CN203906007U - Preformed groove construction device for heat preservation ditch - Google Patents
Preformed groove construction device for heat preservation ditch Download PDFInfo
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- CN203906007U CN203906007U CN201420314982.7U CN201420314982U CN203906007U CN 203906007 U CN203906007 U CN 203906007U CN 201420314982 U CN201420314982 U CN 201420314982U CN 203906007 U CN203906007 U CN 203906007U
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- preformed groove
- ditch
- nut
- construction
- heat preservation
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Abstract
The utility model belongs to the technical field of construction of preformed grooves of a heat preservation ditch in tunnel engineering and provides a preformed groove construction device for the heat preservation ditch in order to solve the problem that groove cavities are prone to being damaged by a mold in the construction process of the preformed groove cavities of the heat preservation ditch. The construction device comprises a preformed groove mold, a ditch construction formwork arranged on the top of the preformed groove mold and a fixing rod. The preformed groove mold is detachably connected with the ditch construction formwork through the fixing rod and a connecting structure. An internal fixing nut is welded to the bottom of the preformed groove mold. A nut is fixed to the outer side of the ditch construction formwork, and the nut and the internal fixing nut are located in the same axis. A communicating hole is formed in the position, corresponding to the nut, of the ditch construction formwork. The bottom of the fixing rod is provided with mold end threads, the middle portion of the fixing rod is provided with formwork end threads, and two circular criss-cross reinforcement rings are welded to the top of the fixing rod. The preformed groove construction device is simple in structure, easy and convenient to operate, convenient to mount and demount, good in construction effect, economical, durable, convenient to use, practical and capable of being used repeatedly and saving time and cost, and the preformed grooves are not prone to damage.
Description
Technical field
The utility model belongs to heat preservation ditch preformed groove technical field of construction in construction of tunnel, is specifically related to a kind of heat preservation ditch preformed groove construction equipment.
Background technology
Heat preservation ditch design is reserved vallecular cavity in position, medium position two side, ditch, prefabricated section is installed in this vallecular cavity and is made prefabricated section stretch out ditch sidewall, heat preservation ditch cover plate is installed on prefabricated section, and reserved vallecular cavity is taking a cover plate longitudinal length as intervals setting, and bilateral symmetry.Although this vallecular cavity size is less, if the mould of reserved vallecular cavity is directly welded in template, when the demoulding, easily vallecular cavity is damaged.
Summary of the invention
The utility model, in order to solve the problem that in the reserved vallecular cavity construction of heat preservation ditch, mould easily damages vallecular cavity, provides a kind of heat preservation ditch preformed groove construction equipment, can well complete the reserved construction of preformed groove, easy and simple to handle, effective, economical and practical.
The utility model adopts following technical scheme to realize: a kind of heat preservation ditch preformed groove construction equipment, comprise preformed groove mould, be located at ditch construction formwork and the fixed bar at preformed groove mould top, preformed groove mould and ditch construction formwork removably connect by syndeton with fixed bar.
Described preformed groove mold bottom is welded with interior hold-down nut, and construction formwork outside in described ditch is fixed with the nut being coaxially set with interior hold-down nut; On the construction formwork of the corresponding ditch of nut, offer intercommunicating pore; Described bottom of fixed is provided with the die end screw thread connecting in interior hold-down nut, and middle part is provided with the template terminal filament button being connected with nut, and welded top has two crisscross circular reinforced steel bar rings.Described preformed groove mould top is fixed with guide pipe by the connecting reinforcement being welded on preformed groove mould side wall, and described guide pipe is corresponding with interior hold-down nut and be coaxially set, and the guide pipe mouth of pipe is mutually neat with preformed groove mould top.Described fixed bar die end screw thread length is less than the length of hold-down nut screw thread in preformed groove mould.Described interior hold-down nut is longitudinally arranged with two, and described guide pipe and nut are corresponding is respectively provided with two, and described fixed bar is two, is processed by round steel.Described preformed groove mould is formed by Plate Welding.
The specific implementation process of heat preservation ditch preformed groove construction equipment is: first make preformed groove mould, be welded with steel sheet, preformed groove mold bottom longitudinally axis is symmetrically welded two interior hold-down nuts, nut center is apart from 1/4 place, the narrow limit of mould, fix two guide pipes on preformed groove mould top by connecting reinforcement along position, nut axis, guide pipe slightly larger in diameter is in interior hold-down nut internal diameter, connecting reinforcement is welded on preformed groove mould side wall, and the guide pipe mouth of pipe is concordant with preformed groove mould top.The ditch construction formwork that is positioned at guide pipe mouth of pipe place is offered intercommunicating pore, in contrast to a nut of the each welding in construction formwork intercommunicating pore position, ditch of guide pipe one side, this nut location is corresponding with the interior hold-down nut position of preformed groove mould guide pipe and preformed groove mould, three is on an axis, and the nut in the interior hold-down nut of preformed groove mould, guide pipe, intercommunicating pore, ditch construction formwork outside forms a passage.
