CN214524086U - Cover plate mounting structure - Google Patents

Abstract

The utility model provides an apron mounting structure for the installation of apron on the body, on overall structure, its clamping mechanism including the one end of locating the apron to and for clamping mechanism, rotate the locking mechanism who locates the other end of apron. Wherein, latch mechanism has pivot ground and locates the inboard checkpost of bounceing of apron, and under the mounted state of apron, the one end elasticity butt of the checkpost of bounceing in the inboard of body, the other end of bounceing the checkpost supports and puts in the inboard of apron to be formed with the effort in order to order about the apron and open. The locking mechanism is provided with an operating part with one end exposed out of the cover plate and a locking hook part detachably connected to the other end of the operating part, and the operating part can drive the locking hook part to rotate to be clamped with the inner side of the body or to be separated from the clamping connection due to bearing external force so as to lock the cover plate in an installation state or release the installation state. Apron mounting structure, structural stability is high, and uses the convenience good to can improve the holistic outward appearance quality of structure.

Description

Cover plate mounting structure

Technical Field

The utility model relates to an automobile parts technical field, in particular to apron mounting structure.

Background

With the development of the automobile industry and the improvement of the living standard of people, the attention of consumers to the appearance quality of vehicles and the operation convenience of various functional products is higher and higher. Especially, the vehicle is provided with more cover plates needing to be opened, and under any environment, the integral arrangement and the opening of the cover plates need to be designed according to the operation convenience and the requirement on the attractiveness.

But current apron mounting structure adopts the joint structure that has the stretching strap of opening usually, opens the stretching strap and generally arranges in the structure outside, produces the phenomenon that the structure leaks outward, and the stretching strap uses inconveniently, so overall structure still exists not enoughly in setting up, the demand that satisfies the consumption that can not be fine, its appearance quality and simple operation remain to promote yet.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a cover plate mounting structure to can effectively promote the holistic use convenience of structure and outward appearance quality, and then promote the vehicle quality.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

a cover mounting structure for mounting a cover on a body, the cover mounting structure comprising:

the clamping mechanism is arranged at one end of the cover plate and provided with a bouncing clip which is pivotally arranged on the inner side of the cover plate, one end of the bouncing clip is elastically abutted against the inner side of the body in the installation state of the cover plate, the other end of the bouncing clip is abutted against the inner side of the cover plate, and an acting force for driving the cover plate to open is formed;

the locking mechanism is rotatably arranged at the other end of the cover plate relative to the clamping mechanism and is provided with an operating part with one end exposed out of the cover plate and a locking hook part detachably connected to the other end of the operating part, and the operating part can drive the locking hook part to rotate to be clamped with the inner side of the body or to be separated from the clamping connection so as to lock the cover plate in the installation state or release the installation state due to bearing external force.

Furthermore, the two opposite sides of the bouncing clip are respectively formed with a pivoting connecting arm with a pin shaft, the inner side of the cover plate is provided with a mounting seat with a mounting hole corresponding to the pin shaft on each side, and each pin shaft is inserted into the mounting hole on the corresponding side, so that the pivoting arrangement of the bouncing clip on the cover plate is formed.

Furthermore, a guide groove penetrating through the mounting hole is formed in the inner side of each mounting seat, the guide groove is in a bell mouth shape, and each pin shaft enters the corresponding mounting hole along the guide groove on the corresponding side.

Furthermore, the outer side of each pivoting connecting arm is respectively provided with a convex auxiliary positioning rib, and a gap is abutted or formed between each auxiliary positioning rib and the mounting seat on the corresponding side.

Furthermore, the spring-up clamp is elastically abutted to the inner side of the body through a bent clamping head constructed at one end of the spring-up clamp, a convex first clamping boss abutted to the clamping head is arranged at the inner side of the body, the spring-up clamp is abutted to the inner side of the cover plate through an abutting raised head constructed at the other end of the spring-up clamp, and an abutting raised head abutted to the abutting raised head is arranged at the inner side of the cover plate.

Further, the inboard shaping of apron has adjacent to the location boss that the butt boss set up, it locates to be formed with the cover on the checkpost to bounce the constant head tank on the boss of location, just be equipped with respectively in the constant head tank with the location muscle of the double-phase offside butt of boss of location, the butt plush copper is located in the constant head tank, and be located two between the location muscle.

