CN108561303A - A kind of sealing device - Google Patents
A kind of sealing device Download PDFInfo
- Publication number
- CN108561303A CN108561303A CN201711203135.8A CN201711203135A CN108561303A CN 108561303 A CN108561303 A CN 108561303A CN 201711203135 A CN201711203135 A CN 201711203135A CN 108561303 A CN108561303 A CN 108561303A
- Authority
- CN
- China
- Prior art keywords
- cylinder
- swing
- pipe valves
- cut ring
- control system
- 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.)
- Pending
Links
Classifications
-
- 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
- F04B15/00—Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts
- F04B15/02—Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts the fluids being viscous or non-homogeneous
-
- 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
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/08—Regulating by delivery pressure
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Reciprocating Pumps (AREA)
- Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
Abstract
The invention discloses a kind of sealing devices, including pumping cement plant, S pipe valves swing mechanism, sealing mechanism and hydraulic control system, the pumping cement plant includes concrete silo, S pipe valves, S pipe valves swing seat, cut ring, cheater plate, pumping oil cylinder, the S pipe valve swing mechanisms include S pipe valves swing seat, transmission shaft, swing rod, left swing cylinder, right tilt cylinder, bolt, hydraulic control system composition, and the sealing mechanism includes sealed cylinder, cylinder support, cheater plate and hydraulic control system composition.The present invention increases normal pressure using purely mechanic hydraulic way between cut ring and glasses plate material hole, and normal pressure can reach larger by increasing the pressure of hydraulic oil, and control is simple, small, manufacture easy to process.
Description
Technical field
The present invention relates to concrete conveying equipments, are more particularly to a kind of sealing device.
Background technology
Anti-wear wear plate and cut ring are particularly significant component and vulnerable part in mixed mud delivery pump.Mixed mud is defeated
During sending, cut ring and cheater plate cheater plate and are cut since charging and the round-trip alternate run of feeding are between two material transport holes
Ring interaction is cut, frequent shock and abrasion are will produce.In use, traditional handicraft is being cut to ensure leakproofness
It cuts and needs to increase prodigious normal pressure in advance between ring and cheater plate, apply always between cut ring and cheater plate switching larger
Normal pressure, therefore, its failure mode be mainly cheater plate and cut ring interaction, mixed mud stone is being sheared
When, cause carbide ring to collapse the bridge of the nose position of block, especially cheater plate, it may occur that fracture and chip off-falling phenomenon and serious wear
Cause cheater plate service life not high.
The solution of currently available technology is essentially all that one layer of hard, which is arranged, on the surface of cheater plate and cut ring closes
Golden wearing layer improves its sealing performance, wear-resisting property and shock resistance, however hard alloy abrasion-resistant layer process is complicated,
Production cost is high, and service life is undesirable in operation process, can not be sealed after wearing layer abrasion, concrete is caused to leak, pressed
Power deficiency can not feeding the problems such as.
Invention content
It is an object of the invention to improve the state of wear of cut ring and cheater plate matching surface, in cut ring and cheater plate
Without applying larger normal pressure when switching, it is further added by normal pressure when cut ring is directed at glasses plate material hole, to ensure leakproofness
Can, to reduce processing cost.
To achieve the above object, the present invention, which adopts the following technical scheme that, is：Concrete mixer hopper pumps cement seal dress
It sets, including pumping cement plant, S pipe valves swing mechanism, sealing mechanism and hydraulic control system, the pumping cement plant packet
Concrete silo, S pipe valves, S pipe valves swing seat, cut ring, cheater plate, pumping oil cylinder are included, the S pipe valves are mounted on concrete material
In storehouse, the outlet end of the S pipe valves connects firmly on the bulkhead of feed bin, and the other end and the S pipe valve swing seats of S pipe valves are connected, cutting
Ring connects firmly in S pipe valve swing seats, and cut ring constitutes sealing contact surface with cheater plate, and cheater plate connects firmly on concrete silo,
Two material holes of the cheater plate correspond to installation pumping oil cylinder, and pumping oil cylinder is connect by conducting wire with hydraulic control system；
The S pipe valve swing mechanisms include S pipe valves swing seat, transmission shaft, swing rod, left swing cylinder, right tilt cylinder, bolt, liquid
Pressure control system forms, and S pipe valves swing seat is connect by transmission shaft and swing rod with left swing cylinder, right tilt cylinder, the left swing cylinder, right pendulum
One end of cylinder is connected by bolt with swing rod, and the other end of left swing cylinder and right tilt cylinder is separately fixed on the bulkhead of feed bin, described
Right tilt cylinder is rotated by bolt band driven fork to a direction, and left swing cylinder is rotated by bolt band driven fork to another direction,
The left swing cylinder, right tilt cylinder, which are connect by conducting wire with hydraulic control system, realizes Telescopic；
The sealing mechanism includes sealed cylinder, cylinder support, cheater plate and hydraulic control system composition, sealed cylinder
It connects firmly on cylinder support, by shaft coupling and propeller shaft couplings, transmission shaft joins the cylinder rod of sealed cylinder with S pipe valve swing seats
Connect, S pipe valve swing seats are connected with cut ring, and cut ring and cheater plate form sealing surface, the pressure of sealed cylinder by transmission shaft,
S pipe valve swing seats are transmitted on the sealing surface of cut ring and cheater plate, and sealed cylinder is connect by conducting wire with hydraulic control system
Realize Telescopic.
