CN109098959B - A kind of concrete spraying machine distribution valve arrangement - Google Patents
A kind of concrete spraying machine distribution valve arrangement Download PDFInfo
- Publication number
- CN109098959B CN109098959B CN201810815009.6A CN201810815009A CN109098959B CN 109098959 B CN109098959 B CN 109098959B CN 201810815009 A CN201810815009 A CN 201810815009A CN 109098959 B CN109098959 B CN 109098959B
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- Prior art keywords
- valve
- friction plate
- valve body
- distributing
- distributing valve
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/10—Valves; Arrangement of valves
- F04B53/109—Valves; Arrangement of valves inlet and outlet valve forming one unit
- F04B53/1092—Valves; Arrangement of valves inlet and outlet valve forming one unit and one single element forming both the inlet and outlet closure member
Abstract
The present invention provides a kind of concrete spraying machines to distribute valve arrangement, solves the technical issues of concrete spraying machine pumping material equipped with auxiliary feeding mechanism, distributing valve arrangement includes valve body, distributing valve friction plate, preceding friction plate and rear friction plate, valve body is reducer pipe structure, valve body front end is provided with preceding friction plate, valve rear end is provided with distributing valve friction plate, distributing valve friction plate and valve body are cooperated by card slot, friction plate and distributing valve friction plate are in close contact afterwards, 2 main feeding ports and 1 auxiliary feeding port are set on friction plate afterwards, valve rear end nozzle shaped upper part is identical as assisting feeding port to rotate inswept shape, valve rear end nozzle lower shape is identical as main feeding mouth-shaped, it is in arc-shaped between nozzle top and lower part, distributing valve friction plate both wings are provided with baffle.This structure has many advantages, such as to swing steady, good seal performance, small without pumping pulse, guniting bounding.
Description
Technical field
The present invention relates to the distribution valve arrangements of concrete spraying machine part technical field, especially concrete spraying machine.
Background technique
Concrete pumping component is used in spouting plant, and the concrete of concrete tank car is collected, and by coagulation
The mechanism of native pressurized delivered.It is used in coal mine roadway, vcehicular tunnel etc. to need in the spouting plant of gunite, common whitewashing
Equipment has concrete spraying machine, and the working principle of concrete spraying machine is that pumping, In are realized by distribution Vavle switching hydraulic pump
Due to the swing of distributing valve in pumping procedure, the pulse phenomenon in pumping procedure is caused, which increase spouting plant pumping procedures
Plugging probability, and cause whitewashing during rebound problem.It is solved when using the method for adding auxiliary concrete feeding mechanism
When pulse and rebound problem, needing to distribute valve arrangement can satisfy pumping requirements, it can be seen that, the distributing valve of concrete spraying machine
Structure Shortcomings need to improve.
Summary of the invention
To provide a kind of distributing valve suitable for being provided with the concrete spraying equipment of auxiliary feeding mechanism, pumping work is solved
Existing pulse and guniting bounding problem during making, the present invention provides a kind of no pulse concrete pumping mechanism, specific skills
Art scheme is as follows:
A kind of concrete spraying machine distribution valve arrangement, including valve body, distributing valve friction plate, preceding friction plate and rear friction plate；
The valve body is reducer pipe structure, and valve body front end is provided with preceding friction plate, and valve rear end is provided with distributing valve friction plate, distributing valve
Friction plate and valve body are coupled by card slot, and rear friction plate and distributing valve friction plate are in close contact；It is set on friction plate after described
2 main feeding ports and 1 auxiliary feeding port are set, valve rear end nozzle shaped upper part rotates inswept shape phase with auxiliary feeding port
Together, valve rear end nozzle lower shape is identical as main feeding mouth-shaped, is in arc-shaped between nozzle top and lower part, and distributing valve rubs
Wiping board both wings are provided with baffle.
Preferably, rubber spring is set between distributing valve friction plate and valve body, is provided between valve body and preceding friction plate
Sealing ring.
Preferably, the area of distributing valve friction plate both wings baffle is greater than the area of main feeding port.
Preferably, shape of through holes is identical as the plate shape that rubs after distributing valve on distributing valve friction plate.
Preferably, valve body top is provided with mandrel mounting portion, and the mandrel mounting portion is connect by spline with mandrel, core
Axis drives distributing valve to swing.
Preferably, valve body during the swing, valve body valve rear end lower part and the main feeding in left side at limit on the left position
Salty conjunction；Valve body valve rear end lower part at limit on the right-right-hand limit position is overlapped with the main feeding port in right side；Valve body valve body at middle position
For rear end lower between 2 main feeding ports when position, distributing valve both wings baffle blocks the main feeding port of two sides.
It is also preferred that the material that concrete spraying machine is arranged in valve body is indoor, distributing valve front opening shape and distributing valve
It is identical to swing inswept discharging mouth-shaped.
