CN104499506A - Well cover plate and well cover component - Google Patents
Well cover plate and well cover component Download PDFInfo
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- CN104499506A CN104499506A CN201410743880.1A CN201410743880A CN104499506A CN 104499506 A CN104499506 A CN 104499506A CN 201410743880 A CN201410743880 A CN 201410743880A CN 104499506 A CN104499506 A CN 104499506A
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- Prior art keywords
- manhole cover
- plate
- groove
- cover plate
- plate body
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/12—Manhole shafts; Other inspection or access chambers; Accessories therefor
- E02D29/14—Covers for manholes or the like; Frames for covers
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/12—Manhole shafts; Other inspection or access chambers; Accessories therefor
- E02D29/14—Covers for manholes or the like; Frames for covers
- E02D29/149—Annular gaskets
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- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
The invention discloses a well cover plate and a well cover component. The well cover plate comprises a plate body, wherein the plate body is provided with a first plate surface, a second plate surface, and at least one opening hole penetrating through the plate body; the well cover plate further comprises at least one box body; the box body is formed by extending from the second plate surface in the direction away from the plate body; the box body is integrally formed with the plate body; a cavity is formed by surrounding the box body and the plate body; the opening hole is communicated with the cavity. Or, the well cover plate comprises a plate body, wherein the plate body is provided with a first plate surface, a second plate surface, and at least one opening hole penetrating through the plate body; the plate body further comprises a second joint part arranged on the second plate surface; the well cover plate further comprises at least one box body; the box body is provided with a first joint part; the box body can be separately connected to the plate body by jointing or divorcing of the first joint part and the second joint part; when the first joint part is in joint with the second joint part, a cavity is formed by surrounding the box body and the plate body; the opening hole is communicated with the cavity. By the adoption of the box body, the well cover plate has the effects of water proofing and leakage prevention.
Description
Technical field
The present invention relates to civilian infrastructure technical field, particularly a kind of manhole cover plate and a kind of Manhole cover assembly.
Background technology
The patent No. is the Chinese invention patent of ZL02149417.7, discloses the Manhole cover assembly of a kind of anti-sound, anti-jump, antitheft, fall arrest, anti-displacement.
But existing Manhole cover assembly, because the open hole offering for prizing well lid on manhole cover plate, so can not water-tight, be very suitable for the well that electric power well, heating power well, telecommunications well, gasser, signal well etc. need waterproof sealing.
Simultaneously, be arranged on walling crib seat and for the cross section of the elastic component supporting manhole cover plate and become T-shaped, owing to there is elastic component wearing and tearing, the situation such as aging, the surface of elastic component is easy to become uneven, thus walling crib seat and elastic component can not closely be engaged, affect the water resistance of Manhole cover assembly.Meanwhile, the uneven surface of elastic component, also affects the anti-loud performance of Manhole cover assembly.
Fig. 1 is the upward view of existing manhole cover plate, and Fig. 2 is the stereogram of existing manhole cover plate.As seen from Figure 1, Figure 2, in order to prize well lid for attendant, manhole cover plate 9 offers open hole 90, can not water-tight.
Summary of the invention
In order to solve the anti-water problem of well lid, the invention provides a kind of manhole cover plate.Described manhole cover plate comprises plate body, and described plate body has the first plate face and the second plate face and offers at least one open hole running through plate body;
Described manhole cover plate also comprises at least one box body formed along the direction extension away from plate body from the second plate face;
Described box body and described plate body one-body molded and be surrounded by a cavity with described plate body; Described open hole is connected with described cavity.
Wherein, described box body comprises the box wall being connected to described plate body, and with the integrated end wall of described box wall; Described cavity is connected with an open hole respectively.
Wherein, described plate body offers multiple open hole; Described box body comprises the box wall being connected to described plate body, and can integrated end wall with described box wall; Described cavity is connected with multiple open hole respectively.
Wherein, the internal face of described box wall is smooth; Described box wall is cross section is circular cylinder, and described end wall is the circle flat board being parallel to described plate body; Or, the rectangular cylinder of described box wall to be cross section be rectangle, described end wall is the rectangular flat being parallel to described plate body; Or described box wall is cross section is oblong Long Circle cylinder, described end wall is the Long Circle flat board being parallel to described plate body.
Wherein, the described manhole cover plate edge also comprised along plate body is approximately perpendicular to plate body and extends and the support portion that formed from the second plate face, and is approximately perpendicular to plate body from the second plate face and extends and the ribs that formed; Described ribs is connected to support portion.
