CN217400917U

CN217400917U - Polymer composite plug plate lower die

Info

Publication number: CN217400917U
Application number: CN202221627373.8U
Authority: CN
Inventors: 李富友; 李辅
Original assignee: Sichuan Haodesi New Material Technology Co ltd
Current assignee: Sichuan Haodesi New Material Technology Co ltd
Priority date: 2022-06-28
Filing date: 2022-06-28
Publication date: 2022-09-09
Anticipated expiration: 2032-06-28

Abstract

The utility model discloses a lower die of a polymer composite plug plate, which is used in the technical field of tunnel construction and comprises a template body and a top support bracket which is arranged on the template body and is used for compressing the template body, wherein the template body is of an inverted L shape and consists of a back plate and a top plate arranged at the top end of the back plate; the shore support includes the gusset plate of zonulae occludens on the backplate, and the symmetry sets up at the spacing frame in gusset plate both sides, sets up respectively in two spacing frames, and the length direction both ends extend to the anchor strut of spacing frame top and bottom respectively, corresponds the setting and run through to spacing frame in two spacing frame tops, bottom and through the tight reinforcing screw rod of gasket and anchor strut counterbalance, the utility model discloses when carrying out the shutoff to the tunnel top, also can carry out in close contact with tunnel lateral wall face to make shutoff template and tunnel more laminate, promote the shutoff effect of template greatly with this, and make its leakproofness better.

Description

Polymer composite plug plate lower die

Technical Field

The utility model relates to a tunnel construction technical field specifically is compound end plate lower mould of polymer.

Background

The biggest potential safety hazards in tunnel operation are arch cracking, block falling and inverted arch bulging. The main reasons for cracking and chipping are rigid extrusion of a trolley at a construction joint, cutting of a water stop cantilever end at the construction joint, cold joint of concrete construction, incomplete concrete, cavities caused by concrete leakage, cellular pitted surface, sanding, pulverization and the like. Construction joint defects are the main problem affecting the construction quality of the tunnel.

Based on the above, when following construction, a tunnel lining trolley is often needed, the tunnel lining trolley is a special device commonly used for tunnel secondary lining construction, is used for concrete lining construction of the inner wall of a tunnel, is a non-standard product commonly used for secondary lining in the tunnel construction process, and mainly comprises a simple lining trolley, a full hydraulic automatic walking lining trolley and a net frame type lining trolley, the full hydraulic lining trolley can be divided into a side top arch type, a full circular needle beam type, a bottom mold needle beam type, a full circular penetrating type and the like, most of the lining trolley ends need to be supported and blocked by using a plug template due to the overlapping extension requirements of a water stop belt and reinforcing steel bars, but most of the existing plug templates are made of wood templates or steel templates, wherein the wood templates have the advantages of large wood cutting amount, high loss, low turnover rate and fast strength reduction after being soaked in water for many times, the hidden safety hazard exists when the plugging material is used as a plugging material, the buried water stop cannot be buried according to the design requirement, and the steel die is greatly dead-weight, so that the plugging template is inconvenient to install on site by constructors, and the using effect of the plugging template is greatly influenced.

Therefore, the scheme especially provides a polymer composite plug plate lower die for meeting the normal use requirement of the plug template, and simultaneously ensuring that the plug template is convenient to install and use and has a good use effect.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a compound end plate lower mould of polymer for solve the problem that proposes among the above-mentioned background art.

The utility model discloses a following technical scheme realizes:

the polymer composite plug plate lower die comprises a template body and a top support bracket, wherein the top support bracket is arranged on the template body and is used for tightly pressing the template body;

the top bracing support includes the gusset plate of closely installing on the backplate, and the symmetry sets up at the spacing frame in gusset plate both sides, sets up respectively in two spacing frames, and the length direction both ends extend to the anchor strut of spacing frame top and bottom respectively, corresponds the setting and runs through to spacing frame in two spacing frame tops, bottoms and through the tight reinforcing screw rod of gasket and anchor strut to and install the guard plate that one end of keeping away from the roof at the backplate, and bottom both sides all are connected with the hinge otic placode through the extension board, template body and top bracing frame accessible the hinge otic placode rotates in vertical plane.

