CN211791857U

CN211791857U - Gateway concentrator

Info

Publication number: CN211791857U
Application number: CN202020736654.1U
Authority: CN
Inventors: 黄青龙; 唐代洪
Original assignee: Chongqing Xinchi Technology Co ltd
Current assignee: Chongqing Xinchi Technology Co ltd
Priority date: 2020-05-07
Filing date: 2020-05-07
Publication date: 2020-10-27
Anticipated expiration: 2030-05-07

Abstract

The utility model provides a gateway concentrator, include: the device comprises an outer cover, a shell, two limiting devices and an adjusting device, wherein the outer cover surrounds the shell; each stop device all includes: the lifting rod is arranged in the outer cover, the end part of the lifting rod, which is positioned outside the outer cover, is fixed to the disengagement limiting block, the first sliding groove is used for the sliding of the lifting rod, the second sliding groove is used for the sliding of the disengagement limiting block, the inner wall of one end of the second sliding groove is sunken to form a limiting groove, the other end of the second sliding groove is communicated with the extraction hole, the inner wall of the limiting groove is used for limiting the sliding of the disengagement limiting block relative to the shell, and the lifting rod can move relative to the outer cover in the direction perpendicular to the first sliding groove; be provided with first elastic component in the adjusting device, first elastic component is used for keeping the limit to take off the piece and is located the spacing inslot, and adjusting device is used for assisting making limit to take off piece and spacing inslot break away from. This gateway concentrator solves the problem that the spacing dynamics of prior art slider is not enough.

Description

Gateway concentrator

Technical Field

The utility model relates to a gas is equipment for monitoring, concretely relates to gateway concentrator.

Background

The Chinese patent discloses a concentrator with protection function for electric meter reading with application number CN201921153420.8, which comprises a concentrator shell, wherein two first chutes along the same linear direction are arranged on two opposite outer side walls of the concentrator shell, the depths of the two first chutes on the same side are gradually reduced from one end to the other end, the depth of the first chute is the smallest, the two first chutes on the same side are arranged in the same plane with the outer wall of the concentrator shell, the two first chutes on the same side are arranged in the same direction, the front surface of the concentrator shell is covered with a U-shaped outer cover, the concentrator shell is arranged between two opposite side plates of the outer cover, the side surface of the concentrator shell provided with the first chutes is close to the side plate of the outer cover, the side plate of the outer cover is respectively connected with the two first chutes on the same side through a sliding mechanism, the sliding mechanism comprises a pin rod, a sliding block and an extrusion piece, the sliding block is movably arranged in, the outer side surface of the sliding block is rotatably connected with a pin rod. The concentrator is convenient to mount and dismount quickly, but the concentrator still has the following defects:

because the limiting force of the sliding block is not enough, if the concentrator shell is accidentally impacted, the concentrator shell is easily separated from the outer cover, the concentrator shell needs to be installed in the outer cover again, and the phenomenon that the concentrator shell or the outer cover is damaged due to the impact of the concentrator shell or the outer cover can occur

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a gateway concentrator solves the problem that the spacing dynamics of prior art slider is not enough.

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

the utility model provides a gateway concentrator, include: the device comprises an outer cover, a shell, two limiting devices and an adjusting device, wherein the outer cover surrounds the shell; each stop device all includes: the lifting rod is installed in the outer cover, the end part, located outside the outer cover, of the lifting rod is fixed to the disengagement limiting block, the shell is provided with two first sliding grooves which are spaced from each other, each first sliding groove is communicated with a second sliding groove, the guiding directions of the first sliding grooves and the second sliding grooves are parallel to the direction in which the shell is inserted into the outer cover, the first sliding grooves are used for the sliding of the lifting rod, the second sliding grooves are used for the sliding of the disengagement limiting block, the inner wall of one end of each second sliding groove is sunken to form a limiting groove, the other end of each second sliding groove is communicated with an extraction hole, the inner wall of each limiting groove is used for limiting the sliding of the disengagement limiting block relative to the shell, and the lifting rod can move relative; be provided with first elastic component in the adjusting device, first elastic component is used for keeping the limit to take off the piece and is located the spacing inslot, and adjusting device is used for assisting making limit to take off piece and spacing inslot break away from.

