CN208359080U - Concrete sprayer - Google Patents
Concrete sprayer Download PDFInfo
- Publication number
- CN208359080U CN208359080U CN201820782614.3U CN201820782614U CN208359080U CN 208359080 U CN208359080 U CN 208359080U CN 201820782614 U CN201820782614 U CN 201820782614U CN 208359080 U CN208359080 U CN 208359080U
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- Prior art keywords
- hopper
- runner
- feeding
- air
- friction plate
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Abstract
The utility model relates to a kind of concrete sprayers, it is characterised in that: it includes cement hopper, aggregate hopper, buffering hopper, runner, air-intake device, power device and support frame；Cement hopper, aggregate hopper, buffering hopper and runner are sequentially arranged on support frame, and cement is sent to aggregate hopper through spiral transmission shaft after cement hopper is launched, and are sent to buffering hopper through spiral transmission shaft after cement and aggregate mixing；Further, it is sent in runner；Conveying power device is connect with spiral transmission shaft and air-intake device respectively, and air-intake device is mounted on the side of support frame；Runner is mounted on one end of support frame by main shaft power device, is axially provided with feed bin on runner；The fixation problem of the friction plate replacement of the utility model effective solution inconvenient problem and friction plate, structure simple operations are convenient, effectively reduce dust pollution in the construction process, improve operating environment, it improves work efficiency, and the long service life of device, it is easy to repair.
Description
Technical field
The utility model relates to a kind of spraying equipment of concrete, especially a kind of concrete sprayer.
Background technique
In engineering construction be widely applied construction of shotcrete technology, construction of shotcrete technology have dry method injection and
Wet spraying, dry method injection are that water mix is not added when sandstone, cement are put into spraying machine, are added water at nozzle, and wet process
Injection is then one piece of sandstone, cement and water mix are passed through compressed air or are pumped at nozzle and converged with liquid accelerator,
It is ejected into together by spray plane again, the two is compared, and wet spraying can guarantee the fine quality and quality of gunite concrete, is improved
The operating environment of construction personnel, water-bearing concreae material are the very strong colloid groups of caking property, are easy to generate bonding, injection with feed bin inner wall
Resistance is big, and the solidifying native spraying machine of used wet type is there is water-bearing concreae stream is discontinuous, and water-bearing concreae material is easily bonded with feed bin, sternly
Phenomena such as even being blocked when weight.
At present wind send the concrete sprayer of type all and be completely cut off by rotatory sealing the pressure-air principle of non-discharge port into
Row work, the effect of feed bin both sides sealing plate, that is, friction plate is the non-discharge port for sealing runner, generally uses rubber or polyurethane
Material is sticked on iron plate and is made, and fixes friction plate by iron plate, but concrete sprayer is in use, and friction plate abrasion is non-
It often needs to be replaced frequently fastly, is pasted on iron plate and causes high production cost and operate extremely inconvenient, influence in replacement process
Construction.
Utility model content
In order to solve the above technical problems, the utility model discloses a kind of concrete sprayers, it is characterised in that: it includes
Cement hopper, aggregate hopper, buffering hopper, runner feeding-distribution device, air-intake device, power device, support frame and feeding just load in mixture
It sets；Just mixing device and air-intake device are installed on the support frame side by side for the feeding, are provided with spiral in the first mixing device of the feeding
Conveying axis, described screw conveyor shaft one end are connect with power device, and the other end is connect with buffering hopper, the cement hopper and bone
Material hopper is mounted on the top of the first mixing device of feeding side by side and connection, the buffering hopper are connected to runner feeding-distribution device；
The runner feeding-distribution device is axially horizontally mounted at the discharge port side of buffering hopper and connect with power device, turns
Annular is evenly arranged with sub-material storehouse in wheel feeding-distribution device axial face；Fixed peace on the support frame of runner feeding-distribution device axial face two sides
Equipped with pressing plate, friction plate is provided between the pressing plate and runner feeding-distribution device, the friction plate is installed on pressing plate, runner point
Expect device, friction plate and pressing plate coaxial arrangement；Feed inlet and outlet is provided in the friction plate and pressing plate axial face.
