CN214192156U - Diagonal draw bar, elevator car frame and elevator car - Google Patents

Abstract

The utility model relates to a diagonal draw bar, elevator car frame and elevator car. The diagonal draw bar comprises a draw bar body. One end of the pull rod body is used for being connected to a mounting frame of the elevator car, and the other end of the pull rod body is used for being connected to a fixing seat below a side beam of the car underframe. The pull rod body is used for connecting the one end of fixing base and has the kink, and the kink is buckled towards sedan-chair chassis boundary beam, and the outer terminal surface of fixing base no longer than tangent and the outside terminal surface that is on a parallel with the outer terminal surface of fixing base with the pull rod body. Through setting up the kink for the tip of pull rod main part is close to sedan-chair underframe boundary beam and sets up, can reduce the outstanding height of fixing base like this effectively. And through reducing the protruding height of fixing base, can avoid the fixing base to become among the car related parts with the part that the counter weight is nearest and influence the well size, when guaranteeing the safety clearance like this, make the well arrange compacter, the utilization in well space is more abundant. In addition, this diagonal draw bar is applicable to the elevator car frame of ordinary ladder kind.

Description

Diagonal draw bar, elevator car frame and elevator car

Technical Field

The utility model relates to an elevator technical field especially relates to a draw bar, elevator car frame and elevator car to one side.

Background

In the elevator car frame, the diagonal draw bar is an important component in the vertical traction elevator car frame, and plays a role in stabilizing the car frame upright post and the mounting frame, thereby maintaining the overall stability of the car frame. The distance between the car and its associated parts and the counterweight (or counterweight) and its associated parts should not be less than 50mm, according to national standards requirements. At present, the oblique pull rod of sedan-chair frame mainly is the straight-bar to one side formula, and the oblique pull rod bolt becomes in the relevant part of car and the nearest part of counter weight distance easily when adopting this kind of mounting means, need the cutting to pouring weight or increase safety clearance this moment and satisfy the national standard requirement, has improved the cost of non-standard work like this, needs bigger well width dimension again simultaneously to satisfy the outstanding influence that brings of this part.

SUMMERY OF THE UTILITY MODEL

Accordingly, there is a need for a diagonal member, an elevator car frame, and an elevator car, in which the diagonal member can secure a safety gap while making the arrangement of the hoistway more compact.

A diagonal draw bar, comprising:

one end of the pull rod body is used for being connected with a mounting frame of an elevator car, and the other end of the pull rod body is used for being connected with a fixed seat on a car underframe side beam; the pull rod body is used for connecting one end of the fixing seat is provided with a bending part, the bending part is bent towards one side close to the edge beam of the car underframe, and the outer end face of the fixing seat is not higher than the outer end face which is tangent to the pull rod body and is parallel to the outer end face of the fixing seat.

In the diagonal draw bar, one end of the draw bar body, which is connected with the fixed seat, is provided with the bending part, the bending part is bent towards one side close to the edge beam of the car underframe, and the outer end face of the fixed seat is not higher than the outermost end face which is tangent to the draw bar body and is parallel to the outer end face of the fixed seat. Compare in traditional oblique pull rod, through setting up the kink for the one end that the pull rod body is used for connecting the fixing base is closer to sedan-chair chassis boundary beam. And for the oblique pull rod of cooperation installation this embodiment, the position of oblique pull rod installation at the fixing base is more close to sedan-chair chassis boundary beam, and the outstanding height of reducible fixing base like this avoids the fixing base to become in the car associated part with the nearest part of counter-weight distance and influence the well size to when guaranteeing the safety clearance, make arranging of well compacter, the utilization in well space is more abundant.

In one embodiment, the pull rod body includes a bending portion, a first connecting section and a second connecting section for connecting the fixing seat, the first connecting section is connected to the second connecting section through the bending portion, and an axis of the first connecting section is parallel to an axis of the second connecting section.

In one embodiment, the bending part is a straight line segment, and the straight line segment is bent towards one side close to the edge beam of the car underframe; or, the bending part is an arc-shaped section, and the arc-shaped section is bent towards one side close to the edge beam of the car underframe.

