CN216831551U

CN216831551U - Reinforced concrete sleeper preparation system

Info

Publication number: CN216831551U
Application number: CN202122637023.1U
Authority: CN
Inventors: 郑祥瑞; 张战兵; 贾克兵; 吉春如; 李春棉
Original assignee: Shanxi Wanboying Technology Co ltd
Current assignee: Shanxi Wanboying Technology Co ltd
Priority date: 2021-10-29
Filing date: 2021-10-29
Publication date: 2022-06-28
Anticipated expiration: 2031-10-29

Abstract

The utility model discloses a reinforced concrete sleeper preparation system, which comprises a conveying frame and a discharge pipe, wherein a feed hopper is arranged at the tail end of a conveying belt of the conveying frame, a material blocking piece abutted against the conveying belt is arranged at the inner side of the feed hopper, a stirring device comprises a stirring drum and a dust cover, the dust cover is covered on the stirring drum, the dust cover is communicated with a fan through an exhaust pipe, a double-layer dust filtering net is arranged on the exhaust pipe, an ash cleaning mechanism is arranged between the double-layer dust filtering net, a vibration assembly comprises a vibration base, a mold base and two cross-shaped mold upper covers, a reserved cavity for installing a T-shaped bolt is formed by the reserved steel bars and the trapezoid clamping seat, two parallel arc-shaped steel bars are arranged outside the lower end of the mold base, side baffles are symmetrically arranged on two sides of the vibration base, a plurality of transverse stop rods are arranged on the upper end face of the vibration base in parallel, and the arc-shaped steel bars are correspondingly clamped on the front side and the rear side of the transverse stop rods. The utility model can better meet the requirement of preparing the existing concrete sleeper.

Description

Reinforced concrete sleeper preparation system

Technical Field

The utility model relates to the technical field of cement sleepers, in particular to a reinforced concrete sleeper preparation system.

Background

Concrete ties are concrete products used as railroad ties. The concrete sleeper product is made up by using cement, sand, stone, water and additive according to a certain proportion, stirring and mixing them to obtain a mixture, injecting the mixture into a combined model in which the steel wire or steel bar and sleeper fittings are mounted, adopting vibration forming or loading vibration forming, steam curing, loosening steel wire or steel bar and cutting sleeper end portion. In the existing process of preparing a mixture, raw materials such as sand, stone and the like need to be conveyed to a mixing drum through a conveying belt, and are mixed with cement, water and an additive according to a certain proportion, so that the materials fall off from the conveying belt during conveying, and the field environment is poor due to the large content of the sand and stone in the materials; in addition, in the process of transporting the raw materials such as sand and stone to the mixing drum through the conveyer belt, a dust raising phenomenon is generated, which causes poor field environment. The existing preparation of concrete sleepers has two problems: firstly, the method comprises the following steps: when the mould base is placed on the vibration base, the mould base can shift due to vibration because of the lack of a corresponding limiting and clamping mechanism between the mould base and the vibration base, and inconvenience is brought to production. II, secondly: the prepared concrete sleeper is internally provided with four reserved through holes for mounting T-shaped bolts, mounting holes for mounting the T-shaped bolts are formed in the upper surface of the concrete sleeper, reserved cavities for mounting the T-shaped bolts are formed by the reserved through holes and the mounting holes, in the existing production and processing, a pre-support module cut by wood blocks or foam is required to be placed in a sleeper die, the reserved through holes and the reserved cavities are formed by the pre-support module, and after a mixture is added, the position of the pre-support module is easy to move in vibration, so that the prepared sleeper does not meet the requirements, and defective products are caused.

SUMMERY OF THE UTILITY MODEL

In order to solve the defects of the prior art, the reinforced concrete sleeper preparation system is provided, so that the requirement of the existing concrete sleeper preparation can be better met.

