CN214399539U

CN214399539U - Municipal works construction is mentioned device with well lid

Info

Publication number: CN214399539U
Application number: CN202120468205.8U
Authority: CN
Inventors: 张吉祥
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-03-04
Filing date: 2021-03-04
Publication date: 2021-10-15
Anticipated expiration: 2031-03-04

Abstract

The utility model discloses a device is mentioned to well lid for municipal works construction relates to municipal works construction technical field, including base plate and support column, the bottom four corners department of base plate is the fixed support column that is provided with all, and the bottom mounting of support column is provided with the universal wheel, and top one side of base plate is run through and has been seted up logical groove. The utility model discloses a fixed pulley, the setting of movable pulley and stay cord, when mentioning the well lid, hang the well lid with the second couple, through rotating the crank, it rotates to drive bull stick and rolling piece, rolling piece rolling stay cord, pulling movable pulley and well lid top to one side remove, because the setting of fixed pulley and movable pulley, and through the winding method of stay cord, the pulling force of stay cord reduces greatly, thereby the rotation crank that can relax, thereby very light mention the well lid, and the well lid can shift out the well head top, do not influence the staff construction, staff's the amount of labour has significantly reduced, and the work efficiency is improved, and through the setting of universal wheel, can make things convenient for the mobile device.

Description

Municipal works construction is mentioned device with well lid

Technical Field

The utility model relates to a municipal works construction technical field, in particular to device is mentioned to well lid for municipal works construction.

Background

Along with the high-speed development of society, the infrastructure of China is more and more perfect, and in municipal works and urban planning, drainage pipe is the important facility in urban construction, needs the well lid of installation between drainage pipe and the road surface, needs a municipal manhole cover to mention the device now, but current municipal manhole cover is mentioned the device and is had many problems or defects.

Traditional municipal administration well lid mentions device in-service use, when lifting the well lid, need consume a large amount of labours, take trouble hard, make the work efficiency of device not good, and the inconvenient removal of device, need consume a large amount of manpowers.

Therefore, it is necessary to provide a manhole cover lifting device for municipal engineering construction to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a device is mentioned with well lid to municipal works construction to solve the problem of proposing in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a well lid lifting device for municipal engineering construction comprises a base plate and supporting columns, wherein the supporting columns are fixedly arranged at four corners of the bottom of the base plate, universal wheels are fixedly arranged at the bottom ends of the supporting columns, a through groove is formed in one side of the top end of the base plate in a penetrating mode, a fixed pulley is fixedly arranged in the middle of the bottom end of the base plate, a movable pulley is arranged at the bottom of the fixed pulley, first hooks are fixedly arranged at the bottom end of the fixed pulley and the top end of the movable pulley, a second hook is fixedly arranged at the bottom end of the movable pulley, a pull rope is wound on the fixed pulley, one end of the pull rope is fixedly connected with the first hooks on the movable pulley, fixed blocks are symmetrically arranged at one side, close to the through groove, of the top end of each fixed block and fixedly connected with the top end of the base plate, a rotating rod is arranged between the two fixed blocks, and one end of the rotating rod is inserted into the inner side of one fixed block, the other end of bull stick runs through another fixed block, and the both ends of bull stick are rotated with the fixed block through the bearing respectively and are connected, the fixed crank that is provided with of one end of fixed block, the fixed cup joint in middle part of bull stick is provided with the rolling piece, the other end of stay cord walks around the movable pulley to run through logical groove and rolling piece lateral wall fixed connection.

Preferably, the lateral wall of rolling piece is the arc setting, the fixed cover of one end of bull stick connects and is provided with the ratchet, and the ratchet is located between two fixed blocks.

Preferably, an extension block is fixedly arranged at the top end of the inner side of the fixing block close to the ratchet wheel, and one end of the extension block extends to one side of the top of the ratchet wheel.

Preferably, the top of extending the piece is run through and has been seted up the turn trough, the inside activity in turn trough is run through and is provided with movable kelly, and the bottom of activity kelly extends to between the sawtooth of ratchet, the bottom of activity kelly is the slope setting, the fixed piece that is provided with in top of activity kelly.

Preferably, the front of revolving chute and back inner wall middle part all set up the spout that is vertical setting, the fixed pivot that runs through in middle part of activity kelly, and inside the both ends of pivot extended to the spout respectively, the fixed shelves pole that is provided with in inside of revolving chute, and a grade pole is connected with one side bottom laminating of activity kelly.

