CN213522772U

CN213522772U - Quick plug structure

Info

Publication number: CN213522772U
Application number: CN202022174520.8U
Authority: CN
Inventors: 袁剑蓉; 陆再斌; 郑春风; 黎宏伟
Original assignee: Zhejiang Supcon Technology Co Ltd
Current assignee: Zhejiang Supcon Technology Co Ltd
Priority date: 2020-09-28
Filing date: 2020-09-28
Publication date: 2021-06-22
Anticipated expiration: 2030-09-28

Abstract

The utility model discloses a quick plug-in structure, which is used for installing a module and a base, and comprises a fastening pin arranged on the shell of the module and a sliding fastener arranged on the base; the sliding fastener is provided with a single-side clamping groove used for being clamped with the fastening foot, the sliding fastener is in sliding fit with the base in a direction parallel to the matching surface of the module and the base, a spring is arranged between the sliding fastener and the base, and the spring is used for keeping the sliding fastener to return to the movement trend of the first limit position; when the sliding fastener slides to a certain preset position between the first limit position and the second limit position under the action of external force, the fastening foot can be clamped on the one-side clamping groove; when the sliding fastener slides under external force and leaves the preset position, the fastening foot and the unilateral clamping groove are separated from the clamping state. By adopting the quick plugging structure, the whole installation and disassembly process is simple and convenient to operate, and the spring can enable the unilateral clamping groove and the buckling pin to be clamped more tightly, so that the connection reliability can be ensured.

Description

Quick plug structure

Technical Field

The utility model relates to a module installation technical field especially relates to a quick plug structure.

Background

The module is widely applied to an industrial control system, has small and exquisite structure and flexible configuration, can quickly realize multifunctional combination and has high cost performance. In order to allow a user to replace, repair or upgrade a product by himself, the module is usually fixed in the base or the mounting unit in a locking manner, which facilitates quick mounting and dismounting. However, the module is installed and fixed in a conventional manner, in which a plurality of screws and fixing tools matched with the screws are prepared, the screws are inserted into holes reserved in the installation unit one by one, and the screws are screwed to fix the module.

The locking method has the following disadvantages that firstly, the module and the fixing unit cannot achieve the effect of quick insertion or separation; secondly, during fixing, an auxiliary mounting tool is needed for matching, the process is complicated, and the efficiency is low; thirdly, after the screw is disassembled, the situation of easy omission and loss and the like is caused due to the small size of the screw, and the subsequent assembling process can not be carried out. Finally, due to the fact that screws are fixed, threaded holes need to be reserved in advance to control torque, certain technical control risks exist, and reliability is difficult to guarantee.

In summary, how to solve the problem of inconvenient operation when the module is mounted on the base has become a technical problem that needs to be solved urgently by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a quick plug structure to solve the inconvenient problem of operation when module installation to the base.

In order to achieve the above object, the present invention provides a quick plug structure for installation between a module and a base, comprising a fastening pin disposed on a housing of the module and a sliding fastener disposed on the base;

the sliding fastener is provided with a single-side clamping groove used for being clamped with the fastening foot, the sliding fastener is in sliding fit with the base in a direction parallel to the matching surface of the module and the base, a spring is arranged between the sliding fastener and the base, and the spring is used for keeping the sliding fastener to return to a movement trend of a first limit position; when the sliding fastener slides to a certain preset position between the first limit position and the second limit position under the action of external force, the fastening foot can be clamped on the single-side clamping groove; when the sliding fastener slides under external force and leaves the preset position, the fastening foot and the single-side clamping groove are separated from a clamping state.

Preferably, still be provided with the first fastener of preventing mixing and inserting on the shell of module, be provided with on the base with the first second of preventing mixing and inserting fastener looks adaptation prevents mixing and inserts the fastener, and works as sliding fastener moves to when presetting the position, the first fastener of preventing mixing and inserting is just right with the second fastener of preventing mixing and inserting.

