Upper beam structure of elevator car frame

Abstract

The upper beam structure of the elevator car frame comprises a first upper beam plate and a second upper beam plate, the first upper beam plate and the second upper beam plate are arranged in a front-back spaced mode, and a left side connecting plate and a right side connecting plate are arranged between the first upper beam plate and the second upper beam plate. The front end and the rear end of the left side connecting plate are detachably connected to the upper left end of the first upper beam plate and the upper left end of the second upper beam plate respectively, and the front end and the rear end of the right side connecting plate are detachably connected to the upper right end of the first upper beam plate and the upper right end of the second upper beam plate respectively. A plurality of first mounting holes matched with straight beams of a car frame are formed in the left and right sides of the first upper beam plate and the second upper beam plate; the right upper end of the first upper beam plate is connected with a mounting plate extending forwards, the right upper end of the front side of the mounting plate is connected with a supporting plate extending upwards, and a safety limiting sensor is mounted at the upper end of the supporting plate; the connection strength and stability between the upper beam and the car frame straight beam are improved, the structure is simple and ingenious, disassembly and assembly are convenient, and safety is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to elevator car frame field technology especially is point to one kind for the upper beam structure of elevator car frame. BACKGROUND

[0002] In the prior art, the elevator car frame includes two vertical straight beams, a car bottom frame connected at the bottom of the two straight beams, and an upper beam connected at the top of the two straight beams. The upper beam is used for mounting a car top wheel. The car is driven to run up and down along the car guide rail by a traction suspension cable wound on the car top wheel. For example, a kind of elevator upper beam and the elevator car using the elevator upper beam disclosed in Chinese Patent No. CN207645581U discloses a kind of elevator upper beam, which includes a first connecting plate and a second connecting plate arranged in parallel and extending along the length direction of the upper beam, and a reinforcing connecting piece connected between the first connecting plate and the second connecting plate. The first connecting plate has a first bending part at both ends, and the two first bending parts are oriented in the same direction. The end of the two first bending parts away from the first connecting plate has a connecting part formed by bending in opposite directions. The connecting part is provided with a mounting hole matched with the straight beam of the car frame. That is, the mounting hole on the connecting part of the first connecting plate is matched with the straight beam of the car frame, so that the straight beam of the car frame is only connected and fixed with the first connecting plate. This results in poor connection strength and stability between the upper beam and the straight beam of the car frame.

[0003] Therefore, it is necessary to develop a new technology to solve the above problems. CONTENT OF THE UTILITY MODEL

[0004] Therefore, the utility model provides an upper beam structure of elevator car frame, which improves the connection strength and stability between the upper beam and the straight beam of the car frame, is simple and ingenious in structure, easy to disassemble and assemble, and ensures safety.

[0005] To achieve the above-mentioned purpose, the utility model adopts the following technical solutions:

[0006] The upper beam structure of the elevator cage comprises a first upper beam plate and a second upper beam plate which are symmetrically arranged front to back and parallel to each other, a left connecting plate and a right connecting plate are arranged between the first upper beam plate and the second upper beam plate, the front and rear ends of the left connecting plate are respectively detachably connected to the left upper end of the first upper beam plate and the left upper end of the second upper beam plate, the front and rear ends of the right connecting plate are respectively detachably connected to the right upper end of the first upper beam plate and the right upper end of the second upper beam plate, and a plurality of first mounting holes matched with the straight beams of the cage are arranged on the left and right sides of the first upper beam plate and the second upper beam plate; the right upper end of the first upper beam plate is connected with an installation plate extending forward, the right upper end of the front side of the installation plate is connected with a support plate extending upward, the upper end of the support plate is provided with a safety limiting sensor, and the right end of the safety limiting sensor extends to the right end of the support plate.

[0007] As a preferred solution, the upper and lower ends of the first upper beam plate each extend forward with a first transverse plate part, the upper and lower ends of the second upper beam plate each extend backward with a second transverse plate part, the front and rear ends of the left connecting plate are respectively detachably connected to the left upper end of the first transverse plate part on the upper side of the first upper beam plate and the left upper end of the second transverse plate part on the upper side of the second upper beam plate, the front and rear ends of the right connecting plate are respectively detachably connected to the right upper end of the first transverse plate part on the upper side of the first upper beam plate and the right upper end of the second transverse plate part on the upper side of the second upper beam plate, and the rear end of the installation plate is connected to the right lower end of the first transverse plate part on the upper side of the first upper beam plate.

[0008] As a preferred solution, the left upper end and the right upper end of the first transverse plate part on the upper side of the first upper beam plate and the left upper end and the right upper end of the second transverse plate part on the upper side of the second upper beam plate are each provided with a first connecting hole, the front and rear ends of the left connecting plate and the front and rear ends of the right connecting plate are each provided with a second connecting hole, and the first connecting hole and the corresponding second connecting hole are detachably connected by a first screw.

