CN210797640U - Sectional type inspection shaft - Google Patents

Abstract

The utility model discloses a sectional inspection shaft, which relates to the technical field of forging presses and solves the problem that the upper surface of a well cover and the road surface are difficult to keep on the same plane, and comprises a base, a lower shaft, an upper shaft and a well cover; two separation strips are fixed on the periphery of the lower shaft, a plurality of caulking grooves which are communicated are formed in the lower shaft, two fixing blocks are fixed on the inner wall of the upper shaft, and guide grooves are symmetrically formed in one end of the lower shaft. The utility model discloses a holistic height of pit shaft is adjusted to the mode of pit shaft height on adjusting, and the regulative mode is simple and convenient, and the fixed block utilizes the fixed block to disperse the holding power of last barrel and lower barrel simultaneously with the grafting adaptation of caulking groove, has reduced the influence to pit shaft overall stability, and practical application nature is stronger.

Description

Sectional type inspection shaft

Technical Field

The utility model belongs to the technical field of the forging press technique and specifically relates to a sectional type inspection shaft pit shaft is related to.

Background

The inspection well is used for maintaining power supply, water drainage, pollution discharge, communication, cable television, gas pipes, street lamp lines and the like of urban underground infrastructure, and is convenient to install. It is usually installed at the intersection of pipelines, turning, where the pipe diameter or slope changes, and at certain intervals on straight pipeline sections, and is convenient for regular inspection of the attached structures.

The Chinese patent with the authorization bulletin number of CN207525785U provides an automatic municipal inspection well lid that goes up and down, including the inspection well that sets up from outside to inside with one heart, the well lid, the inspection well bottom surface is equipped with the recess with one heart, be equipped with the elevating system guiding mechanism who makes the well lid go up and down in the recess, elevating system is including the gear motor who couples gradually, shaft coupling and screw rod, screw rod top and well lid thread coupling, gear motor passes through right angle night shift and fixes on the lateral wall of recess, guiding mechanism includes the polished rod, the polished rod bottom is through screw-thread fit and fixed block hookup, the fixed block outer fringe is fixed on recess ground through the first expansion bolt of a plurality of equipartitions, polished rod top and well lid clearance fit, the inspection well top is.

The above prior art solutions have the following drawbacks: when the inspection well is installed and constructed, the upper surface and the road surface that are difficult to keep the well lid are in the coplanar, or use one end time after, the road surface around the well lid appears certain collapse, can lead to inspection well and well lid salient in road surface, cause the influence to the traffic easily.

SUMMERY OF THE UTILITY MODEL

The utility model aims at being convenient for adjust inspection shaft structural height, adjust convenient, stable in structure, a sectional type inspection shaft that the suitability is strong.

The utility model discloses a can realize through following technical scheme:

a sectional type inspection well shaft comprises a base, wherein a lower well shaft is fixed on the base, an upper well shaft is coaxially sleeved at one end of the lower well shaft, which is far away from the base, and a well cover is covered at one end of the upper well shaft, which is far away from the base;

two separating strips extending along the axial direction are embedded on the peripheral side of the lower shaft, a plurality of communicated caulking grooves are formed in the two sides of the lower shaft between the two separating strips, the two separating strips and the plurality of caulking grooves in the two sides of the lower shaft are symmetrically arranged along the axial line of the lower shaft, and the distances between the plurality of caulking grooves and the base are different;

the inner wall of the upper shaft is fixed with two fixed blocks which are matched with the caulking grooves in an inserted mode, the two fixed blocks are symmetrically arranged along the axis of the upper shaft, one end, far away from the base, of the lower shaft is symmetrically provided with guide grooves which are convenient for the fixed blocks to enter the caulking grooves.

