CN214740001U - Horizontal steel bar mounting rail device for sliding formwork construction of cylindrical bin - Google Patents
Horizontal steel bar mounting rail device for sliding formwork construction of cylindrical bin Download PDFInfo
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- CN214740001U CN214740001U CN202022378682.3U CN202022378682U CN214740001U CN 214740001 U CN214740001 U CN 214740001U CN 202022378682 U CN202022378682 U CN 202022378682U CN 214740001 U CN214740001 U CN 214740001U
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Abstract
The utility model discloses a horizontal steel bar installation track device for silo slipform construction, arc guide rail fixed mounting is in the crossbeam below of slipform promotion support, the direction head suit is on the reinforcing bar front end, the guide reinforcing bar stretches into arc guide rail inner chamber, from rear side propelling movement reinforcing bar to the direction head along arc guide rail inner chamber shuttle to stretch out arc guide rail front end, dismantle the direction head, put aside auxiliary stand, after hooking out reinforcing bar from arc guide rail lower part opening groove through the reinforcing bar ligature hook, the ligature is fixed on vertical reinforcing bar, a plurality of sections reinforcing bar overlap joint constitute the horizontal steel bar circle of silo pouring steel reinforcement cage, only need two people to operate installation horizontal reinforcing bar, the direction head can provide the direction automatically, labour saving and time saving, moreover, the steam generator is simple in structure, and convenient for operation, and the efficiency is improved, engineering construction cycle is shortened; the requirement on the skill of an operator is not high, the operator can be operated on duty only by simple training, and the engineering construction cost investment is saved.
Description
Technical Field
The utility model belongs to the technical field of the building, specifically be the horizontal reinforcement installation technique of reinforced concrete silo slip form construction, relate to a rail set that is used for the horizontal reinforcement installation of silo slip form construction.
Background
The reinforced concrete building needs to be provided with a supporting reinforcement cage in advance before pouring, the reinforcement cage is formed by fixedly binding a plurality of vertical reinforcements and horizontal reinforcements through steel wires after being combined in a criss-cross mode, and the horizontal reinforcements are corresponding annular reinforcement rings formed by overlapping or mechanically connecting a plurality of sections of reinforcement sections of the reinforced concrete cylindrical bin due to the sectional structure characteristics of the reinforced concrete cylindrical bin; the steel bar section is generally 9m or 12m long, the length is long and heavy, the steel bar section needs to sequentially shuttle around the upright post of the slip form lifting support in slip form construction, the operation is carried out in a small height range, the circular arc direction of the steel bar needs to be strictly controlled, the spacing space between the supporting upright post of the slip form lifting support and the cylindrical bin wall is limited and is limited by the position of the lower cross beam of the lifting support, the vertical distance between the construction platform and the lower cross beam is not more than 45cm, the operation space is small, the shuttling direction of the steel bar is difficult to control, and the operation difficulty is higher along with the increase of the diameter of the steel bar of the cylindrical bin; in the traditional method, manual operation is performed, the horizontal steel bar sections are sequentially pulled and laid by the stand columns bypassing the sliding mode lifting support in a shuttling mode, multiple persons are needed to cooperate to respectively pull and push, time and labor are wasted, the process is complicated, the manual labor intensity is high, the efficiency is low, the labor cost is high, and the method is a main factor influencing the sliding mode construction speed.
Disclosure of Invention
The utility model aims to solve the technical problem that a can provide the direction automatically, be convenient for lay horizontal reinforcement, simple structure, convenient operation raises the efficiency, practices thrift the cost and improves slipform construction speed for the horizontal reinforcement installation rail set of drum storehouse slipform construction.
