CN210552091U - High-speed railway simply supported case roof beam contact net built-in fitting positioner - Google Patents
High-speed railway simply supported case roof beam contact net built-in fitting positioner Download PDFInfo
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- CN210552091U CN210552091U CN201920834952.1U CN201920834952U CN210552091U CN 210552091 U CN210552091 U CN 210552091U CN 201920834952 U CN201920834952 U CN 201920834952U CN 210552091 U CN210552091 U CN 210552091U
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Abstract
The utility model discloses a high-speed railway simply supported box girder contact net built-in fitting positioner, which comprises a contact net pre-embedded bolt accurate positioner; the accurate positioning device for the contact net embedded bolt comprises a bracket and at least two layers of positioning steel plates; install two-layer at least location steel sheet on the support in proper order, pre-buried steel sheet is installed on the support top, install the horizontal bubble on the pre-buried steel sheet, it makes the horizontal bubble placed in the middle to place the support in the subaerial movable support of level, be provided with the hole that supplies the pre-buried bolt of contact net to pass on two-layer at least location steel sheet and the pre-buried steel sheet, the pre-buried bolt nut of contact net is installed on the top after the hole that the pre-buried bolt of contact net penetrated on the at least two-layer location steel sheet through the hole of pre-buried steel sheet, with the welding of pre-buried bolt nut of contact net and pre-buried steel. The positioning device ensures the installation accuracy of the prefabricated box girder contact net embedded part and shortens the installation time.
Description
Technical Field
The utility model relates to a high-speed railway post-tensioned prestressed concrete simply supported case roof beam built-in fitting construction and installation technique, especially a high-speed railway simply supported case roof beam contact net built-in fitting positioner.
Background
At present, in the installation and construction process of the contact net embedded part of the prestressed concrete simply-supported box girder of the high-speed railway, due to large manual installation error, the installation of contact net bolts and the positioning and installation of the contact net embedded part need to be accurately positioned by adopting necessary and effective measures, and the installation deviation of the contact net embedded part is ensured to meet the relevant specifications.
The installation and the construction of the contact net embedded part of the prestressed concrete simply-supported box girder of the high-speed railway are especially difficult to ensure the accurate installation and the positioning.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve above-mentioned technical problem, provide a high-speed railway letter case roof beam contact net built-in fitting positioner, guaranteed positioning accuracy, guaranteed the construction and installation of high-speed railway prestressed concrete letter case roof beam contact net built-in fitting.
In order to achieve the above purpose, the technical scheme of the utility model is that:
a high-speed railway simply supported box girder contact net embedded part positioning device comprises a contact net embedded bolt accurate positioning device; the accurate positioning device for the contact net embedded bolt comprises a bracket and at least two layers of positioning steel plates; install two-layer at least location steel sheet on the support in proper order, pre-buried steel sheet is installed on the support top, install the horizontal bubble on the pre-buried steel sheet, it makes the horizontal bubble placed in the middle to place the support in the subaerial movable support of level, be provided with the hole that supplies the pre-buried bolt of contact net to pass on two-layer at least location steel sheet and the pre-buried steel sheet, the pre-buried bolt nut of contact net is installed on the top after the hole that the pre-buried bolt of contact net penetrated on the at least two-layer location steel sheet through the hole of pre-buried steel sheet, with the welding of pre-buried bolt nut of contact net and pre-buried steel.
The high-speed railway simply supported box girder contact net embedded part positioning device utilizing the accurately positioned contact net embedded bolt further comprises an accurate positioning device on a contact net embedded part template; the accurate positioning device on the contact net embedded part template comprises a fixture, a supporting leg, a steel pin, a double-T-shaped positioning steel plate and an accurately positioned contact net embedded bolt; the landing leg is fixed on the design position of the simply supported box beam flange plate template through the fixture, the contact net embedded bolt of the double-T-shaped positioning steel plate after passing through the accurate positioning is connected with the landing leg through the steel pin, the nut is installed on the contact net embedded bolt of the four corners after being accurately positioned, the contact net embedded bolt of the contact net embedded part upper steel plate after passing through the accurate positioning is placed in the installed nut, and the accurate positioning of the contact net embedded part is achieved.
