CN1008272B

CN1008272B - Guide rail apparatus for elevator

Info

Publication number: CN1008272B
Application number: CN 85103415
Authority: CN
Inventors: 国井和司
Original assignee: Mitsubishi Electric Corp
Current assignee: Mitsubishi Electric Corp
Priority date: 1985-04-20
Filing date: 1985-04-20
Publication date: 1990-06-06
Also published as: CN85103415A

Abstract

The present invention relates to a guide rail device for an elevator, which comprises a long and thin component for a guide rail, wherein the component has a pair of guide parts which are generally in parallel, and extend in the longitudinal direction of the component for a guide rail; each guide part is engaged with each pair of guide components. The guide components are assembled in a movement body to guide the movement of the movement body so as to make at least one part of each guide component and each guide part surrounded by other parts; the component for a guide rail is assembled between the guide parts.

Description

Guide rail apparatus for elevator

The present invention relates to a kind of guide rail apparatus for elevator, particularly to the improvement of counterbalanced weight track-type facilities in the elevator.

This kind elevator commonly used has the sort of guide rail that is disclosed such as in practical new the clear 58-48305 of case communique number of Japan, and this elevator comprises the car of band door, is the car guide rail of the motion guide of car and the counterbalanced weight of balance car weight.Cut the railway carriage or compartment and ask along lifting and move that car guide rail installs on the hoist-hole by support unit.Counterbalanced weight is also led by the pair of parallel guide rail along the hoist-hole arranged perpendicular by a pair of boots of leading that are configured in above the counterbalanced weight.

Have in this class elevator of counterbalanced weight in use, when situations such as generation earthquake, owing to an outside deflection of counterbalanced weight guide rail and distortion, make local increase of distance between the counterbalanced weight guide rail, consequently when the counterbalanced weight perpendicular movement, leading boots can be from tripping on the guide rail separately.

For the anti-generation of kind problem here, people once proposed various solution, increased guide rail propping up on the wall of limit as employing and counted to reduce the means of the distance between the fulcrum, perhaps adopted the means of the size of increase guide rail with the intensity of increase guide rail.Yet these means all have the shortcoming that increases the elevator manufacturing cost.

In order to overcome above problem, the purpose of this invention is to provide a kind of guide rail apparatus for elevator, the guiding parts such as leading boots of movable body guiding in the wherein promising hoist-hole, this guiding parts, even when situations such as earthquake takes place cause the guide rail deflection, also can not throw off, so movable body will never be jumped out guide rail with targeting part, and wherein the space of arrangement guide rail reduces, the mechanism simplifying of support rails.

Consider above-mentioned purpose, the invention reside in provides a kind of guide rail apparatus for elevator, it comprises an elongated track segment, these parts have a pair of parallel in fact, targeting part at the longitudinal extension of track segment, it is the guiding of the movable body in the hoist-hole that each targeting part is meshed with guiding parts on being configured in movable body, so that has at least one partly to be surrounded by he person in each guiding parts and each targeting part, and track segment is configured between the guiding parts.

Brief description of drawings

Referring now to illustrated embodiments of the present invention and connection with figures the present invention is illustrated, wherein:

Fig. 1 is a kind of horizontal cross that has the elevator of guide rail among the present invention;

Fig. 2 is illustrated in the elevator middle guide body of Fig. 1 and the part lateral plan of the counterbalanced weight that is meshed with it;

Fig. 3 is the horizontal cross of amplification of an embodiment that is illustrated in the elevator track arrangements of Fig. 1;

Fig. 4 is the horizontal cross of amplification that is illustrated in other embodiment of the guide rail apparatus for elevator shown in Fig. 1 to Fig. 8;

Fig. 9 and Figure 10 are the part of horizontal cutaway view that is illustrated in the further embodiment of the guide rail apparatus for elevator shown in Fig. 1.