Further, the pressing plate includes, and the charging side plate and discharging side plate are fixedly connected with support frame, and
Be separately positioned on runner feeding-distribution device axial sides, the charging side plate setting buffering hopper and runner feeding-distribution device it
Between, it is provided between feed inlet one and air inlet described in feed inlet one and air inlet in the axial face of the charging side plate as axis
Hole.
Further, it is provided with discharging gate and air leaking nozzle on the discharging side plate, between the discharging gate and air inlet
Form horizontal passageway.
Further, the friction plate includes charging friction plate and discharging friction plate, is provided on the charging friction plate
Feed inlet two and air inlet hole group, the two shape size position of feed inlet are adapted to feed inlet one, the air inlet hole group and air inlet
Mouth adaptation.
Further, discharge port and bleeder port, discharge port shape size position are provided on the discharging friction plate
Be adapted to discharging gate, the midpoint of the bleeder port and discharge port on same concentric circles, and radial angle be 90 °, and bleeder port with
Air leaking nozzle connection.
Further, the air-intake device is successively collectively formed with air inlet, air inlet hole group, discharge port and discharging gate logical
Road.
Further, the axial cross section in the sub-material storehouse be right-angled trapezium, and the area of radial section by feed inlet one by one
Side to discharge port side is gradually reduced.
Further, the screw pitch of the screw conveyor shaft and cement hopper cooperation section is less than the spiral shell with aggregate hopper cooperation section
Away from.
Further, the outer surface of the aggregate hopper is provided with spring.
Further, the feed inlet one is sector, and radial cross-sectional area is greater than the area in a sub-material storehouse.
Further, the exhaust vent group includes several holes, and the diameter in the hole is 5-10mm.
Further, sealing ring is installed on the face that the friction plate is contacted with runner feeding-distribution device.
Further, the bottom plate of the buffering hopper is in ramp shaped, by material it is gentle pass through feed inlet one and feed inlet two
It is delivered in sub-material storehouse.
Further, serriform gear rack is provided at the top of the cement hopper.
The utility model effective solution automatic mixing mix of water-bearing concreae material, wet feed bonds easily in wet-spraying machine,
The problem that stream is discontinuous and friction plate replacement is inconvenient, while also solving the fixation problem of friction plate, complete machine structure is simple
It is easy to operate, dust pollution is effectively reduced in the construction process, improves operating environment, is improved work efficiency, and is filled
The long service life set, it is easy to repair.
Detailed description of the invention
Fig. 1 is the schematic view of the front view of the utility model；
Fig. 2 is the overlooking structure diagram of the utility model；
Fig. 3 is the runner feeding-distribution device schematic view of the front view of the utility model；
Fig. 4 is the runner feeding-distribution device side structure schematic view of the utility model；
Fig. 5 is the feed inlet side friction plate structural schematic diagram of the utility model；
Fig. 6 is the feed inlet side plate and friction plate structural schematic diagram of the utility model；
Fig. 7 is the discharge port side plate and friction plate structural schematic diagram of the utility model.
Legend: 1. cement hoppers；2. aggregate hopper；3. buffering hopper；4. runner feeding-distribution device；41. sub-material storehouse；5. air inlet
Device；6. power device；7. support frame；8. the first mixing device of feeding；81. screw conveyor shaft；811. cooperation sections；9. friction plate；91.
Feed friction plate；92. discharge friction plate；921. discharge port；922. bleeder port；911. feed inlets two；912. air inlet groups；
9121. hole；10. pressing plate；101. feeding side plate；1011. feed inlet one；1012. air inlet；102. discharge side plate；1021.
Air leaking nozzle；12. discharging gate.
Specific embodiment
The utility model is described further below with reference to embodiment, but is not limited to the content on specification.
