CN201802074U - Powdery accelerating agent adding device of multi-discharging system - Google Patents
Powdery accelerating agent adding device of multi-discharging system Download PDFInfo
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- CN201802074U CN201802074U CN2010202815466U CN201020281546U CN201802074U CN 201802074 U CN201802074 U CN 201802074U CN 2010202815466 U CN2010202815466 U CN 2010202815466U CN 201020281546 U CN201020281546 U CN 201020281546U CN 201802074 U CN201802074 U CN 201802074U
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- hopper seat
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Abstract
The utility model relates to a powdery accelerating agent adding device of a multi-discharging system, which comprises a hopper, a hopper seat, a rotor and a base which are arranged from top to bottom, wherein the upper end of the rotor is hermetically matched with the hopper seat, and the lower end is hermetically matched with the base; the peripheral surface of the rotor is sheathed with a rotor jacket; at least two charging holes are uniformly distributed on the hopper seat along the circumference direction; discharging holes matched with each charging hole are arranged on the base; decompressing holes matched with each charging hole and each discharging hole are arranged on the hopper seat and/or the base; the charging holes, the discharging holes and the decompressing holes are successively arranged along the rotation direction of the rotor in an interval mode; the rotor is also provided with axial transporting channels successively communicated with the charging holes, the discharging holes and the decompressing holes when the rotor rotates; high-pressure air holes corresponding to the upper and the lower positions of the discharging holes are also arranged on the hopper seat; the high-pressure air holes are communicated with an air source through air tubes; and each discharging hole is connected with an injection machine through a discharging tube.
Description
Technical field
The utility model relates to a kind of for the powder accelerator adding set of the conveying powdered accelerating admixture of concrete sprayer.
Background technology
In road and bridge civil works field, often concrete need be injected on the scope of operation, the scope of operation is hardened, when sprayed mortar, need in the concrete slurry, add accelerating admixture to accelerate concrete setting rate, prevent that the concrete that is sprayed on the scope of operation from falling, reduce rebound degree, therefore need on concrete sprayer, connect the device of accelerating admixture, Chinese patent ZL03235795.8 discloses a kind of powder accelerator adder, this powder accelerator adder belongs to the category of spiral feeding engine, this powder accelerator adder contains tracheal pressure A, seal silo, helix tube feed mechanism and quantitative ingredient mechanism, seal silo is communicated with the helix tube feed mechanism, tracheal pressure A is communicated with seal silo, and the discharge nozzle of helix tube feed mechanism is communicated with concrete spray gun or concrete conveying pipeline.Spiral feeding engine is difficult to form effectively material envelope in the pump under the excessive condition of exit blast, make the failure of lock wind, and therefore the operating pressure of spiral feeding engine is lower, generally has only about 0.1MPa.Also have, this pump is the seal silo that adopts, and the pressure in the feed bin generally needs to stop when therefore reinforced to add greater than atmospheric pressure, can the continuity of producing be affected like this.Material envelope pump mainly partly is made up of diffuser casing, the pump housing, movable airduct, executing agency etc.Low-pressure air enters diffuser casing through blast pipe, the pump housing.Material gasification on every side, the air-flow that delivery nozzle enters diffuser casing forms local decompression at nozzle and diffuser casing, and vapour is drawn into conveying pipeline, is told gas lift to the emptying point then during the high velocity air process pump housing.Adopt roots blower that high velocity air is provided in the material envelope pump, can realize big flow feeding, but granular material arching phenomenon occurs when falling easily in feed bin, and can't break arch, make material to carry with the form of negative pressure.In addition, this powder accelerator adder can only be used with a concrete sprayer, need dispose a plurality of powder accelerator adders when many concrete sprayers are worked simultaneously, causes the structure of system comparatively complicated, is unfavorable for economizing on resources.
Summary of the invention
The purpose of this utility model is to provide a kind of material system powder accelerator adding set that has more, need dispose a plurality of powder accelerator adders to solve in the prior art when many concrete sprayers are worked simultaneously, the structure that causes system is complicated problems comparatively.