Process fixed bar with round steel, fixed bar external diameter is identical with the interior hold-down nut of preformed groove mould and the nut interior diameter in ditch construction formwork outside; Bottom of fixed arranges die end screw thread, and middle part arranges template terminal filament button corresponding to the nut location on the construction formwork of ditch; Die end screw thread is corresponding with the interior hold-down nut screw thread of preformed groove mould, and length is slightly less than the interior hold-down nut screw thread length of preformed groove mould, and template terminal filament button is corresponding with nut screw thread set on the construction formwork of ditch; Fixed bar is not established two of the welded top circular reinforced steel bar ring of right-angled intersection in length and breadth of screw thread, as the force application part that turns fixed bar.
While construction in ditch, by preformed groove mould brush release agent, preformed groove mould guide pipe is first corresponded to nut location fixing on the construction formwork of ditch, fixed bar is screwed into from nut location, be screwed in the interior hold-down nut of preformed groove mold bottom through after guide pipe, realize the fixing of preformed groove mould, while tightening fixed bar, preformed groove mould to be pressed on the construction formwork of ditch, when seeing that fixed bar is about to stop while being all screwed into nut the application of force corresponding to the screw thread of the nut location on the construction formwork of ditch, the reinforced steel bar ring that passes fixed bar welded top by bar dowel carries out the application of force.When form removal, first fixed bar is deviate from preformed groove mould by the reinforced steel bar ring that rotates fixed bar welded top, then removed ditch construction formwork, the connecting reinforcement that simultaneously adopts Reinforced hook to catch on connection guide pipe is ticked preformed groove mould.
The utlity model has following beneficial effect: preformed groove construction equipment is simple in structure, easy and simple to handle, assembling and disassembling is convenient; Not fragile preformed groove, construction effect is good; Economy and durability, convenient and practical, can repeatedly reuse, save time and cost-saving.
Brief description of the drawings
Fig. 1 is the installation side view of the utility model preformed groove construction equipment; Fig. 2 is the front view of preformed groove mould in the utility model; Fig. 3 is the plan view of preformed groove mould in the utility model; Fig. 4 is I-I sectional drawing of Fig. 3; Fig. 5 is the structural representation of fixed bar.
In figure: 1-preformed groove mould, hold-down nut in 2-, 3-ditch construction formwork, 4-nut, 5-guide pipe, 6-connecting reinforcement, 7-fixed bar, 8-reinforced steel bar ring, 9-die end screw thread, 10-template terminal filament button.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is described in further detail.
A kind of heat preservation ditch preformed groove construction equipment, comprises preformed groove mould 1, is located at ditch construction formwork 3 and the fixed bar 7 at preformed groove mould 1 top, and preformed groove mould 1 removably connects by syndeton with ditch construction formwork 3 use fixed bars 7.
Described preformed groove mould 1 bottom welding has interior hold-down nut 2, and construction formwork 3 outsides, described ditch are fixed with the nut 4 being coaxially set with interior hold-down nut 2; On the corresponding ditch of nut 4 construction formwork 3, offer intercommunicating pore; Described fixed bar 7 bottoms are provided with the die end screw thread 9 being connected with interior hold-down nut, and middle part is provided with the template terminal filament button 10 being connected with nut 4, and welded top has two crisscross circular reinforced steel bar rings 8.Described preformed groove mould 1 top is by being welded in the connecting reinforcement 6 fixed guide pipes 5 of preformed groove mould 1 sidewall, and described guide pipe 5 is corresponding with interior hold-down nut 2 and be coaxially set, and guide pipe 5 mouths of pipe are mutually neat with preformed groove mould 1 top.
Described fixed bar die end screw thread 9 length are less than the length of hold-down nut 2 screw threads in preformed groove mould.Described interior hold-down nut 2 is longitudinally arranged with two, and described guide pipe 5 and nut 4 be corresponding, and to be respectively provided with two fixed bars 7 be two, processed by round steel.Described preformed groove mould 1 is formed by Plate Welding.
The specific implementation process of heat preservation ditch preformed groove construction equipment is: first make preformed groove mould, be welded with steel sheet, preformed groove mold bottom longitudinally axis is symmetrically welded two interior hold-down nuts, nut center is apart from 1/4 place, the narrow limit of mould, fix two guide pipes on preformed groove mould top by connecting reinforcement along position, nut axis, guide pipe slightly larger in diameter is in interior hold-down nut internal diameter, connecting reinforcement is welded on preformed groove mould side wall, and the guide pipe mouth of pipe is concordant with preformed groove mould top.The ditch construction formwork that is positioned at guide pipe mouth of pipe place is offered intercommunicating pore, in contrast to a nut of the each welding in construction formwork intercommunicating pore position, ditch of guide pipe one side, this nut location is corresponding with the interior hold-down nut position of preformed groove mould guide pipe and preformed groove mould, three is on an axis, and the nut in the interior hold-down nut of preformed groove mould, guide pipe, intercommunicating pore, ditch construction formwork outside forms a passage.
