CN213683912U

CN213683912U - Inspection shaft ladder special for municipal engineering construction

Info

Publication number: CN213683912U
Application number: CN202021540545.9U
Authority: CN
Inventors: 王亚军
Original assignee: Xuancheng Huajian Municipal Engineering Co ltd
Current assignee: Xuancheng Huajian Municipal Engineering Co ltd
Priority date: 2020-07-30
Filing date: 2020-07-30
Publication date: 2021-07-13
Anticipated expiration: 2030-07-30

Abstract

The utility model discloses a special inspection well ladder of municipal works construction, including the ladder frame, be equipped with dismounting device on the ladder frame, a plurality of horizontal poles of dismounting device fixedly connected with, the top fixedly connected with connecting seat of ladder frame, the both sides of connecting seat all are equipped with fixing device, two the fixed guard ring of fixing device fixedly connected with, the lower extreme of fixed guard ring is equipped with four extension devices, be equipped with four fixed thread seats on the fixed guard ring. The utility model discloses, rational in infrastructure, not only can make the inspection shaft ladder can conveniently carry and change the maintenance through dismounting device, and make the safe in utilization who guarantees the inspection shaft ladder through fixing device, make the inspection shaft ladder can satisfy the use of the inspection shaft of different specifications through the extension device simultaneously.

Description

Inspection shaft ladder special for municipal engineering construction

Technical Field

The utility model relates to an inspection shaft ladder technical field especially relates to a special inspection shaft ladder of municipal works construction.

Background

In urban construction, various underground pipelines can not be separated, the pipelines can be provided with outlets leading to the ground at intervals of certain distances so as to be convenient for workers to overhaul, the outlets leading to the ground are called inspection wells, and due to the fact that the cost of installing the vertical ladder is too high, inspection well ladders are needed when pipelines are overhauled.

Most current inspection shaft ladders are fixed to the cat ladder at the inspection shaft mouth, but when using, because the cat ladder rocks unstability on the one hand, comparatively dangerous, and on the other hand because most cat ladders are bulky, portable not convenient for, and every kind of inspection shaft mouth size difference, be not convenient for fix.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the special inspection shaft ladder of a municipal works construction that proposes not only can make the inspection shaft ladder can conveniently carry and change the maintenance through dismounting device, and makes the safe in utilization who guarantees the inspection shaft ladder through fixing device, makes the inspection shaft ladder can satisfy the use of the inspection shaft of different specifications through extension device simultaneously.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a special inspection well ladder of municipal works construction, includes the ladder frame, be equipped with dismounting device on the ladder frame, a plurality of horizontal poles of dismounting device fixedly connected with, the top fixedly connected with connecting seat of ladder frame, the both sides of connecting seat all are equipped with fixing device, two fixing device fixedly connected with fixes the guard ring, the lower extreme of fixed guard ring is equipped with four and extends the device, be equipped with four fixed thread seats on the fixed guard ring.

Preferably, dismounting device comprises connecting pipe, spring, spacing collar, slip kicking block jointly, both ends all are equipped with protruding knot on the horizontal pole, the spring is located the connecting pipe and the one end and the slip kicking block fixed connection of spring, slip kicking block and connecting pipe sliding connection, connecting pipe and spacing collar fixed connection, horizontal pole and connecting pipe sliding connection, connecting pipe and ladder frame fixed connection.

Preferably, the limiting ring is provided with two through grooves, the limiting ring is provided with a groove, the lug on the cross rod is matched with the groove, and the lug is connected with the through grooves in a sliding manner.

Preferably, the fixing device is composed of a fixed movable clamp, a fixed seat and a rotating handle, the fixed seat is fixedly connected with the connecting seat, first screw rods are arranged inside the fixed seats, the first screw rods are in threaded connection with the two fixed movable clamps, and the other ends of the first screw rods are fixedly connected with the rotating handle.

Preferably, two of the fixed moving clamps are internally provided with reverse threads.

