CN209942243U - Cement pump truck convenient to high altitude is carried - Google Patents
Cement pump truck convenient to high altitude is carried Download PDFInfo
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- CN209942243U CN209942243U CN201920704686.0U CN201920704686U CN209942243U CN 209942243 U CN209942243 U CN 209942243U CN 201920704686 U CN201920704686 U CN 201920704686U CN 209942243 U CN209942243 U CN 209942243U
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Abstract
The application relates to the technical field of cement pump trucks, and particularly discloses a cement pump truck convenient for high-altitude conveying, which comprises a cement pump truck body, an extension conveying pipe and an accelerating pump; the body of the cement pump truck is connected with an extension delivery pipe; the accelerating pump is cylindrical, can be butted with the extension conveying pipe and accelerates the cement in the extension conveying pipe; the outer wall of the extension conveying pipe is provided with a fixing lug. The purpose of this patent is to solve the problem that the pumping height of current cement pump truck is less than 50 m.
Description
Technical Field
The utility model relates to a cement pump truck technical field, in particular to cement pump truck convenient to high altitude is carried.
Background
Along with more and more construction engineering needs, the effect of cement pump truck is bigger and bigger, can transport cement mortar higher more distant place through the cement pump truck and brought very big convenience for the construction of building site.
The cement pump truck generally comprises a pumping system and a boom system. The pumping system generally comprises, in turn, a hopper, a delivery cylinder and a distribution valve; the arm support system comprises an arm support and a conveying pipe, wherein the arm support comprises a plurality of sections of joint arms which are sequentially hinged and connected through transverse hinge shafts, the conveying pipe comprises a plurality of sections of pipelines which are sequentially connected, and the pipelines are respectively fixed on the corresponding joint arms. The hopper is used for storing cement; the distribution valve can be driven by the swing oil cylinder to perform state conversion, the conveying cylinder is communicated with the hopper within preset first time, and the conveying cylinder is communicated with the conveying pipe of the arm support system within preset second time. The piston of the conveying cylinder can perform telescopic motion under the driving of the hydraulic cylinder; when the conveying cylinder is communicated with the hopper, the piston of the conveying cylinder is retracted to suck materials and a proper amount of cement; when the conveying cylinder is communicated with a conveying pipe of the arm support system, a piston of the conveying cylinder extends outwards, sucked cement slurry is pressed into the conveying pipe, material pumping is achieved, preset pressure is applied to the cement, and the cement flows along the conveying pipe; the cement can reach the tail end of the conveying pipe through multiple times of material suction and pumping, and can flow out of the tail end of the conveying pipe to reach a preset cement operation position.
The cement conveying pipe is connected with the upper level and the lower level of the building construction by adopting bent pipes in a switching mode, the ground horizontal part of the cement conveying pipe is connected to the outlet of a pumping system of a pump truck, and the roof horizontal part of the cement conveying pipe is conveyed to a cement mortar target place through a tail end hose.
Because land resources are increasingly tense and new heights are continuously created at price, building bases of each construction site are built higher, the building bases are basically more than 90 meters, however, almost all cement pump trucks in the current market have pumping heights lower than 50 meters, and the long arm supports of the cement pump trucks are erected too high to cause the center of gravity of the trucks to deviate, so that rollover accidents of the cement pump trucks occur endlessly, the pumping heights of the cement pump trucks are higher, and the cement pump trucks are safer and more effective.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model provides a technical problem provides a cement pump truck convenient to high altitude is carried, solves the problem that the pumping height of current cement pump truck is less than 50 m.
In order to solve the above problem, the utility model discloses the technical scheme who adopts is: a cement pump truck convenient for high-altitude conveying comprises a cement pump truck body, an extension conveying pipe and an accelerating pump; the body of the cement pump truck is connected with an extension delivery pipe; the accelerating pump is cylindrical in shape, and a conveying unit is formed by the accelerating pump and an extended conveying pipe; the outer wall of the extension conveying pipe is provided with a fixing lug.
