CN210944787U - A labor-saving device for opening and tightening lids - Google Patents

Abstract

The utility model discloses a labor-saving and tightening cover device, which mainly comprises: a sub-fixing ring assembly, a female fixing-ring assembly and a fixing locking bolt; the sub-fixing ring assembly comprises: a first fixing ring and a first grasping member and three pairs of positioning grooves with the same structure; the first fixing ring is a cylindrical cylindrical structure, the first grasping member is installed on the outer side wall surface of the first fixing ring, and the three pairs of the positioning grooves are respectively opened Internal threads are provided on the side walls of the first fixing ring and in the three pairs of the positioning grooves. The utility model relates to the technical field of lid openers. Cover the cover body, and cooperate with the fixing lock nut to connect the first fixing ring and the second fixing ring, and make the first fixing ring closely fit with the side wall of the cover body. The cover body is removed from the bottle body, and the structure is simple and the operation is convenient.

Description

A labor-saving device for opening and tightening lids

technical field

The utility model relates to the technical field of lid openers, in particular to a labor-saving lid opening device.

Background technique

The bottle cap is an important part of food and beverage packaging, and it is also the first place consumers come into contact with the product. In terms of products, the bottle cap is the upstream industry of the food, beverage, wine, chemical industry and pharmaceutical industry, and it is the key product of bottle container packaging. In the early development of bottle caps, cork materials, tinplate crown caps and unscrewing caps were used. So far, we have continued to develop aluminum long-neck aluminum caps, carbonated drink aluminum caps, hot-filling aluminum caps, injection aluminum caps, medicine caps, flip-off ring caps, safety button claw caps and plastic bottle caps.

Usually, when we eat canned food with lids, it is difficult to unscrew. Due to the compression and sealing, the hard-to-open cans are actually more tightly packed and safe to eat. However, especially for female friends, canned lids and In other cases where the cap cannot be rotated, especially the cylindrical cap, the smooth friction around the cap is insufficient, especially when the water temperature drops and the air pressure difference outside will make it more difficult to open the cap. Hence this case.

Utility model content

In view of the deficiencies of the prior art, the utility model provides a labor-saving device for opening and tightening the lid, which solves the problem that it is difficult to unscrew when we usually eat canned food with a lid. Due to the compression and sealing, the hard-to-open cans are actually more packaged. It is tight and safe to eat. However, especially for female friends, it is often the case that the lids of cans and other bottle caps cannot be rotated, especially the cylindrical lids. The smooth friction around the lids is insufficient, especially the water temperature. The air pressure difference between the descent and the outside world will make it more difficult to open the bottle cap.

In order to achieve the above purpose, the present utility model is achieved through the following technical solutions: a labor-saving device for opening and tightening a cover, which mainly includes: a sub-fixing ring assembly, a female fixing ring assembly and a fixing locking bolt;

The sub-fixing ring assembly includes: a first fixing ring, a first grasping member and three pairs of positioning grooves with the same structure;

The first fixing ring is a cylindrical cylindrical structure, the first grasping member is installed on the outer side wall surface of the first fixing ring, and the three pairs of the positioning grooves are respectively opened on the side wall of the first fixing ring The upper and third pairs of the positioning grooves are all provided with internal threads;

The female fixing ring assembly is sleeved on the sub-fixing assembly, and the fixing locking bolt is used to be screwed on the female fixing ring assembly and penetrate through the positioning groove.

Preferably, the female fixing ring assembly comprises: a second fixing ring, three second gripping members with the same structure, and three pairs of fixing screw grooves with the same structure;

The second fixing ring is a cylindrical cylindrical structure, and a rectangular gap is formed on the side wall, the second fixing ring is sleeved on the first fixing ring, and the first grasping member is embedded in the In the rectangular notch, the three second gripping members are respectively embedded on the side wall of the second fixing ring, and the three pairs of fixing screw grooves are respectively opened on the side wall of the second fixing ring, and are connected to the side walls of the second fixing ring. Corresponding to the positions of the positioning grooves, three pairs of the fixing screw grooves are all provided with internal threads.

Preferably, the end of the fixing locking bolt is provided with a pressurizing ring with a circumference equal to the small diameter of the thread and a protruding height of 0.8 mm, to ensure sufficient pressure to achieve a fast connection with the cover.

Preferably, a fixing sleeve is installed at a corresponding position of the fixing screw groove, a thread matching the inner thread of the fixing screw groove is opened in the fixing sleeve, and the height of the fixing sleeve is 3 mm.

Preferably, the inner diameter of the positioning groove and the fixing screw groove are equal, and the inner threads are matched with each other, and the inner diameter thereof is 6-8 mm smaller than the height of the ring body of the first fixing ring.

Preferably, a knob is installed on the outer end of the fixing locking bolt, and the knob is a "one" shape structure, which is convenient for rotating the fixing locking bolt.

Preferably, one end of the first grasping member and the second grasping member adopts a hexagonal structure, and a circular through groove is formed in the inside thereof, and a rubber sleeve is sleeved on the first grasping member and the second grasping member. , the rubber cover is used for slip resistance.

