CN209722749U - An operation and adjustment platform for hollow thin-walled pier with variable cross-section - Google Patents

Abstract

A kind of nonuniform thin-walled hollow pier operation adjusting platform, it is provided with internal model operating platform, external mold operating platform and retractable support frame, when in use, by the both ends that external mold operating platform is separately fixed to retractable support frame, and internal model operating platform is separately fixed at the first sliding area, the second sliding area and third sliding area, in construction when inner space increases, the first connecting rod of internal model operating platform, the second connecting rod and third connecting rod are adjusted to the length of integral inside molding operating platform by pulley, and then are applicable in the variation of inner space.Nonuniform thin-walled hollow pier operation adjusts platform and the inner space size in construction automatically according to nonuniform thin-walled hollow pier can be adjusted, and improves construction speed, reduces construction cost, have the characteristics that structure is simple, easy to use.

Description

An operation and adjustment platform for hollow thin-walled pier with variable cross-section

technical field

The utility model relates to the technical field of construction engineering, in particular to an operation and adjustment platform for a variable-section hollow thin-walled pier.

Background technique

In modern bridge construction, especially in the process of high pier construction, the slip-turning combined construction technology is favored by construction workers because of its excellent construction effect. The change has brought great difficulties to the design of the pier operation platform. Since the traditional operation platform is only suitable for the construction of high piers with equal cross-sections, it cannot solve the problem that the pier body is thick at the bottom and narrow at the top, and cannot be normally constructed on the upper operation platform. If it is necessary to continue the construction, it is necessary for the construction personnel to carry out a series of on-site disassembly and assembly of the operation platform. During the disassembly and assembly process, it will not only easily affect the safety of the construction personnel, but also easily delay the construction progress and increase the construction operation cost. .

Therefore, aiming at the deficiencies of the prior art, it is very necessary to provide an operation adjustment platform for hollow thin-walled piers with variable cross-sections to overcome the deficiencies of the prior art.

Contents of the invention

The purpose of this utility model is to avoid the deficiencies of the prior art and provide an operation and adjustment platform for hollow thin-walled piers with variable cross-sections. The operation and adjustment platform for hollow thin-walled piers with variable cross-sections can automatically The size of the internal space can be adjusted to improve the construction progress and reduce the construction cost.

The above-mentioned purpose of the utility model is achieved through the following technical means.

An operation and adjustment platform for hollow thin-walled pier with variable cross-section is provided, which is provided with an inner mold operation platform, an outer mold operation platform and a telescopic support frame, and the two ends of the telescopic support frame are respectively fixed with the outer mold operation platform, the inner mold operation platform and the telescopic support The middle part of the rack is fixedly connected.

Preferably, the telescopic support frame is provided with a first support rod, a second support rod and a third support rod;

Preferably, one end of the first support rod, one end of the second support rod, and one end of the third support rod are respectively fixedly connected to the inner mold operating platform in sequence.

Preferably, a section of the first support rod used for connection with the inner model operation platform is defined as the first sliding area, and a section of the second support rod used for connection with the inner model operation platform is defined as the second sliding area , defining a section of the third support rod used for connection with the internal model operating platform as the third sliding area;

Preferably, the first sliding area is provided with a first sliding rail, the second sliding area is provided with a second sliding rail, and the third sliding area is provided with a third sliding rail.

Preferably, the two ends of the first slide rail, the second slide rail and the third slide rail are respectively provided with locking pieces.

Preferably, the inner mold operating platform is provided with a first connecting rod, a second connecting rod, a third connecting rod and a construction platform, one end of the first connecting rod is provided with a first through hole for passing through the first support rod, and the second connecting rod One end of the rod is provided with a second perforation for passing through the second support rod, and one end of the third connecting rod is provided with a third perforation for passing through the third support rod;

The first perforated bottom, the second perforated bottom and the third perforated bottom are respectively fixed with pulleys; the pulleys are matched and connected with the first slide rail, the second slide rail and the third slide rail respectively.

The other end of the first connecting rod is connected with the construction platform; the other end of the second connecting rod is connected with the construction platform; the other end of the third connecting rod is connected with the construction platform.

Preferably, the construction platform is provided with a moving rail groove for connecting with one end of the first connecting rod, one end of the second connecting rod and one end of the third connecting rod.

Preferably, the two ends of the moving rail groove are provided with limiting fixing pieces.

Preferably, fixed walls are respectively provided on both sides of the first slide rail, both sides of the second slide rail and both sides of the third slide rail, and a plurality of limit perforations are respectively provided in the moving rail groove and the fixed wall.

Preferably, the first sliding area and the third sliding area are respectively provided with hinges for connecting with the second sliding area.

