CN216990008U

CN216990008U - Auxiliary clamp for drilling of elevator car handrail

Info

Publication number: CN216990008U
Application number: CN202220692870.XU
Authority: CN
Inventors: 张新美; 张卫忠; 王雨; 毛惠辉; 陆卫斌
Original assignee: Chuzhou Zhuomeya Decoration Engineering Co ltd
Current assignee: Chuzhou Zhuomeya Decoration Engineering Co ltd
Priority date: 2022-03-28
Filing date: 2022-03-28
Publication date: 2022-07-19
Anticipated expiration: 2032-03-28

Abstract

The auxiliary clamp for drilling the elevator car handrail comprises a frame body, wherein one end of the frame body is sealed and embedded with a threaded sleeve, the interior of the threaded sleeve is in threaded connection with a first adjusting bolt, one end of the adjusting bolt is positioned in the frame body and is in contact with a limiting mould, a clamping piece is arranged on the side wall of one end, away from the threaded sleeve, of the frame body, the clamping piece and the limiting mould are matched to enable the handrail to be limited in the frame body, and a connecting part is arranged at the bottom of one side, close to the clamping piece, of the frame body and used for installing and fixing the frame body; set up holder and spacing mould and can fix three sides of handrail, restrict the handrail in the framework inside, make things convenient for going on of drilling operation, spacing mould can replace according to the change of handrail shape simultaneously, makes spacing mould and handrail supporting use, makes anchor clamps can the handrail of the spacing different shapes of centre gripping, makes things convenient for its drilling, reduces process time, improves machining efficiency.

Description

Auxiliary clamp for drilling of elevator car handrail

Technical Field

The utility model belongs to the technical field of elevator car handrails, and particularly relates to an auxiliary clamp for drilling of an elevator car handrail.

Background

The handrail is the essential accessory in the elevator car, the shape structure of elevator car handrail is numerous, one of them kind just is the design of both ends elbow, for its be connected with other things convenient for, need drill processing to it in advance, but because the handrail majority adopts stainless steel, the surface is smooth, artifical handheld can't be fixed to it, the condition of skidding appears easily when drilling, even take the phenomenon of also can't avoid skidding of anti-skidding gloves, can't effectively fix the handrail, cause the drilling difficulty, the process time has been prolonged, the machining efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model provides an auxiliary clamp for drilling an elevator car handrail, and the specific technical scheme is as follows:

elevator car handrail drilling auxiliary fixture, including the framework, framework one end is sealed to be set up and has been inlayed the thread bush, the inside threaded connection of thread bush has adjusting bolt one, an adjusting bolt tip is located the framework inside and contacts with spacing mould, the one end lateral wall that the framework deviates from the thread bush is provided with the holder, holder and spacing mould cooperation can make the handrail restrict in the framework inside, the framework is by being provided with adapting unit to one side bottom of holder for the fixed framework of installation.

Furthermore, the clamping piece comprises a second adjusting bolt, a clamping plate, a limiting rod and a first rubber pad, the side wall of the end part of the frame is in threaded connection with the second adjusting bolt, the two end parts of the adjusting bolt are positioned in the frame and are connected with a bearing of the clamping plate, the surface of the clamping plate is connected with the limiting rod which is parallel to the two phases of the adjusting bolt, the end part of the limiting rod penetrates through the frame and is positioned outside the frame, and one side of the clamping plate, which deviates from the second adjusting bolt, and the inner side of the end part of the frame are both bonded with the first rubber pad.

Further, the limiting die comprises a limiting block, a through hole and a second rubber pad, the limiting block is arranged inside the frame body, two sides of the limiting block are attached to the inner wall of the frame body, the second rubber pad is bonded to one side, facing the clamping piece, of the limiting block, and the through hole enabling one end of the adjusting bolt to enter is formed in the other side of the limiting block.

Further, the framework includes curb plate and bottom plate, curb plate one end interval is greater than the other end interval, just the one end opening setting that the curb plate diameter is big, the holder is located curb plate opening one end, curb plate bottom fixedly connected with bottom plate, the bottom plate surface has evenly distributed's mesh.

Further, adapting unit includes connecting plate, round hole, rectangular hole, screw rod, lug and nut, the fixed connecting plate that is provided with in lateral wall bottom of framework, the round hole that has the equidistance to distribute is vertically opened on the connecting plate surface, the inboard of round hole is vertically opened has communicating rectangular hole, run through being provided with the screw rod in the round hole, screw rod one end fixedly connected with lug, the lug can pass the rectangular hole and be located the connecting plate opposite side, screw rod surface threaded connection has the nut.

