CN113021613B

CN113021613B - Rail flat-open inspection well die

Info

Publication number: CN113021613B
Application number: CN202110403748.6A
Authority: CN
Inventors: 张波; 张建华; 范瑞迎; 李若成; 王宁
Original assignee: Shandong Renhe Mold Machinery Co ltd
Current assignee: Shandong Renhe Mold Machinery Co ltd
Priority date: 2021-04-15
Filing date: 2021-04-15
Publication date: 2023-07-07
Anticipated expiration: 2041-04-15
Also published as: CN113021613A

Abstract

The invention relates to a track flat-open type inspection well die, and belongs to the technical field of building material production equipment. The inspection shaft mould includes chassis, columniform shell body and core, the diameter of core is less than the shell body, the coaxial heart of core is located the shell body, and the two sets up on the chassis, the core includes the center post, and the front and back bilateral symmetry of center post is provided with preceding butt joint board and back butt joint board, and the left and right bilateral symmetry of center post is provided with left butt joint board and right butt joint board, preceding butt joint board, back butt joint board, left butt joint board and right butt joint board all are the arc face, and four butt joint become columniform core shell, and four butt joint boards pass through the connecting rod and are connected with the center post, and the center post bottom sets up elevating gear. The core shell of the core of the track flat-open type inspection well die designed by the invention can be retracted under the drive of the center column, so that the core shell is separated from the inner wall of the solidified inspection well pipeline, friction force is reduced, and the inspection well pipeline is convenient to take out from the die.

Description

Rail flat-open inspection well die

Technical Field

The invention relates to the technical field of building material production equipment, in particular to a track flat-open inspection well die.

Background

The existing production of cylindrical concrete pipelines such as inspection wells and the like is basically carried out by casting through a mould, the existing pipeline casting mould is mostly formed by using two cylindrical shells which are coaxially sleeved, a circular cylindrical space is formed between the two shells, the outer shells are mostly assembled by arc plates for convenient operation, after the cast concrete is solidified, the outer shells are opened, the inner shells are pulled out from the pipeline forcefully, and the manufacture of the concrete pipeline is completed. However, because the concrete is directly poured on the inner shell in the process of manufacturing the pipeline, the concrete is tightly contacted with the inner shell after the pipeline is solidified, the friction force is huge, the concrete and the inner shell are difficult to separate, and the situation that the concrete pipeline is damaged in the separation process often occurs.

Disclosure of Invention

In order to solve the problems in the prior art, the invention designs the track flat-open type inspection well die, which can easily separate the formed concrete pipeline from the die and is convenient to apply.

The technical scheme adopted by the invention is as follows: the inspection well die comprises a chassis, a cylindrical outer shell and a core body, wherein the diameter of the core body is smaller than that of the outer shell, the core body is coaxially arranged in the outer shell and arranged on the chassis, the core body comprises a center column, a front butt joint plate and a rear butt joint plate are symmetrically arranged on the front side and the rear side of the center column, a left butt joint plate and a right butt joint plate are symmetrically arranged on the left side and the right side of the center column, the front butt joint plate, the rear butt joint plate, the left butt joint plate and the right butt joint plate are all arc-shaped plate surfaces, and the front butt joint plate, the rear butt joint plate, the left butt joint plate and the right butt joint plate are butt-jointed to form a cylindrical core shell; the upper parts of the inner side surfaces of the front butt joint plate and the rear butt joint plate are respectively connected with the front side and the rear side of the upper part of the central column through first connecting rods, the lower parts of the front butt joint plate and the rear butt joint plate are respectively connected with the front side and the rear side of the lower part of the central column through second connecting rods, the upper parts of the inner side surfaces of the left butt joint plate and the right butt joint plate are respectively connected with the left side and the right side of the upper part of the central column through third connecting rods, the lower parts of the left butt joint plate and the right butt joint plate are respectively connected with the left side and the right side of the lower part of the inner side of the central column through fourth connecting rods, the two ends of each connecting rod are respectively hinged with each butt joint plate and the central column, the hinge holes of the third connecting rods and the fourth connecting rods, the bottoms of the central column are respectively connected with a chassis through lifting device, the bottoms of the four butt joint plates are connected onto the chassis in a sliding mode, and the central column descends, and the connecting rods drive the four butt joint plates to retract inwards, wherein the front butt joint plate and the rear butt joint plate act on the connecting plates before the left butt joint plate and the right joint plate are hinged; the central column rises, and the four butt joint plates are driven to move outwards through the connecting rods to butt joint the core shell into a cylindrical shape. The core of mould is formed by four mobilizable butt joint boards concatenation, and the butt joint board passes through articulated connecting rod and liftable center post is connected, and the center post goes up and down under elevating gear's drive to realize the change of core external diameter, after the concrete pipe solidification, the center post descends, drives the butt joint board and contracts, makes its whole and the medial surface of pipeline break away from, easily realizes the separation of two.