Preferably, the extension device is composed of an anti-slip head and a second screw rod, the second screw rod is in threaded connection with the fixed threaded seat, and the anti-slip head is arranged at one end of the second screw rod.

Compared with the prior art, the utility model, its beneficial effect does:

1. the utility model discloses, through dismounting device for can be very convenient demolish the installation to the horizontal pole, the staff of being convenient for carry, and when the horizontal pole damaged, be convenient for change it.

2. The utility model discloses, through fixing device for can carry out firm fixed to the ladder frame, solve the ladder and rock or the couple danger such as drop.

3. The utility model discloses, through extending the device for the fixed guard ring that is located the well head can satisfy the use of the inspection shaft of different specifications, has saved the cost.

To sum up, the utility model discloses it is rational in infrastructure, not only can make the inspection shaft ladder conveniently carry and change the maintenance through dismounting device, and make the safe in utilization who guarantees the inspection shaft ladder through fixing device, make the inspection shaft ladder can satisfy the use of the inspection shaft of different specifications through the extension device simultaneously.

Drawings

FIG. 1 is a schematic structural view of a special inspection shaft ladder for municipal engineering construction;

FIG. 2 is a schematic structural view of a fixed guard ring of the inspection well ladder specially used for municipal engineering construction;

FIG. 3 is a schematic structural view of a dismounting device for a special inspection shaft ladder for municipal engineering construction according to the present invention;

FIG. 4 is a left side view of the limiting ring of the inspection shaft ladder specially used for municipal engineering construction;

fig. 5 is the utility model provides a fixing device's schematic structure view for special inspection shaft ladder of municipal works construction.

In the figure: 1 ladder frame, 2 horizontal poles, 3 dismounting device, 4 connecting seats, 5 fixing device, 6 extending device, 7 fixed guard ring, 8 fixed thread seats, 9 connecting pipes, 10 springs, 11 spacing rings, 12 convex buckles, 13 sliding top blocks, 14 fixed moving clamps, 15 fixed seats, 16 first screw rods, 17 rotating handles, 18 anti-skidding heads and 19 second screw rods.

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.

Referring to fig. 1-5, a special inspection well ladder for municipal engineering construction, including ladder frame 1, be equipped with dismounting device 3 on ladder frame 1, dismounting device 3 comprises connecting pipe 9, spring 10, spacing collar 11, slip kicking block 13 jointly, both ends all are equipped with protruding knot 12 on the horizontal pole 2, spring 10 is located connecting pipe 9 and spring 10's one end and slip kicking block 13 fixed connection, slip kicking block 13 and connecting pipe 9 sliding connection, connecting pipe 9 and spacing collar 11 fixed connection, be equipped with two on the spacing collar 11 and run through the groove, be equipped with a recess on the spacing collar 11, protruding knot 12 on the horizontal pole 2 is identical with the recess, protruding knot 12 with run through groove sliding connection, horizontal pole 2 and connecting pipe 9 sliding connection, connecting pipe 9 and ladder frame 1 fixed connection, make the inspection well ladder portable through dismounting device 3, the change to damaging horizontal pole 2 is also convenient for the while.

3 a plurality of horizontal poles of fixedly connected with 2 of dismounting device, the top fixedly connected with connecting seat 4 of ladder frame 1, the both sides of connecting seat 4 all are equipped with fixing device 5, fixing device 5 is by fixed moving clamp 14, fixing base 15, rotate and constitute 17 jointly, two

fixing bases

15 and 4 fixed connection of connecting seat, the inside of two fixing bases 15 all is equipped with first screw rod 16, first screw rod 16 and two fixed moving clamp 14 threaded connection, two fixed moving clamp 14 are inside to be equipped with reverse screw thread, first screw rod 16's the other end and rotation are 17 fixed connection, make through fixing device 5 and to guarantee to ladder frame 1 fixed, reduce because the ladder rocks or the danger that the couple produced such as drops.

