Steel wire rope loosening and breaking detection alarm mechanism for elevator

Abstract

The utility model discloses a steel wire rope loosening and breaking detection alarm mechanism for an elevator. The steel wire rope loosening and breaking detection alarm mechanism comprises a tension tester and a fixing mechanism, the fixing mechanism comprises two connecting blocks movably connected to the tension tester, one side of one connecting block is fixedly connected with a first elastic band, and one side of the other connecting block is fixedly connected with a second elastic band; according to the steel wire rope loosening and breaking detection alarm mechanism for the elevator, a fixing mechanism is arranged on a tension tester, so that a first elastic belt and a second elastic belt can surround the waist of a worker after being tensioned, and after a movable plate is inserted into an insertion groove, a convex block can be inserted into a through groove under the action of a spring; therefore, the first elastic band and the second elastic band can be conveniently connected and detached; through the arrangement, the tension tester can be conveniently fixed on the waist of a worker, so that the potential safety hazard that the tester accidentally falls off when the tester is operated in an elevator shaft is eliminated.

Description

Technical Field

[0001] The utility model relates to the technical field of elevator maintenance, in particular to a wire rope loosening and breaking detection and alarm mechanism for an elevator. Background Art

[0002] As we all know, an elevator is a permanent transportation device that serves several specific floors in a building and whose car runs on at least two rows of rigid rails that are perpendicular to the horizontal plane or have an inclination angle of less than fifteen degrees to the plumb line.

[0003] In order to ensure the safety of the elevator during operation, it is necessary to regularly check the looseness of the wire rope on the elevator. The existing technology mainly uses a digital alarm tension tester to test the tension of the wire rope one by one; but since the existing digital alarm tension tester lacks the function of fixing it on the waist of the staff, there is a safety hazard that the instrument may accidentally fall when the staff uses the tester to operate in the elevator shaft; for this reason, we propose a wire rope loosening detection alarm mechanism for elevators.

[0004] The above information disclosed in the Background section is only for enhancement of understanding of the background of the present disclosure and therefore it may include information that does not constitute the prior art that is already known to one of ordinary skill in the art. Utility Model Content

[0005] The utility model aims to provide an elevator wire rope loosening detection alarm mechanism to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a wire rope loosening detection and alarm mechanism for an elevator, comprising: a tension tester and a fixing mechanism;

[0007] The fixing mechanism includes two connecting blocks movably connected to the tensile tester, wherein one side of one of the connecting blocks is fixedly connected to a first elastic band, and one side of the other connecting block is fixedly connected to a second elastic band, one end of the first elastic band is fixedly connected to a support block, one side of the support block is hinged with two movable plates, adjacent sides of the two movable plates are evenly fixedly connected with springs, and opposite sides of the two movable plates are fixedly connected with protrusions, one end of the second elastic band is fixedly connected to a shell, and the interior of the shell is respectively provided with a slot for inserting the movable plate and a through slot for inserting the protrusion, and one side of the through slot is connected to the slot.

[0008] By adopting the above technical scheme, the tensile tester can be fixed on the waist of the staff by tightening the first elastic band and the second elastic band, and after the first elastic band is pulled, the staff can drive the movable plate to be inserted into the slot of the shell through the support block, so that after the two protrusions are squeezed by the inner wall of the slot, the two movable plates can rotate towards each other on the support block, and when the protrusions move to the position of the through slot under the drive of the movable plates, the two movable plates can drive the two protrusions away from each other under the action of the tension force of the spring, so that the protrusions can be inserted into the through slot, and the movable plate can be fixed in the shell; in addition, the movable plate can be pulled out of the slot by pressing the two protrusions into the inside of the slot at the same time.

[0009] Preferably, a connecting seat is fixedly connected to the outer side of the tensile tester, and a movable rod is rotatably connected to one side of the connecting seat.

[0010] By adopting the above technical solution, the movable rod can be easily rotated on the connecting seat.

[0011] Preferably, the movable rod is fixedly embedded in the connecting block.

[0012] By adopting the above technical solution, the connection block can be easily rotated on the connection seat.

[0013] Preferably, a handle is fixedly connected to one side of the support block.

[0014] By adopting the above technical solution, it is convenient to pull the first elastic band through the support block, and it is also convenient to draw the movable plate out of the slot through the support block.

[0015] Preferably, an elastic band is fixedly connected to the outer side of the shell, and one end of the elastic band is fixedly connected to a connecting plate.

[0016] By adopting the above technical solution, the elastic band can be easily pulled through the connecting plate.