Preferably, a first guide portion arranged along a mating surface perpendicular to the module and the base is provided on the housing of the module, and a second guide portion adapted to the first guide portion is provided on the base.

Preferably, one of the first guide portion and the second guide portion is a guide groove, and the other is a guide boss.

Preferably, still be provided with the inclined plane boss on the slip fastener, be provided with on the shell of module with the indent of inclined plane boss looks adaptation, work as the casing of module to when the base is buckled, the indent can be right the inclined plane boss produces the oppression and forces the inclined plane boss drives the slip fastener slides, works as when the slip fastener moves to preset position, the inclined plane boss just in time imbeds the indent, forces as external force the slip fastener slides and breaks away from when presetting the position, the inclined plane boss breaks away from the indent, can be right simultaneously the module produces the jacking effect and realizes helping the effect of pulling out.

Preferably, the sliding fastener is provided with at least 2 single-side clamping grooves which are respectively positioned at two sides of the base, and the shell of the module is provided with fastening feet which are arranged in a one-to-one correspondence manner with the single-side clamping grooves.

Compared with the introduction content of the background technology, the quick plugging structure is used for mounting the module and the base and comprises a fastening pin arranged on the shell of the module and a sliding fastener arranged on the base; the sliding fastener is provided with a single-side clamping groove used for being clamped with the fastening foot, the sliding fastener is in sliding fit with the base in a direction parallel to the matching surface of the module and the base, a spring is arranged between the sliding fastener and the base, and the spring is used for keeping the sliding fastener to return to the movement trend of the first limit position; when the sliding fastener slides to a certain preset position between the first limit position and the second limit position under the action of external force, the fastening foot can be clamped on the one-side clamping groove; when the sliding fastener slides under external force and leaves the preset position, the fastening foot and the unilateral clamping groove are separated from the clamping state. The quick plug structure is adopted between the module and the base, when the quick plug structure is installed, the sliding fastener is driven to slide to a preset position through external force, the buckling feet are opposite to the one-side clamping grooves in the sliding fastener, the buckling feet can be clamped with the one-side clamping grooves through pressing the module, and under the action of restoring force of the spring on the sliding fastener, the one-side clamping grooves and the buckling feet can be matched more tightly; during the dismantlement, slide from this preset position through external drive slip fastener, detain the foot this moment and break away from with the unilateral draw-in groove, lose the joint and connect, then the module can be convenient take off from the base, whole installation and dismantlement process, easy operation is convenient, and because the spring can make unilateral draw-in groove and detain the foot joint more tight real, consequently, can guarantee the reliability of connecting.

The utility model also provides another quick plug structure used for the installation between the module and the base, which comprises a sliding fastener arranged on the shell of the module and a fastening foot arranged on the base;

the sliding fastener is provided with a single-side clamping groove used for being clamped with the clamping foot, the sliding fastener is in sliding fit with the shell of the module in the direction parallel to the matching surface of the module and the base, a spring is arranged between the sliding fastener and the shell of the module, the spring is used for enabling the sliding fastener to keep the movement trend of recovering to a first limit position, and when the sliding fastener slides to a certain preset position between the first limit position and a second limit position under the action of external force, the clamping foot can be clamped on the single-side clamping groove; when the sliding fastener slides under external force and leaves the preset position, the fastening foot and the single-side clamping groove are separated from a clamping state.

Because this kind of quick plug structure compares in aforementioned quick plug structure, only sets up sliding fastener on the module, detains the foot setting on the base, and the position has been changed, and it has the same core thought with aforementioned quick plug structure, consequently also should have corresponding technological effect, no longer gives unnecessary details here.

Preferably, still be provided with on the shell of module first prevent mixing insert the fastener with be provided with on the base with first prevent mixing insert the second of fastener looks adaptation and prevent mixing insert the fastener, and work as sliding fastener moves to when presetting the position, first prevent mixing insert the fastener and prevent mixing insert the fastener just right with the second.

