CN211348378U

CN211348378U - Electric energy meter

Info

Publication number: CN211348378U
Application number: CN201922247384.8U
Authority: CN
Inventors: 黄小象
Original assignee: Yueqing Tianhui Electrical Appliance Factory
Current assignee: Yueqing Tianhui Electrical Appliance Factory
Priority date: 2019-12-05
Filing date: 2019-12-13
Publication date: 2020-08-25
Anticipated expiration: 2029-12-13

Abstract

The utility model provides an electric energy meter, including relative table lid and the base that sets up, table lid and base pass through joint structure fixed connection. Adopt the mode of joint connection, compare with prior art, installer need not to be with the help of the instrument can be with table lid and base assembly connection, and the installation is swift convenient, has reduced manufacturing cost.

Description

Electric energy meter

Technical Field

The utility model relates to an electric energy meter assembly technical field, concretely relates to electric energy meter.

Background

The electric energy meter is an instrument for measuring electric energy, and comprises a meter cover and a base, wherein the meter cover and the base relatively form an accommodating cavity for mounting an electrical element, and the existing meter cover and the base are fixedly connected through a plurality of screws, so that the screws need to be screwed or unscrewed by means of a screwdriver in the assembling and disassembling process, the assembling and disassembling process is more complicated, and the production and maintenance cost is greatly increased.

SUMMERY OF THE UTILITY MODEL

Therefore, the to-be-solved technical problem of the utility model lies in overcoming the defect that the electric energy meter dismouting process among the prior art is loaded down with trivial details, production and cost of maintenance are high to provide an electric energy meter that dismouting process is simple, production and cost of maintenance are low.

Therefore, the utility model provides an electric energy meter, including relative table lid and the base that sets up, table lid and base pass through joint structure fixed connection.

The clamping structure comprises a clamping hole formed in one side of the meter cover and the base, and a clamping block arranged on the other side and clamped with the clamping hole in an adaptive mode.

The first curb plate medial surface shaping of base has a plurality of intervals to set up, just court the first elastic arm that the table lid direction extends, first elastic arm with the second curb plate of table lid sets up relatively, is equipped with on it the card hole, second curb plate medial surface shaping have with correspond the fixture block of card hole adaptation joint.

The right lower side of base installation cavity is provided with second elastic arm, second elastic arm through the couple structure with the table lid hook is connected, the couple structure including the shaping in hanging hole on the first baffle of table lid, and the shaping in on the second elastic arm with the couple that hanging hole hook is connected, first baffle sets up with second lower side panel parallel.

The watch also comprises a locking structure used for locking and connecting the watch cover and the base.

The locking structure comprises a slot, a second through hole, a third through hole and a locking piece, and the slot is arranged on the second elastic arm; the second through hole is formed in the first baffle plate and is opposite to the slot; the third through hole is arranged on the second lower side plate and is opposite to the second through hole; the locking piece is provided with a first locking part which sequentially penetrates through the third through hole and the second through hole and is in adaptive insertion connection with the slot, and a second locking part which is in interference fit connection with the inner wall of the third through hole, the front end of the second locking part is abutted to the first baffle, and a plurality of convex ribs which are in interference fit connection with the inner wall of the third through hole are formed on the outer wall of the second locking part.

The middle part shaping of locking piece has the open slot, the opening of open slot extends to the medial surface of locking piece, the diapire of open slot is close to the lateral surface setting of locking piece.

The inner side surface of the meter cover is provided with a transparent cover plate and a second baffle plate used for limiting the position of the transparent cover plate, and the second baffle plate is fixedly connected with the meter cover through a positioning and mounting structure.

The positioning and mounting structure comprises a positioning block and a third elastic arm, and the positioning block is arranged on the inner side surfaces of the two second side plates which are oppositely arranged; the third elastic arm is arranged on at least one side edge of the second baffle, a fourth through hole used for enabling the third elastic arm to elastically deform towards the main body direction of the second baffle is formed in one side, away from the positioning block, of the third elastic arm, and a positioning groove capable of being in adaptive connection with the positioning block is formed in one side, close to the positioning block, of the third elastic arm.

The utility model discloses technical scheme has following advantage:

1. the utility model provides an electric energy meter, table lid and base pass through joint structure fixed connection, adopt the mode that the joint is connected, compare with prior art, installer need not can be with table lid and base assembly connection with the help of the instrument, and the installation is dismantled swiftly conveniently, has reduced production and cost of maintenance.