Furthermore, an operation hole matched with an operation end of an external tool is formed in one end, exposed out of the cover plate, of the operation part, the operation hole is adjacent to the operation hole, and an error-proof mark is arranged on the operation part.

Furthermore, the locking hook part is provided with a connecting hole, the control part is provided with a connecting column, the connecting column is inserted into the connecting hole, and the locking hook part and the control part are detachably connected through a clamping structure arranged between the connecting column and the connecting hole.

Further, the joint structure include in the inner wall of connecting hole with match at least a set of draw-in groove and the fixture block that sets up between the outer wall of spliced pole, and in the inner wall of connecting hole with be equipped with the matching between the outer wall of spliced pole and arrange mistake proofing guide way and mistake proofing direction muscle.

Further, in the inboard of apron is equipped with the spacing groove, and correspond to the spacing groove, in be equipped with in the latch hook portion slide in spacing boss in the spacing groove, and in the inboard of body be equipped with the second joint boss of latch hook portion butt.

Compared with the prior art, the utility model discloses following advantage has:

(1) apron mounting structure, set up latch mechanism and locking mechanism through the cooperation, can effectively promote the holistic convenience of use of structure and outward appearance quality, and then promote the vehicle quality. The spring-up clamp can be arranged in a pivoting manner, so that the overall use convenience of the structure is facilitated; the body is inboard to the checkpost of bounceing to and the one end of handling the portion exposes the apron, compares in prior art, does benefit to the promotion of the whole outward appearance quality of structure.

(2) Through the cooperation setting of the pivot connecting arm with the pin shaft and the mounting seat with the mounting hole, the pivot setting of the bouncing clamp on the cover plate is favorably realized, and the pivot connecting arm is arranged, so that certain elasticity is further realized between the pin shaft and the bouncing clamp, and the cooperation installation between the pin shaft and the mounting hole is facilitated.

(3) The guide groove is arranged, so that the guide installation of the pin shaft is facilitated, and the guide groove is in a horn mouth shape, so that the use effect of the guide groove is improved.

(4) The positioning ribs are arranged and assisted, and the supporting parts are abutted or formed with gaps between the positioning ribs and the mounting seats on the corresponding sides, so that the mounting of the pin shaft is facilitated, the offset of the spring-up clamp in the axial direction of the pin shaft after mounting can be controlled, the pin shaft is prevented from being separated from the mounting hole, the use of the spring-up clamp is influenced, and the use effect of the whole structure is improved.

(5) Dop and the cooperation setting of first joint boss to and the cooperation setting of butt plush copper and butt boss, do benefit to the realization and bounce the checkpost respectively with the butt of body and apron, promote the butt effect, and then promote the holistic result of use of structure.

(6) Use location boss and constant head tank through the cooperation to and the cooperation sets up the location muscle, do benefit to the convenient installation of bounce-off checkpost on the apron, and can avoid bounce-off checkpost to be located apron one side part and take place the skew in the use, do benefit to the result of use that promotes the bounce-off checkpost.

(7) Set up control hole and mistake proofing sign, do benefit to the use convenience that promotes the portion of controlling.

(8) The cooperation of connecting hole, spliced pole and joint structure is used, does benefit to the convenient dismouting that realizes between portion of controlling and the latch hook portion, and then promotes locking mechanism's result of use.

(9) The matching sets up mistake proofing guide way and mistake proofing direction muscle, the convenient dismouting between connecting hole and the spliced pole of being convenient for, and then does benefit to the result of use that further promotes locking mechanism.

(10) The limiting groove and the limiting boss are matched for use, so that the switching of the clamping or the disengagement of the locking hook part with the inner side of the body is facilitated, and the use convenience of the locking mechanism is effectively improved; and set up second joint boss and latch hook portion butt, be favorable to improving the cooperation result of use between locking mechanism and the body.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

fig. 1 is a schematic structural diagram of a cover plate mounting structure according to an embodiment of the present invention;

fig. 2 is another schematic structural diagram of a cover plate mounting structure according to an embodiment of the present invention;

FIG. 3 is an enlarged view of a portion A of FIG. 1;

FIG. 4 is a cross-sectional view taken along line A-A of FIG. 3;

FIG. 5 is a partial enlarged view of portion B of FIG. 2;

FIG. 6 is a cross-sectional view taken along line B-B of FIG. 5;

fig. 7 is an exploded view of a cover plate mounting structure according to an embodiment of the present invention;