[0009] As a preferred solution, the rear end of the installation plate is provided with a third connecting hole, and the first connecting hole of the right upper end of the first transverse plate part on the upper side of the first upper beam plate, the second connecting hole of the front end of the right connecting plate and the third connecting hole are detachably connected by the first screw.

[0010] As a preferred solution, the support plate comprises a vertical plate part, an upper transverse plate part and a lower transverse plate part which are integrally connected to the upper and lower ends of the vertical plate part respectively, the upper transverse plate part and the lower transverse plate part each extend to the right, the right upper end of the front side of the installation plate is provided with a fourth connecting hole, the lower transverse plate part is provided with a fifth connecting hole, the fourth connecting hole and the fifth connecting hole are detachably connected by a second screw, and the safety limiting sensor is detachably mounted to the upper end of the upper transverse plate part.

[0011] As a preferred solution, the upper transverse plate part is provided with a sixth connecting hole, the safety limiting sensor has a seventh connecting hole, and the sixth connecting hole and the seventh connecting hole are detachably connected through a third screw.

[0012] As a preferred solution, the middle part of the left connecting plate and the right connecting plate is provided with a plurality of second mounting holes.

[0013] The utility model discloses compared with prior art has apparent advantages and beneficial effects, specifically speaking, from above technical scheme can know, it mainly is through setting up the front and back interval between first upper beam plate and second upper beam plate, and the left and right sides of first upper beam plate and second upper beam plate are provided with a plurality of first mounting holes that cooperate with the straight beam of the lift frame, so that the front and back sides of the straight beam of the lift frame are connected with first upper beam plate and second upper beam plate through first mounting hole respectively, which improves the connection strength and stability between the upper beam and the straight beam of the lift frame, and the left and right connecting plates are arranged between the first upper beam plate and the second upper beam plate, the front and back ends of the left connecting plate are detachably connected to the left upper end of the first upper beam plate and the left upper end of the second upper beam plate, and the front and back ends of the right connecting plate are detachably connected to the right upper end of the first upper beam plate and the right upper end of the second upper beam plate, so that the structure is simple and ingenious, and the disassembly and assembly are convenient, and the safety limiting sensor is connected to the upper end of the support plate, so that the purpose of sensing and limiting can be achieved, and safety is ensured.

[0014] To make the structure, technical means and achieved purposes and functions of the utility model clearer, the utility model will be further explained in detail in combination with the drawings and specific embodiments. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the whole structure perspective schematic diagram of the embodiment of the utility model;

[0016] Figure 2 It is another angle whole structure perspective schematic diagram of the embodiment of the utility model;

[0017] Figure 3 It is still another angle whole structure perspective schematic diagram of the embodiment of the utility model;

[0018] Figure 4 It is still another angle whole structure perspective schematic diagram of the embodiment of the utility model;

[0019] Figure 5 It is the whole structure perspective schematic diagram of the embodiment of the utility model and the cooperation of the sensing strip;

[0020] Figure 6 is the top view of the embodiment of the utility model matched with the induction strip.

[0021] The drawing mark explanation:

[0022] 10, first upper beam plate 11, first transverse plate part

[0023] 20, second upper beam plate 21, second transverse plate part

[0024] 30, left side connecting plate 40, right side connecting plate

[0025] 50, mounting plate 51, third connecting hole

[0026] 52, fourth connecting hole 60, support plate

[0027] 61, vertical plate part 62, upper transverse plate part

[0028] 63, lower transverse plate part 64, fifth connecting hole

[0029] 65, sixth connecting hole 70, safety limiting inductor

[0030] 101, first mounting hole 102, first connecting hole

[0031] 103, second connecting hole 104, second mounting hole

[0032] 105, induction strip 106, fixed plate. Specific embodiments

[0033] In the description of the utility model, it needs to be explained that if the terms "center", "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawing, or the orientation or positional relationship of the utility model product in use, it is only for the convenience of describing the utility model and simplifying the description, and it does not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, so it cannot be understood as a limitation on the utility model.

[0034] Please refer to Figures 1 to 6 It shows the specific structure of the upper beam structure of the elevator car frame provided by the embodiment of the utility model.