Wherein, the lower end of described support portion, be provided with a groove, described groove is embedded with elastic ring.
Wherein, the cross section of described groove is trapezoidal and the width of opening is less than the width of bottom land, and described elastic ring can be limited in groove by the cell wall of groove;
And/or
The bottom of described groove is provided with bur, and described elastic ring can be thrust by bur and be limited in groove.
The invention also discloses another manhole cover plate, comprise plate body, described plate body has the first plate face and the second plate face and offers at least one open hole running through plate body, and described plate body also comprises the second junction surface being arranged on the second plate face; Described manhole cover plate also comprises at least one box body; Described box body has the first junction surface, and being engaged with described second junction surface by the first junction surface or depart from, described box body can be connected to described plate body discretely; When the first junction surface engages with the second junction surface, described box body is surrounded by a cavity with described plate body respectively; Described open hole is connected with described cavity.
Wherein, described second junction surface is the cylinder extending along the direction being approximately perpendicular to described plate body from the second plate face and formed, and the inner surface of described cylinder has internal thread; The end wall that described box body comprises circular plate type and the columnar box wall extending along the direction being approximately perpendicular to described end wall from described end wall and formed; Described first junction surface be formed in the external surface of described box wall can with the external screw thread of described internal screw-thread screw.
Wherein, described second junction surface is the second hook joint portion extending from the second plate face and formed; The box wall that described box body comprises end wall and extends from described end wall and formed; Described first junction surface is formed in the first hook joint portion that can engage with described second hook joint portion of the external surface of described box wall.
Wherein, the internal face of described box wall is smooth; Described box wall is provided with elastic component away from the end face of described end wall, and the upper surface of described elastic component has at least one and protrudes and the elasticity rib of formation along the direction being parallel to box wall; Described elastic component and elasticity rib are around the opening of described box body; When the first junction surface engages with the second junction surface, described elasticity rib is posted by described second plate face.
Wherein, the described manhole cover plate edge also comprised along plate body is approximately perpendicular to plate body and extends and the support portion that formed from the second plate face, and is approximately perpendicular to plate body from the second plate face and extends and the ribs that formed; Described ribs is connected to support portion.
Wherein, the lower end of described support portion, be provided with a groove, described groove is embedded with elastic ring.
Wherein, the cross section of described groove is trapezoidal and the width of opening is less than the width of bottom land, and described elastic ring can be limited in groove by the cell wall of groove;
And/or
The bottom of described groove is provided with bur, and described elastic ring can be thrust by bur and be limited in groove.
Wherein, described box body is made up of stainless steel, engineering plastics, ductile iron or cast iron.
The present invention further discloses a kind of Manhole cover assembly, described Manhole cover assembly comprises walling crib seat and is connected to the above-mentioned manhole cover plate of described walling crib seat.
Wherein, described walling crib seat has an outer ring mouth around the annular of an axis, and is approximately perpendicular to the manhole cover plate support platform of described Axis Extension from the internal face of described outer ring mouth; Be provided with the elastic component of the annular around described axis at the upper surface of described manhole cover plate support platform, the upper surface of described elastic component has at least one and protrudes and the elasticity rib of formation along being parallel to axial direction.
Wherein, the upper surface of manhole cover plate support platform is also formed and protrudes and the inner process of the annular of formation along being parallel to axial direction, and inner process is with outer ring opening's edge spaced radial and the diameter of inner process is less than the diameter of outer ring mouth;
Described elastic component is between outer ring mouth and inner process;
The upper surface of described inner process, along the direction of paralleling to the axis, between the top and bottom of elasticity rib.
Wherein, the upper surface of described manhole cover plate support platform is provided with bur, and described elastic component can be thrust by bur and be fixed in the upper surface of manhole cover plate support platform.
From above-mentioned, by arranging with the integrated box body of described plate body or by arranging the box body that can be connected to described plate body discretely, can open hole remained with while maintaining easily personnel's open manhole cover, water can not be entered in well, thus play the effect of waterproof, antiseep, be very suitable for the well that electric power well, heating power well, telecommunications well, gasser, signal well etc. need waterproof sealing, increase the scope of application of well lid.
