CN111733686A - Layered pier air guide sleeve capable of clamping step by step - Google Patents
Layered pier air guide sleeve capable of clamping step by step Download PDFInfo
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- CN111733686A CN111733686A CN202010613137.XA CN202010613137A CN111733686A CN 111733686 A CN111733686 A CN 111733686A CN 202010613137 A CN202010613137 A CN 202010613137A CN 111733686 A CN111733686 A CN 111733686A
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- long rod
- air guide
- shaped plate
- template
- pier
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/02—Piers; Abutments ; Protecting same against drifting ice
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/08—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with rubber springs ; with springs made of rubber and metal
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- Structural Engineering (AREA)
- General Engineering & Computer Science (AREA)
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- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
A pier air guide sleeve clamped layer by layer comprises a bottom air guide sleeve and a plurality of standard air guide sleeves, wherein the outline of the bottom air guide sleeve and the outline of the standard air guide sleeves are of streamline structures, the standard air guide sleeves are arranged up and down, the bottom air guide sleeve is arranged at the lower side of the lowest standard air guide sleeve, the upper side edge of the bottom air guide sleeve and the lower side edge of the lowest standard air guide sleeve and the adjacent side edges of two adjacent standard air guide sleeves are detachably connected through a plurality of first connecting bolts, the bottom air guide sleeve is formed by splicing a first V-shaped plate and a second V-shaped plate back and forth, the standard air guide sleeve is formed by splicing a third V-shaped plate and a fourth V-shaped plate back and forth, the inside of the first V-shaped plate and the inside of the second V, and double-beam truss structures are fixedly arranged inside the third V-shaped plate and inside the fourth V-shaped plate, and locking devices are arranged at the front side parts of the double-beam truss structures in the fourth V-shaped plate on each layer. The invention installs the diversion cover in layers, has safe operation, reduces water resistance and head loss.
Description
Technical Field
The invention relates to the technical field of hydraulic engineering, in particular to a layered and gradually-clamped bridge pier air guide sleeve.
Background
The total length of a trunk line project in the south-to-north water transfer is 1432km, and more channel-crossing bridges 1700 are found through research: the pier supporting the bridge is located in the channel, and certain resistance is generated to water delivery, so that head loss is caused, and the downstream water flow of the channel is influenced.
Disclosure of Invention
The invention aims to provide a pier diversion cover which is clamped layer by layer, the pier diversion cover is installed layer by layer, the operation is safe and reliable, the pier is prevented from being in direct contact with water flow, the water resistance is reduced, and the head loss is reduced.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a layering presss from both sides tight pier kuppe step by step, including suit hug closely bottom kuppe and a plurality of standard kuppe outside the pier, the top of bottom kuppe, the top and the bottom of standard kuppe are all uncovered, the outline of bottom kuppe and standard kuppe is streamlined structure, each standard kuppe is arranged from top to bottom and sets up, the bottom kuppe sets up the downside at lower floor standard kuppe, all connect through a plurality of first connecting bolts can dismantle between the last side of bottom kuppe and the lower side of lower floor standard kuppe and between the adjacent side of two adjacent standard kuppes, it is preceding to use the upper reaches of channel to be preceding, the bottom kuppe is spliced by first V template and second V template front and back and is constituteed, the standard kuppe is spliced by third V template and fourth V template front and back, inside the first V template, inside the inside, The inside and the inside equal fixed mounting of fourth V template of third V template have two roof beam truss structure, the open semi-circular staple bolt in rear side of the equal fixedly connected with rear side of the back lateral part of each two roof beam truss structure of front side, the bottom plate rear side of first V template and the bottom plate front side of second V template are the semi-circular concave side of mutual butt joint, the locking device who corresponds around the semi-circular staple bolt of corresponding layer is all installed to the lateral part before the two roof beam truss structure in the fourth V template on every layer, the locking device of each layer corresponds from top to bottom.
The locking device comprises two groups of clamping mechanisms which are bilaterally symmetrical, the left clamping mechanism comprises a support guide square pipe, a machine shell, a hollow worm, a worm wheel, a screw rod, a sliding sleeve and an arc-shaped clamping plate, the arc-shaped clamping plate is vertically arranged, the support guide square pipe is horizontally arranged along the radial direction of a pier, the rear end of the support guide square pipe is fixedly connected with the front side part of a double-beam truss structure in a corresponding fourth V-shaped plate, the machine shell is fixedly arranged on the upper part of the rear side of the support guide square pipe, the hollow worm is vertically and rotatably arranged in the machine shell, the worm wheel is rotatably arranged in the machine shell, the central line of the worm wheel is parallel to the support guide square pipe, the vertical projection of the central line of the worm wheel is superposed with the central line of the support guide square pipe, the worm wheel is in matched meshing transmission connection with the worm, an, the central line of lead screw and the central line coincidence of worm wheel, the rear end fixed connection of lead screw is in the centre bore of worm wheel, the front end of lead screw stretches out the front side of casing and passes the posterior lateral plate of sliding sleeve, the inside fixed nut that is provided with the outer circumference screw thread transmission complex of the preceding lateral part of lead screw that is provided with of sliding sleeve, the leading flank of arc splint is the open arc surface of front side and the fixed one deck rubber buffer pad that is provided with, the rear side fixedly connected with left side of arc splint, the equal open U template of right side and rear side, the preceding lateral part of sliding sleeve matches the joint in the U template, the rear side middle part of U template articulates on the sliding sleeve through the round pin axle, support and seted up the direction slot hole on the curb plate of direction.
Two conical guide cylinders which are symmetrical up and down are fixedly connected to the front side part of a double-beam truss structure in the fourth V-shaped plate, the central lines of the two conical guide cylinders are vertically arranged and coincide, the upper part of the conical guide cylinder at the upper side is big and small, the lower end of the conical guide cylinder at the upper side is in butt joint with the upper end of the hollow worm, the upper part of the conical guide cylinder at the lower side is big and small, the upper end of the conical guide cylinder at the lower side is in butt joint with the lower end of the hollow worm, the inner diameter of the conical guide cylinder is equal to the maximum aperture of the inner hexagonal hole, the tops of the third V-shaped plate and the fourth V-shaped plate at the uppermost layer are fixedly provided with cover plates, the adjacent sides of the two cover plates are in matched contact with the excircle of a pier, the cover plate at the rear side is provided with two bilaterally symmetrical operation, the right operation hole is coincided with the central line of the conical guide cylinder positioned on the right side.