Preferably, the housing of the module is provided with the first guide part arranged along a mating surface perpendicular to the module and the base, and the base is provided with the second guide part matched with the first guide part; and one of the first guide part and the second guide part is a guide groove, and the other is a guide boss.

Preferably, still be provided with the inclined plane boss on the slip fastener, be provided with on the base with the indent of inclined plane boss looks adaptation, work as the casing of module to when the base is buckled, the indent can be right the inclined plane boss produces the oppression and forces the inclined plane boss drives the slip fastener slides, works as when the slip fastener moves to preset position, the inclined plane boss just in time imbeds the indent, forces as external force the slip fastener slides and breaks away from when presetting the position, the inclined plane boss breaks away from the indent, simultaneously can be right the module produces the jacking effect and realizes helping the effect of pulling out.

Drawings

Fig. 1 is a schematic diagram of a preassembly structure of a quick plug structure according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a module according to an embodiment of the present invention;

fig. 3 is a schematic structural view of the sliding fastener embedded in the base according to the embodiment of the present invention;

fig. 4 is a schematic structural view of the sliding fastener axially limited on the base by the limiting component according to the embodiment of the present invention;

fig. 5 is a schematic structural view of a spring disposed between the sliding fastener and the base according to an embodiment of the present invention;

fig. 6 is a schematic structural view of a slide fastener according to an embodiment of the present invention;

fig. 7 is a schematic structural view of the first anti-mixing insertion fastener and the second anti-mixing insertion fastener provided in the embodiment of the present invention;

fig. 8 is a schematic structural view of a first anti-mix fastener according to an embodiment of the present invention;

fig. 9 is a schematic structural view of a second anti-mix fastener according to an embodiment of the present invention;

fig. 10 is a schematic cross-sectional structure view of four different installation angles of the first anti-mix fastener according to the embodiment of the present invention;

fig. 11 is a schematic cross-sectional structure view of four different installation angles of the second anti-mixing insertion fastener according to an embodiment of the present invention.

In the above figures 1-11 of the drawings,

the module comprises a module 1, a fastening pin 11, a first anti-mixing insertion fastener 12, a first guide part 13, a pressing groove 14, a base 2, a sliding fastener 21, an inclined boss 21b, a single-side clamping groove 21a, a second anti-mixing insertion fastener 22, a second guide part 23 and a spring 3.

Detailed Description

The core of the utility model is to provide a quick plug structure to solve the inconvenient problem of operation when module installation to the base.

In order to make those skilled in the art better understand the technical solutions provided by the present invention, the present invention will be further described in detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1-11, a quick plugging structure provided in the embodiment of the present invention is used for installation between a module 1 and a base 2, and is characterized in that the quick plugging structure includes a fastening pin 11 disposed on a housing of the module 1 and a sliding fastener 21 disposed on the base 2; a single-side clamping groove 21a used for being clamped with the clamping foot 11 is formed in the sliding fastener 21, the sliding fastener 21 is in sliding fit with the base 2 in a direction parallel to the matching surface of the module 1 and the base 2, a spring 3 is arranged between the sliding fastener 21 and the base 2, and the spring 3 is used for keeping the sliding fastener 21 to return to the movement trend of the first limit position; when the sliding fastener 21 slides to a certain preset position between the first limit position and the second limit position under the action of external force, the fastening foot 11 can be clamped on the one-side clamping groove 21 a; when the sliding fastener 21 slides under external force and leaves the preset position, the fastening leg 11 is disengaged from the one-side engaging groove 21 a.

