CN212926175U

CN212926175U - Anti-falling double-layer well lid

Info

Publication number: CN212926175U
Application number: CN202021538319.7U
Authority: CN
Inventors: 邓昕
Original assignee: Wuhan Optical Valley Electric Power Technology Co ltd
Current assignee: Wuhan Optical Valley Electric Power Technology Co ltd
Priority date: 2020-07-29
Filing date: 2020-07-29
Publication date: 2021-04-09
Anticipated expiration: 2030-07-29

Abstract

The utility model belongs to the technical field of the well lid and specifically relates to a double-deck well lid of preventing falling is related to, it is including installing the well lid body in the worker well, the week side packing of well lid body has the pitch to mix the layer, the well lid body is including installation well frame and articulated lock in the epitaxial apron in installation well frame top, the inside of installation well frame is worn to be equipped with the support slide bar of many mutual butts of tip along its radial slip, the pitch mixes the pre-buried sliding sleeve that has many and support slide bar one-to-ones and coaxial setting of layer inside, and the sliding sleeve is uncovered setting towards the one end of installation well frame, the center department movable mounting of installation well frame has the impeller that promotes many support slide bars and. This application has the installation fastness that improves the well lid, reduces the effect of latent falling well risk.

Description

Anti-falling double-layer well lid

Technical Field

The utility model relates to a field of well lid especially relates to a prevent double-deck well lid of falling.

Background

The manhole cover is used for covering roads or deep wells at home and preventing people or objects from falling, can be divided into a metal manhole cover, a high-strength fiber cement concrete manhole cover, a resin manhole cover and the like according to materials, is generally circular, can be used for greenbelts, sidewalks, motor vehicle lanes, wharfs, alleys and the like, and still has various defects in the manhole covers appearing on the market.

Now, a Chinese patent with the publication number of CN208633257U is searched, and a falling-object-preventing double-layer well lid is disclosed, which comprises an upper-layer well lid, an upper-layer drainage hole, a lower-layer well lid, a lower-layer drainage hole and an edge protrusion, wherein the upper-layer well lid and the lower-layer well lid are of rectangular structures with the same length, degree and width and are arranged in parallel; the edge part of the lower well cover is provided with an edge bulge which is raised upwards; the upper well cover is matched with the cover and arranged on the edge protrusion, and a space is reserved between the upper well cover and the lower well cover.

Aiming at the related technology, the inventor thinks that the installation of well lid is fixed insecure, along with pedestrian and vehicle constantly roll from the well lid process, the well lid easily produces to sway or rock in the past this time, and sways the degree and gradually increases, and then has the defect of the potential danger of vehicle pedestrian's drop well.

SUMMERY OF THE UTILITY MODEL

In order to improve the installation fastness of well lid, this application provides a prevent double-deck well lid of falling.

The application provides a pair of prevent falling double-deck well lid adopts following technical scheme:

the utility model provides a prevent double-deck well lid that falls, is including installing in the well lid body of worker's well, and the week side packing of well lid body has the pitch to mix the layer, and the well lid body includes installation well frame and articulated lock in the epitaxial apron in installation well frame top, the inside of installation well frame is worn to be equipped with the support slide bar of the mutual butt of many tip along its radial sliding, pitch mix the layer inside pre-buried have many with support the sliding sleeve of slide bar one-to-one and coaxial setting, just the sliding sleeve orientation in the one end of installation well frame is uncovered setting, the center department movable mounting of installation well frame has and promotes many support the slide bar and slide to inlay and locate the impeller in the sliding.

By adopting the technical scheme, when an operator installs the double-layer well cover, the installation well frame is firstly coaxially placed on the upper end surface of the well to be processed, then the plurality of sliding sleeves are correspondingly supported on the peripheral side of the installation well frame by utilizing the supporting piece to keep corresponding to the supporting sliding rods, and the asphalt mixing layer is filled around the supporting piece and the sliding sleeve are smoothly embedded, after the asphalt mixing layer is solidified, the pushing piece is inserted from top to bottom, so that the pushing piece pushes the multi-support sliding rod to be synchronously inserted into the sliding sleeve in a sliding mode in a mode that the center is dispersed towards the periphery for supporting and fixing, the installation well frame is connected with the asphalt mixing layer, the supporting firmness of the installation well frame in the longitudinal direction is improved, the top surface of the well cover body is kept flush with the upper end surface of the asphalt mixing layer after the cover plate is closed, pedestrians and vehicles are difficult to shake the installation well frame when passing through the well cover, and the potential danger of well falling caused by the fact that the cover body is loosened and falls carelessly is reduced.

