Contact network positioning device

Abstract

The utility model 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 utility model relates to the technical field of four-electricity interface engineering construction, 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. 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 processes, and the unfamiliarity of technical personnel at professional interfaces with standard applications, it is easy for the buried position deviation of the contact network foundation anchor bolts to exceed the standard. Later, when the four electrical professionals entered the site and installed the subsequent contact network columns, the problem of intrusion into the limit caused rework.

[0004] Therefore, it is necessary to develop a contact network positioning device to solve the above problems. Utility Model Content

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

[0006] The utility model achieves the above-mentioned purpose through the following technical solutions:

[0007] Catenary positioning device, comprising:

[0008] Fixed base module; the fixed base module is connected to the side formwork of the cast-in-place beam;

[0009] Adjustable gear module; the adjustable gear module is rotatably mounted above the fixed base module;

[0010] Contact network basic positioning module; the contact network basic positioning module includes a module skeleton and a contact network positioning upper steel plate, the module skeleton 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 engaged with the rack, and after the position of the module skeleton is adjusted into place, the module skeleton 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 the plurality of tenons are correspondingly engaged with the plurality of tenons;

[0011] The foundation grid lower steel plate; the foundation grid lower steel plate is placed below the contact grid positioning upper steel plate, the contact grid positioning upper steel plate is parallel to the foundation grid lower steel plate, and the foundation grid lower steel plate is provided with a plurality of second through holes;

[0012] Adjusting nut;

[0013] Contact network foundation screw; the contact network foundation screw passes through the second through hole from the bottom of the foundation network lower steel plate upward and then passes through multiple first through holes, and is locked by an adjusting nut above the contact network positioning upper steel plate.

[0014] The beneficial effects of the present invention are:

[0015] By rotating the hexagonal bolt on the adjustable gear module, the adjustable gear module is driven to rotate, thereby driving the contact network foundation positioning module to move horizontally to adjust the contact network foundation offset; the contact network foundation positioning module is connected to the foundation network lower steel plate through the contact network foundation screw, and the contact network foundation lower steel plate 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 contact network foundation installation height is adjusted by adjusting the nut height; by replacing different types of contact network positioning upper steel plates to meet different types of contact network foundation construction; on-site workers 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. The work efficiency is high and the position control is precise, 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

[0016] Figure 1 This is a schematic diagram of the installation of the present invention;

[0017] Figure 2 This is a schematic diagram of a fixed base module;

[0018] Figure 3 This is a schematic diagram of the adjustable gear tooth module;

[0019] Figure 4 This is a schematic diagram of the contact network basic positioning module;

[0020] Figure 5 This is a schematic diagram of the installation structure of the present invention.

[0021] In the figure: 1-contact network base positioning device; 2-fixed base module; 3-adjustable gear module; 4-contact network base positioning module; 5-hexagonal bolt; 6-contact network base screw; 7-base network lower steel plate; 8-adjusting nut; 9-tenon; 10-base positioning hole; 11-adjustable gear module installation limit groove; 12-limiting column; 13-limiting 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-limiting groove; 21-tenon groove. DETAILED DESCRIPTION

[0022] To make the objectives, technical solutions, and advantages of the embodiments of the present invention more apparent, the technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings of the embodiments of the present invention. It should be understood that the described embodiments are only a portion of the embodiments of the present invention, not all of them. Generally, the components of the embodiments of the present invention described and illustrated in the drawings herein may be arranged and designed in a variety of different configurations.

[0023] 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 claimed invention, but rather merely represents selected embodiments of the present invention. All other embodiments derived by persons of ordinary skill in the art based on the embodiments of the present invention without creative effort are also within the scope of protection of the present invention.

[0024] 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, it does not require further definition or explanation in subsequent drawings.

[0025] In the description of the present utility model, 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 utility model product 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 utility model and simplifying the description, and do not indicate or imply that the device or component 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 utility model.

[0026] Furthermore, the terms “first”, “second”, etc. are merely used for distinguishing descriptions and should not be understood as indicating or implying relative importance.

[0027] It should also be noted that, in the description of this utility model, unless otherwise expressly specified or limited, terms such as "disposed" and "connected" should be understood in a broad sense. For example, "connected" can mean 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 between two components. For those skilled in the art, the specific meanings of the above terms in this utility model can be understood according to specific circumstances.

[0028] The specific implementation of the present invention is described in detail below with reference to the accompanying drawings.

[0029] like Figure 1-5 As shown, the contact network positioning device 1 includes:

[0030] 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;

[0031] Adjustable gear module 3; the adjustable gear module 3 is rotatably mounted above the fixed base module 2;

[0032] 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 engaged with the rack. After the position of the module skeleton 17 is adjusted into 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, and 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);

[0033] 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;

[0034] Adjusting nut 8;

[0035] contact network foundation screw 6; contact network foundation screw 6 from the foundation network foundation steel plate 7 upward through the second through hole and then through a plurality of first through holes, the contact network positioning steel plate 18 above the locking nut 8 by adjusting.

