CN113651237A - Municipal pipe well lid construction device and use method thereof - Google Patents
Municipal pipe well lid construction device and use method thereof Download PDFInfo
- Publication number
- CN113651237A CN113651237A CN202110941568.3A CN202110941568A CN113651237A CN 113651237 A CN113651237 A CN 113651237A CN 202110941568 A CN202110941568 A CN 202110941568A CN 113651237 A CN113651237 A CN 113651237A
- Authority
- CN
- China
- Prior art keywords
- cross
- well lid
- guide
- lifting device
- clamping
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C5/00—Base supporting structures with legs
- B66C5/02—Fixed or travelling bridges or gantries, i.e. elongated structures of inverted L or of inverted U shape or tripods
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/42—Gripping members engaging only the external or internal surfaces of the articles
- B66C1/44—Gripping members engaging only the external or internal surfaces of the articles and applying frictional forces
- B66C1/46—Gripping members engaging only the external or internal surfaces of the articles and applying frictional forces by inflatable elements
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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
Abstract
The invention discloses a municipal pipe well lid construction device and a using method thereof, and relates to the technical field of municipal construction. The invention comprises a cross holder which is expanded outwards and used for holding the outer ring of the well lid; the cross clamp is arranged on the base through a lifting device, and the lifting device drives the cross clamp to move up and down in the guide vertical direction of the base; the lower end of the cross-shaped clamp holder is provided with a contraction container for receiving falling sundries; when the retractable container is unfolded, the outer contour is in contact with the well wall, and the cross clamp comprises two guide pipes which are vertically and fixedly connected; the centers of the two guide pipes are provided with a manual driver together; two clamping frames which are axisymmetrically arranged are slidably arranged in the guide pipe; the manual driver is positioned between the two clamping frames and drives the two clamping frames to move towards each other. The invention uses the combination of the cross clamp, the lifting device, the base and the contraction container, saves time and labor for mechanical operation, can complete the operation of the whole process by a single person, reduces labor intensity, improves working efficiency and reduces maintenance cost.
Description
Technical Field
The invention belongs to the technical field of municipal construction, and particularly relates to a municipal pipe well lid construction device and a using method thereof.
Background
The pipe well of municipal utility engineering is of various types, including a water pipe well, a sewage pipe well, an electric power pipe well and the like, and the opening and closing operation of the well cover of the pipe well is required in any construction process of the pipe well, wherein the auxiliary device for the construction of the pipe well of the municipal utility engineering is a device for assisting a worker in opening and closing the well cover at the top of the pipe well in the construction process of the pipe well of the municipal utility engineering, and the auxiliary device is widely used in the field of the construction utility engineering. Mechanical equipment to the well lid apron is more, but is less to the equipment of well lid walling crib. The general directness of process is changed at the walling crib cuts the road bed around the walling crib, with the crowbar with the walling crib perk, need consume a large amount of manpowers in whole in-process and be used for taking off the well lid, heavier between the well lid, alone difficult completion, intensity of labour is big, has fallen into the shaft along with a large amount of pieces when getting the walling crib, causes the influence to the function of shaft, needs later stage clearance, increases the amount of labour, and overall efficiency is lower. The present application document therefore provides a municipal administration pipe well lid construction device for solving the above problems.
Disclosure of Invention
The invention aims to provide a municipal pipe well lid construction device and a using method thereof.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to a municipal administration pipe well lid construction device, which comprises a cross clamp for clamping the outer ring of a well lid in an outward expanding manner; the cross clamp is arranged on the base through a lifting device, and the lifting device drives the cross clamp to move up and down in the guide vertical direction of the base; the lower end of the cross-shaped clamp holder is provided with a contraction container for receiving falling sundries; when the contraction accommodating device is unfolded, the outer contour is in contact with the well wall.
