CN202991450U - Four-way combination valve for plunger pump - Google Patents
Four-way combination valve for plunger pump Download PDFInfo
- Publication number
- CN202991450U CN202991450U CN2012205799835U CN201220579983U CN202991450U CN 202991450 U CN202991450 U CN 202991450U CN 2012205799835 U CN2012205799835 U CN 2012205799835U CN 201220579983 U CN201220579983 U CN 201220579983U CN 202991450 U CN202991450 U CN 202991450U
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- port
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- limited post
- sealing plug
- spare
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Abstract
The utility model provides a four-way combination valve for a plunger pump. The four-way combination valve comprises a first sealing unit, a second sealing unit, a two-way material feeding valve seat, a three-way material discharging valve seat and a crossed four-way piece, wherein a first port of the four-way piece is communicated with a first port of the two-way material feeding valve seat through a flange; a third port of the four-way piece is communicated with a first port of the three-way material discharging valve seat through a flange; the first sealing unit comprises a first limiting column, a first guide seat and a first spring; the flange arranged at the first port of the two-way material feeding valve seat is provided with a first sealing hole matched with a first sealing plug; the second sealing unit comprises a second limiting column, a second guide seat and a second spring; and the flange arranged at the third port of the four-way piece is provided with a second sealing hole matched with the second sealing plug. The four-way combination valve is simple, rational and compact in structure; problems in the prior art are solved; and the advantages of good sealing effect, stability in material conveying and high conveying efficiency are realized.
Description
Technical field
The utility model relates to the four-way valve technology, relates in particular to a kind of plunger pump four-way combination brake switch and proporting.
Background technique
The chemical industry metallurgical industry often relates to the pressurized delivered of high solid content, low liquid-solid ratio material, and it is one of modal pressurized delivered equipment that plunger pump coordinates with oscillatory valve.For example, extract in the production process of aluminium oxide at pulverized fuel ash pre-desiliconizing soda lime sintering process, need to be with the mixed material pressurized delivered to the grog calcining kiln.Material to be conveyed contains admittedly up to 60% left and right, and the material that enters simultaneously chamotte kiln needs atomizing fully, so the discharge pressure of material must be up to more than 18kg.At present, adopt plunger pump to coordinate realization with oscillatory valve for the grog calcining kiln provides mixed material, but because of the defective of oscillatory valve self structure, make it have following problem when pressurized delivered: the oscillatory valve sealing effect is poor, is prone to material with Louing, the working pressure shakiness more; Equipment failure rate is high, and mass transport is unstable, efficient is low.Design and research and develop rational pressurized delivered equipment, stable, efficient conveying material becomes a problem demanding prompt solution.
The model utility content
The purpose of this utility model is, has the not good problem of sealing effect for above-mentioned oscillatory valve, proposes a kind of plunger pump four-way combination brake switch and proporting, with the advantage that realizes that sealing effect is good, mass transport stable, transfer efficiency is high.
For achieving the above object, the technical solution adopted in the utility model is: a kind of plunger pump four-way combination brake switch and proporting, comprise the first sealing unit, the second sealing unit, two logical charging valve seat, threeway discharging valve seat and " ten " font four-way spares,
Described two logical charging valve seats comprise two logical charging valve seat first end mouths and two logical charging valve seat the second ports; Described threeway discharging valve seat comprises threeway discharge valve the first port, threeway discharge valve the second port and threeway discharge valve the 3rd port; Described four-way spare comprises four-way spare the first port, four-way spare the second port, four-way spare the 3rd port and four-way spare the 4th port;
Described four-way spare the first port is communicated with by flange with two logical charging valve seat first end mouths, and described four-way spare the 3rd port is communicated with by flange with threeway discharging valve seat first end mouth;
Described the first sealing unit comprises the first limited post, the first guide holder and the first spring, described the first guide holder is fixed in four-way spare near on the inwall of four-way spare the first port, described the first limited post one end is fixed with the first sealing plug, described the first limited post is movably arranged in the first guide holder away from an end of the first sealing plug, the first limited post can be moved along the first limited post length direction, be arranged with the first spring on the first limited post between described the first sealing plug and the first guide holder; The flange at described two logical charging valve seat first end mouth places is provided with the first closed hole that is complementary with the first sealing plug;
Described the second sealing unit comprises the second limited post, the second guide holder and the second spring, described the second guide holder is fixed in the threeway discharge valve near on the inwall of threeway discharge valve the first port, described the second limited post one end is fixed with the second sealing plug, described the second limited post is movably arranged in the second guide holder away from an end of the second sealing plug, the second limited post can be moved along the second limited post length direction, be arranged with the second spring on the second limited post between described the second sealing plug and the second guide holder; The flange of described four-way spare the 3rd port is provided with the second closed hole that is complementary with the second sealing plug.