Accompanying drawing explanation
Fig. 1 is the upward view of existing manhole cover plate;
Fig. 2 is the stereogram of existing manhole cover plate;
Fig. 3 is the stereogram of the first embodiment of manhole cover plate of the present invention;
Fig. 4 is the upward view of the first embodiment of manhole cover plate of the present invention;
Fig. 5 is the upward view of the second embodiment of manhole cover plate of the present invention;
Fig. 6 is the stereogram of the second embodiment of manhole cover plate of the present invention;
Fig. 7 is the top view of the second embodiment of manhole cover plate of the present invention;
Fig. 8 is the upward view of the 3rd embodiment of manhole cover plate of the present invention;
Fig. 9 is the stereogram of the 3rd embodiment of manhole cover plate of the present invention;
Figure 10 is the top view of the 3rd embodiment of manhole cover plate of the present invention;
Figure 11 is the cross-sectional schematic of the 4th embodiment of manhole cover plate of the present invention;
Figure 12 is the schematic perspective view of Manhole cover assembly of the present invention;
Figure 13 is the top view of the walling crib seat of Manhole cover assembly of the present invention;
Figure 14 is the perspective cross-sectional schematic diagram of the walling crib seat of Manhole cover assembly of the present invention;
Figure 15 is the broken section enlarged drawing of Manhole cover assembly of the present invention.
Detailed description of the invention
In order to solve the problem of the water resistance deficiency of existing manhole cover plate, the invention provides a kind of manhole cover plate and a kind of Manhole cover assembly.
Fig. 3 is the stereogram of the first embodiment of manhole cover plate of the present invention.Fig. 4 is the upward view of the first embodiment of manhole cover plate of the present invention.
First embodiment of manhole cover plate of the present invention, comprises plate body 1.Described plate body 1 has the first plate face 11 and the second plate face 12, and offers the open hole 10 that runs through plate body.Manhole cover plate also comprises the box body 2 formed along the direction extension away from plate body 1 from the second plate face 12.
Box body 2 is one-body molded with plate body 1, and is surrounded by a cavity 20 with plate body 1.Open hole 10 is connected with cavity 20.
Further, box body 2 comprises the box wall 21 being connected to plate body 1, and end wall 22 integrated with box wall 21.Then surrounded by box wall 21 and end wall 22 and obtain cavity 20.Those skilled in the art can be appreciated that, end wall 22 and box wall 21 also can be point body formed, such as, can be combined by buckle structure or helicitic texture between end wall 22 and box wall 21.
The internal face of box wall 21 of the present invention is smooth, then when attendant's open manhole cover, avoid opener and box wall 21 engages, thus avoid box wall 21 because of stressed excessive damage.
As shown in Figure 3, Figure 4, box wall 21 for cross section be circular cylinder, described end wall 22 for the circle being parallel to described plate body 1 dull and stereotyped.Certainly, the rectangular cylinder of box wall 21 also can be cross section be rectangle, now end wall 22 is for being parallel to the rectangular flat of described plate body 1; Or (consulting Fig. 8, Fig. 9) box wall 21 also can be cross section is oblong Long Circle cylinder, end wall 22 is for being parallel to the Long Circle flat board of described plate body 1.
The manhole cover plate of the present invention edge also comprised along plate body 1 is approximately perpendicular to plate body 1 from the second plate face 12 and extends and the support portion 13 formed, and is approximately perpendicular to plate body 1 from the second plate face 12 and extends and the ribs 14 formed.
Ribs 14 is connected to support portion 13, thus improves the structural strength of manhole cover plate.Further, manhole cover plate of the present invention has many ribs 14, described ribs 14 in upward view respectively along the longitudinal or horizontal expansion and vertically interlocking with several ribs 14.Further, the height of the aspect ratio support portion 13 of the ribs 14 at link position place is short.
Fig. 5 is the upward view of the second embodiment of manhole cover plate of the present invention.Fig. 6 is the stereogram of the second embodiment of manhole cover plate of the present invention.Fig. 7 is the top view of the second embodiment of manhole cover plate of the present invention.Second embodiment of manhole cover plate of the present invention, similar with the first embodiment, difference is, plate body 1 offers two open holes 10, and each open hole 10 is provided with a box body 2.Box body 2 is surrounded by a cavity 20 with described plate body 1 respectively, and described cavity 20 is connected with an open hole 10 respectively.
Certainly by the second embodiment, those skilled in the art are scrutable, and by arranging box body respectively, can make box body and open hole one_to_one corresponding, the cavity that box body surrounds is connected with an open hole respectively corresponding open hole.
Fig. 8 is the upward view of the 3rd embodiment of manhole cover plate of the present invention.Fig. 9 is the stereogram of the 3rd embodiment of manhole cover plate of the present invention.Figure 10 is the top view of the 3rd embodiment of manhole cover plate of the present invention.
