CN209940421U - Opening device for municipal road well lid - Google Patents
Opening device for municipal road well lid Download PDFInfo
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- CN209940421U CN209940421U CN201920661281.3U CN201920661281U CN209940421U CN 209940421 U CN209940421 U CN 209940421U CN 201920661281 U CN201920661281 U CN 201920661281U CN 209940421 U CN209940421 U CN 209940421U
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- well lid
- block
- sliding
- supporting shoe
- spliced pole
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Abstract
The utility model provides an opening device for town road well lid, including the hook assembly who is used for the well lid, hook assembly includes lug, spliced pole, supporting shoe and lock nut, and the lug passes through spliced pole and supporting shoe fixed connection, the supporting shoe is rectangular form, the waist shape hole that the supporting shoe can pass the well lid is located the below of well lid, and the spliced pole can be relative waist shape hole is along the rotation in a circumferential direction, and lock nut threaded connection is on the spliced pole, and lock nut can be relative spliced pole along axial displacement under the screw thread effect, presss from both sides the well lid tightly between lock nut and supporting shoe. The utility model discloses can be extensive be applicable to common well lid, enlarge application scope, can avoid external damage well lid moreover, guarantee that the sealing performance of well lid is good, promote the life of well lid.
Description
Technical Field
The utility model particularly relates to an opening device for town road well lid.
Background
In urban construction there are many underground pipes, such as sewers, underground gas pipes, water pipes, electrical power pipes, etc., which have an outlet to the ground at every other section, the section from the pipe to the ground being called a manhole, which usually needs a manhole cover to be closed. The well lid is not opened under the general condition, only can open so that go into the pit to maintain when the inside pipeline of inspection shaft goes wrong. Because well lid leakproofness is higher, can pry the well lid along the well lid edge with the crow bar before construction and maintenance personal will go into the well operation usually, this not only takes time but also damages the leakproofness of well lid easily, and the number of times of prying has more probably still can pry bad well lid, reduces the life of well lid.
The utility model discloses a portable inspection shaft lid opening device (notice No. CN204510282U, notice day 2015.07.29) discloses a use with the inspection shaft lid cooperation, the inspection shaft is covered and is equipped with two at least opening pieces, each open the piece middle part and all be equipped with the screw hole, be equipped with the internal thread on the inner wall of screw hole, portable inspection shaft lid opening device include two with screw hole size assorted metal pole and be used for tensile pull rod, each is applyed to the metal pole be equipped with on the first end outer wall of metal pole with internal thread assorted external screw thread, each the second end of metal pole is connected with the lantern ring, the internal diameter of the lantern ring is greater than the diameter of pull rod, the first end of pull rod is passed first lantern ring on the metal pole, the second end of pull rod passes the second lantern ring on the metal pole. Compared with the prior art, this utility model can avoid external force to damage the inspection shaft lid when opening the inspection shaft lid, guarantees that the sealing performance of inspection shaft lid is good, promotes the life of inspection shaft lid, improves work efficiency.
However, at least two opening blocks need to be arranged on the inspection well cover in advance, a threaded hole is also formed in the middle of each opening block, and then the inspection well cover is in threaded connection with the threaded holes through metal rods; at present, well lids commonly used are mostly as shown in fig. 1, a waist-shaped hole is formed in the well lid, no thread is made in the waist-shaped hole, the utility model can not be widely applied to the well lids commonly used, and the application range of the utility model is influenced.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides an opening device for town road well lid, can be extensive be applicable to common well lid, enlarge application scope, can avoid external force to damage the well lid moreover, guarantee that the sealing performance of well lid is good, promote the life of well lid.
The utility model adopts the following technical scheme:
the utility model provides an opening device for town road well lid, is including the hook assembly who is used for the well lid, hook assembly includes lug, spliced pole, supporting shoe and lock nut, and the lug passes through spliced pole and supporting shoe fixed connection, the supporting shoe is rectangular form, the waist shape hole that the well lid can be passed to the supporting shoe is located the below of well lid, and the spliced pole can be relative waist shape hole is rotatory along circumference, and lock nut threaded connection is on the spliced pole, and lock nut can relative spliced pole along axial displacement under the screw thread effect, presss from both sides the well lid tightly between lock nut and supporting shoe.
