CN207404642U - Car top guard and elevator - Google Patents

Abstract

The utility model discloses a kind of car top guard and elevator, wherein, car top guard includes：Nonfloating rail, nonfloating rail include the first protective frame and connect the first link of the first protective frame；Movable rail, movable rail include the second protective frame and connect the second link of the second protective frame, and the second link is plugged in the first link；And positioning and locking device, positioning and locking device include the location structure and locking mechanism arranged on the first link；Second link moves up and down with respect to the first link, make the movable rail that there is elongation state and shortening state, under the elongation state, location structure backstop is in the second link lower end, second link is equipped with first connecting portion, and locking mechanism is connected to first connecting portion.In the car top guard of technical solutions of the utility model, movable rail is relatively fixed guardrail up and down motion, and movable rail is made to have elongation state and shortening state, meets the height limitation of building hoistway, does not influence the normal operation of elevator.

Description

Car top guard and elevator

Technical field

The utility model is related to elevator technology field, more particularly to a kind of car top guard, the elevator using the car top guard.

Background technology

Existing lift facility is all mounted in the hoistway of building, needs to set guardrail on elevator car top, to ensure work Make personal safety of the personnel in maintenance lift.The building knot of current many aging blocks rooms or some buildings transformed in itself Structure so that hoistway is high in the insufficient height of top layer, and traditional normal formula guardrail can not meet safe handling requirement.

Utility model content

The main purpose of the utility model is to provide a kind of car top guard, it is intended to so that the car top guard is suitable for hoistway Meet safe handling requirement while structure.

To achieve the above object, the utility model proposes car top guard, including：

Nonfloating rail, nonfloating rail include the first protective frame and connect the first link of the first protective frame；

Movable rail, movable rail include the second protective frame and connect the second link of the second protective frame, the second connection Frame is plugged in the first link；And

Positioning and locking device, positioning and locking device include the location structure and locking mechanism arranged on the first link；

Second link moves up and down with respect to the first link, and the movable rail is made to have elongation state and shortens shape State, under the elongation state, for location structure backstop in the second link lower end, the second link is equipped with first connecting portion, locking Structure is connected to first connecting portion.

Preferably, second link is equipped with second connecting portion, and under the shortening state, the locking mechanism is connected to Second connecting portion.

Preferably, the location structure includes mounting base and axis pin, and the mounting base connects first link, described Mounting base is equipped with installation space, and the both ends of the mounting base are respectively equipped with through the first mounting hole of the installation space and second Mounting hole, the axis pin include sequentially connected support shaft, stop block and connecting shaft, and the support shaft is through the described first installation Hole, the connecting shaft run through second mounting hole, and the stop block is placed in the installation space, is set in the installation space Flexible part, the elastic component are sheathed on the connecting shaft, and are compressed between the stop block and the madial wall of installation space, The stop block deviates from one end backstop of the elastic component in the inner wall of the installation space, and the support shaft stretches out the installation Seat, and backstop is in the lower end of second link.

Preferably, the axis pin further includes the handle for being connected to the connecting shaft, and the mounting base deviates from the support shaft One end extended to form sleeve, the connection shaft portion is placed in the sleeve, and the end face of the sleeve is to support shaft side To the first notch of recessed formation and the second notch, the depth of first notch is more than the depth of second notch, the hand Handle backstop stretches out in the mounting base in the side wall of the first notch, the support shaft；The handle stop is in the side of the second notch Wall, the support shaft are retracted in the mounting base.

Preferably, first link includes the first positioning column and the first connecting pole that connect first protective frame, Second link includes the second positioning column and the second connecting pole that connect second protective frame, and the location structure is arranged on First positioning column, under the elongation state, the location structure backstop is in the lower end of second positioning column, the locking Structure is arranged on first connecting pole, and the first connecting portion is arranged on second connecting pole.

Preferably, first positioning column is equipped with the first guide cylinder, and second positioning column is plugged in described first and is oriented to Cylinder；First connecting pole is equipped with the second guide cylinder, and second connecting pole is plugged in second guide cylinder.

Preferably, the side wall of second guide cylinder is equipped with through hole, and the locking mechanism is threadedly coupled the hole of the through hole Wall.

