Combined steel formwork for pouring well lid support of valve well

Abstract

A combined steel formwork for pouring a valve well lid support comprises an outer ring, an inner ring is arranged in the center of the outer ring, a pouring area is arranged between the inner ring and the outer ring, vertical plates are fixedly connected to the two sides of the top of the outer ring respectively, sliding grooves are longitudinally formed in the inner sides of the vertical plates, sliding blocks are arranged in the sliding grooves in a sliding mode, and a transverse rod is fixedly connected between the two sliding blocks. A supporting rod is fixedly connected to the bottom of the transverse rod, a pressing ring matched with the pouring area is fixedly connected to the bottom of the supporting rod, telescopic columns are fixedly connected to the two sides of the bottom of the transverse rod respectively, and the bottom ends of the telescopic columns are fixedly connected to the top of the inner ring. Compared with the prior art, the well lid support mold solves the problems that an existing well lid support mold is simple in structure and has no mold pressing effect; by using the positioning device, the whole template can be positioned, and the template is prevented from shifting in the pouring process to influence the pouring quality.

Description

Technical Field

[0001] The utility model relates to the technical field of water conservancy and hydropower construction, in particular to a combined steel formwork for pouring a valve well manhole cover support seat. Background Technique

[0002] As a functional operation room, the valve well is mainly set up conveniently when it is necessary to open and close some pipeline network operations or perform maintenance operations. After the valve well is constructed, it is necessary to install a manhole cover to ensure construction safety. When installing the manhole cover, it is necessary to first make a manhole cover support seat at the wellhead, and then the manhole cover can be installed on the support seat. The existing manhole cover support seat molds have a simple structure, and most of them do not have the function of pressing the mold. Therefore, how to make a combined steel formwork for pouring a valve well manhole cover support seat that can solve the problems of the existing technology has become a technical problem to be solved. Summary of the Utility Model

[0003] Based on the above technical problems, the utility model provides a combined steel formwork for pouring a valve well manhole cover support seat to solve the problems in the above background technique.

[0004] In view of this, the utility model provides a combined steel formwork for pouring a valve well manhole cover support seat, which includes: an outer ring, an inner ring is arranged at the central position inside the outer ring, a pouring area is arranged between the inner ring and the outer ring, vertical plates are respectively fixedly connected to both sides of the top of the outer ring, a chute is longitudinally arranged inside the vertical plate, a slider is slidably arranged in the chute, a cross bar is fixedly connected between the two sliders, a buffer mechanism is fixedly connected to the top inside the chute, the bottom of the buffer mechanism is fixedly connected to the slider, a support rod is fixedly connected to the bottom of the cross bar, a pressing ring adapted to the pouring area is fixedly connected to the bottom of the support rod, telescopic columns are respectively fixedly connected to both sides of the bottom of the cross bar, and the bottom ends of the telescopic columns are fixedly connected to the top of the inner ring.

[0005] Further, the buffer mechanism includes a telescopic rod, the top end of the telescopic rod is fixedly connected to the top inside the chute, the bottom end of the telescopic rod is fixedly connected to the slider, and a buffer spring is sleeved on the telescopic rod.

[0006] Further, positioning blocks are respectively fixedly connected to both sides of the outer ring, and the positioning blocks are flush with the bottom of the outer ring.

[0007] Further, fixing mechanisms are respectively fixedly connected to both sides of the outer ring, and the fixing mechanisms are used to fix the positioning blocks.

[0008] Furthermore, the fixing mechanism includes a fixing block. A sticking tape is detachably arranged at the bottom of the fixing block. A threaded hole is formed at the top of the fixing block. A threaded rod is arranged in the threaded hole in a threaded manner. A through hole identical to the threaded hole is formed in the side wall of the fixing block. A through rod is rotatably arranged at the bottom of the threaded rod. The through rod penetrates through the through hole and extends outwards to be fixedly connected with a short rod. A plug rod is fixedly connected to the bottom of the short rod. The plug rod is inserted into the positioning block.

[0009] Furthermore, a rotating shaft is rotatably arranged at the bottom of the threaded rod. The through rod is fixedly connected to one side of the rotating shaft.

[0010] Furthermore, a T-shaped handle is fixedly connected to the middle position at the top of the cross bar.