Preferably, a plurality of the supporting slide bars are obliquely arranged, and the supporting slide bars are gradually inclined towards the axis of the outer wall of the installation well frame.

By adopting the technical scheme, the supporting slide rods are obliquely arranged, and after the pushing piece is taken out from the installation well frame, the supporting slide rods can slide and reset under the action of gravity to the end parts of the supporting slide rods to be mutually abutted, so that resetting and dismantling and subsequent secondary assembly are facilitated.

Preferably, the pushing member comprises a pin rod and a limiting disc, one end of the pin rod is in a round table shape, the other end of the pin rod is coaxially and fixedly arranged with the end face of the limiting disc, the periphery of the pin rod is in sliding contact with the end portions of the supporting slide rods, the cross section of the limiting disc is in a T shape, and a limiting groove for the limiting disc to be embedded into is formed in the extension of the inner wall of the installation well frame.

Through adopting above-mentioned technical scheme, when the step face butt joint of spacing dish to spacing groove diapire, can support the bolt pole on the installation well frame, and just the week side of bolt pole promotes the one end butt that supports the slide bar on the diapire of sliding sleeve, and simple structure just matches closely each other.

Preferably, the cross section of the supporting sliding rod is circular, and the length of the supporting sliding rod is smaller than the radius of the installation well frame.

Through adopting above-mentioned technical scheme to ensure that the income of supporting the slide bar and the roll-off can not all be slipped out in the installation well frame.

Preferably, a waist-shaped groove is formed in the center of the limiting disc, a ring of annular groove communicated with the waist-shaped groove is formed in the limiting disc, and the diameter of the waist-shaped groove is equal to the radius of the annular groove.

Through adopting above-mentioned technical scheme, operating personnel can utilize L shape hook to go deep into its gib head from the kidney-shaped inslot, then get into the ring channel and rotate certain angle rather than the diapire conflict back, make the corner butt of L shape hook on the ring channel inner wall, upwards stretch immediately and can take out the bolt pole from installing the well frame smoothly, simple structure, and ann tears open conveniently.

Preferably, a circle of fixing ring is fixedly arranged on the extension of the peripheral side of the installation well frame, which is far away from the cover plate, the fixing ring is placed at the top end of the working well, a plurality of reinforcing ribs are fixedly arranged at the end part of the fixing ring, and the side walls of the reinforcing ribs are fixed with the peripheral wall of the installation well frame.

Through adopting above-mentioned technical scheme, solid fixed ring is shelved on the terminal surface of worker's well to ensure that installation well frame and worker's well internal diameter size keep unanimous, the support dynamics that establishes the solid fixed ring of messenger is stronger in the adding of strengthening rib, can not produce deformation easily, and the holding power is stronger.

Preferably, a plurality of expansion bolts in threaded connection with the fixing ring are vertically embedded in the top surface of the opening of the working well.

Through adopting above-mentioned technical scheme, expansion bolts's adding establishes further the connection of having strengthened installation well frame and the well head of worker's well, still can improve holistic joint strength when can installing the location.

Preferably, an anti-theft lock is installed between the free end of the cover plate far away from the hinged point of the cover plate and the installation well frame.

Through adopting above-mentioned technical scheme, the pickproof lock can be with the firm locking of apron on the installation well frame to prevent that other people from opening the apron at will.

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

1. the bolt rods are inserted into the installation well frame to push the support slide rods to be synchronously embedded into the slide sleeves in a sliding manner, so that the installation well frame is connected with the asphalt mixing layer, the support firmness of the installation well frame in the longitudinal direction is improved, a pedestrian vehicle cannot shake the installation well frame when passing by, and the potential danger of falling into a well due to the fact that the cover body is loosened and falls carelessly is reduced;

2. the L-shaped hook penetrates the hook head of the L-shaped hook from the inside of the kidney-shaped groove, then enters the annular groove to abut against the bottom wall of the annular groove and then rotates for a certain angle, so that the corner of the L-shaped hook abuts against the inner wall of the annular groove, and the L-shaped hook is immediately upwards stretched and can smoothly take out the bolt rod from the installation well frame.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present application;

FIG. 2 is a perspective view of an embodiment of the present application;

FIG. 3 is a schematic cross-sectional view taken along line A-A of FIG. 1;

FIG. 4 is a schematic cross-sectional view taken along line B-B of FIG. 1;

fig. 5 is an enlarged view at C in fig. 4.

Fig. 6 is a schematic view of the opening structure of the kidney-shaped groove and the annular groove.

