CN108930509B

CN108930509B - Hydraulic engineering cat ladder that fastening nature is high is with adjustable external enclosure mechanism

Info

Publication number: CN108930509B
Application number: CN201810747622.9A
Authority: CN
Inventors: 吴松; 雷娟; 牛金玲
Original assignee: Individual
Current assignee: Wu song
Priority date: 2018-07-09
Filing date: 2018-07-09
Publication date: 2020-07-24
Anticipated expiration: 2038-07-09
Also published as: CN108930509A

Abstract

The invention relates to the field of climbing ladders, in particular to an adjustable external enclosure mechanism for a hydraulic engineering ladder with high tightness.

Description

Hydraulic engineering cat ladder that fastening nature is high is with adjustable external enclosure mechanism

Technical Field

Background

Present hydraulic engineering cat ladder of ascending a height, protection when people ascend a height is carried out through the rail that sets up the frame-type in the outside of cat ladder mostly, and often through metalwork welded fastening's mode, connect fixedly, the structure is comparatively simple, it is relatively poor to lead to the controllability, people can't adjust according to the in-service use demand, and present adjustable formula's rail mechanism, threaded fastening is carried out through setting up screw rod and screw mostly, the installation is comparatively loaded down with trivial details, and connect inseparable degree unadjustable, compactness is relatively poor, people's use is not convenient for.

Disclosure of Invention

The invention solves the technical problem of overcoming the defects of the prior art and provides an adjustable external enclosure mechanism for a hydraulic engineering ladder stand, which has high tightness.

In order to achieve the purpose, the invention provides the following technical scheme:

a high-tightness adjustable external enclosure mechanism for a hydraulic engineering ladder comprises a ladder assembly, wherein the ladder assembly comprises a supporting base, a positioning support and positioning pedals, the positioning support is fixedly arranged on one side of the top surface of the supporting base, the positioning pedals are fixedly arranged on one side surface of the positioning support, the positioning support comprises a transfer platform, supporting rods and inclined strut installation pieces, the number of the inclined strut installation pieces is two, two ends of each inclined strut installation piece are respectively connected and fixed with one side of the bottom surface of the transfer platform and the top surface of the supporting base, the two groups of inclined strut installation pieces are symmetrically arranged between the bottom surface of the transfer platform and the top surface of the supporting base, a gap is reserved between the two groups of inclined strut installation pieces, the positioning pedals are arranged at positions between the two groups of inclined strut installation pieces, and two ends of the positioning pedals are fixedly connected with the inclined strut, the side direction enclosure assembly is all fixedly installed on the top surface of the positioning pedal and between the surface of the transfer platform and the top surface of the supporting base, wherein the number of the side direction enclosure assembly is two groups, the side direction enclosure assembly is symmetrically installed at the position, close to the inclined strut installation parts at the two sides, of the top surface of the positioning pedal, the auxiliary enclosure assembly is arranged on one side, away from the side direction enclosure assembly, of the two groups of inclined strut installation parts, and the reinforcing stabilizing assembly is arranged on one side surface, away from the positioning support, of the supporting base.

Preferably, the reinforcing and stabilizing component comprises a positioning component, a limiting cavity and a moving component, the limiting cavity is arranged in the middle of the bottom surface of the supporting base, the moving component is arranged in the limiting cavity, the positioning component is arranged on the bottom surface of the supporting base and is positioned at the outer side position of the limiting cavity, the number of the limiting cavities is two, the limiting cavities are symmetrically arranged on the bottom surface of the supporting base, the number of the moving component is four, every two of the moving components are symmetrically arranged in the corresponding limiting cavity respectively, the moving component comprises a limiting column, a rotating part, a telescopic rod and rollers, two ends of the limiting column are fixedly connected with the inner walls of two sides corresponding to the limiting cavities, the surface of the rotating part is provided with a through hole corresponding to the limiting column, the rotating part is rotatably sleeved outside the limiting column through the through hole, and the outer wall surface of the rotating part, the locating installation part is provided with a rotating groove at one side far away from the rotating part, the roller is rotatably installed in the rotating groove, the telescopic rod is arranged at one side of the locating installation part close to the top surface of the limiting cavity, the two ends of the telescopic rod are provided with rotating connection components, the telescopic rod is respectively connected and fixed with the side wall of the locating installation part and the side wall of the top surface of the limiting cavity through the rotating connection components, the locating component comprises a limiting groove, a thread fixing hole and a plurality of locating discs, the limiting groove is formed in the bottom surface of the supporting base and is positioned at the outer side position of the limiting cavity, the locating discs are arranged in the limiting groove, the thread fixing hole is formed in the inner wall of the limiting groove and the outer side wall of the locating disc, a thread column is fixedly installed on the surface of one side of the locating disc corresponding to the thread fixing hole, wherein a plurality of positioning disks are at the bottom surface of support base from inside to outside linear arrangement in proper order, and wherein one side that support base was kept away from to the outside positioning disk is provided with the conical member, one side fixed surface of conical member installs the screw thread post two that corresponds with the screw thread fixed orifices, the conical member passes through screw thread post two and the screw thread locating hole screw thread fixation of the positioning disk that corresponds.

Preferably, the lateral enclosure assembly comprises a height adjusting assembly and a lateral protection assembly, the height adjusting assembly comprises a fixed rod and a movable rod, the lateral protection assembly comprises a positioning plate and an adjusting blocking rod, a sliding cavity is formed in the fixed rod, one end of the movable rod is inserted in the sliding cavity in a sliding manner, one end of the movable rod, which is far away from the fixed rod, is connected with the bottom surface of the positioning plate, a clamping piece is fixedly installed at the end, which is located in the sliding cavity, of the fixed rod, a second telescopic rod is arranged between the other side surface of the clamping piece and the side wall of the bottom surface of the sliding cavity, two ends of the second telescopic rod are respectively connected and fixed with the bottom surface of the clamping piece and the bottom wall of the sliding cavity, positioning grooves corresponding to the fixed rod are formed in the surface of the positioning pedal, the, the other end of dead lever slides and pegs graft in the inside of constant head tank, the inner chamber bottom fixed mounting of constant head tank has electromagnet device, the inside fixed mounting that the dead lever is located the constant head tank can adsorb the metalwork corresponding with electromagnet device, it is fixed through magnetic force absorption between electromagnet device and the adsorbable metalwork, the locating plate is close to one side that the regulation shelters from the pole and has seted up the rotating groove, the regulation shelters from the pole and is close to the inside that the one end of locating plate slides and sets up at the rotating groove, the regulation shelters from the pole and includes gag lever post and slide bar, the slip spacing groove has been seted up to the inside of gag lever post, the one end of slide bar slides and pegs graft in the inside of slip spacing groove, the inside fixed mounting that.

Preferably, gag lever post, screens lug all correspond the structure with the slide bar for two, and two sets of gag lever posts and the equal symmetry of screens lug set up the both sides at the slide bar, the screens lug is integrated into one piece with the slide bar, the surface of screens lug and the corresponding position of gag lever post have been seted up respectively and have been moved the screw and decide the screw, and corresponding move the screw and decide through bolt thread tightening between the screw.

Preferably, the positioning plate and the limiting rod are in a one-to-one corresponding structure, wherein the positioning plate is arranged on one side, away from the sliding rod, of the corresponding limiting rod.

Preferably, the height adjusting assembly and the positioning plate are in a one-to-one corresponding structure, and one end, far away from the fixed rod, of a movable rod of the height adjusting assembly is fixedly connected with the bottom surface of the positioning plate.

Preferably, the positioning pipe sleeve is sleeved outside the fixing rod in a sliding mode, the outer surface of the positioning pipe sleeve and the inner surface of the positioning groove are provided with thread layers, and the positioning pipe sleeve and the positioning groove are fixed through threads of the thread layers.

Preferably, supplementary enclosure subassembly is including location base member, annular setting element and shielding rod, location base member fixed mounting keeps away from a side surface of location footboard at the bracing installed part, annular setting element sets up the outside at the location base member, annular setting element is close to a side surface of location base member and the corresponding position in location base member surface and is provided with screw thread reference column and the spacing hole of screw thread respectively, through screw thread reference column and the spacing hole screw thread fastening of screw thread between the annular setting element that location base member corresponds, shielding rod sets up the inside at annular setting element, wherein the inner wall of annular setting element and the outer wall that shields the rod are provided with corresponding interior screw thread layer and outer screw thread layer respectively, annular setting element with shelter from between the rod through interior screw thread layer and outer screw thread layer screw thread fastening.

Preferably, the auxiliary enclosure assemblies and the diagonal bracing mounting member are of at least three-to-one corresponding structures, wherein at least three groups of auxiliary maintenance assemblies are sequentially and linearly arranged on the outer side surface of the diagonal bracing mounting member.

Preferably, the positioning base body and the corresponding inclined strut installation part are integrally formed, and the annular positioning piece and the corresponding threaded positioning column are integrally formed.

Preferably, the telescopic link includes direction gag lever post and direction slide bar, the spout has been seted up to the inside of direction gag lever post, the direction slide bar slides and sets up the inside at the spout, spout bottom fixed mounting has the motor, the pivot end fixed mounting of motor has the gear, the fixed surface of direction slide bar installs the rack corresponding with the gear, the wheel and rack toothing is connected, the outside end of direction gag lever post and the other end of direction gag lever post are connected fixedly rather than the rotation coupling assembling that corresponds respectively, and are connected fixedly with location installed part and spacing cavity inner wall respectively through rotating coupling assembling.

Preferably, rotation coupling assembling includes setting element and connecting piece, one side that setting element and connecting piece are corresponding is provided with pivot and through-hole respectively, and rotates through pivot and through-hole between the two and connect, the other end of setting element is connected fixedly with the top surface lateral wall of spacing cavity and the lateral wall of location installed part, the other end of connecting piece is connected fixedly rather than the direction gag lever post and the direction slide bar that correspond.

Preferably, the second telescopic link includes second guide limiting rod and second guide sliding rod, the second sliding groove is formed in the second guide limiting rod, the second guide sliding rod slides and is arranged in the second sliding groove, the second sliding groove is fixedly provided with the second motor, the second rotating shaft end of the second motor is fixedly provided with the second gear, the second surface of the second guide sliding rod is fixedly provided with the second rack corresponding to the second gear, the second gear is meshed with the second rack and is connected with the second rack, and the second guide sliding rod is located at the outer end of the second guide limiting rod and at the other end of the second guide limiting rod and is fixedly connected with the inner wall of the sliding cavity or the clamping part corresponding to the second guide sliding rod.

Compared with the prior art, the invention has the beneficial effects that: the adjustable external enclosure mechanism for the hydraulic engineering ladder stand with high tightness adopts a support base, a positioning bracket and a positioning pedal to form a main body part of the ladder stand, a limiting cavity is arranged on the bottom surface of the support base to install a moving component, a limiting column is arranged to rotate to install a rotating component, the outer wall of the rotating component is fixedly arranged on a positioning installation component, meanwhile, a rotating groove is arranged on the other side of the positioning installation component to carry out rotating installation of a roller, so that people can conveniently transport and move by rolling the roller, the use of people is convenient, the inner side of the positioning installation component is provided with a telescopic rod main body part consisting of a guiding limiting rod and a guiding sliding rod, the inner part of the guiding limiting rod is provided with the sliding groove to carry out sliding installation of the guiding rod, a motor is arranged in the sliding groove to drive a gear to rotate, and the gear is meshed with a rack, so as to drive the guiding sliding rod to extend and retract after the motor is powered on for use, thereby facilitating the adjustment of people, the rotating connecting components which are correspondingly arranged at the two ends of the telescopic rod and are composed of the positioning components and the connecting components are respectively connected and fixed with the positioning installation components at the two sides and the top side wall of the spacing cavity, thereby preventing the damage of the two ends of the telescopic rod during the adjustment process of the telescopic rod, enabling the positioning installation components and the roller wheels to carry out angle adjustment, facilitating the people to store the positioning installation components into the spacing cavity, positioning the supporting base through the reinforcing and stabilizing component which is composed of the spacing groove, the thread fixing hole and the positioning disc at the outer side, facilitating the adjustment of people according to the use condition by arranging a plurality of positioning discs and the superposition of thread columns, supporting the height of the mechanism, and simultaneously arranging the conical component at the outer side of, further improving the stable supporting effect, by arranging a lateral enclosing component consisting of a height adjusting component and a lateral protecting component between the transfer platform and the supporting base and on the surface of the positioning pedal, after the lateral enclosing component between the transfer platform and the supporting base is limited in a large range, the lateral enclosing component on the surface of the positioning pedal carries out secondary enclosing of a local area, avoiding the enclosing error area caused by the traditional enclosing mechanism, simultaneously leading people to be capable of adjusting according to different conditions of users, leading the applicability of the enclosing component to be higher, arranging a telescopic rod II consisting of a guide limiting rod II and a guide sliding rod II inside a sliding cavity of a fixed rod in a sliding way, driving the movable rod to adjust by arranging a telescopic rod II consisting of a guide limiting rod II and a guide sliding rod II, and facilitating the people to adjust the height of the lateral protecting component, and forming the main body part of the lateral protecting component by a positioning plate and an adjusting blocking rod, the adjusting shielding rod is composed of a limiting rod and a sliding rod, two ends of the sliding rod are arranged inside sliding limiting grooves of the limiting rod corresponding to two sides in a sliding mode, a clamping lug is arranged for limiting the position, meanwhile, a movable screw hole and a fixed screw hole are correspondingly arranged on the surface of the clamping lug and the surface of the limiting rod, and bolts are used for fixing threads, so that people can conveniently keep the position of the adjusting shielding rod, an electromagnet device and a magnetically attractable metal piece are respectively arranged inside a positioning groove and at the end, located inside the positioning groove, of the fixed rod, so that the lateral shielding assembly is installed and fixed, people can conveniently install and fix, meanwhile, the fastening degree can be adjusted, the installation and use of people are facilitated, meanwhile, an auxiliary shielding assembly composed of a positioning base body, an annular positioning piece and a shielding rod is arranged on an inclined strut installation piece, so that the main body part of the ladder stand, through set up screw thread reference column and the spacing hole of screw thread between annular setting element and location base member, carry out the screw thread installation, and set up corresponding internal thread layer and external thread layer thread tightening through the outer wall at sheltering from the pole and the inner wall of annular setting element, adopt the mode of screw thread installation, reduce the installation degree of difficulty, the installation of the people of being convenient for is used.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a side containment assembly of the present invention;

FIG. 3 is a schematic top view of an auxiliary containment assembly of the present invention;

FIG. 4 is a schematic view of FIG. 1 at A according to the present invention;

FIG. 5 is a schematic view of the present invention at B of FIG. 1;

FIG. 6 is a schematic view of the present invention at C of FIG. 4;

FIG. 7 is a partial cross-sectional view of the telescoping pole of the present invention;

fig. 8 is a partial sectional view of a telescopic rod of the present invention.

In the figure: 1 ladder assembly, 2 supporting bases, 3 positioning brackets, 4 positioning pedals, 5 transfer platforms, 6 supporting rods, 7 diagonal bracing mounting parts, 8 lateral enclosing assemblies, 9 auxiliary enclosing assemblies, 10 reinforcing and stabilizing assemblies, 11 positioning assemblies, 12 limiting chambers, 13 moving assemblies, 14 limiting columns, 15 rotating parts, 16 telescopic rods, 17 rollers, 18 positioning mounting parts, 19 rotating grooves, 20 rotating connecting assemblies, 21 limiting grooves, 22 threaded fixing holes, 23 positioning discs, 24 threaded columns, 25 conical parts, 26 threaded columns, 27 height adjusting assemblies, 28 lateral protecting assemblies, 29 fixing rods, 30 movable rods, 31 sliding chambers, 32 clamping parts, 33 telescopic rods, 34 positioning grooves, 35 electromagnet devices, 36 absorbable metal parts, 37 positioning plates, 38 adjusting and blocking rods, 39 rotating grooves, 40 limiting rods, 41 sliding rods, 42 sliding limiting grooves, 43 clamping convex blocks, 44 movable screw holes, 45 fixed screw holes, 46 positioning pipe sleeves, 47 positioning base bodies, 48 annular positioning pieces, 49 shielding rods, 50 threaded positioning columns, 51 threaded limiting holes, 52 internal threaded layers, 53 external threaded layers, 54 guiding limiting rods, 55 guiding sliding rods, 56 sliding grooves, 57 motors, 58 gears, 59 racks, 60 positioning pieces, 61 connecting pieces, 62 guiding limiting rods II, 63 guiding sliding rods II, 64 sliding grooves II, 65 motors II, 66 gears II and 67 racks II.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-8, the present invention provides a technical solution:

a high-tightness adjustable external enclosure mechanism for a hydraulic engineering ladder comprises a ladder assembly 1, wherein the ladder assembly 1 comprises a support base 2, a positioning support 3 and a positioning pedal 4, the positioning support 3 is fixedly arranged on one side of the top surface of the support base 2, the positioning pedal 4 is fixedly arranged on one side surface of the positioning support 3, the positioning support 3 comprises a transfer platform 5, support rods 6 and inclined strut installation pieces 7, the number of the inclined strut installation pieces 7 is two, two ends of each inclined strut installation piece 7 are respectively connected and fixed with one side of the bottom surface of the transfer platform 5 and the top surface of the support base 2, the two inclined strut installation pieces 7 are symmetrically arranged between the bottom surface of the transfer platform 5 and the top surface of the support base 2, a space is reserved between the two inclined strut installation pieces, the positioning pedal 4 is arranged at a position between the two inclined strut installation pieces 7, two ends of the positioning pedal 4 are connected and fixed with the inclined strut installation pieces 7 corresponding to, the utility model discloses a side direction enclosure assembly, including transfer platform 5, support base 2, locating pedal 4, wherein the top surface of locating pedal 4 is equipped with the side direction enclosure assembly 8, wherein the quantity of side direction enclosure assembly 8 is two sets of, and the symmetry is installed and is close to the position of both sides bracing installed part 7 at the top surface of locating pedal 4, and wherein one side that the side direction enclosure assembly 8 was kept away from to two sets of bracing installed parts 7 all is provided with supplementary enclosure assembly 9, a lateral surface that the support base 2 kept away from locating support 3 is provided with and consolidates stabilizing assembly 10.

As a technical optimization scheme of the invention, the reinforcing and stabilizing component 10 comprises a positioning component 11, a limiting chamber 12 and a moving component 13, the limiting chamber 12 is arranged in the middle of the bottom surface of the supporting base 2, the moving component 13 is arranged inside the limiting chamber 12, the positioning component 11 is arranged at the bottom surface of the supporting base 2 and is located at the outer side position of the limiting chamber 12, the number of the limiting chambers 12 is two, the limiting chambers are symmetrically arranged on the bottom surface of the supporting base 2, the number of the moving components 13 is four, two groups of the moving components are symmetrically arranged inside the corresponding limiting chambers 12, the moving component 13 comprises limiting columns 14, rotating parts 15, telescopic rods 16 and rollers 17, two ends of the limiting columns 14 are fixedly connected with the inner walls of two sides corresponding to the limiting chambers 12, through holes corresponding to the limiting columns 14 are formed on the surfaces of the rotating parts 15, and rotating member 15 rotates the cover through the through-hole and establishes the outside at spacing post 14, the outer wall surface fixed mounting who rotates member 15 has location installed part 18, location installed part 18 keeps away from one side of rotating member 15 and has seted up rotation groove 19, gyro wheel 17 rotates and installs in the inside of rotation groove 19, telescopic link 16 sets up in location installed part 18 near the top surface one side of spacing cavity 12, and its both ends are provided with rotation coupling assembling component 20, telescopic link 16 is connected fixedly with the lateral wall of location installed part 18 and the top surface lateral wall of spacing cavity 12 respectively through rotating coupling assembling component 20, locating component 11 includes spacing groove 21, thread fixing hole 22 and a plurality of positioning disk 23, spacing groove 21 is seted up and is located the outside position of spacing cavity 12 in the bottom surface of support base 1, positioning disk 23 sets up in the inside of spacing groove 21, thread fixing hole 22 is seted up and is located the inner wall of spacing groove 21 and the lateral wall of, the positioning disc 23 is provided with a threaded column 24 on one side corresponding to the threaded fixing hole 22 in a fixed manner, the positioning disc 23 is fixed inside the corresponding threaded fixing hole 22 through the corresponding threaded column 24 in a threaded manner, wherein the positioning discs 23 are sequentially and linearly arranged on the bottom surface of the support base 2 from inside to outside, a conical part 25 is arranged on one side, away from the support base 2, of the outermost positioning disc 23, a second threaded column 26 corresponding to the threaded fixing hole is fixedly arranged on one side of the conical part 25, and the conical part 25 is fixed with the corresponding threaded positioning hole 22 of the positioning disc 23 through the second threaded column 26 in a threaded manner.

As a technical optimization scheme of the invention, the lateral enclosure assembly 8 comprises a height adjusting assembly 27 and a lateral protection assembly 28, the height adjusting assembly 27 comprises a fixed rod 29 and a movable rod 30, the lateral protection assembly 28 comprises a positioning plate 37 and an adjusting blocking rod 38, a sliding chamber 31 is formed in the fixed rod 29, one end of the movable rod 30 is inserted in the sliding chamber 31 in a sliding manner, one end of the movable rod 30, which is far away from the fixed rod 29, is connected with the bottom surface of the positioning plate 37, a clamping member 32 is fixedly arranged at the end, which is positioned in the sliding chamber 31, of the movable rod 30, a telescopic rod two 33 is arranged between the other side surface of the clamping member 32 and the side wall of the bottom surface of the sliding chamber 31, two ends of the telescopic rod two 33 are respectively connected and fixed with the bottom surface of the clamping member 32 and the bottom wall of the sliding chamber 31, and the, The surface of the transfer platform 5 and the surface of the supporting base 2 are both provided with a positioning groove 34 corresponding to the fixing rod 29, the other end of the fixing rod 29 is inserted in the positioning groove 34 in a sliding manner, the bottom of the inner cavity of the positioning groove 34 is fixedly provided with an electromagnet device 35, the fixing rod 29 is positioned in the positioning groove 34 and fixedly provided with an adsorbable metal piece 36 corresponding to the electromagnet device 35, the electromagnet device 35 and the adsorbable metal piece 36 are fixed by magnetic force adsorption, one side of the positioning plate 37, which is close to the adjusting blocking rod 38, is provided with a rotating groove 39, one end of the adjusting blocking rod 38, which is close to the positioning plate 37, is arranged in the rotating groove 39 in a sliding manner, the adjusting blocking rod 38 comprises a limiting rod 40 and a sliding rod 41, the inside of the limiting rod 40 is provided with a sliding limiting groove 42, and one end of the sliding rod 41, the sliding rod 41 is fixedly provided with a clamping convex block 43 at the inner end of the sliding limit groove 42.

As a technical optimization scheme of the present invention, preferably, the limiting rod 40, the blocking protrusion 43 and the sliding rod 41 are in a two-to-one corresponding structure, two sets of the limiting rod 40 and the blocking protrusion 43 are symmetrically disposed on two sides of the sliding rod 41, the blocking protrusion 43 and the sliding rod 41 are integrally formed, the surface of the blocking protrusion 43 and the corresponding position of the limiting rod 40 are respectively provided with a movable screw hole 44 and a fixed screw hole 45, and the corresponding movable screw hole 44 and the fixed screw hole 45 are fixed by a bolt thread.

As a technical optimization scheme of the present invention, the positioning plates 37 and the limiting rods 40 are in a one-to-one correspondence structure, wherein the positioning plates 37 are disposed on the sides of the corresponding limiting rods 40 far away from the sliding rods 41.

As a technical optimization scheme of the present invention, the height adjusting assemblies 27 and the positioning plates 37 are in a one-to-one correspondence structure, wherein one ends of the movable rods 30 of the height adjusting assemblies 27, which are far away from the fixed rods 29, are fixedly connected to the bottom surfaces of the positioning plates 37.

As a technical optimization scheme of the present invention, the fixing rod 29 is slidably sleeved with a positioning pipe sleeve 46, and the outer surface of the positioning pipe sleeve 46 and the inner surface of the positioning groove 34 are both provided with a thread layer, and the two are fixed by the thread layer through threads.

As a technical optimization scheme of the invention, the auxiliary enclosure assembly 9 comprises a positioning base 47, an annular positioning piece 48 and a shielding rod 49, the positioning base 47 is fixedly mounted on a side surface of the sprag mounting member 7 remote from the positioning step 4, the annular positioning piece 48 is arranged on the outer side of the positioning base 47, a threaded positioning column 50 and a threaded limiting hole 51 are respectively arranged on the surface of the annular positioning piece 48 close to one side of the positioning base 47 and the corresponding position of the surface of the positioning base 47, the positioning base 47 and the corresponding annular positioning piece 48 are fixed by screw threads through a screw thread positioning column 50 and a screw thread limiting hole 51, the shielding rod 49 is arranged inside the annular positioning piece 48, wherein the inner wall of the annular positioning member 48 and the outer wall of the blocking rod 49 are provided with corresponding inner and

outer thread layers

52 and 53, the annular positioning member 48 and the shielding rod 49 are fixed by the inner thread layer 52 and the outer thread layer 53.

As a technical optimization scheme of the invention, the auxiliary enclosure assembly 9 and the diagonal bracing mounting member 7 are at least of a three-to-one corresponding structure, wherein at least three groups of auxiliary maintenance assemblies 9 are sequentially and linearly arranged on the outer side surface of the diagonal bracing mounting member 7.

As a technical optimization scheme of the present invention, the positioning base 47 and the corresponding diagonal brace mounting member 7 are integrally formed, and the annular positioning member 48 and the corresponding threaded positioning column 50 are integrally formed.

As a technical optimization scheme of the present invention, the telescopic rod 16 includes a guiding limiting rod 54 and a guiding sliding rod 55, a sliding groove 56 is formed in the guiding limiting rod 54, the guiding sliding rod 55 is slidably disposed in the sliding groove 56, a motor 57 is fixedly mounted at the bottom of the sliding groove 56, a gear 58 is fixedly mounted at a rotating shaft end of the motor 57, a rack 59 corresponding to the gear 58 is fixedly mounted on the surface of the guiding sliding rod 55, the gear 58 is engaged with the rack 59, an outer end of the guiding limiting rod 54 and the other end of the guiding limiting rod 54 are respectively connected and fixed with the corresponding rotating connection assembly 20, and are respectively connected and fixed with the positioning mounting member 18 and the inner wall of the limiting chamber 12 through the rotating connection assembly 20.

As a technical optimization scheme of the present invention, the rotating connection assembly 20 includes a positioning element 60 and a connection element 61, one side of the positioning element 60 corresponding to one side of the connection element 61 is provided with a rotating shaft and a through hole, and the two sides are rotatably connected through the rotating shaft and the through hole, the other end of the positioning element 60 is fixedly connected to the top side wall of the limiting chamber 12 and the outer side wall of the positioning installation element 18, and the other end of the connection element 61 is fixedly connected to the corresponding guide limiting rod 54 and the corresponding guide sliding rod 55.

As a technical optimization scheme of the invention, the second telescopic rod 33 comprises a second guiding limiting rod 62 and a second guiding sliding rod 63, a second sliding groove 64 is formed in the second guiding limiting rod 62, the second guiding sliding rod 63 is slidably arranged in the second sliding groove 64, a second motor 65 is fixedly installed at the bottom of the second sliding groove 64, a second gear 66 is fixedly installed at a rotating shaft end of the second motor 65, a second rack 67 corresponding to the second gear 66 is fixedly installed on the surface of the second guiding sliding rod 63, the second gear 66 is in meshed connection with the second rack 67, and the second guiding sliding rod 63 is located at the outer end of the second guiding limiting rod 62 and at the other end of the second guiding limiting rod 62 and is fixedly connected with the corresponding clamping piece 32 or the inner wall of the sliding chamber 31.

The working principle is as follows: when people use the adjustable external enclosure mechanism for the hydraulic engineering ladder stand with high tightness, the support base 2, the positioning bracket 3 and the positioning pedal 4 are adopted to form the main body part of the ladder stand, the limiting cavity 12 is arranged on the bottom surface of the support base 2 to install the moving component 13, the limiting column 14 is arranged to rotate and install the rotating component 15, the outer wall of the rotating component 15 is fixedly arranged on the positioning installation component 18, the rotating groove 19 is arranged on the other side of the positioning installation component 18 to rotatably install the roller 17, so that people can conveniently carry out the transportation and the movement of the ladder stand by the rolling mode of the roller 17, the use of people is convenient, the main body part of the telescopic rod 16 consisting of the guide limiting rod 54 and the guide sliding rod 55 is arranged on the inner side of the positioning installation component 18, the sliding groove 56 is arranged in the guide limiting rod 54 to slidably install the guide sliding rod, a motor 57 is arranged inside a sliding groove 56 to drive a gear 58 to rotate, the gear 58 is meshed with a rack 59 on the surface of a guide sliding rod 55, so that after the motor 57 is electrified for use, the guide sliding rod 54 is driven to stretch and retract, people can conveniently adjust, the corresponding rotating connecting components 20 consisting of a positioning component 60 and a connecting component 61 are arranged at two ends of a telescopic rod 16 and are respectively connected and fixed with positioning installation components 18 at two sides and the top side wall of a limiting cavity 12, people can avoid the damage of two ends of the telescopic rod 16 in the adjusting process of the telescopic rod 16, the positioning installation components 18 and rollers 17 can carry out angle adjustment, people can conveniently store the telescopic rod into the limiting cavity 12, and the supporting base 2 is positioned through a reinforcing and stabilizing component 10 consisting of a limiting groove 21, a thread fixing hole 22 and a positioning disc 23 on the outer side of the supporting base, in addition, the arrangement of a plurality of positioning discs 23 and the superposition of threaded columns 24 is convenient for people to adjust the height of the supporting mechanism according to the use condition, the arrangement of the conical parts 25 at the outer side of the bottom positioning disc 23 is also convenient for people to further improve the stable supporting effect, the arrangement of the lateral enclosing components 8 consisting of the height adjusting components 27 and the lateral protecting components 28 between the transfer platform 5 and the supporting base 2 and the surface of the positioning pedal 4 is adopted, after the lateral enclosing components 8 between the transfer platform 5 and the supporting base 2 are limited in a large range, the lateral enclosing components 8 on the surface of the positioning pedal 4 are used for carrying out secondary enclosing of a local area, the enclosing error area caused by the traditional enclosing mechanism is avoided, and simultaneously, people can adjust according to different conditions of users, so that the enclosing components 1 have higher applicability, and are arranged in the sliding cavity 31 of the fixed rod 29 in a sliding mode through the movable rod 30, and a telescopic rod two 33 composed of a guiding limit rod two 62 and a guiding slide rod two 63 is arranged to drive the movable rod 30 to adjust, so that people can conveniently adjust the height of the side protection component 28, the main body part of the side protection component 28 is composed of a positioning plate 37 and an adjusting blocking rod 38, the adjusting blocking rod 38 is composed of a limit rod 40 and a slide rod 41, two ends of the slide rod 41 are arranged in the sliding limit groove 42 of the limit rod 40 corresponding to two sides in a sliding mode, a clamping lug 43 is arranged to limit the position, meanwhile, a movable screw hole 44 and a fixed screw hole 45 corresponding to the surface of the clamping lug 43 and the surface of the limit rod 40 are arranged, bolts are used for screw fixation, so that people can conveniently keep the position of the adjusting blocking rod 38, an electromagnet device 35 and a magnetic suction metal piece 36 are respectively arranged in the positioning groove 34 and at the inner end of the fixing rod 29 in the positioning groove 34, the installation of carrying out side direction enclosure subassembly 8 is fixed, make things convenient for when people's installation, also make fastening degree adjustable, be convenient for people to install and use, set up the supplementary enclosure subassembly 9 of constituteing by location base member 47, annular setting element 48 and shielding pole 49 at bracing installed part 7 simultaneously, enclose the main part of cat ladder, through set up screw thread reference column 50 and screw thread spacing hole 51 between annular setting element 48 and location base member 47, carry out the screw thread installation, and through set up corresponding interior screw thread layer 52 and outer screw thread layer 53 thread tightening at the outer wall that shields pole 49 and the inner wall of annular setting element 48, adopt the mode of screw thread installation, reduce the installation degree of difficulty, be convenient for people's installation and use.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The high-tightness adjustable external enclosure mechanism for the hydraulic engineering ladder stand comprises a ladder stand component (1), wherein the ladder stand component (1) comprises a supporting base (2), a positioning support (3) and a positioning pedal (4), the positioning support (3) is fixedly arranged on one side of the top surface of the supporting base (2), the positioning pedal (4) is fixedly arranged on one side surface of the positioning support (3), the positioning support (3) comprises a transfer platform (5), supporting rods (6) and inclined strut mounting pieces (7), the number of the inclined strut mounting pieces (7) is two, two ends of each inclined strut mounting piece (7) are respectively connected and fixed with one side of the bottom surface of the transfer platform (5) and the top surface of the supporting base (2), and the two inclined strut mounting pieces (7) are symmetrically arranged between the bottom surface of the transfer platform (5) and the top surface of the supporting base (2), and leave the interval between the two, location footboard (4) set up the position between two sets of bracing installed part (7), the both ends and the corresponding bracing installed part (7) in both sides of location footboard (4) are connected fixedly, its characterized in that:

lateral enclosure assemblies (8) are fixedly arranged between the surface of the transit platform (5) and the top surface of the support base (2) and between the surface of the positioning pedal (4), wherein the number of the lateral enclosure assemblies (8) is two, and the lateral enclosure assemblies are symmetrically arranged at the positions, close to the inclined strut mounting parts (7) on the two sides, of the top surface of the positioning pedal (4);

the lateral enclosure assembly (8) comprises a height adjusting assembly (27) and a lateral protection assembly (28), the height adjusting assembly (27) comprises a fixed rod (29) and a movable rod (30), a sliding chamber (31) is formed in the fixed rod (29), one end of the movable rod (30) is slidably inserted into the sliding chamber (31), one end, far away from the fixed rod (29), of the movable rod (30) is connected with the bottom surface of a positioning plate (37), a clamping piece (32) is fixedly arranged at the inner end, located in the sliding chamber (31), of the fixed rod (30), a second telescopic rod (33) is arranged between the other side surface of the clamping piece (32) and the bottom surface side wall of the sliding chamber (31), two ends of the second telescopic rod (33) are respectively connected and fixed with the bottom surface of the clamping piece (32) and the bottom wall of the sliding chamber (31), the positioning pedal (4) is provided with a positioning groove (34) corresponding to the fixing rod (29) on the surface, the surface of the transfer platform (5) and the surface of the supporting base (2), the other end of the fixing rod (29) is slidably inserted into the positioning groove (34), the bottom of the inner cavity of the positioning groove (34) is fixedly provided with an electromagnet device (35), the fixing rod (29) is positioned in the positioning groove (34) and fixedly provided with an adsorbable metal piece (36) corresponding to the electromagnet device (35), the electromagnet device (35) and the adsorbable metal piece (36) are fixed through magnetic force adsorption, the lateral protection assembly (28) comprises a positioning plate (37) and an adjusting blocking rod (38), one side of the positioning plate (37) close to the adjusting blocking rod (38) is provided with a rotating groove (39), one end of the adjusting blocking rod (38) close to the positioning plate (37) is slidably arranged in the rotating groove (39), the adjusting blocking rod (38) comprises a limiting rod (40) and a sliding rod (41), a sliding limiting groove (42) is formed in the limiting rod (40), one end of the sliding rod (41) is inserted in the sliding limiting groove (42) in a sliding mode, and a clamping convex block (43) is fixedly arranged at the inner end, located in the sliding limiting groove (42), of the sliding rod (41);

the auxiliary enclosure assemblies (9) are arranged on the two groups of inclined strut mounting pieces (7) on one sides far away from the lateral enclosure assemblies (8), and the reinforcing and stabilizing assembly (10) is arranged on the surface of one side, far away from the positioning support (3), of the supporting base (2);

the auxiliary enclosure assembly (9) comprises a positioning base body (47), an annular positioning piece (48) and a shielding rod (49), wherein the positioning base body (47) is fixedly arranged on one side surface of the inclined strut mounting piece (7) far away from the positioning pedal (4), the annular positioning piece (48) is arranged on the outer side of the positioning base body (47), a thread positioning column (50) and a thread limiting hole (51) are respectively arranged at the positions, corresponding to the side surface of the positioning base body (47) and the surface of the positioning base body (47), of the annular positioning piece (48), the positioning base body (47) and the corresponding annular positioning piece (48) are in threaded fixing through the thread positioning column (50) and the thread limiting hole (51), the shielding rod (49) is arranged in the annular positioning piece (48), wherein the inner wall of the annular positioning piece (48) and the outer wall of the shielding rod (49) are respectively provided with a corresponding inner thread layer (52) and an outer thread layer (53), the annular positioning piece (48) and the shielding rod (49) are fixed in a threaded mode through an internal threaded layer (52) and an external threaded layer (53).

2. The high-tightness adjustable external enclosure mechanism for the hydraulic engineering ladder stand according to claim 1, wherein the adjustable external enclosure mechanism comprises: the reinforcing and stabilizing component (10) comprises a positioning component (11), a limiting cavity (12) and a moving component (13), the limiting cavity (12) is arranged in the middle of the bottom surface of the supporting base (2), the moving component (13) is arranged inside the limiting cavity (12), the positioning component (11) is arranged at the outer side position of the bottom surface of the supporting base (2) which is located on the limiting cavity (12), the number of the limiting cavities (12) is two, the limiting cavities are symmetrically arranged on the bottom surface of the supporting base (2), the number of the moving component (13) is four, two sets of the moving components are symmetrically arranged inside the corresponding limiting cavities (12), each two sets of the moving components (13) are respectively arranged symmetrically, each moving component (13) comprises a limiting column (14), a rotating part (15), a telescopic rod (16) and a roller (17), the two ends of the limiting column (14) are connected and fixed with the inner walls of the two corresponding sides of the limiting cavities (, the through-hole corresponding with spacing post (14) is seted up on the surface of rotation piece (15), and rotates piece (15) and rotate the cover through the through-hole and establish the outside at spacing post (14), the outer wall fixed surface who rotates piece (15) installs location installed part (18), rotation groove (19) have been seted up to one side that rotation piece (15) were kept away from to location installed part (18), gyro wheel (17) rotate and install the inside at rotation groove (19), telescopic link (16) set up in the top surface one side that location installed part (18) are close to spacing cavity (12), and its both ends are provided with rotation coupling assembling component (20), telescopic link (16) are connected fixedly with the lateral wall of location installed part (18) and the top surface lateral wall of spacing cavity (12) respectively through rotation coupling assembling component (20), locating component (11) include spacing groove (21), thread tightening hole (22) and a plurality of positioning disk (23), the limiting groove (21) is arranged at the outer side position of the limiting cavity (12) on the bottom surface of the supporting base (1), the positioning disc (23) is arranged inside the limiting groove (21), the thread fixing holes (22) are arranged on the inner wall of the limiting groove (21) and the outer side wall of the positioning disc (23), thread columns (24) are fixedly arranged on the surface of one side of the positioning disc (23) corresponding to the thread fixing holes (22), the positioning disc (23) is fixed inside the corresponding thread fixing holes (22) through the corresponding thread columns (24) in a threaded manner, a plurality of positioning discs (23) are sequentially and linearly arranged on the bottom surface of the supporting base (2) from inside to outside, a conical piece (25) is arranged on one side of the outermost side positioning disc (23) far away from the supporting base (2), and a second thread column (26) corresponding to the thread fixing holes is fixedly arranged on the surface of one side of the conical piece (25), the conical piece (25) is in threaded fixation with the corresponding threaded positioning hole (22) of the positioning disc (23) through the second threaded column (26).

3. The high-tightness adjustable external enclosure mechanism for the hydraulic engineering ladder stand according to claim 1, wherein the adjustable external enclosure mechanism comprises: gag lever post (40), screens lug (43) all correspond the structure for two than one with slide bar (41), and two sets of gag lever post (40) and the equal symmetry of screens lug (43) set up the both sides in slide bar (41), screens lug (43) and slide bar (41) are integrated into one piece, the surface of screens lug (43) and the corresponding position of gag lever post (40) have been seted up respectively and have been moved screw (44) and decide screw (45), and corresponding move screw (44) and decide through bolt thread tightening between screw (45).

4. The high-tightness adjustable external enclosure mechanism for the hydraulic engineering ladder stand according to claim 1, wherein the adjustable external enclosure mechanism comprises: the positioning plate (37) and the limiting rods (40) are in a one-to-one corresponding structure, wherein the positioning plate (37) is arranged on one side, away from the sliding rod (41), of the corresponding limiting rod (40).

5. The high-tightness adjustable external enclosure mechanism for the hydraulic engineering ladder stand according to claim 1, wherein the adjustable external enclosure mechanism comprises: the height adjusting assembly (27) and the positioning plate (37) are in a one-to-one corresponding structure, wherein one end, far away from the fixed rod (29), of the movable rod (30) of the height adjusting assembly (27) is fixedly connected with the bottom surface of the positioning plate (37).

6. The high-tightness adjustable external enclosure mechanism for the hydraulic engineering ladder stand according to claim 1, wherein the adjustable external enclosure mechanism comprises: the outer portion of the fixing rod (29) is sleeved with a positioning pipe sleeve (46) in a sliding mode, the outer surface of the positioning pipe sleeve (46) and the inner surface of the positioning groove (34) are provided with thread layers, and the positioning pipe sleeve and the positioning groove are fixed through thread layers in a threaded mode.

7. The high-tightness adjustable external enclosure mechanism for the hydraulic engineering ladder stand according to claim 1, wherein the adjustable external enclosure mechanism comprises: the auxiliary enclosure assemblies (9) and the inclined strut mounting parts (7) are of at least three-to-one corresponding structures, wherein at least three groups of auxiliary maintenance assemblies (9) are sequentially and linearly arranged on the outer side surfaces of the inclined strut mounting parts (7).

8. The high-tightness adjustable external enclosure mechanism for the hydraulic engineering ladder stand according to claim 6, wherein the adjustable external enclosure mechanism comprises: the positioning base body (47) and the corresponding inclined strut mounting piece (7) are integrally formed, and the annular positioning piece (48) and the corresponding threaded positioning column (50) are integrally formed.

9. The high-tightness adjustable external enclosure mechanism for the hydraulic engineering ladder stand according to claim 2, wherein the adjustable external enclosure mechanism comprises: the telescopic rod (16) comprises a guide limiting rod (54) and a guide sliding rod (55), a sliding groove (56) is arranged in the guide limiting rod (54), the guide sliding rod (55) is arranged in the sliding groove (56) in a sliding manner, a motor (57) is fixedly arranged at the bottom of the sliding chute (56), a gear (58) is fixedly arranged at the rotating shaft end of the motor (57), a rack (59) corresponding to the gear (58) is fixedly arranged on the surface of the guide sliding rod (55), the gear (58) is meshed with the rack (59), the guide sliding rod is positioned at the outer end of the guide limiting rod (54) and the other end of the guide limiting rod (54) is respectively connected and fixed with the corresponding rotary connecting component (20), and are respectively connected and fixed with the positioning installation part (18) and the inner wall of the limit chamber (12) through a rotating connection assembly (20).

10. The adjustable external enclosure mechanism with high tightness for the hydraulic engineering ladder stand of claim 9, is characterized in that: rotation coupling assembling (20) are including setting element (60) and connecting piece (61), one side that setting element (60) and connecting piece (61) are corresponding is provided with pivot and through-hole respectively, and rotates through pivot and through-hole between the two and connect, the other end of setting element (60) is connected fixedly with the top surface lateral wall of spacing cavity (12) and the lateral wall of location installed part (18), the other end of connecting piece (61) is connected fixedly rather than the direction gag lever post (54) and the direction slide bar (55) that correspond.

11. The high-tightness adjustable external enclosure mechanism for the hydraulic engineering ladder stand according to claim 1, wherein the adjustable external enclosure mechanism comprises: the second telescopic rod (33) comprises a second guide limiting rod (62) and a second guide sliding rod (63), a second sliding groove (64) is formed in the second guide limiting rod (62), the second guide sliding rod (63) is arranged in the second sliding groove (64) in a sliding mode, a second motor (65) is fixedly arranged at the bottom of the second sliding groove (64), a second gear (66) is fixedly arranged at the rotating shaft end of the second motor (65), a second rack (67) corresponding to the second gear (66) is fixedly arranged on the surface of the second guide sliding rod (63), the second gear (66) is meshed with the second rack (67) and is connected with the second rack, and the second guide sliding rod (63) is located at the outer end of the second guide limiting rod (62) and at the other end of the second guide limiting rod (62) and is fixedly connected with the inner wall of a clamping piece (32) or a sliding cavity (31) corresponding to the other end of.