CN218970203U

CN218970203U - Steel fiber concrete well lid

Info

Publication number: CN218970203U
Application number: CN202223451353.2U
Authority: CN
Inventors: 刘伟; 范晓玲; 熊春杨; 何鑫; 邓茜媛
Original assignee: Chengdu Jiangong Precast Concrete Technology Co ltd
Current assignee: Chengdu Jiangong Precast Concrete Technology Co ltd
Priority date: 2022-12-22
Filing date: 2022-12-22
Publication date: 2023-05-05
Anticipated expiration: 2032-12-22

Abstract

The application relates to a steel fiber concrete well lid, which comprises a base and a lid body, wherein the base is fixedly arranged on a well lid opening on the ground, a placing groove for placing the lid body is formed in the base, and the lid body is matched with the placing groove; the cover body is provided with a plurality of drain holes communicated with the well cover opening, the side wall of the cover body is provided with a plurality of limit grooves, each limit groove is internally provided with a limit ball in a sliding way along the direction approaching or far away from the cover body, the lateral wall of standing groove has offered a plurality of confession spacing ball male fixed slots, be provided with in the spacing groove and order about spacing ball to keep away from the gliding first elastic component of direction of lid. This application has the effect of increasing the stability of well lid on the road surface.

Description

Steel fiber concrete well lid

Technical Field

The application relates to the technical field of concrete well covers, in particular to a steel fiber concrete well cover.

Background

The steel fiber concrete well cover is made by taking steel fiber concrete as a matrix, utilizing the excellent bending resistance, impact resistance and fatigue resistance of the steel fiber concrete and the characteristic that the steel fiber concrete tends to be distributed in two dimensions in a thin-wall member, and being matched with proper steel bars, and being carefully processed. The steel fiber concrete is a novel multiphase composite material formed by mixing short steel fibers distributed in a random direction into common concrete. The steel fibers distributed in a random way can effectively prevent the expansion of microcracks and the formation of macroscopic cracks in the concrete, obviously improve the tensile, bending, impact and fatigue resistance of the concrete, and have better ductility.

At present, the municipal road sewer manhole cover in China mainly comprises cast iron manhole covers and reinforced concrete manhole covers, and particularly the cast iron manhole covers and the reinforced concrete manhole covers are more applied. The cast iron well cover is easy to break, forms a 'city trap' for the urban road, and serious people easily cause traffic accidents, casualties and seriously threaten the road traffic safety.

The well lid is usually directly covered on the well lid mouth, when truck or other heavy vehicles roll from the one end of well lid in the past, the other end of well lid is protruding from the road surface, and when the vehicle motion rolls at the bellied one end of well lid, dislocation between well lid and the well lid mouth, the well lid car bears the gravity of vehicle and the pressure of well lid mouth lateral wall, well lid very easy fracture.

Disclosure of Invention

To the problem that prior art exists, this application provides a steel fiber concrete well lid, has the effect of increasing the stability of well lid on the road surface.

The application provides a steel fiber concrete well lid adopts following technical scheme:

the steel fiber concrete well lid comprises a base and a lid body, wherein the base is fixedly arranged on a well lid opening on the ground, a placing groove for placing the lid body is formed in the base, and the lid body is matched with the placing groove; the cover body is provided with a plurality of drain holes communicated with the well cover opening, the side wall of the cover body is provided with a plurality of limit grooves, each limit groove is internally provided with a limit ball in a sliding way along the direction approaching or far away from the cover body, the lateral wall of standing groove has offered a plurality of confession spacing ball male fixed slots, be provided with in the spacing groove and order about spacing ball to keep away from the gliding first elastic component of direction of lid.

Through adopting above-mentioned technical scheme, constructor is when installing the well lid, fix the base on the well lid mouth earlier, then just right with the fixed slot on the base respectively with a plurality of spacing balls on the lid again, then constructor downward application of force is placed the lid in the standing groove again to drive a plurality of spacing balls and insert the fixed slot respectively through first elastic component in, with this stability between strengthening lid and the base, avoid the well lid to a certain extent when the atress, the lid breaks away from the base, and leads to the well lid fracture.

Optionally, the bottom wall of the placing groove is provided with an abutting block in a sliding manner along a direction close to or far away from the base, the cover body is provided with an abutting groove for the abutting block to be inserted, and the base is provided with a driving mechanism for driving the abutting block to slide.

Through adopting above-mentioned technical scheme, drive the diapire of butt groove tightly to the butt piece through drive assembly, prevent to a certain extent that the lid from coming off, further increase the stability between lid and the base.

Optionally, actuating mechanism includes sliding block, connecting rod and second elastic component, the sliding groove has been seted up to the diapire of standing groove, sliding block and connecting rod all are provided with two, two sliding block slides along the direction that is close to each other or keeps away from and sets up in the sliding groove, two the connecting rod respectively with two sliding block are articulated, two the other end of connecting rod all articulates with supporting tight piece, the second elastic component is used for driving two sliding blocks to slide along the direction that is close to each other.