In one embodiment, the pull rod body comprises an upper plate and a lower rod connected to the upper plate, the upper plate is used for connecting a mounting frame of the elevator car, and one end, far away from the upper plate, of the lower rod is used for connecting a fixed seat below the car platform edge beam; the lower rod comprises a bending part, a first connecting section and a second connecting section, the first connecting section is connected to the second connecting section through the bending part, and one end, far away from the bending part, of the first connecting section is connected to the upper plate.

The utility model provides an elevator car frame, includes mounting bracket, sedan-chair chassis boundary beam, fixing base and oblique pull rod, the fixing base connect in sedan-chair chassis boundary beam, the one end of oblique pull rod connect in the mounting bracket, the other end connect in the fixing base.

In the elevator car frame, the one end of the pull rod body connected with the fixing seat is provided with the bending part, the bending part is bent towards one side close to the car underframe edge beam, and the outer end face of the fixing seat is not higher than the outermost end face tangent to the pull rod body and parallel to the outer end face of the fixing seat. Compare in traditional oblique pull rod, through setting up the kink for the one end that the pull rod body is used for connecting the fixing base is closer to sedan-chair chassis boundary beam. And for the oblique pull rod of cooperation installation this embodiment, the position of oblique pull rod installation at the fixing base is more close to sedan-chair chassis boundary beam, and the outstanding height of reducible fixing base like this avoids the fixing base to become in the car associated part with the nearest part of counter-weight distance and influence the well size to when guaranteeing the safety clearance, make arranging of well compacter, the utilization in well space is more abundant.

In one embodiment, the elevator car frame comprises a beam bracket, the top of the beam bracket is connected to the bottom of the car underframe edge beam, and the fixed seat is connected to the side of the beam bracket.

In one embodiment, the fixing seat comprises a first nut, a base and a threaded rod connected to the base, a connecting hole matched with the pull rod body is formed in the side portion of the base, and the first nut is connected to the threaded rod.

In one embodiment, one end of the pull rod body, which is close to the side beam of the car underframe, is provided with a threaded section and is in threaded connection with the fixed seat; the fixing seat further comprises a second nut, and the second nut is in threaded connection with the threaded section below the fixing seat.

In one embodiment, the mounting frame is provided with a first mounting hole, and one end of the diagonal draw bar, which is far away from the bent part, is provided with a second mounting hole; the elevator car frame further comprises a fastener, and the fastener penetrates through the first mounting hole and the second mounting hole.

The utility model provides an elevator car, elevator car includes the car railway carriage or compartment body and elevator car frame, the car railway carriage or compartment body is located elevator car frame.

In the elevator car, the one end of the pull rod body connected with the fixing seat is provided with the bending part, the bending part is bent towards one side close to the edge beam of the car underframe, and the outer end face of the fixing seat is not higher than the outermost end face tangent to the pull rod body and parallel to the outer end face of the fixing seat. Compare in traditional oblique pull rod, through setting up the kink for the one end that the pull rod body is used for connecting the fixing base is closer to sedan-chair chassis boundary beam. And for the oblique pull rod of cooperation installation this embodiment, the position of oblique pull rod installation at the fixing base is more close to sedan-chair chassis boundary beam, and the outstanding height of reducible fixing base like this avoids the fixing base to become in the car associated part with the nearest part of counter-weight distance and influence the well size to when guaranteeing the safety clearance, make arranging of well compacter, the utilization in well space is more abundant.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification.

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of an elevator car frame according to an embodiment of the present invention;

FIG. 2 is a cross-sectional view A-A of the elevator car frame of FIG. 1;

fig. 3 is an enlarged partial schematic view of the elevator car frame shown in fig. 2 at B;

FIG. 4 is a cross-sectional view of the elevator car frame of FIG. 1 taken along C-C;

fig. 5 is an enlarged partial schematic view of the elevator car frame shown in fig. 4 at D.