When the quick plug-pull structure is adopted between the module and the base, the sliding fastener is driven to slide to a preset position through external force during installation, the buckling feet are opposite to the one-side clamping grooves in the sliding fastener, the buckling feet can be clamped with the one-side clamping grooves through pressing the module, and the one-side clamping grooves and the buckling feet can be matched more tightly under the action of restoring force of the spring on the sliding fastener; during the dismantlement, slide from this preset position through external drive slip fastener, detain the foot this moment and break away from with the unilateral draw-in groove, lose the joint and connect, then the module can be convenient take off from the base, whole installation and dismantlement process, easy operation is convenient, and because the spring can make unilateral draw-in groove and detain the foot joint more tight real, consequently, can guarantee the reliability of connecting.

It should be noted that the first limit position and the second limit position refer to two extreme positions at which the slide fastener 21 can move. The shell of the module is an important component in a hardware structure of the control system, provides good packaging for the communication board card, and is finely shaped so as to meet aesthetic requirements of customers and improve competitiveness of products. The modules adopt an external plug-in structure mode, and the modules are electrically and mechanically connected through connecting pieces or cables or racks, so that the installation mode is very flexible.

In addition, the specific structure of the sliding fit between the sliding fastener 21 and the base may be that, as shown in fig. 3, the sliding fastener 21 is embedded in the inner side of the base, and the sliding fit is realized through a slide way on the inner side; as shown in fig. 4, the base is provided with a limiting component for limiting the sliding member to move along the direction perpendicular to the base and only slide along the direction parallel to the base. It should be further noted that the single-side slot 21a refers to a slot being engaged with a single side of the fastening leg, and the design is aimed at switching between engaging and disengaging along with the sliding of the sliding fastener.

Besides, the specific structure of the spring may be a compression spring or an extension spring, as long as the spring has a movement tendency of returning to the first limit position.

In addition, the utility model also provides a quick plug structure for the installation between the module and the base, which comprises a sliding fastener 21 arranged on the shell of the module 1 and a fastening foot 11 arranged on the base 2; the sliding fastener 21 is provided with a single-side clamping groove 21a used for being clamped with the clamping foot 11, the sliding fastener 21 is in sliding fit with the shell of the module 1 in the direction parallel to the matching surface of the module 1 and the base 2, a spring 3 is arranged between the sliding fastener 21 and the shell of the module 1, the spring 3 is used for enabling the sliding fastener 21 to keep the movement trend of recovering to a first limit position, and when the sliding fastener 21 slides to a certain preset position between the first limit position and a second limit position under the action of external force, the clamping foot 11 can be clamped on the single-side clamping groove 21 a; when the sliding fastener 21 slides under external force and leaves the preset position, the fastening leg 11 is disengaged from the one-side engaging groove 21 a.

In some specific embodiments, the housing of the module 1 is further provided with a first anti-mix fastener 12, the base 2 is provided with a second anti-mix fastener 22 adapted to the first anti-mix fastener 12, and when the sliding fastener 21 moves to the predetermined position, the first anti-mix fastener 12 faces the second anti-mix fastener 22. The first fastener of preventing mixing and inserting and the second fastener of preventing mixing and inserting is female fastener, and another is the pin thread spare, and the two can the lock only under just right circumstances. As shown in fig. 7-11, a set of anti-mix fastener can provide two different sets of four-bit anti-mix components, each set having 8 (2 × 4) bits. When the module is assembled with the base, the misplug prevention devices at the upper position and the lower position are ensured to be both effective, and the condition that one group of parts cannot be inserted and the other group can be inserted is not allowed; thereby effectively ensuring the requirement of the module on the specific position of the base and avoiding the error insertion operation. The module can be effectively prevented from being installed at the wrong position by designing the anti-mixing insertion fastener.

It should be noted that the anti-mixing fastener can be arranged on the module and the base in a buckling manner, and can be configured and freely replaced according to actual requirements in the using process. Of course, other fixing manners can be designed, and the fixing manner is not limited in more detail.

