Contact network positioning device

Abstract

The invention discloses a catenary positioning device which comprises a fixed base module, an adjustable gear tooth module, a catenary foundation positioning module, a foundation net foundation lower steel plate, an adjusting nut and a catenary foundation screw. The adjustable gear tooth module is driven to rotate by rotating a hexagon bolt on the adjustable gear tooth module, so that the overhead line system foundation positioning module is driven to transversely move, and the offset distance of the overhead line system foundation is adjusted; the contact net foundation positioning module is connected with a foundation net foundation lower steel plate through a contact net foundation screw, the contact net foundation lower steel plate and the contact net foundation positioning module are connected into a whole through an adjusting nut matched with the contact net foundation screw, and the mounting height of the contact net foundation is adjusted by adjusting the height of the nut; through adjustment of the device, the contact network installation work efficiency is high, position control is accurate, the installation requirement can be met at a time during follow-up contact network foundation installation, and the positioning quality of the embedded foundation bolt of the contact network foundation is ensured.

Description

Technical Field

[0001] The invention relates to the technical field of four-electric interface engineering construction, and in particular to a contact network positioning device. Background Art

[0002] With the continuous acceleration of high-speed railway construction and the continuous improvement of standardized and refined management, the four-electric interface project involves the intersection of pre-station and post-station construction professions. In the construction process of many high-speed railways, the quality standards are not high and the setting standards do not meet the inspection requirements. The contact network foundation construction is one of the key processes and difficulties.

[0003] Due to the non-standardization of traditional construction methods and the unfamiliarity of technical personnel in professional interfaces with standard application, the buried position deviation of the contact network foundation anchor bolts easily exceeds the standard. Later, when the four electrical professionals entered the site, the subsequent installation of the contact network columns caused limit violations and required rework.

[0004] Therefore, it is necessary to develop a contact network positioning device to solve the above problems. Summary of the invention

[0005] The purpose of the present invention is to design a contact network positioning device in order to solve the above problems.

[0006] The present invention achieves the above-mentioned purpose through the following technical solutions: The contact network positioning device comprises: Fixed base module; the fixed base module is connected to the side form of the cast-in-place beam; Adjustable gear module; the adjustable gear module is rotatably mounted above the fixed base module; Contact network basic positioning module; the contact network basic positioning module includes a module frame and a contact network positioning upper steel plate, the module frame includes a first horizontal section, an inclined section, and a second horizontal section, the two ends of the inclined section are respectively connected to one end of the first horizontal section and one end of the second horizontal section, the height of the second horizontal section is higher than the first horizontal section, a slide groove is provided on the first horizontal section, a rack is provided on the long side of the slide groove, the adjustable gear module is inserted into the slide groove, the adjustable gear module is meshed with the rack, and after the module frame position is adjusted in place, the module frame is welded to the fixed base module; a plurality of tenons are provided on the upper surface of the second horizontal section, a plurality of tenons and a plurality of first through holes are provided on the contact network positioning upper steel plate, and a plurality of tenons are correspondingly engaged with a plurality of tenons; The steel plate under the foundation of the foundation network; the steel plate under the foundation of the foundation network is placed below the upper steel plate for positioning the contact network, the upper steel plate for positioning the contact network is parallel to the steel plate under the foundation of the foundation network, and a plurality of second through holes are arranged on the steel plate under the foundation of the foundation network; Adjusting nut; The contact network foundation screw rod passes through the second through hole upward from the lower steel plate under the foundation network and then passes through multiple first through holes, and is locked by an adjusting nut above the contact network positioning upper steel plate.

[0007] The beneficial effects of the present invention are: The adjustable gear module is driven to rotate by rotating the hexagonal bolt on the adjustable gear module, thereby driving the contact network foundation positioning module to move laterally to adjust the contact network foundation offset; the contact network foundation positioning module is connected to the steel plate under the foundation network through the contact network foundation screw, and the steel plate under the contact network foundation and the contact network foundation positioning module are connected as a whole through the adjusting nut matched with the contact network foundation screw, and the installation height of the contact network foundation is adjusted by adjusting the nut height; different types of contact network positioning upper steel plates are replaced to meet different types of contact network foundation construction; on-site operators install this application according to the layout results, and fine-tune the contact network foundation offset and elevation to the designed position through the nuts of the adjustable gear module and the contact network foundation positioning module, with high work efficiency and precise position control, which can enable the subsequent contact network foundation to meet the installation requirements at one time, ensuring the positioning quality of the pre-embedded anchor bolts of the contact network foundation. BRIEF DESCRIPTION OF THE DRAWINGS

[0008] Figure 1 This is a schematic diagram of the installation of the present invention; Figure 2 This is a schematic diagram of a fixed base module; Figure 3 It is a schematic diagram of an adjustable gear tooth module; Figure 4 This is a schematic diagram of the contact network basic positioning module; Figure 5 This is a schematic diagram of the installation structure of the present invention.

