CN215671682U

CN215671682U - Hinge with a hinge body

Info

Publication number: CN215671682U
Application number: CN202121168125.7U
Authority: CN
Inventors: 林新达; 陈秀彬; 郭挺
Original assignee: Guangdong Topstrong Living Innovation and Integration Co Ltd
Current assignee: Guangdong Topstrong Living Innovation and Integration Co Ltd
Priority date: 2021-05-27
Filing date: 2021-05-27
Publication date: 2022-01-28
Anticipated expiration: 2031-05-27

Abstract

The utility model provides a hinge which is characterized by comprising a hinge body and a base, wherein the base comprises a top cover, a fixed seat and an adjusting piece, the top cover is connected with the hinge body and can be slidably connected to the fixed seat along the vertical direction, the adjusting piece is rotatably connected to the fixed seat and is used for driving the top cover to reciprocate along the vertical direction, a guide mechanism for providing sliding guide for the top cover along the vertical direction is arranged between the fixed seat and the top cover, and two ends of the guide mechanism in the length direction of the fixed seat are respectively provided with one guide mechanism. Through setting up guiding mechanism respectively at both ends around fixing base and top cap, when the regulating part orders about top cap elevating movement, the guiding structure at both ends provides the slip guide effect for the top cap around the fixing base, makes the top cap difficult emergence deflection at the lift in-process, promotes lift adjustment's stability to promote the precision that the hinge was adjusted.

Description

Hinge with a hinge body

Technical Field

The utility model relates to the field of furniture, in particular to a hinge.

Background

At present, the straight hinge generally has a multi-dimensional adjusting function, so that the assembly of the door plate and the cabinet body is more accurate. The existing adjustment mode of the straight hinge base is mainly that an eccentric screw is used for adjustment, and in the adjustment process, the eccentric screw is rotated to drive the hinge base to move along the vertical direction by utilizing an eccentric screw structure, so that the vertical adjustment effect is achieved. However, in the current hinge structure, the hinge base is not high in stability in the moving and adjusting process, and the hinge base is easy to deflect, so that the adjusting precision of the hinge is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a hinge capable of improving adjustment stability.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a hinge, includes hinge body and base, the base includes top cap, fixing base and regulating part, the top cap is connected on the fixing base with hinge body and along vertical direction slidable, the regulating part rotationally connects on the fixing base and is used for ordering about the top cap along vertical direction reciprocating motion, be equipped with the guiding mechanism who provides the sliding guide along vertical direction for the top cap between fixing base and the top cap, guiding mechanism in fixing base length direction both ends respectively are equipped with one.

Further setting: the guide grooves are correspondingly formed in the side walls at the two ends of the top cover in the length direction respectively along the vertical direction, and the guide blocks embedded in the guide grooves are correspondingly arranged at the two ends of the fixing base in the length direction respectively.

Further setting: the base still includes the regulating plate, the regulating plate is connected on the fixing base along horizontal direction slidable, the regulating part is used for ordering about the regulating plate along horizontal direction reciprocating motion, it is equipped with initiative screens and driven screens to correspond respectively on regulating plate and the top cap, the mutual butt of initiative screens and driven screens is used for ordering about top cap elevating movement when the regulating plate removes along the horizontal direction.

Further setting: the surfaces of the driving clamping position and the driven clamping position, which are mutually abutted, are inclined guide surfaces, and the guide surfaces of the driving clamping position and the driven clamping position are mutually attached.

Further setting: initiative screens is located including corresponding last initiative screens of upside and the downside of regulating plate and lower initiative screens, driven screens is located including corresponding last driven screens and lower driven screens of upside and the downside of top cap, go up initiative screens and lower initiative screens and correspond ground respectively with last driven screens and lower driven screens on opposite one side butt.

Further setting: the top wall and the bottom wall of the top cover are correspondingly concave towards the inner side of the top cover to form the upper driven clamping position and the lower driven clamping position respectively.

Further setting: the top cap with be equipped with the locating part between the fixing base, the locating part is fixed in on the fixing base, set up the guiding hole that extends along vertical direction on the top cap, the locating part passes the guiding hole.