Reference numerals: 1. installing a well frame; 2. a cover plate; 3. supporting the sliding rod; 4. a sliding sleeve; 5. a pusher member; 51. a latch rod; 52. a limiting disc; 53. a limiting groove; 6. a kidney-shaped groove; 7. an annular groove; 8. a fixing ring; 9. reinforcing ribs; 10. an expansion bolt.

Detailed Description

The present application is described in further detail below with reference to the accompanying drawings.

Referring to fig. 1, this application embodiment discloses a double-deck well lid of preventing falling, including installing in the well lid body of worker's well, the well lid body is including installation well frame 1 and articulated lock in the epitaxial apron 2 in installation well frame 1 top, installation well frame 1 is hollow cylindricly, and its up end is equipped with the slope with 2 adaptations of apron, apron 2 keeps away from and installs the pickproof lock between the free end of its pin joint and installation well frame 1, the pickproof lock can be with 2 firm locks of apron on installation well frame 1 to prevent that other people from opening apron 2 at will.

Referring to fig. 1 and 2, a circle of fixing ring 8 is fixedly arranged on the extension of the peripheral side of the installation well frame 1 far away from the cover plate 2, the fixing ring 8 is placed at the top end of the working well, a plurality of reinforcing ribs 9 are fixedly arranged at the end part of the fixing ring 8, the side walls of the reinforcing ribs 9 are fixed with the peripheral wall of the installation well frame 1, the fixing ring 8 is placed on the end face of the working well so as to ensure that the sizes of the inner diameters of the installation well frame 1 and the working well are consistent, and the reinforcing ribs 9 are arranged so that the fixing ring 8 has stronger supporting force, cannot be easily deformed and has stronger supporting; the vertical pre-buried many expansion bolts 10 with 8 threaded connection of solid fixed ring on the opening top surface of worker's well, expansion bolts 10 add to establish and further strengthened the connection of installation well frame 1 with the well head of worker's well, still can improve holistic joint strength when can installing the location.

Referring to fig. 2 and 3, the mixed layer of pitch is filled to the week side of installation well frame 1, the inside of installation well frame 1 is worn to be equipped with the support slide bar 3 of many mutual butts of tip along its radial slip, the cross-section of supporting slide bar 3 is circular, the mixed layer of pitch is pre-buried have many with support slide bar 3 one-to-one and coaxial setting's sliding sleeve 4, sliding sleeve 4 is cylindricly, and sliding sleeve 4 is uncovered setting towards the one end of installation well frame 1, operating personnel is when the double-deck well lid of installation, lay installation well frame 1 coaxial shelving the up end of treating the installation well earlier, utilize support piece to support many sliding sleeves 4 and correspond on the week side of installation well frame 1 with supporting slide bar 3 and keep corresponding afterwards, and it mixes the layer of pitch and is pre-buried smoothly with support piece and sliding sleeve 4 around. The length of the supporting slide rod 3 is smaller than the radius of the installation well frame 1, so that the supporting slide rod 3 can not slide in and out of the installation well frame 1; the supporting slide bars 3 are all obliquely arranged, the supporting slide bars 3 are gradually inclined towards the axes of the supporting slide bars 3 on the outer wall of the installation well frame 1, the supporting slide bars 3 are obliquely arranged, and when the pushing piece 5 is taken out of the installation well frame 1, the supporting slide bars 3 can slide and reset under the action of gravity to abut against the end parts of the supporting slide bars 3 so as to reset and dismantle and follow-up secondary assembly.

Referring to fig. 2 and 3, a pushing piece 5 for pushing a plurality of supporting sliding rods 3 to be embedded in a sliding sleeve 4 in a sliding manner is movably arranged at the center of the installation well frame 1; after the asphalt mixing layer is solidified, the pushing piece 5 is inserted from top to bottom, so that the pushing piece 5 pushes the multi-support sliding rod 3 to be synchronously inserted into the sliding sleeve 4 in a state that the center is diffused towards the periphery for supporting and fixing, the installation well frame 1 is connected with the asphalt mixing layer, the supporting firmness in the longitudinal direction of the installation well frame 1 is improved, the top surface of the well cover body is kept flush with the upper end surface of the asphalt mixing layer after the cover plate 2 is closed, pedestrians and vehicles are difficult to shake the installation well frame 1 during passing, and the potential danger of falling down due to the fact that the cover body is loosened and falls down carelessly is reduced.

