CN214246957U

CN214246957U - Cam lock and isolator

Info

Publication number: CN214246957U
Application number: CN202022922828.6U
Authority: CN
Inventors: 杨成; 谢阳; 冷翔; 尹果
Original assignee: Truking Technology Ltd
Current assignee: Truking Technology Ltd
Priority date: 2020-12-09
Filing date: 2020-12-09
Publication date: 2021-09-21
Anticipated expiration: 2030-12-09

Abstract

The utility model relates to an isolator cover bag technical field especially relates to a cam lock, its including set up mount pad on the door body, slide setting slider on the mount pad, be used for the solid stopper of slider of card, set up cam and the drive cam pivoted drive division on the mount pad, the slider is near the edge of cam slides along the rotation of cam, the cam surface is parallel with the door body, the utility model also provides an isolator, cam lock are applied to on the isolator, the utility model provides a cam lock can effectively compress the sealing washer, and is sealed effectual, and the cooperation precision is high, and stress point area of contact is big, long service life, safe and reliable, and the design of outward appearance symmetry, elegant appearance.

Description

Cam lock and isolator

Technical Field

The utility model relates to an isolator cover bag technical field especially relates to a cam lock and isolator.

Background

The existing outsourcing compression lock applied to the isolator bagging system is applied to enough projects, and a plurality of problems occur, such as inconvenient operation, short service life, poor sealing performance, poor replaceability, poor applicability and the like. The pressing lock is divided into a left type and a right type in model, different models are selected according to different positions of the bagging system, and errors in model selection and installation are easily caused. In addition, the contact area of the eccentric handle and the limiting block is small, the eccentric handle is basically in point contact, and the eccentric handle is easy to wear and deform, so that the pressing force of the handle is reduced, and the service life of the lock is greatly shortened.

For example, in a new type of sliding mechanism with quick locking, which is filed under the application number of 201922023959.8, the cam is perpendicular to the door body, and a large space is required in the using process, so that the sliding mechanism cannot be widely applied in various fields.

SUMMERY OF THE UTILITY MODEL

The locking device in order to solve current cover bag system causes the sealed effect of isolator lock poor when using to and the life-span is short, and the operation is inconvenient, and the model is not unified, the pleasing to the eye scheduling problem of outward appearance, the utility model provides a cam lock and isolator.

In order to realize the above-mentioned purpose, the utility model provides a cam lock, including setting up mount pad on the door body, slide the slider that sets up on the mount pad, be used for the solid stopper of card, set up cam and the drive cam pivoted drive division on the mount pad, the cam is parallel with the door body, and the stopper sets up with the slider relatively, and slider slidable card is gone into in the stopper to by fixed locking in the stopper, the cam is parallel with the door body, has reduced cam lock's usage space, ensures to use in narrow and small space.

Preferably, the mounting seat is provided with a mounting part, and a fastener for fixing the mounting seat is mounted in the mounting part.

Preferably, one end of the mounting seat facing the outside of the door body is an arc section, and the arc section is aligned with the edge of the door body.

Preferably, the drive portion pass through the retaining member with the rotation center of cam is connected, be equipped with the cam mounting groove in the slider, the drive portion drive the cam winds the rotation center is in cam mounting groove internal rotation, thereby drives the slider is linear motion, it has waist type hole to open on the slider, be equipped with in the waist type hole the retaining member.

Preferably, one end of the cam, which is close to the limiting block, is provided with a flat notch, and the flat notch is located on the diameter of the rotation center of the cam.

Preferably, the slide block is symmetrically distributed with limiting pieces to limit the drive part to rotate within 0-90 degrees.

Preferably, the end of the slider is provided with a first inclined surface.

Preferably, a second inclined plane is arranged on the limiting block, and the first inclined plane is parallel to the second inclined plane.

Preferably, the driving part is a driving handle.

Further preferably, the present invention further provides an isolator comprising the cam lock described above.

Compared with the prior art, the utility model discloses technical scheme's beneficial effect:

the utility model provides a cam lock usage space is little, design benefit, and first inclined plane and second inclined plane on slider and the stopper can provide a body packing force when locking, can effectively compress the sealing washer, and is sealed effectual, and the cooperation precision is high, and stress point area of contact is big, long service life, safe and reliable, the design of outward appearance symmetry, elegant appearance.

