Integral mounting device for self-unhooking cylindrical pier template

Abstract

The utility model discloses an integral mounting device for a self-unhooking cylindrical pier template. The integral mounting device comprises a main body unit, a walking unit and a template connecting unit, the main body unit is composed of a lifting appliance frame and frame lifting lugs and used for supporting and fixing the whole device. The walking unit comprises a walking track, a walking motor and a lifting appliance bearing beam, and stable and accurate movement of the formwork is achieved by the adoption of the walking motor which is of a double-track design and controlled remotely. The formwork connecting unit comprises a steel rope and a self-unhooking hook, the self-unhooking hook is provided with a hook body and an unhooking driving device, remote operation and accurate control are achieved through remote control, and the formwork can be automatically unhooked after being installed. According to the device, the safety is improved, and the risk of manually dismantling a lifting point at high altitude is avoided; the installation efficiency is improved, and the construction period is obviously shortened; and the stability is enhanced, and the risk that the template deviates or falls off is avoided. The device is suitable for overall installation of the cylindrical pier formwork and has wide application prospects.

Description

TECHNICAL FIELD

[0001] The utility model relates to bridge construction technical field especially relates to a whole installation device of self-unhooking cylindrical pier formwork. BACKGROUND

[0002] Bridge cylindrical pier formwork installation is the key link in bridge construction, and the prior art mainly adopts the following two modes:

[0003] 1, block installation mode: the formwork is divided into two semicircles, the first block semicircular formwork is hoisted by the crane, manual high-altitude dismounting of the lifting point is needed, the installed formwork is temporarily fixed with the pier steel reinforcement, and the second block semicircular formwork is hoisted.

[0004] Disadvantages: manual high-altitude dismounting of the lifting point has great safety risk; the temporary fixing stability of the first block semicircular formwork and the steel reinforcement cage is poor, and deviation or falling off is prone to occur; installation efficiency is low, and the construction period is long.

[0005] 2, integral hoisting mode: the formwork is integrally hoisted to the pier position after ground assembly, and manual formwork sleeving in the steel reinforcement cage is needed.

[0006] Disadvantages: the steel reinforcement cage is difficult to enter the formwork, manual assistance is needed, and safety hazards exist; the stability is poor during the formwork sleeving process, and shaking or deviation is prone to occur; manual operation is complex, and installation efficiency is low. CONTENT OF THE UTILITY MODEL

[0007] The purpose of this section is to outline some aspects of the embodiments of the utility model and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and the abstract of the specification and the utility model name to avoid obscuring the purpose of this section, the abstract of the specification and the utility model name. Such simplifications or omissions cannot be used to limit the scope of the utility model.

[0008] Therefore, in order to solve the above technical problems, the utility model provides the following technical scheme: a whole installation device of self-unhooking cylindrical pier formwork, comprising

[0009] The main unit comprises a lifting appliance frame and a frame lifting lug, the lifting appliance frame serves as a frame structure for supporting and fixing the whole device, has sufficient strength and stability to bear the load in the hoisting process; the frame lifting lug is arranged on the lifting appliance frame and serves as the main lifting point of the lifting appliance, is used for connecting the crane and performing integral hoisting;

[0010] The walking unit comprises a walking track, a walking motor and a lifting appliance bearing beam, the walking track is arranged on the lifting appliance frame and is used for guiding the movement of the lifting appliance bearing beam, ensuring that the formwork moves to the predetermined position accurately; the walking motor is fixed on the lifting appliance bearing beam, and the walking motor is used in cooperation with the walking track to drive the lifting appliance bearing beam to move along the walking track;

[0011] The template connecting unit comprises a steel rope and a self-unhooking device, one end of the steel rope is connected with the self-unhooking device, and the other end is used for connecting a template to be installed, so that the template is hung on the lifting device load beam through the steel rope; the self-unhooking device is arranged at the bottom of the lifting device load beam and is used for automatically unhooking after the template is installed, so that the lifting point is quickly released.

[0012] As a preferred scheme of the self-unhooking cylindrical pier template integral installation device, the walking track is provided with two groups, and the two groups of walking tracks are arranged on the lifting device frame on the left and right sides of the lifting device load beam.

[0013] As a preferred scheme of the self-unhooking cylindrical pier template integral installation device, the lifting device load beam is arranged in two groups, and the two groups of lifting device load beams are arranged on the left and right sides of the walking track.