FIG. 8 is an enlarged view of a portion C of FIG. 7;

fig. 9 is a partial enlarged view of portion D of fig. 7;

fig. 10 is an exploded view of a locking mechanism according to an embodiment of the present invention;

description of reference numerals:

1. a body; 101. a first clamping boss; 102. a second clamping boss; 103. a clamping groove;

2. a cover plate; 200. a mounting seat; 2001. mounting holes; 2002. a guide groove; 201. abutting against the boss; 202. positioning the boss; 203. a limiting groove; 204. clamping edges;

3. the clip is bounced; 301. clamping a head; 302. abutting the raised head; 303. positioning a groove; 3030. positioning ribs; 304. a through groove;

4. a locking mechanism; 401. an operation section; 4010. connecting columns; 40101. a clamping block; 40102. error-proofing guide ribs; 4011. a handling hole; 4012. error proofing identification; 402. a latch hook portion; 4020. connecting holes; 40201. a card slot; 40202. a mistake proofing guide groove; 4021. a limiting boss; 4022. a hollow-out section;

5. a pin shaft; 6. a pivoting connecting arm; 601. and auxiliary positioning ribs.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it should be noted that, if terms indicating orientation or positional relationship such as "upper", "lower", "inner", "back", etc. appear, they are based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the appearances of the terms first, second, etc. in this specification are not necessarily all referring to the same item, but are instead intended to cover the same item.

In addition, in the description of the present invention, the terms "mounted," "connected," and "connecting" are to be construed broadly unless otherwise specifically limited. For example, the connection can be fixed, detachable or integrated; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. To those of ordinary skill in the art, the specific meaning of the above terms in the present invention can be understood in combination with the specific situation.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

The embodiment relates to a cover plate mounting structure, which is used for mounting a cover plate 2 on a body 1, and comprises a clamping mechanism arranged at one end of the cover plate 2 and a locking mechanism 4 arranged at the other end of the cover plate 2 in a rotating mode relative to the clamping mechanism.

Wherein, latch mechanism has pivot ground and locates 2 inboard bounces checkpoints 3 of apron, and under the mounted state of apron 2, the one end elasticity butt of bounces checkpoints 3 in the inboard of body 1, and the other end of bounces checkpoints 3 supports the inboard of arranging apron 2 in to be formed with the effort in order to order about 2 openings of apron. The locking mechanism 4 has an operating portion 401 with one end exposed outside the cover plate 2 and a locking hook portion 402 detachably connected to the other end of the operating portion 401, and the operating portion 401 can drive the locking hook portion 402 to rotate to be clamped with or separated from the inner side of the body 1 to lock or unlock the cover plate 2 in or from the installation state due to receiving an external force.

In this embodiment, the body 1 is specifically taken as a vent cover on a vehicle, and the cover 2 is taken as a brake fluid opening cover or a battery opening cover provided on the vent cover. Of course, the body 1 and the cover 2 of the present embodiment may be other components that can be applied to the mounting structure, in addition to the vent cover and the brake fluid opening cover or the battery opening cover, respectively. In addition, each structure of the cover plate mounting structure not described in the present embodiment can refer to a common structural part in the prior art, and is not described herein again.

Based on the above design concept, an exemplary structure of the cover plate mounting structure of the present embodiment is as shown in fig. 1 to fig. 10, as mentioned above, the latch mechanism of the present embodiment has the pop-up clip 3 pivotally disposed on the inner side of the cover plate 2, and in the mounting state of the cover plate 2, one end of the pop-up clip 3 elastically abuts against the inner side of the body 1, and the other end of the pop-up clip 3 abuts against the inner side of the cover plate 2, and an acting force for driving the cover plate 2 to open is formed.

It is worth mentioning that the herein described spring clip 3 is preferably provided as two spaced apart clips, and the locking mechanism 4 is preferably provided between the two spring clips 3 in addition to being arranged at the other end of the cover plate 2, so as to achieve a relatively optimal use effect. In addition, the edge of the cover plate 2 is also provided with a clamping edge 204, and correspondingly, a clamping groove 103 which forms clamping with the clamping edge 204 is arranged on the body 1, and in the installation state of the cover plate 2, the body 1 can form bearing of the cover plate 2 due to bearing of the clamping edge 204 by the clamping groove 103, so that stable use of the installation structure in the embodiment is realized.

