CN108571954A - A level bubble seat adjustment installation assembly - Google Patents

Abstract

The present invention relates to a kind of level bubble seats to adjust mounting assembly, including level bubble seat, end plug, adjustment part, end cap and fixed cover.Connection bump and deformation protrusion are equipped between one end and level bubble seat of end plug, the middle part in end plug and level bubble seat is arranged in connection bump, and the side in end plug and level bubble seat is arranged in deformation protrusion, and adjustment part is also disposed between end plug and level bubble seat.End plug is equipped with adjusting hole, and one end of end cap is equipped with tank, and installation through-hole is equipped in tank, and the side of fixed cover is equipped with fixed column, and fixed column passes through installation through-hole to be connected with adjusting hole interference fit, and for fixed cover inlay card in tank, fixed cover holds out against end cap and end plug.Such level bubble seat adjusts mounting assembly, can easily adjust the precision of level bubble seat and air level, while number of parts is few, convenient for assembly.In addition, while end cap ensures horizon rule drop resistant performance using soft material, end cap is high with end plug bonding strength, and adjusting screw is not easy to expose.

Description

A level bubble seat adjustment installation assembly

technical field

The invention relates to the technical field of spirit levels, in particular to a leveling bubble seat adjustment installation assembly.

Background technique

The spirit level is a commonly used measuring tool that people cannot do without in their daily life. It is often used in construction, mechanical installation, woodworking and other occasions. The spirit level generally includes a ruler body and a level bubble seat, on which the level bubble is fixedly arranged, and the level bubble seat is fixedly connected with the ruler body. The end of the general spirit level is provided with a vertical vial. The utility model patent of my country with the authorized notification number CN2427794Y discloses a level ruler, the level bubble seat and the end plug fixed on the end of the ruler body are connected into one body through plastic parts, and are connected by two self-tapping screws up and down. The self-tapping screw is strung with a spring between the bubble level seat and the end plug, and the precision of the bubble level can be adjusted by adjusting the self-tapping screw. With such a structure, there are many parts, the precision of the vial is difficult to adjust, and the assembly is time-consuming and labor-intensive. In addition, there is an adjustment hole on the end plug, and the head of the screw is exposed after assembly, and the user may adjust it at will, resulting in loss of precision of the level bubble seat. Therefore, in actual products, designers often choose to set an end cap on the end plug to cover the adjustment hole. In order to improve the drop resistance of the spirit level, the end caps often adopt soft materials, and once soft materials are used, the connection strength between the end caps and the end plugs is difficult to guarantee. Or use two-color injection molding to produce both soft and hard materials, but the manufacturing cost is high and the efficiency is low.

Contents of the invention

The technical problem to be solved by the present invention is to provide a leveling bubble seat adjustment installation assembly, which can conveniently adjust the precision of the leveling bubble seat and the leveling bubble, and at the same time, the number of parts is small and the assembly is convenient. In addition, while the end cover is made of soft material to ensure the anti-drop performance of the level, the connection strength between the end cover and the end plug is high, and the adjustment screw is not easy to be exposed.

In order to solve the problems of the technologies described above, the technical solutions provided by the invention are as follows:

An adjustment and installation assembly of a level bubble base, comprising a level bubble base, an end plug, an adjustment piece, an end cover and a fixed cover. A connection protrusion and a deformation protrusion are arranged between one end of the end plug and the level bubble seat, the connection protrusion is arranged in the middle of the end plug and the level bubble seat, and the deformation protrusion is arranged on one side of the end plug and the level bubble seat The part is also arranged between the end plug and the level bubble seat, and the two ends of the adjustment part are telescopically connected with the end plug and the level bubble seat respectively, and the deformation protrusion deforms or recovers when the adjustment part is adjusted. There is an adjustment hole on the end plug, and the adjustment piece is installed in the adjustment hole. One end of the end cover is provided with a container, and a mounting through hole is provided in the container. One side of the fixed cover is provided with a fixed column, and the fixed column passes through the installation channel. The hole is connected with the adjustment hole by interference fit, the fixed cover is inserted into the container, and the fixed cover tightens the end cover and the end plug.

When assembling, the end of the ruler body of the spirit level is provided with an installation port, and the level bubble is fixedly installed on the level bubble seat, and the level bubble seat and the end plug are connected as a whole through the connecting protrusion, and the level bubble seat is inserted into the hole of the ruler body during assembly. The approximate position of the installation port and the level bubble seat is determined, and then the level bubble is adjusted in place through the adjustment of the adjustment piece. During adjustment, the elastic effect of the deformation protrusion eliminates the adjustment gap and ensures the adjustment accuracy of the level bubble.