The utility model has the main characteristics that: the contact net embedded bolt positioning device increases two positioning steel plates into three positions, and a horizontal adjusting function is added, so that the welding precision is greatly improved. The positioning device on the contact net embedded part template is convenient to mount and dismount, and various contact net models can be mounted by using the device. The tool is used for construction of the contact net embedded part, so that labor is saved, errors generated by traditional installation are reduced, the construction speed is accelerated, and quick and accurate positioning of the contact net embedded part during installation is guaranteed.
Adopt the utility model has the advantages of it is following:
the welding method has the advantages that two positioning steel plates are increased to three positions, and a horizontal adjustment function is added, so that the welding accuracy is greatly improved;
secondly, only the embedded steel plate and the bolt are placed on the positioning die for welding, so that the operation is simple;
the bolt spacing, the levelness of the embedded steel plate and the verticality of the bolts are effectively controlled;
the operation is convenient and fast, and the position deviation of the contact net embedded part in the concrete pouring process is effectively prevented;
the installation and the disassembly are convenient, and various contact net models can be installed by using the device;
sixthly, the quality of the contact net embedded part is effectively controlled through measurement and analysis of all items of the finished contact net basic embedded part.
Drawings
Fig. 1 is a schematic structural view of a device for accurately positioning an embedded bolt of a contact network in a positioning device for an embedded part of a simply supported box girder contact network of a high-speed railway provided by the utility model;
fig. 2 is the utility model provides a pair of accurate positioning device's on contact net built-in fitting template among high-speed railway simply supported case roof beam contact net built-in fitting positioner structural schematic.
In the figure, 101 is the support of the accurate positioning device of the embedded bolt of the contact net, 102 is the positioning steel plate, 103 is the horizontal bubble, 104 is the embedded bolt of the contact net, 105 is the simply supported box beam flange plate template, 106 is the fixture of the accurate positioning device on the embedded part template of the contact net, 107 is the landing leg, 108 is the steel pin, 109 is two T type positioning steel plates, 110 is the embedded bolt of the contact net after accurate positioning, 111 is the steel plate on the embedded part of the contact net, 112 is the embedded bolt nut of the contact net, 113 is the embedded steel plate.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1, the positioning device for the contact net embedded part of the simply supported box girder of the high-speed railway comprises a contact net embedded bolt accurate positioning device; the accurate positioning device for the contact net embedded bolt comprises a bracket 101 and at least two layers of positioning steel plates 102; install two-layer at least location steel sheet 102 on the support 101 in proper order, pre-buried steel sheet 113 is installed on support 101 top, install horizontal bubble 103 on the pre-buried steel sheet 113, it makes horizontal bubble 103 be placed in the middle to place support 101 in the level subaerial removal support 101, be provided with the hole that supplies to contact net embedded bolt 104 to pass on two-layer at least location steel sheet 102 and the pre-buried steel sheet 113, contact net embedded bolt 104 penetrates the hole back top installation contact net embedded bolt nut 112 on two-layer at least location steel sheet 102 through the hole of pre-buried steel sheet 113, weld contact net embedded bolt nut 112 and pre-buried steel sheet 113, fork truck hangs out pre-buried steel sheet 113 and contact net embedded bolt 104 whole through the hoist and obtains the accurate contact net.
As shown in fig. 1, the accurate positioning device for the embedded bolt of the overhead line system comprises a bracket 101, a positioning steel plate 102 and a horizontal bubble 103; placing the support 101 on the horizontal ground, moving the support 101 to enable the horizontal air bubbles 103 to be centered, placing the embedded steel plates 113 on the top of the support 101, penetrating the contact net embedded bolts 104 into the two layers of positioning steel plates 102 through the embedded steel plate 113 holes, welding the contact net embedded bolt nuts 112 with the embedded steel plates 113, and integrally hoisting the embedded plates 113 and the embedded bolts 104 out through a lifting appliance by a manual-fit forklift.
The accurate positioning device for the embedded bolt of the contact net comprises a bracket, a positioning steel plate and a horizontal bubble; leveling the device to enable the horizontal bubbles to be centered, accurately positioning the embedded bolts of the contact net through three positioning steel plates, and fixing the embedded bolts of the contact net by welding after the positioning is finished.
