CN213704610U

CN213704610U - Open-close type non-metal composite material cover for tunnel

Info

Publication number: CN213704610U
Application number: CN202020922439.0U
Authority: CN
Inventors: 王漢珽; 谢镇明; 邓伟锋
Original assignee: Fibrpro New Material Technology Shenzhen Co ltd
Current assignee: Fibrpro New Material Technology Shenzhen Co ltd
Priority date: 2020-05-27
Filing date: 2020-05-27
Publication date: 2021-07-16
Anticipated expiration: 2030-05-27

Abstract

The utility model discloses an open-close type nonmetallic composite material pit and canal cover, which comprises a base; the panel, the panel has the limbers, embedding skeleton in the panel, the material of skeleton is non-metallic material, the panel with base swing joint through using non-metallic material as the skeleton, need not worry the inhomogeneous problem of inflation between corruption, different materials, and the panel also need not complete cladding skeleton, alleviates whole weight greatly, and when wasing the basin, the panel normal position is settled, need not extra space to put, and the basin washs the completion back, and direct closed panel need not spend time realigning, sequencing and putting to the hole canal lid of whole strip basin, and the basin need not reserve the concave position during the installation, also need not place the angle steel and make level.

Description

Open-close type non-metal composite material cover for tunnel

Technical Field

The utility model relates to a hole canal lid technical field, in particular to open-close type non-metallic composite hole canal lid.

Background

The pit and canal cover on the market is mainly made of metal materials such as cast iron, galvanized steel, stainless steel and the like, and non-metal materials such as stone, tiles, concrete, fiber reinforced composite materials and the like. The cast iron metal pit and canal cover can corrode and rust in the environment of water and air, so that the mechanical properties such as strength, plasticity, toughness and the like of a metal material are obviously reduced, potential safety hazards are formed, and the surface temperature of the metal canal cover is high in direct sunlight in summer, so that the metal canal cover is not suitable for being used in bare feet places such as swimming pools and the like. In addition, the composite material is generally not attractive and is not suitable for being adopted in green gardens with higher requirements on appearance, stone generally has low bearing strength, potential safety hazards can be formed in places with more pedestrian flows, the composite material and the plate are usually used together with a plate made of galvanized steel plates or stainless steel plates, the fiber reinforced composite material channel cover does not have the defects, but the composite material channel covers on the market are basically internally provided with reinforcing steel bars or steel plates, the corrosion problem can be caused in a humid environment, metal expansion can also cause surface materials to crack, and the service life of the channel cover is shortened. In addition, the metal-containing channel cover can meet the bearing requirement of grade D400(40 tons), the weight of the metal-containing channel cover is necessarily very heavy, the burden of workers is increased, the water tank is very inconvenient to clean, the channel cover needs to be dismantled and then moved to other places to be placed, the process is complicated, the workload of the workers is increased, the body health is affected, and the possibility that unauthorized persons open or take out the channel cover is avoided.

SUMMERY OF THE UTILITY MODEL

The main object of the utility model is to provide an open-close type nonmetal combined material hole canal lid can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an open-close type nonmetallic composite material pit and canal cover, comprising:

a base;

the panel, the panel has the limbers, embedding skeleton in the panel, the material of skeleton is non-metallic material, the panel with base swing joint.

Further, the base is provided with a rotating shaft in a penetrating mode, and the panel is connected with the base in a rotatable mode through the rotating shaft.

Furthermore, the base and the panel are respectively provided with at least one clamping position used for being matched with the ejector rod.

Furthermore, a groove for placing the ejector rod is formed in the base, and when the ejector rod is arranged in the groove, the highest point of the ejector rod is lower than a contact surface of the base when the ejector rod is closed with the panel.

Further, a cushion pad is arranged on the contact surface of the base and the panel when the base and the panel are closed.

Furthermore, a screw hole is formed in the panel, and the screw hole is used for being matched with a screw to fix the panel on the base.

Further, the base is provided with a mounting hole matched with the base, and a protruding part is arranged on the side face of the base.

Further, the base, the panel and the ejector rod are made of one of fiber reinforced concrete, resin concrete, fiber reinforced composite materials, engineering plastics and fiber reinforced plastics.

Further, a layer of resin concrete mixed with dyeing sand is arranged on the surface of the panel.

Further, the framework comprises at least one of a pultrusion grid, a molding grid, a non-metal rib material, a non-metal bar material and a non-metal section bar material.