Through adopting above-mentioned technical scheme, when installing the pit shaft, lift up the pit shaft to in pegging graft two locating pieces to two guide slots, introduce the caulking groove with two locating pieces through the guide slot in, rotate the pit shaft, drive two locating pieces and slide in the caulking groove of difference, through the grafting adaptation of locating piece and different caulking grooves, realize going up the altitude mixture control of pit shaft. The utility model discloses a holistic height of pit shaft is adjusted to the mode of pit shaft height on adjusting, and the regulative mode is simple and convenient, and the fixed block utilizes the fixed block to disperse the holding power of last barrel and lower barrel simultaneously with the grafting adaptation of caulking groove, has reduced the influence to pit shaft overall stability, and practical application nature is stronger.

Further setting the following steps: the outer wall of the lower shaft is provided with a plurality of positioning holes which are respectively communicated with the caulking grooves in a one-to-one correspondence mode, and one side of the fixing block is elastically provided with a positioning block which is matched with the positioning holes in an inserted mode.

By adopting the technical scheme, after the fixing block is inserted into the caulking groove, and the positioning block corresponds to the positioning hole one by one, the positioning block is inserted into the positioning hole under the action of elasticity, so that the position of the fixing block is limited, and the upper shaft and the lower shaft are stably connected.

Further setting the following steps: the positioning block is characterized in that a placing hole is formed in one side, where the positioning block is located, of the fixing block, an elastic piece is fixedly connected between the inner wall of one side, away from the positioning block, of the placing hole and the positioning block, and when one end of the positioning block is in inserting fit with the positioning hole, the other end of the positioning block is located inside the placing hole.

By adopting the technical scheme, after the upper shaft barrel is adjusted, one end of the positioning block is tightly abutted to the inner wall of the placing hole, and the other end of the positioning block is tightly abutted to the inner wall of the positioning hole, so that the limiting effect is realized, and the upper shaft barrel is more stably connected with the lower shaft barrel.

Further setting the following steps: two handles are fixed on the inner wall and the outer wall of the upper shaft, and the two handles positioned on the same side of the upper shaft are symmetrically arranged along the axis of the upper shaft.

Through adopting above-mentioned technical scheme, the pit shaft is gone up in being convenient for to rotate by the handle, rotates when promoting the pit shaft and rotate, and the handle that the symmetry set up makes the gravity dispersion of going up the pit shaft more even, and is more laborsaving during the promotion.

Further setting the following steps: the inner wall of the upper shaft and the inner wall of the lower shaft are respectively coated with two upper marks and a plurality of lower marks, the two upper marks and the two positioning blocks are arranged in the positions of the upper shaft in a one-to-one correspondence manner, and the plurality of lower marks and the plurality of caulking grooves are arranged in the positions of the lower shaft in a one-to-one correspondence manner.

By adopting the technical scheme, when the upper shaft is rotated, the inserting position of the positioning block and one of the caulking grooves can be conveniently and quickly judged through the corresponding relation between the upper mark and the lower mark, so that the height adjustment of the upper shaft is simpler.

Further setting the following steps: the lower shaft is formed by coaxially and mutually inserting a plurality of circular tubes.

By adopting the technical scheme, the construction and installation of the lower shaft are facilitated, and the height of the lower shaft is facilitated to be reduced by detaching one of the circular tubes.

Further setting the following steps: an inserting ring is fixed at one end of the round pipe, and an inserting groove matched with the inserting ring in an inserting mode is formed in one end, far away from the inserting ring, of the round pipe.

By adopting the technical scheme, the connection tightness of the adjacent circular tubes is enhanced by the insertion fit of the insertion ring and the insertion groove, and the lower shaft is guaranteed to have higher structural supporting force.

Further setting the following steps: the base, go up the pit shaft, the well lid, the parting bead, the fixed block all mainly by concrete, mortar, brick, rubble make.

Through adopting above-mentioned technical scheme, the structure is more stable, and bearing capacity and corrosion resistance are stronger, and life is more permanent.