The technical principle of the basic scheme is as follows: the one end and the cement pump truck body coupling with the extension conveyer pipe, the other end with the extension conveyer pipe is through another extension conveyer pipe of pump connection with higher speed to this analogizes, can adjust the quantity of extension conveyer pipe and pump with higher speed according to actual conditions, thereby adjust the length of the pipeline of carrying cement according to actual conditions, the pump can accelerate the cement in the extension conveyer pipe with higher speed, the pump provides sufficient power for the cement with higher speed, thereby realize carrying the cement that the cement pump truck body is prefabricated to appointed height. Through the setting of fixed ear, can be when using with the flexible installation of extension conveyer pipe spacing on the outer scaffold frame of tower body or the building of building surface, tower crane, need not to set up the cantilever crane, the extension conveyer pipe can adopt multiple mode fixed, has solved the long cantilever crane of concrete pump truck and has caused the cement pump truck that the skew of vehicle focus leads to turn on one's side the technical problem because of setting up too high.
The beneficial effect that this scheme produced is:
1. the utility model discloses when using, can dock installation one or more acceleration pump according to actual need on the extension conveyer pipe, through accelerating the pump at different levels to cement with higher speed, carry the concrete mortar of various models required pumping height, solved nearly all cement pump truck pumping height in the existing market and all be less than 50 meters's technical problem.
2. The utility model discloses a set up the mode of fixed ear on the extension conveyer pipe, can be when using with the flexible installation of extension conveyer pipe spacing on the outer scaffold frame of tower body or the building of building surface, tower crane, need not to set up the cantilever crane, the extension conveyer pipe can adopt multiple mode fixed, has solved concrete pump truck's long cantilever crane and has caused the cement pump truck that the skew of vehicle focus leads to turn on one's side the technical problem because of setting up too high.
3. The utility model discloses compare with current pump truck, simple structure, the part that needs the repacking to former pump truck is few and conveniently process the preparation, can improve a large amount of current pump trucks, need not to produce the pump truck again, reduction in production cost.
4. The utility model has compact structure and light weight, and can be installed in a narrower space; the concrete pump truck does not need a necessary supporting structure in the prior art, so that the concrete mortar can be pumped to the height and position required by the building engineering safely, reliably, timely and quickly in an environment with small space and more surrounding shelters.
5. The utility model discloses simple to operate is swift, easy to carry out, and the compound mode is simple nimble, can carry out nimble selection according to complicated changeable site conditions.
Further, the inner diameter of the accelerating pump is the same as that of the extension conveying pipe; the utility model discloses a pump accelerating device, including accelerating pump, dwang, conical sleeve, the coaxial fixed cover of dwang, be fixed with the helical blade that encircles the conical surface on the side of conical sleeve, accelerating pump internal fixation has the motor coaxial with accelerating pump, is fixed with the dwang in the pivot of motor, the dwang periphery is equipped with the conical sleeve with the coaxial fixed cover of dwang, is fixed with the flight around the conical.
The motor rotates to drive the rotating rod and the spiral piece surrounding the conical surface to rotate, and cement is accelerated when passing through the accelerating pump.
Further, the fixed cover in motor outside is equipped with the seal box, the terminal surface of keeping away from the toper sleeve of seal box is equipped with sealed lid, inside and the outer pipeline intercommunication that passes through of accelerating pump of seal box, be used for holding the power cord of accelerating pump in the pipeline.
The motor is isolated from cement, so that the motor is prevented from being covered by the cement and then being incapable of working normally.
Further, extension conveyer pipe passes through flange joint with the accelerating pump, the butt joint face of flange is equipped with the annular seal groove, be equipped with the sealing washer in the seal groove, the face that deviates from mutually of matched with flange sets up to the conical surface, and matched with flange is fixed through running from opposite directions the pipe strap, the cross section of pipe strap is the cell type, the pipe strap can be with conical surface phase-match.
The sealing effect of the sealing ring on the flange ensures that each extension conveying pipe is not subjected to pressure loss, so that the cement mixture pumped out by the pump truck can be pumped to the height required by the construction engineering.