Further setting: the regulating part includes eccentric portion, it can supply to have seted up on the regulating plate the hole of dodging that eccentric portion held, the diameter of dodging the hole is greater than the maximum length of eccentric portion, eccentric portion with dodge the inner wall butt in hole and rotationally promote regulating plate reciprocating motion.

Further setting: the one end of top cap is equipped with elastically deformable's front end and detains the position, the one end that is close to on the fixing base the front end is detained the position is equipped with the front end spacing, the front end is detained the position and is detained and locate spacing upward and make of front end spacing one end butt on the inside wall of top cap is kept away from to the fixing base.

Further setting: the fixing base is kept away from one side protrusion of top cap and is equipped with the support column, the support column is used for inserting to mounting plane's preformed hole in.

Compared with the prior art, the scheme of the utility model has the following advantages:

1. according to the hinge, the guide mechanisms are respectively arranged at the front end and the rear end of the fixed seat and the top cover, when the adjusting piece drives the top cover to move up and down, the guide mechanisms at the front end and the rear end of the fixed seat provide sliding guide effects for the top cover, so that the top cover is not prone to deflection in the lifting process, the lifting adjustment stability is improved, and the hinge adjustment precision is improved.

2. In the hinge, the adjusting piece can drive the adjusting plate to reciprocate along the horizontal direction, the adjusting plate is linked with the top cover to move up and down through the matching structure of the driving clamping position and the driven clamping position, the driving clamping position on the adjusting plate plays a role in supporting the top cover in the adjusting process, the driving clamping position and the driven clamping position are always in contact in the adjusting process, the stress is uniform, the eccentric stress is not uniform, and the stability and the accuracy of the height adjustment of the hinge are improved.

3. In the hinge, the front end buckling position on the top cover is matched with the front end limit position on the fixed seat, and by means of the elastic deformation capacity of the front end buckling position, the inner wall of the top cover is abutted against the fixed seat by the front end buckling position, and meanwhile, the guide block and the guide groove are always in a tightly-held state, so that the movable gap and the deflection between the top cover and the fixed seat after the top cover is adjusted are avoided, and the effect of stopping along with adjustment can be achieved.

4. According to the hinge, the supporting columns are arranged on the fixed seat and can be inserted into the reserved holes of the mounting plane, so that the connection reliability of the hinge and the mounting plane is improved, and the hinge is prevented from loosening after being mounted and fixed.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The foregoing and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a schematic view of a hinge according to an embodiment of the present invention;

FIG. 2 is an exploded view of a hinge according to an embodiment of the present invention;

FIG. 3 is a schematic view of the back side of a hinge in accordance with an embodiment of the present invention;

fig. 4 is an exploded view of a base according to an embodiment of the utility model.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative only and should not be construed as limiting the utility model.

As shown in fig. 1 to 3, the present invention provides a hinge, in particular a line hinge, comprising a hinge body 1 and a base 2, in this embodiment, only a part of the hinge is shown, the structure is used for mounting on a side plate of a cabinet, and the structure connected to a cabinet door is not shown in the schematic view. In this embodiment, the hinge body 1 and the base 2 are a detachable connection structure, wherein the base 2 is used for being connected and fixed with a side plate of the cabinet body, and the hinge body 1 is used for being connected with an accessory connected to a cabinet door.

In this embodiment, base 2 includes top cap 21, regulating plate 22, fixing base 23 and regulating part 24, top cap 21 is connected with hinge body 1, fixing base 23 is used for being connected with the mounting plane, in this embodiment, fixing base 23 is used for installing on the curb plate of the cabinet body, regulating plate 22 connects on fixing base 23 along horizontal direction slidable, regulating part 24 rotationally connects on fixing base 23 and is used for driving regulating plate 22 along horizontal direction reciprocating motion, regulating plate 22 is used for linkage fixing base 23 elevating movement when its horizontal reciprocating motion, be equipped with the guiding mechanism who provides the sliding guide along vertical direction for top cap 21 between fixing base 23 and the top cap 21, guiding mechanism in fixing base 23 length direction both ends respectively are equipped with one.