Further, the shell body is formed by butt joint of two semicircular arc plates, the bottoms of the two semicircular arc plates are respectively welded with a supporting plate, rollers are respectively arranged on two sides of the supporting plate, and the rollers are clamped in sliding grooves on two sides of the chassis and can roll along the sliding grooves. The two semicircular arc plates forming the outer shell are connected to the chassis through the idler wheels, and the movement is convenient.

Further, the hinge holes of the first connecting rod and the second connecting rod connected with the center column are also oblong holes, and the aperture length of the hinge holes is smaller than the length of the hinge holes of the third connecting rod and the fourth connecting rod connected with the center column. Therefore, the center column, the front butt joint plate, the rear butt joint plate and the left butt joint plate form three-stage steps when moving, the center column descends firstly, then drives the front butt joint plate and the rear butt joint plate to adduction, then drives the left butt joint plate and the right butt joint plate to adduction, and the adduction actions of the respective adductions are not influenced on the basis of ensuring that the butt joint plates are tightly butted after being opened.

Further, the top of the center column is connected with a center shielding plate; the top parts of the front butt joint plate and the rear butt joint plate are respectively connected with a front shielding plate and a rear shielding plate, and the top parts of the left butt joint plate and the right butt joint plate are respectively connected with a left shielding plate and a right shielding plate; the outer side edges of the front shielding plate, the rear shielding plate, the left shielding plate and the right shielding plate are respectively arc-shaped and are parallel and level with the plate surfaces of the respectively connected butt joint plates, and the four shielding plates and the central shielding plate are spliced into a complete circle. The top of core is sealed to the sunshade, splashes in the core when preventing to pour the concrete, influences the removal of butt joint board.

Further, a plurality of locking buckles are correspondingly arranged at the butt joint positions of the two semicircular arc plates of the outer shell.

Further, elevating gear includes transmission shaft, two eccentric members and sleeve pipe, the center department at the chassis is fixed to the sleeve pipe, the center post is worn in the sleeve pipe and can slide from top to bottom, the transmission shaft passes from the chassis and passes the center department of chassis, two eccentric members fixed connection in the middle part of transmission shaft, partly is listed as in the both sides of sleeve pipe, the top of two eccentric members articulates respectively has the lift connecting rod, the top of two lift connecting rods articulates respectively in the both sides of center post lower part, the transmission shaft passes through the bearing to be fixed on the chassis, the hand wheel is installed to one end, rotate the hand wheel and make the transmission shaft rotate, drive center post by eccentric member and lift connecting rod on it and prolong the sleeve pipe and reciprocate.