Referring to fig. 2, the positioning device for the simply supported box girder contact network embedded part of the high-speed railway by using the accurately positioned contact network embedded bolt further comprises an accurate positioning device on a contact network embedded part template; the accurate positioning device on the contact net embedded part template comprises a fixture 106, a supporting leg 107, a steel pin 108, a double-T-shaped positioning steel plate 109 and an accurately positioned contact net embedded bolt 110; fix landing leg 107 on the design position of simply supported box roof beam flange board template 105 through fixture 106, the contact net embedded bolt 110 that two T type location steel sheets 109 passed after the accurate location passes through steel pin 108 and is connected with landing leg 107, mounting nut on the contact net embedded bolt 110 after the accurate location of four corners, contact net embedded part upper steel sheet 111 passes contact net embedded bolt 110 after the accurate location and arranges in the nut that installs, realizes the accurate positioning of contact net embedded part.
As shown in fig. 2, the accurate positioning device on the template of the contact network embedded part comprises a fixture 106, a supporting leg 107, a steel pin 108 and a double-T-shaped positioning steel plate 109; the supporting legs 107 of the device are fixed to the design positions of the simply supported box girder flange plate templates 105 through the fixtures 106, the overhead contact system embedded bolts 110, which are positioned accurately, of the positioning steel plates 109 are connected with the supporting legs 107 through the steel pins 108, nuts are installed on the overhead contact system embedded bolts 110, which are positioned accurately at four corners, and the overhead contact system embedded parts upper steel plates 111 are placed on the installed nuts through the overhead contact system embedded bolts 110, which are positioned accurately. Therefore, the accurate positioning of the embedded part of the contact net is completed.
The accurate positioning device on the contact net embedded part template comprises a clamp, a supporting leg, a steel pin and a positioning steel plate; and (3) determining the longitudinal bridge position of the contact net embedded part on the flange plate template by using a steel ruler which is identified by a unit with related qualification, fixing the support leg on the corresponding position by using a fixture, checking the verticality of the support leg by using a horizontal ruler, and fixing the transverse bridge position of the contact net embedded part by connecting a positioning steel plate with the support leg through a contact net embedded bolt by using a steel pin.
A method for positioning an embedded part of a simply supported box girder overhead line system of a high-speed railway comprises the following steps:
step 1: adjusting the level of the tool, and centering the bubbles;
step 2: putting the embedded steel plate into a tool, and checking the height deviation of the embedded steel plate by using a horizontal ruler and a filler rod, wherein the height deviation is less than 5 mm;
and step 3: bolts penetrate through the positioning steel plate through the pre-buried steel plate holes, the verticality is rechecked by using a horizontal ruler and a clearance gauge, and the center deviation of each bolt is less than 1mm at the top end;
and 4, step 4: the contact surface of the welding bolt cap and the embedded steel plate is reduced by current, the welding seam is full and firm, and other parts cannot be burnt;
and 5: the manual forklift is lifted out through a special lifting appliance;
step 6: measuring the longitudinal distance by using the verified steel tape;
and 7: fixedly connecting the positioning tool supporting legs with the flange plate template, and checking the verticality by using a horizontal ruler;
and 8: the fixed steel plate penetrates through an embedded bolt of the contact net and is connected with the supporting leg through a steel pin;
and step 9: the bolts at four corners are respectively provided with a nut, the distance from the top of the bolt to the top of the nut is controlled by a verified steel plate ruler, and the difference is less than 2 mm;
step 10: and (4) checking the verticality of the embedded bolt by using a horizontal guiding rule, installing a steel plate on the contact net foundation, and directly sitting on the nut.
The utility model has the main characteristics that: the contact net embedded bolt positioning device increases two positioning steel plates into three positions, and a horizontal adjusting function is added, so that the welding precision is greatly improved. The positioning device on the contact net embedded part template is convenient to mount and dismount, and various contact net models can be mounted by using the device. The tool is used for construction of the contact net embedded part, so that labor is saved, errors generated by traditional installation are reduced, the construction speed is accelerated, and quick and accurate positioning of the contact net embedded part during installation is guaranteed.
Adopt the utility model has the advantages of it is following:
the welding method has the advantages that two positioning steel plates are increased to three positions, and a horizontal adjustment function is added, so that the welding accuracy is greatly improved;
secondly, only the embedded steel plate and the bolt are placed on the positioning die for welding, so that the operation is simple;
the bolt spacing, the levelness of the embedded steel plate and the verticality of the bolts are effectively controlled;
the operation is convenient and fast, and the position deviation of the contact net embedded part in the concrete pouring process is effectively prevented;
the installation and the disassembly are convenient, and various contact net models can be installed by using the device;
sixthly, the quality of the contact net embedded part is effectively controlled through measurement and analysis of all items of the finished contact net basic embedded part.