Reference numerals:

10. a pull rod body; 11. an upper plate; 12. a lower rod; 121. a bending section; 122. a first connection section; 123. a second connection section; 20. a mounting frame; 30. car underframe boundary beams; 40. a fixed seat; 41. a base; 411. an outer end face; 42. a threaded rod; 43. a first nut; 44. a second nut; 50. a beam support; 60. a fastener.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.

Referring to fig. 1, 2 and 3, fig. 1 is a schematic structural view of an elevator car frame according to an embodiment of the present invention, fig. 2 is a cross-sectional view of the elevator car frame of fig. 1 taken along a-a, and fig. 3 is a partially enlarged schematic view of the elevator car frame of fig. 2 at B. An embodiment of the utility model provides an oblique pull rod, including pull rod body 10. One end of the pull rod body 10 is used for being connected to the mounting frame 20 of the elevator car, and the other end of the pull rod body is used for being connected to the fixed seat 40 on the car underframe boundary beam 30. One end of the tie rod body 10, which is used for connecting the fixed seat 40, is provided with a bending part 121, the bending part 121 is bent towards one side close to the car underframe boundary beam 30, and the outer end face 411 of the fixed seat 40 is not higher than the outermost end face which is tangent to the tie rod body 10 and is parallel to the outer end face 411 of the fixed seat 40.

It should be noted that, referring to fig. 3, the outer end surface 411 of the fixing seat 40 refers to an end surface of the fixing seat 40 that is away from the car underframe boundary beam 30; of course, the outer end surface 411 of the fixing seat 40 can also be understood as the end surface of the fixing seat 40 facing the counterweight of the elevator car. In addition, when the outer end surface 411 of the fixing seat 40 is a plane, the outer end plane of the fixing seat 40 is not higher than the outermost end plane tangent to the drawbar body 10 and parallel to the outer end plane of the fixing seat 40.

In the diagonal draw bar, one end of the draw bar body 10 connected to the fixing seat 40 has a bending portion 121, the bending portion 121 bends to a side close to the car underframe boundary beam 30, and the outer end face 411 of the fixing seat 40 is not higher than the outermost end face tangent to the draw bar body 10 and parallel to the outer end face 411 of the fixing seat 40. Compare in traditional straight rod formula diagonal draw bar, the pull rod body 10 of this embodiment is equipped with kink 121 for the one end that pull rod body 10 is used for connecting fixing base 40 is more close to sedan-chair chassis boundary beam 30. And in order to cooperate the oblique pull rod of installation this embodiment, the oblique pull rod is installed at the position of fixing base 40 and is more close to sedan-chair chassis boundary beam 30, and the outstanding height of fixing base 40 so reducible avoids fixing base 40 to become in the car related parts with the nearest part of counter-weight distance and influence the well size to when guaranteeing the safety clearance, make the arranging of well compacter, the utilization in well space is more abundant.

In an embodiment, referring to fig. 3, 4 and 5, the pull rod body 10 includes a bending portion 121, a first connecting section 122 and a second connecting section 123, the first connecting section 122 is connected to the second connecting section 123 through the bending portion 121, and the second connecting section 123 is used for connecting the fixing base 40. And, the axis of the first connecting section 122 is parallel to the axis of the second connecting section 123. Therefore, on one hand, the stability of the whole elevator car frame can be kept; on the other hand, the outer end face 411 of the fixed seat 40 is not higher than the outermost end face which is tangent to the pull rod body 10 and parallel to the outer end face 411 of the fixed seat 40, so that the protruding height of the fixed seat 40 can be reduced, the fixed seat 40 is prevented from being a part which is closest to the counterweight in the car-related parts and influencing the size of the hoistway, the safety clearance is ensured, the layout of the hoistway is more compact, and the utilization of the hoistway space is more sufficient.

It should be understood that the axis of the first connecting section 122 is parallel to the axis of the second connecting section 123, which can be understood as the axis of the first connecting section 122 is absolutely parallel to the axis of the second connecting section 123. Of course, it can also be understood that the included angle between the axis of the first connecting section 122 and the axis of the second connecting section 123 is within a certain error range, for example, within an error range of 1 ° to 5 °.