As depicted in figs. 1 and 2, the utility model relates to a kind of concrete sprayers, it includes cement hopper 1, aggregate material
Bucket 2, buffering hopper 3, runner feeding-distribution device 4, air-intake device 5, power device 6, support frame 7 and the first mixing device 8 of feeding；Support frame
7 constituent apparatus supportive bodies, just mixing device 8 is disposed in parallel on support frame 7 with air-intake device 5 for feeding, and feeding is just in mixing device 8
It is provided with screw conveyor shaft 81,81 one end of screw conveyor shaft is connect with power device 6, and the other end is connect with buffering hopper 3, cement
Hopper 1 is disposed in parallel in the top of the first mixing device 8 of feeding with aggregate hopper 2 and is connected to, buffering hopper 3 and runner feeding-distribution device 4
Connection.
It is provided with screw conveyor shaft 81 in the first mixing device 8 of feeding, cement is sent to through the cooperation section 811 of spiral transmission shaft 81
Aggregate hopper 2 cooperates section 811 to be mixed with aggregate, and cement hopper 1 cooperates the screw pitch of section 811 to be less than and cooperates with aggregate hopper 2
The screw pitch of section 811, since the helical blade spiral shell spacing of the cooperation section 811 of two hoppers differs, blade often rotates a circle and pushes object
The ratio of material is different, therefore can be reached cement by adjusting the different spacing ratios of two kinds of helical blades and be matched with sand material
The purpose of ratio, the concrete stirring material to have proportioned push to wet-spraying machine buffering hopper 3 through helical blade, herein can basis
It needs plus water adjusts the ratio of mud, the outer surface bottom of aggregate hopper 2 is connect by spring with support frame, prevents from launching aggregate
When, the blanking port of aggregate hopper 2 is blocked, the normal operation of device is influenced, since aggregate hopper 2 can generate vibration, spring can be with
Keep aggregate hopper 2 more steady, cement hopper 1 is internally provided with serriform gear rack, during launching cement, is not necessarily to cement
Bag, which is opened, launches cement, and directly bag of cement can be placed in hopper, sack is punctured by the rack gear in cement hopper 1, make cement
It falls in spiral transmission 81, alleviate manual work intensity and launches the time of material, cement dust falls in hopper, drop
Low dust pollution.
As shown in Figure 3 and Figure 4, the axial discharge port side for being horizontally disposed at buffering hopper 3 of runner feeding-distribution device 4 and with it is dynamic
Power device 6 connects, and runner feeding-distribution device 4 is evenly distributed with sub-material storehouse 41 along the circumference of same Radius, and sub-material storehouse 41 is along axis
The axial cross section of arrangement, sub-material storehouse 41 is right-angled trapezium, and the area of radial section is by one 1011 side of feed inlet to discharge port 921
Side is gradually reduced, and can be charged more compared to round hole, and also more smooth when outside discharging, is not susceptible to block, sub-material storehouse
Dead angle is not stayed in 41, material is prevented to be attached on the inner wall in sub-material storehouse 41, influences the normal operation of device.
As shown in Fig. 5, Fig. 6 and Fig. 7, pressing plate is fixedly installed on the support frame 7 of the axial sides of runner feeding-distribution device 4
10, friction plate 9 is provided between pressing plate 10 and runner feeding-distribution device 4, friction plate 9 is preferably single rubber or polyurethane material
Material, without additional sheet iron, eliminates the step being bonded in friction plate 9 on sheet iron, reduces production cost, replacing
It operates in the process also more convenient.It is provided with pit on friction plate 9, card column is provided in tabletting 10, friction plate 9 is installed on pressing plate
On 10, friction plate 9 is limited on pressing plate 10 by card column, rotates friction plate 9 with runner, since friction plate 9 is in device
Use process in abrasion it is big, need to be replaced frequently, the mode of clamping is that can guarantee the stability of friction plate when rotated, and energy
The replacement enhanced convenience for making friction plate by the fixed tabletting 10 of clamp nut, and provides tabletting 10 and friction plate 9 to runner
The pressing force of feeding-distribution device 4, to realize that Plane Rotation seals, in the plane that friction plate 9 contacts the two sides of runner feeding-distribution device 4
It is arranged with sealing ring, further improves the air-tightness in sub-material storehouse 41, so as to increase the pressure of air stream to mention high spraying speed.