Detailed description to most preferred embodiment

Elevator shown in Figure 1 has the guide rail for the movable body guiding, and wherein the movable body among the present invention is a counterbalanced weight.Elevator comprises the car (2) of band door (3), be fixed on support unit (6) on the wall (1a) for the vertically extending guide rail (5) of the motion guide of car (2) and with guide rail (5), and wall (1a) limits the scope of hoist-hole (1), provide door (4) in the hoist-hole (1), this door (4) opens and closes with car door (3).As shown in Figures 1 and 2, elevator further comprises the movable body such as the counterbalanced weight (7) of the weight of balance car (2).And a pair of guiding parts such as leading boots (9a) and (9b) is preferably arranged, by leading boots (9a) and (9b) perpendicular movement guiding for counterbalanced weight (7).Leading boots (9a) and (9b) is contained on the counterbalanced weight (7).But also can and counterbalanced weight (7) make integral structure.Track-type facilities of the present invention comprises that an elongated guide rail (11A) and each lead that boots (9a) and (9b) are meshed and is the motion guide of the counterbalanced weight (7) in the hoist-hole.Counterbalanced weight in Fig. 1 (7) has a groove wherein to accommodate guide rail (11A).

Figure 3 shows that the first embodiment of the present invention, guide rail (11A) comprises a troffer part (12), and its width is narrower than the width of the groove of counterbalanced weight (7).Guide rail (11A) preferably further comprises a pair of parallel in fact targeting part that takes the shape of the letter U (13a) and (13b), and this targeting part (13a) and (13b) are on the both sides of holder part (12) and stretch to separately the boots of leading.Guide rail (11A) is configured in leads between boots (9a) and (9b), so that make each targeting part (13a) and (13b) led boots (9a) by each and (9b) partly surrounds, and is meshed with it, is the motion guide of counterbalanced weight (7).Preferably the outwardly-bent one-tenth U-shaped of the extendible portion of holder part (12) is formed targeting part (13a) and (13b), the material of the available for example steel plate of holder part (12) is made.Targeting part (13a) and (13b) are parallel with the abutment wall (1a) of hoist-hole (1) in fact.

When a guide rail (11A) links to each other with the two ends of another guide rail (11A), the insertion portion that each that for example has a T section can be connected material (14a) and (14b) presses fit in the groove of the U-shaped targeting part (13a) of coupling end of guide rail to be connected and (13b), each insertion portion then uses the fastener such as bolt and nut (15a) and (15b) to install each base that targeting part (13a) reaches (13b) respectively for the top that each T shape connects each connection material of shank of material in Fig. 3, thereby guide rail is connected with each other.

The elongate guide rails body (11A) that these both sides have targeting part (13a) and (13b) is fixed on the wall (1a) of hoist-hole (1), and this wall (1a) is undertaken by pair of guide rails carriage (17) the supporting of guide rail (11A).This guide rail bracket (17) be fixed on the abutment wall by fastener (16) (as stud bolt) and by fastener (18) as bolt, bolt to holder part (12).Thereby guide rail (11A) is configured in and leads boots between (9a) and (9b), and makes each lead the corresponding targeting part of boots from exterior section ground encirclement guide rail (11A), and each is led boots and can be meshed with each targeting part.

Targeting part (13a) and (13b) have first group of directed side (70) and (80) respectively so that limit the motion of counterbalanced weight (7) on the direction perpendicular to wall (1a), and second group of guiding end face (72) reaches (82) so that limit the motion of counterbalanced weight (7) on the direction parallel with the wall that guide rail (11A) is housed (1a).

As mentioned above, in track-type facilities of the present invention, although the targeting part of guiding is positioned on the opposite side of holder part (12), form whole mutually for counterbalanced weight (7).Moreover leading boots (9a) and (9b) can be meshed with targeting part (13a) and (13b) respectively, thus guide rail (11A) by guide rail (11A) both sides lead boots (9a) and (9b) partly surrounds.Thereby even situation such as earthquake takes place, guide rail (11A) has deflection between the fulcrum of carriage, but the variation of distance is always very little between the targeting part (13a) (13b).So lead boots (9a) and (9b) of counterbalanced weight (7) can be from guide rail (11A) trippings, thereby the distance between the guide rail fulcrum can strengthen.Moreover when guide rail (11A) when being made by steel plate, the weight of guide rail can alleviate.Moreover, because the distance between the fulcrum of guide rail increases the quantity of guide rail bracket is reduced thereupon, thereby simplified the operation of mounting guide rail and reduced the cost of guide material and the cost of annex.And because guide rail is configured to single file, compare with the duplicate rows guide rail of routine, reduce in guide rail shared space in hoist-hole.Thereby the space that can be used for counterbalanced weight itself increases, owing to therefore the horizontal sectional area of counterbalanced weight (7) can increase, so under the weight unmodified situation of counterbalanced weight (7), the height of counterbalanced weight (7) can reduce, and the reduction of the height of counterbalanced weight (7) helps to make the required height of hoist-hole to reduce certainly.When targeting part (13a) reaches (13b) when making U-shaped, as long as T-joint (14a) and (14b) are inserted in each recess of U-shaped targeting part, and fastening with the fastener of bolt and nut and so on, guide rail just can interconnect at an easy rate.And the linearity of guide rail bonding part and rigidity are easy to check.Moreover, because the distance between the targeting part of guide rail is just reserved when the processing guide rail, so when mounting guide rail, do not need adjusting liner.