[0017] Preferably, one side of the connecting plate is evenly and fixedly connected with hooks arranged at equal distances.

[0018] By adopting the above technical solution, it is possible to conveniently fix the hook on the handle, thereby facilitating the reinforced fixation of the first elastic band and the second elastic band.

[0019] Preferably, a rubber sleeve is fixedly mounted on the handle.

[0020] By adopting the above technical solution, the stability when using the handle can be improved.

[0021] In summary, the present application includes at least one of the following beneficial technical effects:

[0022] The wire rope loosening detection alarm mechanism for the elevator is provided with a fixing mechanism on the tension tester, so that the first elastic belt and the second elastic belt can be wrapped around the waist of the staff after being tightened, and after the movable plate is inserted into the slot, the protrusion can be inserted into the through groove under the action of the spring, so that the first elastic belt and the second elastic belt can be easily connected and disassembled; through the above arrangement, the tension tester can be easily fixed on the waist of the staff, thereby eliminating the safety hazard of accidental falling of the tester when operating in the elevator shaft. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a structural schematic diagram of the steel wire rope loosening detection and alarm mechanism for elevators of the utility model;

[0024] Figure 2 It is an enlarged schematic diagram of area A of the structural schematic diagram of the steel wire rope loosening detection and alarm mechanism for elevators of the utility model;

[0025] Figure 3 It is an enlarged schematic diagram of area B of the structural schematic diagram of the steel wire rope loosening detection and alarm mechanism for elevators of the utility model;

[0026] Figure 4 The utility model is a schematic diagram of the structure of the through groove and the slot in the wire rope loosening detection alarm mechanism for elevators.

[0027] In the figure: 1, tensile tester; 2, fixing mechanism; 20, connecting block; 21, first elastic band; 22, second elastic band; 23, supporting block; 24, movable plate; 25, spring; 26, protrusion; 27, shell; 28, through groove; 29, slot; 201, elastic band; 202, connecting plate; 203, hook; 204, handle; 205, connecting seat; 206, movable rod. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0029] See also Figure 1-Figure 4 , the utility model provides a technical solution: a wire rope loosening detection alarm mechanism for an elevator, comprising: a tension tester 1 and a fixing mechanism 2;

[0030] First, in order to be able to fix the tensile tester 1 on the waist of the staff by tightening the first elastic band 21 and the second elastic band 22, and after the first elastic band 21 is pulled, the staff can drive the movable plate 24 to be inserted into the slot 29 of the shell 27 through the support block 23, so that the two protrusions 26 are squeezed by the inner wall of the slot 29, and the two movable plates 24 can rotate closer to each other on the support block 23, and when the protrusions 26 are driven by the movable plates 24 to move to the position where the through slots 28 are located, the two movable plates 24 can drive the two protrusions 26 away from each other under the action of the extension force of the spring 25, so that the protrusions 26 can be inserted into the through slots 28, so that the movable plates 24 can be fixed in the shell 27; in addition, in order to simultaneously press the two protrusions 26 into the slots 29 The movable plate 24 can be pulled out from the slot 29 in an internal manner; the fixing mechanism 2 includes two connecting blocks 20 movably connected to the tensile tester 1, one side of one connecting block 20 is fixedly connected to a first elastic band 21, one side of the other connecting block 20 is fixedly connected to a second elastic band 22, one end of the first elastic band 21 is fixedly connected to a support block 23, one side of the support block 23 is hinged with two movable plates 24, the adjacent sides of the two movable plates 24 are evenly fixedly connected to springs 25, the opposite sides of the two movable plates 24 are fixedly connected to a protrusion 26, one end of the second elastic band 22 is fixedly connected to a shell 27, the inside of the shell 27 is respectively provided with a slot 29 for inserting the movable plate 24 and a through slot 28 for inserting the protrusion 26, one side of the through slot 28 is connected to the slot 29;

[0031] Secondly, in order to facilitate the rotation of the movable rod 206 on the connecting seat 205, the outer side of the tensile tester 1 is fixedly connected to the connecting seat 205, and one side of the connecting seat 205 is rotatably connected to the movable rod 206; in order to facilitate the rotation of the connecting block 20 on the connecting seat 205, the movable rod 206 is fixedly embedded in the interior of the connecting block 20; in order to facilitate the pulling of the first elastic band 21 through the support block 23, and also facilitate the extraction of the movable plate 24 from the slot 29 through the support block 23, one side of the support block 23 is fixedly connected to the handle 20 4; In order to facilitate pulling the elastic band 201 through the connecting plate 202, the outer side of the shell 27 is fixedly connected with the elastic band 201, and one end of the elastic band 201 is fixedly connected with the connecting plate 202; In order to facilitate fixing the hook 203 on the handle 204, and then to facilitate strengthening the fixation of the first elastic band 21 and the second elastic band 22, one side of the connecting plate 202 is evenly fixedly connected with equidistantly arranged hooks 203; In order to improve the stability when using the handle 204, the stability when using the handle 204 can be improved.