The utility model is used for horizontal reinforcement installation track device of silo slipform construction, its characterized in that: the guide device comprises an arc-shaped guide rail, wherein the arc-shaped guide rail is provided with a circular tube-shaped hollow inner cavity, the inner cavity of the arc-shaped guide rail is provided with a detachable guide head, and the lower part of the arc-shaped guide rail is provided with an open slot which is communicated to the inner cavity of the arc-shaped guide rail; the guide head is provided with a connecting hole which can be sleeved at the front end of the steel bar; the inner diameter of the arc-shaped guide rail is larger than the maximum diameter of the guide head, the width of the open slot is smaller than the maximum diameter of the guide head, and the width of the open slot is larger than the diameter of the reinforcing steel bar;
a plurality of auxiliary supports are arranged below the arc-shaped guide rail;
a roller is rotatably arranged at the top end of each auxiliary bracket, and each roller is axially arranged along the radial direction of the arc-shaped guide rail;
the arc inner diameter of the arc guide rail is consistent with the outer diameter of the cylindrical bin, namely the arc curvature of the arc guide rail is consistent with the arc curvature of the cylindrical bin;
the axial length of the arc-shaped guide rail is slightly less than the length of the steel bar;
the guide head comprises a guide section positioned at the front part and a connecting section fixedly connected to the rear part of the guide section, the guide section is a hollow cone, the connecting section is a hollow cylinder, and an axial through hole is arranged on the rear end surface of the cylinder to form a connecting hole;
the inner diameter of the connecting hole is matched with the diameter of the steel bar, and the guide head is directly sleeved on the steel bar through clearance fit; knocking the outer end of the guide head to clamp the steel bar with the inner wall of the guide head;
the guide head is hollow inside to form a hollow bullet-shaped structure;
the top end of the arc-shaped guide rail is fixedly arranged below a lower cross beam of the slip form lifting support and is positioned at the position outside the slip form vertical reinforcing steel bar.
The utility model discloses a horizontal steel bar installation rail set for silo slipform construction, arc guide rail fixed mounting is in the crossbeam below of slipform lifting support, the direction head suit is on the reinforcing bar front end, the guide reinforcing bar stretches into arc guide rail inner chamber, and rest on auxiliary stand, from rear side propelling movement reinforcing bar to the direction head along arc guide rail inner chamber shuttle to stretch out the arc guide rail front end, dismantle the direction head, remove away from auxiliary stand, reinforcing bar 2 breaks away from or hooks out through the reinforcing bar ligature hook from the lower part open slot position of arc guide rail 1 after, the ligature is fixed on vertical reinforcing bar, the direction head can provide the direction automatically, time saving and labor saving, moreover, the steam generator is simple in structure, and convenient for operation, required operating personnel number is reduced than conventional operating personnel number, the efficiency is improved, engineering construction cycle is shortened; a power mechanism can be used for pushing the steel bars, so that the labor intensity of workers is further reduced; the requirement on the skill of an operator is not high, the operator can be operated on duty only by simple training, and the engineering construction cost investment is saved.
Drawings
Fig. 1 is a schematic sectional structure view of a horizontal steel bar installation track device for sliding form construction of a cylindrical silo according to an embodiment of the present invention;
fig. 2 is a schematic structural view of the horizontal steel bar installation rail device for sliding form construction of a cylindrical silo according to the embodiment of the invention when the horizontal steel bar installation rail device is fixed on a sliding form lifting support for use;
fig. 3 is an enlarged view of the structure of the auxiliary bracket in fig. 2, which is limited and supported below the arc-shaped guide rail.