2. The utility model provides an electric energy meter, the shaping of the first curb plate medial surface of base has a plurality of intervals to set up, and towards the first elastic arm that the table lid direction extends, and first elastic arm sets up with the second curb plate of table lid relatively, is equipped with the card hole on it, and the shaping of second curb plate medial surface has and corresponds the fixture block of card hole adaptation joint. During the assembly, only need with the card hole of table lid and the fixture block of base correspond be connected can, mutually support card hole and fixture block have simple structure's advantage, in addition, because card hole and fixture block take shape respectively on table lid and base, compare with the mode that prior art need pass through screw connection, reduced the quantity of spare part, the assembly is swiftly convenient.

3. The utility model provides an electric energy meter is equipped with the first perforation that sets up relatively with first elastic arm on the second curb plate, and during the dismantlement, the instrument supports in first elastic arm after passing first perforation from the electric energy meter outside to make fixture block and card hole separation, make things convenient for the staff to dismantle fast like this, improved dismantlement efficiency.

4. The utility model provides an electric energy meter, the right downside of pedestal mounting chamber is provided with second elastic arm, second elastic arm through the couple structure with the table lid hook is connected, the couple structure including the shaping in hanging hole on the first baffle of table lid, and the shaping in on the second elastic arm with the couple that hanging hole hook is connected, first baffle sets up with second downside panel parallel, adopts the couple structure can make table lid and base assembly more firm.

5. The utility model provides an electric energy meter, the locking structure includes: the slot is arranged on the second elastic arm; the second through hole is formed in the first baffle plate and is opposite to the slot; the third through hole is arranged on the second lower side plate and is opposite to the second through hole; the locking piece is provided with a first locking part which sequentially penetrates through the third through hole and the second through hole and is in adaptive insertion connection with the slot, and a second locking part which is in interference fit connection with the inner wall of the third through hole, the front end of the second locking part is abutted to the first baffle, and a plurality of convex ribs which are in interference fit connection with the inner wall of the third through hole are formed on the outer wall of the second locking part. The locking piece makes table lid and base installation more firm on the one hand, has improved the reliability, and on the other hand, in order to dismantle table lid and base, other people must break behind the locking piece, just can make the couple structure separation between base and the table lid to play the theftproof effect.

6. The utility model provides an electric energy meter, location mounting structure includes: the positioning blocks are arranged on the inner side surfaces of the two second side plates which are oppositely arranged; the third elastic arm is arranged on at least one side edge of the second baffle, a fourth through hole used for enabling the third elastic arm to elastically deform towards the direction of the main body part of the second baffle is formed in one side, away from the positioning block, of the third elastic arm, and a positioning groove capable of being in adaptive connection with the positioning block is formed in one side, close to the positioning block, of the third elastic arm. During the installation, third elastic arm elastic deformation, with locating piece elastic clamping, the installation is swift convenient like this, and in addition, above-mentioned location mounting structure width is less to make transparent cover's area great that can set up, great transparent cover has facilitate the use and pleasing to the eye advantage.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a perspective view of an electric energy meter of the present invention;

FIG. 2 is a schematic diagram of an explosion structure of the electric energy meter;

FIG. 3 is a perspective view of the base;

FIG. 4 is a perspective view of the watch cover;

FIG. 5 is a cross-sectional view of an electric energy meter;

FIG. 6 is an enlarged schematic view of portion A of FIG. 5;

FIG. 7 is a perspective view of the locking member;

FIG. 8 is another perspective view of the locking member;

FIG. 9 is a bottom view of the base of FIG. 3;

FIG. 10 is an enlarged view of the portion C of FIG. 9;

FIG. 11 is a schematic diagram of an exploded view of the watch cover, transparent cover plate and baffle;

FIG. 12 is a schematic view showing an assembled structure of the bezel, the transparent cover plate and the bezel;

fig. 13 is an enlarged schematic view of a portion B in fig. 10.