[0009] In the figure: 1-contact network foundation positioning device; 2-fixed base module; 3-adjustable gear module; 4-contact network foundation positioning module; 5-hexagonal bolt; 6-contact network foundation screw; 7-base network foundation lower steel plate; 8-adjusting nut; 9-tenon; 10-base positioning hole; 11-adjustable gear module installation limit groove; 12-limit column; 13-limit top plate; 14-connecting bolt; 15-circular steel plate; 16-rolling pin; 17-module frame; 18-contact network positioning upper steel plate; 19-slide groove; 20-limit groove; 21-tenon groove. DETAILED DESCRIPTION

[0010] In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, not all of the embodiments. Generally, the components of the embodiments of the present invention described and shown in the drawings here can be arranged and designed in various different configurations.

[0011] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the invention claimed for protection, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0012] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0013] In the description of the present invention, it should be understood that the terms "upper", "lower", "inside", "outside", "left", "right", etc. indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings, or are directions or positional relationships in which the product of the invention is usually placed when in use, or are directions or positional relationships commonly understood by those skilled in the art. These directions or positional relationships are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0014] Furthermore, the terms “first”, “second”, etc. are merely used for distinguishing descriptions and should not be understood as indicating or implying relative importance.

[0015] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms such as "setting" and "connection" should be understood in a broad sense. For example, "connection" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be the internal communication of two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0016] The specific implementation modes of the present invention are described in detail below in conjunction with the accompanying drawings.

[0017] like Figure 1-5 As shown, the contact network positioning device 1 includes: Fixed base module 2; the fixed base module 2 is connected and fixed to the cast-in-place beam side formwork to form a stable structure; Adjustable gear module 3; the adjustable gear module 3 is rotatably mounted above the fixed base module 2; The contact network basic positioning module 4; the contact network basic positioning module 4 includes a module skeleton 17 and a contact network positioning upper steel plate 18. The module skeleton 17 includes a first horizontal section, an inclined section, and a second horizontal section. The two ends of the inclined section are respectively connected to one end of the first horizontal section and one end of the second horizontal section. The height of the second horizontal section is higher than that of the first horizontal section. A slide groove 19 is provided on the first horizontal section. A rack is provided on the long side of the slide groove 19. The adjustable gear module 3 is inserted into the slide groove. The adjustable gear module 3 is meshed with the rack. After the module skeleton 17 is adjusted in place, the module skeleton 17 is welded to the fixed base module 2; a plurality of tenons 9 are provided on the upper surface of the second horizontal section. A plurality of slide grooves 21 and a plurality of first through holes are provided on the contact network positioning upper steel plate 18. The plurality of tenons 9 are correspondingly engaged with the plurality of slide grooves 21 (the mortise and tenon structure is connected and fixed); The base grid foundation lower steel plate 7; the base grid foundation lower steel plate 7 is placed below the contact grid positioning upper steel plate 18, the contact grid positioning upper steel plate 18 is parallel to the base grid foundation lower steel plate 7, and the base grid foundation lower steel plate 7 is provided with a plurality of second through holes; Adjusting nut 8; The contact network foundation screw 6 passes through the second through hole from the bottom of the base network foundation steel plate 7 upward and then passes through multiple first through holes, and is locked by adjusting the nut 8 above the contact network positioning steel plate 18.

[0018] In some embodiments, Figure 3 As shown, the adjustable gear module 3 includes a hexagonal bolt 5, two circular steel plates 15, and a plurality of rolling pins 16. The two circular steel plates 15 are arranged in parallel, and a connecting hole is arranged at the center of the two circular steel plates 15. The rod of the hexagonal bolt 5 passes through the connecting hole of the two circular steel plates 15, and the rod of the hexagonal bolt 5 is fixedly connected to the two circular steel plates 15. The two circular steel plates 15 are circumferentially provided with a plurality of pin holes, and the two ends of the plurality of rolling pins 16 are respectively installed in the pin holes of the two circular steel plates 15. Correspondingly, an adjustable gear module installation limit groove 11 is arranged on the fixed base module 2, and the circular steel plate 15 located below is rotatably placed in the adjustable gear module installation limit groove 11. When working, the teeth of the rack are inserted between two adjacent rolling pins 16. By rotating the hexagonal bolt 5, the adjustable gear module 3 starts to rotate, the rolling pin 16 rotates, the rack moves, and the contact network foundation positioning module 4 is driven to move.