Through both ends set up guiding mechanism respectively around fixing base 23 and top cap 21, when regulating part 24 ordered about top cap 21 elevating movement, the guiding structure at both ends provides the slip guide effect for top cap 21 around fixing base 23, makes top cap 21 be difficult for taking place to deflect at the lift in-process, promotes lift adjustment's stability to promote the precision that the hinge was adjusted.

Further, the side walls at the two ends of the top cover 21 in the length direction are respectively and correspondingly provided with a guide groove 211 along the vertical direction, the two ends of the fixing seat 23 in the length direction are respectively and correspondingly provided with a guide block 231 embedded in the guide groove 211, and the guide groove 211 and the guide block 231 jointly form the guide mechanism.

By means of the matching structure of the guide block 231 on the fixed seat 23 and the guide groove 211 on the top cover 21, sliding guide is provided for the lifting movement of the top cover 21, the top cover 21 is prevented from deflecting and deviating in the lifting adjustment process, and the adjustment accuracy is improved.

In this embodiment, the top cover 21 is provided with the guide grooves 211 only at both ends in the longitudinal direction thereof, and in other embodiments, the guide grooves 211 may be provided at the middle portion of the top cover 21. In this embodiment, the top wall and the bottom wall of the top cover 21 are symmetrically provided with the guide grooves 211, the two long sides of the fixing seat 23 are provided with the guide blocks 231, and the guide blocks 231 correspond to the guide grooves 211 one to one.

In this embodiment, the backside of the top cover 21 is a concave structure, the adjusting plate 22 and the fixing seat 23 are embedded in the concave space on the backside of the top cover 21, preferably, the long side of the fixing seat 23 protrudes along the width direction of the fixing seat 23 to form the guide block 231, the notch of the guide groove 211 faces the backside direction of the top cover 21, and when the top cover 21 and the fixing seat 23 are assembled, the guide block 231 on the fixing seat 23 is embedded along the guide groove 211, and the fixing seat 23 is embedded in the concave space on the backside of the top cover 21.

By adopting the structure design, the connection among the adjusting plate 22, the top cover 21 and the fixing seat 23 is tighter, the occupied space is smaller, the hinge is more miniaturized, and the transportation cost is reduced. In addition, the tight assembly structure can also prevent the top cover 21 from loosening in the adjusting process, thereby being beneficial to improving the stability of the whole structure and improving the safety of the product.

Further, correspond respectively on regulating plate 22 and the top cap 21 and be equipped with initiative screens and driven screens, initiative screens and driven screens butt each other and be used for when regulating plate 22 removes along the horizontal direction ordering top cap 21 elevating movement.

Through such setting, regulating plate 22 can be ordered about by regulating part 24 along horizontal direction reciprocating motion, regulating plate 22 links top cap 21 elevating movement through the cooperation structure of initiative screens and driven screens, at the in-process of regulation, the effect of support has been played to top cap 21 to the initiative screens on the regulating plate 22, and at the in-process of regulation, initiative screens and driven remain the contact all the time, the atress is even, the uneven condition of eccentric atress can not appear, the stability and the accuracy nature of hinge altitude mixture control have been promoted.

Preferably, the surfaces of the driving detent and the driven detent, which are abutted against each other, are inclined guide surfaces, and the guide surfaces of the driving detent and the driven detent are attached to each other. The driving clamping position and the driven clamping position are matched with each other through the inclined guide surfaces, so that on one hand, the contact area of the driving clamping position and the driven clamping position can be increased, the driving clamping position and the driven clamping position are in closer contact, and the top cover 21 is more stable when the adjusting plate 22 drives the top cover to move; on the other hand, after the top cover 21 is adjusted, the inclined guide surface structure can better bear the gravity of the door panel, so that the top cover 21 and the fixed seat 23 are more stably connected, and the top cover 21 and the fixed seat are not easy to loosen after the adjustment is completed.

Further, initiative screens is located including corresponding last initiative screens 221 and the lower initiative screens 222 of the upside and the downside of regulating plate 22, driven screens is located including corresponding last driven screens 212 and lower driven screens 213 of the upside and the downside of top cap 21, go up initiative screens 221 and lower initiative screens 222 and correspond ground and last driven screens 212 and driven screens 213 on opposite side butt respectively.