Fig. 4 represents second embodiment of track-type facilities of the present invention.Sweep (19a) and (19b) are extended internally by pair of U-shaped targeting part (13a) and (13b) to form, and this U-shaped targeting part (13a) and (13b) are positioned at the both sides of guide rail (11B) and link to each other with the troffer part (12) of guide rail (11B).When a guide rail (11B) is connected to another guide rail (11B), in the groove of the U-shaped targeting part of guide rail end that can the reeve of the public connection material (20) such as flat board is to be connected.Then public connection material (20) is linked sweep (19c) and (19b) by the fastener (21) of bolt, nut and so on, thereby guide rail is interconnected.

The effect that track-type facilities provided in the second embodiment of the present invention is similar to the effect that track-type facilities provided of first embodiment shown in Fig. 3.Moreover, because connecting material (20), public guide rail can select for use flat board to make, and can be used for two targeting parts of guide rail, thereby the manufacturing cost of track-type facilities is more cheap than first embodiment, and the rigidity of the connecting bridge between the targeting part increases, moreover because the bottom surface of targeting part does not have outshot with respect to public connection material (20) on the opposite of holder part (12), so the space of arrangement guide rail device can reduce and hold the degree of depth of the counterbalanced weight groove of guide rail can be more shallow.

Fig. 5 represents the 3rd embodiment of track-type facilities of the present invention.Compare with the track-type facilities of Fig. 4, the pair of U-shaped targeting part (13a) that is positioned at guide rail (11c) both sides in this embodiment and links to each other with the holder part of guide rail (11c) and (13b) further extend internally and form sweep (19a) and (19b), the inside extendible portion of sweep (19a) and (19b) has adjoining edge (22a) and (22b) respectively and is linked together by the fastener (23) of bolt, nut and so on, thereby the structure of guide rail (11c) is an osed top.When a guide rail is linked to each other with another guide rail, can use plate shaped public connection material (20) as second embodiment shown in Figure 4.

The effect that track-type facilities provided among the 3rd embodiment shown in Figure 5 is similar to the effect that track-type facilities provided shown in Figure 3, because targeting part in this device (13a) and (13b) link together, form enclosed construction, so the torsion stiffness of targeting part (13a) and (13b) increases.Moreover, when processing adjoining edge (22a) and should make groove when public connection material (20) reeve U-shaped targeting part when (22b) time, the position of this adjoining edge is outside slightly, middle leaving gap, when adjoining edge (22a) and (22b) are fastening with fastener (23), can compress into groove with connecting material (20).Make the interconnective operation of guide rail owing to do not need to dispose fixing means and will connect material and be fixed on the targeting part so can finish at an easy rate this moment.

Figure 6 shows that the 4th embodiment of track-type facilities of the present invention, guide rail (11D) is processed by the hollow material of pipe one class in this embodiment, the initial cross section of pipe is circular, make the opposite side of pipe flatten and be in contact with one another after the pressurization in the center, middle body to this flat tube material further pressurizes again, and the both sides of the middle body that is crushed at pipe material provide pair of U-shaped targeting part (24a) and (24b).

Fastener (26) by bolt, nut and so on is fixed to guide rail (11D) on the U-shaped carriage that is contained on the wall (1a), and this guide rail (11D) is supported on the wall (1a) of building.When a guide rail (11D) is connected to another guide rail (11D), as shown in Figure 6, can for example be that the connection material (27) of rectangle injects in the groove of each U-shaped targeting part (24a) of guide rail connecting bridge to be connected and (24b) with shape, and each guide rail (11D) is fixed on the support (25) by fastener (26).

More than the effect that track-type facilities provided among the 4th embodiment similar to the effect that device provided shown in Figure 3, and its advantage is for providing a kind of cheap guide rail that enclosed construction is arranged.