The invention also comprises a set of first long rod turning handle assembly for driving the hollow worm to rotate forwards and a set of second long rod turning handle assembly for driving the hollow worm to rotate backwards, wherein the first long rod turning handle assembly comprises a first top long rod, a plurality of first middle long rods and a first bottom long rod which are sequentially arranged from top to bottom, the central lines of the first top long rod, the first middle long rods and the first bottom long rod are superposed and are vertically arranged, the upper end of the first top long rod is fixedly connected with a first outer hexagonal head, the lower end of the first bottom long rod is fixedly connected with a first six-edge column head which is matched and spliced with the inner hexagonal hole, the upper side part of the outer circumference of the first top long rod is fixedly connected with a first horizontal limiting baffle plate, the size of the first horizontal limiting baffle plate is larger than the aperture of the operation hole, the upper end of the first bottom long rod and the upper end of each first middle long rod are fixedly connected with a first outer thread male head, the lower end of each first top long rod and the lower end of each first middle long rod are fixedly connected with a first inner nut head, and the lower end of each first top long rod is connected with the upper end of the uppermost first middle long rod, the lower end of each first middle long rod is connected with the upper end of the corresponding first inner nut head and the upper end of the corresponding first outer nut head through corresponding first middle nut heads and corresponding first middle nut heads;
the second long rod rotating handle assembly comprises a second top long rod, a plurality of second middle long rods and a second bottom long rod which are sequentially arranged from top to bottom, the second top long rod, each second middle long rod and each second bottom long rod are superposed on the central line and vertically arranged, the upper end of each second top long rod is fixedly connected with a second outer hexagonal head, the lower end of each second bottom long rod is fixedly connected with a second hexagonal column head which is matched and spliced with the inner hexagonal hole, the upper side part of the outer circumference of each second top long rod is fixedly connected with a second horizontal limiting baffle, the size of each second horizontal limiting baffle is larger than the aperture of the operation hole, the upper end of each second bottom long rod and the upper end of each second middle long rod are fixedly connected with a second outer threaded male head, the lower end of each second top long rod and the lower end of each second middle long rod are fixedly connected with a second inner threaded female head, the lower end of each second top long rod and the upper end of the uppermost second middle long rod, the upper end of each second bottom long rod, the upper end of each second middle long, The lower ends of the second middle long rods at the lowest side and the upper ends of the second bottom long rods are connected through corresponding second inner screw female heads and second outer screw male heads in a threaded manner;
the screw thread direction of the first inner screw head and the first outer screw head is left-handed, and the screw thread direction of the second inner screw head and the second outer screw head is right-handed.
The back side of the left and right sides board of first V template and the back side of the left and right sides board of third V template all have an open-close board through hinge, equal open-close board's that corresponds about on the internal surface of equal fixedly connected with one open-close board rear side fourth circular arc staple bolt, control two fourth circular arc staple bolts that correspond and constitute a semi-circular staple bolt, all can dismantle the connection through a plurality of second connecting bolt between the preceding side of the back side of two open-close boards of first V template rear side and the left and right sides board of the open-close board of second V template and between the preceding side of the back side of two open-close boards of third V template rear side and the left and right sides board of fourth V template.
The bottom plate of first V template and the bottom plate of second V template just all with channel side slope surface parallel arrangement on the coplanar, the bottom plate of first V template and the lower surface of the bottom plate of second V template all are provided with the two P type rubber backing plates of a plurality of, evenly seted up a plurality of hole that leaks on the bottom plate of the first V template between two adjacent two P type rubber backing plates and the bottom plate of second V template.
A mounting method of a layered and gradually clamped pier guide cover can be carried out according to the following steps:
(1) sleeving the bottom diversion cover outside the bridge pier;
(2) sleeving a standard guide cover outside the pier, connecting the upper side of a bottom guide cover with the lower side of the standard guide cover, sleeving a second standard guide cover outside the pier, connecting the two standard guide covers, fixedly connecting the bottom guide cover and a plurality of standard guide covers into a whole in the mode, stopping assembling the standard guide covers until the bottom surface of the bottom guide cover is contacted with a channel side slope, and enabling the upper side of the uppermost standard guide cover to be higher than the water surface;
(4) and finally, the standard air guide sleeve on each layer is held and fixed on the bridge pier by using the first long rod rotating handle assembly and the second long rod rotating handle assembly from bottom to top in a layered manner.
The step (1) is specifically as follows: firstly, a first V-shaped plate and a second V-shaped plate of a bottom diversion cover are placed on the front side and the rear side of a pier according to the installation direction (water flow direction), a reference point is measured and drawn on the periphery of the pier, a constructor lifts the first V-shaped plate through a gantry crane to enable two split plates on the rear side of the first V-shaped plate to expand outwards, then slowly pushes the first V-shaped plate to the reference point on the front side of the pier to enable two quarter circular arcs on the first V-shaped plate to be hooped outside the front side of the pier, then lifts the second V-shaped plate through another gantry crane, then slowly pushes the second V-shaped plate to the reference point on the rear side of the pier to enable the front side edges of the left and right side plates of the second V-shaped plate to be respectively butted with the rear side edges of the two split plates on the rear side of the first V-shaped plate back and forth and fixedly connected together through a plurality of second connecting bolts, and the rear side edge of a bottom plate of the first V-shaped plate and the front side plate of the second V-shaped, so, just adorn the bottom kuppe in the outside of pier, later, with bottom kuppe whereabouts take the altitude again to install first standard kuppe, wherein evenly seted up a plurality of hole that leaks on the bottom plate of the first V template between two adjacent two blocks of two P type rubber backing plates and the bottom plate of second V templates, so that the inside water that intakes of bottom kuppe reduces the water resistance that the bottom kuppe whereabouts.
The step (2) is specifically as follows: firstly, a third V-shaped plate and a fourth V-shaped plate of a standard air guide sleeve are placed on the front side and the rear side of a pier according to the installation direction (water flow direction), a constructor hoists the third V-shaped plate through a gantry crane to enable two open close plates on the rear side of the third V-shaped plate to be unfolded outwards, then slowly pushes the third V-shaped plate to the front side datum point of the pier to enable two quarter circular arcs on the third V-shaped plate to be hooped outside the front side of the pier, then hoists the fourth V-shaped plate through another gantry crane, then slowly pushes the fourth V-shaped plate to the rear side datum point of the pier to enable the front side edges of the left and right side plates of the fourth V-shaped plate to be respectively in front-back butt joint with the rear side edges of the two open close plates on the rear side of the third V-shaped plate and fixedly connected together through a plurality of second connecting bolts, and two arc-shaped clamp plates in the fourth V-shaped plate are positioned outside the rear, thus, the standard air guide sleeve can be sleeved outside the pier, the lower side edge of the standard air guide sleeve is butted with the upper side edge of the bottom air guide sleeve and fixedly connected with the bottom air guide sleeve through a plurality of first connecting bolts, then, the standard air guide sleeve and the bottom air guide sleeve fall downwards together for a certain height so as to install a second standard air guide sleeve, the installation process of the second standard air guide sleeve is the same as that of the first standard air guide sleeve, thus, the standard guide covers are sleeved outside the bridge pier by repeating the process until all the double-P type rubber base plates on the lower surface of the bottom plate of the bottom guide cover are contacted with the surface of the channel side slope, the double-P type rubber base plates can prevent the bottom plate of the bottom guide cover from colliding and damaging the channel side slope, and the upper side of one standard air guide sleeve on the uppermost layer is higher than the water surface, and then the two cover plates are correspondingly buckled at the top of one standard air guide sleeve on the uppermost layer.