It should be noted that, if the first connecting section 122 is a straight line section that is vertically arranged, and the outer end surface 411 of the fixing seat 40 is a plane, the outer end surface 411 of the fixing seat 40 is not higher than the outermost end surface of the first connecting section 122 that deviates from the car underframe boundary beam 30.

Further, referring to fig. 3 and 5, the bending portion 121 is a straight line segment, and the straight line segment is bent toward a side close to the car underframe edge beam 30. Specifically, the bending portion 121, the first connecting section 122 and the second connecting section 123 are an integral structure, for example, one end of the pull rod body 10 for connecting the fixing seat 40 is bent to form the bending portion 121; of course, the bent portion 121, the first connecting section 122 and the second connecting section 123 may also be a split structure, and the first connecting section 122, the bent portion 121 and the second connecting section 123 are connected in sequence by welding. Because kink 121 is the straightway, satisfying when reducing the outstanding height of fixing base 40 like this, also be convenient for production and processing improves production efficiency. Of course, in other embodiments, the bending portion 121 may also be an arc segment, and the arc segment is bent toward a side close to the car underframe boundary beam 30, so that the protruding height of the fixing seat 40 can be reduced, and the fixing seat 40 is prevented from becoming a part closest to the counterweight in the car related parts to affect the size of the hoistway, so that the layout of the hoistway is more compact, and the utilization of the hoistway space is more sufficient.

In one embodiment, referring to fig. 2 and 4, the tie body 10 includes an upper plate 11 and a lower bar 12 connected to the upper plate 11. The upper plate 11 is used for being connected to a mounting frame 20 of an elevator car, and one end, away from the upper plate 11, of the lower rod 12 is used for being connected with a fixed seat 40 below the frame boundary beam 30 of the elevator car. The bent portion 121 is disposed at an end of the lower rod 12 away from the upper plate 11. It will be appreciated that the top of the upper plate 11 is attached to the mounting bracket 20 of the elevator car, the bottom of the upper plate 11 is attached to the top of the lower beam 12, and the bottom of the lower beam 12 is attached to the mounting bracket 40 below the underframe sill 30. Thus, the two ends of the pull rod body 10 can be conveniently and correspondingly installed on the mounting frame 20 of the elevator car and the fixing seat 40 below the car underframe side beam 30 through the upper plate 11 and the lower rod 12, and the installation is more convenient.

Optionally, the upper plate 11 is welded to the lower stem 12. It will be appreciated that the bottom of the upper plate 11 is attached to the top of the lower beam 12 by welding. In this way, the connection between the upper plate 11 and the lower rod 12 is made more firm, and the stability of the entire elevator car frame is maintained. Of course, in other embodiments, the upper plate 11 may be connected to the lower rod 12 by bolts or the like.

In the present embodiment, referring to fig. 1, 2 and 3, the drawbar body 10 includes an upper plate 11 and a lower bar 12. The lower rod 12 includes a bending portion 121, a first connecting section 122 and a second connecting section 123, and the first connecting section 122 is connected to the second connecting section 123 through the bending portion 121. One end of the first connecting section 122 away from the bending portion 121 is connected to the upper plate 11, and one end of the second connecting section 123 away from the bending portion 121 is connected to the fixing base 40.

Referring to fig. 1, the utility model provides an elevator car frame, including mounting bracket 20, sedan-chair chassis boundary beam 30, fixing base 40 and the oblique pull rod in any above-mentioned embodiment. Fixing base 40 is installed in sedan-chair chassis boundary beam 30, and the one end of diagonal draw bar is connected in mounting bracket 20, and the other end is connected in fixing base 40.

In the elevator car frame, one end of the pull rod body 10 connected with the fixed seat 40 is provided with the bending part 121, the bending part 121 is bent towards one side close to the car underframe boundary beam 30, and the outer end face 411 of the fixed seat 40 is not higher than the outermost end face tangent to the pull rod body 10 and parallel to the outer end face 411 of the fixed seat 40. Compare in traditional oblique pull rod for one end that the pull rod body 10 is used for connecting fixing base 40 is more close to sedan-chair chassis boundary beam 30 through setting up kink 121. And in order to cooperate the oblique pull rod of installation this embodiment, the oblique pull rod is installed at the position of fixing base 40 and is more close to sedan-chair chassis boundary beam 30, and the outstanding height of reducible fixing base 40 so avoids fixing base 40 to become in the relevant part of car with the nearest part of counter-weight distance and influence the well size to when guaranteeing the safety clearance, make the arranging of well compacter, the utilization in well space is more abundant.