Preferably, the bottom end of the inner wall of one side of the rotary groove, which is far away from the blocking rod, is movably provided with an ejector rod in a penetrating manner, and one end of the ejector rod is connected with the bottom end of one side of the movable clamping rod in a fitting manner.

Preferably, the other end of ejector pin is fixed and is provided with the fixed plate, the one end activity that the ejector pin is close to the fixed plate is cup jointed and is provided with reset spring, and reset spring's both ends respectively with fixed plate one side and one side fixed connection of extension piece.

The utility model discloses a technological effect and advantage:

1. the utility model discloses a setting of fixed pulley, movable pulley and stay cord, when mentioning the well lid, hang the well lid with the second couple, through rotating the crank, drive bull stick and rolling piece and rotate, rolling piece rolling stay cord, pulling movable pulley and well lid top to one side move, because the setting of fixed pulley and movable pulley, and through the winding of stay cord, the pulling force of stay cord reduces greatly, thereby the rotation crank that can be very light, thereby mention the well lid very light, and the well lid can shift out the well head top, do not influence staff's construction, the amount of labour of staff has greatly reduced, and improve work efficiency, and through the setting of universal wheel, can make things convenient for the mobile device;

2. the utility model can block the ratchet wheel by the movable clamping rod through the arrangement of the ratchet wheel, the movable clamping rod and the blocking rod, and prevent the ratchet wheel from reversing, thereby automatically hoisting the well lid and preventing the well lid from falling back;

3. the utility model discloses a setting of ejector pin, fixed plate and reset spring can be through reset spring's elasticity, after the activity kelly rotates, promotes the activity kelly and resumes vertical state, continues to block the ratchet.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic structural view of the partial cross-sectional view of fig. 1 according to the present invention.

Fig. 3 is a schematic view of the partial side view structure of fig. 1 according to the present invention.

Fig. 4 is an enlarged schematic view of a structure in fig. 3 according to the present invention.

Fig. 5 is a schematic view of the cross-sectional structure of the extension block of the present invention.

In the figure: 1. a substrate; 2. a support pillar; 3. a universal wheel; 4. a fixed pulley; 5. a movable pulley; 6. pulling a rope; 7. a first hook; 8. a second hook; 9. a fixed block; 10. a rotating rod; 11. winding blocks; 12. a crank; 13. a ratchet wheel; 14. an extension block; 15. rotating the groove; 16. a movable clamping rod; 17. a rotating shaft; 18. a chute; 19. a block is processed; 20. a gear lever; 21. a top rod; 22. a fixing plate; 23. a return spring; 24. a through groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a manhole cover lifting device for municipal engineering construction as shown in figures 1-5, which comprises a base plate 1 and supporting columns 2, wherein the four corners of the bottom end of the base plate 1 are fixedly provided with the supporting columns 2, the bottom end of the supporting columns 2 is fixedly provided with universal wheels 3, one side of the top end of the base plate 1 is provided with a through groove 24 in a penetrating way, the middle part of the bottom end of the base plate 1 is fixedly provided with a fixed pulley 4, the bottom of the fixed pulley 4 is provided with a movable pulley 5, the bottom end of the fixed pulley 4 and the top end of the movable pulley 5 are fixedly provided with first hooks 7, the bottom end of the movable pulley 5 is fixedly provided with a second hook 8, the fixed pulley 4 is wound with a pull rope 6, one end of the pull rope 6 is fixedly connected with the first hooks 7 on the movable pulley 5, one side of the top end of the base plate 1 close to the through groove 24 is symmetrically provided with a fixed block 9, and the bottom end of the fixed block 9 is fixedly connected with the top end of the base plate 1, two be provided with the bull stick 10 between the fixed block 9, and the inboard of one of them fixed block 9 is inserted to the one end of bull stick 10, the other end of bull stick 10 runs through another fixed block 9, and the both ends of bull stick 10 rotate with fixed block 9 through the bearing respectively and be connected, the fixed crank 12 that is provided with of one end of fixed block 9, the fixed cup joint in middle part of bull stick 10 is provided with rolling piece 11, movable pulley 5 is walked around to the other end of stay cord 6, and runs through logical groove 24 and rolling piece 11 lateral wall fixed connection, through the setting of fixed pulley 4, movable pulley 5 and stay cord 6, when mentioning the well lid, catches on the well lid with second couple 8, through rotating crank 12, drives bull stick 10 and rolling piece 11 and rotates, rolling piece 11 rolling stay cord 6, pulling movable pulley 5 and well lid oblique top move, because the setting of fixed pulley 4 and movable pulley 5 to through the winding method of stay cord 6, the pulling force of stay cord 6 reduces greatly to rotation crank 12 that can be very light, thus the well lid is mentioned to very light, and the well lid can shift out the well head top, does not influence the staff construction, and the staff's that has significantly reduced the amount of labour improves work efficiency, and through the setting of universal wheel 3, can make things convenient for the mobile device.