Preferably, the nonfloating rail includes two first links being oppositely arranged, and the movable rail includes and two institutes State matched two second link of the first link.

Preferably, first protective frame includes two first side handrails and connects the first positive handrail of two first side handrails, Every one first side handrail connects the first positioning column and the first connecting pole of one first link；And/or second protective frame Include the second positive handrail of two the second side handrails of two the second side handrails and connection, each the second side handrail connects one second link The second positioning column and the second connecting pole.

The utility model also proposes a kind of elevator, including babinet, further includes above-mentioned car top guard, the nonfloating rail connects It is connected to the top of the babinet.

Technical solutions of the utility model are plugged in the first link by using the second link, so as to by movable rail and Nonfloating rail is attached, and movable rail is relatively fixed guardrail up and down motion, and movable rail is made to have elongation state and shortens shape State, under elongation state, the location structure backstop on the first link is in the lower end of the second link, so that nonfloating rail is to work Dynamic guardrail is supported positioning；Locking mechanism on first link is connected to the first connecting portion on the second link, so as to Nonfloating rail is made to be locked movable rail, ensure that the stability that movable rail connects under elongation state, first Protective frame and the second protective frame can protect staff in maintenance process, avoid the danger fallen.In electricity When ladder needs repairing, staff adjusts movable rail to elongation state so that the total height elongation of the car top guard, The height of the car top guard meets the requirement of safe handling；When elevator repairing finishes, staff adjusts movable rail to contracting Short status so that the total height of the car top guard shortens, and meets the height limitation of building hoistway, does not influence the normal fortune of elevator Row.

Description of the drawings

It in order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor Under, other attached drawings can also be obtained according to the structure shown in these attached drawings.

Fig. 1 is the structure diagram of one embodiment of the utility model car top guard；

Fig. 2 is the front view of car top guard in Fig. 1；

Fig. 3 is the structure diagram of location structure in Fig. 1；

Fig. 4 is the sectional view of location structure in Fig. 3.

Drawing reference numeral explanation：

The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.

Specific embodiment

The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out It clearly and completely describes, it is clear that described embodiment is only the part of the embodiment rather than whole of the utility model Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creative work premise Lower all other embodiments obtained, shall fall within the protection scope of the present invention.

It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute in the utility model embodiment It is only used for explaining relative position relation, motion conditions under a certain particular pose (as shown in drawings) between each component etc., such as When the fruit particular pose changes, then directionality instruction also correspondingly changes correspondingly.

In addition, the description in " first ", " second " etc. involved in the utility model is only used for description purpose, without being understood that To indicate or implying its relative importance or the implicit quantity for indicating indicated technical characteristic.Define as a result, " first ", At least one this feature can be expressed or be implicitly included to the feature of " second ".In addition, the technical side between each embodiment Case can be combined with each other, but must can be implemented as basis with those of ordinary skill in the art, when the combination of technical solution Conflicting or can not realize when occur will be understood that the combination of this technical solution is not present, also not in the requires of the utility model Protection domain within.

Referring to figs. 1 to Fig. 4, the utility model proposes a kind of car top guards 100.

In the utility model embodiment, car top guard 100 includes：Nonfloating rail 10, nonfloating rail 10 include the first protection First link 11 of the first protective frame 13 of frame 13 and connection；

Movable rail 30, movable rail 10 include the second link of the second protective frame 33 of the second protective frame 33 and connection 31, the second link 31 is plugged in the first link 11；And

Positioning and locking device 50, positioning and locking device 50 include the location structure 51 and locking arranged on the first link 11 Structure 53；

Second link, 31 opposite first link 11 moves up and down, and the movable rail 30 is made to have elongation state and contracting Short status, under the elongation state, in 31 lower end of the second link, the second link 31 is equipped with first and connects 51 backstop of location structure Socket part (not shown), locking mechanism 53 are connected to first connecting portion.

