CN220301964U

CN220301964U - Safety locking device

Info

Publication number: CN220301964U
Application number: CN202321549786.3U
Authority: CN
Inventors: 李辉; 穆本辉
Original assignee: Shanghai Shenjiayi Instrument Equipment Co ltd
Current assignee: Shanghai Shenjiayi Instrument Equipment Co ltd
Priority date: 2023-06-17
Filing date: 2023-06-17
Publication date: 2024-01-05
Anticipated expiration: 2033-06-17

Abstract

The utility model discloses a safety locking device which comprises a supporting table, a fixed base, a lock pin and a rotary table, wherein the fixed base is connected to the supporting table, a through hole is formed in the fixed base, the lock pin is of a solid hexagonal cylinder structure, a slot is axially formed in one end of the lock pin, an arc-shaped groove is formed in the rotary table, the lock pin penetrates through the through hole to be connected into the fixed base, and the slot is inserted into the rotary table to be connected with the arc-shaped groove. The utility model provides a safety locking device, which is provided with a lock pin, a fixed base, a rotary table and a supporting table, wherein an arc-shaped groove is arranged on the rotary table, the lock pin is inserted into the rotary table to be connected with the arc-shaped groove, repeated adjustment and angle adjustment are not needed, and the safety locking device is convenient to use.

Description

Safety locking device

Technical Field

The utility model relates to the technical field of locking equipment, in particular to a safety locking device.

Background

When the upper cover is locked safely, the sealing ring is in a conical surface contact sealing mode, and the sealing purpose is achieved by tightening the main bolts to mutually press the sealing ring and the main bolts. When the main bolt is screwed down, the main bolt is required to be screwed down diagonally and symmetrically for multiple times, the operation is troublesome, and the working efficiency is affected. The rotary table locking structure is also provided at the port of the upper end of the equipment, and in the use process, in order to ensure that the lock pin can be correctly positioned and clamped into the pin, the angle of the rotary table needs to be repeatedly allocated and adjusted, so that the rotary table locking structure is inconvenient to use, time-consuming and labor-consuming, poor in stability and influences the working efficiency.

Disclosure of Invention

In view of the defects existing at present, the utility model provides a safety locking device, which is provided with a lock pin, a fixed base, a rotary table and a supporting table, wherein the rotary table is provided with an arc-shaped groove, the lock pin is inserted into the rotary table to be connected with the arc-shaped groove, repeated adjustment and angle adjustment are not needed, and the safety locking device is convenient to use.

In order to achieve the above purpose, the embodiment of the present utility model adopts the following technical scheme:

the utility model provides a safe locking device, includes brace table, unable adjustment base, lockpin and carousel, unable adjustment base connect in on the brace table, be equipped with the through-hole on the unable adjustment base, the lockpin is solid hexagon cylinder structure, the slot has been seted up to lockpin one end axial, be equipped with the arc wall on the carousel, the lockpin runs through the through-hole and connects in the unable adjustment base, the slot inserts the carousel with the arc wall is connected.

According to one aspect of the utility model, the slot has an opening height that is not less than the height of the turntable.

According to one aspect of the utility model, the central axis of the socket is collinear with the central axis of the locking pin.

According to one aspect of the utility model, the slot is connected with the arc-shaped groove through a pin shaft.

According to one aspect of the utility model, the slot angle of the arcuate slot is fixed at 1-30 °.

According to one aspect of the utility model, the turntable is an annular integrally formed structure.

According to one aspect of the utility model, the top end of the fixed base is provided with an opening, and the opening is connected with the spring pin.

According to one aspect of the utility model, the fixing base is boss-shaped.

According to one aspect of the utility model, the stationary base is detachably connected to the support table.

According to one aspect of the utility model, the support table includes an annular bottom plate, a first annular side plate, and a second annular side plate.

The implementation of the utility model has the advantages that: the safety locking device comprises a supporting table, a fixed base, a lock pin and a rotary table, wherein the lock pin, the fixed base, the rotary table and the supporting table are simple in structure and convenient to assemble. During operation, when the turntable rotates, the locking pin is driven to axially slide in the through hole along the through hole so as to be close to or far away from the fixed base, so that unlocking or locking is realized rapidly, repeated adjustment and angle adjustment are not needed during installation and use, the operation is simple and rapid, and the working efficiency can be improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a safety locking device according to the present utility model;

FIG. 2 is a schematic diagram of a turntable according to the present utility model;

FIG. 3 is a schematic view of a latch according to the present utility model;

FIG. 4 is a schematic view of a fixing base according to the present utility model;

fig. 5 is a schematic structural view of a support table according to the present utility model.

In fig. 1-5, 1, a fixed base; 2. a locking pin; 3. a turntable; 4. an arc-shaped groove; 5. the annular groove is opened; 6. a support table; 7. a positioning pin; 8. a first connection hole; 9. an opening; 10. a third connection hole; 11. a connecting lug; 12. a slot; 13. a through hole; 14. a first annular side plate; 15. a second annular side plate.

Detailed Description

In the description of the present utility model, it should be understood that the terms "center," "longitudinal," "transverse," "up," "down," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like 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 defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected: can be mechanically or electrically connected: can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1, 2, 3, 4 and 5, a safety locking device comprises a supporting table 6, a fixed base 1, a lock pin 2 and a rotary table 3, wherein the fixed base 1 is connected with the supporting table 6, a through hole 13 is formed in the fixed base 1, an arc-shaped groove 4 is formed in the rotary table 3, the lock pin 2 penetrates through the through hole 13 to be connected with the arc-shaped groove 4, and when the rotary table 3 rotates, the lock pin 2 is driven to axially slide in the through hole 13 to be close to or far away from the inner peripheral surface of the supporting table 6, so that locking or unlocking is realized.