3rd embodiment of manhole cover plate of the present invention, similar with the second embodiment, difference is, the 3rd embodiment is provided with a box body 2.Box body 2 comprises the box wall 21 and end wall 22 integrated with described box wall 21 that are connected to described plate body 1.Box body 2 and plate body 1 are surrounded by a cavity 20, and in the present embodiment, two open holes 10 of plate body 1 are connected with this cavity 20.
As shown in Figure 8, Figure 9, box wall 21 for cross section be oblong Long Circle cylinder, described end wall 22 for the Long Circle being parallel to described plate body 1 dull and stereotyped.Certainly, the rectangular cylinder of box wall 21 also can be cross section be rectangle, now end wall 22 is for being parallel to the rectangular flat of described plate body 1; Or box wall 21 also can be cross section is circular cylinder, end wall 22 is for being parallel to the circle flat board of described plate body 1.
Figure 11 is the cross-sectional schematic of the 4th embodiment of manhole cover plate of the present invention.
As shown in figure 11, the lower end of described support portion 13, is provided with a groove 131, and described groove 131 is embedded with the elastic ring 15 protruding groove 131, in other words, elastic ring 15 is being greater than the degree of depth of groove 131 thus is protruding groove 131 along the thickness in the direction that parallels to the axis.
In the present embodiment, the cross section of groove 131 is trapezoidal and the width of opening is less than the width of bottom land, then elastic ring 15 can be limited in groove 131 by the cell wall of groove, by little near aperture position size, makes elastic ring 15 by firmly spacing.
Further, the bottom of described groove 131 is provided with bur (not shown), and described elastic ring 15 can be thrust by bur and be limited in groove 131.In the present embodiment, the end of bur, with barb, can, when thrusting elastic ring 15, prevent elastic ring 15 from departing from by barb effectively.In the present embodiment, in groove 131, be provided with multiple bur, between two adjacent burs, be spaced apart about 10cm.
Further, the soffit of elastic ring 15 has at least one and axially protrudes and the elasticity rib 151 of formation along being parallel to, and the elastic ring 15 of the present embodiment comprises two elasticity ribs 151 of almost parallel arrangement.
By arranging elastic ring 15, manhole cover plate and walling crib seat can be made closely to fit, strengthening anti-loud performance and water resistance further.By arranging elasticity rib 151, the wearing and tearing of elastic ring 15 can be reduced, walling crib seat and manhole cover plate are closely engaged, strengthen anti-loud performance and water resistance further.
In the present embodiment, elastic ring 15, is made up of rubber, also can have flexible material by remaining and make.
It will be recognized by one of ordinary skill in the art that, if in Practical Project, manhole cover plate does not arrange support portion 13, can be then, by the second plate face 12 of plate body 1, its outward flange is provided with a groove, the elastic ring protruding groove is embedded with at groove, manhole cover plate and walling crib seat can be made equally closely to fit, strengthen anti-loud performance and water resistance further.
Among above four embodiments, box body and plate body one-body molded, invention further provides the 5th embodiment of manhole cover plate, 5th embodiment and above-mentioned first embodiment, the second embodiment the 3rd embodiment are roughly the same with the 4th embodiment, difference is, among 5th embodiment, box body can be connected discretely with plate body.Wherein, box body can be engaged by the method screwed togather or engage with plate body, and the shortcoming of this programme is that junction surface gets rusty easily, and advantage is easily to change box body, and because the material of box body can be different from plate body and can reduce and get rusty and reduce costs.
Preferably, among the fifth embodiment of the present invention, box body can be connected discretely with plate body.More specifically, described manhole cover plate comprises plate body, and described plate body has the first plate face and the second plate face, and offers at least one open hole running through plate body.Described manhole cover plate comprises at least one box body; Described box body has the first junction surface, and described plate body also comprises the second junction surface being arranged on the second plate face; Being engaged with described second junction surface by the first junction surface or depart from, described box body can be connected to described plate body discretely.When the first junction surface engages with the second junction surface, described box body is surrounded by a cavity with described plate body respectively, and described open hole is connected with described cavity.Now box body does not need with plate body one-body molded, can be made up of stainless steel, engineering plastics, ductile iron or cast iron.