Further, the sealing ring is made of rubber, and the sealing ring can be limited in the sealing groove when the flanges are butted.
The rubber material is common deformable material, receives the clearance between the extrusion back deformable and the sealed flange of seal groove when the sealing washer, reaches the fastening and sealed effect.
Furthermore, the tooth side of the spiral piece is provided with a boss along the radial direction of the spiral piece in a radiation mode.
The lug boss can increase the driving force of the spiral sheet on cement.
Furthermore, the outer wall of the accelerating pump is provided with a power interface which is electrically connected with the motor.
When the plurality of accelerating pumps are connected, the accelerating pumps can be sequentially connected to a building site power supply system end to end or each accelerating pump is directly connected to a pump truck power supply system, the power supply mode of the accelerating pumps is flexible, and flexible selection can be performed according to the field condition.
Further, the coaxial sealed rotation cover of one end that the dwang is close to the seal box is equipped with the draft tube of round platform form, and the terminal surface that the diameter of draft tube is the biggest is close to the fixed laminating in side of dwang one end with the seal box, and the diameter of the biggest terminal surface of draft tube is more than or equal to the diameter of seal box.
The setting of draft tube can reduce the sealed box's that receives when the cement that comes out from the accelerating pump gets into next extension conveyer pipe resistance, reduces the resistance loss of cement.
Further, a cleaning pool is fixed on the cement pump truck body, a first sieve plate is fixed in the middle of the cleaning pool, the edge of the first sieve plate is fixed with the inner wall of the cleaning pool, and the aperture size of the first sieve plate is 0.5-1 cm; a second sieve plate with an inverted circular truncated cone shape is fixed at the upper part of the cleaning pool, the top of the second sieve plate is provided with an opening, the edge of the second sieve plate is attached to the inner wall of the cleaning pool, and the aperture size of the second sieve plate is 0.1-0.5 cm; first sieve and second sieve will wash the pond from down to separating into and store up the stone room, store up husky room and reservoir chamber down, and the reservoir chamber is inside to be connected with the water pipe through the water pump, and the export of water pipe extends to and stores up the stone room top.
The cleaning pool is used for cleaning the cement on the inner walls of the extension conveying pipe and the acceleration pump after the cement is conveyed. The stone storage chamber is filled with stones for concrete, and the water storage chamber is filled with clear water. Then arranging the end of the motor of the accelerating pump far away from the spiral plate upwards, connecting the upper end of the accelerating pump with the extension conveying pipe through a flange, fixing the combination of the accelerating pump and the extension conveying pipe on the cement pump truck body through a fixing lug and locating above the stone storage chamber, starting a water pump and the motor, conveying stones from bottom to top through the spiral plate, pumping water in the water storage chamber to the top of the extension conveying pipe through the water pump, enabling the stones and the water to move in a countercurrent mode, enabling the stones and the residual cement on the inner wall of the accelerating pump and the extension conveying pipe and the spiral plate to rub and wash away the cement, enabling the stones at the upper part of the accelerating pump and the lower part of the extension conveying pipe to push the stones at the upper part of the extension conveying pipe to fall into the stone storage chamber from the upper port part of the extension conveying pipe and continuously circulate, enabling silt and sewage to enter the sand storage chamber through the second sieve plate for, the sewage continuously participates in the circulation. Until the cleaning of the extension duct and the acceleration pump is completed. The stone, silt and sewage are stored separately for the next mixing of concrete or cement.
Drawings
Fig. 1 is a schematic view of a cement pump truck body.
Fig. 2 is a schematic view of an extended delivery pipe.
Fig. 3 is a schematic view of the acceleration pump.
FIG. 4 is a schematic view showing the connection of the extension duct to the acceleration pump before the flange connection is fastened in embodiment 1.
FIG. 5 is a schematic view showing the connection of the extended delivery pipe to the booster pump after the flange connection is fastened in embodiment 1.
Fig. 6 is an enlarged view of a portion a in fig. 4.
Fig. 7 is an enlarged view of a portion B in fig. 5.
FIG. 8 is a right side view of the extension tube delivery tube and acceleration pump connection.
