve flowing channel one end, the second preloading spring is near valve ball one end, two groups of preloading springs have not only increased pretightening force, even and ought be stuck by the first preloading spring wherein, still have the second preloading spring can ensure normal work, extended the working life of valve body.
As further setting of the present utility model, on described valve seat, offer the opening slot parallel with valve flowing channel axis, described slide block is arranged in opening slot, described installation of slide track is at the bottom of opening slot sidewall, described opening slot coordinates with space of slider, one end that butt valve flowing channel inwall and slide block respectively, the two ends of described the first preloading spring, one end of the second preloading spring and slide block the other end butt, the other end of the second preloading spring is installed on the rear sidewall of opening slot.
In said structure, opening slot is set on valve seat, in the time that slide block slides along slideway under the effect of the second preloading spring and the first preloading spring power, the upper side wall of opening slot and bottom sidewall are to the effect of slide block limited location, can ensure the axial steady motion of slide block along opening slot, the axial and valve flowing channel parallel to an axis of this opening slot, the opening end of opening slot is front end, the end face relative with opening end is rear sidewall, and the upper side wall of opening slot and bottom sidewall are with reference to the direction setting in accompanying drawing 1.
As further setting of the present utility model, described valve seat outer wall is the setting of two-stage ledge structure, described opening slot is between First terrace and second step face, between described second step face and valve flowing channel inwall, be provided with primary seal circle, between described First terrace and valve flowing channel inwall, be also provided with primary seal circle.
In said structure, opening slot and preloading spring assembly are between the First terrace and second step face of valve seat, and primary seal circle is separately positioned on second step face and First terrace and forms primary seal, by fluid isolation outside preloading spring assembly.
As further setting of the present utility model, the affixed one end of described valve flowing channel inwall and the first preloading spring is provided with part and stretches into the projection in opening slot, projection outward edge and opening slot inwall Spielpassung, be connected by auxiliary seal ring between the upper-end surface of described projection and described opening slot and bottom sidewall.
In said structure, the projection arranging on valve flowing channel can the effect slippage along with preloading spring power along the axial slideway of opening slot, ensure the stability of its motion, and auxiliary seal ring between projection and opening slot, form double seal mechanism with above-mentioned primary seal circle, even in the situation that primary seal circle lost efficacy, this auxiliary seal ring also can play seal action, improve the sealing effect of valve, and extended the working life of valve.
Adopt such scheme, the utility model is simple in structure, initial tension of spring good, good sealing effect, long service life.
Below in conjunction with accompanying drawing, the utility model is further described.
Brief description of the drawings
Accompanying drawing 1 is the utility model specific embodiment structural representation;
Accompanying drawing 2 is the partial enlarged drawing of A in the utility model specific embodiment accompanying drawing 1;
Accompanying drawing 3 is the structural representation of the utility model specific embodiment valve seat.
Embodiment
Specific embodiment of the utility model is slurry ball valve as Figure 1-3, comprise valve body 1, valve ball 2 and valve rod 3, valve body 1 is provided with valve flowing channel 11, the outlet end 111 of valve flowing channel 11 is provided with valve seat 4, valve seat 4 is arranged between valve ball 2 and valve body 1 inwall, between valve seat 4 and valve flowing channel 11 inwalls, be provided with sealing mechanism and preloading spring assembly, preloading spring assembly comprises the first preloading spring 51 and the second preloading spring 52, between the first preloading spring 51 and the second preloading spring 52, be provided with slide block 53, valve seat 4 is provided with the slideway coordinating with slide block 53, one end butt of the first preloading spring 51 valve flowing channel 11 inwalls, the other end butt of the first preloading spring 51 slide block 53 one end, slide block 53 the other ends and the second preloading spring 52 butts, second preloading spring 52 the other ends are installed in valve seat 4 one end towards valve ball 2.Valve seat 4 is provided with two groups of preloading springs, the first preloading spring 51 is near valve flowing channel 11 one end, the second preloading spring 52 is near valve ball 2 one end, two groups of preloading springs have not only increased pretightening force, even and if ought be stuck by the first preloading spring 51 wherein, still have the second preloading spring 52 can ensure normal work, extended the working life of ball valve.