The utility model has the beneficial effects that:

1. the clamping piece and the limiting die are arranged to fix three sides of the handrail, so that the handrail is limited in the frame body, the drilling operation is convenient to carry out, meanwhile, the limiting die can be replaced according to the change of the shape of the handrail, the limiting die and the handrail are matched for use, the clamp can clamp and limit the handrail with different shapes, the drilling of the handrail is convenient, the processing time is reduced, and the processing efficiency is improved;

2. the connecting part is arranged to install and fix the frame body, the connecting part realizes detachable connection of the frame body, the frame body can be installed on different objects, and the frame body is convenient to fix and limit the handrail.

Drawings

Figure 1 shows a prior art structural schematic of the armrest of the present invention;

fig. 2 is a schematic view showing a structure of an auxiliary jig for drilling a handrail of an elevator car according to the present invention;

FIG. 3 shows a schematic structural view of a stop die of the present invention;

FIG. 4 shows a schematic structural view of a connection plate of the present invention;

FIG. 5 shows a schematic of the screw of the present invention;

FIG. 6 shows a front view of the present invention;

shown in the figure: 1. a frame body; 11. a side plate; 12. a base plate; 2. a threaded sleeve; 3. adjusting a first bolt; 4. limiting the mould; 41. a limiting block; 42. a through hole; 43. a second rubber pad; 5. a clamping member; 51. adjusting a second bolt; 52. a clamping plate; 53. a limiting rod; 54. a first rubber pad; 6. a connecting member; 61. a connecting plate; 62. a circular hole; 63. a rectangular hole; 64. a screw; 65. a bump; 66. and a nut.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

As shown in fig. 2, supplementary anchor clamps of elevator car handrail drilling, including framework 1, framework 1 one end is sealed to be set up and has inlayed thread bush 2, the inside threaded connection of thread bush 2 has adjusting bolt 3, adjusting bolt 3 tip is located framework 1 inside and contacts with spacing mould 4, framework 1 deviates from the one end lateral wall of thread bush 2 and is provided with holder 5, holder 5 and the cooperation of spacing mould 4 can make the handrail restrict in framework 1 inside, framework 1 is provided with adapting unit 6 by one side bottom to holder 5 for the fixed framework 1 of installation.

The threaded sleeve 2 is transversely arranged on the side wall of the frame body 1 and is communicated with the inside of the frame body 1, the end part of the adjusting bolt I3 is in threaded connection with the threaded sleeve 2, so that the end part of the adjusting bolt I3 can rotate to enter the inside of the frame body 1 and contact with the limiting mould 4, the limiting mould 4 is matched with the handrail in shape and can be attached to the end part of the handrail, the limiting mould 4 is not connected with the frame body 1, handrails of different shapes can replace different limiting moulds 4, the limiting mould 4 can limit the end part of the handrail, the limiting mould 4 is matched with the handrail for use, one end of the frame body 1 is large in diameter, the other end of the frame body 1 is small in diameter, the other end of the frame body is provided with an opening, the handrail can conveniently enter the frame body 1, the clamping piece 5 can contact with the handrail and can clamp and fix the handrail, the inner wall of the frame body 1 can not swing left and right, and the end part of the frame body is limited by the limiting mould 4 and is limited inside the frame body 1, the drilling operation is convenient to carry out.

The connecting part 6 is used for installing the frame body 1, so that the frame body 1 is connected with other objects, such as a workbench, the frame body 1 is fixed on other objects and is not easy to shake, the handrail is conveniently limited and drilled, and the connection is detachable, so that the frame body 1 can be connected with different objects.

As shown in fig. 2, the clamping member 5 includes a second adjusting bolt 51, a clamping plate 52, a limiting rod 53 and a first rubber pad 54, the second adjusting bolt 51 is connected to the side wall of the end portion of the frame body 1 through a thread, the end portion of the second adjusting bolt 51 is located in the frame body 1 and is connected with the clamping plate 52 through a bearing, the limiting rod 53 parallel to the second adjusting bolt 51 is connected to the surface of the clamping plate 52, the end portion of the limiting rod 53 penetrates through the frame body 1 and is located outside the frame body 1, and one side of the clamping plate 52 away from the second adjusting bolt 51 and the inner side of the end portion of the frame body 1 are both bonded with the first rubber pad 54.