With the separate structure of the end cover and the fixed cover, the end cover can be made of soft materials to ensure the anti-drop performance of the level. At the same time, the fixed cover can be made of hard materials, and the end cover and the end plug can be firmly fixed by the fixed cover. Guaranteed connection strength.

Further, the deformation protrusion is a hollow structure. The deformation protrusions hollowed out in the middle are more likely to be deformed, and the adjustment is effortless.

Further, the deformed protrusion is circular, and the two ends of the outer cylindrical surface of the deformed protrusion are respectively connected to the end plug and the level bubble seat. Such deformed protrusions are easy to manufacture by injection molding, have low production cost, and have moderate elasticity, which is convenient for adjustment and ensures that the elasticity is sufficient to eliminate the adjustment gap.

Further, the adjusting member is a screw, and the screw rod of the screw is screwed to the end plug and the level bubble seat respectively. The screw is used as the adjusting part, the structure is simple, and the production cost is low.

Further, the level bubble seat is provided with a nut groove, and a nut is clamped in the nut groove, and the nut is screwed to the screw rod of the screw. Adopting such a structure can avoid processing threads on the level bubble seat or directly adopt self-tapping screws, improve the strength of the threaded connection, and ensure the adjustment accuracy.

Further, the center of the level bubble seat is also provided with a level bubble hole, and the inner cylindrical surface of the level bubble hole is provided with a level bubble positioning rib along the axial direction. The setting of the positioning rib of the vial is beneficial to the quick positioning and installation of the vial and the vial seat.

Further, the end plug is provided with a hanging hole, and the middle part of the hanging hole is provided with a positioning pin hole. After the end plug is installed into the installation port of the ruler body, the positioning hole on the ruler body is directly aligned with the positioning pin hole, and the positioning pin is installed into the positioning pin hole, which can further improve the installation accuracy of the end plug and the ruler body.

Further, two installation through holes are provided in the container, and two fixing posts are provided on the corresponding fixing cover, and the two fixing posts are respectively arranged at both ends of the fixing cover, and the fixing posts and the fixing cover have a gantry-shaped structure. With such a structure, the fixing column can better support the skeleton of the soft end cover and improve the strength of the end cover.

Further, the side of the fixed cover facing away from the fixed column is also provided with logo graphics, and the logo graphics are recessed inward or protruded outward from the surface of the fixed cover. Due to the need to print different logo graphics on the soft end cap, the mold needs to be replaced frequently during production, and the gap in the mold will cause burrs on the soft end cap. This problem can be avoided by setting the logo graphic on the hard fixed cover.

Further, the mouth of the installation through hole on one side of the container is surrounded by a ring of reinforcing convex rings, a first reinforcing rib is provided between the reinforcing convex ring and the container, and a second reinforcing rib is also provided between the reinforcing convex rings. The end face of the second reinforcing rib is flush with the end face of the reinforcing convex ring. The setting of the first reinforcing rib further strengthens the strength of the opening of the installation through hole, while the setting of the second reinforcing rib strengthens the strength of the opening of the mounting through hole, and at the same time, it can increase the contact area between the fixed cover and the end cover, so that the installation of the fixed cover more stable.

To sum up, such an assembly for adjusting and installing the vial can conveniently adjust the accuracy of the vial and the vial, and at the same time, the number of parts is small and the assembly is convenient. In addition, while the end cover is made of soft material to ensure the anti-drop performance of the level, the connection strength between the end cover and the end plug is high, and the adjustment screw is not easy to be exposed.

Description of drawings

Fig. 1 is a schematic diagram of the front view of the level bubble seat adjustment and installation assembly of the present embodiment;

Fig. 2 is a right view structural diagram of the level bubble seat adjustment and installation assembly of the present embodiment;

Fig. 3 is a right view structural diagram of the level bubble seat adjustment installation assembly without a fixed cover in this embodiment;

Fig. 4 is a side view structural schematic diagram of the fixed cover in the level bubble seat adjustment installation assembly of the present embodiment;

Among them, level bubble seat-1, nut groove-11, nut-12, level bubble positioning rib-13, end plug-2, storage tank-21, installation through hole-22, hanging hole-23, positioning pin hole-24 , Reinforcement convex ring-25, first reinforcement rib-26, second reinforcement rib-27, adjustment piece-3, end cover-4, fixed cover-5, fixed column-51, logo graphic-52, connection protrusion -6, deformation bump -7, level bubble -8.

Detailed ways

In order to make the object, technical solution and advantages of the present invention more clear, the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.