Description of reference numerals: 1. a watch cover; 11. a first baffle plate; 12. a second perforation; 13. hanging holes; 2. a base; 3. a first side plate; 32. a first left side plate; 33. a first upper side plate; 34. a first right side plate; 35. a base plate; 4. a first resilient arm; 41. a clamping hole; 5. a second side plate; 50. positioning blocks; 51. a clamping block; 52. a first perforation; 53. a third perforation; 55. a second left side panel; 56. a second lower side plate; 6. a second resilient arm; 61. A slot; 62. hooking; 7. a locking member; 71. a first locking section; 72. a second locking portion; 73. a rib is protruded; 74. an open slot; 75. a shielding portion; 8. a transparent cover plate; 9. a second baffle; 91. a third elastic arm; 92. a fourth perforation; 93. and (6) positioning a groove.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships 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 and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

Examples

The present embodiment provides an electric energy meter, as shown in fig. 1-4, comprising a meter cover 1, a base 2, and a locking member 7, which are oppositely disposed.

The base 2 is provided with a first side plate 3, as shown in fig. 3, a first elastic arm 4 extending towards the direction of the cover 1 is formed on the inner side surface of the first left side plate 32 and the inner side surface of the first upper side plate 33 of the first side plate 3 respectively, the first elastic arm 4 is arranged opposite to the second side plate 5 of the cover 1, a clamping hole 41 is formed in the first elastic arm 4, a second elastic arm 6 is arranged on the lower right side of the base 2, and the second elastic arm 6 is provided with a slot 61 and a hook 62.

As shown in fig. 4, a clamping block 51 adapted to and clamped with the corresponding clamping hole 41 is formed on an inner side surface of the second side plate 5 of the meter cover 1, a first through hole 52 opposite to the first elastic arm 4 is formed on a second left side plate 55 of the second side plate 5, and a tool, such as a thimble, can penetrate through the first through hole 52 from an outer side of the electric energy meter and then abut against the first elastic arm 4, so that the clamping block 51 is separated from the clamping hole 41. The inside surface of the watch cover 1 is provided with a first baffle 11 arranged in parallel with the second lower side plate 56, the first baffle 11 is provided with a hanging hole 13 connected with a hook 62 in a hooking manner, and a third through hole 53 arranged opposite to the slot 61. In this embodiment, the hanging hole 13 is communicated with the second through hole 12, thereby facilitating the processing.

The locking member 7, as shown in fig. 5-10, has and passes in proper order behind the third perforation 53 and the second perforation 12, with the first locking portion 71 that slot 61 adaptation was pegged graft, and with the second locking portion 72 that the inner wall interference fit of third perforation 53 is connected, the front end of second locking portion 72 with first baffle 11 offsets, the shaping has a plurality of with protruding muscle 73 that the inner wall interference fit of third perforation 53 is connected on the outer wall of second locking portion 72, and the middle part shaping of locking member 7 has an open slot 74, the opening of open slot 74 extends to the medial surface of locking member 7, the diapire of open slot 74 is close to the lateral surface setting of locking member 7, is equipped with the shielding part 75 that can destroy with the instrument between the diapire of open slot 74 and the lateral surface of locking member 7. In this embodiment, the locking member 7 is a lead seal molded integrally.

As shown in fig. 11 to 13, a transparent cover plate 8 and a second baffle plate 9 for limiting the position of the transparent cover plate 8 are disposed on the inner side surface of the watch cover 1, and the second baffle plate 9 is fixedly connected to the watch cover 1 through a positioning and mounting structure. The positioning and mounting structure comprises: the positioning blocks 50 are arranged on the inner side surfaces of the two second side plates 5 which are oppositely arranged; the third elastic arm 91 is disposed at an edge of one side of the second baffle 9, one side of the third elastic arm 91, which is far away from the positioning block 50, is provided with a fourth through hole 92 for elastically deforming the third elastic arm 91 toward the main body of the second baffle 9, one side of the third elastic arm, which is close to the positioning block 50, is provided with a positioning groove 93 which is fittingly connected with the positioning block 50, and the other side of the second baffle 9 is provided with a positioning groove 93 which is fittingly connected with the positioning block 50.

In an alternative embodiment, the watch cover 1 is provided with a locking hole, and the base 2 is provided with a locking block.

As an alternative embodiment, the number of the first elastic arms 4 may be 2, 3, 4 or more, and the first elastic arms 4 may be further provided on the first right side plate 34 and the bottom plate 35 of the base 2.

In an alternative embodiment, the inner side of the second side plate 5 is provided with first perforations 52 arranged opposite to the corresponding first elastic arms 4.

As an alternative embodiment, the second shutter 9 is provided with third elastic arms 91 on both sides.

The utility model discloses an installation of electric energy meter is dismantled the process as follows:

during installation: the locking piece 7 is installed after the latch 51 of the watch cover 1 and the base 2 are correspondingly connected with the latch hole 41 and the hook 62 are correspondingly connected with the hanging hole 13.