Preferably, the first grasping member and the second grasping member are evenly arranged along the circumferential direction, in a "cross"-shaped structure.

beneficial effect

The utility model provides a labor-saving device for opening and tightening a cover. The utility model has the following beneficial effects: the labor-saving and tightening cover device covers the cover body through the combined design of the sub-fixing ring assembly and the female fixing ring assembly, and cooperates with the fixing lock nut to connect the first fixing ring and the second fixing ring. Connect and make the first fixing ring closely fit with the side wall of the cover body, turn the grasping member, and under the action of leverage, the cover body is removed from the bottle body, the structure is simple, the operation is simple, and it solves the problem that we usually eat canned food with a cover. It is difficult to unscrew when it is used. Due to the compression and sealing, the hard-to-open cans are actually more tightly packed and safe to eat. However, especially for female friends, it is often the case that the can lids and other bottle caps cannot be rotated. Especially in the case of cylindrical caps, the smooth friction around the caps is insufficient, especially when the water temperature drops and the air pressure difference outside will make it more difficult to open the caps.

Description of drawings

FIG. 1 is a schematic front view of the structure of a labor-saving lid opening and tightening device according to the present invention.

FIG. 2 is a schematic side view of the structure of a labor-saving lid opening and tightening device according to the present invention.

FIG. 3 is a schematic structural diagram of an enlarged view of position a of a labor-saving lid opening and tightening device according to the present invention.

In the figure: 1-fixed locking bolt; 2-first fixing ring; 3-first grasping member; 4-positioning groove; 5-second fixing ring; 6-second grasping member; 7-fixing screw groove ; 8- pressurized ring; 9- fixed sleeve; 10- knob; 11- rubber sleeve.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

By those skilled in the art, the components in this case are connected in sequence. For the specific connection and operation sequence, reference should be made to the following working principle. The detailed connection means are known in the art. The following mainly introduces the working principle and process.

Please refer to Figures 1-3, the utility model provides a labor-saving device for opening and tightening the cover:

Embodiment: As can be seen from the accompanying drawings 1-3 of the description, this scheme mainly includes: a sub-fixing ring assembly, a female fixing ring assembly and a fixing locking bolt 1, and the above-mentioned sub-fixing ring assembly includes: a first fixing ring 2, a first gripping ring The gripping member 3 and the three pairs of positioning grooves 4 with the same structure have the following positional relationship and connection relationship. , the three pairs of positioning grooves 4 are respectively opened on the side walls of the first fixing ring 2, and the three pairs of positioning grooves 4 are respectively provided with internal threads; the female fixing ring assembly is sleeved on the sub-fixing assembly, and the fixing locking bolts 1 are used for screw mounting. It is arranged on the female fixing ring assembly and runs through the positioning groove 4. When in use, through the combined design of the child fixing ring assembly and the female fixing ring assembly, the first fixing ring 2 is used to cover the cover body and cooperate with the fixing lock. Tighten the nut to connect the first fixing ring 2 and the second fixing ring 5, and make the first fixing ring 2 closely fit with the side wall of the cap body, turn the gripping member, and take the cap body from the bottle under the action of leverage. The utility model has the advantages of simple structure and convenient operation.

As can be seen from the accompanying drawings 1-3 of the description, in the specific implementation process, the above-mentioned female fixing ring assembly includes: a second fixing ring 5, three second gripping members 6 with the same structure, and three pairs of fixing screw grooves 7 with the same structure, Its positional relationship and connection relationship are as follows, the second fixing ring 5 is a cylindrical cylindrical structure, and a rectangular gap is opened on the side wall, the second fixing ring 5 is sleeved on the first fixing ring 2, and the first gripping member 3 Embedded into the rectangular gap, the three second gripping members 6 are respectively embedded in the side wall of the second fixing ring 5, and the three pairs of fixing screw grooves 7 are respectively opened on the side wall of the second fixing ring 5, and are positioned with the three pairs. The positions of the grooves 4 correspond to each other, and the three pairs of fixing screw grooves 7 are all provided with internal threads. When in use, the first fixing ring 2 is sleeved on the cover body, and the second fixing ring 5 is sleeved on the first fixing ring 2. And make the fixing screw groove 7 face the positioning groove 4, screw the fixing lock nut into the fixing screw groove 7 and the positioning groove 4, and tightly attach the first fixing ring 2 to the side wall of the cover body.

It can be seen from the accompanying drawings 1-3 of the description that in the specific implementation process, as a preferred setting, the end of the fixed locking bolt 1 is provided with a pressurized ring 8 that is equal to the circumference of the small diameter of the thread and has a protruding height of 0.8mm. Make sure there is enough pressure to make a tight connection with the cover.

It can be seen from the accompanying drawings 1-3 of the description that in the specific implementation process, as a preferred setting, a fixing sleeve 9 is installed on the corresponding position of the fixing screw groove 7, and the fixing sleeve 9 is provided with a thread matching the inner thread of the fixing screw groove 7. thread, the height of the fixing sleeve 9 is 3mm.