Furthermore, the cross-shaped clamp holder comprises two guide pipes which are vertical and fixedly connected up and down; the centers of the two guide pipes are provided with a manual driver for driving; two clamping frames which are axisymmetrically arranged are slidably arranged in the guide pipe; the manual driver is positioned between the two clamping frames and drives the two clamping frames to move oppositely; the upper surface of the upper guide tube is provided with an annular array of positioning pins for positioning a manual driver; a round roller is respectively arranged at two ends in the guide pipe and between the two clamping frames; two ends of the upper guide pipe are respectively fixed with a guide rail which is vertically matched with the base in a guiding way; an upper bedplate is fixed at the upper ends of the two guide rails; the upper bedplate is provided with a round through hole matched with the lifting device; and a clamping joint connected with the contraction accommodating device is fixed on the lower surface of the guide pipe below.
Further, the manual driver includes two shaft teeth connected in series; the free end of the shaft tooth on the upper side is rotatably connected with a rocker through a hinged support; the rocker is provided with a waist-round through hole matched with the positioning needle.
Further, the clamping frame comprises a rack in transmission fit with the manual driver; a vertical rod is vertically fixed at one end of the rack; the lower end part of the vertical rod is close to one side of the manual driver to fix the clamping claw; and a rectangular guide groove matched with the guide pipe is formed in the back surface of the rack along the length direction.
Further, the guide tube comprises a rectangular tube and a fixed rectangular guide strip on the inner wall of two sides of the rectangular tube.
Further, the base includes a cross support plate; the lifting device is arranged above the cross of the cross support plate; one plate of the cross supporting plates is provided with two U-shaped guide holes which are in guide fit with the cross holder; a supporting upright post is fixed at each of the four end parts of the cross supporting plate; and the lower end of the supporting upright post is provided with a small wheel with a self-locking function.
Furthermore, the whole contraction container is of an umbrella-shaped structure and comprises a cylindrical rod, a spring, umbrella ribs arranged on the cylindrical rod and conical cloth arranged on the outer sides of the umbrella ribs; two limit pins are fixed at the connecting end of the cylindrical rod and the cross-shaped clamping device; a limiting ring plate is fixed on the cylindrical rod close to one end of the limiting pin; the spring is arranged between the limit ring plate and the umbrella rib; and a pull rod for assisting pulling is arranged on the slip ring of the umbrella rib.
Further, the lifting device is a hand-operated spiral screw rod lifter.
Furthermore, the free ends of the outer rings of the umbrella ribs are all provided with a ball.
A using method of a municipal pipe well lid construction device comprises the following steps:
s01: and (4) assembling and mounting, namely assembling and mounting the cross clamp, the lifting device and the base.
S02: carry out the centre gripping, push away cross holder and take hoisting device and base to move well lid outer lane top, reduce the height of cross holder through hand hoisting device, stop after the height of reacing the well lid outer lane, outwards drive four clamping brackets in step through rotating manual drive ware, the inner ring of well circle is gone into to four gripper jaw cards.
S03: the installation is protected, gets the storage device that contracts and deepens the lower extreme to pipe-well walling crib downside and open, and the periphery and the wall of a well butt of contraction storage device insert the joint with the cylinder pole upper end in, fix a position through two spacing pins.
S04: and cutting the roadbed at the periphery of the walling crib, and cutting along the periphery of the walling crib by using a cutting machine to separate the periphery of the walling crib from the roadbed.
S05: and lifting the walling crib, lifting the cross clamp by a hand-operated lifting device, driving the walling crib to be upwards separated from the roadbed until the lower contraction container is separated from the vertical shaft, and then moving the base to one side.
S06: the protection is disassembled, the retractable container is taken down from the lower end, and the sundries in the retractable container are cleaned.
S07: the walling crib is disassembled, the hand-operated lifting device reduces the height of the cross-shaped clamp holder, when the walling crib is close to the ground, the hand-operated manual driver synchronously retracts the four clamping frames inwards, and the walling crib falls off to the ground after the four clamping claws are separated from the walling crib.