[0011] The utility model provides a combined steel formwork for a casting valve well manhole cover support. Compared with the prior art, through structures such as an outer ring, an inner ring, a telescopic column and a pressing ring arranged by the utility model, the inner ring is placed on the edge of the wellhead. A casting area is formed between the inner ring and the outer ring. Concrete is added into the casting area. Hold the T-shaped handle and press the cross bar downwards. The cross bar drives the pressing ring to move downwards. The pressing ring enters the casting area to compact and flatten the concrete in the casting area. After the treatment, the pressing ring automatically moves upwards under the action of the restoring force of the buffer spring. After the concrete solidifies, the whole formwork is taken outwards. The support can be made on the edge of the wellhead, solving the problem that the existing manhole cover support die has a simple structure and no pressing die function.

[0012] Through structures such as a fixing block, a threaded rod, a plug rod and a positioning block, the fixing block is fixed on the ground through the sticking tape. Tighten the threaded rod. The threaded rod drives the short rod to move downwards. The short rod drives the plug rod to move downwards and be inserted into the positioning block, thereby being able to position the whole formwork and prevent the formwork from shifting during the casting process and affecting the casting quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 Shows a top view of the overall structure of the utility model;

[0014] Figure 2 Shows a front view of the overall structure of the utility model;

[0015] Figure 3 Shows a cross-sectional view of the overall structure of the utility model;

[0016] Figure 4 Shows a schematic structural view of the fixing mechanism of the utility model;

[0017] Figure 5 Shows a top view of the pressing ring structure of the utility model;

[0018] In the figure: 1, bottom plate; 2, outer ring; 3, pouring area; 4, inner ring; 5, positioning block; 6, fixing mechanism; 7, telescopic column; 8, cross bar; 9, T-shaped handle; 10, vertical plate; 11, buffer spring; 12, telescopic rod; 13, slider; 14, chute; 15, support rod; 16, pressing ring; 17, threaded rod; 18, perforation; 19, threaded hole; 20, rotating shaft; 21, short rod; 22, inserting rod; 23, penetrating rod; 24, fixing block. Specific embodiments

[0019] In order to more clearly understand the above-mentioned objects, features and advantages of the present invention, the present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments.

[0020] In the following description, many specific details are set forth in order to fully understand the present invention. However, the present invention can also be implemented in other ways different from those described herein. Therefore, the protection scope of the present invention is not limited by the content disclosed below.

[0021] The following combines Figures 1 to 5 to further illustrate the technical solution of the present invention.

[0022] The first embodiment is as Figures 1 to 5 shown: A combined steel formwork for a pouring valve well manhole cover support, which includes: an outer ring 2, an inner ring 4 is arranged at the central position inside the outer ring 2, a pouring area 3 is arranged between the inner ring 4 and the outer ring 2, vertical plates 10 are respectively fixedly connected to both sides of the top of the outer ring 2, a chute 14 is longitudinally opened inside the vertical plate 10, a slider 13 is slidably arranged in the chute 14, a cross bar 8 is fixedly connected between the two sliders 13, a buffer mechanism is fixedly connected to the top inside the chute 14, the bottom of the buffer mechanism is fixedly connected to the slider 13, a support rod 15 is fixedly connected to the bottom of the cross bar 8, a pressing ring 16 adapted to the pouring area 3 is fixedly connected to the bottom of the support rod 15, telescopic columns 7 are respectively fixedly connected to both sides of the bottom of the cross bar 8, and the bottom ends of the telescopic columns 7 are fixedly connected to the top of the inner ring 4.

[0023] The buffer mechanism includes a telescopic rod 12, the top end of the telescopic rod 12 is fixedly connected to the top inside the chute 14, the bottom end of the telescopic rod 12 is fixedly connected to the slider 13, and a buffer spring 11 is sleeved on the telescopic rod 12.

[0024] Positioning blocks 5 are respectively fixedly connected to both sides of the outer ring 2, and the positioning blocks 5 are flush with the bottom of the outer ring 2.

[0025] Fixing mechanisms 6 are respectively fixedly connected to both sides of the outer ring 2, and the fixing mechanisms 6 are used to fix the positioning blocks 5.