The utility model provides a reinforced concrete sleeper preparation system for realizing the purpose, which comprises a conveying frame and a discharge pipe, wherein the conveying frame is inclined to the ground, the discharge pipe is positioned above a stirring device, a conveying belt is arranged on the conveying frame, a driving roller and a driven roller are respectively arranged at the upper end and the lower end of the conveying frame, a driven sprocket is arranged at the end part of the driving roller, a main motor is arranged on the conveying frame, a main sprocket is arranged at the output shaft of the main motor, the main sprocket and the driven sprocket are in chain transmission, a feeding hopper is erected at the tail end of the conveying belt on the conveying frame, one side of the feeding hopper along the advancing direction of the conveying belt is communicated with the outside, a material blocking sheet abutted against the conveying belt is arranged on the inner side of the feeding hopper, the stirring device comprises a stirring cylinder and a dust cover for bearing the conveying belt, the dust cover is covered on the stirring cylinder, the dust cover is communicated with a fan through an exhaust pipe, double-layer dust filtration nets are arranged on the exhaust pipe, an ash cleaning mechanism is arranged between the double-layer dust filtration nets, an ash collecting box is inserted under the exhaust pipe corresponding to the ash cleaning mechanism, the material treated in the stirring device is conveyed to a vibration assembly, the vibration assembly comprises a vibration base, a mold base and two cross-shaped mold upper covers, a cavity is arranged in the mold base, the shape of the cavity is matched with that of a prepared reinforced concrete sleeper, four vertical reserved steel bars are arranged in the cavity, the cross-shaped mold upper covers are symmetrically provided with two trapezoid clamping seats, the trapezoid clamping seats are provided with inserting holes corresponding to the reserved steel bars, reserved cavities for mounting T-shaped bolts are formed by the reserved steel bars and the trapezoid clamping seats, two ends of the cross-shaped mold upper covers are erected on the mold base, the cross-shaped die is characterized in that a handle is arranged on the upper cover of the cross-shaped die, two parallel arc-shaped steel bars are arranged outside the lower end of the die base, side baffles are symmetrically arranged on two sides of the vibration base, the left and right directions of the die base are limited by the two side baffles, a plurality of transverse stop rods are arranged on the upper end face of the vibration base in parallel, the arc-shaped steel bars are correspondingly clamped on the front and back sides of the transverse stop rods and used for limiting the movement of the die base in the front and back directions, the lower end of the vibration base is connected with the bottom plate through a vibration spring, and the vibration base is driven to vibrate repeatedly through an eccentric vibration assembly.

As a further improvement of the scheme, the ash removal mechanism comprises an installation seat arranged between double-layer dust filtration screens, the top end of the installation seat is connected with the inner side wall of the exhaust pipe, a slide rod is movably inserted into the installation seat, a left impact plate and a right impact plate are respectively arranged at the left end and the right end of the slide rod, impact heads are respectively arranged on the left impact plate and the right impact plate, the left impact plate and the right impact plate are connected with the installation seat through springs, a cross stirring plate is connected to the upper end of the right impact plate, and a sliding groove is formed in the exhaust pipe and corresponds to the top end of the cross stirring plate.

As a further improvement of the scheme, U-shaped limiting plates are arranged on the left side and the right side of the inner portion of the exhaust pipe, and the left end and the right end of the cross-shaped stirring plate are arranged in the U-shaped limiting plates in a sliding mode.

As a further improvement of the scheme, an L-shaped clamping groove is formed in the inner side of the feeding hopper, a clamping rod is arranged on the material blocking sheet, one end of the clamping rod is arranged in the L-shaped clamping groove in a sliding mode, and a screwing handle is arranged at the other end of the clamping rod.

As the further improvement of above-mentioned scheme, agitating unit is including setting up the (mixing) shaft in the churn, be provided with the stirring seat on the (mixing) shaft, the circumference equipartition has at least three puddler on the stirring seat, the puddler leans out the setting downwards gradually from the upper end of (mixing) shaft, and the lower extreme of puddler is provided with stirring vane, contained angle between stirring vane and the puddler is the obtuse angle and the interior bottom surface of laminating churn, the upper end of puddler is provided with the triangle reinforcing plate.

As a further improvement of the scheme, two parallel support rods are arranged at the head end and the tail end of the mold base, and inserting through holes communicated with the outside are formed in the support rods

As a further improvement of the scheme, the side wall of the trapezoidal clamping seat gradually inclines inwards from top to bottom so as to facilitate demoulding.

The beneficial effects of the utility model are:

compared with the prior art, the reinforced concrete sleeper preparation system provided by the utility model has the advantages that when the reinforced concrete sleeper preparation system is used, the raw materials such as sand and stones are effectively surrounded by the feeding hopper, and are prevented from leaking out from the gap between the feeding hopper and the conveying belt under the action of the material blocking sheets on the inner side of the feeding hopper, so that the conveying efficiency can be improved, and the field environment can be improved; in the mixture that is sent by the conveyer belt pours into the churn, the raise dust of production is siphoned away by dust cover, exhaust tube under the effect of process fan, is provided with double-deck dust filter screen in the exhaust tube, can filter dust, after working a period, can through controlling the cross stirring board of pulling for the left side at slide bar both ends hits the board and hits the head of hitting on the board with the right side and the spring cooperation and knocks off the online dust of double-deck dust filter to the dust collecting box, can reduce the raise dust phenomenon in the environment by a wide margin. When in use, firstly, the mixture of engine oil and diesel oil is evenly sprayed in the mould base, the mould base is placed on the vibration base, the structural framework formed by bundling the steel bars and the steel wires is placed in the mould base, then the mixture processed by the stirring device is injected into the mould base, two trapezoidal clamping seats of the cross-shaped mould upper cover are inserted on the reserved steel bars until two ends of the cross-shaped mould upper cover are erected on the mould base and are abutted against the upper end surface of the mould base, the mould base is driven to vibrate by the vibration device until the mixture completely fills the space formed by the mould base, the reserved steel bars and the cross-shaped mould upper cover, the grouting process is finished, the cross-shaped mould upper cover is taken down by the handle, the start of the next grouting process is waited, the reserved steel bars and the trapezoidal clamping seats form a reserved cavity for mounting the T-shaped bolt when the sleeper blank is completely dried, and when the vibration is repeated, the mould base is placed between two side shields on the vibration base, through the removal of two side shields restriction mould base left and right sides orientation, meanwhile, two arc reinforcing bar of mould base correspond and clamp both sides around horizontal pin, be used for restricting the removal of mould base fore-and-aft direction, adopt such scheme can solve the tradition and use the billet, in the time of the foam, the module of advance moves easily, lead to the unsatisfied problem of requirement of post-production sleeper, and effectual removal at vibration in-process restriction mould base, the yield and the quality of sleeper have been improved effectively. The reinforced concrete sleeper preparation system provided by the utility model can better meet the requirement of the existing concrete sleeper preparation.

Drawings

The following detailed description of embodiments of the utility model is provided in conjunction with the appended drawings, in which:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of a conveyor frame and a hopper according to the present invention;

FIG. 3 is a schematic view of the internal structure of the mixing drum according to the present invention;

FIG. 4 is a schematic structural view of the ash removal mechanism of FIG. 3;

FIG. 5 is a schematic structural view of the vibration assembly of the present invention;

FIG. 6 is a schematic structural view of the upper cover and the reserved steel bars of the cross-shaped mold of the present invention.

Detailed Description

As shown in figures 1-6, the reinforced concrete sleeper preparation system provided by the utility model comprises a conveying frame 1 and a discharge pipe 2, wherein the conveying frame 1 is inclined to the ground, the discharge pipe 2 is positioned above a stirring device, a conveying belt is arranged on the conveying frame 1, a driving roller 3 and a driven roller 4 are respectively arranged at the upper end and the lower end of the conveying frame 1, a driven sprocket is arranged at the end part of the driving roller 3, a main motor 5 is arranged on the conveying frame 1, a main sprocket is arranged at an output shaft of the main motor 5, the main sprocket and the driven sprocket are driven by a chain 6, a feeding hopper 7 is erected at the tail end of the conveying belt of the conveying frame 1, one side of the feeding hopper 7 along the advancing direction of the conveying belt is communicated with the outside, a material blocking sheet 8 abutted against the conveying belt is arranged on the inner side of the feeding hopper 7, the stirring device comprises a stirring cylinder 9 and a dust cover 10 for bearing the conveying belt, the dust cover 10 is covered on the mixing drum 9, the dust cover 10 is communicated with a fan through an exhaust pipe 11, a double-layer dust filtering net 12 is arranged on the exhaust pipe 11, an ash cleaning mechanism 13 is arranged between the double-layer dust filtering net 12, an ash collecting box 14 is inserted under the corresponding ash cleaning mechanism 13 on the exhaust pipe 11, the processed material in the mixing device is conveyed to a vibration assembly, the vibration assembly comprises a vibration base 15, a mould base 16 and two cross-shaped mould upper covers 17, a cavity is arranged in the mould base 16, the shape of the cavity is matched with that of the prepared reinforced concrete sleeper, four vertical reserved steel bars 18 are arranged in the cavity, two trapezoid clamping seats 19 are symmetrically arranged on the cross-shaped mould upper cover 17, the trapezoid clamping seats 19 are provided with inserting holes corresponding to the reserved steel bars 18, reserved cavities for mounting T-shaped bolts are formed by the steel bars 18 and the trapezoid clamping seats 19, two ends of the cross-shaped mould upper covers 17 are erected on the mould base 16, be provided with handle 20 on cross mould upper cover 17, the lower extreme outside of mould base 16 is provided with two parallel arc reinforcing bars 21, vibration base 15's bilateral symmetry is provided with side shield 22, restrict the removal of mould base 16 left and right sides direction through two side shield 22, vibration base 15 up end parallel arrangement has a plurality of horizontal pin, arc reinforcing bar 21 corresponds clamps the preceding back both sides at horizontal pin, be used for restricting the removal of mould base 16 fore-and-aft direction, vibration base 15's lower extreme passes through vibrating spring 23 and is connected with the bottom plate, vibrate repeatedly through eccentric vibration subassembly drive vibration base 15.