Further, the butt joint edges of the front butt joint plate, the rear butt joint plate, the left butt joint plate and the right butt joint plate are inclined planes, wherein the butt joint edge inclined planes of the front butt joint plate and the rear butt joint plate face outwards, and the butt joint edge inclined planes of the left butt joint plate and the right butt joint plate face inwards; the butt joint edges of the front shielding plate, the rear shielding plate, the left shielding plate, the right shielding plate and the central shielding plate are inclined planes, wherein the butt joint edge of the central shielding plate faces upwards obliquely, the butt joint edges of the left side and the right side of the front shielding plate and the rear shielding plate face upwards obliquely, the butt joint edges of the inner side and the central shielding plate face downwards obliquely, and the butt joint edges of the left shielding plate and the right shielding plate face downwards obliquely. The butt joint edge is designed into an inclined plane so as to be convenient for butt joint between the plate bodies.

Further, a plurality of transverse reinforcing ribs and vertical reinforcing ribs are welded on the outer side plate surfaces of the two semicircular arc-shaped plates of the outer shell. The overall strength of the outer shell is improved.

Further, two horizontal overturning support columns are respectively arranged at the butt joint positions of the outer side plate surfaces of the semicircular arc plates close to the two sides. The mold is turned over after the inspection well pipeline is manufactured, so that the pipeline and the mold are convenient to hoist and separate.

Compared with the prior art, the track flat-open type inspection well mould designed by the invention has the advantages that: the shell of the core body of the die is spliced into a cylinder by four arc-shaped butt joint plates, the four butt joint plates are respectively hinged with a central rod at the axle center through hinged connecting rods, the central rod is lifted through a lifting device to drive the four butt joint plates to move inwards and outwards, so that the diameter of the shell of the core body is changed, and the core body is easily separated from a solidified pipeline; the outer shell is connected to the chassis in a sliding way through the idler wheels, so that the movement is convenient; in addition, the butt joint edges of the butt joint plates and the shielding plates of the core body are designed to face to the mutually matched inclined planes, so that the butt joint plates and the shielding plates can be conveniently moved outwards for butt joint and adduction.

Drawings

FIG. 1 is a schematic view of a track side-hung manhole mold

FIG. 2 is a schematic side view of a side view and section of a track side-hung manhole mold

FIG. 3 is a schematic view of a die core in elevation view

In the figure, a shell body 1, a core body 2, a chassis 3, a semicircular arc plate 11, a locking buckle 12, a turnover supporting leg 13, a roller 14, a reinforcing rib 15, a supporting plate 16, a front butt joint plate 21, a rear butt joint plate 22, a left butt joint plate 23, a right butt joint plate 24, a center column 25, a transmission shaft 26, a eccentric member 27, a sleeve 28, a 29 lifting connecting rod 30, a hand wheel 211, a front shielding plate 221, a rear shielding plate 231, a left shielding plate 241, a right shielding plate 251, a first connecting rod 212, a second connecting rod 213, a third connecting rod 232, a fourth connecting rod 233 and a sliding groove 31

Detailed Description

The invention will be further described with reference to the accompanying drawings and specific examples. The technical solutions in the embodiments of the present invention are clearly and completely described, and the described embodiments are only some embodiments, but not all embodiments, of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention disclosed herein without departing from the scope of the invention.

As shown in fig. 1, 2 and 3, the invention discloses an embodiment of a track flat-open type inspection well mold, which comprises an outer shell 1, a core body 2 and a chassis 3, wherein the outer diameter of the core body 2 is smaller than that of the outer shell 1, the core body 2 and the outer shell 1 are coaxially arranged, the core body 2 is positioned in the outer shell 1, and the core body 2 and the chassis 3 are arranged on the chassis 3.

The outer shell 1 is formed by butt joint of two semicircular arc plates 11 with the same shape, the bottoms of the two semicircular arc plates 11 are respectively welded with a supporting plate 16, and the front end and the rear end of the supporting plate 16 are respectively provided with a roller 14. The front side and the rear side of the chassis 3 are respectively provided with a chute 31, and the rollers 14 on both sides of the supporting plate 16 are respectively clamped in the chute 31 on both sides of the chassis 3 and can roll and translate left and right along the chute 31.