[0014] As a preferred scheme of the self-unhooking cylindrical pier template integral installation device, the output end of each group of the walking motor is connected with a group of gears, the gears are meshed and transmission-connected with a group of racks, and the racks are arranged on the walking track.

[0015] As a preferred scheme of the self-unhooking cylindrical pier template integral installation device, the two sides of the bottom of each group of the lifting device load beam are each arranged with a group of self-unhooking devices, the self-unhooking device comprises a hook body and an unhooking driving device, the hook body is movably installed on the self-unhooking device and is used for connecting the steel rope; the hook body is connected with the unhooking driving device and controls the automatic release of the hook body through the unhooking driving device.

[0016] As a preferred scheme of the self-unhooking cylindrical pier template integral installation device, the unhooking driving device is an electric or hydraulic driving device, and the opening and closing of the hook body on the self-unhooking device is controlled through remote control, so as to realize remote operation and accurate control.

[0017] As a preferred scheme of the self-unhooking cylindrical pier template integral installation device, the bottom of each group of the lifting device load beam is connected with a group of templates through the template connecting unit, and the distance between the two adjacent groups of templates is greater than the diameter of the pier column, so as to facilitate hoisting and installation.

[0018] The self-unhooking cylindrical pier template integral installation device has the advantages that:

[0019] 1. The utility model discloses a self-unhooking device is realized automatic drop of the lifting point, avoids the risk of manual high-altitude dismantling lifting point, integral hoisting and automatic mould closing reduce manual operation, reduce the security risk.

[0020] 2. The utility model discloses a template automatic mould closing driven by a walking motor, reduces manual adjustment time, and the integral hoisting mode simplifies the installation process and shortens the construction period.

[0021] 3. The utility model discloses a double-rail walking track and double-hoist load-bearing beam design ensure the stability and accuracy of template movement, and the self-unhooking device and steel rope connection mode improve the stability of template installation and avoid deviation or drop.

[0022] 4. The utility model discloses a self-unhooking device, walking motor and double-rail walking track synergies realize the automation and intelligentization of template installation. DRAWINGS

[0023] In order to more clearly illustrate the technical scheme of the utility model embodiment, the following will be to the embodiment description needed to use the drawing briefly introduced, obviously, the following description in the drawing is only some embodiments of the utility model, for those skilled in the art, under the premise of not paying the creative labor, can also obtain other drawings according to these drawings. Among them:

[0024] Fig. 1 It is the overall structure schematic diagram of the utility model.

[0025] Fig. 2 It is the partial enlarged structure schematic diagram of the utility model Fig. 2 .

[0026] Fig. 3 It is the overhead structure schematic diagram of the utility model.

[0027] Fig. 4 It is the overall structure schematic diagram of the device complete mould closing of the utility model.

[0028] Fig. 5 It is the lifting point drop schematic diagram of the template installation completion of the utility model.

[0029] In the drawing: 100, main unit;101, hoist frame;102, frame lifting lug;

[0030] 200, walking unit;201, walking track;2011, rack group;202, walking motor;2021, gear;203, hoist load-bearing beam;

[0031] 300, template connecting unit;301, steel rope;302, self-unhooking;3021, hook body;3022, unhooking driving device;

[0032] 400, template. DETAILED DESCRIPTION

[0033] In order to make the above objectives, features and advantages of the present application more apparent, a detailed description of the specific embodiments of the present application will be given below with reference to the accompanying drawings.

[0034] In the following description, a lot of specific details are set forth in order to facilitate a full understanding of the present application, but the present application can also be implemented in other ways different from those described herein, and those skilled in the art can make similar generalizations without departing from the connotation of the present application, therefore the present application is not limited by the specific embodiments disclosed below.

[0035] Secondly, the "one embodiment" or "embodiment" referred to herein means that the specific features, structures or characteristics can be included in at least one implementation of the present application. In this specification, "in one embodiment" does not mean the same embodiment, nor is it an independent or alternative embodiment that excludes other embodiments.

[0036] Thirdly, the present application is described in detail in conjunction with the schematic diagram, and in the detailed description of the embodiments of the present application, the cross-sectional view of the device structure will be partially enlarged without general proportion for convenience, and the schematic diagram is only an example, which should not limit the scope of protection of the present application. In addition, three-dimensional spatial dimensions including length, width and depth should be included in actual manufacture.