Further, the whole high-molecular material press forming by the template body, be equipped with on the face that backplate and gusset plate contacted and be used for the installation the bulge of gusset plate, the bulge is latticed, the both sides of backplate all are equipped with the lap joint that is used for the concatenation template body, the face both sides that the roof is close to the gusset plate all are connected with the strengthening rib strip.

Furthermore, two through-holes matched with the reinforcing rods are formed in the positions, corresponding to the two ends of the reinforcing rods, of the limiting frames, and the reinforcing rods perform translational motion in the limiting frames through the through-holes.

Preferably, one end of the reinforcing rod is connected with a limiting rod at the position of the top of the limiting frame, and the other end of the reinforcing rod is provided with a limiting convex block.

Furthermore, the reinforcing plate face intermediate position department is connected with the bearing diagonal pole through the journal stirrup, it is articulated between bearing diagonal pole one end and the journal stirrup.

Furthermore, both ends of the reinforcing plate are connected with the protection plate through rib plates.

Compared with the prior art, the utility model, following advantage and beneficial effect have:

1. the utility model discloses a set up the template body into L type to be made by backplate and top fagging, so that the template body also can carry out the in close contact with tunnel side wall face when carrying out the shutoff to the tunnel top, so that shutoff template and tunnel more laminate, so as to promote the shutoff effect of template greatly, and make its leakproofness better;

2. in the utility model, the whole template body is pressed and molded by high polymer materials, and the contact part of the surface of the template body and the reinforcing plate is provided with the latticed convex part, so the whole quality of the template body is greatly reduced on the premise of ensuring the whole strength of the template;

3. the utility model is skillfully provided with the top bracing bracket, the top bracing bracket is used for compressing the template body, the top bracing bracket comprises the reinforcing plate and the protective plate, the protective plate and the reinforcing plate are connected through the rib plate, so that the template body can be reinforced through the arrangement of the reinforcing plate and the protective plate, and the integral rigidity of the lower template is greatly improved;

4. in the utility model, the two sides of the bottom of the protection plate are also connected with the hinged ear plates through the support plates, so that the template body and the top support frame can be turned over through the hinged ear plates when a plugging template is installed and used by constructors through the arrangement of the hinged ear plates, and the constructors can assemble and disassemble the plugging template more conveniently;

5. the utility model discloses in, be equipped with the overlap joint in the both sides of backplate ingeniously, can splice the template body through the overlap joint to when making constructor use this template to carry out the shutoff in the tunnel, can splice the shutoff template fast, with the installation effectiveness who promotes the shutoff template, guaranteed sealed complete after the template concatenation simultaneously, make its sealed shutoff effect better.

Drawings

The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic side view of the present invention.

In the drawings, the names of the parts corresponding to the reference numerals are as follows:

1. a template body; 10. a back plate; 100. a projection; 101. a lap joint; 11. a top plate; 110. reinforcing ribs; 20. a reinforcing plate; 21. a limiting frame; 22. a reinforcing rod; 220. a limiting rod; 23. reinforcing the screw rod; 24. a protection plate; 25. hinging the ear plate; 26. a rib plate; 27. supporting a lug; 28. an inclined supporting rod.

Detailed Description

To make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the following examples and drawings, and the exemplary embodiments and descriptions thereof of the present invention are only used for explaining the present invention, and are not intended as limitations of the present invention.

First, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

Examples

As shown in fig. 1 to 2, the present embodiment provides a polymer composite plug plate lower mold, which includes a mold plate body 1 and a top support bracket disposed on the mold plate body 1 and used for compressing the mold plate body 1, where the mold plate body 1 is in an inverted L shape and is composed of a back plate 10 and a top plate 11 disposed at the top end of the back plate 10;

the top bracing support comprises a reinforcing plate 20 tightly installed on the back plate 10, limiting frames 21 symmetrically arranged on two sides of the reinforcing plate 20, reinforcing rods 22 respectively arranged in the two limiting frames 21 and extending to the tops and the bottoms of the limiting frames 21 at two ends in the length direction, reinforcing screws 23 correspondingly arranged at the tops and the bottoms of the two limiting frames 21 and penetrating into the limiting frames 21 and abutting against the reinforcing rods 22 through gaskets, and protecting plates 24 installed at one end of the back plate 10 far away from the top plate 11 and connected with hinged lug plates 25 through supporting plates on two sides of the bottom, wherein the template body 1 and the top bracing support can rotate in a vertical plane through the hinged lug plates 25; it should be noted that the protection plate 24 is preferably made of an angle steel plate to support, reinforce and protect the bottom of the backboard.

In the utility model, the whole template body 1 is composed of the back plate 10 and the top plate 11 and is of an inverted L shape, so that when the template body 1 is plugged in a tunnel, the back plate 10 and the top plate 11 can be respectively and closely attached to the inner wall of the tunnel and the top of the tunnel, so that when the template body 1 is plugged in the tunnel, the sealing plugging effect is better, meanwhile, the template body 1 can be tightly supported by the shoring bracket arranged on the template body 1, so that the template body 1 is further tightly supported by the shoring bracket, the template body 1 is further tightly supported on the inner wall of the tunnel, meanwhile, the template body 1 can be supported by the reinforcing plate 20 and the protective plate 24, so as to improve the strength and rigidity of the template body 1, and the reinforcing rod 22 can slide in the limiting frame 21 when the template body 1 is plugged by the arrangement of the limiting frame 21 and the reinforcing rod 22, and the reinforcing rod 22 can be continuously and tightly supported and fixed by the reinforcing screw 23, so that anchor strut 22 carries out fixed stay to template body 1, and through hinge otic placode 25, the constructor of being convenient for can fix the installation of hinge otic placode 25 on the platform truck when this shutoff template is used in the installation to make template body 1 and shore support 2 carry out the upset installation through hinge otic placode 25, so that the constructor is more convenient when installing the shutoff template.

In the above embodiment, the whole formwork body 1 is formed by pressing a high polymer material, the protruding portion 100 for installing the reinforcing plate 20 is arranged on the surface of the back plate 10 contacting the reinforcing plate 20, the protruding portion 100 is in a grid shape, the two sides of the back plate 10 are both provided with the lap joints 101 for splicing the formwork body 1, and the two sides of the top plate 11 close to the reinforcing plate 20 are both connected with the reinforcing ribs 110.

It should be noted here that the form body 1 is made of a polymer material, and preferably, may be formed by integral injection molding, so as to ensure the strength of the form body 1 and reduce the overall quality of the form, and at the same time, facilitate the mass production of a factory, and through the arrangement of the protruding portion 100, a user can conveniently install the reinforcing plate 20 and the back plate 10, so as to increase the connection strength between the reinforcing plate 20 and the back plate 10, and at the same time, the reinforcing plate 20 can support and reinforce the back plate 10, so as to ensure the overall rigidity and strength of the form body 1, and through the arrangement of the lap joint 101, when a constructor uses the form to perform plugging in a tunnel, the lap joint 101 can be used to quickly splice the plugging forms, so as to improve the installation efficiency of the plugging forms, and simultaneously ensure the sealing integrity of the forms after splicing, so that the sealing and plugging effects of the forms are better, further, it should be noted that the main purpose of the lap joint 101 is to splice a plurality of plugging forms, so that the completed assembly can be attached to the top of the tunnel, and it can be foreseen that the lap joints 101 are male and female and fit each other.

In the above embodiment, through holes adapted to the reinforcing rods 22 are formed at two ends of the two limiting frames 21 corresponding to the reinforcing rods 22 in the length direction, and the reinforcing rods 22 perform translational motion in the limiting frames 21 through the through holes; through the setting of through-hole, the constructor of being convenient for carries out translation slip with strengthening rod 22 in the through-hole to adjust strengthening rod 22, so that strengthening rod 22 supports tightly the support to template body 1.