[0032] It should be noted that the model of the tensile tester 1 is DB25-204FM-1KN.

[0033] According to the above technical scheme, the working steps of this scheme are summarized and sorted out: when in use, the tension tester 1 is first fixed to the waist of the staff by tightening the first elastic band 21 and the second elastic band 22, and after the first elastic band 21 is pulled, the staff can drive the movable plate 24 to be inserted into the slot 29 of the shell 27 through the support block 23, so that the two protrusions 26 are squeezed by the inner wall of the slot 29, and the two movable plates 24 can rotate close to each other on the support block 23, and when the protrusions 26 are in the movable When the plate 24 is driven to move to the position where the through slot 28 is located, the two movable plates 24 can drive the two protrusions 26 to move away from each other under the action of the extension force of the spring 25, so that the protrusions 26 can be inserted into the through slot 28, so that the movable plate 24 can be fixed in the shell 27; in addition, by pressing the two protrusions 26 into the slot 29 at the same time, the movable plate 24 can be pulled out of the slot 29, thereby facilitating the separation of the first elastic band 21 and the second elastic band 22, so that the tensile tester 1 can be removed for use.

[0034] In summary: the wire rope loosening detection alarm mechanism for the elevator is provided with a fixing mechanism 2 on the tension tester 1, so that the first elastic belt 21 and the second elastic belt 22 can be wrapped around the waist of the staff after being tightened, and after the movable plate 24 is inserted into the slot 29, the protrusion 26 can be inserted into the through groove 28 under the action of the spring 25, so that the first elastic belt 21 and the second elastic belt 22 can be easily connected and disassembled; through the above arrangement, the tension tester 1 can be easily fixed on the waist of the staff, thereby eliminating the safety hazard of accidental falling of the tester when operating in the elevator shaft.

[0035] Parts not involved in the present invention are the same as the prior art or can be implemented by the prior art. Although the embodiments of the present invention have been shown and described, it is understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the attached claims and their equivalents.

Claims

1. A wire rope loosening detection alarm mechanism for an elevator, characterized in that: include: Tensile tester (1) and fixing mechanism (2); The fixing mechanism (2) comprises two connecting blocks (20) movably connected to the tensile tester (1), wherein one side of one of the connecting blocks (20) is fixedly connected to a first elastic band (21), and one side of the other connecting block (20) is fixedly connected to a second elastic band (22), one end of the first elastic band (21) is fixedly connected to a support block (23), one side of the support block (23) is hinged with two movable plates (24), the adjacent sides of the two movable plates (24) are evenly fixedly connected to springs (25), the opposite sides of the two movable plates (24) are fixedly connected to a protrusion (26), one end of the second elastic band (22) is fixedly connected to a shell (27), and the shell (27) is provided with a slot (29) for inserting the movable plate (24) and a through slot (28) for inserting the protrusion (26), and one side of the through slot (28) is connected to the slot (29).

2. The steel wire rope loosening detection and alarm mechanism for elevators according to claim 1, characterized in that: A connecting seat (205) is fixedly connected to the outer side of the tensile tester (1), and a movable rod (206) is rotatably connected to one side of the connecting seat (205).

3. The steel wire rope loosening detection and alarm mechanism for an elevator according to claim 2, characterized in that: The movable rod (206) is fixedly embedded in the interior of the connecting block (20).

4. The steel wire rope loosening detection and alarm mechanism for an elevator according to claim 1, characterized in that: A handle (204) is fixedly connected to one side of the support block (23).

5. The steel wire rope loosening detection and alarm mechanism for an elevator according to claim 1, characterized in that: An elastic band (201) is fixedly connected to the outer side of the shell (27), and one end of the elastic band (201) is fixedly connected to a connecting plate (202).

6. The steel wire rope loosening detection and alarm mechanism for elevators according to claim 5, characterized in that: One side of the connection plate (202) is evenly and fixedly connected with hooks (203) arranged at equal distances.

7. The steel wire rope loosening detection and alarm mechanism for an elevator according to claim 4, characterized in that: The handle (204) is fixedly sleeved with a rubber sleeve.

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