Further, be provided with detachable lid on described four-way spare the 4th port and threeway discharge valve the 3rd port.
Further, described four-way spare the first port and four-way spare the 3rd port are oppositely arranged.
Further, described two logical feeding valves are the logical feeding valve of " L " shape two.
Further, the port of described threeway discharge valve the second port for dwindling to the opening direction internal diameter.Further, described the first sealing plug and/or the second sealing plug are the taper type sealing plug.
Further, described the first guide holder is semicircle, and described semicircular arc section and four-way spare inwall are fixed.
Further, described the second guide holder is semicircle, and described semicircular arc section and threeway discharge valve inwall are fixed.
Further, described lid is blind flange.
The utility model plunger pump working principle of four-way combination brake switch and proporting: the piston of plunger pump is communicated with four-way spare the second port, and two-way feeding valve the second port provides equipment to be communicated with material, and threeway feeding valve the second port is communicated with the material receiving equipment; During work, the backhaul of plunger pump piston, four-way spare internal pressure reduces, and the first sealing unit is opened, the second sealing unit sealing, material enters four-way spare; The stroke of plunger pump piston, four-way spare internal pressure increases, the first sealing unit sealing, the second sealing unit is opened, and in four-way valve, material enters the threeway discharge valve, and then is discharged by threeway discharge valve the second port; Plunger pump backhaul, stroke constantly circulate, and complete the pressurized delivered of material.
The utility model plunger pump is simple and reasonable for structure with the four-way combination brake switch and proporting, compared with prior art has the following advantages:
(1), adopt two sealing units to be equipped with, sealing effect is good, working pressure is stable, mass transport is stable;
(2), equipment failure rate is low, spare parts consumption is few, operation and maintenance cost is low.
The utility model plunger pump is applicable to the material pressurized delivered of high solid content, low liquid-solid ratio with the four-way combination brake switch and proporting.
Description of drawings
Fig. 1 is the structural representation that the utility model plunger pump is used the four-way combination brake switch and proporting;
Fig. 2 is the A district enlarged view in Fig. 1.
Embodiment
Fig. 1 is the utility model plunger pump with the structural representation of four-way combination brake switch and proporting, and Fig. 2 is the A district enlarged view in Fig. 1.
This enforcement discloses a kind of plunger pump four-way combination brake switch and proporting, can be used in ash conveying mixed material and similar materials, as depicted in figs. 1 and 2, this plunger pump comprises the first sealing unit, the second sealing unit, " L " shape two logical charging valve seat, threeway discharging valve seat and " ten " font four-way spare with the four-way combination brake switch and proporting;
Two logical charging valve seats comprise two logical charging valve seat first end mouths 5 and two logical charging valve seat the second ports 6; Threeway discharging valve seat comprises threeway discharge valve the first port 7, threeway discharge valve the second port 8 and threeway discharge valve the 3rd port 9, the port of threeway discharge valve the second port 8 for dwindling to the opening direction internal diameter; Four-way spare comprises four-way spare the first port one, four-way spare the second port 2, four-way spare the 3rd port 3 and four-way spare the 4th port 4; Wherein four-way spare the first port one and four-way spare the 3rd port 3 are oppositely arranged.