[0037] Referring to Figs. 1-5 For the embodiments of the present application, a self-unhooking cylindrical pier formwork overall installation device is provided, which comprises a main unit 100, a walking unit 200 and a formwork connecting unit 300, specifically as follows:

[0038] The main unit 100 comprises a lifting appliance frame 101 and a frame lifting lug 102. The lifting appliance frame 101 serves as a frame structure to support and fix the entire device, and is designed with sufficient strength and stability to ensure that it can withstand the required load during hoisting. The frame lifting lug 102 is provided on the lifting appliance frame 101 and serves as the main lifting point of the lifting appliance, which is used to connect the crane and perform overall hoisting.

[0039] The walking unit 200 comprises a walking track 201, a walking motor 202 and a lifting beam 203. In order to improve the stability and accuracy of the template movement, the walking track 201 adopts a double-track design and is arranged on the lifting frame 101 on the left and right sides of the lifting beam 203. The lifting beam 203 is also arranged in two groups, corresponding to the left and right sides of the walking track 201. Each group of lifting beam 203 is arranged with a group of walking motors 202 at both ends. These walking motors 202 are controlled by remote control and can drive the lifting beam 203 to move stably along the walking track 201, thereby realizing the accurate position adjustment of the template 400.

[0040] In order to realize the accurate cooperation of the walking motor 202 and the walking track 201, the output end of each group of walking motor 202 is connected with a group of gears 2021. These gears 2021 are in meshing transmission connection with the gear racks 2011 arranged on the walking track 201, thereby ensuring the stable movement of the lifting beam 203.

[0041] The template connecting unit 300 comprises a steel rope 301 and a self-unhooking device 302. One end of the steel rope 301 is connected with the self-unhooking device 302, and the other end is used for connecting the template 400 to be installed. In order to enhance the stability of the template 400 installation, a group of self-unhooking devices 302 is arranged at the bottom of each group of lifting beam 203. The self-unhooking device 302 comprises a hook body 3021 and an unhooking driving device 3022. The hook body 3021 is movably installed on the self-unhooking device 302 and is used for connecting the steel rope 301. The unhooking driving device 3022 is an electric or hydraulic driving device. The opening and closing of the hook body 3021 on the self-unhooking device 302 is controlled by remote control, so as to realize remote operation and accurate control. When the template 400 is installed, the self-unhooking device 302 can automatically unhook and realize the rapid release of the lifting point.

[0042] In addition, the bottom of each group of lifting beam 203 is connected with a group of templates 400 through the template connecting unit 300, and the distance between the adjacent two groups of templates 400 is greater than the diameter of the pier column, so as to facilitate the lifting and installation.

[0043] The specific implementation steps of the self-unhooking cylindrical pier template overall installation device of the embodiment are as follows:

[0044] 1. The specific steps of device assembly are as follows:

[0045] The lifting frame 101 is installed in place, ensuring that it is stable and has sufficient support; the frame lifting lug 102 is arranged on the lifting frame 101 as the main lifting point for connecting the crane for overall lifting; the walking track 201 is installed on the lifting frame 101, ensuring that the track is flat and stable; the walking motor 202 and the lifting load beam 203 are installed on the walking track 201, the walking motor 202 is engaged with the gear rack set 2011 through the gear 2021 to drive the lifting load beam 203 to move along the walking track 201; the self-unhooking device 302 is installed at the bottom of the lifting load beam 203, and the formwork 400 is connected with the self-unhooking device 302 through the steel rope 301.

[0046] 2. The specific steps of the formwork lifting are as follows:

[0047] The device is lifted as a whole by connecting the frame lifting lug 102 with the crane, so that the formwork 400 is about 20 cm away from the ground; the formwork 400 is slowly entered into the predetermined position from the side of the pier reinforcement cage; after the formwork 400 is kept stable at the pier position, the walking motor 202 is controlled by remote control to drive the lifting load beam 203 to move along the walking track 201, so that the formwork 400 is folded towards the center of the pier.

[0048] 3. The specific steps of the formwork installation are as follows:

[0049] After the formwork 400 is moved to the appropriate position, the walking motor 202 is stopped; the installation position of the formwork 400 is observed to ensure its accuracy; the position of the formwork 400 is fine-tuned by remote control of the walking motor 202 to further improve the installation accuracy; the part of the fastening bolt of the formwork 400 is installed to complete the fixation of the formwork 400.