Two, the utility model provides a cam lock can change the installation direction according to the actual function demand, both can use the left hand operation also can become the right hand operation, reduces the time of lectotype, practices thrift the cost, and its modular design makes installation and maintenance mode simple swift. The most important parts of the cam lock are the mounting seat and the sliding block, the matching precision of the mounting seat and the sliding block is high, the contact area is large, larger pressure can be borne, and the service life of the door lock can be effectively prolonged.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic structural view of an open state of a cam lock provided by the present invention;

fig. 2 is a schematic structural view of a locked state of the cam lock provided by the present invention;

fig. 3 is a schematic view of an installation position of the cam lock provided by the present invention;

FIG. 4 is a schematic view of the mounting base of FIG. 2;

fig. 5 is a cross-sectional schematic view of an isolator with a cam lock installed.

[ description of reference ]

Reference numerals	Name (R)	Reference numerals	Name (R)
				1	Mounting seat	10	Locking piece
2	Sliding block	11	Cam mounting groove
				3	Cam wheel	12	Waist-shaped hole
4	Driving part	13	Flat cut
				5	Limiting block	14	Position limiting piece
6	Door body	15	First inclined plane
				7	Mounting part	16	Second inclined plane
8	Fastening piece	17	Driving handle
				9	Arc segment	18	Isolator

Detailed Description

For a better understanding of the present invention, reference will now be made in detail to the present invention, examples of which are illustrated in the accompanying drawings.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

The utility model provides a cam lock, as figure 1, figure 2 and figure 3 are shown, it is including setting up mount pad 1 on the door body 6, slide and set up slider 2 on mount pad 1, a stopper 5 for blocking solid slider 2, cam 3 and drive cam 3 pivoted drive division 4 of setting on mount pad 1, 3 surfaces of cam and the 6 surface parallels of the door body, stopper 5 locates on the isolator 18 and sets up relatively with slider 2, install and be equipped with the silica gel foaming sealing washer in the sealing washer mounting groove on the door body 6, rotatory cam lock makes slider 2 contradict with

stopper

5, 2 atresss of slider will compress tightly the silica gel foaming sealing washer on set bag bucket, thereby realize sealed effect.

The cam lock provided by the utility model can effectively compress the sealing ring, has high matching precision, large contact area of stress points, long service life, safety, reliability, symmetrical design of appearance and elegant appearance; the utility model provides a cam lock can change the installation direction according to the actual function demand, both can use the left hand operation also can become the right hand operation, reduces the time of lectotype, practices thrift the cost, and its modular design makes installation and maintenance mode simple swift. The most important parts of the cam lock are the mounting seat 1 and the sliding block 2, the matching precision of the mounting seat and the sliding block is high, the contact area is large, larger pressure can be borne, and the service life of the door lock can be effectively prolonged.

In a preferred embodiment, as shown in fig. 4, an installation portion 7 is provided on the installation seat 1, a fastening member 8 for fixing the installation seat 1 is installed in the installation portion 7, the fastening member 8 may be a screw, a nut, or the like, the installation nut can be hidden by the installation portion 7, so that the slider 2 and the installation nut do not interfere with each other, and the appearance is enhanced.

Further, as shown in fig. 4, one end of the mounting seat 1 facing the outside of the door body is an arc section 9, the radius of the arc section 9 is consistent with the radius of the door body 6, and in an optimal mounting manner, the arc section 9 is aligned with the edge of the door body 6, so that the installation reference can be taken, the installation time and difficulty are reduced, and the installation process is simple.

Further, the driving portion 4 is connected with the rotation center of the cam 3 through the locking member 10, the cam installation groove 11 is formed in the sliding block 2, the waist-shaped hole 12 is formed in the sliding block 2, the locking member 10 is arranged in the waist-shaped hole 12, and the driving portion 4 drives the cam 3 to rotate around the rotation center in the cam installation groove 11, so that the sliding block 2 is driven to move linearly.

As shown in fig. 1, one end of the cam 3 close to the limiting block 5 is provided with a flat notch 13, the flat notch 13 is arranged on the diameter of the rotation center of the cam 3, the cam lock realizes self-locking by the inclined plane at the end of the sliding block 2 and the inclined plane of the limiting block 5, the cam 3 is also provided with the flat notch 13, external force is removed after the driving handle 17 rotates for 90 degrees, self-locking can be realized by the flat notch 13, the cam 3 is prevented from rotating, and double self-locking guarantee is realized.

