CN212503487U - Car frame overhauls fixing device - Google Patents
Car frame overhauls fixing device Download PDFInfo
- Publication number
- CN212503487U CN212503487U CN202020940883.5U CN202020940883U CN212503487U CN 212503487 U CN212503487 U CN 212503487U CN 202020940883 U CN202020940883 U CN 202020940883U CN 212503487 U CN212503487 U CN 212503487U
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- car frame
- section
- bolt
- force application
- jack
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Abstract
The application discloses car frame overhauls fixing device includes: the safety switch is fixed on the car frame and used for triggering the traction machine to cut off the power; the bolt is slidably arranged on the car frame and used for triggering the safety switch; the inserting plate is fixed on the car guide rail and is provided with a jack matched with the bolt; the bolt includes along the axial set gradually: the inserting section is in circumferential limit fit with the jack; the diameter of the triggering section is gradually increased along the direction departing from the jack; a force application section for applying force to change the matching state of the bolt and the jack; the car frame is provided with a locking mechanism for fixing the position of the bolt in the reset state, and the locking mechanism acts on the force application section. The application provides a car frame overhauls fixing device, simple structure, simple to operate, and job stabilization's car frame overhauls fixing device.
Description
Technical Field
The application relates to the technical field of elevators, in particular to a car frame overhauling and fixing device.
Background
No computer lab elevator overhauls the during operation at the top layer, need fix the car position with the help of the fixed locking device of car frame, and among the prior art, car frame locking device adopts reset spring or support bayonet socket to come the pretension bolt more, and the structure is more complicated, and the installation is inconvenient, and the cost is higher moreover.
SUMMERY OF THE UTILITY MODEL
Based on this, provide a simple structure, simple to operate, and job stabilization's car frame overhauls fixing device.
A car frame maintenance fixing device, comprising:
the safety switch is fixed on the car frame and used for triggering the traction machine to cut off the power;
the bolt is slidably arranged on the car frame and used for triggering the safety switch;
the inserting plate is fixed on the car guide rail and is provided with a jack matched with the bolt;
the bolt includes along the axial set gradually:
the inserting section is in circumferential limit fit with the jack;
the diameter of the triggering section is gradually increased along the direction departing from the jack;
a force application section for applying force to change the matching state of the bolt and the jack;
the car frame is provided with a locking mechanism for fixing the position of the bolt in the reset state, and the locking mechanism acts on the force application section.
Several alternatives are provided below, but not as an additional limitation to the above general solution, but merely as a further addition or preference, each alternative being combinable individually for the above general solution or among several alternatives without technical or logical contradictions.
Optionally, the insertion holes are at least three arranged along the extending direction of the car guide rail.
Optionally, the insertion hole is a polygonal hole, and the cross-sectional shape of the insertion section corresponds to the shape of the insertion hole.
Optionally, the fit clearance between the insertion section and the insertion hole is 0.05-0.1 mm.
Optionally, the triggering section has a circular cross section, and the outer peripheral surface of the triggering section is a triggering surface matched with the safety switch.
Optionally, the force application section is extended in an equal diameter mode and is provided with a force application handle, the extending direction of the force application handle is perpendicular to the axis of the bolt, and the locking mechanism fixes the position of the force application handle in the bolt resetting state.
Optionally, the locking mechanism is an elastic hoop that embraces the force application handle.
Optionally, the elastic clamp is U-shaped, two opposite sides of the U-shape have outward-protruding bending portions, and an accommodating cavity for holding the force application handle is formed between the two bending portions.
Optionally, a U-shaped bracket is fixed to the car frame through a fastener, the plug pin penetrates through two opposite sides of the U-shaped bracket, a first through hole corresponding to the cross-sectional shape of the insertion section is formed in one side of the U-shaped bracket, and a second through hole corresponding to the cross-sectional shape of the force application section is formed in the other side of the U-shaped bracket.
Optionally, a switch bracket is fixedly mounted on the bottom edge of the U-shaped bracket, and the safety switch is fixed on the switch bracket.
The application provides a car frame overhauls fixing device, thereby the plug-in section in the bolt avoids the bolt to break away from the jack because of external force shake with the spacing cooperation of jack circumference, and when the car normal operating, through locking mechanical system locking pin position, avoids causing the interference to the car operation.