Technical solutions of the utility model are plugged in the first link 11 by using the second link 31, so as to which activity be protected Column 30 and nonfloating rail 10 are attached so that movable rail 30 can be relatively fixed guardrail 10 and elongate or shorten, and work as movable rail 30 are relatively fixed guardrail 10 when moving upwards, and movable rail 30 has an elongation state, under the elongation state, on the first link 11 51 backstop of location structure in the lower end of the second link 31 so that nonfloating rail 10 movable rail 30 is supported it is fixed , the locking mechanism 53 on the first link 11 is connected to the first connecting portion on the second link 31, so that nonfloating rail 10 pairs of movable rails 30 are locked, and ensure that the stability that movable rail 30 connects under elongation state.It is needed in elevator When repair, staff adjusts movable rail 30 to elongation state so that the total height of the car top guard 100 is stretched Long, the first protective frame 13 and the second protective frame 33 can protect staff in maintenance process, avoid falling Danger, the height of the car top guard 100 meets the requirement of safe handling；When elevator repairing finishes, staff protects activity Column 30 is adjusted to shortening state so that the total height of the car top guard 100 shortens, and meets the height limitation of building hoistway, not shadow Ring the normal operation of elevator.

When movable rail 30 is in elongation state, the total height of car top guard 100 can reach 1100mm, meet GB7588- 2003《Elevator manufactures and installation safety standard》The related request of middle 8.13.3.2.Ensure the peace of car top elevator installation and maintenance personnel Entirely.When movable rail 30 is in elongation state, the total height of car top guard 100 can be the half under tensional state.It is compressed Car top guard meets GB/T10060-2011《Elevator code for erection and inspection》The requirement of middle 5.4.5.3.

In the utility model embodiment, the second link 31 is equipped with second connecting portion (not shown), under shortening state, locking Structure connects 53 and is connected to second connecting portion.

Movable rail 30 is relatively fixed guardrail 10 and moves upwards and have elongation state, and movable rail 30 is relatively fixed guardrail 10 move downward with shortening state, and by elongation state into draw state procedure, staff will position movable rail 30 The positioning states of structure 51 release, and the locking state of locking mechanism 53 is released, and movable rail 30 drops to most by self gravitation Lower position is provided with second connecting portion on the second link 31, and locking mechanism 53 connects second connecting portion, ensures movable rail 30 can remain unchanged in shortening state with the position of nonfloating rail 10, be further ensured that the security performance of movable rail 30.

In the utility model embodiment, location structure 51 includes mounting base 515 and axis pin 511, the connection of mounting base 515 the One link 31, mounting base 515 are equipped with installation space, and the both ends of mounting base 515 are respectively equipped with the first peace through installation space 5151 and second mounting hole 5153 of hole is filled, axis pin 511 includes sequentially connected support shaft 5111, stop block 5113 and connecting shaft 5115, support shaft 5111 runs through the first mounting hole 5151, and connecting shaft 5115 runs through the second mounting hole 5153, and stop block 5113 is accommodating In being equipped with elastic component 513 in installation space, installation space, elastic component 513 is sheathed on connecting shaft 5115, and is compressed in stop block Between 5113 and the madial wall of installation space, stop block 5113 away from elastic component 513 one end backstop in the inner wall of installation space, Support shaft 5111 stretches out mounting base 515, and backstop is in the lower end of the second link 31.

Elastic component 513 can be that spring or the stronger rubber of elasticity or shrapnel, the elastic component 513 are compressed in stop block 5113 Between the madial wall of installation space so that axis pin 515 under external force can along elastic component 513 elastic force direction (also It is the axis direction of axis pin 511) it moves back and forth, after external force revocation, stop block 5113 is held in accommodation space by elastic component 513 Madial wall so that support shaft 5111 stretches out in mounting base 515, and backstop is specially supported in the end of the second link 31 The side wall backstop of axis 5111 plays the role of support to the second link 31, makes the second connection in the end of the second link 31 Frame 31 will not fall under the effect of gravity.The location structure 51 can be connected to reference to locking mechanism 53 by what movable rail 30 was stablized Nonfloating rail 10, it is safe.