The butt joint positions of two sides of the two semicircular arc plates 11 are respectively and correspondingly provided with a plurality of locking buckles 12, and the two semicircular arc plates 11 after butt joint are connected and fixed through the locking buckles 12. In addition, two overturning supporting legs 13 are respectively arranged at the butt joint positions of the two semicircular arc plates 11 close to the two sides. The outer side surfaces of the two semicircular arc plates 11 are welded with a plurality of transverse and vertical staggered reinforcing ribs 15.

The core body 2 comprises a core body shell and a center column 25, the center column 25 is arranged along the axis of the core body 2, and the bottom is connected with the chassis 3 through a lifting device. The core shell is a cylindrical structure formed by splicing four arc-shaped plate bodies, and is respectively provided with a front butt joint plate 21, a rear butt joint plate 22, a left butt joint plate 23 and a right butt joint plate 24, wherein the front butt joint plate 21 and the rear butt joint plate 22 are symmetrically arranged, and the left butt joint plate 23 and the right butt joint plate 24 are symmetrically arranged. The upper parts of the inner side surfaces of the front butt joint plate 21 and the rear butt joint plate 22 are respectively hinged with a first connecting rod 212, the two first connecting rods 212 are obliquely arranged downwards, the bottom ends of the two first connecting rods are respectively provided with an oblong hinge hole, and the two first connecting rods are respectively hinged on the front side and the rear side of the upper part of the center column 25 through pin shafts; the lower parts of the inner side surfaces of the front butt joint plate 21 and the rear butt joint plate 22 are respectively hinged with a second connecting rod 213, the two second connecting rods 213 are arranged in a downward inclined mode, the bottom ends of the two second connecting rods are respectively provided with an oblong hinge hole, and the two second connecting rods are respectively hinged on the front side and the rear side of the lower part of the center column 25 through pin shafts. The upper parts of the inner side surfaces of the left butt joint plate 23 and the right butt joint plate 24 are respectively hinged with two third connecting rods 232, the two third connecting rods 232 are arranged in a downward inclined way, the bottom ends of the two third connecting rods 232 are respectively provided with an oblong hinge hole, and the two third connecting rods are respectively hinged on the left side and the right side of the upper part of the center column 25 through pin shafts; the lower parts of the inner side surfaces of the left butt joint plate 23 and the right butt joint plate 24 are respectively hinged with a fourth connecting rod 233, the two fourth connecting rods 233 are arranged in a downward inclined mode, the bottom ends of the two fourth connecting rods 233 are respectively provided with an oblong hinge hole, and the two fourth connecting rods are respectively hinged on the left side and the right side of the lower part of the center column 25 through pin shafts. Wherein the aperture length of the oblong hinge hole at the bottom ends of the third link 232 and the fourth link 233 is greater than the aperture length of the hinge hole at the bottom ends of the first link 212 and the second link 213. The bottoms of the four butt plates are connected with the chassis 3 in a sliding way. When the center post 25 moves downward, then pulls the upper and lower ends of the front and rear abutment plates 21 and 22 to move inward through the first and

second links

212 and 213, and then pulls the upper and lower ends of the left and

right abutment plates

23 and 24 to move inward through the third and

fourth rails

232 and 233. The butt edges on both sides of the four butt-joint plates are respectively designed into inclined planes, wherein the inclined planes of the butt-joint edges on both sides of the front butt-joint plate 21 and the rear butt-joint plate 22 face outwards, and the inclined planes of the butt-joint edges on both sides of the left butt-joint plate 23 and the right butt-joint plate 24 face inwards.