In a further embodiment, the housing of the module 1 may be provided with a first guiding portion 13 arranged along a direction perpendicular to the mating surface of the module 1 and the base 2, and the base 2 may be provided with a second guiding portion 23 adapted to the first guiding portion 13. Through the cooperation of first guide part and second guide part, can make more convenient counterpoint when assembling between module and the base, can avoid the problem of inserting to one side. One of the first guide portion 13 and the second guide portion 23 may be a guide groove, and the other may be a guide boss. The guiding is realized by the cooperation of the guiding boss and the guiding groove, which is only a preferred example of the embodiment of the present invention, and in the practical application process, other guiding structures commonly used by those skilled in the art may also be adopted, which are not limited in more detail herein.

In a further embodiment, when the sliding fastener 21 is disposed on the base 2, the sliding fastener 21 is further provided with an inclined boss 21b, the housing of the module 1 is provided with a pressing groove 14 adapted to the inclined boss 21b, when the housing of the module 1 is fastened to the base 2, the pressing groove 14 can generate a pressing force on the inclined boss 21b and force the inclined boss 21b to drive the sliding fastener 21 to slide, and when the sliding fastener 21 moves to a preset position, the inclined boss 21b is just embedded into the pressing groove 14; when the external force forces the sliding fastener 21 to slide and separate from the preset position, the inclined boss 21b separates from the pressure groove 14, and simultaneously, the module 1 can be jacked to realize the pulling-assisted function.

When sliding fastener 21 sets up on module 1, be provided with the indent 14 with inclined plane boss 21b looks adaptation on the base 2, and when sliding fastener 21 moved to preset position, inclined plane boss 21b just in time imbedded indent 14, when sliding fastener 21 slides and breaks away from preset position, inclined plane boss 21b breaks away from indent 14, can produce the effect that the jacking effect realized helping the drawing to module 1 simultaneously.

By designing the matching structure of the inclined plane boss and the pressing groove, on one hand, the convenience of the module and the base in installation can be improved, the module can move along the guide part only by pressing the module, then the sliding fastener is forced to slide, and finally, the clamping of the fastening foot and the clamping groove of the sliding fastener is realized; on the other hand is when dismantling, because the effect of inclined plane boss, the slip fastener slides and can drive the inclined plane arch and produce the jacking effect to the module, makes then to extract more convenient.

In some specific embodiments, the sliding fastener 21 is generally provided with at least 2 single-side slots 21a respectively located at two sides of the base 2, and the housing of the module 1 is provided with fastening legs 11 arranged in one-to-one correspondence with the single-side slots 21 a. All set up one-way draw-in groove through the both sides at the base, can promote module and pedestal mounting's stability, specifically can adopt each side of both sides all to set up 2 unilateral draw-in grooves. In the practical application process, the number of the single-side card slots can be configured according to the practical requirement, and is not limited in more detail here.

It is right above the utility model provides a quick plug structure has carried out the detailed introduction. It should be noted that, in the present specification, the embodiments are all described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments may be referred to each other.

It is also noted that, in this document, terms such as "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that an article or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such article or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in an article or device that comprises the element.

The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the core concepts of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims

1. A quick plug structure is used for mounting a module (1) and a base (2), and is characterized by comprising a fastening pin (11) arranged on a shell of the module (1) and a sliding fastener (21) arranged on the base (2);

the sliding fastener (21) is provided with a single-side clamping groove (21a) used for being clamped with the fastening pin (11), the sliding fastener (21) is in sliding fit with the base (2) in the direction parallel to the matching surface of the module (1) and the base (2), a spring (3) is arranged between the sliding fastener (21) and the base (2), and the spring (3) is used for keeping the sliding fastener (21) to return to the movement trend of a first limit position; when the sliding fastener (21) slides to a certain preset position between the first limit position and the second limit position under the action of external force, the fastening foot (11) can be clamped on the single-side clamping groove (21 a); when the sliding fastener (21) slides under external force and leaves the preset position, the fastening foot (11) and the single-side clamping groove (21a) are separated from a clamping state.