For achieving the above object, the utility model adopts following technical scheme: a kind of material system powder accelerator adding set that has more, this powder accelerator adding set comprises the hopper that is provided with from top to bottom, the hopper seat, rotor and base, the upper end of described rotor and hopper seat are sealed and matched, lower end and base are sealed and matched, centre of rotor is provided with to pass base and be in transmission connection with drive unit and drives the central rotating shaft of rotor rotation, the outer peripheral face of rotor is arranged with rotor jacket, the upper end of rotor jacket and hopper seat are fixed, lower end and base are fixed, along the circumferential direction be evenly equipped with two charging holes on the hopper seat at least, described base is provided with the discharge opening that is used with each charging hole, hopper seat and/or base are provided with the relief hole that is used with each charging hole and discharge opening, charging hole, discharge opening and relief hole are provided with successively at interval along the rotation direction of rotor, be evenly equipped with on the rotor when rotor rotation successively and charging hole, the axially defeated material passage that discharge opening and relief hole are communicated with, also be provided with the high pressure pore corresponding on the described hopper seat with the discharge opening upper-lower position, the high pressure pore is used for being communicated with source of the gas by tracheae, and each discharge opening is used for linking to each other with spraying machine by discharge nozzle.
Described charging hole in the size on the rotor rotation direction greater than the size of a defeated material passage on the rotor rotation direction, between the two nearest defeated material passages that are communicated with charging hole and discharge opening respectively at least at interval one defeatedly expect passage.
String is provided with the discharging threeway on the described discharge nozzle, and a mouth of discharging threeway is continuous with corresponding discharge opening, and another mouth and the 3rd mouth of discharging threeway all are used for linking to each other with spraying machine.
Between the upper end of described rotor and the hopper seat sealing upper plate is set, be provided with in each charging hole place on the sealing upper plate and each charging hole charging hole connected entrance of corresponding connection respectively, be provided with in each high pressure pore place on the sealing upper plate and each high pressure pore high pressure pore connected entrance of corresponding connection respectively, be provided with the sealing lower plate between the lower end of described rotor and the base, be provided with in each discharge opening place on the sealing lower plate and each discharge opening discharge opening connected entrance of corresponding connections respectively, seal on lower plate or the lower plate and to be provided with the relief hole connected entrance of distinguishing corresponding connection with each relief hole in each relief hole place.
Described relief hole is arranged on the hopper seat.
Described charging hole is two, and discharge opening and relief hole and high pressure pore are two.
Rotor of the present utility model upper end is sealed and matched with the hopper seat, lower end and base sealing are provided with, be evenly equipped with defeated material passage on the rotor, when rotor rotation, in each defeated material passage any all successively with charging hole, discharge opening is communicated with relief hole, high pressure pore and discharge opening that the position is set is corresponding up and down, full powder can fall in the defeated material passage when defeated material passage is communicated with charging hole, rotation along with rotor, next defeated material passage can be communicated with simultaneously with discharging opening and high pressure pore, know from experience that the powder that will fail in the material passage is blown out by discharge opening and blow into spraying machine from the high pressure gas of source of the gas and finish and add powder through discharge nozzle, because charging hole of the present utility model and corresponding discharge opening and relief hole are a plurality of, different discharge openings can be communicated with different spraying machines, therefore when many spraying machines are worked simultaneously, only need be equipped with a playscript with stage directions utility model and get final product, simplify the structure of system, and then can energy conservation and resource.
Greater than the size of a defeated material passage on the rotor rotation direction, the size of charging hole helps charging more greatly to charging hole of the present utility model in the size on the rotor rotation direction, can guarantee all can fill powder in each defeated material passage, has guaranteed work quality.
Be communicated with on the discharge nozzle of the present utility model and be provided with the discharging threeway, a mouth of discharging threeway is continuous with corresponding discharge opening, another of discharging threeway mouthful and the 3rd mouth all link to each other with spraying machine, and discharge opening can two spraying machines of correspondence, have further simplified the structure of system.
Pressure relief opening of the present utility model is arranged on the hopper seat, because the density of powder is bigger, generally all can sink to the bottom, and the powder that residual air is taken out of when discharging on the superposed hopper seat is less, can not cause very big waste, and powder is difficult for spilling in the air.
Description of drawings
Fig. 1 is the utility model overall structure schematic diagram;
Fig. 2 is the vertical view (removing hopper) of Fig. 1;
Fig. 3 is the left view of Fig. 1;
Fig. 4 is the structural representation of Fig. 1 rotor unit;
Fig. 5 is the vertical view of Fig. 4;
Fig. 6 is the structural representation of Fig. 1 rotor;
Fig. 7 be among Fig. 1 discharge nozzle with and go up the structure chart of the discharging threeway that string establishes.