The invention has the following beneficial effects:
1. according to the invention, through the combined use of the cross-shaped clamp holder, the lifting device, the base and the contraction container, the walling crib on the descending vertical shaft can be taken down under the condition of preventing sundries from falling into the bottom of the vertical shaft, the mechanical operation in the whole process is time-saving and labor-saving, the labor intensity of municipal maintenance is reduced, the operation in the whole process can be completed by one person, the working efficiency is improved, and the maintenance cost is reduced.
2. The invention has the advantages of reasonable and simple integral structure, convenient and reliable use, low manufacturing cost and convenient maintenance, and is suitable for municipal maintenance and popularization.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of a municipal pipe well lid construction device.
Fig. 2 is a front view of the present invention.
Fig. 3 is a top view of the present invention.
Fig. 4 is a schematic structural view of the cross clamp.
Fig. 5 is a front view of the cross clamp.
Fig. 6 is a cross-sectional view taken at a-a in fig. 5.
Fig. 7 is a partial enlarged view of a portion a in fig. 6.
FIG. 8 is a schematic view of the cross clamp with the manual actuator removed and the clamping frame removed.
Fig. 9 is a schematic structural view of a manual driver.
Fig. 10 is a schematic structural view of the holder.
Fig. 11 is a schematic structural view of the lifting device and the base.
Fig. 12 is a schematic structural view of the shrink container.
In the drawings, the components represented by the respective reference numerals are listed below:
1-cross gripper, 2-lifting device, 3-base, 4-shrink receiver, 11-guide tube, 12-manual driver, 13-gripper frame, 14-positioning needle, 15-round roller, 16-guide rail, 17-upper table plate, 18-round through hole, 19-clamping joint, 31-cross support plate, 32-U-shaped guide hole, 33-support column, 34-small wheel, 41-cylindrical rod, 42-spring, 43-umbrella rib, 44-conical cloth, 45-limit pin, 46-limit ring plate, 47-pull rod, 121-axial tooth, 122-rocker, 123-waist round through hole, 131-rack, 132-vertical rod, 133-gripper jaw, 134-rectangular guide groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-12, the invention relates to a municipal pipe well cover construction device, which comprises a cross-shaped holder 1 for holding the outer ring of a well cover in an outward expanding manner; the cross-shaped clamp holder 1 is installed on the base 3 through the lifting device 2, and the lifting device 2 drives the cross-shaped clamp holder 1 to move up and down in the guiding vertical direction of the base 3; the lower end of the cross-shaped clamp holder 1 is provided with a contraction container 4 for receiving falling sundries; the outer contour of the contracting and accommodating device 4 is contacted with the well wall when the contracting and accommodating device is opened.
Wherein, the cross-shaped clamp 1 comprises two vertical guide tubes 11 which are fixedly connected up and down; a manual driver 12 for driving is arranged at the center of the two guide pipes 11; two clamping frames 13 which are arranged in an axisymmetric manner are arranged in the guide tube 11 in a sliding manner; the manual driver 12 is positioned between the two clamping frames 13 and drives the two clamping frames 13 to move towards each other; the upper surface of the upper guide tube 11 is provided with a circular array of positioning pins 14 for positioning the manual driver 12; two ends in the guide pipe 11 and positioned between the two clamping frames 13 are respectively provided with a round roller 15; two ends of the upper guide pipe 11 are respectively fixed with a guide rail 16 which is vertically matched with the base 3 in a guiding way; the upper end of the two guide rails 16 is fixed with an upper bedplate 17; the upper bedplate 17 is provided with a round through hole 18 matched with the lifting device 2; a clamping joint 19 connected with the contraction receiver 4 is fixed on the lower surface of the lower guide tube 11.
Wherein the manual driver 12 includes two shaft teeth 121 connected in series; the free end of the upper side shaft tooth 121 is rotatably connected with a rocker 122 through a hinged support; the rocker 122 is provided with a waist-round through hole 123 which is matched with the positioning needle 14.