Referring to fig. 4 and 5, the pushing member 5 comprises a plug pin rod 51 and a limiting disc 52, one end of the plug pin rod 51 is in a circular truncated cone shape, the other end of the plug pin rod 51 is coaxially and fixedly arranged with the end surface of the limiting disc 52, the peripheral side of the plug pin rod 51 is in sliding contact with the end parts of the plurality of supporting slide bars 3, the cross section of the limiting disc 52 is in a T shape, and a limiting groove 53 for embedding the limiting disc 52 is formed in the extension of the inner wall of the installation well frame 1; when the step surface of the limiting disc 52 abuts against the bottom wall of the limiting groove 53, the plug rod 51 can be supported on the installation well frame 1, and just the peripheral side of the plug rod 51 pushes one end of the supporting slide rod 3 to abut against the bottom wall of the sliding sleeve 4, so that the structure is simple and the mutual matching is tight.

Referring to fig. 1 and 6, a kidney-shaped groove 6 is formed in the center of the limiting disc 52, a ring of annular groove 7 communicated with the kidney-shaped groove 6 is formed in the limiting disc 52, the diameter of the kidney-shaped groove 6 is equal to the radius of the annular groove 7, an operator can use the L-shaped hook to insert the hook head of the L-shaped hook from the kidney-shaped groove 6, then the L-shaped hook enters the annular groove 7 to abut against the bottom wall of the annular groove 7 and rotates for a certain angle, so that the corner of the L-shaped hook abuts against the inner wall of the annular groove 7, and then the L-shaped hook is stretched upwards and can smoothly take out the plug pin 51 from.

The implementation principle of the embodiment is as follows: an operator inserts the bolt rod 51 into the installation well frame 1 to push the support slide rods 3 to be synchronously embedded into the sliding sleeve 4 in a sliding manner, so that the installation well frame 1 is connected with the asphalt mixing layer, the longitudinal support firmness of the installation well frame 1 is improved, pedestrians and vehicles are difficult to shake the installation well frame 1 when passing through the installation well frame, and the potential danger of well falling caused by the fact that the cover body is loosened and falls carelessly is reduced.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a prevent double-deck well lid that falls, is including installing in the well lid body of worker's well, and the week side packing of well lid body has pitch to mix the layer, its characterized in that: the well lid body is including installation well frame (1) and articulated lock in the epitaxial apron (2) in installation well frame (1) top, the inside of installation well frame (1) is worn to be equipped with support slide bar (3) of many mutual butts of tip along its radial sliding, the mixed layer inside pre-buried have many with support slide bar (3) one-to-one and coaxial sliding sleeve (4) that set up, just sliding sleeve (4) orientation in the one end of installation well frame (1) is uncovered setting, the center department movable mounting of installation well frame (1) has the promotion many support slide bar (3) slide to inlay and locate impeller (5) in sliding sleeve (4).

2. The fall protection double-layer well lid of claim 1, wherein: many the support slide bar (3) all are the slope setting, just support slide bar (3) in the outer wall of installation well frame (1) inclines gradually towards its axle center.

3. The fall protection double-layer well lid of claim 1, wherein: the pushing piece (5) comprises a plug pin rod (51) and a limiting disc (52), one end of the plug pin rod (51) is in a circular truncated cone shape, the other end of the plug pin rod is coaxially and fixedly arranged with the end face of the limiting disc (52), the peripheral side of the plug pin rod (51) is in sliding contact with the end portions of the supporting slide rods (3), the cross section of the limiting disc (52) is in a T shape, and a limiting groove (53) for the limiting disc (52) to be embedded into is formed in the extension of the inner wall of the installation well frame (1).

4. The fall protection double-layer well lid of claim 3, wherein: the cross section of the supporting sliding rod (3) is circular, and the length of the supporting sliding rod (3) is smaller than the radius of the installation well frame (1).

5. The fall protection double-layer well lid of claim 4, wherein: the central part of the limiting disc (52) is provided with a kidney-shaped groove (6), a ring of annular groove (7) communicated with the kidney-shaped groove (6) is formed in the limiting disc (52), and the diameter of the kidney-shaped groove (6) is equal to the radius of the annular groove (7).

6. The fall protection double-layer well lid of claim 1, wherein: the side wall of the installation well frame (1) is far away from the extension of the cover plate (2) and is fixedly provided with a circle of fixing rings (8), the fixing rings (8) are placed at the top end of the working well, the end part of the fixing rings (8) is fixedly provided with a plurality of reinforcing ribs (9), and the side wall of each reinforcing rib (9) is fixed with the side wall of the installation well frame (1).

7. The fall protection double-layer well lid of claim 6, wherein: a plurality of expansion bolts (10) which are in threaded connection with the fixing ring (8) are vertically embedded on the top surface of the opening of the working well.

8. The fall protection double-layer well lid of claim 1, wherein: an anti-theft lock is arranged between the free end of the cover plate (2) far away from the hinged point of the cover plate and the installation well frame (1).