When the disassembly is carried out: first, the shielding part 75 of the locking piece 7 is forcibly destroyed to make the opening slot form a through hole, and a tool such as a thimble penetrates through the through hole and then abuts against the second elastic arm 6, so that the hook 62 of the second elastic arm 6 is separated from the hanging hole 13 of the first baffle plate 11, and the second lower side plate 56 of the watch cover 1 is separated from the base 2; in the second step, after the thimble is inserted through the first through hole 52 of the second left side plate 55, the latch 51 is separated from the latch hole 41, so that the second left side plate 55 of the bezel 1 is separated from the base 2.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims

1. The utility model provides an electric energy meter, its characterized in that, including relative table lid (1) and base (2) that set up, table lid (1) and base (2) are through joint structure fixed connection.

2. The electric energy meter according to claim 1, wherein the clamping structure comprises a clamping hole (41) formed in one of the cover (1) and the base (2), and a clamping block (51) formed in the other of the cover and the base and adapted to be clamped with the clamping hole (41).

3. The electric energy meter according to claim 2, wherein a plurality of first elastic arms (4) which are arranged at intervals and extend towards the direction of the meter cover (1) are formed on the inner side surface of the first side plate (3) of the base (2), the first elastic arms (4) are arranged opposite to the second side plate (5) of the meter cover (1) and provided with the clamping holes (41), and the clamping blocks (51) which are in adaptive clamping connection with the corresponding clamping holes (41) are formed on the inner side surface of the second side plate (5).

4. The electric energy meter according to claim 3, wherein the second side plate (5) is provided with a first through hole (52) opposite to the first elastic arm (4), and a tool passes through the first through hole (52) from the outside of the electric energy meter and abuts against the first elastic arm (4) so as to separate the fixture block (51) from the fixture hole (41).

5. The electric energy meter according to claim 4, characterized in that a second elastic arm (6) is arranged at the lower right side of the base (2) installation cavity, the second elastic arm (6) is hooked with the meter cover (1) through a hook structure, the hook structure comprises a hanging hole (13) formed in a first baffle (11) of the meter cover (1) and a hook (62) formed in the second elastic arm (6) and hooked with the hanging hole (13), and the first baffle (11) and a second lower side plate (56) are arranged in parallel.

6. An electric energy meter according to claim 5, further comprising a locking structure for locking the cover (1) and the base (2) together.

7. The electrical energy meter of claim 6, wherein the locking structure comprises:

the slot (61) is arranged on the second elastic arm (6);

the second through hole (12) is formed in the first baffle (11) and is opposite to the slot (61);

a third through hole (53) provided in the second lower side plate (56) and disposed opposite to the second through hole (12);

locking piece (7), have in proper order pass third perforation (53) with behind second perforation (12), with first locking portion (71) that slot (61) adaptation was pegged graft, and with second locking portion (72) that the inner wall interference fit of third perforation (53) is connected, the front end of second locking portion (72) with first baffle (11) offset, the shaping has a plurality of on the outer wall of second locking portion (72) with protruding muscle (73) that the inner wall interference fit of third perforation (53) is connected.

8. The electric energy meter according to claim 7, characterized in that the locking member (7) is formed with an open slot (74) in the middle, the opening of the open slot (74) extending to the inner side of the locking member (7), the bottom wall of the open slot (74) being disposed adjacent to the outer side of the locking member (7).

9. The electric energy meter according to claim 8, characterized in that the inner side of the meter cover (1) is provided with a transparent cover plate (8) and a second baffle plate (9) for limiting the position of the transparent cover plate (8), and the second baffle plate (9) is fixedly connected with the meter cover (1) through a positioning and mounting structure.

10. The electrical energy meter of claim 9, wherein the positioning and mounting structure comprises:

the positioning blocks (50) are arranged on the inner side surfaces of the two second side plates (5) which are oppositely arranged;

the third elastic arm (91) is arranged on at least one side edge of the second baffle (9), a fourth through hole (92) used for enabling the third elastic arm (91) to elastically deform towards the main body part direction of the second baffle (9) is formed in one side, away from the positioning block (50), of the third elastic arm (91), and a positioning groove (93) capable of being in adaptive connection with the positioning block (50) is formed in one side, close to the positioning block (50), of the third elastic arm (91).