Wherein, the holding frame 13 comprises a rack 131 which is in transmission fit with the manual driver 12; a vertical rod 132 is vertically fixed at one end of the rack 131; the lower end of the vertical rod 132 is close to one side of the manual driver 12 to fix the clamping claw 133; the back surface of the rack 131 is provided with a rectangular guide groove 134 along the longitudinal direction, which is engaged with the guide pipe 11.
Wherein, the guide tube 11 comprises a rectangular tube and rectangular guide strips fixed on the inner walls of two sides of the rectangular tube.
Wherein the base 3 includes a cross support plate 31; the lifting device 2 is arranged above the intersection of the cross support plates 31; one of the cross support plates 31 is provided with two U-shaped guide holes 32 which are in guide fit with the cross holder 1; a supporting upright column 33 is fixed at each of the four end parts of the cross supporting plate 31; a small wheel 34 with a self-locking function is arranged at the lower end of the supporting upright column 33.
Wherein, the whole contraction container 4 is in an umbrella structure and comprises a cylindrical rod 41, a spring 42, an umbrella rib 43 arranged on the cylindrical rod 41 and a conical cloth 44 arranged outside the umbrella rib 43; two limit pins 45 are fixed at the connecting end of the cylindrical rod 41 and the cross clamp 1; a limiting ring plate 46 is fixed at one end of the cylindrical rod 41 close to the limiting pin 45; the spring 42 is arranged between the limit ring plate 46 and the umbrella rib 43; a pull rod 47 for assisting pulling is mounted on the slip ring of the umbrella rib 43.
Wherein, hoisting device 2 is hand formula screw rod lift.
Wherein, the free ends of the outer rings of the umbrella ribs 43 are all provided with a ball.
A using method of a municipal pipe well lid construction device comprises the following steps:
s01: and (4) assembling and installing, namely assembling and installing the cross clamp 1, the lifting device 2 and the base 3.
S02: carry out the centre gripping, push cross holder 1 and take hoisting device 2 and base 3 to move to well lid outer lane top, reduce the height of cross holder 1 through hand hoisting device 2, stop after the height of reacing the well lid outer lane, outwards drive four holding frame 13 in step through rotating manual drive 12, the inner ring of well circle is gone into to four gripper jaws 133 card.
S03: the installation is protected, gets and contracts container 4 and deepens the lower extreme to pipe shaft walling crib downside and open, and the periphery and the wall of a well butt of contracting container 4 insert joint 19 with 41 upper ends of cylinder pole in, fix a position through two stop pin 45.
S04: and cutting the roadbed at the periphery of the walling crib, and cutting along the periphery of the walling crib by using a cutting machine to separate the periphery of the walling crib from the roadbed.
S05: and (3) lifting the walling crib, lifting the cross-shaped clamp 1 through the hand-operated lifting device 2, driving the walling crib to upwards separate from the roadbed until the lower shrinkage container 4 separates from the vertical shaft, and then moving the base 3 to one side.
S06: the protection is removed, the retractable container 4 is removed from the lower end, and the sundries in the retractable container are cleaned.
S07: the walling crib is disassembled, the hand-operated lifting device 2 reduces the height of the cross-shaped clamp holder 1, when the walling crib is close to the ground, the hand-operated manual driver 12 synchronously retracts the four clamping frames 13 inwards, and the walling crib falls to the ground after the four clamping claws 133 are separated from the walling crib.
The reinstallation process of walling crib does, accomplish the road bed preparation of walling crib earlier, it is regional that sufficient packing is left to the walling crib periphery, the walling crib is installed, hand manual drive 12 outwards carries out the centre gripping to the walling crib in step with four holding frame 13, hand hoisting device 2 promotes cross holder 1, and at 1 lower extreme installation shrink storage device 4 of cross holder, remove base 3 to shaft top, place shrink storage device 4 and walling crib in place downwards from the shaft top through hand hoisting device 2, it fixes the walling crib again to fill cement mortar or pitch. The four clamping frames 13 are synchronously retracted inwards through the manual driver 12, the four clamping claws 133 are separated from the walling crib, the pull rod 47 on the shrink container 4 is pulled to shrink, the peripheral size is reduced, the hand-operated lifting device 2 is lifted upwards, and the shrink container 4 is taken down after the shrink container 4 is separated from the vertical shaft to be cleaned up so as to complete the reinstallation process of the whole walling crib.