As shown in FIG. 1 and FIG. 2 , an assembly for adjusting and installing a level bubble base includes a level bubble base 1 , an end plug 2 , an adjustment piece 3 , an end cover 4 and a fixed cover 5 . A connection protrusion 6 and a deformation protrusion 7 are provided between one end of the end plug 2 and the level bubble seat 1, the connection protrusion 6 is arranged in the middle of the end plug 2 and the level bubble seat 1, and the deformation protrusion 7 is arranged on the end plug 2 On one side of the level bubble seat 1, the adjustment part 3 is also arranged between the end plug 2 and the level bubble seat 1. When the deformation protrusion 7 is deformed or restored to deformation. The end plug 2 is provided with an adjustment hole, and the adjustment member 3 is installed in the adjustment hole. One end of the end cover 2 is provided with a container 21, and the container 21 is provided with an installation through hole 22. One side of the fixed cover 5 is provided with a fixed column. 51, as shown in Figure 3 and Figure 4, the fixed column 51 passes through the installation through hole 22 and is connected with the adjustment hole with an interference fit, the fixed cover 5 is embedded in the container groove 21, and the fixed cover 5 connects the end cover 4 and the end plug 2 Top tight.

When assembling, the end of the ruler body of the spirit level is provided with an installation port, and the level bubble 8 is fixedly installed on the level bubble seat 1, and the level bubble seat 1 and the end plug 2 are connected as a whole through the connecting protrusion 6, and the level bubble seat 1 is inserted into the installation port of the scale body, the approximate position of the level bubble seat 1 is determined, and then the level bubble 8 is adjusted in place through the adjustment of the adjustment part 3, and the elastic function of the deformation protrusion 7 eliminates the adjustment gap during adjustment, ensuring the adjustment of the level bubble 8 precision.

And adopt the structure of end cover 4 and fixed cover 5 splits, just can utilize soft material to make end cover 4 and guarantee the drop resistance performance of spirit level, manufacture fixed cover 5 with hard material simultaneously, utilize fixed cover 5 to end cover 4 It is firmly fixed with the end plug 2 to ensure the connection strength.

As for the deformation protrusion 7, in this embodiment, the deformation protrusion 7 is a hollow structure. The deformation protrusion 7 hollowed out in the middle is more likely to be deformed, and the adjustment is effortless. Specifically, the deformed protrusion 7 is circular, and the two ends of the outer cylindrical surface of the deformed protrusion 7 are respectively connected with the end plug 2 and the level bubble seat 1 . Such deformed protrusions 7 are easy to manufacture by injection molding, have low production cost, and have moderate elasticity, which is not only convenient for adjustment, but also ensures that the elasticity is sufficient to eliminate the adjustment gap.

In this embodiment, the adjusting member 3 is a screw, and the screw rod of the screw is respectively screwed to the end plug 2 and the level bubble seat 1 . The screw is used as the adjustment member 3, which has a simple structure and low production cost.

Simultaneously, the level bubble seat 1 is provided with a nut groove 11, and a nut 12 is clamped in the nut groove 11, and the nut 12 is screwed with the screw rod of the screw. Adopting such a structure can avoid processing threads on the level bubble seat 1 or directly adopt self-tapping screws, improve the strength of the threaded connection, and ensure the adjustment accuracy.

Preferably, the center of the level bubble seat 1 is further provided with a level bubble hole, and the level bubble positioning rib 13 is arranged axially on the inner cylindrical surface of the level bubble hole. The setting of the vial positioning rib 13 is conducive to the rapid positioning and installation of the vial 8 and the vial seat 1 .

In addition, the end plug 2 is provided with a hanging hole 23 , and the middle part of the hanging hole 23 is provided with a positioning pin hole 24 . After the end plug 2 is packed into the installation port of the scale body, the positioning hole on the scale body is facing the positioning pin hole 24, and the positioning pin is packed into the positioning pin hole 24, which can further improve the installation accuracy of the end plug 2 and the scale body. Before the end plug 2 is inserted into the positioning pin, the end plug 2 is provided with a plate limit and a cooperating boss to ensure the limit and fixation of the level bubble seat 1.

For the assembly of the end cover 4, two mounting through holes 22 are provided in the cavity 21 of the end cover 4, and two fixing columns 51 are provided on the corresponding fixing cover 5, and the two fixing columns 51 are respectively arranged on the sides of the fixing cover 5. At both ends, the fixed column 51 and the fixed cover 5 are in a gantry-shaped structure. With such a structure, the fixing column 51 can better support the skeleton of the soft end cover 4 and improve the strength of the end cover 4 .