In one embodiment, referring to fig. 1, 2, and 3, the elevator car frame includes a beam bracket 50. The top of the beam bracket 50 is connected to the bottom of the platform frame boundary beam 30, and the fixing base 40 is connected to the side of the beam bracket 50. Optionally, the top of the beam bracket 50 is welded to the bottom of the platform edge beam 30. Therefore, on one hand, the car underframe boundary beam 30 is prevented from being drilled, so that the strength of the car underframe boundary beam 30 can be prevented from being reduced, and the strength of the elevator car frame is ensured; on the other hand, the installation of the fixing seat 40 is convenient.

In one embodiment, referring to fig. 3 and 5, the holder 40 includes a base 41 and a threaded rod 42, the threaded rod 42 being connected to the base 41. Specifically, the base 41 is integrally formed with the threaded rod 42, or the threaded rod 42 is welded to the base 41. The side of the base 41 is provided with a connection hole which is adapted to the drawbar body 10. During installation, the lower rod 12 of the pull rod body 10 passes through the connecting hole, and the second connecting section 123 of the lower rod 12 is connected to the fixing seat 40, so that the installation of the diagonal draw bar and the car underframe side beam 30 can be realized.

Specifically, referring to fig. 3 and 5, the side of the beam bracket 50 is provided with a screw hole adapted to the screw rod 42, and the fixing base 40 further includes a first nut 43 for screw-coupling to the screw rod 42. During the installation, the threaded rod 42 is kept away from the screw hole of base 41 one end through roof beam support 50 to threaded connection is in roof beam support 50, again with first nut 43 threaded connection in threaded rod 42, and make the side of first nut 43 contradict in roof beam support 50 one side of keeping away from base 41, thereby firmly install fixing base 40 at roof beam support 50, simple structure, the dismouting is convenient.

Specifically, in the embodiment, the number of the first nuts 43 is two, and the two first nuts 43 are in threaded connection with the threaded rod 42, so that the connection firmness of the fixed seat 40 and the beam bracket 50 can be further improved, and the overall stability of the elevator car frame is maintained. Of course, the number of the first nuts 43 may be one, three or more, and is not limited thereto.

In one embodiment, referring to fig. 3 and 5, the second connection section 123 of the drawbar body 10 is threaded and is threadedly coupled to the base 41 of the fixing base 40. The fixing base 40 further includes a second nut 44, and the second nut 44 is threadedly coupled to the second coupling section 123 below the base 41. Specifically, the top of the second nut 44 abuts against the base 41. Therefore, the firmness of connection between the pull rod body 10 and the fixed seat 40 can be further improved, and the overall stability of the elevator car frame is kept.

Specifically, in the embodiment, two second nuts 44 are provided, and the two second nuts 44 are in threaded connection with the second connecting section 123 below the fixing seat 40, so that the firmness of the connection between the pull rod body 10 and the fixing seat 40 can be further improved, and the overall stability of the elevator car frame can be maintained. Of course, the number of the second nuts 44 may be one, three or more, and is not limited thereto.

In one embodiment, referring to fig. 1, the mounting frame 20 is provided with a first mounting hole, and an end of the drawbar body 10 away from the bent portion 121 is provided with a second mounting hole. The elevator car frame further comprises a fastener 60, and the fastener 60 penetrates through the first mounting hole and the second mounting hole. Alternatively, the fasteners 60 are bolts, screws, or the like. When the elevator car frame is installed, the second mounting hole of the pull rod body 10 is aligned to the first mounting hole of the mounting frame 20, the fastener 60 is arranged in the first mounting hole and the second mounting hole in a penetrating manner, and the detachable connection of the diagonal pull rod and the mounting frame 20 of the elevator car frame is realized.