[0035] The upper beam structure of the elevator car frame comprises a front and back symmetrical and parallel arranged first upper beam plate 10 and a second upper beam plate 20, a left side connecting plate 30 and a right side connecting plate 40 are arranged between the first upper beam plate 10 and the second upper beam plate 20, the front and back two ends of the left side connecting plate 30 are respectively detachably connected to the left upper end of the first upper beam plate 10 and the left upper end of the second upper beam plate 20, and the front and back two ends of the right side connecting plate 40 are respectively detachably connected to the right upper end of the first upper beam plate 10 and the right upper end of the second upper beam plate 20, so that the structure is simple and ingenious, and the disassembly and assembly are convenient; a plurality of first mounting holes 101 matched with the straight beams of the car frame are arranged on the left and right sides of the first upper beam plate 10 and the second upper beam plate 20, so that the front and back sides of the straight beams of the car frame are respectively connected with the first upper beam plate 10 and the second upper beam plate 20 through the first mounting holes 101, thereby improving the connection strength and stability between the upper beam and the straight beams of the car frame.

[0036] As shown in Figure 1 the right upper end of the first upper beam plate 10 is connected with a forwardly extending mounting plate 50, the right upper end of the front side of the mounting plate 50 is connected with an upwardly extending supporting plate 60, and a safety limiting sensor 70 is mounted at the upper end of the supporting plate 60, so that the purpose of sensing and limiting can be achieved, and safety is ensured, and the right end of the safety limiting sensor 70 extends to the right end of the supporting plate 60.

[0037] As shown in Figure 1 the upper and lower ends of the first upper beam plate 10 are both forwardly extended with a first transverse plate part 11, the upper and lower ends of the second upper beam plate 20 are both rearwardly extended with a second transverse plate part 21, the front and back two ends of the left side connecting plate 30 are respectively detachably connected to the left upper end of the first transverse plate part 11 on the upper side of the first upper beam plate 10 and the left upper end of the second transverse plate part 21 on the upper side of the second upper beam plate 20, the front and back two ends of the right side connecting plate 40 are respectively detachably connected to the right upper end of the first transverse plate part 11 on the upper side of the first upper beam plate 10 and the right upper end of the second transverse plate part 21 on the upper side of the second upper beam plate 20, and the rear end of the mounting plate 50 is connected to the right lower end of the first transverse plate part 11 on the upper side of the first upper beam plate 10.

[0038] As shown in Figures 1 to 4As shown, the upper left end and the upper right end of the first transverse plate part 11 on the upper side of the first upper beam plate 10, the upper left end and the upper right end of the second transverse plate part 21 on the upper side of the second upper beam plate 20 are all provided with first connecting holes 102, the front and rear ends of the left connecting plate 30 and the front and rear ends of the right connecting plate 40 are all provided with second connecting holes 103, the first connecting hole 102 and the corresponding second connecting hole 103 are detachably connected through the first screw, so as to realize the detachable connection between the left connecting plate 30, the right connecting plate 40 and the first upper beam plate 10, the second upper beam plate 20.

[0039] As shown in the Figures 1 to 4 As shown, the rear end of the mounting plate 50 is provided with a third connecting hole 51, the first connecting hole 102 at the upper right end of the first transverse plate part 11 on the upper side of the first upper beam plate 10 and the second connecting hole 103 at the front end of the right connecting plate 40 are detachably connected with the third connecting hole 51 through the first screw, so as to make the right connecting plate 40 and the mounting plate 50 be commonly mounted on the first connecting hole 102 at the upper right end of the first transverse plate part 11 on the upper side of the first upper beam plate 10.

[0040] As shown in the Figures 1 to 4 As shown, the support plate 60 includes a vertical plate part 61 and an upper transverse plate part 62 and a lower transverse plate part 63 integrally connected to the upper and lower ends of the vertical plate part 61 respectively, the upper transverse plate part 62 and the lower transverse plate part 63 both extend to the right, the upper right end of the front side of the mounting plate 50 is provided with a fourth connecting hole 52, the lower transverse plate part 63 is provided with a fifth connecting hole 64, the fourth connecting hole 52 and the fifth connecting hole 64 are detachably connected through the second screw, so as to realize the detachable connection between the support plate 60 and the mounting plate 50; the safety limiting sensor 70 is detachably mounted on the upper end of the upper transverse plate part 62, specifically, the upper transverse plate part 62 is provided with a sixth connecting hole 65, the safety limiting sensor 70 has a seventh connecting hole, the sixth connecting hole 65 and the seventh connecting hole are detachably connected through the third screw.

[0041] As shown in the Figures 1 to 4 As shown, the middle part of the left connecting plate 30 and the right connecting plate 40 is provided with a plurality of second mounting holes 104, so as to facilitate the installation and connection with other structures of the elevator through the second mounting holes 104.

[0042] As shown in the Figure 5 As shown in the Figure 6 As shown, the safety limiting sensor 70 is correspondingly provided with an induction strip 105, the induction strip 105 extends in the up-down direction, and the induction strip 105 can be fixed through a fixed plate 106.