The top of core 2 is provided with circular shape sunshade and seals, and the sunshade is formed by 5 plate body concatenation, including installing square center sunshade 251 on center post 25 top and respectively case dress front shroud 211, back sunshade 221, left sunshade 231 and right sunshade 241 on four butt joint board tops, the edge of installing four sunshade plate bodies on the butt joint board and the edge parallel and level of the butt joint board that is connected respectively. In addition, the butt edges of the 5 shutter plates are also inclined, wherein the four butt edges of the center shutter 251 are inclined upward, the left and right butt edges of the front shutter 211 and the rear shutter 221 are inclined upward, the butt edges of the inner side and the center shutter 251 are inclined downward, and the butt edges of the left shutter 231 and the right shutter 241 are inclined downward.

The lifting device connected with the bottom of the center column 25 comprises a transmission shaft 26, two eccentric pieces 27 and a sleeve 28, wherein the sleeve 28 is fixed at the center of the chassis 3, the center column 25 penetrates through the sleeve 28 and can slide up and down, and the hinge parts of the center column 25 and the connecting rods of the butt plates penetrate through the sleeve 28. The transmission shaft 26 passes through the center of the chassis 3 along the forward and backward directions, two eccentric members 27 are fixedly connected to the middle of the transmission shaft 26 and are respectively arranged on the front side and the rear side of a sleeve 28, the top ends of the two eccentric members 27 are respectively hinged with lifting connecting rods 29, and the top ends of the two lifting connecting rods 29 are respectively hinged on the front side and the rear side of the lower part of the center column 25. The transmission shaft 26 is fixed on the chassis 3 through a bearing, a hand wheel 30 is arranged at the rear end, the transmission shaft 26 is rotated by rotating the hand wheel 30, and the eccentric part 27 and the lifting connecting rod 29 on the transmission shaft drive the central column 25 to move up and down along the sleeve 28.

When the die designed by the invention is used, the two semicircular arc plates 11 of the outer shell 1 are butted and fixed through the locking buckle 12, the hand wheel 30 is rotated, the center column 25 is lifted through the eccentric part 27 and the lifting connecting rod 29, the four butted plates are moved outwards and butted into a neat cylinder, and the 5 top shielding plates are butted into a neat cylinder. Form annular cylinder cavity between shell body 1 and core body 2, carry out concrete placement, after the concrete of pouring is solidified completely, use hoist to overturn whole mould, open locking buckle 12, translate two semicircle shaped plates 11 of shell body 1 to both sides, rotate the hand wheel, drive center post 25 through transmission shaft 26, eccentric part 27 and lifting connecting rod 29 and withdraw, finally realize the adduction of 4 butt joint boards, break away from with the inner wall of shaping pipeline, hang the mould and can separate mould and pipeline completely.

The foregoing is merely illustrative of the present invention and is not intended to limit the scope of the invention, i.e., all such modifications and variations are within the scope of the invention as defined in the appended claims and their equivalents.

Claims

1. The utility model provides a track flat-open type inspection shaft mould which is characterized in that, the inspection shaft mould includes chassis, cylindrical shell and core, the diameter of core is less than the shell, the coaxial heart of core is located the shell, and both set up on the chassis, the core includes the center post, and the front and back both sides symmetry of center post are provided with front butt joint board and back butt joint board, and the left and right both sides symmetry of center post are provided with left butt joint board and right butt joint board, front butt joint board, back butt joint board, left butt joint board and right butt joint board all are the arc face, and the four butt joint becomes cylindrical core shell; the upper parts of the inner side surfaces of the front butt joint plate and the rear butt joint plate are respectively connected with the front side and the rear side of the upper part of the central column through first connecting rods, the lower parts of the front butt joint plate and the rear butt joint plate are respectively connected with the front side and the rear side of the lower part of the central column through second connecting rods, the upper parts of the inner side surfaces of the left butt joint plate and the right butt joint plate are respectively connected with the left side and the right side of the upper part of the central column through third connecting rods, the lower parts of the left butt joint plate and the right butt joint plate are respectively connected with the left side and the right side of the lower part of the inner side of the central column through fourth connecting rods, the two ends of each connecting rod are respectively hinged with each butt joint plate and the central column, the hinge holes of the third connecting rods and the fourth connecting rods, the bottoms of the central column are respectively connected with a chassis through lifting device, the bottoms of the four butt joint plates are connected onto the chassis in a sliding mode, and the central column descends, and the connecting rods drive the four butt joint plates to retract inwards, wherein the front butt joint plate and the rear butt joint plate act on the connecting plates before the left butt joint plate and the right joint plate are hinged; the center column rises, drives four butt joint boards through the connecting rod and moves outward, dock into columniform core shell, the shell body is formed by two semicircle shaped plates butt joint, and the bottom of two semicircle shaped plates is welded respectively and is provided with the backup pad, and the both sides of backup pad are provided with the gyro wheel respectively, the gyro wheel block is in the spout of chassis both sides to can prolong its roll, the hinge hole that first connecting rod and second connecting rod and center column are connected is long circular hole also, and the length of its aperture is less than the length of the hinge hole that third connecting rod and fourth connecting rod and center column are connected.