Process fixed bar with round steel, fixed bar external diameter is identical with the interior hold-down nut of preformed groove mould and the nut interior diameter in ditch construction formwork outside; Bottom of fixed arranges die end screw thread, and middle part arranges template terminal filament button corresponding to the nut location on the construction formwork of ditch; Die end screw thread is corresponding with the interior hold-down nut screw thread of preformed groove mould, and length is slightly less than the interior hold-down nut screw thread length of preformed groove mould, and template terminal filament button is corresponding with nut screw thread set on the construction formwork of ditch; Fixed bar is not established two of the welded top circular reinforced steel bar ring of right-angled intersection in length and breadth of screw thread, as the force application part that turns fixed bar.
While construction in ditch, by preformed groove mould brush release agent, preformed groove mould guide pipe is first corresponded to nut location fixing on the construction formwork of ditch, fixed bar is screwed into from nut location, be screwed in the interior hold-down nut of preformed groove mold bottom through after guide pipe, realize the fixing of preformed groove mould, while tightening fixed bar, preformed groove mould to be pressed on the construction formwork of ditch, when seeing that fixed bar is about to stop while being all screwed into nut the application of force corresponding to the screw thread of the nut location on the construction formwork of ditch, the reinforced steel bar ring that passes fixed bar welded top by bar dowel carries out the application of force.When form removal, first fixed bar is deviate from preformed groove mould by the reinforced steel bar ring that rotates fixed bar welded top, then removed ditch construction formwork, the connecting reinforcement that simultaneously adopts Reinforced hook to catch on connection guide pipe is ticked preformed groove mould.
Claims (6)
1. a heat preservation ditch preformed groove construction equipment, comprise preformed groove mould (1), be located at ditch construction formwork (3) and the fixed bar (7) at preformed groove mould (1) top, it is characterized in that: preformed groove mould (1) removably connects by syndeton with ditch construction formwork (3) fixed bar (7).
2. a kind of heat preservation ditch preformed groove construction equipment according to claim 1, it is characterized in that: described preformed groove mould (1) bottom welding has interior hold-down nut (2), described ditch construction formwork (3) outside is fixed with the nut (4) being coaxially set with interior hold-down nut (2); On nut (4) corresponding ditch construction formwork (3), offer intercommunicating pore; Described fixed bar (7) bottom is provided with the die end screw thread (9) being connected with interior hold-down nut, and middle part is provided with the template terminal filament button (10) being connected with nut (4), and welded top has crisscross two circular reinforced steel bar rings (8).
3. a kind of heat preservation ditch preformed groove construction equipment according to claim 2, it is characterized in that: described preformed groove mould (1) top is by being welded in connecting reinforcement (6) the fixed guide pipe (5) of preformed groove mould (1) sidewall, described guide pipe (5) is corresponding with interior hold-down nut (2) and be coaxially set, and guide pipe (5) mouth of pipe is mutually neat with preformed groove mould (1) top.
4. the reserved vallecular cavity construction equipment of a kind of heat preservation ditch according to claim 2, is characterized in that: described fixed bar die end screw thread (9) length is less than the length of hold-down nut (2) screw thread in preformed groove mould.
5. a kind of heat preservation ditch preformed groove construction equipment according to claim 2, it is characterized in that: described interior hold-down nut (2) is longitudinally arranged with two, described guide pipe (5) and nut (4) are corresponding is respectively provided with two, and fixed bar (7) is also two, is processed by round steel.
6. a kind of heat preservation ditch preformed groove construction equipment according to claim 2, is characterized in that: described preformed groove mould (1) is formed by Plate Welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420314982.7U CN203906007U (en) | 2014-06-13 | 2014-06-13 | Preformed groove construction device for heat preservation ditch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420314982.7U CN203906007U (en) | 2014-06-13 | 2014-06-13 | Preformed groove construction device for heat preservation ditch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203906007U true CN203906007U (en) | 2014-10-29 |
Family
ID=51780296
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420314982.7U Active CN203906007U (en) | 2014-06-13 | 2014-06-13 | Preformed groove construction device for heat preservation ditch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203906007U (en) |
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2014
- 2014-06-13 CN CN201420314982.7U patent/CN203906007U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170302 Address after: 030001 Taiyuan City, Shanxi meet the main street, No. 269 Patentee after: China Railway Third Engineering Co., Ltd. Patentee after: Three bridge and Tunnel Engineering Co. Ltd. group Address before: 030001 Yingze street, Shanxi, No. 269, No. Patentee before: China Railway Third Engineering Co., Ltd. |
|
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 030001 Yingze street, Shanxi, No. 269, No. Co-patentee after: Three bridge and Tunnel Engineering Co. Ltd. group Patentee after: China Railway Third Engineering Co., Ltd. Address before: 030001 Taiyuan City, Shanxi meet the main street, No. 269 Co-patentee before: Three bridge and Tunnel Engineering Co. Ltd. group Patentee before: China Railway Third Engineering Co., Ltd. |