The variable cross-section hollow thin-walled pier operation and adjustment platform of the utility model is provided with an inner mold operation platform, an outer mold operation platform and a telescopic support frame. And the inner mold operating platform is respectively fixed in the first sliding area, the second sliding area and the third sliding area, when the internal space increases during construction, the first connecting rod, the second connecting rod and the third connecting rod of the inner mold operating platform The connecting rod adjusts the length of the operating platform of the integral inner mold through the pulley, so as to adapt to the change of the internal space. The variable cross-section hollow thin-walled pier operation adjustment platform can automatically adjust according to the internal space of the variable cross-section hollow thin-walled pier during construction, so as to improve the construction progress and reduce the construction cost, and has the characteristics of simple structure and convenient use.

Description of drawings

Utilize accompanying drawing to further illustrate the utility model, but the content in the accompanying drawing does not constitute any limitation to the utility model.

Fig. 1 is a schematic diagram of the actual use structure of the operation and adjustment platform of the variable cross-section hollow thin-walled pier in Embodiment 1 of the utility model.

Fig. 2 is a schematic diagram of the connection structure between the telescopic support frame and the inner mold operating platform in Embodiment 1 of the utility model.

Fig. 3 is a structural schematic diagram of the telescopic support frame of Embodiment 1 of the present invention.

Fig. 4 is a schematic structural diagram of the internal model operating platform of Embodiment 1 of the present utility model.

Fig. 5 is a structural schematic diagram of the telescopic support frame of Embodiment 2 of the present invention.

In Figures 1 to 5, including:

telescopic support frame 100,

The first support rod 101, the first slide rail 1011;

The second support rod 102, the second slide rail 1021, the retaining member 110, and the fixed wall 111;

The third support rod 103, the third slide rail 1031, the hinge 120;

Internal model operating platform 200,

The first connecting rod 201, the first through hole 2011;

The second connecting rod 202, the second through hole 2021;

The third connecting rod 203, the third through hole 2031;

Construction platform 210, moving rail groove 220, limit fixture 221;

External mold operation platform 300 .

Detailed ways

The utility model is further described in conjunction with the following examples.

Example 1.

An operation and adjustment platform for a hollow thin-walled pier with variable cross-section, as shown in Figures 1 to 4, is provided with an inner mold operating platform 200, an outer mold operating platform 300, and a telescopic support frame 100, and the two ends of the telescopic support frame 100 are respectively fixed with The outer mold operating platform 300 and the inner mold operating platform 200 are fixedly connected with the middle part of the telescopic support frame 100 .

Specifically, the telescopic support frame 100 is provided with a first support rod 101, a second support rod 102, and a third support rod 103, and one end of the first support rod 101, one end of the second support rod 102, and one end of the third support rod 103 are respectively connected to The internal model operation platform 200 is connected.

A section of the first support rod 101 that is used to connect with the internal model operating platform 200 is defined as the first sliding area, and a section of the second support rod 102 that is used to connect with the internal model operating platform 200 is defined as the second sliding area 1. A section of the third support rod 103 used to connect with the inner model operating platform 200 is defined as a third sliding area.

The first sliding area is provided with a first sliding rail 1011 , the second sliding area is provided with a second sliding rail 1021 , and the third sliding area is provided with a third sliding rail 1031 .

The two ends of the first slide rail 1011 , the second slide rail 1021 and the third slide rail 1031 are respectively provided with locking members 110 .

The inner mold operating platform 200 is provided with a first connecting rod 201 , a second connecting rod 202 , a third connecting rod 203 and a construction platform 210 .

One end of the first connecting rod 201 is provided with a first through hole 2011 for passing through the first support rod 101, one end of the second connecting rod 202 is provided with a second through hole 2021 for passing through the second support rod 102, and the third connecting rod One end of 203 is provided with a third through hole 2031 for passing through the third support rod 103 .

The bottom of the first through hole 2011 , the bottom of the second through hole 2021 and the bottom of the third through hole 2031 are respectively fixed with pulleys, and the pulleys are matched with the first slide rail 1011 , the second slide rail 1021 and the third slide rail 1031 respectively.

The other end of the first connecting rod 201 is connected to the construction platform 210 ; the other end of the second connecting rod 202 is connected to the construction platform 210 ; the other end of the third connecting rod 203 is connected to the construction platform 210 .

Specifically, the construction platform 210 is provided with a moving rail groove 220 for connecting with one end of the first connecting rod 201 , one end of the second connecting rod 202 , and one end of the third connecting rod 203 .

Limiting fixing pieces 221 are provided at both ends of the moving rail groove 220 .

Both sides of the first sliding rail 1011 , both sides of the second sliding rail 1021 and both sides of the third sliding rail 1031 are respectively provided with fixed walls 111 , and the moving rail groove 220 and the fixed wall 111 are respectively provided with a plurality of limit perforations.

When in use, the pulley on the first connecting rod 201 of the internal mold operation platform 200, the pulley on the second connecting rod 202 and the pulley on the third connecting rod 203 are assembled in the first sliding area, the second On the sliding area and the third sliding area, when the internal mold operating platform 200 is in construction, when the distance is wide and the distance is narrow, when moving mutually, the pulley on the first connecting rod 201, the second connecting rod 202 The pulleys on the top and the pulleys on the third connecting rod 203 move between the first sliding area, the second sliding area and the third sliding area in sequence, and drive the construction platform 210 through the movement to be provided with another connection for connecting with the first connecting rod 201. One end, the other end of the second connecting rod 202 , and the other end of the third connecting rod 203 move on the moving rail groove 220 .