In the above embodiment, it is preferable that one end of the reinforcing rod 22 and the position on the top of the limiting frame 21 are connected with a limiting rod 220, and the other end of the reinforcing rod 22 is further provided with a limiting block; the reinforcing rod 22 can be limited by the limiting rod 220 and the limiting projection to ensure that the reinforcing rod 22 does not fall off from the through hole when the through hole moves.

In the above embodiment, the middle position of the surface of the reinforcing plate 20 is connected with a diagonal support bar 28 through a support lug 27, and one end of the diagonal support bar 28 is hinged with the support lug 27; when a constructor uses the formwork to block a tunnel, a support base may be disposed at one end of the inclined support rod 28, and the bottom end of the support base is welded to the trolley, so that the reinforcing plate 20 is reinforced and supported by the support base and the inclined support rod 28, and the reinforcing plate 20 and the formwork body 1 are tightly supported together to bear the outward tension of concrete.

In the above embodiment, both ends of the reinforcing plate 20 are connected with the protection plate 24 through the rib plates 26, and the reinforcing plate 20 and the protection plate 24 are connected together through the rib plates 26, so that the reinforcing plate 20 and the protection plate 24 form an integral frame structure, thereby further ensuring the integral rigidity of the formwork.

The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. The polymer composite plug plate lower die comprises a template body (1) and a top support bracket which is arranged on the template body (1) and used for compressing the template body (1), and is characterized in that the template body (1) is in an inverted L shape and consists of a back plate (10) and a top plate (11) arranged at the top end of the back plate (10);

the jacking support comprises a reinforcing plate (20) which is closely arranged on a back plate (10), the symmetrical reinforcing rods (22) are symmetrically arranged on two side limiting frames (21) of the reinforcing plate (20), the symmetrical reinforcing rods are respectively arranged in the two side limiting frames (21), the two ends of the length direction of the symmetrical reinforcing rods extend to the tops of the two side limiting frames (21) and the bottoms of the two side limiting frames (22), the corresponding reinforcing screws (23) are correspondingly arranged at the tops of the two side limiting frames (21), the bottom ends of the two side limiting frames (21) penetrate through the gaskets and abut against the reinforcing rods (22), the one end of a top plate (11) is far away from the back plate (10), and the two sides of the bottom of the two side supporting plates are respectively provided with a protection plate (24) which is connected with a hinged lug plate (25) through a support plate, and the template body (1) and the jacking support can pass through the hinged lug plate (25) to rotate in a vertical plane.

2. The polymer composite plug board lower die according to claim 1, wherein the whole template body (1) is made of a polymer material, the surface of the back plate (10) contacting the reinforcing plate (20) is provided with protrusions (100) for mounting the reinforcing plate (20), the protrusions (100) are in a grid shape, the two sides of the back plate (10) are provided with lap joints (101) for splicing the template body (1), and the two sides of the top plate (11) close to the reinforcing plate (20) are connected with reinforcing ribs (110).

3. The lower die for the polymer composite plug plate according to claim 1, wherein through holes matched with the reinforcing rods (22) are formed in the two limiting frames (21) at positions corresponding to the two ends of the reinforcing rods (22) in the length direction, and the reinforcing rods (22) perform translational motion in the limiting frames (21) through the through holes.

4. The lower die for the polymer composite plug plate according to claim 1 or 3, wherein a limiting rod (220) is connected to one end of the reinforcing rod (22) at the top of the limiting frame (21), and a limiting protrusion is further disposed at the other end of the reinforcing rod (22).

5. The lower die for the polymer composite plug board according to claim 1, wherein an inclined support rod (28) is connected to the middle position of the surface of the reinforcing plate (20) through a support lug (27), and one end of the inclined support rod (28) is hinged to the support lug (27).

6. The lower die of the polymer composite plug plate according to claim 1, wherein both ends of the reinforcing plate (20) are connected with the protective plate (24) through rib plates (26).