The lateral wall of framework 1 is opened and is had the screw that can with two 51 threaded connection of adjusting bolt, the middle part of grip block 52 is provided with outstanding ring, and inside has inlayed the bearing, make two 51 tip of adjusting bolt can be connected with grip block 52 bearing, and under the restriction of gag lever post 53, the rotatory removal of two 51 adjusting bolt can make grip block 52 linear movement, nevertheless can not make its rotation, the hole that can make gag lever post 53 pass is also opened to framework 1 lateral wall, rubber pad 54 adopts has anti-skidding line, the condition of skidding when can reducing and handrail contact, in addition, framework 1 inboard is provided with indent and conveniently bonds rubber pad 54.

As shown in fig. 3, the limiting mold 4 includes a limiting block 41, a through hole 42 and a second rubber pad 43, the limiting block 41 is arranged inside the frame body 1, two sides of the limiting block 41 are attached to the inner wall of the frame body 1, the second rubber pad 43 is bonded to one side of the limiting block 41 facing the clamping member 5, and the through hole 42 allowing the end of the first adjusting bolt 3 to enter is formed in the other side of the limiting block 41.

The width of the limiting block 41 is matched with the inner width of the end with the small diameter of the frame body 1, so that the limiting block 41 is positioned in the frame body 1 and can be jointed with the inner wall of the frame body 1, the side of the limiting block 41 facing the clamping piece 5 can be designed into a cambered surface or other designs, the diameter of the through hole 42 is slightly larger than that of the adjusting bolt I3, therefore, the end part of the first adjusting bolt 3 can enter the limiting block 41, the rotation of the second adjusting bolt 51 can push the limiting block 41 to move towards the clamping piece 5, and meanwhile, the second adjusting bolt can abut against the limiting block 41 to prevent the second adjusting bolt from retreating, thereby make spacing mould 4 can support handrail tip, the second 43 surfaces of rubber pad also have anti-skidding line, can make stopper 41 and handrail laminating when playing antiskid, avoid the friction between the two to produce the trace.

As shown in fig. 2, the frame body 1 includes a side plate 11 and a bottom plate 12, the distance between one ends of the side plate 11 is greater than the distance between the other ends, the end opening of the side plate 11 with a large diameter is arranged, the clamping member 5 is located at one end of the opening of the side plate 11, the bottom of the side plate 11 is fixedly connected with the bottom plate 12, and the surface of the bottom plate 12 is provided with uniformly distributed meshes.

The one end that curb plate 11 diameter is big outwards extrudees, and holder 5 is located the outstanding part of curb plate 11, and the longitudinal section of curb plate 11 is similar to the U type, and the inside piece powder of framework 1 of being convenient for is discharged in the mesh design in bottom plate 12 surface, avoids whole stays of piece powder inside framework 1, and the opening and do not have the roof in framework 1 one side that constitute by curb plate 11 and bottom plate 12 makes things convenient for the handrail to get into and breaks away from, also conveniently replaces limit die 4.

As shown in fig. 4 and 5, the connecting member 6 includes a connecting plate 61, a circular hole 62, a rectangular hole 63, a screw 64, a protrusion 65 and a nut 66, the bottom of the sidewall of the frame 1 is fixedly provided with the connecting plate 61, the surface of the connecting plate 61 is longitudinally provided with the circular holes 62 distributed at equal intervals, the inner side of the circular hole 62 is longitudinally provided with the communicated rectangular hole 63, the circular hole 62 is internally provided with the screw 64 in a penetrating manner, one end of the screw 64 is fixedly connected with the protrusion 65, the protrusion 65 can penetrate through the rectangular hole 63 and is located at the other side of the connecting plate 61, and the outer surface of the screw 64 is connected with the nut 66 in a threaded manner.

The side plate 11 protrudes from one side, the connecting plate 61 is positioned at the bottom of the side plate 11, the round hole 62 is communicated with the rectangular hole 63, the diameter of the screw rod 64 is slightly smaller than that of the round hole 62, the length and width of the rectangular hole 63 are slightly larger than the lug 65, therefore, the screw rod 64 and the lug 65 can pass through the connecting plate 61 through the round hole 62 and the rectangular hole 63 and are positioned at the other side of the connecting plate 61, the nut 66 rotates on the surface of the screw rod 64 and can be attached to the top of the connecting plate 61, when in installation, the screw rod 64 and the lug 65 can pass through the round hole 62 and the rectangular hole 63, the lug 65 and the rectangular hole 63 are dislocated by rotating the screw rod 64, the connecting part of other objects passes through the screw rod 64 and is fixed through the nut 66, so that the connecting part is fixed at the top of the connecting plate 61, or the screw rod 64 and the lug 65 pass through the connecting part of other objects, the screw rod 64 moves upwards to enable the lug 65 to be attached to the bottom end of the connecting part of the other objects, then, the nut 66 is rotated to make the nut 66 tightly fit with the connecting plate 61, and at this time, the screw 64 cannot be easily rotated, so that the connection is achieved under the limitation of the projection 65 and the nut 66.