In this embodiment, the adjusting plate 22 is provided with a pair of upper driving detents 221 and a pair of lower driving detents 222, and correspondingly, the top cover 21 is provided with a pair of upper driven detents 212 and lower driven detents 213, and preferably, the upper driven detents 212 and the lower driven detents 213 that are close to each other are symmetrically provided on the top sidewall and the bottom sidewall of the top cover 21.

Preferably, the driven screens are triangular structures, and both sides of the driven screens are inclined guide surface structures. The upper driving detent 221 and the lower driving detent 222 respectively abut against the opposite sides of the upper driven detent 212 and the lower driven detent 213, so that the upper driven detent 212 and the lower driven detent 213 form a clamping effect on the adjusting plate 22. When the adjusting plate 22 moves forward, the lower driving detent 222 pushes the lower driven detent 213 to move downward, and the upper driven detent 212 keeps abutting against the upper driving detent 221 all the time, and the upper driving detent 221 provides a supporting function for the top cover 21. When regulating plate 22 moves backward, it promotes last driven screens 212 upward movement to go up initiative screens 221, utilize the cooperation of two initiative screens about with two driven screens from top to bottom, regulating plate 22 is when highly adjusting top cap 21, also support for top cap 21, and in addition, when regulating plate 22 can't remove, two initiative screens from top to bottom and two driven screens from top to bottom have formed the structure of locking, top cap 21 can't freely remove, the stability and the security of hinge height control have been promoted.

In this embodiment, the top wall and the bottom wall of the top cover 21 are respectively formed with the upper follower detent 212 and the lower follower detent 213 which are recessed toward the inside of the top cover 21. The two sides of the adjusting plate 22 along the length direction are respectively protruded with an upper active position stop 221 and a lower active position stop 222. Due to the structural design, the top cover 21 is easy to machine and form, a complex machining process is not needed, and the machining cost is low.

As shown in fig. 4, further, a limiting member is disposed between the top cover 21 and the fixed seat 23, the limiting member is fixed on the fixed seat 23, a guide hole 214 extending in the vertical direction is formed in the top cover 21, and the limiting member passes through the guide hole 214. In this embodiment, the limiting member is a limiting rivet 25, the fixing base 23 has been provided with an assembly hole 232, the adjusting plate 22 has been provided with a front guide groove 223 along the sliding direction thereof for the limiting rivet 25 to pass through, the front guide groove 223 is provided at the front end of the adjusting plate 22, the limiting rivet 25 sequentially passes through the guide hole 214 on the top cover 21 and the assembly hole 232 of the adjusting plate 22 and then is fixed on the fixing base 23 after passing through the front guide groove 223.

The top cover 21, the adjusting plate 22 and the fixing seat 23 can be assembled with each other by means of the limit rivet 25 to form a tight matching structure, and the matching structure of the limit rivet 25 and the guide hole 214 can provide a guiding effect for the lifting movement of the top cover 21, so that the stability of the lifting adjustment of the top cover 21 is further improved. In addition, the matching structure of the limit rivet 25 and the front guide groove 223 on the adjusting plate 22 also provides horizontal sliding guide for the adjusting plate 22, so that the adjusting plate 22 is ensured to move along the horizontal direction, and the stability and the accuracy of hinge adjustment are further improved.

Further, two guide protrusions 233 are formed on one side surface of the fixing seat 23 close to the adjusting plate 22 in a protruding manner, the two guide protrusions 233 are disposed at the rear end of the fixing seat 23, the rear end of the adjusting plate 22 is embedded in a gap between the two guide protrusions 233, and the rear end of the adjusting plate 22 is the end far away from the front guide groove 223. The front guide groove 223 and the guide protrusion 233 are used for limiting the front end and the rear end of the adjusting plate 22, respectively, so that the adjusting plate 22 is ensured to move in the horizontal direction, and the stability of hinge adjustment is further improved.