Through adopting above-mentioned technical scheme, after placing the lid in the standing groove, make two sliding blocks have the gliding trend of orientation that is close to each other through the second elastic component, when two sliding blocks are along the orientation that is close to each other gliding, drive to support tight piece and slide towards the orientation that is close to the lid to drive to support tight piece and support the diapire that the butt was closed to the groove.

Optionally, two the one end that the connecting rod was kept away from to the slider is all fixed to be provided with first frosting, the diapire in groove of sliding is provided with the second frosting.

Through adopting above-mentioned technical scheme, when freight train or and other dead weights great car are pressed to the lid, the lid slides towards the direction that is close to the ground, drives the butt piece and slides towards the direction that is close to the ground to order about two sliding blocks and slide towards the direction that keeps away from each other, two sliding blocks are at the gliding in-process of groove that slides, cushion the pressure that the lid bore through first frosting and second frosting, behind the position that the vehicle driven away from the well lid was located, order about two sliding blocks to slide towards the direction that is close to each other through the second elastic component, thereby drive butt piece and lid slide to the position that flushes with the road surface.

Optionally, the side wall of standing groove and the side wall of lid are all fixed and are provided with the rubber pad.

Through adopting above-mentioned technical scheme, through the setting of rubber pad, shock attenuation effect has been increased to a certain extent.

Optionally, one end of the cover body inserted into the base is provided with a guide surface, and the outer side walls of the cover body gradually approach each other along the direction gradually far away from the limiting ball.

Through adopting above-mentioned technical scheme, constructor is when placing the lid in the standing groove, through the setting of guide surface, is convenient for counterpoint accuracy between lid and the standing groove.

Optionally, the one end that the standing groove was kept away from to the base is fixed to be provided with the installation piece, be provided with the filter element that is used for filtering debris on the installation piece.

Through adopting above-mentioned technical scheme, through the setting of filter on the installation piece, other impurity that can filter the infiltration wash port prevent to a certain extent to block up drainage system to the follow-up clearance impurity of constructor of being convenient for.

Optionally, the installation piece is connected with the base can be dismantled, be provided with the mounting of fixed installation piece on the base.

Through adopting above-mentioned technical scheme, when the impurity of accumulation on the installation piece is too much, constructor loosens the mounting, dismantles the installation piece from the base, then after constructor clear up, the rethread mounting is fixed the installation piece on the base, increases the practicality.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when a constructor installs the well cover, the base is fixed on the well cover opening, then the plurality of limiting balls on the cover body are respectively opposite to the fixed grooves on the base, then the constructor downwards applies force to place the cover body in the placing groove, and the plurality of limiting balls are driven to be respectively inserted into the fixed grooves through the first elastic piece, so that the stability between the cover body and the base is enhanced, and the situation that the cover body is separated from the base when the well cover is stressed, so that the well cover is broken is avoided to a certain extent;

2. after the cover body is placed in the placing groove, the two sliding blocks have a trend of sliding in the direction of approaching each other through the second elastic piece, and the two sliding blocks are driven to slide in the direction of approaching each other and simultaneously drive the abutting blocks to slide in the direction of approaching the cover body and drive the abutting blocks to abut against the bottom wall of the groove;

3. when the truck or other vehicles with larger dead weight are pressed onto the cover body, the cover body slides towards the direction close to the ground to drive the abutting blocks to slide towards the direction close to the ground, so that the two sliding blocks are driven to slide towards the direction away from each other, the two sliding blocks buffer the pressure born by the cover body through the first frosting surface and the second frosting surface in the sliding process of the sliding grooves, and after the vehicle leaves the position where the well cover is located, the second elastic piece drives the two sliding blocks to slide towards the direction close to each other, so that the abutting blocks and the cover body are driven to slide to the position flush with the road surface.

Drawings

FIG. 1 is an exploded view of the overall structure of an embodiment of the present application;

FIG. 2 is a partial cross-sectional view of an embodiment of the present application, primarily for illustrating the construction of a mounting block;

fig. 3 is an enlarged view of a part of the structure of the embodiment of the present application, mainly for showing the driving mechanism.

Reference numerals illustrate: 1. a base; 11. a placement groove; 12. a rubber pad; 13. a fixing groove; 2. a cover body; 21. a drain hole; 22. a communication groove; 221. a pull rod; 23. a limit groove; 24. a limit ball; 25. a first compression spring; 26. an abutment groove; 3. a mounting block; 31. a filter screen; 32. ear plates; 33. a bolt; 4. an abutment block; 41. a chute; 42. a sliding block; 43. a connecting rod; 44. a slip groove; 45. a tension spring; 46. a second compression spring; 47. a first frosted surface; 48. and a second frosted surface.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-3.