Preferably, the first junction surface and the second junction surface can use the method screwed togather to engage: the second junction surface is the cylinder extending along the direction being approximately perpendicular to plate body from the second plate face and formed, and the inner surface of cylinder has internal thread.The end wall that box body comprises circular plate type and the columnar box wall extending along the direction being approximately perpendicular to described end wall from end wall and formed.First junction surface be formed in the external surface of box wall can with the external screw thread of internal screw-thread screw.Then box body can be connected to plate body by external screw thread and screwing togather of internal thread.By arranging external screw thread at the external surface of box wall and arranging internal thread at the inner surface at the second junction surface, ponding first can be accumulated in box body and be not easy to lodge in screw lock junction in use, can reduce the speed screwing togather position and get rusty.Preferably, the global shape of manhole cover plate is similar with the second embodiment as shown in Figure 6, and difference is to arrange the female cylinder of tool highlightedly at plate body, by having externally threaded box body screw lock in cylinder, manhole cover plate can be made to possess water proofing property.
Except the method that use screws togather, the first junction surface and the second junction surface also can use the method engaged to engage: now the second junction surface is the second hook joint portion extending from the second plate face and formed.Now box body comprises end wall and extends and the box wall of formation from end wall, and the first junction surface is formed in the first hook joint portion that can engage with the second hook joint portion of the external surface of box wall.Then box body can be connected to plate body by the first hook joint portion and the second hooking together of hook joint portion.It will be understood by a person skilled in the art that, there is multiple feasible implementation in the first hook joint portion and the second hook joint portion, and now box wall to be cross section be that circular cylinder end wall is that to be parallel to the circle of described plate body dull and stereotyped; Or the rectangular cylinder end wall of box wall to be cross section be rectangle is the rectangular flat being parallel to described plate body; Or box wall is cross section, and to be oblong Long Circle cylinder end wall be that to be parallel to the Long Circle of described plate body dull and stereotyped.
Further, box wall is provided with elastic component away from the end face of end wall, and the upper surface of elastic component has at least one (such as three) and protrudes and the elasticity rib of formation along the direction being parallel to box wall.Elastic component is fixedly installed on box wall and has following two kinds of modes away from the end face of end wall: the soffit of elastic component is recessed to form a groove, and elastic component is set in a box ancient piece of jade, round, flat and with a hole in its centre by groove; Or a described box ancient piece of jade, round, flat and with a hole in its centre is provided with bur away from the end face of end wall, and elastic component can be thrust by bur and be fixed in the end face of box wall away from end wall.Elastic component and elasticity rib are around the opening of described box body; When the first junction surface engages with the second junction surface, elasticity rib is posted by the second plate face.Be arranged on the end face of box wall by elasticity rib and be posted by the second plate face, can the effect of enhanced leaktightness, anti-sealing leaks, and the position that the first junction surface also can be prevented to be connected with the second junction surface, due to ponding, corrosion of metal occurs.
The manhole cover plate edge also comprised along plate body is approximately perpendicular to plate body and extends and the support portion that formed from the second plate face, and is approximately perpendicular to plate body from the second plate face and extends and the ribs that formed, and ribs is connected to support portion.Preferably, the height of the aspect ratio support portion of the ribs at link position place is short.
The lower end of support portion, be provided with a groove, groove is embedded with elastic ring.The cross section of groove is trapezoidal and the width of opening is less than the width of bottom land, then elastic ring can be limited in groove by the cell wall of groove, by little near aperture position size, makes elastic ring by firmly spacing.
Further, the bottom of described groove is provided with bur, and described elastic ring can be thrust by bur and be limited in groove.Preferably, the end of bur, with barb, can, when thrusting elastic ring, prevent elastic ring from departing from by barb effectively.Further, the soffit of elastic ring has the elasticity rib that at least one (such as two or three) are formed along being parallel to axial protrusion.It will be recognized by one of ordinary skill in the art that, if in Practical Project, manhole cover plate does not arrange support portion, can be then, by the second plate face of plate body, its outward flange is provided with a groove, the elastic ring protruding groove is embedded with at groove, manhole cover plate and walling crib seat can be made equally closely to fit, strengthen anti-loud performance and water resistance further.
The present invention further discloses a kind of Manhole cover assembly.Described Manhole cover assembly comprises walling crib seat and is connected to any one manhole cover plate as above of described walling crib seat.
Figure 12 is the schematic perspective view of Manhole cover assembly of the present invention.Figure 13 is the top view of the walling crib seat of Manhole cover assembly of the present invention.Figure 14 is the perspective cross-sectional schematic diagram of the walling crib seat of Manhole cover assembly of the present invention.Figure 15 is the broken section enlarged drawing of Manhole cover assembly of the present invention.