Drawings
FIG. 1 is a schematic view of a car frame maintenance fixture in a reset state according to the present application;
FIG. 2 is a schematic view of the car frame maintenance fixture of the present application in an operational state;
FIG. 3 is a perspective view of the car frame maintenance fixture of the present application in an operational state;
FIG. 4 is a schematic view of a bracket in the car frame servicing fixture of the present application;
FIG. 5 is a schematic view of the latch of the car frame service fixture of the present application;
FIG. 6 is a schematic view of a switch bracket of the car frame servicing fixture of the present application;
fig. 7 is a schematic view of the spring clip of the car frame maintenance fixture of the present application.
In the figure: 1. inserting plates; 11. a jack; 2. a safety switch; 3. a bolt; 31. a plug section; 32. a triggering section; 33. a force application section; 4. a force application handle; 5. an elastic clamp; 51. a bending section; 6. a U-shaped bracket; 61. mounting holes; 62. a first through hole; 63. a second through hole; 7. a switch bracket; 71. avoiding the mouth.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
For a better description and illustration of embodiments of the application, reference may be made to one or more of the drawings, but additional details or examples for describing the drawings should not be construed as limiting the scope of any of the inventive concepts of the present application, the presently described embodiments, or the preferred versions.
It will be understood that 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. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the description of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application.
Referring to fig. 1, 2 and 3, a car frame maintenance fixing device includes:
a safety switch 2 fixed on the car frame for triggering the traction machine to power off;
a bolt 3 which is arranged on the car frame in a sliding way and is used for triggering the safety switch 2;
the inserting plate 1 is fixed on a car guide rail, and the inserting plate 1 is provided with an inserting hole 11 matched with the inserting pin 3;
the plug section 31 is in circumferential limit fit with the jack 11;
a trigger section 32 interacting with the safety switch 2, the diameter of the trigger section 32 increasing gradually in a direction away from the plug socket 11;
a force application section 33 which is stressed to change the matching state of the bolt 3 and the jack 11;
the latch 3 has an operating state in which it is engaged with the jack 11 and a reset state in which it is disengaged from the jack 11, and a lock mechanism for fixing the position of the latch 3 in the reset state is provided on the car frame, and acts on the force application section 33.
The application provides a car frame overhauls fixing device carries out the position locking to the car frame when being applied to no computer lab elevator and overhauls, and simple structure, cost are lower and installation convenient operation.
The spacing cooperation of grafting section 31 and 11 circumference of jack avoids rotating the bolt 3 that leads to because of external force shake in the maintenance process, reduces the motion of bolt 3, improves and jack 11 complex stability.
When the elevator is overhauled at the top layer, as shown in fig. 2, the bolt 3 is pushed to enable the inserting section 31 of the bolt 3 to be matched with the jack 11, the bolt 3 is in a working state, in the process, the safety switch 2 is extruded and triggered by the triggering section 32, and the traction machine is powered off; when the elevator runs normally, as shown in fig. 1, the bolt 3 is separated from the jack 11 and is in a reset state, the locking mechanism locks the bolt 3, and the bolt 3 is in a reset state.
Referring to fig. 3, the insertion holes 11 are at least three arranged in the extending direction of the car guide rail. The plurality of jacks 11 accommodates different parking positions of the car.
The insertion hole 11 is a polygonal hole, and the cross-sectional shape of the insertion section 31 corresponds to the shape of the insertion hole 11. In one embodiment, referring to FIG. 3, the receptacle 11 is rectangular.
The fit clearance of the plug section 31 and the jack 11 is 0.05-0.1 mm, so that the plug section 31 can freely move in the jack 11, and the car frame is prevented from shaking due to too large clearance. In one embodiment, the mating clearance of the plug section 31 and the socket 11 is 0.05 mm.
Referring to fig. 5, the triggering section 32 has a circular cross section, and the outer peripheral surface of the triggering section 32 is a triggering surface that cooperates with the safety switch 2. The sectional area of the trigger section 32 is larger than the hollow area of the jack 11, and the trigger section has a certain limiting effect on the stroke of the plug-in section 31. The diameter of the force application section 33 is larger than the maximum diameter of the trigger section 32.
Referring to fig. 5, the force application section 33 extends in an equal diameter and is provided with a force application handle 4, the extending direction of the force application handle 4 is perpendicular to the axis of the latch 3, and the locking mechanism fixes the position of the force application handle 4 when the latch 3 is in a reset state. The force application handle 4 is in threaded connection with the force application section 33.
Referring to fig. 2 and 7, the locking mechanism is an elastic clip 5 which embraces the force application handle 4. The elastic clamp 5 is U-shaped, two opposite sides of the U-shaped are provided with bending parts 51 protruding outwards, and a containing cavity for holding the force application handle 4 is formed between the two bending parts 51.