To sum up, the utility model discloses a beneficial technological effect does:

(1) the distance between the multiple caulking grooves relative to the base is different, the height of the upper shaft barrel relative to the base is adjusted through the splicing adaptation of the fixing block and the multiple different caulking grooves, the adjustment is convenient, and the influence on the overall structural stability of the upper shaft barrel and the lower shaft is small;

(2) through handle, last sign, down the sign be convenient for the staff can adjust the structure of last pit shaft inside the inspection shaft, it is more convenient to adjust, operates safelyr.

Drawings

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

fig. 2 is an exploded view of the overall structure of the present invention;

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

FIG. 4 is an enlarged view of a portion B of FIG. 3;

fig. 5 is a sectional view taken along line C-C of fig. 1.

Reference numerals: 1. a base; 2. descending a shaft; 3. an upper shaft; 4. a well cover; 5. a dividing strip; 6. caulking grooves; 7. a fixed block; 8. a guide groove; 9. positioning holes; 10. positioning blocks; 11. placing holes; 12. an elastic member; 13. marking; 14. marking down; 15. a handle; 16. a plug-in ring; 17. and (4) inserting grooves.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, for the utility model discloses a sectional type inspection shaft, including base 1, be fixed with pit shaft 2 down on the base 1, the coaxial cover of base 1's one end is kept away from to pit shaft 2 is equipped with pit shaft 3 down, and the inner wall of going up pit shaft 3 closely laminates the setting with the outer wall of pit shaft 2 down, and the end cover that goes up pit shaft 3 and keep away from base 1 closes and is provided with well lid 4, well lid 4 and the coaxial setting of last pit shaft 3. The base 1, the lower shaft 2, the upper shaft 3 and the well lid 4 jointly form the integral structure of the inspection well, and during construction, the base 1, the upper shaft 3 and the lower shaft 2 are all installed in the foundation soil body.

Referring to fig. 3, the lower shaft 2 is formed by coaxially inserting a plurality of circular pipes into each other. The pipe is convenient for the construction installation of pit shaft 2 down, simultaneously through dismantling one of them pipe, realizes directly reducing the height of pit shaft 2 down. Referring to fig. 4, an insertion ring 16 is fixed at one end of the circular tube, the insertion block is coaxially arranged with the lower shaft 2, and an insertion groove 17 adapted to the insertion ring 16 is formed at one end of the circular tube far away from the insertion ring 16. By utilizing the splicing adaptation of the splicing ring 16 and the splicing groove 17, the integral height of the inspection well can be conveniently and directly adjusted, the connection tightness of adjacent circular tubes is enhanced after connection, and the lower shaft 2 is ensured to have higher structural supporting force.

Referring to fig. 2, two axially extending parting strips 5 are embedded in the periphery of the lower shaft 2. Referring to fig. 1 and 2, a plurality of caulking grooves 6 have all been seted up to the both sides of pit shaft 2 between two parting beads 5, and a plurality of caulking grooves 6 all communicate through connecting channel between extending to set up and the adjacent caulking groove 6 along the week side of pit shaft 2 down, and a plurality of caulking grooves 6 of two parting beads 5 and 2 both sides of pit shaft down all set up along the axis symmetry of pit shaft 2 down, and the distance size of the relative base 1 of a plurality of caulking grooves 6 is all inequality. Referring to fig. 5, two fixing blocks 7 which are in plug-in fit with the caulking grooves 6 are fixed on the inner wall of the upper shaft barrel 3, the two fixing blocks 7 are symmetrically arranged along the axis of the upper shaft barrel 3, and the height of each fixing block 7 along the axis direction of the lower shaft barrel 2 is smaller than that of a connecting channel of the adjacent caulking groove 6. Because be in down 2 with a plurality of caulking grooves 6 of one side all inequality with the distance size of base 1, well bore 3 in rotating, through the grafting adaptation of fixed block 7 with different caulking grooves 6, be convenient for adjust the distance between well bore 3 and the base 1, the regulative mode is simple and convenient, thereby adjust the holistic height of inspection shaft, because be in down 6 one-to-one settings of a plurality of caulking grooves of 2 both sides of well bore, thereby when well bore 3 in rotating, the rotation and the lift of two fixed blocks 7 all keep unanimous, thereby reduce the condition of locating piece 10 and 6 screens of caulking groove.