Use the utility model discloses carry out prestressed concrete letter case roof beam contact net built-in fitting location, saved the manpower, reduced the error that traditional installation produced for construction speed, quick accurate positioning when having guaranteed the installation of contact net built-in fitting.
The utility model relates to a quick adjustment accurate positioning control's device and method on case roof beam contact net buried bolt accurate positioning and contact net built-in fitting template.
In the positioning device for the pre-embedded bolts of the contact net, two positioning steel plates are added to form three positions, the horizontal adjustment function is added, and the welding precision is greatly improved.
The positioning device on the template of the contact net embedded part has high precision and convenient assembly and disassembly, and various contact net models can be installed by using the device.
The utility model relates to a high-speed railway post-tensioned prestressed concrete letter case roof beam built-in fitting construction and installation technique, especially a device and method of quick adjustment accurate positioning control on prefabricated case roof beam contact net buried bolt and the contact net built-in fitting template.
The utility model is characterized in that: aiming at the difficult problems of poor manual installation precision, low work efficiency and the like in the construction of high-speed railway prestressed concrete simply supported box girder contact net basic embedded parts, the device for positioning the contact net embedded bolts and accurately positioning the contact net embedded part template is designed, the installation precision of the prefabricated box girder contact net embedded parts is ensured, and the installation time is shortened.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (1)
1. A positioning device for an embedded part of a simply supported box girder overhead contact system of a high-speed railway is characterized by comprising an accurate positioning device for an embedded bolt of the overhead contact system; the accurate positioning device for the contact net embedded bolt comprises a bracket (101) and at least two layers of positioning steel plates (102); at least two layers of positioning steel plates (102) are sequentially installed on a support (101), an embedded steel plate (113) is installed on the top end of the support (101), horizontal bubbles (103) are installed on the embedded steel plate (113), the support (101) is placed in a horizontal ground, the support (101) is moved to enable the horizontal bubbles (103) to be centered, holes for the embedded bolts (104) of a contact net to pass are formed in the at least two layers of positioning steel plates (102) and the embedded steel plate (113), the embedded bolts (104) of the contact net penetrate through the holes of the embedded steel plates (113) to penetrate through the holes in the at least two layers of positioning steel plates (102), the embedded bolts and nuts (112) of the contact net are installed at the top ends of the back ends of the holes, the embedded bolts and nuts (112) of the contact net are welded with the embedded steel plates (113), and a forklift integrally hangs out the.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920834952.1U CN210552091U (en) | 2019-06-04 | 2019-06-04 | High-speed railway simply supported case roof beam contact net built-in fitting positioner |
| CN202020350448.7U CN212271652U (en) | 2019-06-04 | 2019-06-04 | High-speed railway simply supported case roof beam contact net built-in fitting positioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920834952.1U CN210552091U (en) | 2019-06-04 | 2019-06-04 | High-speed railway simply supported case roof beam contact net built-in fitting positioner |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020350448.7U Division CN212271652U (en) | 2019-06-04 | 2019-06-04 | High-speed railway simply supported case roof beam contact net built-in fitting positioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210552091U true CN210552091U (en) | 2020-05-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920834952.1U Active CN210552091U (en) | 2019-06-04 | 2019-06-04 | High-speed railway simply supported case roof beam contact net built-in fitting positioner |
| CN202020350448.7U Active CN212271652U (en) | 2019-06-04 | 2019-06-04 | High-speed railway simply supported case roof beam contact net built-in fitting positioner |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020350448.7U Active CN212271652U (en) | 2019-06-04 | 2019-06-04 | High-speed railway simply supported case roof beam contact net built-in fitting positioner |
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| Country | Link |
|---|---|
| CN (2) | CN210552091U (en) |
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- 2019-06-04 CN CN201920834952.1U patent/CN210552091U/en active Active
- 2019-06-04 CN CN202020350448.7U patent/CN212271652U/en active Active
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| CN212271652U (en) | 2021-01-01 |
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