FIG. 9 is a left side view of the connection of the extension tube delivery tube and the acceleration pump.
FIG. 10 is a block diagram of an extended delivery tube and acceleration pump combination used in conjunction with a wash basin.
FIG. 11 is a schematic view showing the connection of an extension duct to an acceleration pump before fastening of a flange connection in embodiment 2.
Detailed Description
The following is further detailed by way of specific embodiments:
reference numerals in the drawings of the specification include: the concrete pump truck comprises a concrete pump truck body 1, an extension conveying pipe 2, an acceleration pump 3, a flange 4, rifling 21, a fixing lug 22, a rotating rod 31, a motor 32, a long rib plate 331, a short rib plate 332, a boss 34, a power supply interface 35, a conical sleeve 36, a spiral piece 37, a sealing box 38, a sealing cover 39, a sealing groove 41, a sealing ring 42, a conical surface 43, a pipe clamp 44, a guide cylinder 50, a cleaning pool 60, a first screen plate 61, a second screen plate 62, a water storage chamber 63, a sand storage chamber 64, a stone storage chamber 65 and a water pump 66.
Example 1
Example 1 is substantially as shown in figures 1 to 10 of the accompanying drawings:
a cement pump truck convenient for high-altitude conveying is shown in figure 1 and comprises a cement pump truck body 1, wherein the cement pump truck body 1 is used for stirring and mixing cement, and the structure of the cement pump truck body 1 is the conventional structure. As shown in fig. 2 and 3, the present embodiment further includes an extension duct 2 and an acceleration pump 3, and one acceleration pump 3 and one extension duct 2 constitute one conveying unit. The cement pump truck body 1 is connected with an extension conveying pipe 2. As shown in fig. 4 and 5, the inner wall of the extension conveying pipe 2 is provided with rifling 21, cement mortar advances in the extension conveying pipe 2 in a rotating mode, the outer wall of the extension conveying pipe 2 is provided with fixing lugs 22, the number of the fixing lugs 22 is set to be 4, the fixing lugs are symmetrically distributed at two ends of the extension conveying pipe 2, when the high-altitude conveying cement pump truck is used, the fixing lugs 22 can be flexibly limited on the surface of a building, the tower body of a tower crane or on a scaffold outside the building according to actual conditions, an arm frame does not need to be arranged, and the side turning of the cement pump truck caused by the gravity center offset of the vehicle due to the fact that the long arm frame of the cement. The extension conveying pipes 2 are made in advance, and the number of the extension conveying pipes 2 can be increased or decreased according to actual conditions. Flanges 4 are welded at two ends of the extension conveying pipe 2, and the extension conveying pipes 2 are conveniently connected through the flanges 4.
The acceleration pump 3 is used to connect two adjacent extension ducts 2 and accelerate the cement in the extension ducts 2.
The accelerating pump 3 is cylindrical, flanges 4 are welded at two ends of the accelerating pump 3, and the inner diameter of the accelerating pump 3 is the same as that of the extension conveying pipe 2; the motor 32 is arranged in the accelerating pump 3, the cylindrical sealing box 38 is fixedly sleeved outside the motor 32, and the sealing box 38 is used for isolating the motor 32 from cement and preventing the motor 32 from being covered by the cement and then not working normally. Three short ribs 332 are provided at the left and right ends of the sealing box 38, respectively. As shown in fig. 4 and 8, three short ribs 332 at one end of the sealing box 38 are circumferentially and uniformly welded around the sealing box 38. The one end welding that the short ribbed plate 332 kept away from motor 32 is at the accelerating pump 3 inner wall, and three short ribbed plates 332 centre gripping and fixing sealed box 38 in accelerating pump 3, and threaded connection has sealed lid 39 on the terminal surface that sealed box 38 kept away from dwang 31, conveniently opens the motor 32 in the sealed box 38 of overhauing behind the sealed lid 39, has a short ribbed plate 332 cavity and communicates sealed box 38 inside and outside the accelerating pump 3, and hollow short ribbed plate 332 is used for holding the electric lead of motor 32. The outer wall of the accelerating pump 3 is provided with a power interface 35, and the power interface 35 is electrically connected with the motor 32. When the plurality of accelerating pumps 3 are connected, the accelerating pumps can be sequentially connected to a power supply system of a construction site end to end or each accelerating pump 3 is directly connected to a pump truck power supply system, the power supply mode is flexible, and flexible selection can be performed according to site conditions.