The working principle is as follows: the frame body 1 is connected with other objects through the connecting part 6, the frame body 1 is in a fixed state, the handrail is arranged in the frame body 1, the first adjusting bolt 3 is rotated, the first adjusting bolt 3 pushes the limiting mold 4 to move, the limiting mold 4 is attached to the end part of the handrail, the first adjusting bolt 3 is continuously rotated to push the handrail to enable one end, needing to be punched, of the handrail to be located on the outer side of the frame body 1, then the second adjusting bolt 51 is rotated to push the clamping plate 52 to be attached to the handrail, one side of the handrail is attached to the clamping plate 52, the other side of the handrail is attached to the inner portion of the frame body 1, the handrail is limited by the three sides at the moment, and the end part of the handrail can be drilled.

The above description is intended to be illustrative of the preferred embodiment of the present invention and should not be taken as limiting the utility model, but rather, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the utility model.

Claims

1. Elevator car handrail drilling auxiliary fixture, its characterized in that: including framework (1), framework (1) one end is sealed to be set up and has inlayed thread bush (2), thread bush (2) internal thread is connected with adjusting bolt (3), adjusting bolt (3) tip is located framework (1) inside and contacts with spacing mould (4), the one end lateral wall that framework (1) deviates from thread bush (2) is provided with holder (5), holder (5) and spacing mould (4) cooperation can make the handrail restrict inside framework (1), framework (1) is by being provided with adapting unit (6) to one side bottom of holder (5) for the fixed framework of installation (1).

2. The elevator car handrail boring assisting jig of claim 1, wherein: the clamping piece (5) comprises a second adjusting bolt (51), a clamping plate (52), a limiting rod (53) and a first rubber pad (54), the side wall of the end part of the frame body (1) is in threaded connection with the second adjusting bolt (51), the end part of the second adjusting bolt (51) is located in the frame body (1) and is connected with a bearing of the clamping plate (52), the surface of the clamping plate (52) is connected with the limiting rod (53) parallel to the second adjusting bolt (51), the end part of the limiting rod (53) penetrates through the frame body (1) and is located on the outer side of the frame body (1), one side of the clamping plate (52) departing from the second adjusting bolt (51) and the inner side of the end part of the frame body (1) are both bonded with the first rubber pad (54).

3. The elevator car handrail drilling assistance fixture of claim 1, wherein: the limiting mould (4) comprises a limiting block (41), a through hole (42) and a second rubber pad (43), the limiting block (41) is arranged inside the frame body (1), two sides of the limiting block (41) are attached to the inner wall of the frame body (1), the second rubber pad (43) is bonded to one side, facing the clamping piece (5), of the limiting block (41), and the through hole (42) enabling the end of the adjusting bolt (3) to enter is formed in the other side of the limiting block (41).

4. The elevator car handrail drilling assistance fixture of claim 1, wherein: frame body (1) includes curb plate (11) and bottom plate (12), curb plate (11) one end interval is greater than the other end interval, just the one end opening setting that curb plate (11) diameter is big, holder (5) are located curb plate (11) opening one end, curb plate (11) bottom fixedly connected with bottom plate (12), bottom plate (12) surface has evenly distributed's mesh.

5. The elevator car handrail boring assisting jig of claim 1, wherein: connecting part (6) are including connecting plate (61), round hole (62), rectangular hole (63), screw rod (64), lug (65) and nut (66), the fixed connecting plate (61) that is provided with in lateral wall bottom of framework (1), vertically open round hole (62) that have the equidistance and distribute in connecting plate (61) surface, vertically open the inboard of round hole (62) has communicating rectangular hole (63), it is provided with screw rod (64) to run through in round hole (62), screw rod (64) one end fixedly connected with lug (65), lug (65) can pass rectangular hole (63) and lie in connecting plate (61) opposite side, screw rod (64) surface threaded connection has nut (66).