[0036] In some embodiments, as 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 provided at the center of the two circular steel plates 15. The rod of the hexagonal bolt 5 is provided 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 provided with a plurality of pin holes circumferentially. The 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 mounting limit groove 11 is provided on the fixed base module 2. The circular steel plate 15 located below is rotatably placed in the adjustable gear module mounting limit groove 11. During operation, the teeth of the rack are clamped between two adjacent rolling pins 16. By rotating the hexagonal bolt 5, the adjustable gear module 3 begins to rotate, the rolling pin 16 rotates, the rack moves, and drives the contact network foundation positioning module 4 to move.

[0037] In some embodiments, as Figure 1 and 2 As 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. 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 card hole is provided on the limiting top plate 13. The upper end of the limiting column 12 is placed in the card hole of the limiting top plate 13. After the position of the module frame 17 is adjusted into place, the limiting top plate 13 is welded to the first horizontal section.

[0038] In some embodiments, as Figure 1 and 2 As shown in Figure 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. The plurality of connecting bolts 14 pass through the plurality of base positioning holes 10 and the cast-in-place beam side formwork. The fixed base module 2 is connected to the cast-in-place beam side formwork through the plurality of connecting bolts 14.

[0039] In some embodiments, as Figure 1 and 4 As shown in FIG5 , 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.

[0040] In some embodiments, as Figure 1 and 4 As shown in FIG5 , there are four tenons 9 , which form a rectangle. The four tenons 9 are placed between two rows of contact network foundation screws 6 .

[0041] 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.

[0042] The circular steel plate 15 is a 10mm thick, Φ50 steel plate with 12 Φ8 rolling pins 16 arranged circumferentially therebetween. A hexagonal bolt 5 is installed on the top of the adjustable gear module 3, which can be rotated to drive the adjustable gear module 3. Rotating the hexagonal bolt 5 drives the catenary base positioning module 4 to move laterally, completing the fine adjustment of the lateral offset.

[0043] The specific operation process of the device is as follows:

[0044] (1) The surveyors shall accurately mark out the center point and mileage position of the contact network foundation according to the design drawings and provide elevation instructions.

[0045] (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. The fixed base module 2 is set on the cast-in-place beam side formwork and fixed firmly with connecting bolts 14 (double nuts).

[0046] (3) Installation of the adjustable gear module 3: Install the adjustable gear module 3 through the adjustable gear module installation limit groove 11 on the fixed base module 2. Before installing the adjustable gear module 3, apply lubricating grease on the contact surface to ensure the smooth rotation of the adjustable gear module 3.

[0047] (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 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 according to the design 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.

[0048] (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 position of the contact network foundation laid out. The contact network foundation positioning module 4 is driven to move laterally by adjusting the rotation of the adjustable gear module 3 to complete the fine-tuning of the lateral offset. The overall elevation adjustment of the contact network foundation is completed by adjusting the nut on the contact network foundation positioning module 4.

[0049] (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 complete the contact network foundation position and elevation fixation, and complete the contact network foundation installation.

[0050] (6) Dismantling of the precise positioning device of the contact network foundation: dismantle the adjusting nut 8, the contact network foundation positioning module 4, the adjustable gear module 3, and the fixed base module 2 in sequence to complete the dismantling of the precise positioning device of the contact network foundation, and continue to construct the contact network foundation steel bars and the upper steel plate of the contact network foundation.

[0051] 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 within 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 skeleton and a contact network positioning upper steel plate, the module skeleton 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 engaged with the rack, and after the position of the module skeleton is adjusted into place, the module skeleton 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 the plurality of tenons are correspondingly engaged with the plurality of tenons; The foundation grid lower steel plate; the foundation grid lower steel plate is placed below the contact grid positioning upper steel plate, the contact grid positioning upper steel plate is parallel to the foundation grid lower steel plate, and the foundation grid lower steel plate is provided with a plurality of second through holes; Adjusting nut; Contact network foundation screw; the contact network foundation screw passes through the second through hole from the bottom of the foundation network lower steel plate upward 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 provided at the center of the two circular steel plates. The rod of the hexagonal bolt is passed 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 provided 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 mounting limit groove is provided on the fixed base module, and the circular steel plate located below can be rotatably placed in the adjustable gear tooth module mounting 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 card hole is provided on the limiting top plate. The upper end of the limiting column is placed in the card 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. Multiple base positioning holes are provided on the fixed base module. 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 multiple connecting bolts.

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