The material of the cut ring is carbon steel.The material of the cut ring is No. 45 steel.The material of the cut ring is Buddhist nun
Dragon.The quantity of the pumping oil cylinder is 2.The material of the cheater plate is No. 45 steel.The material of the cheater plate is
Nylon.
The beneficial effects of the invention are as follows：
1, the present invention increases normal pressure using purely mechanic hydraulic way between cut ring and glasses plate material hole, and normal pressure can
To reach larger by the pressure for increasing hydraulic oil, control is simple, small, manufacture easy to process.
2, cheater plate of the invention and cut ring use nylon or nonmetallic materials, save a large amount of metal material, simplify
The production technology of cheater plate and cut ring.
3, present invention eliminates the hard alloy material in cut ring and cheater plate, it is insufficient to overcome hard alloy toughness
Thus defect uses the preferable ordinary metallic material of toughness, improve its shock resistance, extends the period for replacing component, improves
Production efficiency.
Description of the drawings
Fig. 1 is the assembling schematic diagram of the present invention；
Fig. 2 is the left view of the present invention；
Fig. 3 is the hydraulic control system schematic diagram of the present invention；
Specific implementation mode
The present invention is described in further details below in conjunction with the accompanying drawings.
As shown, concrete mixer hopper pumps cement seal device, including pumping cement plant, S pipe valve oscillating machines
Structure, sealing mechanism and hydraulic control system, the pumping cement plant include concrete silo 1, S pipe valves 2, the swing of S pipe valves
Seat 3, cut ring 4, cheater plate 5, pumping oil cylinder 6, the S pipe valves 2 are mounted in concrete silo 1, the outlet of the S pipe valves 2
End connects firmly on the bulkhead of feed bin 1, and the other end and the S pipe valves swing seat 3 of S pipe valves 2 are connected, and cut ring 4 is connected firmly to be swung in S pipe valves
In seat 3, cut ring 4 constitutes sealing contact surface with cheater plate 5, and cheater plate 5 connects firmly on concrete silo 1, the cheater plate 5
Two material holes correspond to installation pumping oil cylinders 6, pumping oil cylinder 6 connect with hydraulic control system by conducting wire；
The S pipe valve swing mechanisms include S pipe valves swing seat 3, transmission shaft 7, swing rod 9, left swing cylinder 12, right tilt cylinder 13,
Bolt 8, hydraulic control system composition, S pipe valves swing seat 3 are connect by transmission shaft 7 and swing rod 9 with left swing cylinder 12, right tilt cylinder 13,
The left swing cylinder 12, right tilt cylinder 13 one end pass through bolt 8 and swing rod 9 and connect, the other end point of left swing cylinder 12 and right tilt cylinder 13
It is not fixed on the bulkhead of feed bin 1, the right tilt cylinder 13 is rotated with driven fork 9 to a direction by bolt 8, and left swing cylinder 12 is logical
It crosses bolt 8 to rotate to another direction with driven fork 9, the left swing cylinder 12, right tilt cylinder 13 pass through conducting wire and hydraulic control system
Telescopic is realized in connection；
The sealing mechanism includes that sealed cylinder 10, cylinder support 11, cheater plate 5 and hydraulic control system form, close
Oil sealing cylinder 10 connects firmly on cylinder support 11, and the cylinder rod of sealed cylinder 10 is coupled by shaft coupling with transmission shaft 7, transmission shaft 7 and S
Pipe valve swing seat 3 couples, and S pipe valves swing seat 3 is connected with cut ring 4, and cut ring 4 forms sealing surface, sealed cylinder with cheater plate 5
10 pressure is transmitted to cut ring 4 on the sealing surface of cheater plate 5 by transmission shaft 7, S pipe valves swing seat 3, and sealed cylinder 10 is logical
It crosses conducting wire and connect realization Telescopic with hydraulic control system.
The material of the cut ring 4 is carbon steel.The material of the cut ring 4 is No. 45 steel.The material of the cut ring 4 is
Nylon.The quantity of the pumping oil cylinder 6 is 2.The material of the cheater plate 5 is No. 45 steel.The material of the cheater plate 5
Matter is nylon.
