CN216130937U

CN216130937U - Tunnel secondary lining polymer transparent plug plate device

Info

Publication number: CN216130937U
Application number: CN202121246981.XU
Authority: CN
Inventors: 惠鹏嘉; 曾健民; 包家存; 刘新元; 米胜强
Original assignee: Gansu Wuhuan Road Engineering Co ltd
Current assignee: Gansu Wuhuan Road Engineering Co ltd
Priority date: 2021-06-04
Filing date: 2021-06-04
Publication date: 2022-03-25
Anticipated expiration: 2031-06-04

Abstract

The utility model belongs to the technical field of tunnel construction, in particular to a tunnel secondary lining polymer transparent plug plate device which comprises a bottom plate, wherein a side plate is fixedly arranged on the rear end surface of the bottom plate, a groove is formed in the upper end surface of the side plate, a moving plate is connected inside the groove in a sliding manner, an upper template is fixedly arranged at the upper end of the front end surface of the moving plate, two support plates are fixedly arranged on the front end surface of the side plate, and the bottom end surfaces of the two support plates are fixedly connected with the upper end surface of the bottom plate, so that the upper template is supported by matching the rotation of a screw rod and a first jacking block, the pressure borne by the upper template is dispersed, the stress on the upper template is uniform, the effect of the support performance of the upper template is effectively improved, the service life of the upper template is prolonged, the buffer plate is pressed by the upper template, a plurality of springs are compressed, and the springs can play a role of buffering, thereby increase the stability of the device, avoid influencing the stability of this plug board device during the construction because of vibrations.

Description

Tunnel secondary lining polymer transparent plug plate device

Technical Field

The utility model relates to the technical field of tunnel construction, in particular to a tunnel secondary lining polymer transparent plug plate device.

Background

In the construction of a tunnel, after a tunnel body is excavated, a concrete protective layer is required to be poured on the tunnel body, the concrete is generally poured in the tunnel construction by adopting equipment such as a trolley, when a secondary lining is poured by adopting the trolley, a plug board is required to be used for closing a mould between a formwork trolley and surrounding rocks, and the common plug board generally comprises an installation mechanism, a rubber baffle adjusting block, a jacking mechanism and a pressing mechanism and can support the concrete protective layer.

The traditional tunnel secondary lining polymer transparent plug plate device is generally used, an upper template is unstable when being supported, and the phenomenon of mold explosion is easy to occur due to uneven stress of the upper template because a lever supporting point is far away from an end point, and the traditional plug plate device does not have a buffering function, so that the using effect is poor.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems in the background art, the utility model provides a tunnel two-lining polymer transparent plug plate device which has the characteristics that the pressure borne by an upper template can be dispersed, so that the upper template is uniformly stressed, the effect of the support performance of the upper template is effectively improved, the service life of the upper template is prolonged, the stability of the device is improved by compressing a plurality of springs, and the stability of the plug plate device is prevented from being influenced by vibration during construction.

In order to achieve the purpose, the utility model provides the following technical scheme: the tunnel second-lining polymer transparent plug plate device comprises a bottom plate, wherein a side plate is fixedly arranged on the rear end face of the bottom plate, a groove is formed in the upper end face of the side plate, a movable plate is connected inside the groove in a sliding manner, an upper template is fixedly arranged at the upper end of the front end face of the movable plate, two supporting plates are fixedly arranged on the front end face of the side plate, the bottom end faces of the two supporting plates are fixedly connected with the upper end face of the bottom plate, a buffer plate is connected on the upper end faces of the two supporting plates in a sliding manner, two first jacking blocks distributed on the left and right sides and a second jacking block positioned in the middle are fixedly arranged on the bottom end face of the upper template, a fixed frame is arranged below the first jacking blocks, a screw rod is arranged inside the fixed frame, two front and rear distributed sliding blocks are movably sleeved on the outer side wall of the screw rod, and supporting rods are movably connected on the upper end faces of the two sliding blocks through rotating shafts, the top of each supporting rod is movably connected with a supporting block through a rotating shaft, the supporting blocks are fixedly installed on the bottom end faces of the first jacking blocks, two fixing frames are fixedly installed on the upper end face of the bottom plate and located between the two first jacking blocks, a lead screw penetrates through the upper end face of each fixing frame and is movably installed on the upper end face of each fixing frame, and the jacking blocks are fixedly installed on the upper end faces of the lead screws.