[0019] In some embodiments, Figure 1 and 2As shown in Figure 4, the fixed base module 2 also includes a limiting top plate 13 and at least one limiting column 12. At least one long limiting groove 20 is opened on the first horizontal section. The length direction of the limiting groove 20 is consistent with the length direction of the slide groove. The lower end of the limiting column 12 is welded to the top of the fixed base module 2, and the upper end of the limiting column 12 can be slidably placed in the limiting groove 20. The limiting top plate 13 is placed on the first horizontal section. A clamping hole is provided on the limiting top plate 13. The upper end of the limiting column 12 is placed in the clamping hole of the limiting top plate 13. After the module frame 17 is adjusted into place, the limiting top plate 13 is welded to the first horizontal section.

[0020] In some embodiments, Figure 1 and 2 As shown in 5 , the contact network positioning device also includes a plurality of connecting bolts 14 , a plurality of base positioning holes 10 are provided on the fixed base module 2 , a plurality of connecting bolts 14 pass through the plurality of base positioning holes 10 and the cast-in-place beam side formwork, and the fixed base module 2 is connected to the cast-in-place beam side formwork via the plurality of connecting bolts 14 .

[0021] In some embodiments, Figure 1 and 4 As shown in FIG. 5 , there are eight contact network basic screw rods 6 , which are arranged in two parallel rows, and the distance between two adjacent contact network basic screw rods 6 in each row is the same.

[0022] In some embodiments, Figure 1 and 4 As shown in FIG. 5 , there are four tenons 9 , which form a rectangle, and the four tenons 9 are placed between two rows of contact network foundation screws 6 .

[0023] The fixed base module 2 is made of 500mm×500mm×15mm steel plate, and the adjustable gear module installation limit groove 11 is set at the center position of the fixed base module 2. It is a concave limit groove with a groove depth of 10mm for installing and fixing the adjustable gear module 3; the limit column 12 is used to limit the moving direction of the fixed contact network basic positioning module 4; the limit top plate 13 is made of 150mm×220mm×15mm steel plate, and is installed on the limit column 12. After the contact network basic positioning module 4 is installed, the contact network basic positioning module 4 is fixed by installing the limit top plate 13 on the limit column 12.

[0024] The circular steel plate 15 is a 10 mm thick Φ50 steel plate, and 12 Φ8 rolling pins 16 are arranged in a circumferential manner therebetween. A hexagonal bolt 5 is arranged on the top of the adjustable gear module 3, and the adjustable gear module 3 can be driven to rotate by rotating the hexagonal bolt 5. The adjustable gear module 3 is driven to move the contact network foundation positioning module 4 laterally by rotating the adjustable gear module 3 to complete the lateral offset fine adjustment.

[0025] The specific operation process of the device is as follows: (1) The surveying personnel shall accurately lay out the center point and mileage position of the contact network foundation according to the design drawings and provide elevation instructions.

[0026] (2) Installation of fixed base module 2: After the bottom reinforcement of the cast-in-place beam flange plate is installed, the fixed base module 2 is set according to the layout point of the contact network foundation mileage position. After the fixed base module 2 is set on the cast-in-place beam side formwork, it is firmly fixed by connecting bolts 14 (double nuts).

[0027] (3) Installation of the adjustable gear module 3: The adjustable gear module 3 is installed through the adjustable gear module installation limit groove 11 on the fixed base module 2. Before installing the adjustable gear module 3, lubricating grease is applied to the contact surface to ensure the smooth rotation of the adjustable gear module 3.

[0028] (3) Assembly and installation of the contact network foundation positioning module 4: The contact network foundation positioning module 4 is assembled by selecting the corresponding type of contact network positioning upper steel plate 18 according to the contact network foundation model, and then the contact network foundation screw 6 and the contact network foundation lower steel plate are welded as designed and installed as a whole through the matching nuts and the contact network foundation positioning module 4. The contact network foundation positioning module 4 is installed on the fixed base module 2 through the limit column 12 on the fixed base module 2 and the adjustable gear module 3, and the limit top plate 13 is installed on the limit column 12 to complete the installation of the contact network foundation positioning module 4.