Further improved, the ash removing mechanism 13 comprises a mounting seat 24 arranged between the double-layer dust filtering nets 12, the top end of the mounting seat 24 is connected with the inner side wall of the air extracting pipe 11, a sliding rod 25 is movably inserted in the mounting seat 24, a left striking plate 26 and a right striking plate 27 are respectively arranged at the left end and the right end of the sliding rod 25, striking heads 28 are respectively arranged on the left striking plate 26 and the right striking plate 27, the left striking plate 26 and the right striking plate 27 are both connected with the mounting seat 24 through springs 29, a cross stirring plate 30 is connected to the upper end of the right striking plate 27, and a sliding groove is arranged at the top end of the air extracting pipe 11 corresponding to the cross stirring plate 30.

Further improved, the left and right sides of the interior of the exhaust tube 11 are provided with U-shaped limit plates 31, and the left and right ends of the cross-shaped toggle plate 30 are slidably arranged in the U-shaped limit plates 31. Through the special structural design of cross stirring plate 30, no matter what position cross stirring plate 30 stirs, can satisfy through the left and right sides both ends of cross stirring plate 30 can seal the spout of seting up on the exhaust tube 11 all the time, when improving the gas tightness, improve air pump work efficiency, also can prevent that the gas that has dust is excessive, pollutes the surrounding environment.

In a further improvement, an L-shaped slot 32 is arranged on the inner side of the feeding hopper 7, a clamping rod 33 is arranged on the blocking piece 8, one end of the clamping rod 33 is slidably arranged in the L-shaped slot 32, and the other end of the clamping rod 33 is provided with a screwing handle 20. When the blocking piece 8 is installed, the clamping rod 33 is inserted into the long groove of the L-shaped clamping groove 32 and moved into the short groove of the L-shaped clamping groove 32, and the position of the blocking piece 8 is fixed by screwing the handle 20; when the L-shaped clamping groove 32 is disassembled, the clamping rod 33 is separated from the short groove of the L-shaped clamping groove 32 and enters the long groove of the L-shaped clamping groove 32 to be disassembled only by rotating the screwing handle 20 to drive the material blocking piece 8 to move.

Further improve, agitating unit is including setting up (mixing) shaft 34 in churn 9, be provided with stirring seat 35 on the (mixing) shaft 34, the circumference equipartition has at least three puddler 36 on the stirring seat 35, puddler 36 leans out the setting downwards gradually from the upper end of (mixing) shaft 34, the lower extreme of puddler 36 is provided with stirring vane 37, contained angle between stirring vane 37 and the puddler 36 is the obtuse angle and the interior bottom surface of laminating churn 9, the upper end of puddler 36 is provided with triangle reinforcing plate 38. When the stirring device is used, due to the unique design of the stirring rod 36 and the stirring blade 37, the mixture close to the bottom of the stirring cylinder 9 can be fully stirred, and by means of the stirring blade 37 attached to the inner bottom surface of the stirring cylinder 9, the mixture can be shoveled from the position closely attached to the stirring cylinder 9 during stirring, so that small-range overturning is realized, and the mixing and stirring effect is better.

In a further improvement, two parallel support rods 39 are arranged at the head end and the tail end of the mold base 16, and insertion through holes communicated with the outside are arranged in the support rods 39.

Further improved, the side wall of the trapezoidal clamping seat 19 is gradually inclined inwards from top to bottom so as to facilitate demoulding.

The above embodiments are not limited to the technical solutions of the embodiments themselves, and the embodiments may be combined with each other into a new embodiment. The above embodiments are only for illustrating the technical solutions of the present invention and are not limited thereto, and any modification or equivalent replacement without departing from the spirit and scope of the present invention should be covered within the technical solutions of the present invention.