On above-mentioned valve seat 4, offer the opening slot 41 parallel with valve flowing channel 11 axis, slide block 53 is arranged in opening slot 41, installation of slide track is at the bottom of opening slot 41 sidewall, opening slot 41 and slide block 53 Spielpassung, one end that butt valve flowing channel 11 inwalls and slide block 53 respectively, the two ends of the first preloading spring 51, one end of the second preloading spring 52 and slide block 53 the other end butts, the other end of the second preloading spring 52 is installed on the rear sidewall of opening slot 41.Opening slot 41 is set on valve seat 4, in the time that slide block 53 slides along slideway under the effect of the second preloading spring 52 and the first preloading spring power 51, the upper side wall of opening slot 41 and bottom sidewall are to slide block 53 limited location effects, can ensure the axial steady motion of slide block 53 along opening slot 41, axial and valve flowing channel 11 parallel to an axiss of this opening slot 41, the opening end of opening slot 41 is front end, the end face relative with opening end is rear sidewall, and the upper side wall of opening slot and bottom sidewall are with reference to the direction setting in accompanying drawing 1.
Above-mentioned valve seat 4 outer walls are the setting of two-stage ledge structure, opening slot 41 is between First terrace 422 and second step face 423, between second step face 423 and valve flowing channel 11 inwalls, be provided with primary seal circle 61, between First terrace 422 and valve flowing channel 11 inwalls, be also provided with primary seal circle 61.Opening slot 41 and preloading spring assembly are between the First terrace 422 and second step face 423 of valve seat 4, primary seal circle 61 is separately positioned on second step face 423 and First terrace 422 and forms primary seal, by fluid isolation outside preloading spring assembly.
The affixed one end of above-mentioned valve flowing channel 11 inwalls and the first preloading spring 51 is provided with part and stretches into the projection 112 in opening slot 41, projection 112 outward edges and opening slot 41 inwall Spielpassung, be connected by auxiliary seal ring 62 between the upper-end surface of projection 112 and opening slot 41 and bottom sidewall.The projection 112 arranging on valve flowing channel 11 can the effect slippage along with preloading spring power along the axial slideway of opening slot 41, ensure the stability of its motion, and auxiliary seal ring 62 between projection 112 and opening slot 41, form double seal mechanism with above-mentioned primary seal circle 61, even in the situation that primary seal circle 61 lost efficacy, this auxiliary seal ring 62 also can play seal action, has improved the sealing effect of valve, and has extended the working life of valve.
The utility model is simple in structure, initial tension of spring good, good sealing effect, long service life.
Claims (4)
1. a slurry ball valve, comprise valve body, valve ball and valve rod, valve body is provided with valve flowing channel, the outlet end of valve flowing channel is provided with valve seat, valve seat is arranged between valve ball and valve interior wall, between valve seat and valve flowing channel inwall, be provided with sealing mechanism and preloading spring assembly, it is characterized in that: preloading spring assembly comprises the first preloading spring and the second preloading spring, between the first preloading spring and the second preloading spring, be provided with slide block, valve seat is provided with the slideway coordinating with slide block, one end butt of the first preloading spring valve flowing channel inwall, the other end butt of the first preloading spring slide block one end, the slide block the other end and the second preloading spring butt, the second preloading spring the other end is installed in valve seat one end towards valve ball.
2. slurry ball valve according to claim 1, it is characterized in that: on described valve seat, offer the opening slot parallel with valve flowing channel axis, described slide block is arranged in opening slot, described installation of slide track is at the bottom of opening slot sidewall, described opening slot coordinates with space of slider, one end that butt valve flowing channel inwall and slide block respectively, the two ends of described the first preloading spring, one end of the second preloading spring and slide block the other end butt, the other end of the second preloading spring is installed on the rear sidewall of opening slot.