Manhole cover assembly of the present invention, comprise as the first embodiment, the second embodiment, the 3rd embodiment, the 4th embodiment, or the 5th manhole cover plate described in embodiment and a walling crib seat 3, following discussion illustrates, for manhole cover plate as in the first embodiment and walling crib seat 3.
Walling crib seat 3 has an outer ring mouth 31 around the annular of an axis, and is approximately perpendicular to the manhole cover plate support platform 32 of described Axis Extension from the internal face of outer ring mouth 31.Further, this walling crib seat 3 also comprises and is approximately perpendicular to described axis from the lateral wall of outer ring mouth 31 and extends radially outwardly and the outer stationary plates 33 formed.
The upper surface of described manhole cover plate support platform 32 is provided with the elastic component 34 around the annular of described axis, and the upper surface of described elastic component 34 has at least one and protrudes and the elasticity rib 35 of formation along being parallel to axial direction.The walling crib seat 3 of the present embodiment comprises three elasticity ribs 35 of almost parallel arrangement.
The upper surface of manhole cover plate support platform 32 is also formed and protrudes and the inner process 36 of annular that formed along being parallel to axial direction, inner process 36 and outer ring mouth 31 radially interval and the diameter of inner process 36 is less than the diameter of outer ring mouth 31.Elastic component 34 is between outer ring mouth 31 and inner process 36.
The upper surface of inner process 36, along the direction of paralleling to the axis, between the top and bottom of elasticity rib 35.Namely in a state of use, the upper surface of inner process 36, the top along the direction ratio elasticity rib 35 paralleled to the axis is low and upper surface that is elastic component 34 frequently is high.By inner process 36, elasticity rib 35 can be avoided to be excessively abraded, improve anti-loud performance and water resistance.
Preferably, the upper surface of manhole cover plate support platform 32 is provided with bur (not shown), and elastic component 34 can be thrust by bur and be fixed in the upper surface of manhole cover plate support platform 32.In the present embodiment, the end of bur, with barb, can prevent elastic component 34 from departing from by barb effectively.
Elastic component 34 in the present embodiment, elasticity rib 35, can be made up of rubber, also can have flexible material by remaining and make.
As shown in Figure 15, when Manhole cover assembly of the present invention is in using state, manhole cover plate is positioned at the top of walling crib seat 3, by the outward flange of manhole cover plate (among Figure 15, support portion for manhole cover plate) be resisted against the elasticity rib 35 of walling crib seat 3, can there is elastic deformation in elasticity rib 35, make elasticity rib 35 fit tightly in manhole cover plate, improves anti-loud performance and water resistance.When elasticity rib 35 is by mild wear; or when producing larger deformation owing to being subject to larger External Force Acting; inner process 36 can coordinate with manhole cover plate (among Figure 15, the ribs for manhole cover plate), and protection elasticity rib 35 is excessively abraded to avoid elasticity rib 35.
From the above mentioned, the present invention has following advantage at least:
(1), by arranging with the integrated box body of described plate body or by arranging the box body that can be connected to described plate body discretely, can open hole remained with while maintaining easily personnel's open manhole cover, water can not be entered in well, thus play the effect of waterproof, antiseep, be very suitable for the well that electric power well, heating power well, telecommunications well, gasser, signal well etc. need waterproof sealing, increase the scope of application of well lid;
(2), smooth by the internal face of box wall, then when attendant's open manhole cover, avoid opener and the engaging of box wall, thus avoid box wall because of stressed excessive damage;
(3), by arranging ribs and support portion, and ribs is connected to support portion, thus improves the structural strength of manhole cover plate;
(4), because box body can be designed to various shape, improve the scope of application of well lid of the present invention;
(5), by arranging groove in the lower end of support portion or the second plate face, and a firmly spacing elastic ring protruding groove in a groove, anti-loud performance and water resistance can be strengthened further;
(6), by box body can be connected discretely with plate body, when box body damages, can box body be changed and not need to change whole manhole cover plate, reducing product maintenance cost;
(7), when box body can be connected discretely with plate body, by the upper surface arranging elastic component and elastic component away from the end face of end wall at box wall, there is elasticity rib, can the effect of enhanced leaktightness, anti-sealing leaks, and the position that the first junction surface also can be prevented to be connected with the second junction surface, due to ponding, corrosion of metal occurs;
(8), by the upper surface of the elastic component at walling crib seat elasticity rib is set, elasticity rib can be fitted tightly in manhole cover plate, improve anti-loud performance and water resistance;
(9), by arranging inner process, coordinated with manhole cover plate by inner process, protection elasticity rib is excessively abraded to avoid elasticity rib.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; the change that can expect easily or replacement, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of claim.