The step (3) is specifically as follows: the lowest layer from bottom to top is defined as a first layer, a first top section long rod, each first middle section long rod and a first bottom section long rod of a first long rod rotating handle assembly are fixedly connected section by section and sequentially penetrate through an operation hole on the left side, each conical guide cylinder on the left side and each hollow worm on the left side from top to bottom, a first six-prism head is matched and inserted into an inner hexagonal hole of the hollow worm on the left side of the first layer, a second top section long rod, each second middle section long rod and a second bottom section long rod of a second long rod rotating handle assembly are fixedly connected section by section and sequentially penetrate through an operation hole on the right side, each conical guide cylinder on the right side and each hollow worm on the right side from top to bottom, a second six-prism head is matched and inserted into an inner hexagonal hole of the hollow worm on the right side of the first layer, a first horizontal limiting baffle and a second horizontal limiting baffle are pressed on a rear side cover plate, the constructor uses a spanner to simultaneously clamp the first outer hexagonal head and the second outer hexagonal head and synchronously and reversely rotate the spanner, the first hexagonal column head drives the first layer left hollow worm to rotate in a forward direction, the first layer left hollow worm drives the first layer left worm wheel to rotate, the first layer left worm wheel drives the first layer left lead screw to rotate, the first layer left lead screw drives the first layer left sliding sleeve to slide forward, the first layer left sliding sleeve drives the first layer left arc-shaped splint to move forward until a rubber buffer pad on the front side surface of the first layer left arc-shaped splint is tightly pressed on the rear left outside of the pier, meanwhile, the second hexagonal column head drives the first layer right hollow worm to rotate in a reverse direction, the first layer right hollow worm drives the first layer left worm wheel to rotate, the first layer right worm wheel drives the first layer right lead screw to rotate, and the first layer right lead screw drives the first layer right sliding, the sliding sleeve on the right side of the first layer drives the arc-shaped clamping plate on the right side of the first layer to move forwards until a rubber cushion pad on the front side surface of the arc-shaped clamping plate on the right side of the first layer is tightly pressed on the outer part of the rear right side of the pier, then the first top section long rod and the second top section long rod are respectively upwards drawn out, the first middle section long rod in threaded connection with the lower end of the first top section long rod is detached, the lower end of the first top section long rod is fixedly connected with the upper end of a first middle section long rod on the lower side in a threaded manner, the second middle section long rod in threaded connection with the lower end of the second top section long rod is detached, the lower end of the second top section long rod is fixedly connected with the upper end of a second middle section long rod on the lower side in a threaded manner, so that the first hexagonal prism head is matched and inserted into the inner hexagonal hole of the hollow worm on the left side of the second layer, and the second hexagonal head, the constructor uses the spanner to simultaneously clamp the first outer hexagonal head and the second outer hexagonal head, synchronously and reversely rotates the spanner, the rubber buffer cushion on the front side surface of the arc-shaped clamping plate on the left side of the second layer is pressed on the outer part of the rear left side of the pier in the same way, the rubber buffer cushion on the front side surface of the arc-shaped clamping plate on the right side of the second layer is pressed on the outer part of the rear right side of the pier, then, the process is repeated, each first middle long rod and each second middle long rod are disassembled section by section, so that the first six prismatic heads are inserted into the inner hexagonal holes of the hollow worms on the left side of the corresponding layer in a layer-by-layer matching manner, the second six prismatic heads are inserted into the inner hexagonal holes of the hollow worms on the right side of the corresponding layer in a layer-by-layer matching manner, the rubber on the front side surface of the arc-shaped clamping plate on the left side of the corresponding layer is pressed on the outer part of, when the locking device is arranged on the uppermost layer, the first top section long rod, the first bottom section long rod, the second top section long rod and the second bottom section long rod are completely drawn out, then two long rod rotating handles with six prism heads at the top and the bottom are respectively inserted into a left operation hole and a right operation hole, so that the six prism heads at the bottom of the long rod rotating handle on the left side are matched and inserted into the hexagon socket hole of the hollow worm on the left side of the uppermost layer, the six prism heads at the bottom of the long rod rotating handle on the right side are matched and inserted into the hexagon socket hole of the hollow worm on the right side of the uppermost layer, then the wrenches are operated to respectively clamp the six prism heads at the top of the two long rod rotating handles, and the wrenches are synchronously and reversely rotated, so that the rubber buffer cushion on the front side surface of the arc-shaped clamp plate on the left side of the uppermost layer can be tightly pressed on the rear left side, and then each standard air guide sleeve is tightly held and fixed on the pier.
Compared with the prior art, the invention has outstanding substantive characteristics and remarkable progress, in particular, the invention designs a bottom air guide sleeve and a plurality of standard air guide sleeves according to the structure and the installation condition of a pier, the standard air guide sleeves are arranged up and down, the bottom air guide sleeve is arranged at the lower side of the lowest standard air guide sleeve, the outline of the bottom air guide sleeve and the outline of the standard air guide sleeves are streamline structures (similar to fish shapes), thus avoiding the direct contact between the pier and water flow, reducing water resistance, reducing water head loss and increasing water flow, the bottom air guide sleeve is formed by splicing a first V-shaped plate and a second V-shaped plate front and back, the standard air guide sleeve is formed by splicing a third V-shaped plate and a fourth V-shaped plate front and back, double-beam truss structures are fixedly installed inside the first V-shaped plate, inside the second V-shaped plate, inside the third V-shaped plate and inside the fourth V-shaped plate, the rear side part of each double-beam truss structure at the front side, the front side part of a double-beam truss structure in the fourth V-shaped plate of each layer is provided with a locking device which corresponds to the front and the back of the corresponding layer of the semicircular hoops, the locking devices of each layer correspond up and down, the locking device comprises two groups of clamping mechanisms which are bilaterally symmetrical, the left clamping mechanism comprises a supporting guide square tube, a shell, a hollow worm, a worm wheel, a screw rod, a sliding sleeve and an arc-shaped clamping plate, the hollow worm is meshed with the worm wheel for transmission, the worm wheel is fixedly connected with the screw rod, the screw rod is in transmission fit with a nut in the sliding sleeve, the sliding sleeve can drive the arc-shaped clamping plate to move back and forth, a set of first long rod rotating handle assembly for driving the hollow worm to rotate forwards and a set of second long rod rotating handle assembly for driving the hollow worm to rotate backwards are designed, the first long rod rotating handle assembly can drive the hollow worm on, the second stock handle subassembly can drive the reversal of each layer right side cavity worm and then make the rubber buffer pad on the leading flank of the arc splint on corresponding layer right side compress tightly in the back right side of pier outside, realize from supreme layering locking the locking device on every layer down, and then hold each standard kuppe tightly and fix on the pier, constructor need not to get into the aquatic and can lock the operation, safety and reliability, the locking device in each standard kuppe is locked alone to the layering, can guarantee that the locking device's on every layer locking dynamics is unanimous basically.