Figure 7 shows that the fifth embodiment of the present invention.In this embodiment, guide rail (11E) comprises a pair of targeting part (28a) and (28b), and this part is to be processed into U-shaped by for example both sides of the flat board of steel plate and so on are curved inwardly to form; Pair of brackets part (29a) and (29b), this holder part is vertical with targeting part by further crimp inwardly being curved; And a pair of clubfoot (30a) and (30b), this clubfoot is further formed to excurvation by holder part (29a) and (29b).As previously mentioned, available public guide rail connection material (40) couples together a guide rail and another guide rail.

When curved plates or the formed guide rail of similar material (11E) are configured on the wall (1a) of building in a manner described, as shown in Figure 7, a pair of fixed parts (32) can be installed on the lateral surface of the carriage (31) that is fixed on the abutment wall (1a), and clubfoot (30a) and (30b) with the holder part of guide rail (11E) is fixed on the lateral surface of carriage (31) by fixed parts, thereby guide rail (11E) is fixed on the carriage (31).Therefore, the advantage of the track-type facilities of the 5th embodiment shown in Figure 7 is that guide rail (11E) is installed to carriage (31) need not gone up punching and guide rail (11E) can be fixed on the suitable position on the carriage (31) when going up at guide rail (11E).Clearly, the effect that track-type facilities provided of the 5th embodiment is also similar to the effect that first embodiment shown in Figure 3 is provided.

Figure 8 shows that the 6th embodiment of track-type facilities of the present invention, comprise that in this embodiment pair of U-shaped targeting part (33a) and (33b), this targeting part are curved flat ellipse and formed by the flat board as steel plate and so on; Pair of brackets part (34a) and (34b), this holder part is formed and fastener (35) by bolt, nut and so on is connected with each other by the bent plate of the middle body between the two U-shaped targeting parts is further crooked; And a pair of clubfoot (36a) and (36b), this clubfoot is by terminal further crooked formation of holder part (34a) and (34b).Available public guide rail connects material (37) guide rail (11F) is linked to each other with another guide rail (11F).

The a pair of targeting part of figure is an enclosed construction in this 6th embodiment, the torsion stiffness of track-type facilities is increased and the effect that provided similar to the effect that track-type facilities provided shown in Figure 7.

In above six embodiment, guide rail is by dull and stereotyped form of bending such as steel plate, but also can be by the metal extrusion forming.

Fig. 9 and Figure 10 are the scheme drawing of other embodiment of track-type facilities of the present invention.

In Fig. 9, guide rail (11G) has a pair of targeting part (43a) and (43b) that is positioned at its both sides, each targeting part has a groove, and a pair of guiding parts (49a) and (49b) that are the motion guide of counterbalanced weight (7) are respectively the groove part ground encirclement that targeting part (43a) reaches (43b), and with its engagement, guiding parts (49a) and (49b) can be contained in counterbalanced weight (7) and go up or make integral body with counterbalanced weight (7).

In Figure 10, guide rail (11 II) has a pair of targeting part (53a) and (53b) that is positioned at its both sides, each targeting part has a groove, and each is all fluted so that be the motion guide of counterbalanced weight (7) among a pair of guiding parts (59a) and (59b).The corresponding recesses of the groove of guiding parts (59a) and (59b) and targeting part (53a) and (53b) partly surrounds mutually, and intermeshes.Guiding parts (59a) and (59b) can be the separating components that is contained on the counterbalanced weight (7), perhaps make integral body with counterbalanced weight (7).

As can be seen, Fig. 9 and the effect that embodiment provided shown in Figure 10 are also similar with the effect that track-type facilities provided shown in Figure 3.

Among embodiment more than all, track-type facilities of the present invention is used for counterbalanced weight, but also can be used for any movable body.Be particularly useful for lift car.

Moreover, as can be seen, more than all among the embodiment, when at the targeting part of configuration more than three on the guide rail, and on as the movable body of counterbalanced weight and so on, also dispose with the corresponding guiding parts of targeting part be movable body when guiding, can both obtain similar effect.