Preferably, the lifting hook device further comprises a pressing block which slides on the connecting column along the axial direction, the pressing block is sleeved on the connecting column and located between the locking nut and the supporting block, the locking nut can push the pressing block to move along the axial direction of the connecting column under the action of threads, and the well lid is clamped between the pressing block and the supporting block.
Preferably, the spliced pole includes coaxial and integrated into one piece's sliding part and thread connection portion, the tip and the lug fixed connection of sliding part are kept away from to thread connection portion, the tip and the supporting shoe fixed connection of thread connection portion are kept away from to the sliding part, the diameter of thread connection portion is greater than the diameter of sliding part, be equipped with the spout along the axial on the lateral wall of sliding part, the spout forms the opening on the terminal surface of the sliding part of keeping away from thread connection portion, and the briquetting overlaps on the sliding part and slides along the spout through the slider, lock nut threaded connection is on thread connection portion, lock nut is equipped with along axially extended's adapter sleeve towards one side of briquetting, lock nut contacts with the briquetting through the adapter sleeve.
Preferably, the length of the supporting block is arranged along the radial direction of the sliding part, a limiting block sleeved on the sliding part is further fixedly arranged on one side of the pressing block facing the supporting block, the limiting block and the supporting block are in the same shape, and the limiting block is perpendicular to the supporting block.
Preferably, the end part of the sliding part far away from the screwing part is provided with an installation block, the length of the installation block is arranged along the radial direction of the sliding part, the installation block is arranged in parallel with a limiting block, the width of the installation block is smaller than the diameter of the sliding part, the supporting block is provided with an installation hole matched with the installation block, and the supporting block is detachably connected with the installation block through a screw perpendicular to the installation block.
The utility model has the advantages that: long banding supporting shoe passes the below that waist shape hole site is located the well lid, rotate again and make and stagger relatively between supporting shoe and the waist shape hole, lock nut can spliced pole along axial displacement relatively under the screw thread effect, press from both sides the well lid tightly between lock nut and supporting shoe, thereby make and fix between hook assembly and the well lid, operation hook assembly can open the well lid, can be extensive be applicable to common well lid, enlarge application scope, and can avoid external force to damage the well lid, guarantee that the sealing performance of well lid is good, promote the life of well lid.
Drawings
The accompanying drawings are included to provide a preferred understanding of the present invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic view of a manhole cover in the background art;
FIG. 2 is a schematic view of the whole structure of the utility model after being applied to the well cover;
FIG. 3 is a schematic view in radial cross section of the well lid at one of the hook assemblies of FIG. 2;
fig. 4 is a schematic structural view of the hook device of the present invention;
fig. 5 is an exploded view of fig. 4.
Labeled as: 1. a well cover; 2. a waist-shaped hole; 3. a hook device; 4. lifting lugs; 5. connecting columns; 6. a support block; 7. locking the nut; 8. briquetting; 9. a sliding part; 10. a screw connection part; 11. a chute; 12. a slider; 13. connecting sleeves; 14. a limiting block; 15. mounting blocks; 16. mounting holes; 17. and (4) screws.
Detailed Description
The following describes embodiments of the present invention with reference to the drawings.
As shown in fig. 2 to 5, for the opening device for the municipal road well lid of the present embodiment, the opening device comprises a hook device 3 for the well lid 1, the hook device 1 comprises a lifting lug 4, a connecting column 5, a supporting block 6 and a locking nut 7, the lifting lug 4 is fixedly connected with the supporting block 6 through the connecting column 5, the supporting block 6 is in a strip shape, the supporting block 6 can pass through the kidney-shaped hole 2 of the well lid 1 and is located below the well lid 1, the connecting column 5 can rotate along the circumferential direction relative to the kidney-shaped hole 2, the connecting column 5 is rotated to drive the supporting block 6 to rotate, so that the supporting block 6 and the kidney-shaped hole 2 are relatively staggered, the locking nut 7 is in threaded connection with the connecting column 5, the locking nut 7 can move axially relative to the connecting column 5 under the action of threads, the well lid 1 is clamped between the locking nut 7 and the supporting block 6, so that the, avoid external force to damage well lid 1, guarantee that well lid 1's sealing performance is good, promote well lid 1's life.