As shown in fig. 4 and 5, the motor 32 and the acceleration pump 3 are coaxially arranged, a rotating shaft of the motor 32 penetrates through the right end of the sealing box 38 and is connected with the sealing box 38 in a rotating and sealing manner, a rotating rod 31 is fixed on the rotating shaft of the motor 32, and two ends of the rotating rod 31 are respectively provided with three long rib plates 331. As shown in fig. 9, the three long ribs 331 at one end of the rotating lever 31 are evenly distributed circumferentially around the rotating lever 31. The end of the long rib plate 331 away from the rotating rod 31 is welded on the inner wall of the acceleration pump 3, the three long rib plates 331 clamp and limit the rotating rod 31 in the acceleration pump 3, and the rotating rod 31 can only rotate in the acceleration pump 3.
The periphery of the rotating rod 31 is welded and sleeved with a conical sleeve 36, and the conical sleeve 36 is arranged coaxially with the rotating rod 31.
The end of tapered sleeve 36 having the largest cross-sectional area is defined as the base of tapered sleeve 36, and the end of tapered sleeve 36 having the smallest cross-sectional area is defined as the tip of tapered sleeve 36. The cement is transported in a direction from the conical top side of the conical sleeve 36 to the conical bottom side of the conical sleeve 36.
As shown in fig. 4 or 5, the apex of the tapered sleeve 36 is distal from the motor 32. The outer diameter of the conical bottom of the conical sleeve 36 is not larger than one half of the diameter of the inner wall of the acceleration pump 3, and in the embodiment, the outer diameter of the conical bottom of the conical sleeve 36 is set to be one half of the diameter of the inner wall of the acceleration pump 3, so that the influence on the cement conveying efficiency caused by the excessively narrow channel between the conical sleeve 36 and the inner wall of the acceleration pump 3 is avoided. The diameter of sealing box 38 is not greater than the diameter of the conical bottom of conical sleeve 36, and in the embodiment, the diameter of sealing box 38 is equal to the diameter of the conical bottom of conical sleeve 36, so that cement is prevented from being blocked by the side surface of sealing box 38 when cement is conveyed from conical sleeve 36 to sealing box 38.
As shown in fig. 4 or 5, the tapered sleeve 36 is fixed with a spiral piece 37 surrounding the side surface of the tapered sleeve 36, and the spiral direction of the spiral piece 37 is opposite to the spiral direction of the rifling 21, so that the cement is prevented from flowing backwards. The tooth side of the spiral piece 37 is radially provided with 30 bosses 34, the distances between the parts of the spiral piece 37 far away from the rotating rod 31 and the inner wall of the acceleration pump 3 are equal and 1cm, and the spiral piece 37 can rotate relative to the inner wall of the acceleration pump 3 and can realize that the spiral piece 37 pushes cement to advance along the acceleration pump 3.
As shown in fig. 4 and 5, the extension duct 2 is connected to the acceleration pump 3 via a flange 4. As shown in fig. 6 and 7, an annular sealing groove 41 is formed in the abutting surface of the flange 4, a sealing ring 42 is arranged in the sealing groove 41, the sealing ring 42 is made of rubber, the rubber is made of common deformable materials, when the sealing ring 42 is extruded by the sealing groove 41, the sealing ring can be deformed and seal the gap between the flanges 4, the surfaces of the matched flanges 4, which face away from each other, are arranged to be conical surfaces 43 along the radial direction of the flanges, split pipe clamps 44 are arranged on the flanges 4, the cross sections of the pipe clamps 44 are groove-shaped, and the pipe clamps 44 are matched with the conical surfaces 43.