Referring to fig. 1, one end of the lower shaft 2, which is far away from the base 1, is symmetrically provided with guide grooves 8 for facilitating the fixed block 7 to enter the caulking groove 6. The guide groove 8 is used for guiding the positioning block 10 into the caulking groove 6, so that the upper shaft 3 and the lower shaft 2 are convenient to mount and dismount.

The base 1, the upper shaft 3, the lower shaft 2, the well lid 4, the separation strips 5 and the fixing blocks 7 are all mainly made of concrete, mortar, bricks and broken stones. The structure is more stable, and bearing capacity and corrosion resistance are stronger, and life is more permanent.

Referring to fig. 1, a plurality of locating holes 9 have been seted up to the outer wall of lower shaft 2, and a plurality of locating holes 9 communicate with a plurality of caulking grooves 6 one-to-one respectively, and locating hole 9 is the slope setting along the both sides inner wall of lower shaft 2 circumference, and locating hole 9 is the bucket shape setting along the section of the tangential direction of lower shaft 2 promptly. Referring to fig. 4, a positioning block 10 inserted into the positioning hole 9 is elastically disposed at one side of the fixing block 7. After the fixed block 7 is inserted into the caulking groove 6, and when the positioning blocks 10 correspond to the positioning holes 9 one by one, the positioning blocks 10 are inserted into the positioning holes 9 under the action of elasticity, so that the positions of the fixed blocks 7 are limited, the upper shaft barrel 3 and the lower shaft barrel 2 are stably connected, when the upper shaft barrel 3 is rotated, the positioning blocks 10 receive the reverse extrusion effect of the inner wall of the inclined positioning holes 9, the positioning blocks 10 are moved out of the positioning holes 9, and the influence of the positioning blocks 10 on the rotation adjustment of the upper shaft barrel 3 is reduced.

A hole 11 is formed in one side of the positioning block 10 of the fixing block 7, an elastic piece 12 is fixedly connected between the inner wall of one side of the hole 11 far away from the positioning block 10 and the positioning block 10, and the elastic piece 12 is made of a steel elastic sheet. After the position of the upper shaft 3 is adjusted, namely when the fixing block 7 is inserted into the caulking groove 6, one end of the positioning block 10 is inserted into the positioning hole 9 and matched with the positioning hole 9 and tightly abutted to the inner wall of the positioning hole 9, and the other end of the positioning block 10 is positioned inside the placing hole 11 and tightly abutted to the inner wall of the placing hole 11, so that the limiting effect is realized, and the connection between the upper shaft 3 and the lower shaft 2 is more stable.

Referring to fig. 2, two handles 15 are fixed to the inner wall of the upper wellbore 3, and the two handles 15 are symmetrically disposed along the axis of the upper wellbore 3. The handle 15 is convenient for rotate the upper shaft 3, when the upper shaft 3 is rotated and pushed to rotate, the symmetrically arranged handles 15 enable the gravity of the upper shaft 3 to be dispersed more uniformly, and more labor is saved during pushing.

Two upper marks 13 and a plurality of lower marks 14 are respectively sprayed on the inner wall of the upper shaft 3 and the inner wall of the lower shaft 2, the two upper marks 13 and the two positioning blocks 10 are arranged at the positions of the upper shaft 3 in a one-to-one correspondence manner, and the two upper marks 13 and the two positioning blocks 10 are positioned on the same radial line of the upper shaft 3. The plurality of lower marks 14 are provided in one-to-one correspondence with the plurality of caulking grooves 6 at the position of the lower shaft 2. When the upper shaft 3 is rotated, the inserting position of the positioning block 10 and one caulking groove 6 can be conveniently and quickly judged through the corresponding relation between the upper mark 13 and the lower mark 14, so that the height adjustment of the upper shaft 3 is simpler.