The specific embodiment
A kind of embodiment that has more material system powder accelerator adding set, in Fig. 1 ~ 7, this powder accelerator adding set hopper seat 1, the upper end of hopper seat 1 is provided with hopper 2 by screw, the bottom of hopper seat 1 is provided with rotor 3, the bottom of rotor 3 is provided with base 4, the upper surface of rotor 3 cooperates with hopper seat 1, be provided with sealing upper plate 5 between the two, the lower surface of rotor 3 cooperates with base 4, be provided with sealing lower plate 6 between the two, the center of rotor 3 is provided with central rotating shaft 7 by driving key, and central rotating shaft 7 passes base 4 and is in transmission connection with drive unit.The outer peripheral face of rotor 3 is arranged with rotor jacket 8, and the upper end of rotor jacket 8 and hopper seat 1 are fixing, and lower end and base 4 are fixing, and rotor jacket 8 is enclosed in rotor 3 in the cavity of a sealing.Be symmetrically arranged with two charging holes 9 and two relief holes 10 on the hopper seat 1, between charging hole 9 and relief hole 10, high pressure pore 11 is set on the hopper seat 1, base 4 is provided with discharge opening, discharge opening is corresponding up and down with the position of high pressure pore 11, both inner hole walls are positioned on the same cylinder, and charging hole 9, discharge opening and relief hole 10 rotors are provided with successively at interval along the rotation direction of rotor 3.Be evenly equipped with 16 defeated material passages 13 on the rotor 3 vertically, defeated material passage 13 can be communicated with charging hole 9, discharge opening and relief hole 10 when rotor 3 rotates successively.Charging hole 9 is failed material passages size on rotor rotation direction greater than a defeated material passage 13 in the size on the rotor rotation direction and less than two in the size on the rotor rotation direction, when rotor 3 rotates, a moment, two meetings in the defeated material passage 13 on the rotor 3 communicate with charging hole 9, can be communicated with discharge opening with the defeated material passages that these two defeated material passages face mutually, the defeated material passage that two defeated material passage neutralizations that communicate with charging hole 9 are communicated with discharge opening nearer with and the defeated material passage that is communicated with of discharge opening between one at interval fail and expect passage.Sealing upper plate 5 is provided with two and distinguishes the charging hole connected entrance of corresponding connection with two charging holes 9, sealing upper plate 5 is provided with two and distinguishes the relief hole connected entrance of corresponding connection with relief hole 10, sealing upper plate 5 be provided with two with the high pressure pore 11 high pressure pore connected entrance of corresponding connection respectively, seal lower plate 6 and be provided with two and distinguish the discharge opening connected entrance of corresponding connection with two discharge openings.Be connected with air inlet pipe 14 on the high pressure pore 11, air inlet pipe 14 is used for linking to each other with source of the gas, is communicated with on the relief hole 10 to be provided with residual air pipe 15, and the other end of residual air pipe 15 is communicated with powder collection box 16.Connection is provided with discharge nozzle 17 on the discharge opening, is communicated with on the discharge nozzle 17 to be provided with discharging threeway 18, and discharging threeway 18 is communicated with discharge nozzle 17 by an one mouth, and another mouth and the 3rd mouth of discharging threeway 18 all are used for linking to each other with spraying machine.
The rotor jacket of present embodiment is split type tubular construction.The two halves cylindrical shell rotates by a side and is provided with, folding relatively between two parts, the folding relatively of two-part non-hinged side, the folding side is provided with the snap fit structure relatively, can fix by the two halves cylindrical shell, the endoporus side face at the two ends up and down of rotor jacket respectively with the outer peripheral face compression fit of hopper seat and base, be provided with on the fitting face between rotor jacket and hopper seat and the base and filter sponge, the side face of rotor jacket is provided with ventilative window 12, and ventilative window 12 is provided with and filters sponge.
The casing that the described powder collection box of present embodiment is a sealing offers the window of giving vent to anger on the casing, the window of giving vent to anger be provided with filter screen prevent powder in the residual air with gas by overflowing in the window.With respect to relief hole, the window of giving vent to anger can be provided with very greatly, even if filter screen has certain barrier effect to gas, the pressure in the residual air collection box can be very not big yet, can satisfy the requirement of pressure release fully.
The charging hole of present embodiment, discharge opening, high pressure pore and be two with relief hole also can be more than three.
The epitrochanterian defeated material passage of present embodiment is 16, also can be for more.
The relief hole of present embodiment links to each other with the powder collection box by the residual air pipe, also can directly link to each other with atmosphere, just at this moment can waste powder, also pollutes the environment.
The relief hole of present embodiment is arranged on the hopper seat, also can be arranged on the base, and relief hole can also be set on hopper seat and base simultaneously.
Present embodiment rotor and hopper seat and and base between sealing adopt sealing plate to realize, also can adopt mutual button between mazy cyclic convex edge and the annular recess to cooperate and realize.