Compared with the prior art, the utility model discloses following beneficial effect has: the utility model relates to a rationally, convenient to use through using non-metallic material as the skeleton, need not anxious inhomogeneous problem of inflation between corruption, different materials, and the panel also need not complete cladding skeleton, alleviates whole weight greatly, and when wasing the basin, the panel normal position is settled, need not put in extra space, and the basin washs the completion back, and direct closed panel need not spend time realigns, arranges in order and puts the hole canal lid of whole strip basin, reduces the process, reduces the occupational strain.

Drawings

Fig. 1 is a schematic structural view of the non-metallic composite material tunnel cover of the present invention when using the push rod.

Fig. 2 is a schematic structural diagram of the open-close type nonmetallic composite material pit/canal cover of the present invention.

Fig. 3 is a top view of the base of the non-metal composite material pit/canal cover of the present invention.

Fig. 4 is a schematic structural diagram of the framework of the open-close type nonmetallic composite material pit/canal cover of the present invention.

In the figure: 1. a base; 2. a panel; 3. a top rod; 11. a rotating shaft; 12. a groove; 13. a cushion pad; 14. a projection; 20. a framework; 31. and (6) blocking.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

An open-close type non-metal composite material trench cover as described in fig. 1 to 4, comprising:

the base 1 is fixedly arranged with the base;

panel 2, panel 2 has the limbers, and the limbers is not drawn in the drawing, and it is the same with the limbers that current pit canal lid has, can be the bar, arbitrary shape such as square, circular, rectangle, embedded skeleton 20 in the panel 2, skeleton 20's material is non-metallic material, can half embedding also can imbed the panel entirely, because skeleton 20 is non-metallic skeleton such as pultrusion grid, is different from the metal framework that generally uses, and non-metallic skeleton such as pultrusion grid need not worry the corrosion problem, can only partially imbed the panel, alleviates whole weight greatly, panel 2 with base 1 swing joint, square, rectangle, triangle-shaped, polygon, circular, trapezoidal, fan-shaped and irregular shape also can be made to the panel.

The base 1 is provided with a rotating shaft 11 in a penetrating manner, the rotating shaft 11 is made of a fiber reinforced composite core rod or a stainless steel core rod, and the panel 2 is rotatably connected with the base 1 through the rotating shaft 11.

The base 1 and the panel 2 are respectively provided with at least one clamping position 31 matched with the ejector rod 3, so that the ejector rod 3 can stably support the panel 2 and prevent the panel 2 from closing.

The base 1 is provided with a groove 12 for placing the ejector rod 3, when the ejector rod 3 is arranged in the groove 12, the highest point of the ejector rod 3 is lower than the contact surface of the base 1 when being closed with the panel 2, so that the ejector rod 3 is contained in the base 1, and personnel do not need to carry the ejector rod.

Wherein, a buffer pad 13 is arranged on the contact surface when the base 1 and the panel 2 are closed, and the buffer pad 13 can use rubber to prevent the damage of the knot structure caused by improper use.

Wherein, be equipped with the screw on the panel 2, the screw is used for cooperating with the screw the panel 2 is fixed in on the base 1, the screw can use special screw, prevents that unauthorized person from opening privately, also prevents that the lawless person from taking out the canal lid as throwing type aggressive object.

Wherein, base 1 be equipped with base complex mounting hole for make on hole canal lid installation is fixed in the base, two sides of base 1 are equipped with bulge 14, and bulge 14 is used for fixing a position with other hole canal lids, can fix a position fast and violently, vertical alignment when easy to assemble, and the concave position need not reserved to the basin during installation, also need not place the angle steel and make level, can prevent to lead to the canal lid part of laying to jolt and can save the process because of the basin face unevenness, improves the efficiency of construction.

The base 1, the panel 2 and the ejector rod 3 are made of one of fiber reinforced concrete, resin concrete, fiber reinforced composite materials, engineering plastics and fiber reinforced plastics.

The surface of the panel 2 is provided with a layer of resin concrete mixed with the dyed sand, so that the resin concrete can be used in any color, is antiskid and wear-resistant, and is more attractive.

Wherein, skeleton 20 includes pultrusion grid, moulding grid, non-metallic bar material, non-metallic rod, one of non-metallic section bar at least, pultrusion grid has higher intensity, and corrosion-resistant, light in weight, its proportion is 1/4 of steel, be 2/3 of aluminum product, bearing capacity is big, its tensile and bending strength be more than 600Mpa, the antifatigue ability is about 50 times of steel, corrosion-resistant, do not fade, simple to operate, skeleton 20 is connected the setting by horizontal strengthening rib and vertical strengthening rib quadrature and is formed the grid, horizontal strengthening rib is main atress muscle, the shape of horizontal strengthening rib is platelike, I shape or T style of calligraphy, the shape of vertical strengthening rib is cylindric, its effect of vertical strengthening rib is connecting the bearing section bar.