Detailed Description
As shown in the figure, a horizontal steel bar mounting rail device for slip form construction of a cylindrical silo is characterized in that a main structure is based on a slip form lifting support, an arc-shaped guide rail 1 is fixedly mounted below a lower cross beam 101 of the slip form lifting support 100 and at a position outside a slip form vertical steel bar, and the arc-shaped guide rail 1 can be fixedly connected below the lower cross beam 101 through bolts or fixedly connected below the lower cross beam 101 through welding or other modes; a circular tube-shaped hollow inner cavity is arranged in the arc-shaped guide rail 1, a detachable guide head 3 is arranged in the hollow inner cavity of the arc-shaped guide rail 1, an axial open slot is arranged at the lower part of the arc-shaped guide rail 1, and the open slot is communicated with the inner cavity of the arc-shaped guide rail 1; a plurality of auxiliary supports 4 are axially arranged below the arc-shaped guide rail 1, can be uniformly arranged or non-uniformly arranged, and mainly prevent the reinforcing steel bars from falling onto concrete which is just poured below the arc-shaped guide rail 1; the guide head 3 is provided with a connecting hole which can be sleeved at the front end of the steel bar 2, when in use, the guide head 3 is fixedly sleeved at the front end of the steel bar 2 through the connecting hole, the guide head 3 is inserted into the inner cavity of the arc-shaped guide rail 1 from the rear end of the arc-shaped guide rail 1 and guides the steel bar 2 to extend into the inner cavity of the arc-shaped guide rail 1, then the steel bar 2 is pushed from the rear side to shuttle forwards along the inner cavity of the arc-shaped guide rail 1 until the guide head 3 extends out of the front end of the arc-shaped guide rail 1, then the guide head 3 is disassembled, the auxiliary support 4 is removed, the steel bar 2 is separated from the lower open slot part of the arc-shaped guide rail 1 or hooked out through a steel bar binding hook and fixed on vertical steel bars through iron wires, a plurality of sections of steel bars 2 can be spliced to form a horizontal steel bar circle for pouring a steel bar cage in a bin, the operation labor can be reduced when the steel bars are laid, the guide head 3 can automatically provide guidance, save time and labor, the structure is simple, the operation is convenient, the efficiency is improved, and the construction period of the engineering building is shortened; in practical application, a power mechanism can be adopted to push the steel bars, so that the labor intensity of workers is further reduced; and the requirement on the skill of an operator is not high, the operator can be operated on duty only by simple training, and the engineering construction cost investment is saved.
The inner diameter of the arc-shaped guide rail 1 is larger than the maximum diameter of the guide head 3, so that the guide head 3 can be conveniently inserted into the inner cavity of the arc-shaped guide rail 1 and can move forwards along the inner cavity of the arc-shaped guide rail, the width of an open slot of the arc-shaped guide rail 1 is smaller than the maximum diameter of the guide head 3, the guide head 3 can be prevented from falling out of the open slot to the text outside of the arc-shaped guide rail 1, and the guide head is stable and reliable; the guide head 3 can be inserted into the inner cavity of the arc-shaped guide rail 1, and meanwhile, the guide head cannot fall out of the opening groove to the outside of the arc-shaped guide rail 1; the width of the open slot is larger than the diameter of the steel bar 2, so that the steel bar 2 can shuttle through the inner cavity of the arc-shaped guide rail 1, after the guide head 3 is removed, the steel bar 2 can fall off from the open slot to the lower part outside the arc-shaped guide rail, if the steel bar is difficult to fall off by self, the steel bar can be hooked out of the arc-shaped guide rail through a steel bar hook and is bound and fixed on the vertical steel bar;
further, a roller 41 is rotatably mounted at the top end of the auxiliary support 4, the axial direction of each roller 41 is arranged along the radial direction of the arc-shaped guide rail 1, and when the guide head 3 pulls the steel bar 2 to be laid, the steel bar 2 can roll along the rollers 41 to move forward, so that the steel bar laying resistance is further reduced, the efficiency is improved, and the labor intensity of personnel is reduced.
Specifically, the arc inner diameter of the arc guide rail 1 is consistent with the outer diameter of the cylindrical bin, and a horizontal steel bar circle formed by splicing steel bars is covered inside a side wall entity of the cylindrical bin through concrete during pouring, so that a supporting steel bar cage of the cylindrical bin is formed, and the supporting is stable and reliable.