Hook assembly 3 still includes along the briquetting 8 of endwise slip on spliced pole 5, 8 covers of briquetting on spliced pole 5, briquetting 8 is located between lock nut 7 and the supporting shoe 6, lock nut 7 can promote the briquetting 8 along the axial displacement of spliced pole 5 under the screw thread effect, press from both sides well lid 1 tightly between briquetting 8 and supporting shoe 6, lock nut 7 not with 1 direct contact of well lid, when rotating lock nut 7, lock nut 7 promotes 8 removals of briquetting, briquetting 8 contacts with 1 surface of well lid, avoid lock nut 7 to rotate and produce the influence to 1 surface of well lid.
Specifically, the connecting column 5 comprises a sliding portion 9 and a screwing portion 10 which are coaxially and integrally formed, the end portion, far away from the sliding portion 9, of the screwing portion 10 is fixedly connected with the lifting lug 4, the end portion, far away from the screwing portion 10, of the sliding portion 9 is fixedly connected with the supporting block 6, the diameter of the screwing portion 10 is larger than that of the sliding portion 9, a sliding groove 11 is axially arranged on the side wall of the sliding portion 9, an opening is formed in the end face, far away from the screwing portion 10, of the sliding portion 9 through the sliding groove 11, the pressing block 8 is sleeved on the sliding portion 9 and slides along the sliding groove 11 through a sliding block 12, and the pressing block 8 is installed into the sliding; the locking nut 7 is in threaded connection with the threaded connection portion 10, one side, facing the pressing block 8, of the locking nut 7 is provided with a connecting sleeve 13 extending along the axial direction, the locking nut 7 is in contact with the pressing block 8 through the connecting sleeve 13, the connecting sleeve 13 can extend the axial length of the locking nut 7, and pushing of the pressing block 8 can be facilitated.
The length of the supporting block 6 is arranged along the radial direction of the sliding part 9, one side of the pressing block 8 facing the supporting block 6 is also fixedly provided with a limiting block 14 sleeved on the sliding part 9, the shape of the limiting block 14 is the same as that of the supporting block 6, the limiting block 14 is arranged perpendicular to the supporting block 6, when the connecting column 5 is rotated to enable the supporting block 6 and the kidney-shaped hole 2 to be staggered, when the supporting block 6 is in a state perpendicular to the kidney-shaped hole 2, the best supporting force can be provided, the limiting block 14 is arranged to facilitate quick finding of the position of the state, during installation, the supporting block 6 firstly penetrates through the kidney-shaped hole 2, the connecting column 5 is rotated to enable the limiting block 14 to enter the kidney-shaped hole 2, at the moment; moreover, due to the matching of the sliding block 12 and the sliding groove 11, the pressing block 8 and the limiting block 14 cannot rotate along the circumferential direction of the connecting column 5, the limiting block 14 entering the kidney-shaped hole 2 can ensure that the whole lifting hook device 3 cannot rotate, the supporting block 6 always keeps the optimal position, and then the locking nut 7 is rotated, so that the optimal fastening effect can be achieved; during the design, the thickness of stopper 14 should be less than the degree of depth in waist shape hole 2, and when briquetting 8 and well lid 1 upper surface contact promptly, the lower surface of stopper 14 can not contact with the upper surface of supporting shoe 6, can ensure that well lid 1 can the centre gripping between briquetting 8 and supporting shoe 6.
The supporting shoe 6 of this embodiment designs into detachable, select suitable supporting shoe 6 according to the size in waist shape hole 2 of different well lids 1, it is concrete, the tip that screw portion 10 was kept away from to sliding part 9 is equipped with installation piece 15, the radial setting of sliding part 9 is followed to the length of installation piece 15, the parallel stopper 14 of installation piece 15 sets up, the width of installation piece 15 is less than the diameter of sliding part 9, the opening distribution of spout 11 is at the radial both ends of sliding part 9 at installation hole 15 width place, seted up on the supporting shoe 6 with installation piece 15 matched with mounting hole 16, detachable connection between supporting shoe 6 through perpendicular installation piece 15's screw 17 and installation piece 15.