With reference to Fig. 1 and Fig. 2, when elevator is needed to install or overhauled, staff enters car top, and elevator car roof repair is opened Pass is screwed to " maintenance " position.Only a staff is needed to open the location structure 51 of positioning and locking device 50, locking mechanism 53 Unlock, is lifted up movable rail 30, when movable rail 30 rises to the top, the bolt 511 of location structure 51 is compressing Under the action of elastic component 513 be inserted into movable rail 30 bottom, with " " sound.Installation and maintenance personnel's release activity is protected Column 30, movable rail 30 are dropped on the bolt 511 of location structure 51 and positioned under gravity, and staff will lock and tie Structure 53 lock onto the first connecting portion of the second link 31, and movable rail 30 is locked,

Referring to Fig. 3, in one embodiment of the utility model, axis pin 511 further includes handle 5117, and handle 5117 is connected to The end of spindle 5117, and backstop is in mounting base 515.

Support shaft 5111 is that mounting base 515 is stretched out under the resilient force of elastic component 513, so as to the second link 31 are supported, and when needing movable rail 30 changing into shortening state by elongation state, staff can be first by locking The locking state of structure 53 releases, then operation handle 5117, and handle 5117 is pulled back, and handle 5117 drives connecting shaft 5115 It is moved backward with support shaft 5111, elastic component 513 is made further to compress, so that support shaft 5111 stretches out in mounting base 515 Part shortens or support shaft 5111 is fully retracted in mounting base 515, movable rail 30 under the action of self gravitation to Lower movement until moving to lowest position, reaches shortening state.Movable rail 30 can be protected only by fixed under the shortening state The bottom on column 10 supports, and in order to further ensure the security performance of movable rail 30, the second link 31 is additionally provided with Second connecting portion so that locking mechanism 53 connects the second connecting portion when shortening state, ensures that movable rail 30 is relatively fixed shield Column 10 keeps firm connection.

With reference to Fig. 2 and Fig. 3, in one embodiment of the utility model, mounting base 515 extends away from one end of support shaft 5111 Sleeve 517 is formed with, 5115 part of connecting shaft is placed in sleeve 517, and the end face of sleeve 517 is recessed to 5115 direction of support shaft If forming the first notch 5171 and the second notch 5173, the depth of the first notch 5171 is more than the depth of the second notch 5173, hand The axis of handle 5117 and the axis perpendicular of connecting shaft 5115,5117 backstop of handle is in the side wall of the first notch 5171, support shaft 5111 stretch out in mounting base 515；5117 backstop of handle is retracted in the side wall of the second notch 5173, support shaft 5111 in mounting base In 515.

When movable rail 30 moves up to stretching state, staff's operation handle 5117 makes handle 5117 in elasticity The lower backstop of elastic force effect of part 513 is in the side wall of the first notch 5171, and support shaft 5111 stretches out in mounting base 515, movable rail The lower end of 30 the second link 31 can be positioned by 5111 backstop of support shaft, with reference to the locking of locking mechanism 53 so that living Dynamic guardrail 30 is connected reliably under elongation state with nonfloating rail 10.After staff releases the locking state of locking mechanism 53, Operation handle 5117, make handle 5117 elastic component 513 elastic force effect under backstop in the side wall of the second notch 5173, support shaft 5111 retract in mounting base 515 so that movable rail 30 can smoothly be snapped down to extreme lower position under self gravitation effect.

Referring to Fig. 1, in one embodiment of the utility model, the first link 11 includes the first of the first protective frame 13 of connection 111 and first connecting pole 113 of positioning column, the second link 31 include the second positioning column 311 and the of the second protective frame 33 of connection Two connecting poles 313, location structure 51 is under the first positioning column 111, elongation state, and 51 backstop of location structure is in the second positioning column 311 lower end, locking mechanism 53 are arranged on the first connecting pole 113, and first connecting portion is arranged on the second connecting pole 313.

Location structure 51 is arranged on the first positioning column 111, by the backstop to the second positioning column 311, so as to movable rail 30 are positioned, and locking mechanism 53 is arranged on the first connecting pole 113, by connecting the first connecting portion on the second connecting pole 313, from And movable rail 30 is lock onto nonfloating rail 10, the two is fixedly connected.