Four-way spare the first port one is communicated with by flange with two logical charging valve seat first end mouths 5, and four-way spare the 3rd port 3 is communicated with by flange with threeway discharging valve seat first end mouth 7;
The first sealing unit comprises the first limited post 10, the first guide holder 11 and the first spring 12, the first guide holder 11 is semicircle, inwall near four-way spare the first port one in semicircular arc section and four-way spare is welded and fixed, and the first limited post 10 1 ends are fixed with the first sealing plug 13.Particularly, this first sealing plug 13 is the taper type sealing plug, the bottom surface of taper type sealing plug and the first limited post 10 are welded and fixed, the first limited post 10 is movably arranged in the first guide holder 11 away from an end of the first sealing plug 13, the first limited post 10 can be moved along the first limited post 10 length directions, be arranged with the first spring 12 on the first limited post 10 that the first sealing plug 13 and the first guide holder are 11; The flange at two logical charging valve seat first end mouth 5 places is provided with the first closed hole that is complementary with the first sealing plug 13;
the second sealing unit comprises the second limited post, the second guide holder and the second spring, the second guide holder is semicircle, the inwall of semicircular arc section and threeway discharge valve the first port is welded and fixed, the second limited post one end is fixed with the second sealing plug, particularly, this second sealing plug is the taper type sealing plug, the bottom surface of taper type sealing plug and the second limited post are welded and fixed, the second limited post is movably arranged in the second guide holder away from an end of the second sealing plug, the second limited post can be moved along the second limited post length direction, be arranged with the second spring on the second limited post between the second sealing plug and the second guide holder, the flange at four-way spare the 3rd port 3 places is provided with the second closed hole that is complementary with the second sealing plug,
Be provided with detachable lid on 9 mouthfuls, four-way spare the 4th port 4 and threeway discharge valve the 3rd end.
The utility model plunger pump is with the working principle of four-way combination brake switch and proporting: take pressurized delivered mixture of fly ash material as example, the piston of plunger pump is communicated with four-way spare the second port 2, two-way feeding valve the second port 6 is communicated with the material transportation pump, and 8 mouthfuls, threeway feeding valve the second end is communicated with the grog calcining kiln
During work, the backhaul of plunger pump piston, four-way spare internal pressure reduces, and the first sealing plug 13 of the first sealing unit axially moves to the first guide holder 11 directions along the first limited post 10, the first sealing plug 13 is deviate from the first closed hole, and the material in the two-way feeding valve enters in four-way spare; Simultaneously, because being negative pressure in four-way spare, the second sealing plug of the second sealing unit and the second closed hole coordinate realizes sealing;
The stroke of plunger pump piston, four-way spare internal pressure increases, and the first sealing plug 13 of the first sealing unit axially moves to the first closed hole direction along the first limited post 10, and the first sealing plug 13 coordinates with the first closed hole realizes sealing; The second sealing plug of while the second sealing unit axially moves to the second guide holder direction along the second limited post, and the second sealing plug is deviate from the second closed hole, and the material in four-way spare enters the threeway discharge valve, and then is discharged by threeway discharge valve the second port 8;
Plunger pump backhaul, stroke constantly circulate, and complete the pressurized delivered of material;
When plunger pump is used the four-way combination brake switch and proporting through a period of time running or is observed mass transport smooth, open the lid of four-way spare the 4th port and threeway discharge valve the 3rd port, change the parts (for example the first limited post, the first guide holder or the first spring) of the first sealing unit and the parts (for example the second limited post, the second guide holder or the second spring) of the second sealing unit, to guarantee this pump plug four-way combination brake switch and proporting conveying material stably.
The utility model is not limited to the disclosed plunger pump of above-described embodiment four-way combination brake switch and proporting, and the change of four-way spare, threeway discharge valve and two-way feeding valve shape is all in protection domain of the present utility model.