The implementation principle and the beneficial effects of the embodiment are as follows:

in introducing caulking groove 6 with fixed block 7 through guide slot 8, realize going up pit shaft 3 and pit shaft 2's erection joint, rotate upper shaft 3 through handle 15 for fixed block 7 and different caulking grooves 6's grafting adaptation, adjust upper shaft 3 until being in suitable height, thereby adjust the whole height of inspection shaft, simple structure, it is convenient to adjust, and upper shaft 3 is better with 2 overall structure intensity of pit shaft down, can satisfy actual required holding power.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (8)

1. A sectional type inspection shaft pit shaft which characterized in that: the device comprises a base (1), wherein a lower shaft (2) is fixed on the base (1), an upper shaft (3) is coaxially sleeved at one end, far away from the base (1), of the lower shaft (2), and a well cover (4) is covered at one end, far away from the base (1), of the upper shaft (3);

two separating strips (5) extending along the axis direction are embedded on the peripheral side of the lower shaft (2), a plurality of caulking grooves (6) which are communicated are formed in the two sides of the lower shaft (2) between the two separating strips (5), the two separating strips (5) and the plurality of caulking grooves (6) on the two sides of the lower shaft (2) are symmetrically arranged along the axis of the lower shaft (2), and the distances between the plurality of caulking grooves (6) and the base (1) are different;

go up the inner wall of pit shaft (3) be fixed with two with fixed block (7) of caulking groove (6) grafting adaptation, two fixed block (7) are followed the axis symmetry of going up pit shaft (3) sets up, pit shaft (2) are kept away from down the one end symmetry of base (1) has been seted up and is convenient for fixed block (7) get into guide slot (8) in caulking groove (6).

2. The sectional type inspection well shaft according to claim 1, wherein a plurality of positioning holes (9) are formed in the outer wall of the lower well shaft (2), the positioning holes (9) are respectively communicated with the caulking grooves (6) in a one-to-one correspondence manner, and a positioning block (10) which is in plug-in fit with the positioning holes (9) is elastically arranged on one side of the fixing block (7).

3. The sectional type inspection well shaft according to claim 2, wherein a positioning hole (11) is formed in one side of the fixing block (7) where the positioning block (10) is located, an elastic member (12) is fixedly connected between an inner wall of one side of the positioning hole (11) far away from the positioning block (10) and the positioning block (10), and when one end of the positioning block (10) is inserted into and fitted with the positioning hole (9), the other end of the positioning block (10) is located inside the positioning hole (11).

4. A sectional manhole shaft according to claim 3, wherein the inner wall of the upper shaft (3) and the inner wall of the lower shaft (2) are respectively coated with two upper marks (13) and a plurality of lower marks (14), the two upper marks (13) and the two positioning blocks (10) are arranged in the upper shaft (3) in a one-to-one correspondence manner, and the plurality of lower marks (14) and the plurality of caulking grooves (6) are arranged in the lower shaft (2) in a one-to-one correspondence manner.

5. A sectioned manhole shaft according to claim 4, wherein both the inner and outer walls of the upper shaft (3) are fixed with two handles (15), the two handles (15) on the same side of the upper shaft (3) being arranged symmetrically along the axis of the upper shaft (3).

6. A sectional manhole shaft according to claim 1, wherein the lower shaft (2) is formed by coaxially inserting a plurality of round tubes into each other.

7. The sectional type inspection well shaft according to claim 6, wherein an insertion ring (16) is fixed at one end of the circular tube, and an insertion groove (17) which is inserted and matched with the insertion ring (16) is formed at one end of the circular tube, which is far away from the insertion ring (16).

8. A sectional manhole shaft according to claim 1, wherein the base (1), the upper shaft (3), the lower shaft (2), the well lid (4), the spacer bar (5), the fixing block (7) are all mainly made of concrete and brick.

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