In this embodiment, as shown in fig. 2, fig. 5, fig. 7 and fig. 8, in a specific structure, the pivot connecting arms 6 with the pin shafts 5 are respectively formed on two opposite sides of the pop-up clip 3, and corresponding to the pin shafts 5 on the respective sides, the mounting seat 200 with the mounting hole 2001 is disposed on the inner side of the cover plate 2, and each pin shaft 5 is inserted into the corresponding mounting hole 2001, so as to form a pivot arrangement of the pop-up clip 3 on the cover plate 2, so as to facilitate the pivot arrangement of the pop-up clip 3 on the cover plate 2, and the pivot connecting arms 6 are disposed, so that the pin shafts 5 and the pop-up clip 3 have certain elasticity, thereby facilitating the fitting and mounting between the pin shafts 5 and the mounting holes 2001.

Preferably, as shown in fig. 5 and 8, a guide groove 2002 penetrating through the mounting hole 2001 is provided on the inner side of each mounting seat 200 to facilitate guiding and mounting of the pin 5, the guide groove 2002 is provided in a bell mouth shape, and each pin 5 enters the corresponding mounting hole 2001 along the corresponding guide groove 2002, so as to improve the use effect of the guide groove 2002. As a further improvement, the outer sides of the pivot connecting arms 6 are respectively provided with a convex auxiliary positioning rib 601, and each auxiliary positioning rib 601 abuts against or forms a gap with the corresponding mounting seat 200, so that the mounting of the pin 5 is facilitated, the offset of the mounted pop-up clip 3 in the axial direction of the pin 5 can be controlled, the pin 5 is prevented from being separated from the mounting hole 2001, the use of the pop-up clip 3 is prevented from being influenced, and the use effect of the whole structure is further improved.

As a preferred embodiment, as shown in fig. 6, in the present embodiment, the pop-up clip 3 elastically abuts against the inner side of the body 1 through the curved clip 301 configured at one end of the pop-up clip 3, the inner side of the body 1 is provided with the first clamping boss 101 protruding outward to abut against the clip 301, the pop-up clip 3 abuts against the inner side of the cover plate 2 through the abutting protrusion 302 configured at the other end of the pop-up clip 3, and the inner side of the cover plate 2 is provided with the abutting boss 201 to abut against the abutting protrusion 302, so as to facilitate the abutting of the pop-up clip 3 with the body 1 and the cover plate 2, respectively, and improve the abutting effect, and further improve the overall use effect of the structure.

For promoting the result of use that plays checkpost 3, as shown in fig. 5 and fig. 6, the inboard shaping of apron 2 has the location boss 202 that sets up adjacent to butt boss 201, it locates the constant head tank 303 on the boss 202 to be formed with the cover on the checkpost 3 to play, and be equipped with respectively in the constant head tank 303 with the location muscle 3030 of the double-phase offside butt of location boss 202, butt plush 302 is located in the constant head tank 303, and be located between two location muscle 3030, in order to do benefit to the convenient installation of the checkpost 3 of playing on apron 2, and can avoid playing checkpost 3 and be located apron 2 one side part and take place the skew in the use.

It should be noted that a through groove 304 is further formed between each positioning rib 3030 and the groove wall of the positioning groove 303 adjacent to the positioning rib 3030, and each positioning rib 3030 has a certain degree of elasticity and can be slightly deformed due to the pushing of the positioning boss 202, so as to facilitate the use effect of the cooperation between the clip 3 and the positioning boss 202. And, the concrete structure of location boss 202 can carry out corresponding adjustment according to the in-service use condition, if location boss 202 deviates from the slope setting of one side of butt boss 201 to in the good cooperation between location boss 202 and the constant head tank 303, promote the result of use between the two.

In this embodiment, as shown in fig. 1, 3 and 4, the locking mechanism 4 has an operating portion 401 with one end exposed outside the cover 2, and a locking hook portion 402 detachably connected to the other end of the operating portion 401, and the operating portion 401 can drive the locking hook portion 402 to rotate to be locked with or separated from the inner side of the body 1 due to receiving an external force, so as to lock or unlock the cover 2 in the installation state or the removal state. Specifically, a manipulation hole 4011 matched with an operation end of an external tool is formed in one end, exposed out of the cover plate 2, of the manipulation part 401, is adjacent to the manipulation hole 4011, and an error-proof mark 4012 is formed on the manipulation part 401, so that the use convenience of the manipulation part 401 is improved. In addition, in practical application, in order to improve the use effect of the lock hook portion 402, the lock hook portion 402 may be hollowed out, so as to form a hollowed-out portion 4022 that does not affect the normal use of the lock hook portion 402.