In order to make the plurality of springs play a buffering role, it is preferable that, as the tunnel secondary lining polymer transparent plugging plate device of the present invention, the upper end surfaces of the two support plates are fixedly connected with the plurality of springs, and the upper ends of the plurality of springs are respectively fixedly connected with the top end surfaces inside the two buffer plates.

In order to achieve the purpose of enabling the two sliding blocks to move relatively at the same time, the tunnel secondary lining polymer transparent plug plate device is preferably characterized in that the threads at the front end and the rear end of the outer side wall of the screw rod are arranged in opposite directions, and the front end of the screw rod penetrates through the front end surface of the fixed frame and extends to the front of the fixed frame.

In order to enable the first jacking block and the second jacking block to stably lift the upper template, as a preferred option of the tunnel secondary lining polymer transparent plug plate device, the front end face of the side plate is fixedly provided with three sliding rails, the rear end faces of the two first jacking blocks and the second jacking blocks are respectively provided with a sliding groove, and the three sliding grooves are respectively in sliding connection with the three sliding rails.

In order to facilitate the rotation of the screw rod, as the preferable preference of the tunnel secondary lining polymer transparent plug plate device, the bottom end face of the screw rod is fixedly connected with a rotating wheel.

In order to enable the buffer plate to slide at the upper end of the support plate, the support plate and the buffer plate are preferably of the same structure as the tunnel secondary lining polymer transparent plug plate device.

Compared with the prior art, the utility model has the beneficial effects that:

1. when the device is used, the plug plate device, the alloy cushion block and the rubber cushion block are sequentially placed according to the size of an excavation surface, the lifting stabilizing stud is rotated to tightly press the top of the tunnel, when the plug plate is used for jacking, the screw rod is rotated by rotating the rotating wheel, so that the jacking block jacks the upper template, the upper template is enabled to support the alloy cushion block, the two supporting rods are driven to move by rotating the screw rod when the two sliding blocks slide relatively, the supporting block and the first jacking block are lifted, the first jacking block further supports the upper template, the pressure borne by the upper template is dispersed, the upper template is enabled to be uniformly stressed, the effect of the supporting performance of the upper template is effectively improved, and the service life of the upper template is prolonged;

2. according to the tunnel secondary lining polymer transparent plugging plate device, when the upper template is in contact with the buffer plate under the condition of weighing pressure, the buffer plate can be pressed downwards to enable the buffer plate to slide downwards along the supporting plate, and then the springs are compressed, and the springs can play a buffering role, so that the stability of the device is improved, and the influence on the stability of the plugging plate device due to vibration during construction is avoided;

to sum up, this transparent end plate device of two lining macromolecules in tunnel supports the cope match-plate pattern through making the lead screw rotate and first jacking piece mutually support, the pressure that the dispersion cope match-plate pattern received, make the cope match-plate pattern atress even, the effect of cope match-plate pattern support performance has effectively been improved, thereby prolong its life, push down the buffer board through the cope match-plate pattern, and then compress a plurality of springs, a plurality of springs can play the effect of buffering, thereby increase the device's stability, influence the stability of this end plate device because of vibrations during the avoiding construction.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a structural diagram of a tunnel secondary lining polymer transparent plug plate device of the present invention;

FIG. 2 is a right side sectional view of the fixed frame of FIG. 1 in accordance with the present invention;

FIG. 3 is a right side cross-sectional view of the support plate of FIG. 1 in accordance with the present invention;

fig. 4 is a front view structural diagram of fig. 3 of the present invention.