Claims (23)
1. a manhole cover plate, comprises plate body, and described plate body has the first plate face and the second plate face and offers at least one open hole running through plate body, it is characterized in that,
Described manhole cover plate also comprises at least one box body formed along the direction extension away from plate body from the second plate face;
Described box body is one-body molded with described plate body respectively and be surrounded by a cavity with described plate body; Described open hole is connected with described cavity.
2. manhole cover plate according to claim 1, is characterized in that,
Described plate body offers an open hole; Described manhole cover plate comprises a box body; Described box body comprises the box wall being connected to described plate body, and with the integrated end wall of described box wall.
3. manhole cover plate according to claim 1, is characterized in that,
Described plate body offers multiple open hole;
Described manhole cover plate comprises a box body, described box body comprise the box wall that is connected to described plate body and with the integrated end wall of described box wall, described multiple open hole is connected with this cavity; Or described manhole cover plate comprises multiple box body, described box body corresponding with each open hole respectively and comprise the box wall that is connected to described plate body and with the integrated end wall of described box wall, described cavity is connected with an open hole respectively.
4. the manhole cover plate according to Claims 2 or 3, is characterized in that,
The internal face of described box wall is smooth;
Described box wall is cross section is circular cylinder, and described end wall is the circle flat board being parallel to described plate body; Or, the rectangular cylinder of described box wall to be cross section be rectangle, described end wall is the rectangular flat being parallel to described plate body; Or described box wall is cross section is oblong Long Circle cylinder, described end wall is the Long Circle flat board being parallel to described plate body.
5. the manhole cover plate according to the arbitrary claim of claims 1 to 3, is characterized in that,
The described manhole cover plate edge also comprised along plate body is approximately perpendicular to plate body and extends and the support portion that formed from the second plate face, and is approximately perpendicular to plate body from the second plate face and extends and the ribs that formed;
Described ribs is connected to support portion.
6. manhole cover plate according to claim 5, is characterized in that,
The lower end away from the second plate face of described support portion, be provided with a groove, described groove is embedded with elastic ring.
7. manhole cover plate according to claim 6, is characterized in that,
The cross section of described groove is trapezoidal and the width of opening is less than the width of bottom land, and described elastic ring can be limited in groove by the cell wall of groove;
And/or
The bottom of described groove is provided with bur, and described elastic ring can be thrust by bur and be limited in groove.
8. the manhole cover plate according to the arbitrary claim of claims 1 to 3, is characterized in that,
Second plate face of described plate body is provided with a groove along its outward flange, and described groove is embedded with elastic ring.
9. manhole cover plate according to claim 8, is characterized in that,
The cross section of described groove is trapezoidal and the width of opening is less than the width of bottom land, and described elastic ring can be limited in groove by the cell wall of groove;
And/or
The bottom of described groove is provided with bur, and described elastic ring can be thrust by bur and be limited in groove.
10. a manhole cover plate, comprises plate body, and described plate body has the first plate face and the second plate face and offers at least one open hole running through plate body, it is characterized in that,
Described plate body also comprises the second junction surface being arranged on the second plate face;
Described manhole cover plate also comprises at least one box body; Described box body has the first junction surface, and being engaged with described second junction surface by the first junction surface or depart from, described box body can be connected to described plate body discretely;
When the first junction surface engages with the second junction surface, described box body is surrounded by a cavity with described plate body respectively; Described open hole is connected with described cavity.
11. manhole cover plates according to claim 10, is characterized in that,
Described second junction surface is the cylinder extending along the direction being approximately perpendicular to described plate body from the second plate face and formed, and the inner surface of described cylinder has internal thread;
The end wall that described box body comprises circular plate type and the columnar box wall extending along the direction being approximately perpendicular to described end wall from described end wall and formed;
Described first junction surface be formed in the external surface of described box wall can with the external screw thread of described internal screw-thread screw;
Described box body can be connected to described plate body by described external screw thread and screwing togather of internal thread.
12. manhole cover plates according to claim 10, is characterized in that,
Described second junction surface is the second hook joint portion extending from the second plate face and formed;
The box wall that described box body comprises end wall and extends from described end wall and formed;
Described first junction surface is formed in the first hook joint portion that can engage with described second hook joint portion of the external surface of described box wall.