[0050] 4. The specific steps of the self-unhooking operation are as follows:

[0051] After the installation of the formwork 400 is completed, the unhooking drive device 3022 of the self-unhooking device 302 is controlled by remote control; the unhooking drive device 3022 drives the hook body 3021 to automatically release the steel rope 301, so that the lifting point is automatically unhooked; after the lifting point is unhooked, the crane removes the device, and the whole formwork 400 installation process is completed.

[0052] It is worth noting that the whole device is controlled by the controller, and since the controller is a commonly used device, it belongs to existing mature technology, and its electrical connection relationship and specific circuit structure are not described here.

[0053] It should be noted that the above embodiments are only used to illustrate the technical solutions of the present application and are not limiting. Although the present application has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present application can be modified or replaced equivalently without departing from the spirit and scope of the technical solutions of the present application, and they should be covered in the scope of the claims of the present application.

Claims

1. A self-unhooking cylinder pier formwork assembly, characterized by: Comprising The main unit (100) comprises a lifting frame (101) and a frame lifting lug (102), the lifting frame (101) serves as a frame structure to support and fix the whole device, with sufficient strength and stability to bear the load during hoisting; the frame lifting lug (102) is arranged on the lifting frame (101) as the main lifting point of the lifting device, used to connect the crane and carry out overall hoisting; The walking unit (200) comprises a walking track (201), a walking motor (202) and a lifting device load beam (203), the walking track (201) is arranged on the lifting frame (101) to guide the movement of the lifting device load beam (203) and ensure that the formwork (400) moves accurately to the predetermined position; the walking motor (202) is fixed on the lifting device load beam (203), and the walking motor (202) is used in cooperation with the walking track (201) to drive the lifting device load beam (203) to move along the walking track (201); The formwork connecting unit (300) comprises a steel rope (301) and a self-unhooking device (302), one end of the steel rope (301) is connected with the self-unhooking device (302), and the other end is used to connect the formwork (400) to be installed, so that the formwork (400) is hung on the lifting device load beam (203) through the steel rope (301); the self-unhooking device (302) is arranged at the bottom of the lifting device load beam (203) to automatically unhook after the formwork (400) is installed, realizing quick release of the lifting point.

2. The self-unhooking cylinder pier form whole installation apparatus of claim 1, wherein: The walking track (201) is provided with two groups, and the two groups of walking tracks (201) are arranged on the lifting frame (101) on the left and right sides of the lifting device load beam (203), and the double-track design of the walking track (201) is used to ensure the stability and accuracy of the lifting device load beam (203) during movement.

3. The self-unhooking cylinder pier form whole installation apparatus of claim 1, wherein: The lifting device load beam (203) is arranged in two groups, and the two groups of lifting device load beams (203) are arranged on the left and right sides of the walking track (201), and each group of lifting device load beams (203) is provided with a group of walking motors (202) at both ends, and the walking motors (202) are controlled by remote control to realize accurate position adjustment of the formwork (400).

4. The self-unhooking cylinder pier form whole installation apparatus of claim 1, wherein: The output end of each group of walking motors (202) is connected with a group of gears (2021), the gears (2021) are meshed and drivingly connected with a group of racks (2011), and the racks (2011) are arranged on the walking track (201).

5. The integrated mounting device for self-unhooking pier forms of claim 1, wherein: Each group of lifting device load beams (203) is provided with a group of self-unhooking devices (302) on both sides of the bottom, and the self-unhooking device (302) comprises a hook body (3021) and an unhooking driving device (3022), the hook body (3021) is movably installed on the self-unhooking device (302) and used to connect the steel rope (301); the hook body (3021) is connected with the unhooking driving device (3022), and the automatic release of the hook body (3021) is controlled by the unhooking driving device (3022).

6. The integrated mounting device for self-unhooking pier forms of claim 5, wherein: The unhooking driving device (3022) is an electric or hydraulic driving device, which controls the opening and closing of the hook body (3021) on the self-unhooking device (302) through remote control, so as to realize remote operation and accurate control.

7. The self-unhooking cylinder pier form whole installation apparatus of claim 1, wherein: The bottom of each group of the sling load-bearing beams (203) is connected with a group of formworks (400) through a formwork connecting unit (300), and the distance between the adjacent two groups of formworks (400) is greater than the diameter of the pier column, so as to facilitate hoisting and installation.

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