Set up the axial length of arc guide rail 1 to be less than the length of reinforcing bar 2, the length of reinforcing bar 2 is 9m or 12m generally, and 8.5 meters or 11.5 meters can be selected to the corresponding axial length of arc guide rail 1, only need reserve one section reinforcing bar in the rear side of arc guide rail 1, and the concrete structure of direction head 3 is as follows:
the front section of the guide head 3 is a section of hollow cone, and forward guide is provided in the inner cavity of the arc-shaped guide rail 1 through the cone to form a guide section; a section of hollow cylinder is fixedly connected to the rear side of the guide section, an axial through hole is formed in the center of the rear end face of the cylinder, the guide head 3 is sleeved on the steel bar through the through hole, the through hole forms a connecting hole, and the cylinder is the connecting section correspondingly.
The sheathing mode of the guide head 3 and the reinforcing steel bars is as follows: the inner diameter of the connecting hole is set to be adaptive to the diameter of the steel bar, the guide head 3 is directly sleeved on the steel bar through clearance fit, and the installation and the disassembly are convenient; in order to improve the operation reliability, the outer end of the guide head can be knocked to clamp the reinforcing steel bar with the inner wall of the guide head.
In the embodiment, the guide head 3 is internally provided with a conical hollow structure to form a hollow bullet-shaped structure, so that the weight is reduced, and the manufacture is convenient; the rear end plate of cylinder is last to set up the through-hole, and the through-hole diameter is greater than the reinforcing bar diameter, and when the direction head passed through the through-hole suit on the reinforcing bar, the reinforcing bar inserted to the reinforcing bar front end along the through-hole and supported on the inner conical surface at direction head toper cavity position, and when propelling movement reinforcing bar from the rear side, the reinforcing bar front end promoted the direction head through the inner conical surface and advanced along the arc guide rail inner chamber, and the outer conical surface of direction head provides the direction, and the inner conical surface constitutes spacing face.
The utility model discloses a horizontal reinforcement installation track device for silo slipform construction, arc guide rail fixed mounting is in the crossbeam below of slipform promotion support, the direction head suit is on the reinforcing bar front end, the guide reinforcing bar stretches into arc guide rail inner chamber, from rear side propelling movement reinforcing bar to the direction head along arc guide rail inner chamber shuttle to stretch out arc guide rail front end, dismantle the direction head, remove the auxiliary stand, after hooking out reinforcing bar from arc guide rail lower part opening groove through the reinforcement ligature hook, the ligature is fixed on vertical reinforcing bar, a plurality of sections of reinforcing bar concatenation constitute the horizontal reinforcement circle of silo pouring steel reinforcement cage, only need one person can operate and lay horizontal reinforcing bar, the direction head can provide the direction automatically, labour saving and time saving, moreover, the steam generator is simple in structure, and convenient in operation, the efficiency is improved, engineering construction cycle is shortened; a power mechanism can be used for pushing the steel bars, so that the labor intensity of workers is further reduced; the requirement on the skill of an operator is not high, the operator can be operated on duty only by simple training, and the engineering construction cost investment is saved.
The utility model discloses a horizontal reinforcement installation rail set for construction of silo slipform specifically is in utilizing silo slipform work progress, and one set of horizontal reinforcement rail set of installation is shuttled back and forth on the slipform platform, utilizes the control reinforcement that the device can be fine to shuttle back and forth along the less height range inner arc concrete cylinder wall on the platform, then carries out the ligature of horizontal reinforcement, and this kind of device can wide application in the installation of the circular concrete silo horizontal reinforcement of various diameters.
Under construction market labour shortage and old big environment at present, the utility model is used for the horizontal reinforcement installation track device of silo slip form construction can effectively alleviate the difficult problem of laying of silo horizontal reinforcement, improves the efficiency of construction greatly, reduces recruitment reduce cost, and the device can wide application in the installation of the circular reinforced concrete silo horizontal reinforcement of various diameters.