The beneficial effect comprise that (1) is provided with friction plate before and after distributing valve, friction plate is by compact substance alloy
Production strengthens and seals and distributing valve swing is prevented to cause rapid wear, extends service life of equipment, distributing valve friction plate
Rubber spring is set between distributing valve, ensure that the stabilization of distributing valve during the swing.(2) front-end and back-end of distributing valve
It takes different shapes, different calibers, ensure that stablizing for stock is converted in distributing valve swing process.(3) valve body with before rub
It is provided with sealing ring between wiping board, ensure that the leakproofness in distributing valve swing process in valve body cavity, ensure that pumping material mistake
The stabilization of pressure in journey.(4) distributing valve during the swing, when valve body only with auxiliary feeding port be connected to when, distributing valve friction plate
The baffle of both wings blocks main feeding port, and by assisting feeding port feeding, the auxiliary of guarantee pumps the stabilization of material, so as to avoid
Pulse problem and guniting bounding problem in wet-spraying machine pumping procedure.
Detailed description of the invention
Fig. 1 is distribution valve arrangement scheme of installation；
Fig. 2 is distributing valve swinging structure schematic diagram；
Fig. 3 is distributing valve valve body structure schematic diagram；
Fig. 4 is friction plate structural schematic diagram after distributing valve；
Fig. 5 is distributing valve friction plate structural schematic diagram；
Fig. 6 is friction plate structural schematic diagram before distributing valve；
Fig. 7 is the concrete pumping element structure schematic diagram for distributing valve arrangement
In figure: 1- oscillating structural member；11- swing arm；12- mandrel；13- mandrel lid；2- pump members；21- expects room；22- distribution
Valve arrangement；221- valve body；Friction plate before 222-；Friction plate after 223-；224- distributing valve friction plate；225- rubber spring；226-
Sealing ring；The main feeding structure of 23-；231- concrete cylinder piston；232- main hydraulic cylinder；233- concrete cylinder；24- assists feeding knot
Structure；241- assists concrete cylinder piston；242- auxiliary hydraulic cylinder；243- assists concrete cylinder；25- discharge port；The main feeding of 261-
Mouthful；262- assists feeding port.
Specific embodiment
In conjunction with shown in Fig. 1 to Fig. 7, a kind of concrete spraying machine distribution valve arrangement specific embodiment of the present invention is such as
Under.
Embodiment 1
As shown in Figures 1 to 6, concrete spraying machine distribution valve arrangement specifically include valve body 221, distributing valve friction plate 224,
Preceding friction plate 222 and rear friction plate 223, wherein valve body 221 is reducer pipe structure, and 221 front end of valve body is provided with preceding friction plate
222,221 rear end of valve body is provided with distributing valve friction plate 224, distributing valve friction plate 224 and valve body 221 and cooperates peace by card slot
Dress, rear friction plate 223 are in close contact with distributing valve friction plate 224.The front end of valve body 221 refers to the discharge end of valve body, with discharging
Mouth 25 is connected；The rear end of valve body refers to feeding side, is connected with 2 main feeding ports and 1 auxiliary feeding port.After distributing valve arrangement
2 main feeding ports and 1 auxiliary feeding port, 221 rear end nozzle shaped upper part of valve body and auxiliary feeding port are set on friction plate 223
It is identical to rotate inswept shape, 221 rear end nozzle lower shape of valve body is identical as main feeding mouth-shaped, nozzle top and lower part it
Between be in arc-shaped, 224 both wings of distributing valve friction plate are provided with baffle.The front-end and back-end of valve body take different shapes, and guarantee
The stabilization of stock in distributing valve swing process.
Mandrel mounting portion is provided with above valve body 221, mandrel mounting portion is connect by spline with mandrel 12, and mandrel 12 drives
Distributing valve is swung.Valve body 221 during the swing, valve body 221 valve rear end lower part and the main feeding in left side at limit on the left position
Salty conjunction；The valve rear end lower part at limit on the right-right-hand limit position of valve body 221 is overlapped with the main feeding port in right side；Valve body 221 is in middle position
When valve rear end lower part between 2 main feeding ports, 224 both wings baffle of distributing valve friction plate blocks the main feeding port of two sides.Point
During the swing with valve, when valve body 221 is only connected to auxiliary feeding port, the baffle of distributing valve friction plate both wings blocks master and send
Material mouth, by assisting feeding port feeding, the stabilization of the auxiliary pumping material of guarantee, so as to avoid in wet-spraying machine pumping procedure
Pulse problem and guniting bounding problem.