When moving to a suitable area, screws or iron rods are inserted into the limit perforations to limit the movement of the first connecting rod, the second connecting rod and the third connecting rod respectively, and perform fixed limit to ensure the safety of construction operators .

The variable cross-section hollow thin-walled pier operation and adjustment platform of the utility model is provided with an inner mold operation platform, an outer mold operation platform and a telescopic support frame. And the internal mold operating platform is fixed in the first sliding area, the second sliding area and the third sliding area in sequence. When the internal space increases during construction, the first connecting rod, the second connecting rod and the third connecting rod of the internal mold operating platform The connecting rod adjusts the length of the operating platform of the integral internal mold through the pulley, so as to adapt to the change of the internal space. The variable cross-section hollow thin-walled pier operation adjustment platform can automatically adjust according to the internal space of the variable cross-section hollow thin-walled pier during construction, so as to improve the construction progress and reduce the construction cost, and has the characteristics of simple structure and convenient use.

Example 2.

An operation and adjustment platform for hollow thin-walled pier with variable cross-section, other structures are the same as in Embodiment 1, the difference is that the operation and adjustment platform for hollow thin-walled pier with variable cross-section, as shown in Figure 5, the first sliding area and the third sliding area The regions are each provided with a hinge 120 for connection with the second sliding region. The hinge 120 is common knowledge of those skilled in the art, and the specific structure will not be repeated here.

By setting the hinges, the overall stability of the telescopic support frame can be further improved to prevent safety accidents.

Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present utility model rather than limiting the protection scope of the present utility model. Although the utility model has been described in detail with reference to the preferred embodiments, those of ordinary skill in the art should It is understood that the technical solution of the utility model can be modified or equivalently replaced without departing from the essence and scope of the technical solution of the utility model.

Claims (9)

1. a kind of nonuniform thin-walled hollow pier operation adjusts platform, it is characterised in that: be provided with internal model operating platform, outer modulo operation Platform and retractable support frame；

The both ends of the retractable support frame are respectively fixed with external mold operating platform, the internal model operating platform and the retractable support It is fixedly connected in the middle part of frame.

2. nonuniform thin-walled hollow pier operation according to claim 1 adjusts platform, it is characterised in that: the retractable support Erection is equipped with first support bar, second support bar and third support rod；

One end of the first support bar, one end of the second support bar, the third support rod one end respectively with it is described Internal model operating platform is fixedly connected sequentially.

3. nonuniform thin-walled hollow pier operation according to claim 2 adjusts platform, it is characterised in that:

One section for being used to connect with the internal model operating platform of the first support bar is defined as the first sliding area, by institute One section for connecting with the internal model operating platform for stating second support bar is defined as the second sliding area, by the third branch One section for connecting with the internal model operating platform of strut is defined as third sliding area；

First sliding area is provided with the first sliding rail, and second sliding area is provided with the second sliding rail, and the third is sliding Dynamic region is provided with third sliding rail.

4. nonuniform thin-walled hollow pier operation according to claim 3 adjusts platform, it is characterised in that:

First sliding rail, second sliding rail and the respective both ends of third sliding rail are respectively arranged with card-bit part.

5. nonuniform thin-walled hollow pier operation according to claim 4 adjusts platform, it is characterised in that:

The internal model operating platform is provided with first connecting rod, the second connecting rod, third connecting rod and operation platform, and described One end of one connecting rod is provided with the first perforation for passing through the first support bar, one end setting of second connecting rod There is the second perforation for passing through the second support bar, one end of the third connecting rod is provided with for across the third The third of support rod is perforated；

First perforated bottom, second perforated bottom and the third perforated bottom are respectively fixed with pulley；It is described Pulley matches connection with first sliding rail, second sliding rail and third sliding rail respectively；

The other end of the first connecting rod is connect with operation platform；The other end and operation platform of second connecting rod connect It connects；The other end of the third connecting rod is connect with operation platform.

6. nonuniform thin-walled hollow pier operation according to claim 5 adjusts platform, it is characterised in that: the operation platform It is provided with one end for one end, second connecting rod with the first connecting rod, one end of the third connecting rod connects The mobile track slot connect.

7. nonuniform thin-walled hollow pier operation according to claim 6 adjusts platform, it is characterised in that: the mobile track slot Both ends be provided with positioning limiting fixator.

8. nonuniform thin-walled hollow pier operation according to claim 7 adjusts platform, it is characterised in that:

The two sides of the two sides of first sliding rail, the two sides of second sliding rail and the third sliding rail are respectively arranged with fixation Wall, the fixation wall are provided with multiple limit perforation.

9. nonuniform thin-walled hollow pier operation according to claim 8 adjusts platform, it is characterised in that:

First sliding area and the third sliding area are separately provided for connecting with second sliding area Hinge.