Preferably, the adjusting means comprises: the connecting rod, a spring, the rotation axis, the center pin, wind spring and helping the commentaries on classics piece, two lifting rod all are connected to the connecting rod, the connecting rod is connected to spring one end, the spring other end is fixed to the dustcoat, the connecting rod middle part articulates to the rotation axis, the rotation axis center stretches into have with the center pin of connecting rod fixed, the center pin is fixed to wind spring inner, the wind spring outer end is fixed to the rotation axis inner wall, the rotation axis is fixed helps the commentaries on classics piece, the sunken rotatory chamber that forms of dustcoat outer wall supplies to help the commentaries on classics piece rotatory, rotatory chamber intercommunication has the lift hole that supplies to help the commentaries on classics piece to go up and down, rotatory chamber forms the step with lift hole intercommunication department, can keep helping the commentaries on.

Preferably, the rotation-assisting block is of a T-shaped structure, and the small end of the rotation-assisting block is connected with the rotating shaft.

Preferably, the center of the lifting hole is penetrated by a circular hole.

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

through the arrangement of the disengagement limiting block, rigid limiting is realized through the action of the disengagement limiting block and the inner wall of the limiting groove, the situation that in the prior art, limiting is realized through friction force between a sliding block and a first sliding groove is avoided, the limiting force is increased, and no matter the shell is impacted or collided, the shell or the outer cover cannot slide down to cause part damage, so that the shell and the outer cover are protected; because the limit stripping block and the inner wall of the limit groove are in rigid limit, the outer cover can be separated from the shell only by adjusting, and therefore, the adjusting device is designed, and the outer cover is conveniently separated from the shell.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.

Drawings

Fig. 1 is a cross-sectional view of a gateway concentrator;

FIG. 2 is an enlarged view of FIG. 1 at A;

FIG. 3 is a cross-sectional view B-B of the rotation-aid block and the rotation shaft;

fig. 4 is a top view at the turning aid block.

Reference numerals: the device comprises an outer cover 1, a step 15, a lifting hole 16, a round hole 17, an accommodating groove 18, a shell 2, a first sliding groove 21, a second sliding groove 22, a pulling-out hole 23, a limiting groove 24, a limiting device 3, a limiting and releasing block 31, a lifting rod 32, an adjusting device 4, a connecting rod 41, a spring 42, a rotating shaft 43, a central shaft 44, a coil spring 45 and a rotation assisting block 46.

Detailed Description

In order to make the utility model realize that technical means, creation characteristics, achievement purpose and effect are clearer and easily understand, it is right to combine below the figure and the detailed implementation mode the utility model discloses do further explanation:

as shown in fig. 1 to 4, the utility model provides a gateway concentrator, including: the device comprises an outer cover 1, a shell 2, two limiting devices 3 and an adjusting device 4, wherein the outer cover 1 surrounds the shell 2; each stop device 3 comprises: the lifting rod 32 is installed in the outer cover 1, the end portion, located outside the outer cover 1, of the lifting rod 32 is fixed to the disengagement limiting block 31, the shell 2 is provided with two first sliding grooves 21 which are spaced from each other, each first sliding groove 21 is communicated with a second sliding groove 22, the guiding directions of the first sliding grooves 21 and the second sliding grooves 22 are parallel to the direction in which the shell 2 is inserted into the outer cover 1, the first sliding grooves 21 are used for the sliding of the lifting rod 32, the second sliding grooves 22 are used for the sliding of the disengagement limiting block 31, the inner wall of one end of each second sliding groove 22 is sunken to form a limiting groove 24, the other end of each second sliding groove 22 is communicated with an extraction hole 23, the inner wall of each limiting groove 24 is used for limiting the sliding of the disengagement limiting block 31 relative to the shell 2, and the lifting rod 32 can move relative to the outer cover; a first elastic piece is arranged in the adjusting device 4 and used for keeping the limiting and disengaging block 31 in the limiting groove 24, and the adjusting device 4 is used for assisting in disengaging the limiting and disengaging block 31 from the limiting groove 24.

In order to design the simply constructed adjusting device 4, the adjusting device 4 comprises: the lifting device comprises a connecting rod 41, a spring 42, a rotating shaft 43, a central shaft 44, a coil spring 45 and a rotation assisting block 46, wherein the two lifting rods 32 are connected to the connecting rod 41, the connecting rod 41 is connected to one end of the spring 42, the other end of the spring 42 is fixed to the outer cover 1, the middle of the connecting rod 41 is hinged to the rotating shaft 43, the central shaft 44 fixed with the connecting rod 41 extends into the center of the rotating shaft 43, the central shaft 44 is fixed to the inner end of the coil spring 45, the outer end of the coil spring 45 is fixed to the inner wall of the rotating shaft 43, the rotating shaft 43 is fixed with the rotation assisting block 46, a rotating cavity for the rotation assisting block 46 to rotate is formed in a concave mode in the outer wall of the outer cover 1, the rotating cavity is communicated with a lifting hole 16 for the lifting of the rotation assisting block 46, a step 15 is formed at the communication position of the rotating cavity and the lifting.