Referring to fig. 1, the utility model provides an elevator car, including the car body and the elevator car frame in any one of the above-mentioned embodiments, the car body is located the elevator car frame.

In the elevator car, one end of the pull rod body 10 connected to the fixed seat 40 is provided with a bending part 121, the bending part 121 is bent towards one side close to the car underframe boundary beam 30, and the outer end face 411 of the fixed seat 40 is not higher than the outermost end face tangent to the pull rod body 10 and parallel to the outer end face 411 of the fixed seat 40. Compare in traditional oblique pull rod for one end that the pull rod body 10 is used for connecting fixing base 40 is more close to sedan-chair chassis boundary beam 30 through setting up kink 121. And in order to cooperate the oblique pull rod of installation this embodiment, the oblique pull rod is installed at the position of fixing base 40 and is more close to sedan-chair chassis boundary beam 30, and the outstanding height of reducible fixing base 40 so avoids fixing base 40 to become in the relevant part of car with the nearest part of counter-weight distance and influence the well size to when guaranteeing the safety clearance, make the arranging of well compacter, the utilization in well space is more abundant.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (10)

1. A diagonal draw bar, characterized in that the diagonal draw bar comprises:

one end of the pull rod body is used for being connected with a mounting frame of an elevator car, and the other end of the pull rod body is used for being connected with a fixed seat on a car underframe side beam; the pull rod body is used for connecting one end of the fixing seat is provided with a bending part, the bending part is bent towards one side close to the edge beam of the car underframe, and the outer end face of the fixing seat is not higher than the outer end face of the pull rod body which is tangent and parallel to the outer end face of the fixing seat.

2. The cable-stayed pole according to claim 1, wherein the pull rod body comprises a bent portion, a first connecting section and a second connecting section for connecting the fixing seat, the first connecting section is connected to the second connecting section through the bent portion, and the axis of the first connecting section is parallel to the axis of the second connecting section.

3. The diagonal draw bar of claim 1, wherein the bent portion is a straight line segment bent to a side near the car underframe edge beam; or, the bending part is an arc-shaped section, and the arc-shaped section is bent towards one side close to the edge beam of the car underframe.

4. The diagonal draw bar according to claim 1, wherein the draw bar body comprises an upper plate and a lower bar connected to the upper plate, the upper plate is used for connecting a mounting rack of the elevator car, and one end of the lower bar, which is far away from the upper plate, is used for connecting a fixed seat below the car underframe edge beam; the lower rod comprises a bending part, a first connecting section and a second connecting section, the first connecting section is connected to the second connecting section through the bending part, and one end, far away from the bending part, of the first connecting section is connected to the upper plate.

5. An elevator car frame, characterized in that, includes mounting bracket, sedan-chair chassis boundary beam, fixing base and according to claim 1 to 4 any one the oblique pull rod, the fixing base connect in sedan-chair chassis boundary beam, the one end of oblique pull rod connect in the mounting bracket, the other end connect in the fixing base.

6. The elevator car frame of claim 5, comprising a beam bracket, a top portion of the beam bracket being attached to a bottom portion of the car underframe edge beam, the anchor block being attached to a side portion of the beam bracket.

7. The elevator car frame of claim 5, wherein the fixing base comprises a first nut, a base and a threaded rod connected to the base, wherein a connecting hole matched with the pull rod body is formed in the side portion of the base, and the first nut is connected to the threaded rod.

8. The elevator car frame of claim 5, wherein one end of the tie body adjacent to the car underframe edge beam is provided with a threaded section and is in threaded connection with the fixed seat;

the fixing seat further comprises a second nut, and the second nut is in threaded connection with the threaded section below the fixing seat.

9. The elevator car frame of claim 5, wherein the mounting bracket is provided with a first mounting hole, and one end of the diagonal draw bar, which is far away from the bent part, is provided with a second mounting hole; the elevator car frame further comprises a fastener, and the fastener penetrates through the first mounting hole and the second mounting hole.

10. An elevator car, characterized in that, the elevator car includes the car body and the elevator car frame of claim 5, the car body is located the elevator car frame.

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