The rubber sealing ring 42 is well laid when the flanges 4 are butted, the flanges 4 are butted and then buckled with the split pipe clamps 44, the groove-shaped cross section of the pipe clamp 44 is matched with the conical surface 43 of the fastening surface of the flanges 4 when the pipe clamps 44 are fastened, and the joint surface of the flanges 4 extrudes the rubber sealing ring 42 to deform the rubber sealing ring 42 and seal the gap between the flanges 4 along with the tightening of the pipe clamps 44, so that the fastening and sealing effects of the flanges 4 are achieved.
The sealing ring 42 of the flange 4 at the butt joint part ensures that each extension conveying pipe 2 is not subjected to pressure loss, so that the cement mixture pumped out by the cement pump truck body 1 can be pumped to the height required by the building engineering; the sealing of the flange 4 reduces the pressure loss of the delivered cement.
As shown in fig. 10, a cleaning tank 60 is fixed on the cement pump truck body 1, and the cleaning tank 60 is used for cleaning the inner walls of the extension delivery pipe 2 and the acceleration pump 3 after cement delivery, so as to prevent the cement on the inner walls of the extension delivery pipe 2 and the acceleration pump 3 from solidifying to cause that the extension delivery pipe 2 and the acceleration pump 3 cannot work normally in the next use. The shape of the cleaning pool 60 is cylindrical, a disc-shaped first sieve plate 61 is fixed in the middle of the cleaning pool 60, the edge of the first sieve plate 61 is welded and attached to the inner wall of the cleaning pool 60, and the aperture size of the first sieve plate 61 is 0.5 cm; the upper part of the cleaning pool 60 is welded with a hollow inverted circular truncated cone-shaped second sieve plate 62, the top of the second sieve plate 62 is open, the edge of the second sieve plate 62 is welded and attached to the inner wall of the cleaning pool 60, and the aperture size of the second sieve plate 62 is 0.1 cm; the first sieve plate 61 and the second sieve plate 62 divide the cleaning pool 60 into a stone storage chamber 65, a sand storage chamber 64 and a water storage chamber 63 from bottom to bottom, the water storage chamber 63 is connected with a water pipe through a water pump 66, and the water pipe extends to the position above the stone storage chamber 65.
The stone storage chamber 65 is filled with a quantity of stones for concrete which can fill the two extension ducts 2 and the two acceleration pumps 3, and the water storage chamber 63 is filled with fresh water. Then the motor 32 of the accelerating pump 3 is arranged upwards at one end far away from the spiral piece 37, and after the upper end of the accelerating pump 3 is connected with the extension conveying pipe 2 through the flange 4, the combination of the accelerating pump 3 and the extension conveying pipe 2 is fixed on the cement pump truck body 1 through the fixing lug 22 and is positioned above the stone storage chamber 65, the distance between the bottom of the accelerating pump 3 and the bottom of the stone storage chamber 65 is three tenths of the diameter of the accelerating pump 3, the size of a stone for concrete is usually smaller than one fourth of the size of the conveying pipe, the distance between the bottom of the accelerating pump 3 and the bottom of the stone storage chamber 65 is larger than the size of the stone, the distance between the bottom of the accelerating pump 3 and the bottom of the stone storage chamber 65 allows the stone to pass through, and the phenomenon that the accelerating pump 3 cannot convey the stone in the stone storage chamber 65 due to the fact that the distance between the bottom of the accelerating pump.