Claims

1. A reinforced concrete sleeper preparation system which characterized in that: the automatic stirring device comprises a conveying frame and a discharging pipe, wherein the conveying frame is inclined to the ground, the discharging pipe is positioned above a stirring device, a conveying belt is arranged on the conveying frame, a driving roller and a driven roller are respectively arranged at the upper end and the lower end of the conveying frame, a driven sprocket is arranged at the end part of the driving roller, a main motor is arranged on the conveying frame, a main sprocket is arranged on an output shaft of the main motor, the main sprocket and the driven sprocket are in chain transmission, a feeding hopper is erected at the tail end of the conveying belt, one side of the feeding hopper along the advancing direction of the conveying belt is communicated with the outside, a material blocking sheet abutted against the conveying belt is arranged on the inner side of the feeding hopper, the stirring device comprises a stirring cylinder and a dust cover for bearing the conveying belt, the dust cover is covered on the stirring cylinder, the dust cover is communicated with a fan through an air exhaust pipe, and a double-layer dust filtering net is arranged on the air exhaust pipe, an ash cleaning mechanism is arranged between the double-layer dust filtering nets, an ash collecting box is inserted under the ash cleaning mechanism corresponding to the exhaust pipe, the material processed in the stirring device is conveyed to a vibration assembly, the vibration assembly comprises a vibration base, a mould base and two cross-shaped mould upper covers, a cavity is arranged in the mould base, the shape of the cavity is matched with the prepared reinforced concrete sleeper, four vertical reserved steel bars are arranged in the cavity, two trapezoidal clamping seats are symmetrically arranged on the cross-shaped mould upper covers, insertion holes are formed in the trapezoidal clamping seats corresponding to the reserved steel bars, a reserved cavity for mounting T-shaped bolts is formed by the reserved steel bars and the trapezoidal clamping seats, two ends of the cross-shaped mould upper covers are erected on the mould base, handles are arranged on the cross-shaped mould upper covers, and two parallel arc-shaped steel bars are arranged outside the lower end of the mould base, the vibration die is characterized in that side baffles are symmetrically arranged on two sides of the vibration base, the movement of the die base in the left-right direction is limited through the two side baffles, a plurality of transverse stop rods are arranged on the upper end face of the vibration base in parallel, arc-shaped reinforcing steel bars are correspondingly clamped on the front side and the rear side of each transverse stop rod and used for limiting the movement of the die base in the front-rear direction, the lower end of the vibration base is connected with the bottom plate through a vibration spring, and the vibration base is driven to vibrate repeatedly through an eccentric vibration assembly.

2. A reinforced concrete sleeper preparation system as claimed in claim 1, wherein: the dust cleaning mechanism comprises a mounting seat arranged between double-layer dust filtering nets, the top end of the mounting seat is connected with the inner side wall of the exhaust pipe, a sliding rod is movably inserted in the mounting seat, a left striking plate and a right striking plate are respectively arranged at the left end and the right end of the sliding rod, striking heads are respectively arranged on the left striking plate and the right striking plate, the left striking plate and the right striking plate are respectively connected with the mounting seat through springs, a cross stirring plate is connected to the upper end of the right striking plate, and a sliding groove is formed in the exhaust pipe and corresponds to the top end of the cross stirring plate.

3. A reinforced concrete sleeper preparation system as claimed in claim 1, wherein: u-shaped limiting plates are arranged on the left side and the right side of the inner portion of the exhaust pipe, and the left end and the right end of the cross shifting plate are arranged in the U-shaped limiting plates in a sliding mode.

4. A reinforced concrete sleeper preparation system as claimed in claim 1, wherein: the inboard of going into the hopper is provided with L type draw-in groove, be provided with the screens pole on keeping off the material, the one end of screens pole slides and sets up in the L type draw-in groove, the other end is provided with the handle of screwing.

5. A reinforced concrete sleeper preparation system as claimed in claim 1 wherein: agitating unit is including setting up the (mixing) shaft in the churn, (mixing) and be provided with the stirring seat on the axle, the circumference equipartition has at least three puddler on the stirring seat, the puddler leans out the setting downwards gradually from the upper end of (mixing) shaft, and the lower extreme of puddler is provided with stirring vane, contained angle between stirring vane and the puddler is the obtuse angle and the interior bottom surface of laminating churn, the upper end of puddler is provided with the triangle reinforcing plate.

6. A reinforced concrete sleeper preparation system as claimed in claim 1 wherein: two parallel support rods are arranged at the head end and the tail end of the mold base, and inserting through holes communicated with the outside are formed in the support rods.

7. A reinforced concrete sleeper preparation system as claimed in claim 1 wherein: the side wall of the trapezoidal clamping seat gradually inclines inwards from top to bottom so as to facilitate demoulding.