Referring to fig. 3 and 4, the car frame is fixed with a U-shaped bracket 6 through a fastener, the plug pin 3 penetrates through two opposite sides of the U-shaped bracket 6, one side of the U-shaped bracket 6 is provided with a first through hole 62 corresponding to the cross section of the insertion section 31, and the other side is provided with a second through hole 63 corresponding to the cross section of the force application section 33. The fastener adopts the bolt, is equipped with the mounting hole 61 that is used for through bolt on the U-shaped support 6.
Referring to fig. 6, a switch bracket 7 is fixedly installed on the bottom edge of the U-shaped bracket 6, and the safety switch 2 is fixed on the switch bracket 7. The switch bracket 7 is welded on the bottom edge of the U-shaped bracket 6 and is provided with an avoiding opening 71 for avoiding the installation bolt of the U-shaped bracket 6.
The protection range of the application is the layout design of the car frame maintenance fixing device and the structural design of local parts, and if the design is changed within the range of the application, the design is within the protection range of the application.
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 express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. A car frame maintenance fixing device, comprising:
the safety switch is fixed on the car frame and used for triggering the traction machine to cut off the power;
the bolt is slidably arranged on the car frame and used for triggering the safety switch;
the inserting plate is fixed on the car guide rail and is provided with a jack matched with the bolt;
its characterized in that, the bolt includes along the axial set gradually:
the inserting section is in circumferential limit fit with the jack;
the diameter of the triggering section is gradually increased along the direction departing from the jack;
a force application section for applying force to change the matching state of the bolt and the jack;
the car frame is provided with a locking mechanism for fixing the position of the bolt in the reset state, and the locking mechanism acts on the force application section.
2. The car frame service fixture of claim 1, wherein the receptacles are at least three disposed along a direction of extension of the car guide rail.
3. The car frame service fixture of claim 1, wherein the receptacle is a polygonal hole, and the cross-sectional shape of the plug section corresponds to the shape of the receptacle.
4. The car frame overhauling fixing device as set forth in claim 1, wherein the fit clearance between the inserting section and the inserting hole is 0.05-0.1 mm.
5. The car frame service fixture of claim 1, wherein the trigger segment has a circular cross-section and an outer peripheral surface of the trigger segment is a trigger surface that mates with a safety switch.
6. The car frame service fixture of claim 1, wherein the force application section extends in a constant diameter and is provided with a force application handle, the force application handle extends in a direction perpendicular to an axis of the latch, and the locking mechanism fixes a position of the force application handle in a reset state of the latch.
7. The car frame service fixture of claim 6, wherein said locking mechanism is a resilient clip that embraces said apply handle.
8. The car frame maintenance fixture of claim 7, wherein said spring clip is U-shaped, opposing sides of the U-shape having outwardly projecting curved portions, the curved portions defining a receiving cavity therebetween for receiving the force applying handle.
9. The car frame maintenance fixing device as claimed in claim 1, wherein the car frame is fixed with a U-shaped bracket by a fastener, the latch is inserted through two opposite sides of the U-shaped bracket, one side of the U-shaped bracket is provided with a first through hole corresponding to the cross-sectional shape of the insertion section, and the other side is provided with a second through hole corresponding to the cross-sectional shape of the force application section.
10. The car frame maintenance fixture of claim 9, wherein a switch bracket is fixedly mounted to a bottom edge of the U-shaped bracket, and the safety switch is fixed to the switch bracket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020940883.5U CN212503487U (en) | 2020-05-28 | 2020-05-28 | Car frame overhauls fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020940883.5U CN212503487U (en) | 2020-05-28 | 2020-05-28 | Car frame overhauls fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212503487U true CN212503487U (en) | 2021-02-09 |
Family
ID=74391577
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020940883.5U Active CN212503487U (en) | 2020-05-28 | 2020-05-28 | Car frame overhauls fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212503487U (en) |
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2020
- 2020-05-28 CN CN202020940883.5U patent/CN212503487U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
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| TR01 | Transfer of patent right |
Effective date of registration: 20210519 Address after: Room 305-w, 3rd floor, No.11 Lane 1888, Caoyang Road, Putuo District, Shanghai 200333 Patentee after: Xin Xi'ao Elevator Group Co.,Ltd. Address before: No.46, Qichao Road, Chang'an Town (Nongfa District), Haining City, Jiaxing City, Zhejiang Province Patentee before: ZHEJIANG XIZI HEAVY INDUSTRY MACHINERY Co.,Ltd. |