Pressing plate 10 includes charging side plate 101 and discharging side plate 102, and charging side plate 101 and discharging side plate 102 divide
It She Zhi not be fixedly connected in 4 axial sides of runner feeding-distribution device, and with support frame 7, the setting of charging side plate 101 is in buffering hopper
Be provided with feed inlet 1 and air inlet 1012 between 3 and runner feeding-distribution device 4, and in axial face, feed inlet 1 with
It is corresponding to buffer material mouth 3, is axis hole between feed inlet 1 and air inlet 1012, is provided with discharging gate on the side plate 102 that discharges
12 and air leaking nozzle 1021, access is formed between discharging gate 12 and air inlet 1012, to blow out the material in sub-material storehouse 41.
As shown in Fig. 5, Fig. 6 and Fig. 7, friction plate 9 is charging friction plate 91 close to buffering 3 side of hopper, close to discharge port
12 sides are discharging friction plate 92, feed and are provided with feed inlet 2 911 and air inlet hole group 912, feed inlet 2 911 on friction plate 91
Shape size position and feed inlet 1 are adapted to and corresponding, prevent in fill process material due to two feed inlets be not adapted into
Enter to feed between friction plate 91 and charging pressing plate side 101, causes the waste of material, while material being made to be attached to friction plate or pressing plate
On, pressing plate or friction plate can be caused to corrode, influence the service life of device, the position of the corresponding discharge port 12 of charging friction plate 91
On be provided with air inlet hole group 912, air-intake device 5 is connected to air outlet 911, and the shape size of air outlet 911 is adapted to feed bin 41,
And the edge radian of air inlet hole group 912 is consistent with the rotation radian in sub-material storehouse 41, air inlet hole group 912 includes several holes 9121, hole
For 9121 diameter between 5-10mm, the pressure-air of air-intake device 5 forms a plurality of high-pressure blast beam, energy by several holes 9121
It is enough rapidly to blow out the concrete in sub-material storehouse 41 by discharge port 12 in the horizontal direction, make concrete is more uniform to eject
It goes, bleeder port 922 and discharge port 921,921 shape size position of discharge port and discharging gate 12 is provided on exit side friction plate 92
The midpoint of adaptation, bleeder port 922 and discharge port 921 is on same concentric circles, and radial angle is 90 °, bleeder port 922 and air leaking nozzle
Lack of gas extra in rotation can be discharged, prevent extra lack of gas from influencing the use of device by 1021 connections.
The bottom plate for buffering hopper 3 is tilted to vertical feed inlet direction, enters the work that feed inlet plays buffering for concrete
With preventing concrete from blocking at feed inlet, feed inlet 1 and feed inlet 2 922 are in crescent shape, and area is greater than one point
The radial cross-sectional area of feed bin 41 can make concrete material while enter multiple sub-material storehouses 41, improve pan feeding efficiency.
It is also mountable on support frame 7 to have liquid accelerator pump, it is driven by power device 6, accelerator is passed by pipeline
It send to the spray head of conveying pipeline front end, achievees the purpose that spray-up rapid hardening.