2. The track flat-open manhole mold of claim 1, wherein a center shutter is connected to the top of the center column; the top parts of the front butt joint plate and the rear butt joint plate are respectively connected with a front shielding plate and a rear shielding plate, and the top parts of the left butt joint plate and the right butt joint plate are respectively connected with a left shielding plate and a right shielding plate; the outer side edges of the front shielding plate, the rear shielding plate, the left shielding plate and the right shielding plate are respectively arc-shaped and are parallel and level with the plate surfaces of the respectively connected butt joint plates, and the four shielding plates and the central shielding plate are spliced into a complete circle.

3. The track flat-open manhole mold of claim 2, wherein a plurality of locking buckles are correspondingly arranged at the butt joint positions of the two semicircular arc plates of the outer shell.

4. A track flat-open manhole mold according to claim 3, wherein the lifting device comprises a transmission shaft, two eccentric members and a sleeve, the sleeve is fixed at the center of the chassis, the center column penetrates through the sleeve and can slide up and down, the transmission shaft penetrates through the center of the chassis, the two eccentric members are fixedly connected to the middle part of the transmission shaft and are respectively arranged at two sides of the sleeve, the top ends of the two eccentric members are respectively hinged with lifting connecting rods, the top ends of the two lifting connecting rods are respectively hinged at two sides of the lower part of the center column, the transmission shaft is fixed on the chassis through a bearing, a hand wheel is installed at one end of the transmission shaft, the transmission shaft is rotated by rotating the hand wheel, and the eccentric members and the lifting connecting rods on the transmission shaft drive the center column to move up and down along the sleeve.

5. The track swing manhole mold of claim 4, wherein the butt edges of the front butt plate, the rear butt plate, the left butt plate and the right butt plate are inclined surfaces, wherein the butt edge inclined surfaces of the front butt plate and the rear butt plate face outwards, and the butt edge inclined surfaces of the left butt plate and the right butt plate face inwards; the butt joint edges of the front shielding plate, the rear shielding plate, the left shielding plate, the right shielding plate and the central shielding plate are inclined planes, wherein the butt joint edge of the central shielding plate faces upwards obliquely, the butt joint edges of the left side and the right side of the front shielding plate and the rear shielding plate face upwards obliquely, the butt joint edges of the inner side and the central shielding plate face downwards obliquely, and the butt joint edges of the left shielding plate and the right shielding plate face downwards obliquely.

6. The track flat-open manhole mold of claim 5, wherein a plurality of transverse reinforcing ribs and vertical reinforcing ribs are welded on the outer side plate surfaces of the two semicircular arc plates of the outer shell.

7. The track flat-open inspection well die according to claim 6, wherein two horizontal overturning support columns are respectively arranged at the butt joint positions of the outer side plate surfaces of the semicircular arc plates close to two sides.