When the present invention works, S pipe valves 2 are entered by two that pipe valve swing seat 3 makes cut ring 4 swing back and forth in cheater plate 5
Between expecting hole, in swing process, when cut ring 4 is directed at the pan feeding of cheater plate 5, sealed cylinder 10 pressurizes, and passes through transmission shaft 7, S
Pipe valve swing seat 3 is transmitted to cut ring 4 on the sealing surface of cheater plate 5, and cut ring 4 and cheater plate 5 are pressed together, completed
Pump cement work.After pumping, when the commutation of S pipe valves 2 is switched to another plup inlet of cheater plate 5, sealed cylinder 10 is let out
Pressure reduces the normal pressure between cut ring 4 and 5 surface of cheater plate, reduces the frictional force between cut ring 4 and 5 surface of cheater plate,
Control is simple, simplifies manufacturing process, substantially increases the service life of cut ring 4 and cheater plate 5.
The foregoing is merely the preferred embodiment of the present invention, for the art those skilled in the art, not
Under the premise of the principle of the invention that falls off, support can also be made and do improvements and modifications, this improvements and modifications is also considered as the present invention's
Protection domain.
Claims (5)
1. a kind of sealing device, including pumping cement plant, S pipe valves swing mechanism, sealing mechanism and hydraulic control system, special
Sign is：The pumping cement plant includes concrete silo (1), S pipe valves (2), S pipe valves swing seat (3), cut ring (4), eye
Runner plate (5), pumping oil cylinder (6), the S pipe valves (2) are mounted in concrete silo (1), and the outlet end of the S pipe valves (2) is solid
It is associated on the bulkhead of feed bin (1), the other end and the S pipe valves swing seat (3) of S pipe valves (2) are connected, and cut ring (4) is connected firmly in S pipe valves
In swing seat (3), cut ring (4) constitutes sealing contact surface with cheater plate (5), and cheater plate (5) is connected firmly in concrete silo (1)
On, two material holes of the cheater plate (5) correspond to installation pumping oil cylinder (6), and pumping oil cylinder (6) passes through conducting wire and hydraulic control
System connects；The S pipe valve swing mechanisms include S pipe valves swing seat (3), transmission shaft (7), swing rod (9), left swing cylinder (12),
Right tilt cylinder (13), bolt (8), hydraulic control system composition, S pipe valves swing seat (3) pass through transmission shaft (7) and swing rod (9) and a left side
Tilt cylinder (12), right tilt cylinder (13) connection, the left swing cylinder (12), right tilt cylinder (13) one end pass through bolt (8) and swing rod (9) company
It connects, the other end of left swing cylinder (12) and right tilt cylinder (13) is separately fixed on the bulkhead of feed bin (1), and the right tilt cylinder (13) passes through
Bolt (8) band driven fork (9) is rotated to a direction, and left swing cylinder (12) is by bolt (8) band driven fork (9) to another direction
Rotation, the left swing cylinder (12), right tilt cylinder (13), which are connect by conducting wire with hydraulic control system, realizes Telescopic；Described is close
Sealing mechanism includes sealed cylinder (10), cylinder support (11), cheater plate (5) and hydraulic control system composition, sealed cylinder (10)
It connects firmly on cylinder support (11), the cylinder rod of sealed cylinder (10) is coupled by shaft coupling with transmission shaft (7), transmission shaft (7) and S
Pipe valve swing seat (3) couples, and S pipe valves swing seat (3) is connected with cut ring (4), and cut ring (4) is formed with cheater plate (5) and sealed
The pressure in face, sealed cylinder (10) is transmitted to cut ring (4) and cheater plate (5) by transmission shaft (7), S pipe valves swing seat (3)
On sealing surface, sealed cylinder (10), which is connect by conducting wire with hydraulic control system, realizes Telescopic.
2. concrete mixer hopper according to claim 1 pumps cement seal device, it is characterized in that：The cut ring
(4) material is carbon steel.
3. concrete mixer hopper according to claim 2 pumps cement seal device, it is characterized in that：The cut ring
(4) material is No. 45 steel.
4. concrete mixer hopper according to claim 1 pumps cement seal device, it is characterized in that：The cut ring
(4) material is nylon.
5. concrete mixer hopper according to claim 1 pumps cement seal device, it is characterized in that：State pumping oil
The quantity of cylinder (6) is 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711203135.8A CN108561303A (en) | 2017-11-27 | 2017-11-27 | A kind of sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711203135.8A CN108561303A (en) | 2017-11-27 | 2017-11-27 | A kind of sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108561303A true CN108561303A (en) | 2018-09-21 |
Family
ID=63529506
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711203135.8A Pending CN108561303A (en) | 2017-11-27 | 2017-11-27 | A kind of sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108561303A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110735950A (en) * | 2019-11-20 | 2020-01-31 | 徐州中矿大贝克福尔科技股份有限公司 | Device and method for switching underground coal mine continuous paste filling between two different pipelines |
-
2017
- 2017-11-27 CN CN201711203135.8A patent/CN108561303A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110735950A (en) * | 2019-11-20 | 2020-01-31 | 徐州中矿大贝克福尔科技股份有限公司 | Device and method for switching underground coal mine continuous paste filling between two different pipelines |
| CN110735950B (en) * | 2019-11-20 | 2024-02-27 | 徐州中矿大贝克福尔科技股份有限公司 | Device and method for switching underground continuous paste filling of coal mine between two different pipelines |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180921 |