Attached: if the pulling force of the pull rope 6 is F, the gravity of the well lid is G, and the number of segments of the rope for pulling the well lid is n. According to a formula on physics: and F is G/n, n of the device is 3, and F is G/3, so that the pulling force at the pulling rope 6 is only one third of the gravity of the well lid.

Further, a ratchet 13 is fixedly sleeved at one end of the rotating rod 10, the ratchet 13 is located between two fixed blocks 9, the ratchet 13 is close to an extending block 14 is fixedly arranged at the top end of the inner side of each fixed block 9 of the corresponding ratchet 13, one end of the extending block 14 extends to one side of the top of the corresponding ratchet 13, a rotating groove 15 is formed in the top end of the extending block 14 in a penetrating mode, a movable clamping rod 16 is arranged in the rotating groove 15 in a penetrating mode, the bottom end of the movable clamping rod 16 extends to the positions between the saw teeth of the corresponding ratchet 13, the bottom end of the movable clamping rod 16 is obliquely arranged, a handle block 19 is fixedly arranged at the top end of the movable clamping rod 16, sliding grooves 18 which are vertically arranged are formed in the middle portions of the front surface and the back surface of the rotating groove 15, a rotating shaft 17 is fixedly arranged in the middle portion of the movable clamping rod 16 in a penetrating mode, two ends of the rotating shaft 17 extend to the inside of the sliding grooves 18 respectively, a stopper rod 20 is fixedly arranged in the rotating groove 15, and shelves pole 20 is connected with the laminating of one side bottom of activity kelly 16, and through the setting of ratchet 13, activity kelly 16 and shelves pole 20, the activity kelly 16 can block ratchet 13, prevents ratchet 13 reversal to can let the automatic hoisting of well lid, prevent that the well lid from falling back, through rebound activity kelly 16, can let ratchet 13 reversal simultaneously, thereby can conveniently pack back the well lid again, improve the practicality.

Secondly, the lateral wall of rolling piece 11 is the arc setting, the activity of one side inner wall bottom that shelves pole 20 was kept away from to rotary trough 15 runs through and is provided with ejector pin 21, and one side bottom laminating of one end of ejector pin 21 and activity kelly 16 is connected, the fixed plate 22 that is provided with of the other end of ejector pin 21, the one end activity that ejector pin 21 is close to fixed plate 22 is cup jointed and is provided with reset spring 23, and reset spring 23's both ends respectively with fixed plate 22 one side and one side fixed connection of extension piece 14, through the setting of ejector pin 21, fixed plate 22 and reset spring 23, can pass through reset spring 23's elasticity, after activity kelly 16 rotates, promote activity kelly 16 and resume vertical state, continue to block ratchet 13.

The utility model discloses the theory of operation:

when the manhole cover lifting device is used, the device is moved to the position above a manhole opening, the second hook 8 is hung on a manhole cover, the rotating crank 12 rotates, the crank 12 drives the rotating rod 10 and the rolling block 11 to rotate, the rolling block 11 rotates and rolls the pull rope 6, the pull rope 6 rolls and pulls the movable pulley 5 to move towards the oblique upper direction, so that the manhole cover is lifted, according to the physical principle, the pulling force of the pull rope 6 is only one third of the gravity of the manhole cover, so that the manhole cover can be lifted easily, the rotating rod 10 rotates and drives the ratchet 13 to rotate forwards, when the ratchet 13 rotates forwards, the sawteeth on the ratchet 13 can push the movable clamping rod 16 to rotate, the movable clamping rod 16 rotates, the push ejector rod 21 moves and stretches the reset spring 23, when one sawteeth passes through the bottom end of the movable clamping rod 16, the reset spring 23 restores to deform, the movable clamping rod 16 is pushed to be vertical, the ratchet 13 is clamped again, and the ratchet 13 cannot rotate backwards, so that the rotating rod 10 and the crank handle 12 can not be reversed, and the well lid is kept in a hanging state after being lifted;

after the construction of staff is completed, handle 12 is held by hand, handle piece 19 is pulled upwards through handle piece 19, and drive activity kelly 16 and upwards move, and activity kelly 16 drives the both ends of pivot 17 and upwards moves in spout 18 inside, and until the bottom of activity kelly 16 no longer blocks ratchet 13, seize handle 12 hard this moment, prevent that the well lid from automatic downwardly moving, cause the damage, slowly reverse handle 12, fall to the ground until the well lid, cover well lid again can.