Rubber spring is set between distributing valve friction plate 224 and valve body 221, is arranged between valve body 221 and preceding friction plate 222
There is sealing ring 226.The area of 224 both wings baffle of distributing valve friction plate is greater than the area of main feeding port.Distributing valve rubs on 224 plates
Shape of through holes is identical as the plate shape that rubs after distributing valve.It is also preferred that the material room of concrete spraying machine is arranged in valve body 221
Interior, it is identical that distributing valve front opening shape with distributing valve swings inswept discharging mouth-shaped.It is provided with and rubs before and after valve body
Wiping board, friction plate are made by compact substance alloy, are strengthened and are sealed and distributing valve swing is prevented to cause rapid wear, extend equipment
Rubber spring is arranged between distributing valve friction plate and distributing valve in service life, ensure that the stabilization of distributing valve during the swing.
Embodiment 2
As shown in Figures 1 to 7, the concrete pumping component of above-mentioned distribution valve arrangement, the valve body of pump members 2 are provided with
In material room 21, the side of material room 21 is arranged in 2 main feeding structures 23 for 221 settings, and main feeding structure 23 includes main hydraulic
Cylinder 234,233,2 main feeding structures 23 of concrete piston 231 and concrete cylinder concrete cylinder 233 along same level setting exist
The side for expecting room 21 is connected with material room 21.The rear side of main feeding structure 23 is equipped with rinsing bowl 27, and auxiliary feeding structure 24 is installed
In the top of main feeding structure 23.Concrete spraying machine distributing valve structure setting is in material room 21, concrete spraying machine distributing valve
Structure includes valve body 221, rear friction plate 223, distributing valve friction plate 224, rubber spring 225, sealing ring 226 and preceding friction plate
222, rubber spring 225 is set between distributing valve friction plate 224 and valve body 221, is arranged between valve body 221 and preceding friction plate 222
There is sealing ring 226, wherein sealing ring 226 is kidney shape circle.Pair that material room 21 is connected to concrete cylinder 233 is arranged in discharge port 25
Side is provided with sealing ring 226 between valve body and preceding friction plate, the both ends of valve body are respectively arranged with preceding friction plate 222, distributing valve rubs
Wiping board 224 and rear friction plate 223.Friction plate is provided with before and after valve body, friction plate is made by compact substance alloy, is strengthened close
It seals and distributing valve swing is prevented to cause rapid wear, service life of equipment is extended, between distributing valve friction plate 224 and valve body
Rubber spring 225 is set, ensure that the stabilization of valve body during the swing.
The valve body setting of pump members 2 is in material room 21, connection concrete cylinder 233 and the feeding for assisting concrete cylinder 243
Mouth and discharge port 25.Valve body connect friction plate 222 before side is provided with, the coagulation of valve body and main feeding structure 23 with discharge port 25
Olla 233 connects side and is provided with distributing valve friction plate 224, expects to be additionally provided with rear friction plate 223 between room 21 and valve body 221,
Wherein preceding friction plate 222 is provided with a through-hole identical with 25 diameter of discharge port, set on rear friction plate 223 there are two being greater than or
Equal to the auxiliary that the main feeding port of 233 caliber of concrete cylinder of main hydraulic unit and 1 are greater than or equal to auxiliary hydraulic pressure component
The auxiliary feeding port of 243 caliber of concrete cylinder.The valve body of pump members 2 is specially reducer pipe, the front opening of valve body 221
Shape and valve body 221 swing that inswept 25 shape of discharge port is identical, and 221 open rearward end shaped upper part of valve body and valve body 221 are swung
The shape of inswept auxiliary feeding port 243 is identical, and 221 open rearward end lower shape of valve body swings inswept master with valve body 221 and send
The shape of material mouth is identical.Wherein valve body front end is distributing valve and discharge port connecting pin, and 221 rear end of valve body is distributing valve and wherein one
The connecting pin of a main feeding port and auxiliary feeding port.Preferably, mandrel 12 is that middle part is square the rounded tubulose knot in both ends
Rectangular section of structure, mandrel 12 is coupled by mandrel lid 13 and the card slot on 221 top of valve body, passes through nut fixed core shaft-cup
13；Valve body 221 follows mandrel 12 to swing.Swing arm 11 is coupled by spline and mandrel, and mandrel 12 passes through mandrel lid 13 and valve
The card slot on 221 top of body is coupled, so that mandrel 12 follows swing arm 11 effectively to swing.Valve body 221 with oscillating structural member mandrel
12 swing, and the front end of valve body 221 is communicated with discharge port 25 always in swing process, and the rear end of valve body 221 is sent with one of master
Material mouth and auxiliary feeding port communicate, for pumping material, by designing reasonable distributing valve shape, so that distributing valve was being swung
It is connected to concrete cylinder 233 and auxiliary concrete cylinder 243 and discharge port 25 in journey, and is able to maintain the sealing of valve body 221, it is especially auxiliary
Concrete cylinder 243 is helped to be connected to distributing valve lumen always, to guarantee the continuity of pumping material.