[0043] The utility model discloses a design emphasis lies in, it mainly is through setting up the front and back interval between first upper beam board and second upper beam board, and the left and right sides of first upper beam board and second upper beam board are provided with a plurality of first installation hole with the cooperation of the straight beam of lift frame, so, can make the straight beam of lift frame's front and back side respectively through first installation hole and first upper beam board and second upper beam board are connected, like this makes it improved the connection strength and stability between upper beam and lift frame straight beam, through setting up left side connecting plate and right side connecting plate between first upper beam board and second upper beam board, make left side connecting plate's front and back two ends respectively detachable type connection in first upper beam board's left upper end, second upper beam board's left upper end, right side connecting plate's front and back two ends respectively detachable type connection in first upper beam board's right upper end, second upper beam board's right upper end, so, can make its simple and ingenious structure, easy to disassemble, and, through the installation plate of extending forward is connected in first upper beam board's right upper end, and the support plate of extending upward is connected in the right upper end of the front side of installation plate, make the upper end of support plate install safety limit sensor, to make can reach the purpose of sensing limit, guarantee the security.

[0044] The above is only the preferred embodiment of the utility model, and does not limit the technical range of the utility model, so any slight modification, equivalent change and modification of the above embodiment according to the technical essence of the utility model still belong to the range of the technical scheme of the utility model.

Claims

1. A superbeam structure for an elevator car frame, characterized in that: The system includes a first upper beam plate and a second upper beam plate arranged symmetrically and parallel to each other. The first and second upper beam plates are spaced apart front to back. A left connecting plate and a right connecting plate are provided between the first and second upper beam plates. The front and rear ends of the left connecting plate are detachably connected to the upper left end of the first upper beam plate and the upper left end of the second upper beam plate, respectively. The front and rear ends of the right connecting plate are detachably connected to the upper right end of the first upper beam plate and the upper right end of the second upper beam plate, respectively. Several first mounting holes that mate with the straight beams of the car frame are provided on the left and right sides of both the first and second upper beam plates. A forward-extending mounting plate is connected to the upper right end of the first upper beam plate. An upward-extending support plate is connected to the upper right end of the front side of the mounting plate. A safety limit sensor is installed on the upper end of the support plate, and the right end of the safety limit sensor extends beyond the right end of the support plate.

2. The upper beam structure of an elevator car frame according to claim 1, characterized in that: The first upper beam plate has a first transverse plate extending forward at both its upper and lower ends, and the second upper beam plate has a second transverse plate extending backward at both its upper and lower ends. The front and rear ends of the left connecting plate are detachably connected to the upper left end of the first transverse plate on the upper side of the first upper beam plate and the upper left end of the second transverse plate on the upper side of the second upper beam plate, respectively. The front and rear ends of the right connecting plate are detachably connected to the upper right end of the first transverse plate on the upper side of the first upper beam plate and the upper right end of the second transverse plate on the upper side of the second upper beam plate, respectively. The rear end of the mounting plate is connected to the lower right end of the first transverse plate on the upper side of the first upper beam plate.

3. The upper beam structure of an elevator car frame according to claim 2, characterized in that: First connecting holes are provided at the upper left and upper right ends of the first transverse plate on the upper side of the first upper beam plate, and at the upper left and upper right ends of the second transverse plate on the upper side of the second upper beam plate. Second connecting holes are provided at the front and rear ends of the left connecting plate and the front and rear ends of the right connecting plate. The first connecting holes and the corresponding second connecting holes are detachably connected by first screws.

4. The upper beam structure of an elevator car frame according to claim 3, characterized in that: The mounting plate has a third connection hole at its rear end. The first connection hole at the upper right end of the first transverse plate on the upper side of the first upper beam plate, the second connection hole at the front end of the right side connecting plate, and the third connection hole are detachably connected by the first screw.

5. The upper beam structure of an elevator car frame according to claim 1, characterized in that: The support plate includes a vertical plate and an upper horizontal plate and a lower horizontal plate, which are integrally connected to the upper and lower ends of the vertical plate, respectively. Both the upper and lower horizontal plates extend to the right. A fourth connecting hole is provided at the upper right end of the front side of the mounting plate, and a fifth connecting hole is provided at the lower horizontal plate. The fourth connecting hole and the fifth connecting hole are detachably connected by a second screw. The safety limit sensor is detachably installed at the upper end of the upper horizontal plate.

6. The upper beam structure of an elevator car frame according to claim 5, characterized in that: The upper horizontal plate is provided with a sixth connecting hole, and the safety limit sensor has a seventh connecting hole. The sixth connecting hole and the seventh connecting hole are detachably connected by a third screw.

7. The upper beam structure of an elevator car frame according to claim 1, characterized in that: Both the left and right connecting plates have several second mounting holes in their middle sections.

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