The utility model discloses a theory of operation:
during assembly, the locking nut 7 is firstly installed on the threaded part 10 in a threaded manner, then the pressing block 8 and the limiting block 14 are installed into the sliding groove 11 of the sliding part 9 from the opening through the sliding block 12, and finally the supporting block 6 is locked on the installation block 15 through the screw 17, and the assembly is finished;
during the installation, waist shape hole 2 that passes well lid 1 with supporting shoe 6 is located well lid 1's below, rotate whole hook assembly 3, make stagger between supporting shoe 6 and the waist shape hole 2, get into waist shape hole 2 until stopper 14, rotate lock nut 7 until locking, well lid 1 centre gripping this moment between briquetting 8 and supporting shoe 6, thereby it is fixed between hook assembly 3 and the well lid 1 to make, operation hook assembly 3 can open well lid 1, avoid external force to damage well lid 1, guarantee that well lid 1's sealing performance is good, promote well lid 1's life.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides an opening device for town road well lid, a serial communication port, including the hook assembly who is used for the well lid, hook assembly includes lug, spliced pole, supporting shoe and lock nut, and the lug passes through spliced pole and supporting shoe fixed connection, the supporting shoe is rectangular form, the waist shape hole that the well lid can be passed to the supporting shoe is located the below of well lid, and the spliced pole can be relative waist shape hole is rotatory along circumference, and lock nut threaded connection is on the spliced pole, and lock nut can relative spliced pole along axial displacement under the screw thread effect, presss from both sides the well lid tightly between lock nut and supporting shoe.
2. The opening device for the municipal road well lid according to claim 1, wherein the lifting hook device further comprises a pressing block which slides on the connecting column along the axial direction, the pressing block is sleeved on the connecting column and located between the locking nut and the supporting block, and the locking nut can push the pressing block to move along the axial direction of the connecting column under the action of the threads to clamp the well lid between the pressing block and the supporting block.
3. The opening device for the municipal road well lid according to claim 2, wherein the connecting column comprises a sliding portion and a screwing portion which are coaxial and integrally formed, the end portion, away from the sliding portion, of the screwing portion is fixedly connected with the lifting lug, the end portion, away from the screwing portion, of the sliding portion is fixedly connected with the supporting block, the diameter of the screwing portion is larger than that of the sliding portion, a sliding groove is axially formed in the side wall of the sliding portion, an opening is formed in the sliding groove in the end face of the sliding portion, away from the screwing portion, the pressing block is sleeved on the sliding portion and slides along the sliding groove through the sliding block, the locking nut is in threaded connection with the screwing portion, a connecting sleeve extending axially is arranged on one side, facing the pressing block, of the locking nut, and the locking nut is in contact with the.
4. The device of claim 3, wherein the length of the support block is arranged along the radial direction of the sliding part, a limit block sleeved on the sliding part is fixedly arranged on one side of the pressing block facing the support block, the limit block and the support block are the same in shape, and the limit block is arranged perpendicular to the support block.
5. The opening device for the municipal road well lid according to claim 4, wherein an installation block is arranged at the end of the sliding part far away from the screwing part, the length of the installation block is arranged along the radial direction of the sliding part, the installation block is arranged parallel to the limiting block, the width of the installation block is smaller than the diameter of the sliding part, an installation hole matched with the installation block is formed in the supporting block, and the supporting block is detachably connected with the installation block through a screw perpendicular to the installation block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920661281.3U CN209940421U (en) | 2019-05-09 | 2019-05-09 | Opening device for municipal road well lid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920661281.3U CN209940421U (en) | 2019-05-09 | 2019-05-09 | Opening device for municipal road well lid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209940421U true CN209940421U (en) | 2020-01-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920661281.3U Active CN209940421U (en) | 2019-05-09 | 2019-05-09 | Opening device for municipal road well lid |
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| Country | Link |
|---|---|
| CN (1) | CN209940421U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112067753A (en) * | 2020-09-14 | 2020-12-11 | 山东光测环境科技有限公司 | Dioxin on-line monitoring system |
-
2019
- 2019-05-09 CN CN201920661281.3U patent/CN209940421U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112067753A (en) * | 2020-09-14 | 2020-12-11 | 山东光测环境科技有限公司 | Dioxin on-line monitoring system |
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