The specific implementation process is as follows: after the cement pump truck arrives at the site, the extension conveying pipe 2 and the acceleration pump 3 are detached from the truck, after the calculation result is calculated according to the height of the site, the acceleration pump 3 is additionally arranged on each section of the extension conveying pipe 2, a rubber sealing ring 42 is arranged when flanges 4 are butted, and the flanges 4 are buckled with a split pipe clamp 44 after being butted; all the accelerating pumps 3 are arranged between the adjacent extension conveying pipes 2 according to the principle that one side where the rotating rod 31 is located inclines downwards and one side where the motor 32 is located inclines upwards, the extension conveying pipes 2 are fixed on a building outer wall or a scaffold of the building outer wall by using the fixing lugs 22 on the outer wall of the extension conveying pipes 2, power interfaces 35 on the accelerating pumps 3 are sequentially connected end to end by power lines, and then the power lines are connected to a power supply system of a construction site power supply or a pump truck; after all the cement pumps are ready, firstly, the power supply of the accelerating pump 3 is turned on, all the accelerating pumps 3 are started, then the cement pump truck starts to work, the pumping system pumps the accelerated and pressurized cement mortar to the first section of the extension conveying pipe 2, the cement mortar is pressurized when passing through the first accelerating pump 3, and the pressure loss is reduced by sealing at the flange 4, so that the cement continuously rises after being pressurized and accelerated by the accelerating pump 3 along the way, and the cement mortar keeps the speed and the pressure until the target height of the roof is transferred to the horizontal part of the roof and then reaches the target place through the tail end hose; after pumping, the pumping system of the pump truck is closed firstly, and the power supply of the accelerating pump 3 is closed after half an hour, so that cement mortar in the extension conveying pipe 2 is conveyed to a target area as completely as possible, and high-altitude cement conveying is finished.
After the cement conveying is finished, the uppermost extension conveying pipe 2 and the uppermost acceleration pump 3 are detached, and the uppermost extension conveying pipe 2 and the uppermost acceleration pump 3 are fixed on the cement pump truck body 1 through the fixing lugs 22 and are positioned right above the stone storage chamber 65. Start water pump 66 and motor 32, supreme transport stone is down followed to spiral piece 37, water pump 66 takes out the water in the reservoir chamber 63 to the top of extension conveyer pipe 2, stone and water countercurrent motion with last remaining cement friction and wash away cement on pump 3 and extension conveyer pipe 2's inner wall and spiral piece 37 with higher speed, the stone that pump 3 and extension conveyer pipe 2 internal lower part promoted upper portion drops to the reservoir chamber 65 from the last port part of extension conveyer pipe 2 with higher speed, and the endless circulation, silt and sewage are filtered through second sieve 62 and are got into in storing up husky room 64, sewage are filtered through second sieve 62 and are got into in reservoir chamber 63, silt is stored in storing up husky room 64, sewage constantly participates in the circulation, until accomplishing extension conveyer pipe 2 and accelerating pump 3's washing. The stones, the silt and the sewage are respectively stored for mixing the concrete or the cement next time, so that zero pollution emission is realized.
Example 2
As shown in fig. 11, embodiment 2 differs from embodiment 1 in that: the coaxial sealed rotation cover of one end that dwang 31 is close to seal box 38 is equipped with draft tube 50 of round platform form, and the terminal surface that the diameter of draft tube 50 is the biggest is close to the fixed laminating in side of dwang 31 with seal box 38, and the maximum diameter of draft tube 50 equals seal box 38's diameter. The setting of draft tube 50 can reduce the cement that comes out from accelerating pump 3 and get into next extension conveyer pipe 2 and make the sealed box 38's that receives resistance, reduces the resistance loss of cement and accelerates the transport of cement, when wasing extension conveyer pipe 2 and accelerating pump 3, draft tube 50 can play the effect of reducing the resistance of stone equally, the energy saving.
The above description is only an example of the present invention, and the common general knowledge of the known specific structures and characteristics of the embodiments is not described herein. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.
Claims (9)
1. The utility model provides a cement pump truck convenient to high altitude is carried which characterized in that: the system comprises a cement pump truck body, an extension conveying pipe and an accelerating pump; the body of the cement pump truck is connected with an extension delivery pipe; the accelerating pump is cylindrical in shape, and a conveying unit is formed by the accelerating pump and an extended conveying pipe; the outer wall of the extension conveying pipe is provided with a fixing lug.
2. The cement pump truck convenient for high-altitude conveying according to claim 1, characterized in that: the inner diameter of the accelerating pump is the same as that of the extension conveying pipe; the utility model discloses a pump accelerating device, including accelerating pump, dwang, conical sleeve, the coaxial fixed cover of dwang, be fixed with the helical blade that encircles the conical surface on the side of conical sleeve, accelerating pump internal fixation has the motor coaxial with accelerating pump, is fixed with the dwang in the pivot of motor, the dwang periphery is equipped with the conical sleeve with the coaxial fixed cover of dwang, is fixed with the flight around the conical.