As mentioned above, in track-type facilities of the present invention, be configured in each targeting part in a pair of targeting part on the guide rail all be configured in movable body on corresponding guiding parts be meshed, and have at least one partly to be surrounded in each guiding parts and each targeting part, and guide rail is configured between the guiding parts by he person.Even therefore situations such as earthquake take place, guide rail produces deflection, and the guiding parts of movable body can be from the guide rail tripping yet.So the mechanism of support rails body can simplify, and the operation of mounting guide rail body can be improved.Moreover, because only dispose the motion guide that the single file guide rail is a movable body, so the needed space of arrangement guide rail can reduce.Because during guide rail, targeting part promptly processes in processing, and the distance between the targeting part is identical, so when mounting guide rail, do not need adjusting liner etc.Moreover, when being separated by far between guide rail and the targeting part, can prevent that movable body from centering on its vertical axis and rotating.

Claims

1, a kind of guide rail apparatus for elevator, comprise an elongated track segment [11A, 11B, 11C, 11D, 11E, 11F, 11G or 11H], these parts have a pair of parallel in fact, vertical upwardly extending targeting part [13a and 13b at track segment, 24a and 24b, 28a and 28b, 33a and 33b, 43a and 53b, or 53a and 53b], each above-mentioned targeting part all with a pair of guiding parts [9a and the 9b that are configured on the movable body, or 59a and 59b] in each guiding parts be meshed and be the perpendicular movement of movable body guiding, so that in each guiding parts and each targeting part, have at least one partly to surround for he person, above-mentioned track segment is configured between the above-mentioned guiding parts, each above-mentioned guiding parts is led boots [9a or 9b] for the band groove, above-mentioned two to lead the direction of groove of boots relative, and on the weft direction of movable body preset distance separately, to prevent that movable body from rotating around its vertical axis, above-mentioned targeting part [13a and 13b, 24a and 24b, 28a and 28b, 33a and 33b] on the both sides of track segment and stretch to separately the boots of leading, so that each guiding parts and each targeting part can both intermesh, above-mentioned track segment is configured on the wall [1a] that forms hoist-hole [1], and there is supporting part [17] track segment to be fixed on the surface of the above-mentioned wall [1a] that forms above-mentioned hoist-hole [1], it is characterized in that: each above-mentioned targeting part has a U-shaped partly to inject above-mentioned each groove of leading boots, and the outside face of each U-shaped targeting part can be meshed with each inside face of leading boots, and above-mentioned a pair of targeting part is formed by single component processing.

2, guide rail apparatus for elevator as claimed in claim 1 is characterized in that: above-mentioned targeting part is to be processed by one flat plate, and its part is curved U-shaped forms.

3, guide rail apparatus for elevator as claimed in claim 2 is characterized in that: above-mentioned flat board is a steel plate.

4, guide rail apparatus for elevator as claimed in claim 2 is characterized in that: the end of U-shaped targeting part interconnects.

5, guide rail apparatus for elevator as claimed in claim 2, it is characterized in that: U-shaped targeting part (13a and 13b, 28a and 28b, 33a and 33b) two groove internal fixation have public guide rail to be connected material (20,37 or 40), so that with track segment (11B, 11C, 11E, or 11F) track segment that is adjacent links to each other.

6, guide rail apparatus for elevator as claimed in claim 1, it is characterized in that: the above-mentioned track segment (11D) that contains targeting part is the pipe of a flattening, the original cross section of this pipe is round, and pressurization is flattened the opposite side of above-mentioned pipe and formed U-shaped targeting part (24a and 24b) again on above-mentioned flat tube both sides.

7, as claim 2 or 6 described guide rail apparatus for elevator, it is characterized in that: the groove internal fixation at each U-shaped targeting part (13a, 13b, 24a or 24b) has guide rail to connect material (14a, 14b or 27), so that the track segment that track segment (11A or 11D) is adjacent is continuous.

8, guide rail apparatus for elevator as claimed in claim 1 is characterized in that: above-mentioned movable body is counterbalanced weight (7), and above-mentioned guiding parts is contained on the counterbalanced weight (7).

9, guide rail apparatus for elevator as claimed in claim 1 is characterized in that: above-mentioned movable body has the groove that boots (9a, 9b) led in configuration, and above-mentioned track segment is configured in the groove of movable body.

10, guide rail apparatus for elevator as claimed in claim 9 is characterized in that: the above-mentioned a pair of boots of leading are respectively near the marginal portion on the both sides of the groove part that is contained in movable body on the weft direction of movable body.