[0029] (4) Fine-tuning of the contact network foundation positioning module 4: Fine-tune the contact network foundation positioning module 4 according to the center point of the contact network foundation laid out. The adjustable gear module 3 is rotated to drive the contact network foundation positioning module 4 to move horizontally to complete the horizontal offset fine-tuning. The nuts on the contact network foundation positioning module 4 are adjusted to complete the overall elevation adjustment of the contact network foundation.

[0030] (5) Contact network foundation reinforcement construction: After the contact network foundation positioning module 4 is fine-tuned, the contact network frame reinforcement and positioning reinforcement are welded on the lower side of the steel plate under the contact network foundation to fix the position and elevation of the contact network foundation and complete the installation of the contact network foundation.

[0031] (6) Removal of precise positioning device of contact network foundation: remove the adjusting nut 8, contact network foundation positioning module 4, adjustable gear module 3 and fixed base module 2 in sequence to complete the removal of precise positioning device of contact network foundation and continue the construction of contact network foundation steel bars and upper steel plates of contact network foundation.

[0032] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principles of the present invention. These improvements and modifications should also be regarded as the scope of protection of the present invention.

Claims

1. A contact network positioning device, characterized in that: include: Fixed base module; The fixed base module is connected to the cast-in-place beam side formwork; Adjustable gear tooth module; The adjustable gear module is rotatably mounted above the fixed base module; Contact network basic positioning module; the contact network basic positioning module includes a module frame and a contact network positioning upper steel plate, the module frame includes a first horizontal section, an inclined section, and a second horizontal section, the two ends of the inclined section are respectively connected to one end of the first horizontal section and one end of the second horizontal section, the height of the second horizontal section is higher than the first horizontal section, a slide groove is provided on the first horizontal section, a rack is provided on the long side of the slide groove, the adjustable gear module is inserted into the slide groove, the adjustable gear module is meshed with the rack, and after the module frame position is adjusted in place, the module frame is welded to the fixed base module; a plurality of tenons are provided on the upper surface of the second horizontal section, a plurality of tenons and a plurality of first through holes are provided on the contact network positioning upper steel plate, and a plurality of tenons are correspondingly engaged with a plurality of tenons; The steel plate under the foundation of the foundation network; the steel plate under the foundation of the foundation network is placed below the upper steel plate for positioning the contact network, the upper steel plate for positioning the contact network is parallel to the steel plate under the foundation of the foundation network, and a plurality of second through holes are arranged on the steel plate under the foundation of the foundation network; Adjusting nut; The contact network foundation screw rod passes through the second through hole upward from the lower steel plate under the foundation network and then passes through multiple first through holes, and is locked by an adjusting nut above the contact network positioning upper steel plate.

2. The contact network positioning device according to claim 1, characterized in that: The adjustable gear tooth module includes a hexagonal bolt, two circular steel plates, and multiple rolling pins. The two circular steel plates are arranged in parallel. A connecting hole is arranged at the center of the two circular steel plates. The rod of the hexagonal bolt is arranged through the connecting holes of the two circular steel plates, and the rod of the hexagonal bolt is fixedly connected to the two circular steel plates. Multiple pin holes are circumferentially arranged on the two circular steel plates, and the two ends of the multiple rolling pins are respectively installed in the pin holes of the two circular steel plates. Correspondingly, an adjustable gear tooth module installation limit groove is arranged on the fixed base module, and the circular steel plate located below can be rotatably placed in the adjustable gear tooth module installation limit groove.

3. The contact network positioning device according to claim 1, characterized in that: The fixed base module also includes a limiting top plate and at least one limiting column. At least one long limiting groove is opened on the first horizontal section. The length direction of the limiting groove is consistent with the length direction of the slide groove. The lower end of the limiting column is connected to the top of the fixed base module. The upper end of the limiting column can be slidably placed in the limiting groove. The limiting top plate is placed on the first horizontal section. A clamping hole is provided on the limiting top plate. The upper end of the limiting column is placed in the clamping hole of the limiting top plate. After the module frame position is adjusted into place, the limiting top plate is welded to the first horizontal section.

4. The contact network positioning device according to claim 1, characterized in that: The contact network positioning device also includes multiple connecting bolts. The fixed base module is provided with multiple base positioning holes. The multiple connecting bolts pass through the multiple base positioning holes and the cast-in-place beam side formwork. The fixed base module is connected to the cast-in-place beam side formwork through the multiple connecting bolts.

5. The contact network positioning device according to claim 1, characterized in that: There are eight contact network foundation screws, which are arranged in two rows in parallel, and the distance between two adjacent contact network foundation screws in each row is the same.

6. The contact network positioning device according to claim 5, characterized in that: There are four tenons, which form a rectangle and are placed between two rows of contact network foundation screws.

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