Further, the regulating part 24 is an eccentric pushing disc, the eccentric pushing disc includes an eccentric portion 241, the regulating plate 22 is provided with an avoiding hole 224 for accommodating the eccentric portion 241, the diameter of the avoiding hole 224 is greater than the maximum length of the eccentric portion 241, the eccentric portion 241 and the inner wall of the avoiding hole 224 is abutted and rotationally pushed to the regulating plate 22 for reciprocating motion. In this embodiment, the bottom of the eccentric pushing plate is riveted to the hole on the fixing seat 23. The preferred adjustment range of the adjusting element 24 is 180 °, and the adjusting element 24 can be rotated 90 ° in each of the positive and negative directions.

Utilize the appearance characteristics of eccentric portion 241, when the eccentric dish that pushes away rotated, eccentric portion 241 with dodge hole 224 inner wall butt and promote regulating plate 22 along horizontal direction reciprocating motion to drive top cap 21 elevating movement, the operator only need push away the dish through rotating the eccentric, alright in order to realize the altitude mixture control to top cap 21, realize the altitude mixture control to hinge body 1 promptly, the operation is comparatively convenient.

Furthermore, one end of the top cover 21 is provided with an elastically deformable front end buckling position 215, one end of the fixing seat 23 close to the front end buckling position 215 is provided with a front end limiting position 234, and the front end buckling position 215 is buckled on the front end limiting position 234 and enables one end of the fixing seat 23 far away from the front end limiting position 234 to abut against the inner side wall of the top cover 21. In this embodiment, the front end fastening portion 215 is disposed at the front end of the top cover 21, and the front end limiting portion 234 is correspondingly disposed at the front end of the fixing base 23. The rear end of the fixed seat 23 abuts against the inner side wall of the rear end of the top cover 21. In this embodiment, the front end of the top cover 21 is bent to form the front end fastening position 215, and the front end of the fixing seat 23 is bent to form the front end limit 234, wherein the bending angle of the front end fastening position 215 is larger, the bending angle of the front end limit 234 is smaller, and the front end fastening position 215 can hook the front end limit 234.

Utilize the front end on the top cap 21 to detain the spacing 234 cooperation of front end on position 215 and the fixing base 23, but rely on the front end to detain the ability of elastic deformation that position 215 possessed, make guide block 231 and guide way 211 inner wall be in the state of hugging closely, produce great frictional force between guide block 231 and the guide way 211, thereby make at every turn adjust back top cap 21 and fixing base 23 that finishes can the auto-lock die, it is not hard up to take place between top cap 21 and the fixing base 23, ensure that top cap 21 can not produce the clearance or take place the skew to adjust to everywhere with between fixing base 23, play the effect of stopping along with transferring. In addition, after the front end buckling position 215 is matched with the front end limiting position 234, the inner wall of the rear end of the top cover 21 is tightly abutted against the rear end of the fixed seat 23 by utilizing the elastic force of the front end buckling position 215, so that the matching tightness between the top cover 21 and the fixed seat 23 is further improved, and the top cover 21 is more stable and does not deflect in the lifting adjustment process.

Further, a supporting column 235 is convexly arranged on one side of the fixed seat 23 away from the top cover 21, and the supporting column 235 is used for being inserted into a reserved hole of the installation plane. In this embodiment, two supporting columns 235 are disposed along the length direction of the fixing base 23. Preferably, the supporting column 235 is integrally formed on the fixing base 23.

Further, two screw mounting holes 236 are formed in the fixing seat 23 along the length direction, one of the screw mounting holes is formed in the front end of the fixing seat 23, and the other screw mounting hole is formed in the middle of the fixing seat 23.

In summary, the scheme of the utility model has the following advantages:

1. in the hinge, the guide mechanisms are respectively arranged at the front end and the rear end of the fixed seat 23 and the top cover 21, when the adjusting piece 24 drives the top cover 21 to move up and down, the guide mechanisms at the front end and the rear end of the fixed seat 23 provide a sliding guide effect for the top cover 21, so that the top cover 21 is not easy to deflect in the lifting process, the stability of lifting adjustment is improved, and the precision of hinge adjustment is improved.

2. In the hinge, the adjusting piece 24 can drive the adjusting plate 22 to reciprocate along the horizontal direction, the adjusting plate 22 is linked with the top cover 21 to move up and down through a matching structure of the driving clamping position and the driven clamping position, the driving clamping position on the adjusting plate 22 plays a role in supporting the top cover 21 in the adjusting process, the driving clamping position and the driven clamping position are always in contact in the adjusting process, the stress is uniform, the condition of uneven eccentric stress cannot occur, and the stability and the accuracy of height adjustment of the hinge are improved.