Drawings
Fig. 1 is a schematic view of the installation of the present invention.
FIG. 2 is a schematic diagram of a standard pod configuration of the present invention.
FIG. 3 is a top view of a standard pod of the present invention.
Fig. 4 is a sectional view taken along line a-a in fig. 3.
Fig. 5 is a schematic view of the construction of the locking device of the present invention.
Fig. 6 is a schematic view of the internal structure of the clamping mechanism of the present invention.
FIG. 7 is a schematic view of the construction of the bottom layer pod of the present invention.
FIG. 8 is a front view of the underlying pod of the present invention.
Fig. 9 is a sectional view taken along line B-B in fig. 8.
Fig. 10 is a schematic structural view of a first top-segment long rod of the present invention.
Fig. 11 is a sectional view taken along line C-C in fig. 10.
Fig. 12 is a schematic structural view of a first bottom-length rod of the present invention.
Fig. 13 is a sectional view taken along line D-D in fig. 12.
Fig. 14 is a schematic structural view of a first intermediate long rod of the present invention.
Fig. 15 is a sectional view taken along line E-E in fig. 14.
Detailed Description
The embodiments of the present invention are further described below with reference to the drawings.
As shown in fig. 1-15, a bridge pier diversion cover clamped layer by layer step comprises a bottom diversion cover 1 and a plurality of standard diversion covers 2 which are sleeved and tightly embraced outside a bridge pier 34, the top of the bottom diversion cover 1, the top and the bottom of the standard diversion cover 2 are both open, the outlines of the bottom diversion cover 1 and the standard diversion cover 2 are in streamline structures, the standard diversion covers 2 are arranged up and down, the bottom diversion cover 1 is arranged at the lower side of the standard diversion cover 2 at the lowest layer, the upper side edge of the bottom diversion cover 1 and the lower side edge of the standard diversion cover 2 at the lowest layer as well as the adjacent side edges of the two adjacent standard diversion covers 2 are detachably connected through a plurality of first connecting bolts (not shown), the upper stream of a channel is taken as a front direction, the bottom diversion cover 1 is formed by splicing a first V-shaped plate 3 and a second V-shaped plate 4 in front and back, the standard diversion cover 2 is formed by splicing a third V-shaped plate 5 and a fourth V-shaped, inside first V template 3, inside second V template 4, inside and the inside equal fixed mounting of fourth V template 6 of third V template 5 have two roof beam truss structure 7, the equal fixedly connected with open semi-circular staple bolt 8 in rear side portion of each two roof beam truss structure 7 of front side, the side is the semi-circular concave edge 9 of mutual butt joint before the bottom plate rear side of first V template 3 and the bottom plate of second V template 4, locking device 35 that corresponds around with semi-circular staple bolt 8 is all installed to the side portion before 7 in the fourth V template 6 on every layer, the equal upper and lower correspondence of locking device 35 on each layer.
The locking device 35 comprises two groups of clamping mechanisms which are bilaterally symmetrical, the left clamping mechanism comprises a supporting guide square pipe 10, a machine shell 11, a hollow worm 12, a worm wheel 13, a screw rod 14, a sliding sleeve 15 and an arc-shaped clamping plate 16, the arc-shaped clamping plate 16 is vertically arranged, the supporting guide square pipe 10 is horizontally arranged along the radial direction of a pier 34, the rear end of the supporting guide square pipe 10 is fixedly connected with the front side part of a double-beam truss structure 7 in a corresponding fourth V-shaped plate 6, the machine shell 11 is fixedly arranged on the upper part of the rear side of the supporting guide square pipe 10, the hollow worm 12 is vertically and rotatably arranged in the machine shell 11, the worm wheel 13 is rotatably arranged in the machine shell 11, the central line of the worm wheel 13 is parallel to the supporting guide square pipe 10, the vertical projection of the central line of the worm wheel 13 is superposed with the central line, the upper end of the hollow worm 12 upwards extends out of the top of the casing 11, the lower end of the hollow worm 12 downwards extends out of the bottom of the casing 11, the central line of the lead screw 14 and the central line of the worm wheel 13 coincide, the rear end of the lead screw 14 is fixedly connected in the central hole of the worm wheel 13, the front end of the lead screw 14 extends out of the front side of the casing 11 and penetrates through the rear side plate of the sliding sleeve 15, a nut (not shown in the figure and conventional design) in transmission fit with the outer circumference of the front side part of the lead screw 14 is fixedly arranged in the sliding sleeve 15, the front side surface of the arc-shaped clamping plate 16 is an arc surface with an open front side and is fixedly provided with a layer of rubber buffer cushion 18, the rear side part of the arc-shaped clamping plate 16 is fixedly connected with a U-shaped plate 19 with an open left side, a right side and a rear side, the front side part of the sliding sleeve 15 is matched and clamped in the U-shaped plate 19, and the middle part 15 has a free swinging movement in a left-right direction so that the front side of the arc-shaped clamp plate 16 can be better attached to the outside of the pier 34, a guide long hole (not shown) is formed in the upper side plate of the support guide square pipe 10 in the length direction, and the lower end of the pin shaft 20 is slidably coupled to the guide long hole.
The front side part of the double-beam truss structure 7 in the fourth V-shaped plate 6 is fixedly connected with two conical guide cylinders 21 which are symmetrical up and down, the central lines of the two conical guide cylinders 21 are vertically arranged and overlapped, the upper part of the conical guide cylinder 21 at the upper side is big and small, the lower end of the conical guide cylinder 21 at the upper side is butted with the upper end of the hollow worm 12, the lower part of the conical guide cylinder 21 at the lower side is big and small, the upper end of the conical guide cylinder 21 at the lower side is butted with the lower end of the hollow worm 12, the inner diameter of the conical guide cylinder 21 is equal to the maximum aperture of the hexagonal socket hole 17, the tops of the third V-shaped plate 5 and the fourth V-shaped plate 6 at the uppermost layer are fixedly provided with a cover plate (not shown), the adjacent side edges of the two cover plates are in matched contact with the excircle of the pier 34, the cover plate at the rear side is provided with two, the left operation hole coincides with the center line of the left conical guide cylinder 21, and the right operation hole coincides with the center line of the right conical guide cylinder 21.
The invention also comprises a set of first long rod turning handle component for driving the hollow worm 12 to rotate forwards and a set of second long rod turning handle component for driving the hollow worm 12 to rotate backwards, wherein the first long rod turning handle component comprises a first top long rod 22, a plurality of first middle long rods 23 and a first bottom long rod 24 which are sequentially arranged from top to bottom, the central lines of the first top long rod 22, the first middle long rods 23 and the first bottom long rod 24 are superposed and vertically arranged, the upper end of the first top long rod 22 is fixedly connected with a first outer hexagonal head 25, the lower end of the first bottom long rod 24 is fixedly connected with a first six-edge column head 26 which is matched and spliced with the inner hexagonal hole 17, the upper side part of the outer circumference of the first top long rod 22 is fixedly connected with a first horizontal limiting baffle plate 27, the size of the first horizontal limiting baffle plate 27 is larger than the aperture of the operation hole, the upper end of the first bottom long rod 24 and the upper end of each first middle long rod 23 are fixedly connected with a first outer silk male head 28, the lower end of the first top long rod 22 and the lower end of each first middle long rod 23 are fixedly connected with a first inner nut head 29, and the lower end of the first top long rod 22 is in threaded connection with the upper end of the uppermost first middle long rod 23, between two adjacent first middle long rods 23, and the lower end of the lowermost first middle long rod 23 and the upper end of the first bottom long rod 24 through corresponding first inner nut heads 29 and first outer nut heads 28;
the second long rod rotating handle assembly comprises a second top long rod, a plurality of second middle long rods and a second bottom long rod which are sequentially arranged from top to bottom, the second top long rod, each second middle long rod and each second bottom long rod are superposed on the central line and vertically arranged, the upper end of each second top long rod is fixedly connected with a second outer hexagonal head, the lower end of each second bottom long rod is fixedly connected with a second hexagonal column head which is in matched insertion with the inner hexagonal hole 17, the upper side part of the outer circumference of each second top long rod is fixedly connected with a second horizontal limiting baffle, the size of each second horizontal limiting baffle is larger than the aperture of the operation hole, the upper end of each second bottom long rod and the upper end of each second middle long rod are fixedly connected with a second outer threaded male head, the lower end of each second top long rod and the lower end of each second middle long rod are fixedly connected with a second inner threaded female head, the lower end of each second top long rod and the upper end of the uppermost second middle long rod, The lower ends of the second middle long rods at the lowest side and the upper ends of the second bottom long rods are connected through corresponding second inner screw female heads and second outer screw male heads in a threaded manner;
the direction of rotation of the first internal thread female head 29 and the first external thread male head 28 is left-hand, and the direction of rotation of the second internal thread female head and the second external thread male head is right-hand. The structures of the second top section long rod and the first top section long rod, the structures of the second middle section long rod and the first middle section long rod, the structures of the second bottom section long rod and the first bottom section long rod, the structures of the second external hexagonal head and the first external hexagonal head and the structures of the second six-edge column head and the first six-edge column head are the same, so that the second top section long rod, the second middle section long rod, the second bottom section long rod, the second external hexagonal head and the second six-edge column head are not shown in the drawing, and the first internal screw female head 29, the first external screw male head 28, the second internal screw female head and the second external screw male head are conventional devices.
The back side of the left and right sides board of first V template 3 and the back side of the left and right sides board of third V template 5 all have an open plate 30 through hinge, control the open quarter circular arc staple bolt of equal fixedly connected with rear side on the internal surface of two open plate 30 that correspond, control two quarter circular arc staple bolts that correspond and constitute a semi-circular staple bolt 8, all can dismantle through a plurality of second connecting bolt (not shown) and be connected between the preceding side of the left and right sides board of two open plate 30 of first V template 3 rear sides and second V template 4 and between the preceding side of the left and right sides board of two open plate 30 of third V template 5 rear sides and fourth V template 6.
The bottom plate of first V template 3 and the bottom plate of second V template 4 just all with channel side slope 31 surface parallel arrangement on the coplanar, the bottom plate of first V template 3 and the lower surface of the bottom plate of second V template 4 all are provided with a plurality of two P type rubber backing plates 32, evenly seted up a plurality of hole 33 that leaks on the bottom plate of first V template 3 between two adjacent two P type rubber backing plates and the bottom plate of second V template 4.
The design of the double-beam truss structure 7 can diffuse the reaction force of the arc-shaped clamping plates 16 to the pressing force of the pier 34 to the fourth V-shaped plate 6, so that the problem that the reaction force can generate stress concentration during pressing is avoided.
A mounting method of a layered and gradually clamped pier guide cover can be carried out according to the following steps:
(1) sleeving the bottom-layer dome 1 outside the pier 34;
(2) sleeving a standard guide cover 2 outside a pier 34, connecting the upper side of a bottom guide cover 1 with the lower side of the standard guide cover 2, sleeving a second standard guide cover 2 outside the pier, connecting the two standard guide covers 2, fixedly connecting the bottom guide cover 1 and a plurality of standard guide covers 2 into a whole in such a way, stopping assembling the standard guide covers 2 until the bottom surface of the bottom guide cover 1 is contacted with a channel side slope 31, and enabling the upper side of the uppermost standard guide cover 2 to be higher than the water surface;
(3) and finally, the standard air guide sleeve 2 on each layer is tightly held and fixed on the bridge pier 34 by using the first long rod rotating handle component and the second long rod rotating handle component which are layered from bottom to top.
The step (1) is specifically as follows: firstly, a first V-shaped plate 3 and a second V-shaped plate 4 of a bottom diversion cover 1 are placed on the front side and the rear side of a pier 34 according to the installation direction (water flow direction), a reference point is measured and drawn on the periphery of the pier 34, a constructor lifts the first V-shaped plate 3 through a gantry crane to enable two cut-off plates 30 on the rear side of the first V-shaped plate 3 to be unfolded outwards, then slowly pushes the first V-shaped plate 3 to the reference point on the front side of the pier 34 to enable two quarter circular arcs on the first V-shaped plate 3 to be hooped outside the front side of the pier 34, then lifts the second V-shaped plate 4 through another gantry crane, then slowly pushes the second V-shaped plate 4 to the reference point on the rear side of the pier 34 to enable the front side edges of the left and right side plates of the second V-shaped plate 4 to be respectively in front-back butt joint with the rear side edges of the two cut-off plates 30 on the rear side of the first V3 and fixedly connected together through a plurality of, the side matches the butt joint before the bottom plate of side and second V template 4 the bottom plate of the back side of first V template 3 and forms the round hole structure of cover in pier 34 periphery, so, just with the outside at pier 34 of bottom kuppe 1 suit, afterwards, the certain height of bottom kuppe 1 whereabouts again, so that install first standard kuppe 2, wherein evenly seted up a plurality of hole 33 that leaks on the bottom plate of first V template 3 between two adjacent two P type rubber backing plates and the bottom plate of second V template 4, so that the inside intake of bottom kuppe 1, the water resistance of the 1 whereabouts of bottom kuppe is reduced.
The step (2) is specifically as follows: firstly, a third V-shaped plate 5 and a fourth V-shaped plate 6 of a standard air guide sleeve 2 are placed on the front side and the rear side of a pier 34 according to the installation direction (water flow direction), a constructor hoists the third V-shaped plate 5 through a gantry crane to expand two open close plates 30 on the rear side of the third V-shaped plate 5 outwards, then slowly pushes the third V-shaped plate 5 to a reference point on the front side of the pier 34 to enable two quarter circular arcs on the third V-shaped plate 5 to be hooped outside the front side of the pier 34, then hoists the fourth V-shaped plate 6 through another gantry crane, then slowly pushes the fourth V-shaped plate 6 to the reference point on the rear side of the pier 34 to enable the front side edges of the left and right side plates of the fourth V-shaped plate 6 to be respectively in front-back butt joint with the rear side edge of the open close plate 30 on the rear side of the third V-shaped plate 5 and fixedly connected together through a plurality of second connecting bolts, two open close plates 16 in the fourth V-shaped plate 6 are positioned outside the rear side of the pier, thus, the standard air guide sleeve 2 can be sleeved outside the pier 34, the lower side edge of the standard air guide sleeve 2 is butted with the upper side edge of the bottom air guide sleeve 1 and fixedly connected with the upper side edge of the bottom air guide sleeve 1 through a plurality of first connecting bolts, then the standard air guide sleeve 2 and the bottom air guide sleeve 1 fall downwards together for a certain height so as to install a second standard air guide sleeve 2, the installation process of the second standard air guide sleeve 2 is the same as that of the first standard air guide sleeve 2, thus, the standard air guide sleeves 2 are sleeved outside the pier 34 by repeating the above processes until each double-P type rubber base plate 32 on the lower surface of the bottom plate of the bottom air guide sleeve 1 is contacted with the surface of the channel side slope 31, the double-P type rubber base plates 32 can prevent the bottom plate of the bottom air guide sleeve 1 from causing collision damage to the channel side slope 31, and the upper side of the uppermost standard air guide sleeve 2 is higher than the, and then the two cover plates are correspondingly buckled at the top of the standard air guide sleeve 2 at the uppermost layer.
The step (3) is specifically as follows: the lowest layer from bottom to top is defined as a first layer, a first top long rod 22, each first middle long rod 23 and a first bottom long rod 24 of a first long rod rotating handle assembly are fixedly connected in a joint-by-joint mode and sequentially penetrate through an operation hole on the left side, each conical guide cylinder 21 on the left side and each hollow worm 12 on the left side from top to bottom, a first six-edge column head 26 is inserted into an inner hexagonal hole 17 of the hollow worm 12 on the left side of the first layer in a matching mode, a second top long rod, each second middle long rod and a second bottom long rod of a second long rod rotating handle assembly are fixedly connected in a joint-by-joint mode and sequentially penetrate through an operation hole on the right side, each conical guide cylinder 21 on the right side and each hollow worm 12 on the right side from top to bottom, a second six-edge column head is inserted into an inner hexagonal hole 17 of the hollow worm 12 on the right side of the first layer in a matching mode, a first horizontal limiting baffle plate 27 and a second horizontal limiting baffle plate, the constructor uses a spanner to simultaneously clamp the first outer hexagonal head 25 and the second outer hexagonal head and synchronously and reversely rotate the spanner, the first hexagonal column head 26 drives the first layer left hollow worm 12 to rotate in a forward direction, the first layer left hollow worm 12 drives the first layer left worm wheel 13 to rotate, the first layer left worm wheel 13 drives the first layer left lead screw 14 to rotate, the first layer left lead screw 14 drives the first layer left sliding sleeve 15 to slide forward, the first layer left sliding sleeve 15 drives the first layer left arc-shaped clamping plate 16 to move forward until the rubber buffer 18 on the front side of the first layer left arc-shaped clamping plate 16 is tightly pressed on the rear left outer part of the pier 34, meanwhile, the second hexagonal column head drives the first layer right hollow worm 12 to rotate in a reverse direction, the first layer right hollow worm 12 drives the first layer left worm wheel 13 to rotate, the first layer right worm wheel 13 drives the first layer right lead screw 14 to rotate, the screw 14 on the right side of the first layer drives the sliding sleeve 15 on the right side of the first layer to slide forwards, the sliding sleeve 15 on the right side of the first layer drives the arc-shaped clamping plate 16 on the right side of the first layer to move forwards until the rubber buffer 18 on the front side of the arc-shaped clamping plate 16 on the right side of the first layer is pressed on the outer part of the rear right side of the pier 34, then the first long top bar 22 and the second long top bar are respectively drawn out upwards, the first long middle bar 23 in threaded connection with the lower end of the first long top bar 22 is detached, the lower end of the first long top bar 22 is fixedly connected with the upper end of the first long middle bar 23 on the lower side in threaded connection, similarly, the second long middle bar in threaded connection with the lower end of the second long top bar is detached, the lower end of the second long top bar is fixedly connected with the upper end of the second middle bar on the lower side in threaded connection, thus, the first six column cap 26 is inserted into the hexagonal hole 17 of the hollow, inserting the second hexagonal prism head into the hexagon socket 17 of the hollow worm 12 on the right of the second layer, the constructor uses the wrench to simultaneously clamp the first outer hexagonal head 25 and the second outer hexagonal head, synchronously and reversely rotates the wrench, and the rubber cushion 18 on the front side of the arc-shaped clamp plate 16 on the left of the second layer is pressed on the outer part of the rear left of the pier 34, the rubber cushion 18 on the front side of the arc-shaped clamp plate 16 on the right of the second layer is pressed on the outer part of the rear right of the pier 34, then repeating the above process, detaching each first middle long rod 23 and each second middle long rod section by section, thereby inserting the first six-edge column cap 26 into the hexagon socket 17 of the hollow worm 12 on the left of the corresponding layer, inserting the second hexagonal prism head into the hexagon socket 17 of the hollow worm 12 on the right of the corresponding layer by layer, pressing the rubber cushion 18 on the front side of the arc-shaped clamp plate 16 on the left of the corresponding layer on the outer part of the pier 34 layer by layer, synchronously pressing the rubber buffer cushion 18 on the front side surface of the arc-shaped clamping plate 16 on the right side of the corresponding layer on the rear right side of the pier 34 until the uppermost layer, completely drawing out the first top section long rod 22, the first bottom section long rod 24, the second top section long rod and the second bottom section long rod, respectively inserting the two long rod rotating handles with six-edge column heads on the top and the bottom into the left and right operation holes, respectively, inserting the six-edge column heads at the bottom of the left long rod rotating handle into the inner hexagonal hole 17 of the hollow worm 12 on the left side of the uppermost layer in a matching manner, inserting the six-edge column heads at the bottom of the right long rod rotating handle into the inner hexagonal hole 17 of the hollow worm 12 on the right side of the uppermost layer in a matching manner, respectively clamping the six-edge column heads on the tops of the two long rod rotating handles by operating a spanner, synchronously and reversely rotating the spanner, thus, pressing the rubber buffer cushion, the rubber cushion pad 18 on the front side of the arc-shaped clamping plate 16 on the right side of the uppermost layer is tightly pressed outside the rear left side of the pier 34, so that the locking devices 35 on each layer are locked by layering from bottom to top, and each standard air guide sleeve 2 is tightly held and fixed on the pier 34.
The invention designs a bottom air guide sleeve 1 and a plurality of standard air guide sleeves 2 according to the structure and the installation condition of a pier 34, each standard air guide sleeve 2 is arranged up and down, the bottom air guide sleeve 1 is arranged at the lower side of the lowest standard air guide sleeve 2, the outer contours of the bottom air guide sleeve 1 and the standard air guide sleeve 2 are streamline structures (similar to fish shapes), thus the direct contact of the pier 34 and water flow is avoided, the water resistance is reduced, the head loss is reduced, and the water flow is increased, moreover, the bottom air guide sleeve 1 is formed by splicing a first V-shaped plate 3 and a second V-shaped plate 4 front and back, the standard air guide sleeve 2 is formed by splicing a third V-shaped plate 5 and a fourth V-shaped plate 6 front and back, double-beam truss structures 7 are fixedly arranged inside the first V-shaped plate 3, the second V-shaped plate 4, the third V-shaped plate 5 and the fourth V-shaped plate 6, the rear side part of each double-beam truss structure 7 at the front, the locking device 35 corresponding to the semicircular anchor ear 8 is installed on the front side part of the double-beam truss structure 7 in the fourth V-shaped plate 6 on each layer, the locking device 35 on each layer corresponds up and down, the locking device 35 comprises two groups of clamping mechanisms which are bilaterally symmetrical, the clamping mechanism on the left side comprises a supporting guide square pipe 10, a machine shell 11, a hollow worm 12, a worm wheel 13, a lead screw 14, a sliding sleeve 15 and an arc-shaped clamping plate 16, the hollow worm 12 is in meshing transmission with the worm wheel 13, the worm wheel 13 is fixedly connected with the lead screw 14, the lead screw 14 is in transmission fit with a nut inside the sliding sleeve 15, the sliding sleeve 15 can drive the arc-shaped clamping plate 16 to move back and forth, a set of first long rod rotating handle assembly for driving the hollow worm 12 to rotate forwards and a set of second long rod rotating handle assembly for driving the hollow worm 12 to rotate backwards and forwards, the first long rod rotating handle assembly can drive the hollow worm 12 on the left side of each The side is outside, the second stock handle component can drive the reversal of each layer right side cavity worm 12 and then make rubber buffer 18 on the arc splint 16's on corresponding layer right side the leading flank compress tightly in the back right side of pier 34 outside, realize following supreme layering locking with the locking device 35 on every layer down, and then hold each standard kuppe 2 tightly and fix on pier 34, constructor need not to get into the aquatic and can lock the operation, safety and reliability, the layering locks the locking device 35 in each standard kuppe 2 alone, can guarantee that the locking dynamics of the locking device 35 on every layer is unanimous basically.
The above embodiments are merely to illustrate rather than to limit the technical solutions of the present invention, and although the present invention has been described in detail with reference to the above embodiments, those of ordinary skill in the art should understand that; modifications and equivalents may be made thereto without departing from the spirit and scope of the invention and it is intended to cover in the claims the invention as defined in the appended claims.
Claims (6)
1. The utility model provides a layering presss from both sides tight pier kuppe step by step which characterized in that: the bridge pier comprises a bottom air guide sleeve and a plurality of standard air guide sleeves which are sleeved and tightly embraced outside a bridge pier, wherein the top of the bottom air guide sleeve, the top and the bottom of the standard air guide sleeves are open, the outer contours of the bottom air guide sleeve and the standard air guide sleeves are of streamline structures, the standard air guide sleeves are arranged up and down, the bottom air guide sleeve is arranged at the lower side of the standard air guide sleeve at the lowest layer, the upper side edge of the bottom air guide sleeve and the lower side edge of the standard air guide sleeve at the lowest layer and the adjacent side edges of the two adjacent standard air guide sleeves are detachably connected through a plurality of first connecting bolts, the upper part of a channel is taken as the front direction, the bottom air guide sleeve is formed by splicing a first V-shaped plate and a second V-shaped plate front and back, the standard air guide sleeve is formed by splicing a third V-shaped plate and a fourth V-shaped plate front and back, a double-truss structure is fixedly arranged inside, the rear side part of each double-beam truss structure on the front side is fixedly connected with a semicircular hoop with an open rear side, the rear side edge of the bottom plate of the first V-shaped plate and the front side edge of the bottom plate of the second V-shaped plate are semicircular concave edges which are mutually butted, locking devices corresponding to the corresponding layers of semicircular hoops are installed on the front side part of the double-beam truss structure in the fourth V-shaped plate on each layer, and the locking devices on each layer vertically correspond to each other.
2. The pier dome clamped level by level according to claim 1, wherein: the locking device comprises two groups of clamping mechanisms which are bilaterally symmetrical, the left clamping mechanism comprises a support guide square pipe, a machine shell, a hollow worm, a worm wheel, a screw rod, a sliding sleeve and an arc-shaped clamping plate, the arc-shaped clamping plate is vertically arranged, the support guide square pipe is horizontally arranged along the radial direction of a pier, the rear end of the support guide square pipe is fixedly connected with the front side part of a double-beam truss structure in a corresponding fourth V-shaped plate, the machine shell is fixedly arranged on the upper part of the rear side of the support guide square pipe, the hollow worm is vertically and rotatably arranged in the machine shell, the worm wheel is rotatably arranged in the machine shell, the central line of the worm wheel is parallel to the support guide square pipe, the vertical projection of the central line of the worm wheel is superposed with the central line of the support guide square pipe, the worm wheel is in matched meshing transmission connection with the worm, an, the central line of lead screw and the central line coincidence of worm wheel, the rear end fixed connection of lead screw is in the centre bore of worm wheel, the front end of lead screw stretches out the front side of casing and passes the posterior lateral plate of sliding sleeve, the inside fixed nut that is provided with the outer circumference screw thread transmission complex of the preceding lateral part of lead screw that is provided with of sliding sleeve, the leading flank of arc splint is the open arc surface of front side and the fixed one deck rubber buffer pad that is provided with, the rear side fixedly connected with left side of arc splint, the equal open U template of right side and rear side, the preceding lateral part of sliding sleeve matches the joint in the U template, the rear side middle part of U template articulates on the sliding sleeve through the round pin axle, support and seted up the direction slot hole on the curb plate of direction.
3. The pier dome layered and clamped stepwise according to claim 2, wherein: two conical guide cylinders which are symmetrical up and down are fixedly connected to the front side part of a double-beam truss structure in the fourth V-shaped plate, the central lines of the two conical guide cylinders are vertically arranged and coincide, the upper part of the conical guide cylinder at the upper side is big and small, the lower end of the conical guide cylinder at the upper side is in butt joint with the upper end of the hollow worm, the upper part of the conical guide cylinder at the lower side is big and small, the upper end of the conical guide cylinder at the lower side is in butt joint with the lower end of the hollow worm, the inner diameter of the conical guide cylinder is equal to the maximum aperture of the inner hexagonal hole, the tops of the third V-shaped plate and the fourth V-shaped plate at the uppermost layer are fixedly provided with cover plates, the adjacent sides of the two cover plates are in matched contact with the excircle of a pier, the cover plate at the rear side is provided with two bilaterally symmetrical operation, the right operation hole is coincided with the central line of the conical guide cylinder positioned on the right side.
4. The pier dome clamped level by level according to claim 3, wherein: the first long rod turning handle component comprises a first top long rod, a plurality of first middle long rods and a first bottom long rod which are sequentially arranged from top to bottom, the central lines of the first top long rod, each first middle long rod and the first bottom long rod are superposed and vertically arranged, the upper end of the first top long rod is fixedly connected with a first outer hexagonal head, the lower end of the first bottom long rod is fixedly connected with a first six-edge column head which is matched and spliced with an inner hexagonal hole, the upper side part of the outer circumference of the first top long rod is fixedly connected with a first horizontal limiting baffle, the size of the first horizontal limiting baffle is larger than the aperture of the operation hole, the upper end of the first bottom long rod and the upper end of each first middle long rod are fixedly connected with a first outer screw male head, the lower end of each first top long rod and the lower end of each first middle long rod are fixedly connected with a first inner nut head, and the lower end of each first top long rod is connected with the upper end of the uppermost first middle long rod, the lower end of each first middle long rod is connected with the upper end of the corresponding first inner nut head and the upper end of the corresponding first outer nut head through corresponding first middle nut heads and corresponding first middle nut heads;
the second long rod rotating handle assembly comprises a second top long rod, a plurality of second middle long rods and a second bottom long rod which are sequentially arranged from top to bottom, the second top long rod, each second middle long rod and each second bottom long rod are superposed on the central line and vertically arranged, the upper end of each second top long rod is fixedly connected with a second outer hexagonal head, the lower end of each second bottom long rod is fixedly connected with a second hexagonal column head which is matched and spliced with the inner hexagonal hole, the upper side part of the outer circumference of each second top long rod is fixedly connected with a second horizontal limiting baffle, the size of each second horizontal limiting baffle is larger than the aperture of the operation hole, the upper end of each second bottom long rod and the upper end of each second middle long rod are fixedly connected with a second outer threaded male head, the lower end of each second top long rod and the lower end of each second middle long rod are fixedly connected with a second inner threaded female head, the lower end of each second top long rod and the upper end of the uppermost second middle long rod, the upper end of each second bottom long rod, the upper end of each second middle long, The lower ends of the second middle long rods at the lowest side and the upper ends of the second bottom long rods are connected through corresponding second inner screw female heads and second outer screw male heads in a threaded manner;
the screw thread direction of the first inner screw head and the first outer screw head is left-handed, and the screw thread direction of the second inner screw head and the second outer screw head is right-handed.
5. The pier diversion cover clamped layer by layer according to any one of claims 1 to 4, wherein: the back side of the left and right sides board of first V template and the back side of the left and right sides board of third V template all have an open-close board through hinge, equal open-close board's that corresponds about on the internal surface of equal fixedly connected with one open-close board rear side fourth circular arc staple bolt, control two fourth circular arc staple bolts that correspond and constitute a semi-circular staple bolt, all can dismantle the connection through a plurality of second connecting bolt between the preceding side of the back side of two open-close boards of first V template rear side and the left and right sides board of the open-close board of second V template and between the preceding side of the back side of two open-close boards of third V template rear side and the left and right sides board of fourth V template.
6. The pier dome clamped level by level according to claim 5, wherein: the bottom plate of first V template and the bottom plate of second V template just all with channel side slope surface parallel arrangement on the coplanar, the bottom plate of first V template and the lower surface of the bottom plate of second V template all are provided with the two P type rubber backing plates of a plurality of, evenly seted up a plurality of hole that leaks on the bottom plate of the first V template between two adjacent two P type rubber backing plates and the bottom plate of second V template.
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Address after: 450006 No. 29, Huaihe Road, Zhongyuan District, Henan, Zhengzhou Patentee after: Huanghe Machinery Co.,Ltd. Address before: 450006 No. 29, Huaihe Road, Zhongyuan District, Henan, Zhengzhou Patentee before: YELLOW RIVER MACHINERY FACTORY, YELLOW RIVER CONSERVANCY COMMISSION |
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