Finally, it should be noted that: 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 and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a device is mentioned with well lid to municipal works construction which characterized in that: the novel plastic packaging box comprises a base plate (1) and supporting columns (2), wherein the supporting columns (2) are fixedly arranged at four corners of the bottom of the base plate (1), universal wheels (3) are fixedly arranged at the bottom ends of the supporting columns (2), through grooves (24) are formed in one side of the top end of the base plate (1) in a penetrating mode, fixed pulleys (4) are fixedly arranged in the middle of the bottom end of the base plate (1), movable pulleys (5) are arranged at the bottoms of the fixed pulleys (4), first hooks (7) are fixedly arranged at the bottom ends of the fixed pulleys (4) and the top ends of the movable pulleys (5), second hooks (8) are fixedly arranged at the bottom ends of the movable pulleys (5), pull ropes (6) are wound on the fixed pulleys (4), one ends of the pull ropes (6) are fixedly connected with the first hooks (7) on the movable pulleys (5), fixed blocks (9) are symmetrically arranged at one side, close to the through grooves (24), of the top end of the base plate (1), and the bottom of fixed block (9) and the top fixed connection of base plate (1), two be provided with bull stick (10) between fixed block (9), and the one end of bull stick (10) inserts the inboard of one of them fixed block (9), the other end of bull stick (10) runs through another fixed block (9), and the both ends of bull stick (10) are rotated with fixed block (9) through the bearing respectively and are connected, the one end of fixed block (9) is fixed and is provided with crank (12), the fixed cup joint in middle part of bull stick (10) is provided with rolling piece (11), movable pulley (5) are walked around to the other end of stay cord (6) to run through logical groove (24) and rolling piece (11) lateral wall fixed connection.

2. The manhole cover lifting device for municipal engineering construction according to claim 1, wherein: the lateral wall of rolling piece (11) is the arc setting, the fixed cover of one end of bull stick (10) connects and is provided with ratchet (13), and ratchet (13) are located between two fixed blocks (9).

3. The manhole cover lifting device for municipal engineering construction according to claim 2, wherein: an extension block (14) is fixedly arranged at the top end of the inner side of the fixing block (9) close to the ratchet wheel (13), and one end of the extension block (14) extends to one side of the top of the ratchet wheel (13).

4. The manhole cover lifting device for municipal engineering construction according to claim 3, wherein: the top of extending piece (14) is run through and has been seted up turn trough (15), the inside activity of turn trough (15) is run through and is provided with movable kelly (16), and between the bottom of activity kelly (16) extended to the sawtooth of ratchet (13), the bottom of activity kelly (16) is the slope setting, the fixed piece (19) that is provided with in top of activity kelly (16).

5. The manhole cover lifting device for municipal engineering construction according to claim 4, wherein: the front and the back inner wall middle part of transfer groove (15) all offer spout (18) that are vertical setting, the fixed pivot (17) that runs through in middle part of activity kelly (16), and the both ends of pivot (17) extend to spout (18) respectively inside, the fixed shelves pole (20) that are provided with in inside of transfer groove (15), and shelves pole (20) are connected with the laminating of one side bottom of activity kelly (16).

6. The manhole cover lifting device for municipal engineering construction according to claim 5, wherein: the bottom end of the inner wall of one side of the rotary groove (15) far away from the stop rod (20) is movably provided with a push rod (21) in a penetrating mode, and one end of the push rod (21) is connected with the bottom end of one side of the movable clamping rod (16) in a fitting mode.

7. The manhole cover lifting device for municipal engineering construction according to claim 6, wherein: the other end of ejector pin (21) is fixed and is provided with fixed plate (22), the one end activity that ejector pin (21) is close to fixed plate (22) is cup jointed and is provided with reset spring (23), and reset spring (23) both ends respectively with fixed plate (22) one side and one side fixed connection of extension piece (14).