3. In the hinge, the front end buckling position 215 on the top cover 21 is matched with the front end limiting position 234 on the fixed seat 23, and by means of the elastic deformation capacity of the front end buckling position 215, the front end buckling position 215 enables the inner wall of the top cover 21 to be abutted against the fixed seat 23, and meanwhile, the guide block 231 and the guide groove 211 are always in a clasping state, so that the movable gap and the deflection between the top cover 21 and the fixed seat 23 after the top cover 21 is adjusted are avoided, and the effect of stopping along with the adjustment can be achieved.

4. In the hinge, the supporting column 235 is arranged on the fixed seat 23, and the supporting column 235 can be inserted into the reserved hole of the installation plane, so that the connection reliability of the hinge and the installation plane is improved, and the hinge is prevented from loosening after being installed and fixed.

The foregoing is only a partial embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The hinge comprises a hinge body and a base, and is characterized in that: the base includes top cap, fixing base and regulating part, the top cap is connected on the fixing base with this body coupling of hinge and along vertical direction slidable, the regulating part rotationally connects on the fixing base and is used for ordering about the top cap along vertical direction reciprocating motion, be equipped with the guiding mechanism who provides the slide guide along vertical direction for the top cap between fixing base and the top cap, guiding mechanism in fixing base length direction both ends respectively are equipped with one.

2. The hinge of claim 1, wherein: the guide grooves are correspondingly formed in the side walls at the two ends of the top cover in the length direction respectively along the vertical direction, and the guide blocks embedded in the guide grooves are correspondingly arranged at the two ends of the fixing base in the length direction respectively.

3. A hinge as defined in claim 2, wherein: the base still includes the regulating plate, the regulating plate is connected on the fixing base along horizontal direction slidable, the regulating part is used for ordering about the regulating plate along horizontal direction reciprocating motion, it is equipped with initiative screens and driven screens to correspond respectively on regulating plate and the top cap, the mutual butt of initiative screens and driven screens is used for ordering about top cap elevating movement when the regulating plate removes along the horizontal direction.

4. A hinge as defined in claim 3, wherein: the surfaces of the driving clamping position and the driven clamping position, which are mutually abutted, are inclined guide surfaces, and the guide surfaces of the driving clamping position and the driven clamping position are mutually attached.

5. The hinge of claim 4, wherein: initiative screens is located including corresponding last initiative screens of upside and the downside of regulating plate and lower initiative screens, driven screens is located including corresponding last driven screens and lower driven screens of upside and the downside of top cap, go up initiative screens and lower initiative screens and correspond ground respectively with last driven screens and lower driven screens on opposite one side butt.

6. The hinge of claim 5, wherein: the top wall and the bottom wall of the top cover are correspondingly concave towards the inner side of the top cover to form the upper driven clamping position and the lower driven clamping position respectively.

7. A hinge as defined in claim 3, wherein: the top cap with be equipped with the locating part between the fixing base, the locating part is fixed in on the fixing base, set up the guiding hole that extends along vertical direction on the top cap, the locating part passes the guiding hole.

8. A hinge as defined in claim 3, wherein: the regulating part includes eccentric portion, it can supply to have seted up on the regulating plate the hole of dodging that eccentric portion held, the diameter of dodging the hole is greater than the maximum length of eccentric portion, eccentric portion with dodge the inner wall butt in hole and rotationally promote regulating plate reciprocating motion.

9. A hinge as defined in claim 3, wherein: the one end of top cap is equipped with elastically deformable's front end and detains the position, the one end that is close to on the fixing base the front end is detained the position is equipped with the front end spacing, the front end is detained the position and is detained and locate spacing upward and make of front end spacing one end butt on the inside wall of top cap is kept away from to the fixing base.

10. The hinge of claim 1, wherein: the fixing base is kept away from one side protrusion of top cap and is equipped with the support column, the support column is used for inserting to mounting plane's preformed hole in.