3. slurry ball valve according to claim 2, it is characterized in that: described valve seat outer wall is the setting of two-stage ledge structure, described opening slot is between First terrace and second step face, between described second step face and valve flowing channel inwall, be provided with primary seal circle, between described First terrace and valve flowing channel inwall, be also provided with primary seal circle.
4. slurry ball valve according to claim 3, it is characterized in that: the affixed one end of described valve flowing channel inwall and the first preloading spring is provided with part and stretches into the projection in opening slot, projection outward edge and opening slot inwall Spielpassung, be connected by auxiliary seal ring between the upper-end surface of described projection and described opening slot and bottom sidewall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420287469.3U CN203868393U (en) | 2014-05-30 | 2014-05-30 | Paste ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420287469.3U CN203868393U (en) | 2014-05-30 | 2014-05-30 | Paste ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203868393U true CN203868393U (en) | 2014-10-08 |
Family
ID=51649348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420287469.3U Active CN203868393U (en) | 2014-05-30 | 2014-05-30 | Paste ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203868393U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104405919A (en) * | 2014-11-28 | 2015-03-11 | 苏州市吴中区大陆电子设备厂 | Ball valve regulating device |
| CN117869619A (en) * | 2024-03-12 | 2024-04-12 | 成都成高阀门股份有限公司 | Ball valve with novel valve rod coupling mechanism |
| CN117869619B (en) * | 2024-03-12 | 2024-05-17 | 成都成高阀门股份有限公司 | Ball valve with novel valve rod coupling mechanism |
-
2014
- 2014-05-30 CN CN201420287469.3U patent/CN203868393U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104405919A (en) * | 2014-11-28 | 2015-03-11 | 苏州市吴中区大陆电子设备厂 | Ball valve regulating device |
| CN117869619A (en) * | 2024-03-12 | 2024-04-12 | 成都成高阀门股份有限公司 | Ball valve with novel valve rod coupling mechanism |
| CN117869619B (en) * | 2024-03-12 | 2024-05-17 | 成都成高阀门股份有限公司 | Ball valve with novel valve rod coupling mechanism |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203657298U (en) | Electronic expansion valve | |
| CN203214993U (en) | Novel pressure reducing valve | |
| CN202659991U (en) | Slow-closing check valve | |
| CN203868393U (en) | Paste ball valve | |
| CN203627868U (en) | Novel distraction spherical intercepting valve | |
| CN202579789U (en) | Jacking-pulling type hydraulic buffer | |
| CN204458961U (en) | Air buffer | |
| CN203477563U (en) | Single-dual effect integrated shifting fork pneumatic executor assembly | |
| CN202432037U (en) | Stop valve | |
| CN207696167U (en) | A kind of numerical control back-off machine material drag slot assembly elastic mechanism | |
| CN203963117U (en) | Two-position-five-way solenoid valve | |
| CN203656210U (en) | Flow control valve | |
| CN202182240U (en) | Electromagnetic valve | |
| CN207796127U (en) | self-sealing gate valve | |
| CN206682369U (en) | A kind of ball-and-spring valve for rig self priming pump | |
| CN204004535U (en) | A kind of valve seat construction of ball valve | |
| CN204592402U (en) | A kind of mechanical throttle | |
| CN203214898U (en) | Sealing structure of bottom valve | |
| CN102635662B (en) | Top-pull-type hydraulic buffer | |
| CN103867766A (en) | Throttling valve | |
| CN203939810U (en) | A kind of oil hydraulic cylinder of built-in variable throttling damping device | |
| CN209444875U (en) | A kind of electromagnetic pilot head easy to use | |
| CN203374904U (en) | Pressure regulating valve | |
| CN203910406U (en) | Proportion electro-magnet | |
| CN203050347U (en) | Ball screw hanging arm type door opener |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |