CN202131778U - Placing boom, climbing device of construction machinery and guide seat of climbing device - Google Patents
Placing boom, climbing device of construction machinery and guide seat of climbing device Download PDFInfo
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- CN202131778U CN202131778U CN201120220755U CN201120220755U CN202131778U CN 202131778 U CN202131778 U CN 202131778U CN 201120220755 U CN201120220755 U CN 201120220755U CN 201120220755 U CN201120220755 U CN 201120220755U CN 202131778 U CN202131778 U CN 202131778U
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Abstract
The utility model discloses a placing boom, a climbing device of construction machinery and a guide seat of the climbing device. The disclosed guide seat of the climbing device of the construction machinery comprises a guide seat body and a pin shaft both in slide fit, as well as a detection rod and a position sensor used for detecting the position of the detection rod, wherein a detection hole in slide fit with the detection rod is formed on the guide seat body; an elastic component is arranged between the detection rod and the guide seat body to enable that the inner end of the detection rod extends to the circumferential surface of the pin shaft; detection grooves or detection bulges are arranged on the circumferential surface of the pin shaft; and when the pin shaft reaches to a preset position, the inner end of the detection rod extends into the detection grooves or propped against the detection bulges. In the utility model, by using the guide seat, the position sensor can detect the position change of the detection rod, output different detection signals, acquire whether the pin shaft reaches to the preset position or not according to the detection signals outputted by the position sensor, further automatically detect the work condition of the guide seat, and reliably judge the work condition of the guide seat.
Description
Technical field
The utility model relates to a kind of building machinery climbing technique, particularly a kind of guide holder of building machinery climbing device, building machinery climbing device and comprise the boom of this climbing device.
Background technology
Boom is one of widely used building machinery.Boom generally comprises underframe and lever arm, and the lever arm lower end links to each other with underframe through suitable slew gear.Lever arm is hinged and connected through the lateral shaft order by a plurality of joint arms and forms; Can change the angle between the adjacent segments arm through suitable hydraulic cylinder, thereby change the terminal position of lever arm, so that transmission and concrete transmission is arrived predetermined pouring position.
Along with the development of multilayer or high-story architecture construction technology, the boom that can climb is used widely in construction work.On common boom basis, the boom that can climb also comprises climbing device and the column with predetermined length, and the underframe of boom and the upper end of column are fixed, and climbing device is installed on the column.By means of predetermined flooring, climbing device can make column and lever arm move up with respect to building, thereby realizes climbing of boom.
Chinese patent document CN10151208A discloses a kind of climbing device of boom.This climbing device comprises guide rail, last guide holder, following guide holder, jacking cylinder and supporting mechanism.Guide rail is provided with corresponding groove, and fixes with the column of boom.Last guide holder, following guide holder link to each other with the top and bottom of jacking cylinder respectively; Supporting mechanism links to each other with the following guide holder that is positioned at the jacking cylinder lower end; Last guide holder, following guide holder, jacking cylinder and supporting mechanism form the drive part of climbing device.Last guide holder and following guide holder all have the lock piece of pawl type, and this lock piece can snap in the groove of guide rail; At last guide holder or when down guide holder moves up, this lock piece can make corresponding guide holder and guide rail locking guide holder or descend guide holder and guide rail maintenance relative fixed; At last guide holder or when down guide holder moves down with respect to guide rail, this lock piece can be removed corresponding guide holder and guide rail locking relation, makes guide holder or time guide holder and guide rail maintenance separate, and guide holder can move down with respect to guide rail.When boom climbed, following guide holder was supported on through supporting mechanism on the low layer flooring of building, and the lock piece of last guide holder snaps in the groove of guide rail; Jacking cylinder stretches out, and guide holder, guide rail and column rise simultaneously in the driving; After jacking cylinder was elongated to predetermined length, the lock piece of following guide holder snapped in the groove of guide rail, and column and guide rail can not moved down with respect to building; Jacking cylinder withdrawal, last guide holder moves down with jacking cylinder, moves to the precalculated position, and the lock piece of last guide holder snaps in the groove of below of guide rail, and jacking cylinder is stretched out, and the driving column moves up; Carry out said process repeatedly, can make the boom predetermined height that upwards climbs, arrive the last layer flooring, to carry out the concrete construction operation at the last layer flooring.After boom completion certain altitude climbs; In the time of need the drive part of climbing device being moved to upper floor; Can move released state to the release handle on the following guide holder with going up guide holder; The lock piece of guide holder and following guide holder can't be snapped in the groove of guide rail, through fixed pulley and steel chain the drive part of climbing device is risen to upper floor again.
Though above-mentioned climbing device can be realized the purpose that boom climbs; But because the lock piece of guide holder only can snap in the groove of guide rail when moving up; Be that guide holder only can keep locking with guide rail in one direction, can't utilize this lock piece on another direction, to keep locking with guide rail; And then promote climbing device at needs, when upwards a flooring shifts with the drive part of climbing device, need operate separately the drive part of climbing device.Because the operating position of boom generally has very high height, on when moving this drive part, be difficult to through the realization of automation big machinery, this just need through pulley and steel chain could realize climbing device drive part on move; This not only makes this boom climbing device exist lifting process loaded down with trivial details, and operation is the deficiency of inconvenience very, also exists lifting efficient low, the deficiency that labour intensity is big.
Above-mentioned technical problem does not exist only in the boom, is to have in the tower crane or other building machineries of climbing device yet.
The utility model content
For this reason, the utility model discloses a kind of guide holder that can implement the climbing device of said method, utilizes this guide holder can realize that building machinery climbs.On this guide holder basis, first purpose of the utility model is, a kind of guide holder of building machinery climbing device is provided, and utilizes this guide holder can realize the automatic detection to the guide holder working condition, judges the working condition of guide holder reliably.
On the basis of the guide holder that above-mentioned climbing device is provided, second purpose of the utility model is to provide a kind of building machinery climbing device that comprises above-mentioned guide holder.Building machinery can be boom, crane or other building machinery that can climb.
Providing on the basis of above-mentioned climbing device, the 3rd purpose of the utility model provides a kind of boom that comprises this climbing device.
The guide holder of the building machinery climbing device that the utility model provides comprises guiding pedestal and bearing pin; Said bearing pin is slidingly matched with the guiding pedestal, and between extended position and retracted position, slides; Also comprise at least one test rod and the position sensor that is used to detect the test rod position; Setting of said guiding pedestal and said test rod are slidingly matched and detect the hole; Between said test rod and the guiding pedestal elastomeric element is set, the side face of said bearing pin is stretched in the inner that drives said test rod; Said bearing pin side face is provided with and detects groove or detect protruding; When said bearing pin arrived the precalculated position, the inner of said test rod was stretched in the said detection groove, or protruding inconsistent with said detection.
Optional, in the side of the side of said detection groove and the inner of said test rod, one of them is provided with transition face at least;
Or in the side of the inner of the side of said detection convexity and said test rod, one of them is provided with transition face at least.
Optional, said detection groove or detection convex to form the cirque structure around said bearing pin center line.
Optional, said bearing pin side face is provided with two and detects groove or two detection convexities, and two detection grooves are respectively the first detection groove and second and detect groove, and two detection convexities are that the first detection convexity and second detection are protruding;
When said bearing pin arrived extended position, the inner of said test rod was stretched into said first and is detected in the groove, or protruding inconsistent with said first detection; When said bearing pin arrived retracted position, the inner of said test rod was stretched into said second and is detected in the groove, or protruding inconsistent with said second detection.
Optional, with respect to the side face of said bearing pin, the said first detection groove and second detects groove and has the different degree of depth; Perhaps, with respect to the center line of said bearing pin, the said first detection convexity and second detects convexity and has different height.
Optional, comprising two test rods and two position sensors that respectively position of two test rods detected, two test rods are first test rod and second test rod; Said bearing pin side face is provided with two and detects groove or two detection convexities, and two are detected grooves is that the first detection groove and second detects groove, and two detection convexities are that first detection is protruding and second detection is protruding;
When said bearing pin arrived extended position, the inner of said first test rod was stretched into said first and is detected in the groove; When said bearing pin arrived retracted position, the inner of said second test rod was stretched into said second and is detected in the groove;
Or when said bearing pin arrived extended position, the inner of said first test rod and said first was detected protruding inconsistent, and when said bearing pin arrived retracted position, the inner of said second test rod and said second was detected protruding inconsistent.
Optional, on the side face that said bearing pin and guiding pedestal are slidingly matched said detection groove is set.
Optional, said test rod comprises push rod and rolling element, and said rolling element forms the inner of test rod, and said push rod the inner is provided with outer peripheral face and detects the locating ring that the hole is slidingly matched; Said elastomeric element one end bearing is on the guiding pedestal, and the other end is bearing on the step surface of said locating ring; Said rolling element is arranged in and detects the hole, and inconsistent with the end face of said locating ring.
Optional, said guiding pedestal comprises body and the adjustment nut that links to each other with said body through screw thread, and said elastomeric element one end bearing is on the adjustment nut, and the other end is bearing on the test rod.
The building machinery climbing device that the utility model provides comprises guide rail; Jacking actuator, supporting mechanism and at least two guide holders; The top and bottom of said jacking actuator link to each other with at least one said guide holder respectively; Said supporting mechanism links to each other with the jacking actuator or with the guide holder of jacking actuator lower end, and said guide holder is the guide holder of above-mentioned any climbing device; Have a plurality of jacking locking holes of arranging along the guide rail bearing of trend on the said guide rail, said bearing pin outer end can cooperate with said jacking locking hole.
The boom that the utility model provides comprises underframe, lever arm, column and climbing device, and said underframe is installed in the column top, and said climbing device is above-mentioned any climbing device, and said guide rail and column are fixed; Also comprise indicating device, said indicating device links to each other with said position sensor, and can indicate the position of said bearing pin according to the detection signal of position sensor.
For solving the problems of the technologies described above, the utility model provides in the guide holder of building machinery climbing device, also comprises at least one test rod and the position sensor that is used to detect the test rod position; Setting of said guiding pedestal and said test rod are slidingly matched and detect the hole; Said test rod and guiding are provided with elastomeric element between the pedestal, make the inner of said test rod keep stretching to the trend of the side face of said bearing pin; Said bearing pin side face is provided with and detects groove or detect protruding.When said bearing pin arrived the precalculated position, the detection groove was inner corresponding with test rod, and test rod will move inward under the elastomeric element effect, and stretches into and detect in the groove; Perhaps said detection is protruding inconsistent with test rod the inner, and under the protruding effect of detection, outwards moves; And then test rod is outwards moved with respect to the guiding pedestal.Like this, position sensor just can detect the change in location of test rod, and then exports different detection signals; Can obtain bearing pin according to the detection signal of position sensor output and whether arrive the precalculated position, realize automatic detection the bearing pin position; And then, do not need operating personnel's field observation, just can realize automatic detection to the guide holder working condition, judge the working condition of guide holder reliably.
In further technical scheme, in the side of the side of said detection groove and the inner of said test rod, one of them is provided with transition face at least, or in the side of the inner of the side of said detection convexity and said test rod, one of them is provided with transition face at least.Like this, when bearing pin slides with respect to the guiding pedestal, detect groove and detect protruding logical transition face and can successfully drive test rod and slide with respect to the guiding pedestal, the displacement that detects test rod for position sensor provides good prerequisite.
In further technical scheme, said detection groove or detection convex to form the cirque structure around said bearing pin center line.Like this, after bearing pin is with respect to the predetermined angle of guiding pedestal rotation, when bearing pin arrival precalculated position, still can makes and detect groove and detect the relatively inner of protruding and test rod; So just can improve the compliance of guide holder; Can this technical scheme be applied in the guide holder shown in Figure 2 in the background technology part like this.
In further technical scheme, the side face of said bearing pin is provided with two and detects grooves or two detection convexities, and two detection grooves are respectively the first detection groove and second and detect groove, and two detection convexities are that the first detection convexity and second detection are protruding; When said bearing pin arrived extended position, the inner of said test rod was stretched into said first and is detected in the groove, or protruding inconsistent with said first detection; When said bearing pin arrived retracted position, the inner of said test rod was stretched into said second and is detected in the groove, or protruding inconsistent with said second detection.Can detect at least two positions of bearing pin respectively like this, when detecting bearing pin automatically and being in extended position and the state during retracted position, and then good prerequisite is provided for automatic detection the guide holder working condition.
In further technical scheme, with respect to the side face of bearing pin, the said first detection groove and second detects groove and has the different degree of depth; Perhaps, with respect to the center line of bearing pin, the said first detection convexity and second detects convexity and has different height.Like this, when bearing pin was in extended position and retracted position, test rod had different displacement change amount; And then position sensor can produce the different detection signal; It is different to produce detection signal according to position sensor, can confirm that bearing pin is in extended position, still is in retracted position, and then improves reliability and the accuracy that detects automatically, for the automatic detection to the guide holder working condition provides prerequisite.
In further technical scheme, guide holder comprises two test rods, and two test rods are first test rod and second test rod; Said bearing pin side face is provided with two and detects groove or two detection convexities, and two are detected grooves is that the first detection groove and second detects groove, and two detection convexities are that first detection is protruding and second detection is protruding; When said bearing pin arrived extended position, the inner of said first test rod was stretched into said first and is detected in the groove, and when said bearing pin arrived retracted position, the inner of said second test rod was stretched into said second and detected in the groove; Perhaps, when said bearing pin arrived extended position, the inner of said first test rod and said first was detected protruding inconsistent, and when said bearing pin arrived retracted position, the inner of said second test rod and said second was detected protruding inconsistent.In this technical scheme, when bearing pin was in extended position and retracted position, the different detection bar produced change in displacement, and then the detection signal of different position sensors is changed; Just can confirm that according to the detection signal of relevant position sensor bearing pin is in extended position, still be in retracted position, and then can improve the reliability and the accuracy of automatic detection.
In further technical scheme, on the side face that said bearing pin and guiding pedestal are slidingly matched said detection groove is set.Can simplify the structure of guide holder like this, need not be provided with to hold and detect protruding cavity, can also improve reliability the bearing pin position probing.
In further technical scheme, said test rod comprises that by push rod and rolling element said push rod the inner is provided with outer peripheral face and detects the locating ring that the hole is slidingly matched; Said elastomeric element one end bearing is on the guiding pedestal, and the other end is bearing on the step surface of said locating ring; Said rolling element is arranged in and detects the hole, and inconsistent with the inner face of said locating ring.Rolling element can roll with respect to push rod; Like this at the detection groove of bearing pin or detect protruding when driving test rod and moving; Rolling element can convert the sliding friction between bearing pin side face and test rod the inner into rolling friction; Reduce the wearing and tearing of test rod and bearing pin, reduce the needed driving force of pin slide.
Based on above-mentioned guide holder, building machinery climbing device and boom that the utility model provides also have corresponding technique effect.
Description of drawings
Fig. 1 is a kind of perspective view of climbing device of boom;
Fig. 2 is in the climbing device of Fig. 1 boom, guide holder partly cut open structural representation;
Fig. 3 is the structure chart of the guide holder of the building machinery climbing device that provides of the utility model embodiment one;
Fig. 3-the 1st, I-I part enlarged drawing among Fig. 3;
Fig. 4 is in the guide holder that provides of the utility model embodiment one, the state when bearing pin is between extended position and the retracted position;
Fig. 5 is in the guide holder that provides of the utility model embodiment one, the state when bearing pin is between the retracted position;
Fig. 6-the 1st, in the guide holder of the climbing device that the utility model embodiment two provides, the structure diagram when bearing pin is in extended position;
Fig. 6-the 2nd, in the guide holder of the climbing device that the utility model embodiment two provides, the structure diagram when bearing pin is in retracted position;
Fig. 7 is the structure diagram of the guide holder of the climbing device that provides of the utility model embodiment three.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is described in detail, the description of this part only is exemplary and explanatory, should not be regarded as the restriction to the utility model public technology content.
Should be noted that: in the presents, said " outward " and " interior " are definite with respect to guide holder bearing pin center line, away from the position of this center line be outside, near the position of this center line be in.
Please refer to Fig. 1, this figure is a kind of perspective view of climbing device of boom.This boom climbing device comprises two guide holders 100, jacking cylinder 200, supporting mechanism 300 and guide rail 400.The top and bottom of jacking cylinder 200 are hinged and connected with a guide holder 100 respectively.Supporting mechanism 300 links to each other with the guide holder 100 that is positioned at jacking cylinder 200 lower ends.Two guide holders 100, jacking cylinder 200 and supporting mechanism 300 have formed the drive part of climbing device.Guide holder 100 matches with guide rail 400, can be along guide rail 400 bearing of trends, move up or down with respect to guide rail 400.Guide rail 400 is fixing with column 500, and a plurality of tactic jacking locking holes 401 up and down are set on the side plate of guide rail 400 both sides.
Please refer to Fig. 2, Fig. 2 be Fig. 1 guide holder partly cut open structural representation.Guide holder 100 comprises guiding pedestal 110 and two bearing pins 120.Form slidably between bearing pin 120 and the guiding pedestal 110, the rotatable cooperation.Bearing pin 120 forms rotation O-O with rotatable cooperation of leading between the pedestal 110; Bearing pin 120 is parallel with rotation O-O with respect to the glide direction of guiding pedestal 110.Bearing pin 120 inner faces are supported on the elastomeric element, have inclined-plane 121 near outer end portion, form a wedge structure in the outer end.The outer end of bearing pin 120 can cooperate with the jacking locking hole 401 of guide rail 400, and snaps in the jacking locking hole 401.When bearing pin 120 snapped in jacking locking hole 401, its inclined-plane 121 had at least a portion to be exposed in the side plate of guide rail 400, so that jacking locking hole 401 edges can apply horizontal applied force through the 121 pairs of bearing pins 120 in inclined-plane, made bearing pin 120 withdrawals.
When the needs boom upwards climbed, the inclined-plane 121 of bearing pin 120 that makes two guide holders 100 was towards the below; Under elastomeric element 132 effects, the bearing pin 120 of two guide holders 100 is protruding, and can snap in respectively in the different jacking locking hole 401 of guide rail 400.Supporting mechanism 300 is supported on the predetermined flooring, jacking cylinder 200 elongations, the guide holder 100 of bottom keeps motionless, and the guide holder 100 on top moves up with respect to the guide holder 100 of bottom; Because the inclined-plane, bearing pin 120 outer end of the guide holder 100 on top down, this guide holder 100 keeps locking with respect to guide rail 400, and then the guide holder 100 on top can driving guide rail 400 together move up.When guide rail 400 moves up; Because the inclined-plane of bearing pin 120 outer ends of the guide holder 100 of bottom is towards the below; The jacking locking hole 401 of guide rail 400 applies a horizontal applied force through 121 pairs of these bearing pins 120 in inclined-plane; The elastic force that makes bearing pin 120 overcome elastomeric element 132 is inwardly withdrawn, and guide rail 400 is moved up smoothly.When guide rail 400 moves up, the column 500 of boom is moved up, and then the underframe of boom and lever arm are moved up with column 500.When jacking cylinder 200 is stretched to the precalculated position, stop elongation; Under the elastomeric element effect, the bearing pin 120 of the guide holder 100 of bottom matches with another jacking locking hole 401 of below again, and snaps in wherein; At this moment, because the inclined-plane 121 of the bearing pin 120 of the guide holder 100 of bottom is towards the below, the guide holder 100 of bottom keeps lockings with guide rail 400, stops guide rail 400 to move down.Make jacking cylinder 200 withdrawal, the guide holder 100 that makes top moves down with respect to the guide holder 100 of bottom; Because the inclined-plane of bearing pin 120 outer ends of the guide holder 100 on top is towards the below; The jacking locking hole 401 of guide rail 400 applies a horizontal applied force through 121 pairs of these bearing pins 120 in inclined-plane; The elastic force that makes bearing pin 120 overcome elastomeric element is inwardly withdrawn, and the guide holder 100 on top can successfully be moved down with respect to guide rail 400; When jacking cylinder 200 was retracted to the precalculated position, the bearing pin 120 of the guide holder 100 on top cooperated with the jacking locking hole 401 of below again and snaps in.Make jacking cylinder 200 elongation again, carry out said process repeatedly, can make the boom certain altitude that climbs.
In the time need the drive part of climbing device being moved to upper floor, rotate the bearing pin 120 of each guide holder 100, the inclined-plane that makes each bearing pin 120 is respectively towards the top; Under the elastomeric element effect, the bearing pin 120 of the guide holder 100 of upper and lower snaps in respectively in the jacking locking hole 401.Then, make jacking cylinder 200 elongations; The guide holder 100 of bottom has the trend that moves down with respect to guide rail 400, and this guide holder 100 keeps locking with guide rail 400, and the guide holder 100 of bottom keeps motionless with guide rail 400; And the guide holder 100 on top is after receiving the jacking active force of jacking cylinder 200; Because the inclined-plane of its bearing pin 120 outer ends is towards the top; The jacking locking hole 401 of guide rail 400 applies a horizontal applied force through the 121 pairs of bearing pins 120 in inclined-plane; The elastic force that makes bearing pin 120 overcome elastomeric element 132 is inwardly withdrawn, and the guide holder 100 on top can move up with respect to guide rail 400.When jacking cylinder 200 is stretched to the precalculated position, stop elongation; Guide holder 100 bearing pins 120 on top match with another jacking locking hole 401 of top again, and snap in wherein.Make jacking cylinder 200 withdrawals; Because the inclined-plane 121 of the bearing pin 120 of the guide holder 100 on top is towards the top, the guide holder 100 on top keeps fixing; Because the inclined-plane 121, bearing pin 120 outer end of the guide holder 100 of bottom is towards the top, the jacking locking hole 401 of guide rail 400 is inwardly withdrawn this bearing pin 120, and the guide holder 100 of bottom can be moved up with respect to the guide holder 100 on top smoothly.When jacking cylinder 200 was retracted to the precalculated position, the bearing pin 120 of the guide holder 100 of bottom cooperated with a jacking locking hole 401 of top again and snaps in.Then, make jacking cylinder 200 elongation again, carry out said process repeatedly, can make the drive part of the climbing device certain altitude that climbs, and arrive a last flooring.
The outer end of bearing pin 120 is not limited to wedge structure; Also can adopt suitable driving mechanism to make bearing pin 120 be in extended position in the predetermined moment; Matched with guide rail 400 in bearing pin 120 outer ends; Make guiding pedestal 110 and guide rail 400 keep locking, when having the trend that moves in predetermined direction with respect to guide rail 400, make guide holder 100 and guide rail 400 keep the purpose of locking to be implemented in guide holder 100; Another moment predetermined makes bearing pin 120 be in retracted position, removes the locking between guiding pedestal 110 and the guide rail 400.Driving mechanism can be Hydraulic Elements, such as hydraulic cylinder, and hydraulic cylinder one end is linked to each other with guiding pedestal 110, and the other end links to each other with bearing pin 120, and the flexible of hydraulic cylinder can be controlled the flexible of bearing pin 120.Also can in the pedestal 110 that leads, form predetermined hydraulic cavities, change the pressure of the hydraulic oil in the hydraulic cavities, bearing pin 120 was stretched out in the predetermined moment, withdraw constantly at another that be scheduled to.
Utilize above-mentioned guide holder and comprise the climbing device of this guide holder, not only can realize climbing of boom, can also realize that the drive part of climbing device moves up automatically.
In order to realize above-mentioned functions; Guarantee the reliability of guide holder and climbing device; In the course of the work, need operating personnel to confirm that through the mode of field observation bearing pin is to be in extended position, still is in retracted position; Whether and then whether definite bearing pin insert in the jacking locking hole reliably, from the jacking locking hole, transfer to; In case abnormal conditions are arranged, can in time take corresponding measure, take place to avoid accident.
Operating personnel keep watch on the working condition of guide holder through the field observation mode, and work not only increases labor intensity of operating personnel for a long time, also causes error in judgement easily, the reliability that influence is judged.
For this reason, the utility model also provides a kind of guide holder of building machinery climbing device, utilizes this guide holder can realize the automatic detection to the guide holder working condition, judges the working condition of guide holder reliably.
Please refer to Fig. 3 and Fig. 3-1, Fig. 3 is the sectional view of the guide holder of the building machinery climbing device that provides of the utility model embodiment one; Fig. 3-the 1st, I-I part enlarged drawing among Fig. 3.
The guide holder that embodiment one provides comprises guiding pedestal 110 and two bearing pins 120; This guide holder be about (is with Fig. 3 with reference to) symmetrical structure, below attach most importance to left part wherein the structure of guide holder described.
Bearing pin 120 is slidingly matched with guiding pedestal 110, and between extended position and retracted position, slides.Guide holder also comprises at least one test rod 131 and the position sensor (not shown) that be used to detect this test rod 131 positions corresponding with arbitrary bearing pin 120.Guiding pedestal 110 is provided with and test rod 131 is slidingly matched detects hole 111; Test rod 131 and guiding are provided with elastomeric element 132 between the pedestal 110, drive test rod 131 and move to bearing pin 120 directions, make the inner of test rod 131 keep stretching to the trend of the side face of bearing pin 120.In the optimal technical scheme, the bearing of trend of test rod 131 is vertical with the center line of bearing pin 120, and the center line of the bearing of trend of preferred detection bar 131 and bearing pin 120 intersects.Position sensor can be selected right sensors according to actual needs for use, can select Boolean value output sensor for use, as connects pass switch, travel switch or the like, also can select non-Boolean value output sensor for use.Linear displacement transducer can be selected for use, also angular displacement sensor can be selected for use; When selecting angular displacement sensor for use, can between sensor and test rod, machinery conversion mechanism be set.
Shown in Fig. 3-1, bearing pin 120 side faces are provided with 122, two detections of two detection grooves groove 122 and are called the first detection groove 122a and the second detection groove 122b respectively.In this example, two are detected groove 122 respectively in the extension of bearing pin 129 side faces, form the cirque structure around bearing pin 120 center lines; Two detection grooves 122 are disposed in order on bearing pin 120 centerline directions, and have predetermined distance between the two.Stretch out guiding pedestal 110 at bearing pin 120, and when arriving extended position, the inner of test rod 131 is corresponding with the first detection groove 122a; At bearing pin 120 withdrawal guiding pedestals 110, and when arriving retracted position, the inner of test rod 131 is corresponding with the second detection groove 122b.In this example, detect the basic V-arrangement in cross section of groove 122; According to actual needs, the cross sectional shape of detection groove 122 also can be other shapes.
Detect groove 122 and have the predetermined degree of depth and width, and can hold the part of test rod 131 the inners.Shown in Fig. 3 and 3-1; When bearing pin 120 arrives extended position; The first detection groove 122a is inner corresponding with test rod 131; First to detect groove 122a be that test rod 131 moves inward and abdicates the space, and test rod 131 can move inward down in elastomeric element 132 effects, and its inner is stretched among the first detection groove 122a.
Please refer to Fig. 4, this figure is in the guide holder that provides of the utility model embodiment one, the state when bearing pin is between extended position and the retracted position.When bearing pin 120 was between extended position and the retracted position, it is corresponding that the position that groove 122a and second detects between the groove 122b is detected in the inner of test rod 131 and first, test rod 131 under bearing pin 120 side face effects, outside displacement Δ L.
Please refer to Fig. 5, this figure is in the guide holder that provides of the utility model embodiment one, the state when bearing pin is between the retracted position.When bearing pin 120 arrives retracted position; The second detection groove 122b is inner corresponding with test rod 131; Second to detect groove 122b be that test rod 131 moves inward and abdicates the space, and test rod 131 can move inward down in elastomeric element 132 effects, and its inner is stretched among the second detection groove 122b.
According to foregoing description, can find out that according to bearing pin 120 positions difference test rod 131 can produce predetermined displacement with respect to guiding pedestal 110.Position sensor just can detect the change in location of test rod 131, and then produces the relevant detection signal; Just can obtain bearing pin 120 automatically according to the detection signal of position sensor again and whether arrive the precalculated position, realize automatic detection the bearing pin position; Do not need operating personnel to confirm the position of bearing pin again through the mode of field observation like this, just can realize automatic detection, judge the working condition of guide holder reliably the guide holder working condition.
In order to confirm the particular locations of bearing pins 120 according to the detection signal difference that position sensor produces, the utility model embodiment two also provides another kind of guide holder.
Please refer to Fig. 6-1 and Fig. 6-2, Fig. 6-the 1st, in the guide holder of the climbing device that the utility model embodiment two provides, the structure diagram when bearing pin is in extended position; Fig. 6-the 2nd, in the guide holder of the climbing device that the utility model embodiment two provides, the structure diagram when bearing pin is in retracted position.
Compare with the guide holder that embodiment one provides, in the guide holder of the climbing device that embodiment two provides, with respect to the side face of bearing pin 120, first detects the degree of depth of the degree of depth of groove 122a less than the second detection groove 122b.When bearing pin 120 was in extended position, test rod 131 the inners were stretched into first and are detected among the groove 122a, and at this moment, the distance between test rod 131 outer faces and guiding pedestal 110 external surfaces is L1.When bearing pin 120 was in retracted position, test rod 131 the inners were stretched into second and are detected among the groove 122b, and at this moment, the distance between test rod 131 outer faces and guiding pedestal 110 external surfaces is L2.Because first detects the degree of depth of the degree of depth of groove 122a less than the second detection groove 122b, therefore, L1 is less than L2.Like this, when bearing pin 120 was in extended position and retracted position, test rod 131 had different displacement and changes; And then the position sensor that the position of this test rod 131 is detected just can produce the different detection signal.And then, produce the difference of detection signal according to position sensor, can confirm automatically that bearing pin 120 is to be in extended position, still be in retracted position, and then be that automatic detection to the guide holder working condition provides good prerequisite.According to foregoing description, can confirm: have the different degree of depth as long as the first detection groove 122a and second detects groove 122b, just can confirm the particular location of bearing pin 120 automatically.
In order to detect the particular location of bearing pin 120 automatically,, in the guide holder, also can comprise two test rods 131 and two position sensors that respectively position of two test rods 131 detected with respect to a bearing pin 120.Two test rods 131 are called first test rod and second test rod.It is that the first detection groove and second detects groove that bearing pin 120 side faces are provided with 122, two detections of two detection grooves groove 122.Two detection grooves 122 are corresponding one by one with two test rods 131, and promptly when bearing pin 120 arrived extended positions, the inner of first test rod was stretched into first and detected in the groove, and when bearing pin 120 arrived retracted positions, the inner of second test rod was stretched into second and detected in the groove.Like this, when bearing pin 120 was in extended position and retracted position, different detection bar 131 produced change in displacement, and then produced respective change with the detection signal of the corresponding different position sensor of test rod 131; And then, according to the detection signal that the diverse location sensor produces, can confirm that bearing pin 120 is in extended position, still is in retracted position; So also can improve the reliability and the accuracy of automatic detection.
In practical application, technique scheme is not limited to confirm whether bearing pin 120 is in extended position or retracted position, also can at bearing pin 120 prepositions detection groove 122 be set according to actual needs; And then when bearing pin 120 arrives this precalculated position, make the inner of test rod 131 relative, and the inner of test rod 131 is stretched in this detection groove 122 with respective detection groove 122; The detection signal that produces according to position sensor again confirms whether bearing pin 120 arrives preposition.
In the technique scheme, bearing pin 120 outer peripheral faces all are slidingly matched with guiding pedestal 110, therefore, detect groove 122 on the fitting face between bearing pin 120 and the guiding pedestal 110.In addition, in bearing pin 120 arrival precalculated positions, the mode that makes test rod 131 produce suitable displacement with respect to guiding pedestal 110 is not limited to realize through bathtub construction, also can realize through the bulge-structure that is arranged on bearing pin 120 side faces.
Please refer to Fig. 7, this figure is the structure diagram of the guide holder of the climbing device that provides of the utility model embodiment three.Compare with the guide holder that embodiment one provides, its difference is that bearing pin 120 side faces form two detections protruding 123 to outer lug; On bearing pin 120 centerline directions, have predetermined distance between two detections protruding 123, can be called first respectively and detect protruding and the second detection convexity.In this example, detect the cirque structure that convexity 123 also forms around bearing pin 120 center lines; Its cross section is a v-shaped structure.
Guiding pedestal 110 mid portions form cavity, and when bearing pin 120 slided with respect to guiding pedestal 110, this cavity can allow that detecting protruding 123 moves predetermined distance with respect to guiding pedestal 110 on bearing pin 120 centerline directions.Its operating principle is: when bearing pin 120 arrived extended position, the inner of test rod 131 and first was detected protruding inconsistent, and test rod 131 is outwards moved; When bearing pin 120 arrived retracted position, the inner of test rod 131 and second was detected protruding inconsistent, and test rod 131 is outwards moved.Equally, according to the detection signal of position sensor, can confirm that bearing pin 120 is to be in extended position, still is in retracted position.
Equally, can make two to detect protruding 123 and have different height, as: with respect to the center line of bearing pin 120, make first detect protruding height less than or detect protruding height greater than second; Like this, when bearing pin 120 is positioned at extended position and retracted position, with the detection signal that the corresponding position sensors of test rod 131 produce will be different; According to the difference of detection signal, just can specifically confirm the position of bearing pin 120.Also can be provided with and a bearing pin 120 corresponding two test rods 131, and on this bearing pin 120, be provided with respectively with two test rods 131 corresponding two detect protruding 123; When bearing pin 120 arrives extended position, make the inner of first test rod and first detection protruding inconsistent, when bearing pin 120 arrived retracted positions, the inner of second test rod and second was detected protruding inconsistent; And then, confirm the particular location of bearing pin 120 according to the detection signal that produces with different test rod 131 opposite position sensors.Also can be provided with and detect protruding 123 in other precalculated position; Only otherwise form the interference that bearing pin 120 is slided; And when bearing pin 120 arrives this precalculated position, make this detection protruding 123 drive test rod 131 and move, just can realize detecting automatically the purpose of bearing pin 120 positions.
Please again with reference to figure 3-1; The foregoing description is a kind of; Test rod 131 comprises push rod 131a and the rolling element 131b that ecto-entad is provided with in proper order, and push rod 131a the inner is provided with outer peripheral face and detects the locating ring 131a1 that hole 111 is slidingly matched, and on the direction of test rod 131 outer ends, is forming a step surface.On the guiding pedestal 110 the adjustment nut is set, the adjustment nut links to each other through the body of screw thread with guiding pedestal 100.Elastomeric element 132 1 end bearings are on the inner face of the adjustment nut of guiding pedestal 110, and the other end is bearing on the step surface of locating ring 131a1.In this example, rolling element 131b is a steel ball, and is arranged in detection hole 111, and inconsistent with the inner face of locating ring 131a1.Rolling element 131b just is restricted between locating ring 131a1 and bearing pin 120 side faces, and rolling element 131b all can rotate with respect to bearing pin 120, guiding pedestal 110 and push rod 131a.Like this; When the detection groove 122 of bearing pin 120 moves with the protruding 123 driving test rods of detection 131 outer ends; Rolling element 131b can convert the sliding friction between bearing pin 120 side faces and test rod 131 the inners into rolling friction; Reduce test rod 131 and bearing pin 120 wearing and tearing, reduce the needed driving force of bearing pin 120 slips.Rotation adjustment nut can be regulated the active force that 131 pairs of bearing pin 120 side faces of rolling element apply.
Certainly, according to actual needs, test rod 131 can be structure as a whole.When test rod 131 is structure as a whole; Move with respect to guiding pedestal 110 in order to make detection groove 122 and detection protruding 123 can successfully drive test rod 131; In the side of the inner of side that detects groove 122 and test rod 131, one of them is provided with transition face at least; Perhaps in the side of the inner of detecting protruding 123 side and test rod 131, one of them is provided with transition face at least.When bearing pin 120 slides between extended position and retracted position; Detection groove 122 can lead to transition face with detection protruding 123 and successfully drive test rod 131 with respect to 110 slips of guiding pedestal, and the position of detecting test rod 131 for position sensor provides good prerequisite.In the optimal technical scheme, can make test rod 131 the inners be rounded face, arcwall face or taper surface or the like.Certainly, elastomeric element 132 is not limited to be bearing on the step surface of locating ring 131a1, also can be bearing in other positions of test rod 131, and test rod 131 is moved inward under elastomeric element 132 effects.
Structure based on above-mentioned guide holder; The building machinery climbing device that the utility model provides comprises guide rail 400; Jacking actuator 200, supporting mechanism 300 and at least two guide holders; The top and bottom of jacking actuator 200 link to each other with at least one guide holder respectively, and supporting mechanism 300 links to each other with jacking actuator 200 or with the guide holder of jacking actuator 200 lower ends, and guide holder is the guide holder 100 of above-mentioned any climbing device; Have a plurality of jacking locking holes of arranging along guide rail 400 bearing of trends 401 on the guide rail 400, bearing pin 120 outer ends can cooperate with jacking locking hole 401.
Based on above-mentioned climbing device, a kind of boom also is provided, this boom comprises underframe, lever arm, column 500 and climbing device, and underframe is installed in column 500 tops, and climbing device is above-mentioned climbing device, and guide rail 400 is fixing with column 500; Also comprise indicating device, indicating device links to each other with position sensor, and can indicate the position of bearing pin 120 according to the detection signal of position sensor.Can confirm the position of bearing pin 120 through indicating device.Can also the detection signal of position sensor be introduced in the control system of boom,,, improve the operating efficiency of boom to avoid security incident so that the control system can judge the position of bearing pin and the working condition of guide holder automatically.
Used concrete example among this paper the technical scheme that the utility model provides is set forth, the explanation of above embodiment just is used to help to understand the technical scheme that the utility model provides.Should be understood that; For those skilled in the art; Under the prerequisite that does not break away from the utility model principle, can also carry out some improvement and modification to the utility model, these improvement and modification also fall in the protection domain of the utility model claim.
Claims (10)
1. the guide holder of a building machinery climbing device is characterized in that, comprises guiding pedestal (110) and bearing pin (120); Said bearing pin (120) is slidingly matched with guiding pedestal (110), and between extended position and retracted position, slides; Also comprise at least one test rod (131) and be used to detect the position sensor of test rod (131) position; Said guiding pedestal (110) is provided with the detection hole (111) that is slidingly matched with said test rod (131); Between said test rod (131) and the guiding pedestal (110) elastomeric element (132) is set, the side face of said bearing pin (120) is stretched in the inner that drives said test rod (131);
Said bearing pin (120) side face is provided with and detects groove (122) or detect protruding (123); When said bearing pin (120) arrived the precalculated position, the inner of said test rod (131) was stretched in the said detection groove (122), or inconsistent with said detection protruding (123).
2. the guide holder of building machinery climbing device according to claim 1 is characterized in that, in the side of the inner of the side of said detection groove (122) and said test rod (131), one of them is provided with transition face at least;
Or in the side of the inner of the side of said detection protruding (123) and said test rod (131), one of them is provided with transition face at least.
3. the guide holder of building machinery climbing device according to claim 1 is characterized in that, said detection groove (122) or detection protruding (123) form the cirque structure around said bearing pin (120) center line.
4. the guide holder of building machinery climbing device according to claim 1; It is characterized in that; Said bearing pin (120) side face is provided with two and detects groove (122) or two detections protruding (123); Two detection grooves (122) are respectively first and detect the groove (122a) and the second detection groove (122b), and two are detected protruding (123) is that first detection is protruding and second detection is protruding;
When said bearing pin (120) arrived extended position, the inner of said test rod (131) was stretched into said first and is detected in the groove (122a), or protruding inconsistent with said first detection; When said bearing pin (120) arrived retracted position, the inner of said test rod (131) was stretched into said second and is detected in the groove (122b), or protruding inconsistent with said second detection.