Referring to fig. 1 and 2, the slider 2 is symmetrically distributed with limiting pieces 14 to limit the rotation of the driving portion 4 within 0 to 90 degrees, the limiting pieces 14 can be limiting nails, and the two symmetrically distributed limiting nails arranged on the slider 2 can limit the rotation of the driving portion 4 within 0 to 90 degrees by matching with the kidney-shaped hole 12.

Preferably, the tip of slider 2 is equipped with first inclined plane 15, be equipped with second inclined plane 16 on the stopper 5, first inclined plane 15 and second inclined plane 16 are parallel, the utility model provides a cam lock is the cam slider structure, utilized cam slider mechanism can turn into the rotary motion of cam 3 the linear motion's of slider 2 principle, can drive slider 2 when cam 3 is rotatory and remove, thereby realize locking function, the tip of slider 2 is equipped with first inclined plane 15, can contact with stopper 5's second inclined plane 16 and receive crowded decurrent pressure when controlling reciprocal linear motion, thereby compress tightly the sealing washer, make cover bag system reach sealed effect the utility model provides a cam lock's cam 3 diameter is big, left and right directions stroke is long, makes to possess the compression volume that is not less than 5mm to rectangle silica gel foaming sealing washer in the upper and lower direction, and sealed effect is good. The sliding block 2 is arranged on the mounting seat 1 in a sliding mode, the matching precision of the sliding block and the mounting seat is high, the contact area is large, large pressure can be borne, and the service life of the cam lock can be effectively prolonged.

Preferably, as shown in fig. 1, the driving portion 4 is a driving handle, and a rotating fixing shaft on the driving handle 17 can be quickly detached for operation.

Further preferably, the present invention also provides an isolator 18, as shown in fig. 5, comprising the cam lock described above, wherein the cam lock is applied to the isolator 18.

It should be understood that the above description of the embodiments of the present invention is only for illustrating the technical lines and features of the present invention, and the purpose of the present invention is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention accordingly, but the present invention is not limited to the above specific embodiments. All changes and modifications that come within the scope of the claims are to be embraced within their scope.

Claims

1. The cam lock is characterized by comprising an installation seat (1) arranged on a door body (6), a sliding block (2) arranged on the installation seat (1) in a sliding mode, a limiting block (5) used for clamping and fixing the sliding block (2), a cam (3) arranged on the installation seat (1) and a driving portion (4) driving the cam (3) to rotate, wherein the cam (3) is parallel to the door body (6).

2. The cam lock of claim 1, wherein: be equipped with installation department (7) on mount pad (1), install fastener (8) that are used for fixed mounting seat (1) in installation department (7).

3. The cam lock of claim 1, wherein: one end of the mounting seat (1) facing the outside of the door body (6) is an arc section (9), and the arc section (9) is aligned with the edge of the door body (6).

4. The cam lock of any of claims 1-3, wherein: drive division (4) through retaining member (10) with the rotation center of cam (3) is connected, be equipped with cam mounting groove (11) in slider (2), drive division (4) drive cam (3) wind the rotation center is in cam mounting groove (11) internal rotation, thereby drive slider (2) are linear motion, it has waist type hole (12) to open on slider (2), be equipped with in waist type hole (12) retaining member (10).

5. The cam lock of claim 4, wherein: one end of the cam (3) close to the limiting block (5) is provided with a flat notch (13), and the flat notch (13) is located on the diameter of the rotating center of the cam (3).

6. The cam lock of any of claims 1-3, wherein: the slider (2) is symmetrically provided with limiting pieces (14) to limit the driving part (4) to rotate in 0-90 degrees.

7. The cam lock of any of claims 1-3, wherein: the end part of the sliding block (2) is provided with a first inclined plane (15).

8. The cam lock of claim 7, wherein: and a second inclined plane (16) is arranged on the limiting block (5), and the first inclined plane (15) is parallel to the second inclined plane (16).

9. The cam lock of any of claims 1-3, wherein: the driving part (4) is a driving handle.

10. An isolator, characterized by: including the cam lock of any of claims 1-9.