[0026] The described fixing mechanism 6 includes a fixing block 24. A paste tape is detachably arranged at the bottom of the fixing block 24. A threaded hole 19 is formed at the top of the fixing block 24. A threaded rod 17 is threadedly arranged in the threaded hole 19. A through hole 18 identical to the threaded hole 19 is formed in the side wall of the fixing block 24. A through rod 23 is rotatably arranged at the bottom of the threaded rod 17. The through rod 23 passes through the through hole 18 and extends outwards to be fixedly connected with a short rod 21. An insertion rod 22 is fixedly connected to the bottom of the short rod 21. The insertion rod 22 is inserted into the positioning block 5.

[0027] A rotating shaft 20 is rotatably arranged at the bottom of the threaded rod 17. The through rod 23 is fixedly connected to one side of the rotating shaft 20.

[0028] A T-shaped handle 9 is fixedly connected to the middle position at the top of the cross bar 8.

[0029] During the use process: The inner ring 4 is placed on the edge of the wellhead. A pouring area 3 is formed between the inner ring 4 and the outer ring 2. Concrete is added into the pouring area 3. Hold the T-shaped handle 9 and press the cross bar 8 downwards. The cross bar 8 drives the pressing ring 16 to move downwards. The pressing ring 16 enters the pouring area 3 to compact and flatten the concrete in the pouring area 3. After the treatment, the pressing ring 16 automatically moves upwards under the restoring force of the buffer spring 11. After the concrete solidifies, the entire formwork is taken outwards. The support can be made on the edge of the wellhead. The fixing block 24 is fixed to the ground through the paste tape. Tighten the threaded rod 17. The threaded rod 17 drives the short rod 21 to move downwards. The short rod 21 drives the insertion rod 22 to move downwards and be inserted into the positioning block 5, thereby being able to position the entire formwork and prevent the formwork from shifting during the pouring process, affecting the pouring quality.

[0030] The above are only the preferred embodiments of the present utility model and are not used to limit the present utility model. For those skilled in the art, the present utility model can have various changes and modifications. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. A combined steel formwork for casting a valve well cover support, characterized in that: It comprises an outer ring, an inner ring is arranged at the center position inside the outer ring, a casting area is arranged between the inner ring and the outer ring, vertical plates are fixedly connected to both sides of the top of the outer ring, a slide groove is longitudinally provided on the inner side of the vertical plate, a slider is slidingly arranged in the slide groove, a cross bar is fixedly connected between the two sliders, a buffer mechanism is fixedly connected to the top of the slide groove, the bottom of the buffer mechanism is fixedly connected to the slider, a support rod is fixedly connected to the bottom of the cross bar, a pressure ring adapted to the casting area is fixedly connected to the bottom of the support rod, telescopic columns are fixedly connected to both sides of the bottom of the cross bar, and the bottom ends of the telescopic columns are fixedly connected to the top of the inner ring.

2. The combined steel formwork for casting the valve well cover support according to claim 1 is characterized in that: The buffer mechanism comprises a telescopic rod, the top end of the telescopic rod is fixedly connected to the top of the slide slot, the bottom end of the telescopic rod is fixedly connected to the slider, and a buffer spring is sleeved on the telescopic rod.

3. The combined steel formwork for casting the valve well cover support according to claim 2 is characterized in that: Positioning blocks are fixedly connected to both sides of the outer ring, and the positioning blocks are flush with the bottom of the outer ring.

4. The combined steel formwork for casting the valve well cover support according to claim 3 is characterized in that: The two sides of the outer ring are respectively fixedly connected with fixing mechanisms, and the fixing mechanisms are used to fix the positioning blocks.

5. The combined steel formwork for casting the valve well cover support according to claim 4 is characterized in that: The fixing mechanism includes a fixing block, a detachable adhesive tape is provided at the bottom of the fixing block, a threaded hole is provided at the top of the fixing block, a threaded rod is provided within the threaded hole, a through hole identical to the threaded hole is provided on the side wall of the fixing block, a through rod is rotatably provided at the bottom of the threaded rod, the through rod passes through the through hole and extends outwardly and is fixedly connected to a short rod, an insertion rod is fixedly connected to the bottom of the short rod, and the insertion rod is inserted in the positioning block.

6. The combined steel formwork for casting the valve well cover support according to claim 5 is characterized in that: A rotating shaft is rotatably arranged at the bottom of the threaded rod, and one side of the rotating shaft is fixedly connected with the through rod.

7. The combined steel formwork for casting the valve well cover support according to claim 6 is characterized in that: A T-shaped handle is fixedly connected to the middle position of the top of the crossbar.

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