Also disclosed below is one of the manufacturing methods of the base 1, which comprises the steps of:

step 1, mixing the following raw materials in percentage by weight: 30% of solanum dulcamara sand, 15% of powdery filler, 10% of fiber material, 3.5% of curing agent, 0.035% of accelerant and the balance of resin, wherein the solanum dulcamara sand can be selected from 40, 60 or 80 meshes;

step 2, mixing an accelerant with resin;

step 3, adding the curing agent, the fiber material, the quartz sand and the powdery filler into the resin and stirring;

step 4, putting the mixture obtained in the step 3 and the non-metal bar into a die;

and 5, starting a vibration table to vibrate and mold the mixture in the mold, removing the mold after primary gel of the mixture is solidified through vibration molding, deeply solidifying and post-solidifying at the temperature of 10 ℃, grinding the bottom of a product after complete solidification, removing residues and cleaning.

Also disclosed below is one of the manufacturing methods of the panel 2, which includes the steps of:

step 1, mixing the following raw materials in percentage by weight: 55% of quartz sand, 25% of powdery filler, 6% of fiber material, 4% of curing agent, 0.04% of accelerator and the balance of resin;

step 2, mixing an accelerant with resin;

step 4, putting the mixture obtained in the step 3, the rotating shaft and the pultrusion grid framework into a mould;

and 5, starting a vibration table to enable the mixture in the mold to be formed in a vibration mode, and then standing.

Wherein, dyeing treatment is carried out on part of the quartz sand and part of the powdery filler before mixing, the dyed quartz sand and the powdery filler are used for preparing a second mixture through the step 1-3, and the undyed quartz sand and the powdery filler are used for preparing a first mixture through the step 1-3.

Wherein the step 4 comprises:

step 4.1, pouring the second mixture into a mold until the thickness is 10 mm;

step 4.2, the rotating shaft and the pultrusion grating framework are placed into a mould;

step 4.3 the first mixture is poured on to a total thickness of 20mm, so that part of the pultruded grid skeleton is embedded in the mixture.

Wherein the step 5 comprises:

after the mixture is subjected to primary gel curing by vibration molding, deep curing and post-curing are carried out together with a mold at the temperature of 60 ℃, and a product after complete curing is subjected to bottom grinding, residue removal and cleaning.

In the step 1, the fiber material at least contains one of glass fiber, basalt fiber, carbon fiber, aramid fiber and polyester fiber.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. An open-close type nonmetallic composite material pit and canal cover is characterized by comprising:

a base (1);

the panel (2), panel (2) have the limbers, embedding skeleton (20) in panel (2), the material of skeleton (20) is non-metallic material, panel (2) with base (1) swing joint.

2. The open-close type non-metal composite material pit and canal cover according to claim 1, characterized in that a rotating shaft (11) is arranged on the base (1) in a penetrating manner, and the panel (2) is rotatably connected with the base (1) through the rotating shaft (11).

3. The open-close type non-metal composite material pit and canal cover according to claim 1, characterized in that the base (1) and the face plate (2) are respectively provided with at least one blocking position (31) for matching with the mandril (3).

4. The open-close type non-metal composite material pit and canal cover according to claim 3, characterized in that a groove (12) for placing the push rod (3) is formed in the base (1), and when the push rod (3) is placed in the groove (12), the highest point of the push rod (3) is lower than the contact surface of the base (1) when being closed with the panel (2).

5. The open-close type non-metal composite material tunnel cover according to any one of claims 1 to 4, characterized in that a buffer pad (13) is arranged on the contact surface of the base (1) and the panel (2) when the base is closed.

6. The open-close type non-metal composite material tunnel cover according to any one of claims 1 to 4, wherein the panel (2) is provided with screw holes for matching with screws to fix the panel (2) on the base (1).

7. An open-close type non-metal composite material tunnel cover according to any one of claims 1-4, characterized in that the base (1) is provided with a mounting hole matched with a pedestal, and the side surface of the base (1) is provided with a convex part (14).

8. The open-close type non-metal composite material pit and canal cover according to claim 3 or 4, characterized in that the material of the base (1), the face plate (2) and the roof bar (3) is one of fiber reinforced concrete, resin concrete, fiber reinforced composite material, engineering plastic and fiber reinforced plastic.

9. The open-close type non-metal composite material pit and canal cover according to any of claims 1-4, characterized in that the skeleton (20) comprises at least one of pultruded grating, molded grating, non-metal bar, non-metal section bar.