The utility model discloses a horizontal reinforcement installation rail set for construction of silo slipform provides one kind and makes the horizontal reinforcement at the controlling means that less height range shuttled back along circular concrete wall's direction, can be with the horizontal reinforcement along the storehouse wall to the design position after emit, then carry out the ligature again.
As shown in fig. 1-3, the utility model discloses a horizontal reinforcement installation track device for construction of silo slipform, set up an arc guide rail along the drum bulkhead, fix it in slipform platform lifting support bottom end rail below, arc guide rail adopts convex opening steel pipe, adopt overall dimension to be greater than steel pipe open-ended bullet shape reinforcing bar fixation head cover tip before the reinforcing bar, the guide reinforcing bar shuttles back and forth along cast guide rail direction, place one set of auxiliary stand and cylinder at arc guide rail below every certain interval, guarantee that the reinforcing bar does not follow tubular guide rail lower opening department and drop, and shuttle back and forth smoothly.
The use method of the cylindrical bin slip form horizontal steel bar in-place device comprises the following steps:
after the installation of the arc-shaped guide rail and the auxiliary support along the wall of the circular concrete silo is completed:
a. sleeving a bullet head at the front end part of the prepared horizontal steel bar;
b. inserting the bullet head into the arc-shaped guide rail, and stopping when the reinforcing steel bar is manually or mechanically shuttled to a designed position along the arc-shaped guide rail (at the moment, the bullet head penetrates out of the guide rail);
c. the bullet heads are detached and removed from the front end of the arc-shaped guide rail, the auxiliary support and the roller are removed, the reinforcing steel bars fall down from the opening below the arc-shaped guide rail to be in place by the cooperation of the reinforcing steel bar binding hooks, and then the reinforcing steel bars are bound.
The utility model discloses a horizontal reinforcement installation track device for silo slipform construction structure is uncomplicated, easy operation, and operating personnel only need carry out simple training and can the operation of putting on duty, has improved the efficiency of construction greatly, has reduced construction cost by a wide margin.
The specification of the horizontal steel bar positioning device for the sliding mould of the cylindrical bin is as follows:
a. the tubular guide rail is arc-shaped, the radius of the arc-shaped guide rail is consistent with that of the reinforced concrete cylindrical bin, the tubular guide rail is fixed below the lower cross beam of the slip form lifting support through bolts, an opening is formed in the lower portion of the tubular guide rail, the width of the opening is larger than the diameter of the steel bar, and the steel bar can conveniently fall down after being in place.
b. The bullet head is in a cap shape, the diameter of the rear end of the bullet head is larger than the width of an opening below the tubular guide rail, the end part cannot fall off when the reinforcing steel bar is guided to shuttle, the relative position relation between the guide rail and the reinforcing steel bar in place is noticed during installation, the bullet head penetrates out of the guide rail after the reinforcing steel bar is in place, and otherwise, the reinforcing steel bar cannot fall in place without being taken out.
c. Auxiliary stand and cylinder should place in the guide rail below before the reinforcing bar shuttles back and forth, prevent that the reinforcing bar from coming out from the intermediate position landing at the in-process that shuttles back and forth, set up the cylinder on the auxiliary stand and can also effectively reduce the frictional resistance that the reinforcing bar shuttles back and forth the in-process.
As shown in figure 1, the horizontal steel bar positioning device for the cylindrical bin slip form is arranged. 1 is a tubular arc-shaped guide rail, the top end of which is fixed with a lower beam of a sliding-mode platform lifting frame by adopting a bolt (see figure 2); 2, guiding horizontal steel bars on the silo wall by installing bullet heads at the front end, and enabling the horizontal steel bars to shuttle in the track in a matching manner manually or mechanically; 3, the bullet is arranged at the front end of the steel bar to guide the steel bar trend and ensure that the front end of the steel bar cannot fall from an opening below the guide rail; and 4, an auxiliary bracket and a roller are arranged below the guide rail to support the middle section of the steel bar in the guide rail.