When the utility model is used, cement is added in cement hopper 1, the coarse-fine aggregate mixed in advance is put to bone
Expect in hopper 2, while suitable water is added in conveying pipeline water inlet pipe, the concrete material ceaselessly added water and stirred is transmitted in spiral
Become water-bearing concreae material under the stirring of blade on axis 81, and mixed and be sent in buffering hopper 3 by spiral transmission shaft 81,
Further, by entering feed inlet in buffering hopper 3, feed inlet launches material into sub-material storehouse 41, and main shaft drives runner sub-material
Device 4 ceaselessly rotates, and guarantees device full with substance in each sub-material storehouse 41, and the hole 9121 at the edge of air inlet hole group 912 is constituted
Camber line be adapted to the rotational arc in sub-material storehouse 41, as the continuous rotation material of runner feeding-distribution device 4 is constantly blown out, coagulation
Soil can be blown out cleaner, avoid being attached on the inner wall in sub-material storehouse 41, corroded sub-material storehouse 41, influenced runner feeding-distribution device
4 service life, further, power device 6 drive accelerator pump that accelerator is delivered to conveying pipeline front end by pipeline
Spray head, so that spray-up is achieved the effect that rapid hardening.
The runner feeding-distribution device 4 that existing radial level is placed is arranged to axial horizontal positioned, radial direction by the utility model
Horizontal positioned runner feeding-distribution device 4, since sub-material storehouse 41 is perpendicular to the ground with feed inlet, concrete material is fallen under the effect of gravity
Into sub-material storehouse 41, easily initiation sub-material storehouse 41 is blocked, and 4 axial width of runner feeding-distribution device is big, and concrete material is easily attached to
In sub-material storehouse 41, corrosion is generated to sub-material storehouse 41, reduces the service life of device, when air-intake device 5 and discharge port 12 is arranged,
Blast pipe requires to be bent with discharging gate, and setting in this way generates air inlet and discharging all unsmooth, influences the normal fortune of equipment
Row, the present apparatus are axially horizontally arranged runner feeding-distribution device 4, concrete material are pushed to concrete material by screw conveyor shaft 81
In sub-material storehouse 41, and air-intake device 5 and discharge port 12 are horizontally disposed, do not need to bend, and enable the horizontal blowout of pressure-air,
It is not likely to produce vapour lock, wind speed greatly improves, and then the speed for blowing out concrete material is bigger, is not easy to plug sub-material storehouse 41, increases
The conveying distance for having added water-bearing concreae material improves the functional reliability of equipment.
Obviously, the above embodiment of the utility model is merely examples for clearly illustrating the present invention,
And it is not limitations of the embodiments of the present invention.For those of ordinary skill in the art, it is stated upper
It can also be made other variations or changes in different ways on the basis of bright.Here all embodiments can not be given thoroughly
It lifts.It is all to belong to obvious changes or variations that the technical solution of the utility model is extended out still in the utility model
Protection scope column.
Claims (10)
1. a kind of concrete sprayer, it is characterised in that: it include cement hopper (1), aggregate hopper (2), buffering hopper (3),
The first mixing device (8) of runner feeding-distribution device (4), air-intake device (5), power device (6), support frame (7) and feeding；At the beginning of the feeding
Mixing device (8) and air-intake device (5) are mounted on side by side on support frame (7), are provided with spiral transferring in the first mixing device (8) of the feeding
It send axis (81), described screw conveyor shaft (81) one end is connect with power device (6), and the other end is connect with buffering hopper (3), described
Cement hopper (1) is mounted on the top of the first mixing device (8) of feeding side by side with aggregate hopper (2) and is connected to, the buffering hopper (3)
It is connected to runner feeding-distribution device (4)；
The runner feeding-distribution device (4) is axially horizontally mounted at the discharge port side of buffering hopper (3), and with power device (6)
It connects, annular is evenly arranged with sub-material storehouse (41) in runner feeding-distribution device (4) axial face；Runner feeding-distribution device (4) axial face two
It is fixedly installed with pressing plate (10) on the support frame (7) of side, is provided with friction between the pressing plate (10) and runner feeding-distribution device (4)
Plate (9), the friction plate (9) are installed on pressing plate (10), and runner feeding-distribution device (4), friction plate (9) and pressing plate (10) are coaxially set
It sets；Feed inlet and outlet is provided in the friction plate (9) and pressing plate (10) axial face.