5. the guide holder of building machinery climbing device according to claim 4 is characterized in that, with respect to the side face of said bearing pin (120), the said first detection groove (122a) and second detects groove (122b) and has the different degree of depth; Perhaps, with respect to the center line of said bearing pin (120), the said first detection convexity and second detects convexity and has different height.
6. the guide holder of building machinery climbing device according to claim 1; It is characterized in that; Comprise two test rods (131) and two position sensors that respectively position of two test rods (131) detected, two test rods (131) are first test rod and second test rod; Said bearing pin (120) side face is provided with two and detects groove (122) or two detections protruding (123), and two detection grooves (122) are that the first detection groove and second detects groove, and two detections protruding (123) are that the first detection convexity and second detects convexity;
When said bearing pin (120) arrived extended position, the inner of said first test rod was stretched into said first and is detected in the groove; When said bearing pin (120) arrived retracted position, the inner of said second test rod was stretched into said second and is detected in the groove;
Or when said bearing pin (120) arrived extended position, the inner of said first test rod and said first was detected protruding inconsistent, and when said bearing pin (120) arrived retracted position, the inner of said second test rod and said second was detected protruding inconsistent.
7. according to the guide holder of each described building machinery climbing device of claim 1-6; It is characterized in that; Said test rod (131) comprises push rod (131a) and rolling element (131b); Said rolling element (131b) forms the inner of test rod (131), and said push rod (131a) the inner is provided with outer peripheral face and detects the locating ring (131a1) that hole (111) is slidingly matched; Said elastomeric element (132) one end bearings are on guiding pedestal (110), and the other end is bearing on the step surface of said locating ring (131a1); Said rolling element (131b) is arranged in and detects hole (111), and inconsistent with the end face of said locating ring (131a1).
8. according to the guide holder of each described building machinery climbing device of claim 1-6; It is characterized in that; Said guiding pedestal (110) comprises body and the adjustment nut that links to each other with said body through screw thread; Said elastomeric element (132) one end bearings are on the adjustment nut, and the other end is bearing on the test rod (131).
9. building machinery climbing device; Comprise guide rail (400); Jacking actuator (200), supporting mechanism (300) and at least two guide holders, the top and bottom of said jacking actuator (200) link to each other with at least one said guide holder respectively, and said supporting mechanism (300) links to each other with jacking actuator (200) or with the guide holder of jacking actuator (200) lower end; It is characterized in that said guide holder is the guide holder (100) of each described climbing device of claim 1-8; Have a plurality of jacking locking holes of arranging along guide rail (400) bearing of trend (401) on the said guide rail (400), said bearing pin (120) outer end can cooperate with said jacking locking hole (401).
10. a boom comprises underframe, lever arm, column (500) and climbing device, and said underframe is installed in column (500) top, it is characterized in that, said climbing device is the described climbing device of claim 9, and said guide rail (400) is fixing with column (500); Also comprise indicating device, said indicating device links to each other with said position sensor, and can indicate the position of said bearing pin (120) according to the detection signal of position sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120220755U CN202131778U (en) | 2011-06-27 | 2011-06-27 | Placing boom, climbing device of construction machinery and guide seat of climbing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120220755U CN202131778U (en) | 2011-06-27 | 2011-06-27 | Placing boom, climbing device of construction machinery and guide seat of climbing device |
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| Publication Number | Publication Date |
|---|---|
| CN202131778U true CN202131778U (en) | 2012-02-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201120220755U Expired - Lifetime CN202131778U (en) | 2011-06-27 | 2011-06-27 | Placing boom, climbing device of construction machinery and guide seat of climbing device |
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| CN (1) | CN202131778U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102535854A (en) * | 2012-02-16 | 2012-07-04 | 三一重工股份有限公司 | Climbing support, climbing method thereof, concrete pavement rod and climbing method thereof |
| CN110670865A (en) * | 2019-09-16 | 2020-01-10 | 广东博智林机器人有限公司 | Climbing frame jacking system, building machine and climbing frame jacking control method |
| CN112177336A (en) * | 2020-09-24 | 2021-01-05 | 梁桂清 | Construction concrete bracket cast-in-place construction method |
| CN115140680A (en) * | 2021-03-31 | 2022-10-04 | 广东博智林机器人有限公司 | Lifting device |
-
2011
- 2011-06-27 CN CN201120220755U patent/CN202131778U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102535854A (en) * | 2012-02-16 | 2012-07-04 | 三一重工股份有限公司 | Climbing support, climbing method thereof, concrete pavement rod and climbing method thereof |
| CN102535854B (en) * | 2012-02-16 | 2015-03-25 | 三一汽车制造有限公司 | Climbing support, climbing method thereof, concrete pavement rod and climbing method thereof |
| CN110670865A (en) * | 2019-09-16 | 2020-01-10 | 广东博智林机器人有限公司 | Climbing frame jacking system, building machine and climbing frame jacking control method |
| CN110670865B (en) * | 2019-09-16 | 2021-11-09 | 广东博鼎建筑科技有限公司 | Climbing frame jacking system, building machine and climbing frame jacking control method |
| CN112177336A (en) * | 2020-09-24 | 2021-01-05 | 梁桂清 | Construction concrete bracket cast-in-place construction method |
| CN115140680A (en) * | 2021-03-31 | 2022-10-04 | 广东博智林机器人有限公司 | Lifting device |
| CN115140680B (en) * | 2021-03-31 | 2024-02-09 | 广东博智林机器人有限公司 | Lifting device |
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Effective date of registration: 20130502 Address after: 410100 Changsha economic and Technological Development Zone, Hunan City, the 31 industrial city Patentee after: SANY Automobile Manufacturing Co., Ltd. Address before: 410100 Changsha economic and Technological Development Zone, Hunan City, the 31 industrial city Patentee before: Sanyi Heavy Industry Co., Ltd. |
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