It should be noted that at last: above each embodiment is not intended to limit only in order to the technical solution of the utility model to be described; Although with reference to aforementioned each embodiment, the utility model is had been described in detail, those of ordinary skill in the art is to be understood that: it still can be modified to the technological scheme that aforementioned each embodiment puts down in writing, and perhaps some or all of technical characteristics wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the scope of each embodiment's technological scheme of the utility model.
Claims (8)
1. a plunger pump four-way combination brake switch and proporting, is characterized in that, comprises the first sealing unit, the second sealing unit, two logical charging valve seat, threeway discharging valve seat and " ten " font four-way spares,
Described two logical charging valve seats comprise two logical charging valve seat first end mouths and two logical charging valve seat the second ports; Described threeway discharging valve seat comprises threeway discharge valve the first port, threeway discharge valve the second port and threeway discharge valve the 3rd port; Described four-way spare comprises four-way spare the first port, four-way spare the second port, four-way spare the 3rd port and four-way spare the 4th port;
Described four-way spare the first port is communicated with by flange with two logical charging valve seat first end mouths, and described four-way spare the 3rd port is communicated with by flange with threeway discharging valve seat first end mouth;
Described the first sealing unit comprises the first limited post, the first guide holder and the first spring, described the first guide holder is fixed in four-way spare near on the inwall of four-way spare the first port, described the first limited post one end is fixed with the first sealing plug, described the first limited post is movably arranged in the first guide holder away from an end of the first sealing plug, the first limited post can be moved along the first limited post length direction, be arranged with the first spring on the first limited post between described the first sealing plug and the first guide holder; The flange at described two logical charging valve seat first end mouth places is provided with the first closed hole that is complementary with the first sealing plug;
Described the second sealing unit comprises the second limited post, the second guide holder and the second spring, described the second guide holder is fixed in the threeway discharge valve near on the inwall of threeway discharge valve the first port, described the second limited post one end is fixed with the second sealing plug, described the second limited post is movably arranged in the second guide holder away from an end of the second sealing plug, the second limited post can be moved along the second limited post length direction, be arranged with the second spring on the second limited post between described the second sealing plug and the second guide holder; The flange of described four-way spare the 3rd port is provided with the second closed hole that is complementary with the second sealing plug.
2. plunger pump four-way combination brake switch and proporting according to claim 1, is characterized in that, is provided with detachable lid on described four-way spare the 4th port and threeway discharge valve the 3rd port.
3. plunger pump four-way combination brake switch and proporting according to claim 1, is characterized in that, described four-way spare the first port and four-way spare the 3rd port are oppositely arranged.
4. plunger pump four-way combination brake switch and proporting according to claim 1, is characterized in that, described two logical feeding valves be that " L " shape two is led to feeding valve.
5. plunger pump four-way combination brake switch and proporting according to claim 1, is characterized in that, the port of described threeway discharge valve the second port for dwindling to the opening direction internal diameter.
6. plunger pump four-way combination brake switch and proporting according to claim 1, is characterized in that, described the first sealing plug and/or the second sealing plug are the taper type sealing plug.
7. plunger pump four-way combination brake switch and proporting according to claim 1, is characterized in that, described the first guide holder is semicircle, and described semicircular arc section and four-way spare inwall are fixed.
8. plunger pump four-way combination brake switch and proporting according to claim 1, is characterized in that, described the second guide holder is semicircle, and described semicircular arc section and threeway discharge valve inwall are fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012205799835U CN202991450U (en) | 2012-11-06 | 2012-11-06 | Four-way combination valve for plunger pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012205799835U CN202991450U (en) | 2012-11-06 | 2012-11-06 | Four-way combination valve for plunger pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202991450U true CN202991450U (en) | 2013-06-12 |
Family
ID=48562636
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012205799835U Expired - Lifetime CN202991450U (en) | 2012-11-06 | 2012-11-06 | Four-way combination valve for plunger pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202991450U (en) |
-
2012
- 2012-11-06 CN CN2012205799835U patent/CN202991450U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130612 |