2. a kind of concrete sprayer according to claim 1, it is characterised in that: the pressing plate (10) includes charging side pressure
Plate (101) and discharging side plate (102) are fixedly connected with support frame (7), and it is axial to be separately positioned on runner feeding-distribution device (4)
Two sides, charging side plate (101) setting is between buffering hopper (3) and runner feeding-distribution device (4), the charging side plate
(101) feed inlet one (1011) and air inlet (1012) feed inlet one (1011) and air inlet are provided in axial face
It (1012) is axis hole between.
3. a kind of concrete sprayer according to claim 2, it is characterised in that: set on the discharging side plate (102)
It is equipped with discharging gate (12) and air leaking nozzle (1021), forms access between the discharging gate (12) and air inlet (1012).
4. a kind of concrete sprayer according to claim 1, it is characterised in that: the friction plate (9) includes that charging rubs
Wiping board (91) and discharging friction plate (92), are provided with feed inlet two (911) and air inlet hole group on the charging friction plate (91)
(912), feed inlet two (911) the shape size position is adapted to feed inlet one (1011), the air inlet hole group (912) with into
Air port (1012) adaptation.
5. a kind of concrete sprayer according to claim 4, it is characterised in that: be arranged on the discharging friction plate (92)
There are discharge port (921) and bleeder port (922), discharge port (921) the shape size position is adapted to discharging gate (12), described to let out
The midpoint of stomata (922) and discharge port (921) is on same concentric circles, and radial angle is 90 °, and bleeder port (922) and loses heart
Mouth (1021) connection.
6. a kind of concrete sprayer according to claim 5, it is characterised in that: the air-intake device (5) successively with into
Access is collectively formed in air port (1012), air inlet hole group (912), discharge port (921) and discharging gate (12).
7. a kind of concrete sprayer according to claim 1, it is characterised in that: the axial cross section of the sub-material storehouse (41)
For right-angled trapezium, and the area of radial section is gradually reduced by feed inlet one (1011) side to discharge port (921) side.
8. a kind of concrete sprayer according to claim 1, it is characterised in that: the screw conveyor shaft (81) and cement
Hopper (1) cooperates the screw pitch of section (811) to be less than the screw pitch with aggregate hopper (2) cooperation section (811).
9. a kind of concrete sprayer according to claim 1, it is characterised in that: the outer surface of the aggregate hopper (2)
It is provided with spring.
10. a kind of concrete sprayer according to claim 7, it is characterised in that: the feed inlet one (1011) is fan
Shape, radial section product are greater than the area of a sub-material storehouse (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820782614.3U CN208359080U (en) | 2018-05-24 | 2018-05-24 | Concrete sprayer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820782614.3U CN208359080U (en) | 2018-05-24 | 2018-05-24 | Concrete sprayer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208359080U true CN208359080U (en) | 2019-01-11 |
Family
ID=64929925
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820782614.3U Expired - Fee Related CN208359080U (en) | 2018-05-24 | 2018-05-24 | Concrete sprayer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208359080U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110056373A (en) * | 2019-03-25 | 2019-07-26 | 山东科技大学 | One kind pushing away chain type concrete spraying machine |
| CN110671129A (en) * | 2019-10-08 | 2020-01-10 | 广州市淞滨工程技术有限公司 | Environment-friendly concrete sprayer with quantitative conveying function |
-
2018
- 2018-05-24 CN CN201820782614.3U patent/CN208359080U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110056373A (en) * | 2019-03-25 | 2019-07-26 | 山东科技大学 | One kind pushing away chain type concrete spraying machine |
| WO2020191922A1 (en) * | 2019-03-25 | 2020-10-01 | 山东科技大学 | Push chain-type concrete spraying machine |
| CN110056373B (en) * | 2019-03-25 | 2020-12-08 | 山东科技大学 | Push chain type concrete sprayer |
| CN110671129A (en) * | 2019-10-08 | 2020-01-10 | 广州市淞滨工程技术有限公司 | Environment-friendly concrete sprayer with quantitative conveying function |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190111 |
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| CF01 | Termination of patent right due to non-payment of annual fee |