The embodiment of the application discloses a steel fiber concrete well lid. Referring to fig. 1 and 2, the cover comprises a base 1 and a cover body 2, wherein the base 1 is fixedly arranged on a well cover opening on the ground, a placing groove 11 for placing the cover body 2 is formed in the base 1, the cover body 2 is matched with the placing groove 11, and when the cover body 2 is placed in the placing groove 11, the base 1 and the cover body 2 are flush with the ground; the top wall of the cover body 2 is provided with a plurality of drain holes 21 communicated with the well cover opening, and rubber pads 12 are fixedly arranged on the side walls of the placing groove 11 and the side walls of the cover body 2; the top wall of the cover body 2 is provided with a communication groove 22, the bottom wall of the communication groove 22 is hinged with a pull rod 221, and the pull rod 221 is generally clung to the bottom wall of the communication groove 22; one end of the cover body 2 inserted into the base 1 is provided with a guide surface, and the outer side walls of the cover body 2 are gradually close to each other along the direction gradually away from the limiting ball 24.

Referring to fig. 1 and 2, the fixed installation piece 3 that is provided with of one end that standing groove 11 was kept away from to base 1, installation piece 3 is cylindricly, and the cross-sectional area of installation piece 3 is less than the cross-sectional area of well lid, be provided with the filter piece that is used for filtering debris on the installation piece 3, the filter piece includes filter screen 31, through the setting of filter screen 31, prevent to a certain extent that the impurity through the outlet from flowing into in the well lid mouth, installation piece 3 and base 1 detachable connection, be provided with the mounting piece of fixed installation piece 3 on the base 1, the mounting piece includes bolt 33, the fixed otic placode 32 that is provided with on the installation piece 3, otic placode 32 is provided with a plurality of, and a plurality of otic placodes 32 encircle the distribution along the circumference of installation piece 3, all offered the through-hole that supplies bolt 33 to pass on every otic placode 32, a plurality of screw holes have been seted up to the inside wall of base 1, a plurality of screw holes and a plurality of through-holes one-to-one correspondence, bolt 33 pass through-hole and base 1 threaded connection, install piece 3 and base 1 fixed connection.

Referring to fig. 2 and 3, a plurality of limit grooves 23 are formed in the side wall of the cover body 2, the limit grooves 23 are formed in a circumferential surrounding manner along the side wall of the cover body 2, limit balls 24 are slidably arranged in each limit groove 23 along the direction perpendicular to the bottom wall of the limit groove 23, a plurality of fixing grooves 13 for inserting the limit balls 24 are formed in the side wall of the placing groove 11, the fixing grooves 13 are matched with the limit balls 24, first elastic pieces for driving the limit balls 24 to slide in the direction away from the cover body 2 are arranged in the limit grooves 23, each first elastic piece comprises a first pressure spring 25, one end of each first pressure spring 25 is fixedly arranged on the bottom wall of the corresponding limit groove 23, and the other end of each first pressure spring 25 is fixedly arranged on the outer side wall of each limit ball 24.

Referring to fig. 2 and 3, a plurality of sliding grooves 41 are formed in the bottom wall of the placement groove 11, the sliding grooves 41 are formed along the circumferential direction of the base 1, a plurality of abutting blocks 4 are slidably arranged in each sliding groove 41 along the direction perpendicular to the top wall of the base 1, and a plurality of abutting grooves 26 into which the abutting blocks 4 are respectively inserted are formed in the cover 2.

Referring to fig. 2 and 3, a driving mechanism for driving the abutting block 4 to slide is arranged on the base 1, the driving mechanism comprises a sliding block 42, a connecting rod 43 and a second elastic piece, a sliding groove 44 communicated with the sliding groove 41 is arranged on the base 1, two sliding blocks 42 and two connecting rods 43 are respectively arranged in the sliding groove 44 in a sliding manner along the direction of approaching or separating from each other; a fixed block is fixedly arranged between the two sliding blocks 42, a first through hole is formed in each sliding block 42, a fixed rod is fixedly arranged in each sliding groove 44, one end of the fixed rod penetrates through the first through hole and is in sliding connection with one sliding block 42, a second through hole is formed in each fixed block, and the other end of the fixed rod penetrates through the second through hole and the first through hole and is in sliding connection with the other sliding block 42; the two connecting rods 43 are respectively hinged with the two sliding blocks 42, the other ends of the two connecting rods 43 are respectively hinged with the bottom wall of the abutting block, the second elastic piece is used for driving the two sliding blocks 42 to slide along the direction close to each other, the second elastic piece comprises tension springs 45, the tension springs 45 are provided with two, one end of each tension spring 45 is fixedly connected with the side wall of each sliding block 42, and the other end of each tension spring 45 is fixedly connected with the fixed block.