In order to facilitate the convenient disassembly and assembly between the operating part 401 and the locking hook part 402, as shown in fig. 10, a connecting hole 4020 is formed in the locking hook part 402, a connecting column 4010 is formed in the operating part 401, the connecting column 4010 is inserted into the connecting hole 4020, and the detachable connection between the locking hook part 402 and the operating part 401 is formed by a clamping structure arranged between the connecting column 4010 and the connecting hole 4020. Wherein, the joint structure includes at least a set of draw-in groove 40201 and fixture block 40101 that the matching set up between the inner wall of connecting hole 4020 and the outer wall of spliced pole 4010, and be equipped with the matching between the inner wall of connecting hole 4020 and the outer wall of spliced pole 4010 and arrange mistake proofing guide groove 40202 and mistake proofing direction muscle 40102 to convenient dismouting between connecting hole 4020 and the spliced pole 4010, and then do benefit to the result of use that further promotes locking mechanism 4.

As a preferred embodiment, as shown in fig. 4, 9 and 10, a stopper groove 203 is provided on the inner side of the cover plate 2, a stopper boss 4021 sliding in the stopper groove 203 is provided on the lock hook portion 402 corresponding to the stopper groove 203, and a second engaging boss 102 abutting against the lock hook portion 402 is provided on the inner side of the body 1. Here, the limiting groove 203 and the limiting boss 4021 are used in cooperation, which is beneficial to switching between two states of clamping or releasing the locking hook 402 with the inner side of the body 1, and further effectively improves the use convenience of the locking mechanism 4; and set up second joint boss 102 and latch hook portion 402 butt, be favorable to improving the cooperation result of use between locking mechanism 4 and the body 1. It should be noted here that, in order to implement the installation of the locking mechanism 4 on the cover plate 2 and facilitate the arrangement of the limiting groove 203, an installation foundation corresponding to the overall structural design of the locking mechanism 4 and the limiting boss 4021 is arranged on the cover plate 2, so as to achieve a better use effect of the locking mechanism 4.

When the cover plate mounting structure of the embodiment is used, the pop-up clip 3 is firstly assembled on the mounting hole 2001 of the mounting seat 200 through the pin 5, and when assembling, the positioning groove 303 is sleeved on the positioning boss 202, so as to realize the assembly of the spring clip 3 on the cover plate 2, then the clamping head 301 of the spring-up clamp 3 is abutted against the first clamping boss 101, at the same time, the clamping edge 204 of the cover plate 2 is clamped in the clamping groove 103 of the body 1, finally, the locking mechanism 4 is installed on the cover plate 2 through the clamping connection between the operating part 401 and the locking hook part 402, and the operating part 401 is operated to rotate by applying external force, so that the locking hook 402 is separated from the body 1, the cover 2 is covered on the body 1, and then the external force is applied to the operation part 401, so that the latch hook 402 rotates to realize the latch with the first latch boss 101 of the body 1, and thus the installation of the cover plate 2 on the body 1 can be realized.

When apron 2 is opened to needs, only need exert external force to control portion 401 for the rotatory joint that breaks away from the joint to the first joint boss 101 with body 1 of lock hook portion 402, at this moment, the one end that apron 2 is located locking mechanical system 4 is in and removes the state, owing to bounce the both ends of checkpost 3 respectively with body 1 and apron 2 butt, and have and be formed with the effort in order to order about apron 2 to open, so under bouncing about of checkpost 3, apron 2 is opened.

This embodiment apron mounting structure, set up latch mechanism and locking mechanism 4 through the cooperation, can effectively promote the holistic convenience of use of structure and outward appearance quality, and then promote the vehicle quality. The spring-up clamp 3 can be arranged in a pivoting mode, and the overall use convenience of the structure is facilitated; the spring clip 3 is arranged on the inner side of the body 1, and one end of the operation part 401 is exposed out of the cover plate 2, so that the improvement of the overall appearance quality of the structure is facilitated compared with the prior art.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A cover plate mounting structure for mounting a cover plate (2) on a body (1), characterized by comprising:

the clamping mechanism is arranged at one end of the cover plate (2), the clamping mechanism is provided with a spring-up clamp (3) which can be arranged on the inner side of the cover plate (2) in a pivoting mode, one end of the spring-up clamp (3) is elastically abutted against the inner side of the body (1) in the installation state of the cover plate (2), the other end of the spring-up clamp (3) is abutted against the inner side of the cover plate (2), and an acting force for driving the cover plate (2) to be opened is formed;

locking mechanism (4), for latch mechanism rotates and locates the other end of apron (2), locking mechanism (4) have one end expose in operation portion (401) outside apron (2) to and can dismantle connect in lock hook portion (402) of operation portion (401) other end, and because of accepting external force, operation portion (401) can drive lock hook portion (402) rotatory to with body (1) inboard joint or break away from the joint, with apron (2) lock in installation status or relieve installation status.

2. The cover plate mounting structure according to claim 1, wherein: the two opposite sides of the bouncing clip (3) are respectively formed with a pivoting connecting arm (6) with a pin shaft (5), the inner side of the cover plate (2) is provided with a mounting seat (200) with a mounting hole (2001) corresponding to the pin shaft (5) on each side, and each pin shaft (5) is inserted into the mounting hole (2001) on the corresponding side, so that the pivoting arrangement of the bouncing clip (3) on the cover plate (2) is formed.

3. The cover plate mounting structure according to claim 2, wherein: guide grooves (2002) penetrating to the mounting holes (2001) are respectively formed in the inner sides of the mounting seats (200), the guide grooves (2002) are in a bell mouth shape, and the pin shafts (5) enter the corresponding mounting holes (2001) along the guide grooves (2002) on the corresponding sides.

4. The cover plate mounting structure according to claim 2, wherein: and convex auxiliary positioning ribs (601) are respectively constructed on the outer side of each pivot connecting arm (6), and a gap is abutted or formed between each auxiliary positioning rib (601) and the mounting seat (200) on the corresponding side.

5. The cover plate mounting structure according to claim 1, wherein: bounce checkpost (3) through construct in the dop (301) elasticity butt that is crooked form of self one end in the inboard of body (1), and in the inboard of body (1) be equipped with the evagination with first joint boss (101) of dop (301) butt, just bounce checkpost (3) through construct in butt plush (302) of self other end support put in the inboard of apron (2), and in the inboard of apron (2) be equipped with butt boss (201) of butt plush (302) butt.

6. The cover plate mounting structure according to claim 5, wherein: the inner side of the cover plate (2) is formed with a positioning boss (202) which is adjacent to the abutting boss (201), a positioning groove (303) which is sleeved on the positioning boss (202) is formed in the bouncing clip (3), positioning ribs (3030) which are respectively abutted against two opposite sides of the positioning boss (202) are arranged in the positioning groove (303), and the abutting raised head (302) is arranged in the positioning groove (303) and is positioned between the two positioning ribs (3030).

7. The cover plate mounting structure according to any one of claims 1 to 6, wherein: one end of the manipulation part (401) exposed out of the cover plate (2) is provided with a manipulation hole (4011) matched with the manipulation end of an external tool, the manipulation hole (4011) is adjacent to the manipulation hole (4011), and the manipulation part (401) is provided with an error-proof mark (4012).

8. The cover plate mounting structure according to claim 7, wherein: be equipped with connecting hole (4020) on lock hook portion (402), be equipped with spliced pole (4010) on operation portion (401), spliced pole (4010) insert locate in connecting hole (4020) to constitute through the joint structure of locating between the two lock hook portion (402) with the connection of dismantling of operation portion (401).

9. The cover plate mounting structure according to claim 8, wherein: the clamping structure comprises at least one group of clamping grooves (40201) and clamping blocks (40101) which are arranged between the inner wall of the connecting hole (4020) and the outer wall of the connecting column (4010) in a matched mode, and a mistake-proofing guide groove (40202) and a mistake-proofing guide rib (40102) which are arranged in a matched mode are arranged between the inner wall of the connecting hole (4020) and the outer wall of the connecting column (4010).

10. The cover plate mounting structure according to claim 7, wherein: the inner side of the cover plate (2) is provided with a limit groove (203), the inner side of the cover plate corresponds to the limit groove (203), the lock hook part (402) is provided with a limit boss (4021) which slides in the limit groove (203), and the inner side of the body (1) is provided with a second clamping boss (102) which is abutted to the lock hook part (402).

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