3. The cement pump truck convenient for high-altitude conveying according to claim 2, characterized in that: the fixed cover in motor outside is equipped with the seal box, the terminal surface of keeping away from the toper sleeve of seal box is equipped with sealed lid, inside and the outer pipeline intercommunication that passes through of accelerating pump of seal box, is used for holding the power cord of accelerating pump in the pipeline.
4. The cement pump truck convenient for high-altitude conveying according to claim 3, characterized in that: the extension conveyer pipe passes through flange joint with the accelerating pump, the butt joint face of flange is equipped with annular seal groove, be equipped with the sealing washer in the seal groove, the face that deviates from mutually of matched with flange sets up to the conical surface, and matched with flange is fixed through running from opposite directions type pipe strap, the cross section of pipe strap is the cell type, the pipe strap can be with conical surface phase-match.
5. The cement pump truck convenient for high-altitude conveying according to claim 4, characterized in that: the sealing ring is made of rubber, and the sealing ring can be limited in the sealing groove when the flanges are butted.
6. The cement pump truck convenient for high-altitude conveying according to claim 5, characterized in that: the tooth side of the spiral piece is provided with a boss along the radial direction of the spiral piece.
7. The cement pump truck convenient for high-altitude conveying according to claim 6, characterized in that: the outer wall of the accelerating pump is provided with a power interface which is electrically connected with the motor.
8. The cement pump truck convenient for high-altitude conveying according to claim 7, characterized in that: the coaxial sealed rotation cover of one end that the dwang is close to the seal box is equipped with the draft tube of round platform form, and the terminal surface that the diameter of draft tube is the biggest is close to the fixed laminating in side of dwang one end with the seal box, and the maximum diameter of draft tube is more than or equal to the diameter of seal box.
9. The cement pump truck convenient for high-altitude conveying according to claim 8, characterized in that: a cleaning pool is fixed on the cement pump truck body, a first sieve plate is fixed in the middle of the cleaning pool, the edge of the first sieve plate is fixed with the inner wall of the cleaning pool, and the aperture size of the first sieve plate is 0.5-1 cm; a second sieve plate with an inverted circular truncated cone shape is fixed at the upper part of the cleaning pool, the top of the second sieve plate is provided with an opening, the edge of the second sieve plate is attached to the inner wall of the cleaning pool, and the aperture size of the second sieve plate is 0.1-0.5 cm; first sieve and second sieve will wash the pond from down to separating into and store up the stone room, store up husky room and reservoir chamber down, and the reservoir chamber is inside to be connected with the water pipe through the water pump, and the export of water pipe extends to and stores up the stone room top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920704686.0U CN209942243U (en) | 2019-05-15 | 2019-05-15 | Cement pump truck convenient to high altitude is carried |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920704686.0U CN209942243U (en) | 2019-05-15 | 2019-05-15 | Cement pump truck convenient to high altitude is carried |
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| CN209942243U true CN209942243U (en) | 2020-01-14 |
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| CN201920704686.0U Expired - Fee Related CN209942243U (en) | 2019-05-15 | 2019-05-15 | Cement pump truck convenient to high altitude is carried |
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| CN (1) | CN209942243U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110043037A (en) * | 2019-05-15 | 2019-07-23 | 中铁建工集团有限公司 | A kind of cement pump truck convenient for high-altitude conveying |
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2019
- 2019-05-15 CN CN201920704686.0U patent/CN209942243U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110043037A (en) * | 2019-05-15 | 2019-07-23 | 中铁建工集团有限公司 | A kind of cement pump truck convenient for high-altitude conveying |
| CN110043037B (en) * | 2019-05-15 | 2024-01-09 | 中铁建工集团有限公司 | Cement pump truck convenient to high altitude is carried |
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| CF01 | Termination of patent right due to non-payment of annual fee |
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