In practical application, annular groove openings 5 are uniformly formed in the inner side of the turntable 3 at circumferential intervals, the arc-shaped grooves 4 are located in the space above the annular groove openings 5 and correspond to the annular groove openings 5, and the width of the arc-shaped grooves 4 is smaller than that of the annular groove openings 5. The slotting angle of the arc-shaped groove 4 is fixed at an angle of 1-30 degrees after simulation and practice, and the locking angle of the lock pin is not required to be repeatedly regulated and adjusted during installation. Further, a connecting lug 11 may be disposed on the outer side of the turntable 3. Preferably, the turntable 3 is of a circular ring-shaped integrated structure, the integrated structure strengthens the strength of the turntable 3, and the turntable is free from splicing and angle adjustment during mass production, so that the working efficiency is greatly improved.

In practical application, unable adjustment base 1 is boss form, unable adjustment base 1 both ends upper and lower surface runs through and is equipped with first connecting hole 8, through-hole 13 runs through and locates unable adjustment base 1's front and back end. Preferably, the through hole 13 is provided at the center of the fixing base 1. Furthermore, an opening 9 may be provided at the top end of the fixing base 1 for installing a spring pin to realize quick pressing and releasing. Meanwhile, the supporting table 6 is provided with a plurality of positioning pins 7 and second connecting holes, the first connecting holes 8 are in one-to-one correspondence with the second connecting holes, and the first connecting holes 8 are detachably connected with the second connecting holes through fasteners, so that the fixing base 1 is fixed with the supporting table 6, and the fixing base is detachably connected with the supporting table.

In practical application, one end of the lock pin 2 is axially provided with a slot 12, and the height of the slot 12 is not less than that of the turntable 3. The upper and lower surfaces of the lock pin 2 are provided with a third connecting hole 10 which can be communicated with the slot 12. Preferably, the central axis of the slot 12 is collinear with the central axis of the lock pin 2. In use, the slot 12 is inserted into the turntable 3 and a fastening connector is inserted through the third connection hole 10 to connect the locking pin 2 with the turntable 3. In particular, the fastening connector can be a pin shaft. When the turntable 3 rotates, the fastening connector is driven to smoothly and stably slide in the arc-shaped groove 4, so that the lock pin 2 is driven to axially slide in the through hole 13 to be close to or far away from the inner peripheral surface of the supporting table 6, and locking or unlocking is realized.

In practical application, a soft sheath can be arranged at the other end of the lock pin 2, and the soft sheath can be a rubber sheath. The soft sheath is directed to the inner peripheral surface of the support table 6.

In practical application, the lock pin 2 is of a hexagonal rod structure and is of a solid hexagonal cylinder structure. The shapes and the sizes of the upper bottom surface and the lower bottom surface of the hexagonal rod are the same and are parallel to each other, and the side edges are all equal and parallel, so that the pressure can be uniformly dispersed, the stress points are contacted with each other, and the stress surface is larger. The hexagonal rod structure increases the diameter of the pin as much as possible, and is firmer.

In practical application, the supporting table 6 comprises an annular bottom plate, a first annular side plate 14 and a second annular side plate 15, and the outer wall of the second annular side plate 15 is connected with a flange ring. Specifically, the supporting table 6 can be connected with a flange ring at the joint of the kettle body and the cover body of a container such as a reaction kettle and the like, and the safety locking device is used for unlocking or locking. The specific working process of the safety locking device is as follows:

when the turntable 3 is rotated, the locking pin 2 fixed on the turntable 3 can be pushed out of the fixed base 1 for a certain distance along with the gradual increase of the rotating angle of the turntable 3, and is locked inwards, so that the flange ring is clamped, and locking is realized. When the rotary table 3 is rotated in the opposite direction, the angle of rotation of the rotary table 3 is gradually reduced, so that the lock pin 2 clamping the flange ring is extracted, the lock pin 2 is retracted into the fixed base 1, and unlocking action is realized.

In practical application, the combination of the lock pin 2, the fixed base 1, the rotary table 3 and the supporting table 6 realizes batch fixed production, the installation is not required to be repeatedly allocated and the angle is adjusted, the operation is simpler and faster, and the working efficiency can be improved.

The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any changes or substitutions easily contemplated by those skilled in the art within the technical scope of the present utility model should be included in the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a safe locking device, its characterized in that, includes brace table, unable adjustment base, lockpin and carousel, unable adjustment base connect in on the brace table, be equipped with the through-hole on the unable adjustment base, the lockpin is solid hexagon cylinder structure, the slot has been seted up to lockpin one end axial, be equipped with the arc wall on the carousel, the lockpin runs through the through-hole and connects in the unable adjustment base, the slot inserts the carousel with the arc wall is connected.

2. A safety lock according to claim 1, wherein the slot has an opening height not less than the height of the turntable.

3. A security locking device as claimed in claim 1, wherein the central axis of the socket is collinear with the central axis of the locking pin.

4. A security locking device as claimed in claim 1, wherein said slot is connected to said arcuate slot by a pin.

5. A security locking device as claimed in claim 1 wherein the slot angle of the arcuate slot is fixed at 1-30 °.

6. A security locking device as claimed in claim 1, wherein the turntable is of annular integrally formed construction.

7. A safety locking device according to claim 1, wherein the top end of the fixed base is provided with an opening, and the opening is connected with a spring pin.

8. A safety locking device as claimed in claim 7, wherein the fixed base is detachably connected to the support table.

9. The security locking device of claim 7 wherein said fixed base is boss-like.

10. A safety locking device as claimed in claim 1, wherein the support platform comprises an annular base plate, a first annular side plate and a second annular side plate.