According to the invention, through the combined use of the cross-shaped clamp 1, the lifting device 2, the base 3 and the retraction container 4, the walling crib on the vertical shaft can be taken down under the condition that sundries are prevented from falling into the bottom of the vertical shaft, the mechanical operation in the whole process is time-saving and labor-saving, the labor intensity of municipal maintenance is reduced, the operation in the whole process can be completed by one person, the working efficiency is greatly improved, and the maintenance cost is reduced.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (10)
1. The utility model provides a municipal administration tube-well lid construction equipment which characterized in that:
comprises a cross-shaped clamp holder (1) which is used for clamping the outer ring of the well lid in an outward expanding way;
the cross clamp holder (1) is installed on the base (3) through the lifting device (2), and the lifting device (2) drives the cross clamp holder (1) to vertically move up and down in the guiding direction of the base (3);
the lower end of the cross-shaped clamp holder (1) is provided with a contraction container (4) for receiving falling sundries; when the contraction container (4) is unfolded, the outer contour is in contact with the well wall.
2. The municipal pipe well lid construction device according to claim 1, wherein the cross-shaped clamp holder (1) comprises two guide pipes (11) which are vertically and fixedly connected up and down; a manual driver (12) for driving is arranged at the center of the two guide pipes (11); two clamping frames (13) which are arranged in an axisymmetric manner are arranged in the guide tube (11) in a sliding manner; the manual driver (12) is positioned between the two clamping frames (13) and drives the two clamping frames (13) to move oppositely; the upper surface of the upper guide tube (11) is provided with a positioning needle (14) for positioning a manual driver (12) in an annular array; two ends in the guide pipe (11) and a round roller (15) are respectively arranged between the two clamping frames (13);
two ends of the upper guide pipe (11) are respectively fixed with a guide rail (16) which is vertically matched with the base (3) in a guiding way; an upper bedplate (17) is fixed at the upper ends of the two guide rails (16); the upper bedplate (17) is provided with a round through hole (18) matched with the lifting device (2); a clamping joint (19) connected with the contraction container (4) is fixed on the lower surface of the lower guide pipe (11).
3. A municipal pipe well lid construction device according to claim 2, wherein the manual drive (12) comprises two shaft teeth (121) connected in series; the free end of the shaft tooth (121) on the upper side is rotatably connected with a rocker (122) through a hinged support; the rocker (122) is provided with a waist-round through hole (123) matched with the positioning needle (14).
4. The municipal pipe well lid construction device according to claim 2, wherein the gripping frame (13) comprises a rack (131) in driving engagement with the manual driver (12); a vertical rod (132) is vertically fixed at one end of the rack (131); the lower end part of the vertical rod (132) is close to one side of the manual driver (12) to fix the clamping claw (133); and a rectangular guide groove (134) matched with the guide pipe (11) is formed in the back surface of the rack (131) along the length direction.
5. The municipal pipe well lid construction device according to claim 2, wherein the guide pipe (11) comprises a rectangular pipe and a rectangular guide strip fixed to the inner wall of both sides of the rectangular pipe.
6. A municipal pipe well lid construction device according to claim 1, wherein the base (3) comprises a cross support plate (31); the lifting device (2) is arranged above the intersection of the cross support plates (31); one plate of the cross support plates (31) is provided with two U-shaped guide holes (32) which are in guide fit with the cross clamp holder (1); a supporting upright post (33) is fixed at each of the four end parts of the cross supporting plate (31); and a small wheel (34) with a self-locking function is arranged at the lower end of the supporting upright post (33).