In the figure, 1, a bottom plate; 2. a side plate; 201. a groove; 202. a slide rail; 3. moving the plate; 301. mounting a template; 4. a support plate; 401. a buffer plate; 402. a spring; 5. a first jacking block; 501. a chute; 6. a fixing frame; 601. a screw; 602. a slider; 603. a support bar; 604. a support block; 7. a second jacking block; 8. a fixed mount; 801. a screw rod; 8011. a rotating wheel; 802. and (7) a top block.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Referring to fig. 1-4, the present invention provides the following technical solutions: a tunnel secondary lining polymer transparent plug plate device comprises a bottom plate 1, a side plate 2 is fixedly installed on the rear end face of the bottom plate 1, a groove 201 is formed in the upper end face of the side plate 2, a moving plate 3 is connected inside the groove 201 in a sliding mode, an upper template 301 is fixedly installed at the upper end of the front end face of the moving plate 3, two supporting plates 4 are fixedly installed on the front end face of the side plate 2, the bottom end faces of the two supporting plates 4 are fixedly connected with the upper end face of the bottom plate 1, a buffer plate 401 is connected to the upper end faces of the two supporting plates 4 in a sliding mode, two first jacking blocks 5 distributed on the left and right and a second jacking block 7 located in the middle are fixedly installed on the bottom end face of the upper template 301, a fixed frame 6 is arranged below the first jacking blocks 5, a screw rod 601 is installed inside the fixed frame 6, two front and back distributed sliders 602 are movably sleeved on the outer side wall of the screw rod 601, and supporting rods 603 are movably connected to the upper end faces of the two sliders 602 through rotating shafts, the tops of the two support rods 603 are both movably connected with a support block 604 through a rotating shaft, the support block 604 is fixedly installed on the bottom end face of the first jacking block 5, the upper end face of the bottom plate 1 is fixedly provided with two fixing frames 8, the two fixing frames 8 are both located between the two first jacking blocks 5, the upper end face of each fixing frame 8 penetrates through and is movably provided with a screw rod 801, and the upper end face of each screw rod 801 is fixedly provided with a jacking block 802.

In this embodiment: when the plug board is used for jacking, the rotating wheel 8011 is rotated to enable the screw rod 801 to rotate, the jacking block 802 is enabled to jack the upper template 301, so that the upper template 301 supports the alloy cushion block, the screw rod 601 is rotated to enable the two sliding blocks 602 to slide relatively, the two supporting rods 603 are driven to move, the supporting block 604 and the first jacking block 5 are lifted, the first jacking block 5 further supports the upper template 301, the pressure borne by the upper template 301 is dispersed, the upper template 301 is uniformly stressed, the effect of the supporting performance of the upper template 301 is effectively improved, the service life of the upper template 301 is prolonged, when the upper template 301 is in contact with the buffer board 401 under the condition of weighing pressure, the buffer board 401 is pressed down to enable the buffer board 401 to slide downwards along the supporting board 4, the plurality of springs 402 are compressed, and the plurality of springs 402 can play a role of buffering, thereby increase the stability of the device, avoid influencing the stability of this plug board device during the construction because of vibrations.

As a technical optimization scheme of the present invention, the upper end surfaces of the two support plates 4 are fixedly connected with a plurality of springs 402, and the upper ends of the plurality of springs 402 are respectively fixedly connected with the top end surfaces inside the two buffer plates 401.

In this embodiment: by providing the plurality of springs 402, when the upper plate 301 is in contact with the buffer plate 401, the buffer plate 401 is pressed downward, so that the buffer plate 401 slides downward along the support plate 4, and further the plurality of springs 402 are compressed, and the plurality of springs 402 can play a role of buffering.

As a technical optimization scheme of the present invention, the threads at the front and rear ends of the outer side wall of the screw 601 are arranged in opposite directions, and the front end of the screw 601 penetrates through the front end surface of the fixed frame 6 and extends to the front of the fixed frame 6.

In this embodiment: the threads at the front end and the rear end of the outer side wall of the screw 601 are arranged in opposite directions, so that the sliding blocks 602 can slide relatively when the screw 601 is rotated, and the purpose of simultaneously and relatively moving the two sliding blocks 602 is achieved.

As a technical optimization scheme of the utility model, the front end face of the side plate 2 is fixedly provided with three slide rails 202, the rear end faces of the two first jacking blocks 5 and the second jacking block 7 are respectively provided with a slide groove 501, and the three slide grooves 501 are respectively connected with the three slide rails 202 in a sliding manner.

In this embodiment: through lifting first jacking piece 5 and second jacking piece 7 for spout 501 slides along slide rail 202, slide rail 202 can restrict the moving direction of spout 501, makes the lifting cope match-plate pattern 301 that first jacking piece 5 and second jacking piece 7 can be stable.

As a technical optimization scheme of the utility model, a rotating wheel 8011 is fixedly connected to the bottom end surface of the screw rod 801.

In this embodiment: the screw 801 can be rotated conveniently by arranging the rotating wheel 8011.