2. The quick plugging structure according to claim 1, wherein a first anti-mix fastener (12) is further disposed on the housing of the module (1), a second anti-mix fastener (22) adapted to the first anti-mix fastener (12) is disposed on the base (2), and when the sliding fastener (21) moves to the predetermined position, the first anti-mix fastener (12) faces the second anti-mix fastener (22).

3. The quick-connect-disconnect structure according to claim 1, wherein a first guide portion (13) is disposed on the housing of the module (1) along a direction perpendicular to the mating surface of the module (1) and the base (2), and a second guide portion (23) adapted to the first guide portion (13) is disposed on the base (2).

4. The quick-connect-disconnect structure according to claim 3, wherein one of the first guide portion (13) and the second guide portion (23) is a guide groove and the other is a guide projection.

5. The quick-plugging structure according to claim 4, wherein the sliding fastener (21) is further provided with an inclined boss (21b), the housing of the module (1) is provided with a pressing groove (14) matched with the inclined boss (21b), when the housing of the module (1) is fastened to the base (2), the pressing groove (14) can generate a pressing force on the inclined boss (21b) and force the inclined boss (21b) to drive the sliding fastener (21) to slide, and when the sliding fastener (21) moves to a preset position, the inclined boss (21b) is just embedded into the pressing groove (14); when external force forces the sliding fastener (21) to slide and break away from the preset position, the inclined plane boss (21b) breaks away from the pressure groove (14), and meanwhile, the module (1) can be jacked to achieve the effect of pulling assistance.

6. The quick-plugging structure according to claim 1, wherein the sliding fastener (21) is provided with at least 2 single-side slots (21a) respectively located at two sides of the base (2), and the housing of the module (1) is provided with fastening pins (11) arranged in one-to-one correspondence with the single-side slots (21 a).

7. A quick plug structure is used for mounting a module and a base, and is characterized by comprising a sliding fastener (21) arranged on a shell of the module (1) and a fastening pin (11) arranged on the base (2);

the sliding fastener (21) is provided with a single-side clamping groove (21a) used for being clamped with the buckling foot (11), the sliding fastener (21) is in sliding fit with the shell of the module (1) in the direction parallel to the matching surfaces of the module (1) and the base (2), a spring (3) is arranged between the sliding fastener (21) and the shell of the module (1), the spring (3) is used for enabling the sliding fastener (21) to keep the movement trend of recovering to a first limit position, and when the sliding fastener (21) slides to a certain preset position between the first limit position and a second limit position under the action of external force, the buckling foot (11) can be clamped on the single-side clamping groove (21 a); when the sliding fastener (21) slides under external force and leaves the preset position, the fastening foot (11) and the single-side clamping groove (21a) are separated from a clamping state.

8. The quick plugging structure according to claim 7, wherein a first anti-mix fastener (12) is further disposed on the housing of the module (1) and a second anti-mix fastener (22) adapted to the first anti-mix fastener (12) is disposed on the base (2), and when the sliding fastener (21) moves to the predetermined position, the first anti-mix fastener (12) faces the second anti-mix fastener (22).

9. The quick-connect-disconnect structure according to claim 7, characterized in that a first guide portion (13) arranged along a mating surface perpendicular to the module (1) and the base (2) is provided on the housing of the module (1), and a second guide portion (23) adapted to the first guide portion (13) is provided on the base (2); and one of the first guide part (13) and the second guide part (23) is a guide groove, and the other is a guide boss.

10. The quick plugging structure according to claim 7, wherein an inclined boss (21b) is further disposed on the sliding fastener (21), a pressing groove (14) adapted to the inclined boss (21b) is disposed on the base (2), and when the sliding fastener (21) moves to a preset position, the inclined boss (21b) is just embedded in the pressing groove (14), and when the sliding fastener (21) slides and is separated from the preset position, the inclined boss (21b) is separated from the pressing groove (14), and simultaneously, a jacking effect can be generated on the module (1) to achieve a pulling assisting effect.