The utility model discloses a horizontal reinforcement installation track device for construction of silo slipform, application method is:
after the arc-shaped guide rail and the support roller are installed along the wall of the circular concrete silo, the bullet heads 3 are manually sleeved on the front end parts of the horizontal steel bars 2, then the steel bars are inserted into the tubular guide rail 1, the steel bars are manually or mechanically shuttled to the designed position along the guide rail 1 and stopped, at the moment, the bullet heads 3 already penetrate out of the guide rail, the bullet heads 3 are taken down, the support roller 4 below the guide rail is removed, and the steel bars 2 fall into place.
Claims (9)
1. The utility model provides a horizontal steel bar installation rail set for construction of silo slipform which characterized in that: the guide device comprises an arc-shaped guide rail, wherein the arc-shaped guide rail is provided with a circular tube-shaped hollow inner cavity, the inner cavity of the arc-shaped guide rail is provided with a detachable guide head, and the lower part of the arc-shaped guide rail is provided with an open slot which is communicated to the inner cavity of the arc-shaped guide rail; the guide head is provided with a connecting hole which can be sleeved at the front end of the steel bar; the inner diameter of the arc-shaped guide rail is larger than the maximum diameter of the guide head, the width of the open slot is smaller than the maximum diameter of the guide head, and the width of the open slot is larger than the diameter of the reinforcing steel bar.
2. The horizontal rebar installation rail device for the slip-form construction of the cylindrical silo according to claim 1, wherein: a plurality of auxiliary supports are arranged below the arc-shaped guide rail.
3. The horizontal rebar installation rail device for the slip-form construction of the cylindrical silo according to claim 2, wherein: the top end of each auxiliary support is rotatably provided with a roller, and each roller is axially arranged along the radial direction of the arc-shaped guide rail.
4. The horizontal rebar installation rail device for the slip-form construction of the cylinder silo according to claim 3, wherein: the arc inner diameter of the arc guide rail is consistent with the outer diameter of the cylindrical bin.
5. The horizontal rebar installation rail device for the slip-form construction of the cylinder silo according to claim 4, wherein: the axial length of the arc-shaped guide rail is less than the length of the steel bar.
6. The horizontal steel bar installation rail device for slip form construction of the cylindrical silo according to any one of claims 1 to 5, wherein: the guide head comprises a guide section positioned at the front part and a connecting section fixedly connected to the rear part of the guide section, the guide section is a cone, the connecting section is a cylinder, and a counter bore which is inwards sunken along the axial direction is arranged on the rear end face of the cylinder to form a connecting hole.
7. The horizontal rebar installation rail device for the slip-form construction of the cylinder silo according to claim 6, wherein: the inner diameter of the connecting hole is matched with the diameter of the steel bar, and the guide head is directly sleeved on the steel bar through clearance fit or interference clearance fit.
8. The horizontal rebar installation rail device for the slip-form construction of the cylinder silo according to claim 7, wherein: the guide head is hollow inside to form a hollow bullet-shaped structure.
9. The horizontal rebar installation rail device for the slip-form construction of the cylindrical silo according to claim 1, wherein: the top end of the arc-shaped guide rail is fixedly arranged below the cross beam of the sliding mode lifting support.
Priority Applications (1)
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CN202022378682.3U CN214740001U (en) | 2020-10-22 | 2020-10-22 | Horizontal steel bar mounting rail device for sliding formwork construction of cylindrical bin |
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CN202022378682.3U CN214740001U (en) | 2020-10-22 | 2020-10-22 | Horizontal steel bar mounting rail device for sliding formwork construction of cylindrical bin |
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CN214740001U true CN214740001U (en) | 2021-11-16 |
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CN202022378682.3U Active CN214740001U (en) | 2020-10-22 | 2020-10-22 | Horizontal steel bar mounting rail device for sliding formwork construction of cylindrical bin |
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