The rotor jacket of present embodiment is fixed by the mode that compresses and hopper seat and floor, and mode that also can be by welding and hopper seat and floor are fixed.
The charging hole of present embodiment can communicate with epitrochanterian two defeated material passages simultaneously, also the size of charging hole can be continued strengthen, it can be simultaneously communicated with epitrochanterian three or above defeated material passage, certainly, also can reduce the size of charging hole, it can only be communicated with a defeated material passage.
Claims (6)
1. one kind has more material system powder accelerator adding set, it is characterized in that: this powder accelerator adding set comprises the hopper that is provided with from top to bottom, the hopper seat, rotor and base, the upper end of described rotor and hopper seat are sealed and matched, lower end and base are sealed and matched, centre of rotor is provided with to pass base and be in transmission connection with drive unit and drives the central rotating shaft of rotor rotation, the outer peripheral face of rotor is arranged with rotor jacket, the upper end of rotor jacket and hopper seat are fixed, lower end and base are fixed, along the circumferential direction be evenly equipped with two charging holes on the hopper seat at least, described base is provided with the discharge opening that is used with each charging hole, hopper seat and/or base are provided with the relief hole that is used with each charging hole and discharge opening, charging hole, discharge opening and relief hole are provided with successively at interval along the rotation direction of rotor, be evenly equipped with on the rotor when rotor rotation successively and charging hole, the axially defeated material passage that discharge opening and relief hole are communicated with, also be provided with the high pressure pore corresponding on the described hopper seat with the discharge opening upper-lower position, the high pressure pore is used for being communicated with source of the gas by tracheae, and each discharge opening is used for linking to each other with spraying machine by discharge nozzle.
2. the material system powder accelerator adding set that has more according to claim 1, it is characterized in that: described charging hole in the size on the rotor rotation direction greater than the size of a defeated material passage on the rotor rotation direction, between the two nearest defeated material passages that are communicated with charging hole and discharge opening respectively at least at interval one defeatedly expect passage.
3. the material system powder accelerator adding set that has more according to claim 1 and 2, it is characterized in that: string is provided with the discharging threeway on the described discharge nozzle, a mouth of discharging threeway is continuous with corresponding discharge opening, and another mouth and the 3rd mouth of discharging threeway all are used for linking to each other with spraying machine.
4. the material system powder accelerator adding set that has more according to claim 3, it is characterized in that: between the upper end of described rotor and the hopper seat sealing upper plate is set, be provided with in each charging hole place on the sealing upper plate and each charging hole charging hole connected entrance of corresponding connection respectively, be provided with in each high pressure pore place on the sealing upper plate and each high pressure pore high pressure pore connected entrance of corresponding connection respectively, be provided with the sealing lower plate between the lower end of described rotor and the base, be provided with in each discharge opening place on the sealing lower plate and each discharge opening discharge opening connected entrance of corresponding connections respectively, seal on lower plate or the lower plate and to be provided with the relief hole connected entrance of distinguishing corresponding connection with each relief hole in each relief hole place.
5. the material system powder accelerator adding set that has more according to claim 4, it is characterized in that: described relief hole is arranged on the hopper seat.
6. the material system powder accelerator adding set that has more according to claim 5, it is characterized in that: described charging hole is two, discharge opening and relief hole and high pressure pore are two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202815466U CN201802074U (en) | 2010-08-04 | 2010-08-04 | Powdery accelerating agent adding device of multi-discharging system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202815466U CN201802074U (en) | 2010-08-04 | 2010-08-04 | Powdery accelerating agent adding device of multi-discharging system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201802074U true CN201802074U (en) | 2011-04-20 |
Family
ID=43871582
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202815466U Expired - Fee Related CN201802074U (en) | 2010-08-04 | 2010-08-04 | Powdery accelerating agent adding device of multi-discharging system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201802074U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111182996A (en) * | 2017-07-17 | 2020-05-19 | 法孚机械加工公司 | Powder supply system and method for 3D printing by powder injection |
| CN113982652A (en) * | 2021-11-24 | 2022-01-28 | 南京科工煤炭科学技术研究有限公司 | Pneumatic dust removal concrete sprayer and dust collection and removal method |
-
2010
- 2010-08-04 CN CN2010202815466U patent/CN201802074U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111182996A (en) * | 2017-07-17 | 2020-05-19 | 法孚机械加工公司 | Powder supply system and method for 3D printing by powder injection |
| CN113982652A (en) * | 2021-11-24 | 2022-01-28 | 南京科工煤炭科学技术研究有限公司 | Pneumatic dust removal concrete sprayer and dust collection and removal method |
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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: 20110420 Termination date: 20130804 |