The part that do not address in the present invention uses or uses for reference prior art and can be realized.
Certainly, the above description is not a limitation of the present invention, and the present invention is also not limited to the example above, this technology neck
The variations, modifications, additions or substitutions that the technical staff in domain is made within the essential scope of the present invention also should belong to of the invention
Protection scope.
Claims (7)
1. a kind of concrete spraying machine distributes valve arrangement, which is characterized in that including valve body, distributing valve friction plate, preceding friction plate and
Friction plate afterwards；The valve body is reducer pipe structure, and valve body front end is provided with preceding friction plate, and valve rear end is provided with distributing valve friction
Plate, distributing valve friction plate and valve body are coupled by card slot, and rear friction plate and distributing valve friction plate are in close contact；It rubs after described
2 main feeding ports and 1 auxiliary feeding port are set on wiping board, and valve rear end nozzle shaped upper part and auxiliary feeding port rotation are inswept
Shape it is identical, valve rear end nozzle lower shape is identical as main feeding mouth-shaped, between nozzle top and lower part be in arc-shaped,
Distributing valve friction plate both wings are provided with baffle.
2. a kind of concrete spraying machine according to claim 1 distributes valve arrangement, which is characterized in that the distributing valve friction
Rubber spring is set between plate and valve body, is provided with sealing ring between valve body and preceding friction plate.
3. a kind of concrete spraying machine according to claim 1 distributes valve arrangement, which is characterized in that the distributing valve friction
The area of plate both wings baffle is greater than the area of main feeding port.
4. a kind of concrete spraying machine according to claim 2 distributes valve arrangement, which is characterized in that the distributing valve friction
Shape of through holes is identical as rear friction plate shape on plate.
5. a kind of concrete spraying machine according to claim 3 distributes valve arrangement, which is characterized in that the valve body top is set
It is equipped with mandrel mounting portion, the mandrel mounting portion is connect by spline with mandrel, and mandrel drives distributing valve to swing.
6. a kind of concrete spraying machine according to claim 1 distributes valve arrangement, which is characterized in that the valve body is being swung
In the process, valve body valve rear end lower part at limit on the left position is overlapped with the main feeding port in left side；Valve body valve at limit on the right-right-hand limit position
Body rear end lower is overlapped with the main feeding port in right side；Valve body is at middle position, meta position of the valve rear end lower part in 2 main feeding ports
It sets, distributing valve both wings baffle blocks the main feeding port of two sides.
7. a kind of concrete spraying machine according to any one of claims 1 to 6 distributes valve arrangement, which is characterized in that described
The material that concrete spraying machine is arranged in valve body is indoor, and distributing valve front opening shape and distributing valve swing inswept discharging mouth-shaped
It is identical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810815009.6A CN109098959B (en) | 2018-07-24 | 2018-07-24 | A kind of concrete spraying machine distribution valve arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810815009.6A CN109098959B (en) | 2018-07-24 | 2018-07-24 | A kind of concrete spraying machine distribution valve arrangement |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109098959A CN109098959A (en) | 2018-12-28 |
| CN109098959B true CN109098959B (en) | 2019-12-03 |
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ID=64847133
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810815009.6A Active CN109098959B (en) | 2018-07-24 | 2018-07-24 | A kind of concrete spraying machine distribution valve arrangement |
Country Status (1)
| Country | Link |
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| CN (1) | CN109098959B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111043027A (en) * | 2020-01-03 | 2020-04-21 | 徐州徐工施维英机械有限公司 | Distribution valve and pumping machine |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3663129A (en) * | 1970-09-18 | 1972-05-16 | Leon A Antosh | Concrete pump |
| DE2933128C2 (en) * | 1979-08-16 | 1985-09-26 | Friedrich Wilh. Schwing Gmbh, 4690 Herne | Thick matter pump, especially for pumping concrete |
| DE3219882A1 (en) * | 1982-05-27 | 1983-12-01 | Maschinenfabrik Walter Scheele GmbH & Co KG, 4750 Unna-Massen | Concrete pump |
| DE19503986A1 (en) * | 1995-02-07 | 1996-08-08 | Hudelmaier Ulrike | Method and device for conveying concrete or other thick materials |
| KR100626805B1 (en) * | 2005-05-13 | 2006-09-20 | 임영철 | Piston concrete pump |
| CN102588243A (en) * | 2012-03-15 | 2012-07-18 | 三一重工股份有限公司 | Engineering machinery, material pumping system and pumping method for material pumping system |
-
2018
- 2018-07-24 CN CN201810815009.6A patent/CN109098959B/en active Active
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| CN109098959A (en) | 2018-12-28 |
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