Referring to fig. 2 and 3, a second pressure spring 46 is provided on the top wall of the fixed block, the other end of the second pressure spring 46 is fixedly connected with the abutting block 4, the second pressure spring 46 is used for driving the abutting block 4 to slide along the direction away from the base 1, one ends of the two sliding blocks 42 away from the connecting rod 43 are fixedly provided with a first frosting surface 47, the bottom wall of the sliding groove 44 is provided with a second frosting surface 48, when the sliding block 42 slides on the fixed rod, the first frosting surface 47 is in rolling connection with the second frosting surface 48, the friction force is increased, the pressure born by the cover body 2 is buffered, and under the action of the tension spring 45 and the second pressure spring 46, the cover body 2 is driven to slide back to the state flush with the ground.

The implementation principle of the steel fiber concrete well lid is as follows: when a constructor installs the well cover, the base 1 is fixed on the well cover opening, then the plurality of limiting balls 24 on the cover body 2 are respectively opposite to the fixed grooves 13 on the base 1, then the constructor downwards applies force to place the cover body 2 in the placing groove 11, and the plurality of limiting balls 24 are driven to be respectively inserted into the fixed grooves 13 through the first pressure spring 25; after the cover body 2 is placed in the placement groove 11, the two sliding blocks 42 have a tendency to slide in the direction approaching each other through the tension spring 45, and the two sliding blocks 42 slide in the direction approaching each other and simultaneously drive the abutting blocks to slide in the direction approaching the cover body 2 and drive the abutting blocks to abut against the bottom wall of the abutting groove 26; the stability between the cover body 2 and the base 1 is enhanced, and the cover body 2 is prevented from being separated from the base 1 to cause the breakage of the cover when the cover is stressed to a certain extent.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. The utility model provides a steel fiber concrete well lid which characterized in that: the well cover comprises a base (1) and a cover body (2), wherein the base (1) is fixedly arranged on a well cover opening on the ground, a placing groove (11) for placing the cover body (2) is formed in the base (1), and the cover body (2) is matched with the placing groove (11); offer a plurality of wash ports (21) with well lid mouth intercommunication on lid (2), a plurality of spacing grooves (23) have been seted up to the lateral wall of lid (2), every all slide along the direction that is close to or keeps away from lid (2) in spacing groove (23) and be provided with spacing ball (24), a plurality of confession spacing ball (24) male fixed slot (13) have been seted up to the lateral wall of standing groove (11), be provided with in spacing groove (23) and order about spacing ball (24) towards keeping away from the gliding first elastic component of lid (2) direction.

2. The steel fiber reinforced concrete well lid of claim 1, wherein: the bottom wall of the placing groove (11) is provided with an abutting block (4) in a sliding manner along the direction close to or far away from the base (1), the cover body (2) is provided with an abutting groove (26) for the abutting block (4) to be inserted into, and the base (1) is provided with a driving mechanism for driving the abutting block (4) to slide.

3. The steel fiber reinforced concrete well lid of claim 2, wherein: the driving mechanism comprises sliding blocks (42), connecting rods (43) and second elastic pieces, sliding grooves (44) are formed in the bottom wall of the placing groove (11), the sliding blocks (42) and the connecting rods (43) are both arranged in two, the sliding blocks (42) are arranged in the sliding grooves (44) in a sliding mode along the directions close to each other or far away from each other, the connecting rods (43) are hinged to the two sliding blocks (42) respectively, the other ends of the connecting rods (43) are hinged to the abutting blocks respectively, and the second elastic pieces are used for driving the two sliding blocks (42) to slide along the directions close to each other.

4. A steel fibre concrete manhole cover according to claim 3, characterised in that: the two slip pieces (42) are kept away from the one end of connecting rod (43) and all fixedly provided with first frosting (47), the diapire of slip groove (44) is provided with second frosting (48).

5. The steel fiber reinforced concrete well lid of claim 4, wherein: the side wall of the placing groove (11) and the side wall of the cover body (2) are fixedly provided with rubber pads (12).

6. The steel fiber reinforced concrete well lid of claim 1, wherein: one end of the cover body (2) inserted into the base (1) is provided with a guide surface, and the outer side walls of the cover body (2) are gradually close to each other along the direction gradually far away from the limiting ball (24).

7. The steel fiber reinforced concrete well lid of claim 1, wherein: one end of the base (1) far away from the placing groove (11) is fixedly provided with a mounting block (3), and a filtering piece for filtering sundries is arranged on the mounting block (3).

8. The steel fiber reinforced concrete well lid of claim 7, wherein: the mounting block (3) is detachably connected with the base (1), and a fixing piece of the fixed mounting block (3) is arranged on the base (1).