In order to facilitate pulling the rotation-assisting block 46, the rotation-assisting block 46 is of a T-shaped structure, and the small end of the rotation-assisting block 46 is connected with the rotating shaft 43.

In order to facilitate the finger to be inserted into the holding and pinching rotation-assisting block 46, the center of the lifting hole 16 is penetrated by a circular hole 17.

The working principle of the embodiment is as follows:

when the outer cover 1 is installed on the shell 2, firstly, the rotation assisting block 46 is pulled, the rotation assisting block 46 is positioned above the step 15, the rotation assisting block 46 has a distance from the step 15, the disengagement limiting block 31 is positioned at a higher position, the disengagement limiting block 31 is retracted into the inner wall of the outer cover 1, the inner wall of the outer cover 1 is provided with an accommodating groove 18 for inserting the disengagement limiting block 31, and the state is manually kept; then, the housing 1 is fitted over the case 2 with the disengagement restricting block 31 aligned with the extraction hole 23; then, the rotation assisting block 46 is rotated to align the rotation assisting block 46 with the lifting hole 16, the rotation assisting block 46 is separated from the step 15, the releasing block 31 is lowered under the elastic force of the spring 42, the rotation assisting block 46 cannot rotate under the elastic force of the coil spring 45 in the lifting hole 16, the coil spring 45 keeps deforming, and the releasing limiting block 31 is inserted into the pulling-out hole 23 and is aligned with the second chute 22; then, the outer cover 1 and the shell are continuously moved relatively, so that the disengagement limiting block 31 slides to be aligned with the limiting groove 24; finally, the rotation assisting block 46 is pulled manually, so that the rotation assisting block 46 is separated from the lifting hole 16, the rotation assisting block 46 rotates to a position deviated from the lifting hole 16 under the elastic force of the coil spring 45 in the rotating cavity, the rotation assisting block 46 is contacted with the step 15, and then the position of the disengagement limiting block 31 in the limiting groove 24 is kept, so that the disengagement limiting block 31 is limited by the inner wall of the limiting groove 24 to slide relative to the shell 2, and therefore installation is achieved.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims

1. A gateway concentrator, comprising: the device comprises an outer cover, a shell, two limiting devices and an adjusting device, wherein the outer cover surrounds the shell;

each stop device all includes: the lifting rod is installed in the outer cover, the end part, located outside the outer cover, of the lifting rod is fixed to the disengagement limiting block, the shell is provided with two first sliding grooves which are spaced from each other, each first sliding groove is communicated with a second sliding groove, the guiding directions of the first sliding grooves and the second sliding grooves are parallel to the direction in which the shell is inserted into the outer cover, the first sliding grooves are used for the sliding of the lifting rod, the second sliding grooves are used for the sliding of the disengagement limiting block, the inner wall of one end of each second sliding groove is sunken to form a limiting groove, the other end of each second sliding groove is communicated with an extraction hole, the inner wall of each limiting groove is used for limiting the sliding of the disengagement limiting block relative to the shell, and the lifting rod can move relative;

be provided with first elastic component in the adjusting device, first elastic component is used for keeping the limit to take off the piece and is located the spacing inslot, and adjusting device is used for assisting making limit to take off piece and spacing inslot break away from.

2. A gateway concentrator according to claim 1, wherein the adjusting means comprises: the connecting rod, a spring, the rotation axis, the center pin, wind spring and helping the commentaries on classics piece, two lifting rod all are connected to the connecting rod, the connecting rod is connected to spring one end, the spring other end is fixed to the dustcoat, the connecting rod middle part articulates to the rotation axis, the rotation axis center stretches into have with the center pin of connecting rod fixed, the center pin is fixed to wind spring inner, the wind spring outer end is fixed to the rotation axis inner wall, the rotation axis is fixed helps the commentaries on classics piece, the sunken rotatory chamber that forms of dustcoat outer wall supplies to help the commentaries on classics piece rotatory, rotatory chamber intercommunication has the lift hole that supplies to help the commentaries on classics piece to go up and down, rotatory chamber forms the step with lift hole intercommunication department, can keep helping the commentaries on.

3. The gateway concentrator of claim 2, wherein the rotation-aid block is a T-shaped structure, and a small end of the rotation-aid block is connected to the rotating shaft.

4. A gateway concentrator as claimed in claim 1, in which the centre of the lifting hole is penetrated by a circular hole.