In one embodiment of the utility model, the first positioning column 111 is equipped with the first guide cylinder 1111, and the second positioning column 311 is inserted It is connected to the first guide cylinder 1111；First connecting pole 113 is equipped with the second guide cylinder 1131, and the second connecting pole 313 is plugged in second and leads To cylinder 1131.

Under the guiding role of the first guide cylinder 1111 and the second guide cylinder 1131 so that the second positioning column 311 and second Connecting pole 313 and the connection of nonfloating rail 10 are relatively reliable, and the conversion of elongation state and shortening state is more convenient.

In one embodiment of the utility model, the side wall of the second guide cylinder 1131 is equipped with through hole (not shown), locking mechanism 53 It is threadedly coupled the hole wall of through hole.The locking mechanism 53 is butterfly screw, can also be other screws, which facilitates work The adjusting of personnel.The first connecting portion and second connecting portion set on second link 31 be on the second guide cylinder 1131 The matched connecting hole of through hole.Locking mechanism 53 is through through hole and the connecting hole of first connecting portion, by movable rail 30 in elongation State is fixed, locking mechanism 53 through through hole and second connecting portion connecting hole, by movable rail 30 in shorten state into Row is fixed.

In one embodiment of the utility model, nonfloating rail 10 includes two first links 11 being oppositely arranged, movable rail 30 include and two first links, 11 matched two second link 31.

Since the first link 11 is connected to the first protective frame 13, the second link 31 is connected to the second protective frame 33, because This, sets two second link 31 of two first links 11 and phase so that support of first link 11 to the first protective frame 13 Effect is more preferable, and the second link 31 is more preferable to the support effect of the first protective frame 33,13 and second protective frame of the first protective frame The protecting effect of 33 couples of staff is more preferable.

In one embodiment of the utility model, the first protective frame 13 includes two first side handrails 131 and two first sides of connection are helped First positive handrail 133 of bar 131, every one first side handrail 131 connect the first positioning column 111 and first of one first link 11 Connecting pole 113；And/or second protective frame 33 including the second of two the second side handrails 331 of two the second side handrails 331 and connection just Handrail 333, each the second side handrail 331 connect the second positioning column 311 and the second connecting pole 313 of one second link 31.

First side handrail 131 of the first protective frame 13 prevents staff from being fallen by side, and the first positive handrail 133 prevents Staff is fallen by front, and 331 and second positive handrail 333 of the second side handrail can further protect staff, Further prevent the dangerous generation fallen.

In the utility model embodiment, between the first positioning column 111 and the first connecting pole 113 of every one first link 11 The first side support 115 is also associated with, the first positive supporting item 117 is connected between two first connecting poles 113, the first collateral support 115 and first positive supporting item 117 of part is arranged on the bottom of nonfloating rail 10 so that the fixed effect of nonfloating rail 10 is more preferably steady Gu the first side handrail 131 and the first positive handrail 133 are arranged on the top of nonfloating rail 10, the security protection of staff is imitated Fruit is more preferable.And nonfloating rail 10 is mainly angle iron structure, while ensureing structural strength, support effect is more firm.Specifically, First positioning column 111, the first connecting pole 113, the first side support 115 and the first positive supporting item 117 are angle iron structure, and first Positioning column 111 is connected with fixed code son in top, and the mounting base 515 of location structure 51 is connected to fixed code son, the company of angle bar Socket part position is attached by connecting code son.

The second side support is also associated between the second positioning column 311 and the second connecting pole 313 of every one second link 31 Part 315 is connected with the second positive supporting item 317 between two second connecting poles 313, the 315 and second positive supporting item of the second supporting item 317 are arranged on the bottom of movable rail 30 so that the connection effect of movable rail 10 is more preferably firm, the second side handrail 331 and the Two positive handrails 333 are arranged on the top of movable rail 30, more preferable to the security protection effect of staff.First side handrail 131st, the first positive handrail 133,331 and second positive handrail 333 of the second side handrail are steel-tube construction, the second supporting item 315 and Two positive supporting items 317 are steel plate structure.

The utility model also proposes a kind of elevator (not shown), which includes babinet (not shown) and car top guard 100, The concrete structure of the car top guard 100 is with reference to above-described embodiment, since this elevator employs whole skills of above-mentioned all embodiments Art scheme, therefore all advantageous effects at least caused by the technical solution with above-described embodiment, this is no longer going to repeat them.