Further, as shown in FIG. 2 , the side of the fixed cover 5 facing away from the fixed post 51 is also provided with a logo graphic 52 , which is recessed inward or outwardly protruded from the surface of the fixed cover 5 . Since different logos and texts 52 need to be printed on the soft end cap 4 , the mold needs to be frequently replaced during production, and burrs will be generated on the soft end cap 4 after a gap occurs in the mold. However, this problem can be avoided by setting the logo graphic 52 on the hard fixed cover 5 .

In addition, as shown in Figure 3, the mouth of the installation through hole 22 is surrounded by a ring of reinforcing convex ring 25, and a first reinforcing rib 26 is arranged between the reinforcing convex ring 25 and the containing groove 21, and the reinforcing convex ring A second reinforcing rib 27 is also provided between the rings 25 , and the end faces of the second reinforcing ribs 27 are flush with the end faces of the rings of the reinforcing protrusions 25 . The setting of the first rib 26 further strengthens the strength of the mouth of the installation through hole 22, while the setting of the second rib 27 strengthens the strength of the mouth of the installation through hole 22, and can increase the contact area between the fixed cover 5 and the end cover 4 , so that the installation of the fixed cover 5 is more stable.

To sum up, such an assembly for adjusting and installing the vial base can conveniently adjust the accuracy of the vial base 1 and vial 8 , and at the same time, the number of parts is small and the assembly is convenient. In addition, while the end cover 4 is made of soft material to ensure the anti-drop performance of the level, the connection strength between the end cover 4 and the end plug 2 is high, and the adjustment screw is not easily exposed.

In a word, the above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention should be included in the present invention. within the scope of protection.

Claims (10)

1. a kind of level bubble seat adjusts mounting assembly, it is characterised in that：Including level bubble seat, end plug, adjustment part, end cap and consolidate Fixed lid；

Connection bump and deformation protrusion are equipped between one end and level bubble seat of the end plug, the connection bump setting is being held The side in end plug and level bubble seat is arranged in the middle part of plug and level bubble seat, the deformation protrusion, and the adjustment part is also disposed at Between end plug and level bubble seat, the both ends of the adjustment part respectively with end plug and the scalable connection of level bubble seat, the adjustment Deformation protrusion deforms upon or restores deformation when part adjusts；

The end plug is equipped with adjusting hole, and the adjustment part is mounted in adjusting hole, and one end of the end cap is equipped with tank, described Installation through-hole is equipped in tank, the side of the fixed cover is equipped with fixed column, and the fixed column passes through installation through-hole and adjusting hole Interference fit connection, for the fixed cover inlay card in tank, the fixed cover holds out against end cap and end plug.

2. level bubble seat described in accordance with the claim 1 adjusts mounting assembly, it is characterised in that：The deformation protrusion is hollow out knot Structure.

3. level bubble seat adjusts mounting assembly according to claim 2, it is characterised in that：The deformation protrusion is in annulus The both ends of shape, the raised external cylindrical surface of deformation are connect with end plug and level bubble seat respectively.

4. adjusting mounting assembly according to the level bubble seat described in claim 1-3 any one, it is characterised in that：The adjustment part It is screw, the screw rod of the screw is spirally connected with end plug and level bubble seat respectively.

5. level bubble seat adjusts mounting assembly according to claim 4, it is characterised in that：The level bubble seat is equipped with spiral shell Female groove, is installed with nut in the nut groove, and the screw rod of the nut and screw is spirally connected.

6. level bubble seat described in accordance with the claim 1 adjusts mounting assembly, it is characterised in that：The level bubble seat center is also set There are level abscess, the inner cylinder upper edge of the level abscess to be axially arranged with air level positioning bar.

7. level bubble seat described in accordance with the claim 1 adjusts mounting assembly, it is characterised in that：The end plug is equipped with hanging hole, The middle part of the hanging hole is equipped with dowel hole.

8. adjusting mounting assembly according to the level bubble seat described in claims 1 or 2 or 3 or 6 or 7 any one, it is characterised in that： It is set in the tank there are two installation through-hole, the corresponding fixed cover is equipped with two fixed columns, two fixed columns The both ends of fixed cover are separately positioned on, the fixed column is in imperial portal structures with fixed cover.

9. level bubble seat adjusts mounting assembly according to claim 8, it is characterised in that：The fixed cover is back to fixed column Side be additionally provided with mark picture and text, the mark picture and text self-retaining cap surface is recessed inwardly or outwardly convex.

10. level bubble seat adjusts mounting assembly according to claim 9, it is characterised in that：The installation through-hole is in tank The oral area of side, which surrounds, is equipped with a circle reinforcement bulge loop, and the first reinforcing rib, the reinforcement are equipped between reinforcement bulge loop and the tank The second reinforcing rib, the end face of second reinforcing rib and the end face for reinforcing bulge loop also are provided between bulge loop.