In the specific implementation process, as a preferred setting, the inner diameter of the positioning groove 4 and the fixing screw groove 7 are equal, and the inner threads are matched with each other, and the inner diameter is smaller than the ring body height of the first fixing ring 2 by 6-8 mm.

In the specific implementation process, as a preferred setting, a knob 10 is installed on the outer end of the fixed locking bolt 1 , and the knob 10 has a "one" shape structure, which is convenient for rotating the fixed locking bolt 1 .

In the specific implementation process, as a preferred setting, one end of the first grasping member 3 and the second grasping member 6 adopts a hexagonal structure, and a circular through groove is opened inside the first grasping member 3 and the second grasping member 6. The first grasping member 3 and the second grasping member 6 is covered with a rubber cover 11, and the rubber cover 11 is used for anti-skid.

In the specific implementation process, as a preferred arrangement, the first grasping member 3 and the second grasping member 6 are evenly arranged along the circumferential direction, in a "cross"-shaped structure.

It should be noted that, in this document, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any relationship between these entities or operations. any such actual relationship or sequence exists. Moreover, the terms "comprising", "comprising" or any other variation thereof are intended to encompass a non-exclusive inclusion such that a process, method, article or device that includes a list of elements includes not only those elements, but also includes not explicitly listed or other elements inherent to such a process, method, article or apparatus. without more restrictions. An element defined by the phrase "comprising an... does not preclude the presence of additional identical elements in a process, method, article or apparatus comprising said element".

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (8)

1. A labor-saving device for opening and tightening a cover, characterized in that it mainly comprises: a sub-fixing ring assembly, a female fixing ring assembly and a fixing locking bolt (1); The sub-fixing ring assembly comprises: a first fixing ring (2), a first grasping member (3) and three pairs of positioning grooves (4) with the same structure; The first fixing ring (2) has a cylindrical cylindrical structure, the first grasping member (3) is installed on the outer side wall surface of the first fixing ring (2), and the three pairs of the positioning grooves (4) ) are respectively opened on the side wall of the first fixing ring (2), and three pairs of the positioning grooves (4) are provided with internal threads; The female fixing ring assembly is sleeved on the sub-fixing assembly, and the fixing locking bolt (1) is used to be screwed on the female fixing ring assembly and penetrate through the positioning groove (4). 2. A labor-saving and tightening lid opening device according to claim 1, wherein the female fixing ring assembly comprises: a second fixing ring (5), three second gripping members (6) with the same structure and three pairs of fixed screw slots (7) with the same structure; The second fixing ring (5) has a cylindrical cylindrical structure, and a rectangular gap is formed on the side wall, the second fixing ring (5) is sleeved on the first fixing ring (2), and the The first grasping member (3) is embedded in the rectangular notch, the three second grasping members (6) are respectively embedded on the side wall of the second fixing ring (5), and the three pairs of the fixing The screw grooves (7) are respectively opened on the side walls of the second fixing ring (5) and correspond to the positions of the three pairs of the positioning grooves (4). internal thread. 3. A labor-saving cover opening device according to claim 1 or 2, characterized in that, the end of the fixed locking bolt (1) is provided with a circumference equal to the small diameter of the thread, and the protruding height is 0.8mm The pressurizing ring (8) is used to ensure that there is sufficient pressure to achieve a tight connection with the cover. 4. A labor-saving and tightening lid opening device according to claim 2, characterized in that a fixing sleeve (9) is installed on the corresponding position of the fixing screw groove (7), and a fixing sleeve (9) is installed inside the fixing sleeve (9). A thread matching the inner thread of the fixing screw groove (7) is provided, and the height of the fixing sleeve (9) is 3 mm. 5. A labor-saving lid opening device according to claim 2, wherein the positioning groove (4) and the fixing screw groove (7) have the same inner diameter, and the inner threads match each other, and the inner diameter of the positioning groove (4) is equal to that of the fixing screw groove (7). The height of the ring body is 6-8 mm smaller than that of the first fixing ring (2). 6. A labor-saving lid opening device according to claim 1, characterized in that, a knob (10) is installed on the outer end of the fixing locking bolt (1), and the knob (10) is "one" ”-shaped structure, easy to rotate and fix the locking bolt (1). 7. A labor-saving and tightening lid opening device according to claim 2, characterized in that, one end of the first grasping member (3) and the second grasping member (6) adopts a hexagonal structure, and the inside of the first grasping member (3) and the second grasping member (6) adopt a hexagonal structure In the circular through groove, the first gripping member (3) and the second gripping member (6) are both covered with rubber sleeves (11), and the rubber sleeves (11) are used for slip resistance. 8. A labor-saving and tightening lid opening device according to claim 2, characterized in that the first grasping member (3) and the second grasping member (6) are evenly arranged along the circumferential direction, in the shape of " Ten"-shaped structure.

Images