The above is only the preferred embodiment of the present invention, and it does not limit the scope of the patent of the present invention, It is every under the inventive concept of the utility model, equivalent structure made based on the specification and figures of the utility model becomes It changes or directly/is used in other related technical areas indirectly and is included in the scope of patent protection of the utility model.

Claims (10)

1. a kind of car top guard, which is characterized in that including：

Nonfloating rail, nonfloating rail include the first protective frame and connect the first link of the first protective frame；

Movable rail, movable rail include the second protective frame and connect the second link of the second protective frame, and the second link is inserted It is connected to the first link；And

Positioning and locking device, positioning and locking device include the location structure and locking mechanism arranged on the first link；

Second link moves up and down with respect to the first link, and the movable rail is made to have elongation state and shortening state, institute It states under elongation state, for location structure backstop in the second link lower end, the second link is equipped with first connecting portion, and locking mechanism connects It is connected to first connecting portion.

2. car top guard as described in claim 1, which is characterized in that second link is equipped with second connecting portion, described Under shortening state, the locking mechanism is connected to second connecting portion.

3. car top guard as described in claim 1, which is characterized in that the location structure includes mounting base and axis pin, described Mounting base connects first link, and the mounting base is equipped with installation space, and the both ends of the mounting base, which are respectively equipped with, to be run through The first mounting hole and the second mounting hole of the installation space, the axis pin include sequentially connected support shaft, stop block and company Spindle, the support shaft run through first mounting hole, and the connecting shaft runs through second mounting hole, and the stop block houses In being equipped with elastic component in the installation space, the installation space, the elastic component is sheathed on the connecting shaft, and is compressed in institute It states between stop block and the madial wall of installation space, the stop block is empty in the installation away from one end backstop of the elastic component Between inner wall, the support shaft stretches out the mounting base, and backstop is in the lower end of second link.

4. car top guard as claimed in claim 3, which is characterized in that the axis pin further includes the hand for being connected to the connecting shaft Handle, the mounting base have extended to form sleeve away from one end of the support shaft, and the connection shaft portion is placed in the sleeve Interior, the end face of the sleeve is big to support direction of principal axis the first notch of recessed formation and the second notch, the depth of first notch In the depth of second notch, the handle stop stretches out in the mounting base in the side wall of the first notch, the support shaft； The handle stop is retracted in the side wall of the second notch, the support shaft in the mounting base.

5. such as Claims 1-4 any one of them car top guard, which is characterized in that first link includes connection institute State the first positioning column and the first connecting pole of the first protective frame, second link includes connecting the of second protective frame Two positioning columns and the second connecting pole, the location structure is under first positioning column, the elongation state, the positioning knot Structure backstop is arranged on first connecting pole in the lower end of second positioning column, the locking mechanism, and the first connecting portion is set In second connecting pole.

6. car top guard as claimed in claim 5, which is characterized in that first positioning column is equipped with the first guide cylinder, described Second positioning column is plugged in first guide cylinder；First connecting pole is equipped with the second guide cylinder, and second connecting pole is inserted It is connected to second guide cylinder.

7. car top guard as claimed in claim 6, which is characterized in that the side wall of second guide cylinder is equipped with through hole, described Locking mechanism is threadedly coupled the hole wall of the through hole.

8. car top guard as claimed in claim 5, which is characterized in that the nonfloating rail includes be oppositely arranged two first and connects Frame is connect, the movable rail includes and two matched two second links of first link.

9. car top guard as claimed in claim 8, which is characterized in that first protective frame includes two first side handrails and company The first positive handrail of two first side handrails is connect, every one first side handrail connects the first positioning column of one first link and first and connects Connect column；And/or second protective frame includes two the second side handrails and connects the second positive handrail of two the second side handrails, it is each The second side handrail connects the second positioning column and the second connecting pole of one second link.

10. a kind of elevator, including babinet, which is characterized in that car top guard as described in any one of claim 1 to 9 is further included, The nonfloating rail is connected to the top of the babinet.