7. The municipal pipe well lid construction device according to claim 1, wherein the retractable container (4) is of an umbrella-shaped structure, and comprises a cylindrical rod (41), a spring (42), umbrella ribs (43) mounted on the cylindrical rod (41), and a conical cloth (44) mounted on the outer side of the umbrella ribs (43); two limit pins (45) are fixed at the connecting end of the cylindrical rod (41) and the cross clamp holder (1); a limiting ring plate (46) is fixed at one end of the cylindrical rod (41) close to the limiting pin (45); the spring (42) is arranged between the limit ring plate (46) and the umbrella rib (43); and a pull rod (47) for assisting pulling is arranged on a slip ring of the umbrella rib (43).
8. The municipal pipe well lid construction device according to claim 1, wherein the lifting device (2) is a hand-operated screw hoist.
9. The municipal pipe well lid construction device according to claim 7, wherein the free ends of the ribs (43) are each provided with a sphere.
10. The use method of the municipal pipe well lid construction device according to any one of claims 1 to 9, comprising the steps of:
s01: assembling, namely assembling and installing the cross clamp holder (1), the lifting device (2) and the base (3);
s02: clamping, namely pushing the cross clamp holder (1) to drive the lifting device (2) and the base (3) to move to the position above the outer ring of the well lid, lowering the height of the cross clamp holder (1) through the hand-operated lifting device (2), stopping after reaching the height of the outer ring of the well lid, synchronously driving the four clamping frames (13) outwards by rotating the manual driver (12), and clamping the four clamping claws (133) into the inner ring of the well ring;
s03: mounting protection, namely taking the retractable storage device (4) to enable the lower end to penetrate into the lower side of a well ring of the pipe well and open, enabling the periphery of the retractable storage device (4) to be abutted against the well wall, inserting the upper end of the cylindrical rod (41) into the clamping joint (19), and positioning through two limiting pins (45);
s04: cutting the roadbed at the periphery of the walling crib, and cutting along the periphery of the walling crib by using a cutting machine to separate the periphery of the walling crib from the roadbed;
s05: lifting the well ring, lifting the cross clamp (1) through the hand-operated lifting device (2), driving the well ring to be upwards separated from the roadbed by the cross clamp (1) until the lower contraction container (4) is separated from the vertical shaft, and then moving the base (3) to one side;
s06: the protection is disassembled, the retractable container (4) is taken down from the lower end, and the sundries in the retractable container are cleaned;
s07: the walling crib is disassembled, the hand-operated lifting device (2) reduces the height of the cross holder (1), when the walling crib is close to the ground, the hand-operated manual driver (12) synchronously retracts the four holding frames (13) inwards, and the walling crib falls off to the ground after the four holding claws (133) are separated from the walling crib.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110941568.3A CN113651237A (en) | 2021-08-17 | 2021-08-17 | Municipal pipe well lid construction device and use method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110941568.3A CN113651237A (en) | 2021-08-17 | 2021-08-17 | Municipal pipe well lid construction device and use method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113651237A true CN113651237A (en) | 2021-11-16 |
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ID=78491247
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110941568.3A Withdrawn CN113651237A (en) | 2021-08-17 | 2021-08-17 | Municipal pipe well lid construction device and use method thereof |
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| Country | Link |
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| CN (1) | CN113651237A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114150708A (en) * | 2021-12-15 | 2022-03-08 | 章尧 | Well seat dismounting device with locate function for municipal construction |
| CN115676599A (en) * | 2022-12-30 | 2023-02-03 | 河南珏峻建筑装饰有限公司 | Stable form lifting device for municipal building engineering |
-
2021
- 2021-08-17 CN CN202110941568.3A patent/CN113651237A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114150708A (en) * | 2021-12-15 | 2022-03-08 | 章尧 | Well seat dismounting device with locate function for municipal construction |
| CN115676599A (en) * | 2022-12-30 | 2023-02-03 | 河南珏峻建筑装饰有限公司 | Stable form lifting device for municipal building engineering |
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Application publication date: 20211116 |