As a technical optimization scheme of the present invention, the supporting plate 4 and the buffer plate 401 have the same structure.

In this embodiment: the supporting plate 4 and the buffer plate 401 are configured to be the same, so that the buffer plate 401 can slide on the upper end of the supporting plate 4.

The working principle and the using process of the utility model are as follows: firstly, when the device is used, the plugging plate device, the alloy cushion block and the rubber cushion block are placed according to the size of an excavation surface, the lifting stabilizing stud is rotated to tightly press the top of a tunnel, when the plugging plate is used for jacking, the rotating wheel 8011 is rotated to enable the screw rod 801 to rotate, the jacking block 802 is enabled to jack the upper template 301, so that the upper template 301 supports the alloy cushion block, when the two sliding blocks 602 slide relatively by rotating the screw rod 601, the two supporting rods 603 are driven to move, so that the supporting block 604 and the first jacking block 5 are lifted, the first jacking block 5 further supports the upper template 301, the pressure borne by the upper template 301 is dispersed, the stress on the upper template 301 is uniform, the effect of the supporting performance of the upper template 301 is effectively improved, the service life of the upper template is prolonged, when the upper template 301 is in contact with the buffer plate 401 under the condition of weighing pressure, the buffer board 401 can be pressed down, so that the buffer board 401 slides downwards along the support plate 4, and then the plurality of springs 402 are compressed, and the plurality of springs 402 can play a role in buffering, thereby increasing the stability of the device and avoiding the influence on the stability of the plug board device due to vibration during construction.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. Two transparent plug board devices of lining polymer in tunnel, including bottom plate (1), its characterized in that: the rear end face of the bottom plate (1) is fixedly provided with a side plate (2), the upper end face of the side plate (2) is provided with a groove (201), the inner sliding connection of the groove (201) is provided with a moving plate (3), the upper end of the front end face of the moving plate (3) is fixedly provided with an upper template (301), the front end face of the side plate (2) is fixedly provided with two supporting plates (4), the bottom end faces of the two supporting plates (4) are fixedly connected with the upper end face of the bottom plate (1), the upper end faces of the two supporting plates (4) are slidably connected with a buffer plate (401), the bottom end face of the upper template (301) is fixedly provided with two first jacking blocks (5) distributed left and right and a second jacking block (7) located in the middle, a fixed frame (6) is arranged below the first jacking block (5), and a screw rod (601) is arranged inside the fixed frame (6), the utility model discloses a jacking device, including screw rod (601), the lateral wall activity of screw rod (601) has been cup jointed two front and back distribution slider (602), two the up end of slider (602) all has bracing piece (603), two through pivot swing joint bracing piece (604) all bracing piece (603) top has through pivot swing joint, bracing piece (604) fixed mounting is in the bottom face of first jacking piece (5), the up end fixed mounting of bottom plate (1) has two mount (8), two mount (8) all are located between two first jacking pieces (5), the up end of mount (8) runs through and movable mounting has lead screw (801), the up end fixed mounting of lead screw (801) has kicking block (802).

2. The tunnel secondary lining polymer transparent plug plate device according to claim 1, wherein: the upper end surfaces of the two supporting plates (4) are fixedly connected with a plurality of springs (402), and the upper ends of the springs (402) are fixedly connected with the top end surfaces inside the two buffer plates (401) respectively.

3. The tunnel secondary lining polymer transparent plug plate device according to claim 1, wherein: the screw threads at the front end and the rear end of the outer side wall of the screw rod (601) are reversely arranged, and the front end of the screw rod (601) penetrates through the front end face of the fixed frame (6) and extends to the front of the fixed frame (6).

4. The tunnel secondary lining polymer transparent plug plate device according to claim 1, wherein: the front end face of the side plate (2) is fixedly provided with three sliding rails (202), two sliding grooves (501) are formed in the rear end faces of the first jacking block (5) and the second jacking block (7), and the three sliding grooves (501) are respectively connected with the three sliding rails (202) in a sliding mode.

5. The tunnel secondary lining polymer transparent plug plate device according to claim 1, wherein: the bottom end face of the screw rod (801) is fixedly connected with a rotating wheel (8011).

6. The tunnel secondary lining polymer transparent plug plate device according to claim 1, wherein: the supporting plate (4) and the buffer plate (401) have the same structure.