Two fixing device 5 fixedly connected with fixed guard rings 7, the lower extreme of fixed guard ring 7 is equipped with four extension devices 6, extension device 6 comprises antiskid head 18, second screw rod 19 jointly, second screw rod 19 and fixed thread seat 8 threaded connection, the one end of second screw rod 19 is equipped with antiskid head 18, be equipped with four fixed thread seats 8 on the fixed guard ring 7, it is fixed to make the installation that satisfies the inspection shaft to different specifications to carry out the inspection shaft manhole ladder through extension device 6.

The utility model discloses in, the staff at first places fixed guard ring 7 in inspection shaft mouth department, rotate and be located 8 inside second screw rods 19 of fixed thread seat, make four second screw rods 19 adjust the distance to suitable inspection shaft mouth, promote horizontal pole 2, slide through the groove that runs through on the spacing collar 11 with protruding knot 12 on the horizontal pole 2 and put into connecting pipe 9, the removal of horizontal pole 2 drives the removal of slip kicking block 13, the removal compression spring 10 of slip kicking block 13, rotate horizontal pole 2, make protruding knot 12 arrange in the recess on the spacing collar 11, spring 10 promotes the one end counterbalance of slip kicking block 13 and horizontal pole 2, thereby realize the convenient dismantlement to horizontal pole 2, and is convenient for carry, when the ladder damages simultaneously, can very convenient change that can damage the piece through rotatory horizontal pole 2, the very big cost of having saved.

The ladder frame 1 is placed in the inspection well, the rotating handle 17 is rotated, the rotating handle 17 rotates to drive the first screw rod 16 to rotate, the two fixed moving clamps 14 move relatively due to the rotation of the first screw rod 16, the ladder frame 1 is fixedly connected with the fixed protection ring 7, and therefore the safety of the inspection well ladder in the using process is guaranteed.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a special inspection well ladder of municipal works construction, includes ladder frame (1), its characterized in that, be equipped with dismounting device (3) on ladder frame (1), a plurality of horizontal poles of dismounting device (3) fixedly connected with (2), the top fixedly connected with connecting seat (4) of ladder frame (1), the both sides of connecting seat (4) all are equipped with fixing device (5), two fixing device (5) the fixed guard ring (7) of fixedly connected with, the lower extreme of fixed guard ring (7) is equipped with four and extends device (6), be equipped with four fixed thread seats (8) on the fixed guard ring (7).

2. The inspection well ladder special for municipal engineering construction according to claim 1, wherein the detaching device (3) comprises a connecting pipe (9), a spring (10), a limiting ring (11) and a sliding top block (13), both ends of the cross rod (2) are provided with a convex buckle (12), the spring (10) is positioned in the connecting pipe (9), one end of the spring (10) is fixedly connected with the sliding top block (13), the sliding top block (13) is slidably connected with the connecting pipe (9), the connecting pipe (9) is fixedly connected with the limiting ring (11), the cross rod (2) is slidably connected with the connecting pipe (9), and the connecting pipe (9) is fixedly connected with the ladder frame (1).

3. The inspection well ladder special for municipal engineering construction according to claim 2, wherein two through grooves are formed in the limiting ring (11), a groove is formed in the limiting ring (11), the convex buckle (12) on the cross bar (2) is matched with the groove, and the convex buckle (12) is slidably connected with the through grooves.

4. The inspection well ladder special for municipal engineering construction according to claim 1, wherein the fixing device (5) is composed of a fixed movable clamp (14), two fixed seats (15) and a rotating handle (17), the two fixed seats (15) are fixedly connected with the connecting seat (4), a first screw (16) is arranged inside each of the two fixed seats (15), the first screw (16) is in threaded connection with the two fixed movable clamps (14), and the other end of the first screw (16) is fixedly connected with the rotating handle (17).

5. The inspection well ladder special for municipal engineering construction according to claim 4, wherein the two fixed moving clamps (14) are internally provided with reverse threads.

6. The inspection well ladder special for municipal engineering construction according to claim 1, wherein the extension device (6) consists of an anti-slip head (18) and a second screw (19), the second screw (19) is in threaded connection with the fixed threaded seat (8), and the anti-slip head (18) is arranged at one end of the second screw (19).