13. manhole cover plates according to claim 11 or 12, is characterized in that,
The internal face of described box wall is smooth;
Described box wall is provided with elastic component away from the end face of described end wall, and the upper surface of described elastic component has at least one and protrudes and the elasticity rib of formation along the direction being parallel to box wall;
Described elastic component and elasticity rib are around the opening of described box body; When the first junction surface engages with the second junction surface, described elasticity rib is posted by described second plate face.
14., according to claim 10 to the manhole cover plate described in 12 arbitrary claims, is characterized in that,
The described manhole cover plate edge also comprised along plate body is approximately perpendicular to plate body and extends and the support portion that formed from the second plate face, and is approximately perpendicular to plate body from the second plate face and extends and the ribs that formed;
Described ribs is connected to support portion.
15. manhole cover plates according to claim 14, is characterized in that,
The lower end away from the second plate face of described support portion, be provided with a groove, described groove is embedded with elastic ring.
16. manhole cover plates according to claim 15, is characterized in that,
The cross section of described groove is trapezoidal and the width of opening is less than the width of bottom land, and described elastic ring can be limited in groove by the cell wall of groove;
And/or
The bottom of described groove is provided with bur, and described elastic ring can be thrust by bur and be limited in groove.
17., according to claim 10 to the manhole cover plate described in 12 arbitrary claims, is characterized in that,
Second plate face of described plate body is provided with a groove along its outward flange, and described groove is embedded with elastic ring.
18. manhole cover plates according to claim 17, is characterized in that,
The cross section of described groove is trapezoidal and the width of opening is less than the width of bottom land, and described elastic ring can be limited in groove by the cell wall of groove;
And/or
The bottom of described groove is provided with bur, and described elastic ring can be thrust by bur and be limited in groove.
19., according to claim 10 to the manhole cover plate described in 12 arbitrary claims, is characterized in that,
Described box body is made up of stainless steel, engineering plastics, ductile iron or cast iron.
20. 1 kinds of Manhole cover assemblies, described Manhole cover assembly comprises walling crib seat and is connected to the manhole cover plate according to the arbitrary claim of claim 1 to 19 of described walling crib seat.
21. Manhole cover assemblies according to claim 20, is characterized in that,
Described walling crib seat has an outer ring mouth around the annular of an axis, and is approximately perpendicular to the manhole cover plate support platform of described Axis Extension from the internal face of described outer ring mouth;
Be provided with the elastic component of the annular around described axis at the upper surface of described manhole cover plate support platform, the upper surface of described elastic component has at least one and protrudes and the elasticity rib of formation along being parallel to axial direction.
22. Manhole cover assemblies according to claim 21, is characterized in that,
The upper surface of manhole cover plate support platform is also formed and protrudes and the inner process of the annular of formation along being parallel to axial direction, and inner process is with outer ring opening's edge spaced radial and the diameter of inner process is less than the diameter of outer ring mouth;
Described elastic component is between outer ring mouth and inner process;
The upper surface of described inner process, along the direction of paralleling to the axis, between the top and bottom of elasticity rib.
23. Manhole cover assemblies according to claim 21 or 22, is characterized in that,
The upper surface of described manhole cover plate support platform is provided with bur, and described elastic component can be thrust by bur and be fixed in the upper surface of manhole cover plate support platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410743880.1A CN104499506A (en) | 2014-12-08 | 2014-12-08 | Well cover plate and well cover component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410743880.1A CN104499506A (en) | 2014-12-08 | 2014-12-08 | Well cover plate and well cover component |
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| Publication Number | Publication Date |
|---|---|
| CN104499506A true CN104499506A (en) | 2015-04-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410743880.1A Pending CN104499506A (en) | 2014-12-08 | 2014-12-08 | Well cover plate and well cover component |
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| Country | Link |
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| CN (1) | CN104499506A (en) |
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| CN105275080A (en) * | 2015-10-23 | 2016-01-27 | 杭州金盟道路设施有限公司 | High-load water grate |
| CN105275018A (en) * | 2015-11-05 | 2016-01-27 | 无锡爱路建设有限公司 | Pressure-resistant well lid for repair and method for mounting pressure-resistant well lid |
| CN106013252A (en) * | 2016-07-04 | 2016-10-12 | 无锡爱路建设有限公司 | Integrated compression-resisting well cover and method of arranging well cover on new pavement |
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Application publication date: 20150408 |