阅读说明：本技术 一种压缩机用具有端头防护结构的故障诊断装置 (Fault diagnosis device with end protection structure for compressor ) 是由 赵颖 方兴 杨小军 曹磊 林杰 于 2021-08-06 设计创作，主要内容包括：本发明涉及故障诊断设备防护技术领域,尤其涉及一种压缩机用具有端头防护结构的故障诊断装置。本发明要解决的技术问题是现有故障诊断装置的连接端头缺少防护措施。为了解决上述技术的问题,本发明提供了一种压缩机用具有端头防护结构的故障诊断装置,本发明由自清机构和端头封盖机构组成,利用半罩避免外界交互,降低了外界灰尘等对连接插头造成侵蚀的可能性,保证了连接使用时能够准确、稳定的读取数据,将矩面环腔内部的空气挤压由射流孔喷射而出,可在连接插头插入连接端前利用气流对其进行清洁,避免插接端内存在杂物影响连接读取效果,且该过程与插接动作同步进行,不会影响诊断效率,非常具有实用价值。(The invention relates to the technical field of fault diagnosis equipment protection, in particular to a fault diagnosis device with an end head protection structure for a compressor. The invention aims to solve the technical problem that a connecting end of the existing fault diagnosis device lacks protective measures. In order to solve the technical problems, the invention provides a fault diagnosis device with an end head protection structure for a compressor, which consists of a self-cleaning mechanism and an end head sealing cover mechanism, avoids external interaction by using a half cover, reduces the possibility of erosion of external dust and the like to a connecting plug, ensures that data can be accurately and stably read when in connection and use, extrudes air in a rectangular annular cavity and sprays the air out from a jet hole, can clean the connecting plug by using airflow before the connecting plug is inserted into a connecting end, avoids the influence of sundries in an inserting end on the connection reading effect, is synchronously carried out with the inserting action, does not influence the diagnosis efficiency, and has practical value.)

1. A compressor is with fault diagnosis device who has end protective structure, includes connecting plug (1), its characterized in that: the surface of the connecting plug (1) is sleeved with a lantern ring (2) in a sliding mode, the surface of the connecting plug (1) is provided with a sliding groove (3), and a protruding point (4) is fixedly connected to the inner wall of the lantern ring (2) and in the sliding groove (3);

the inside of connecting plug (1) is provided with and encircles ring (2) matched with from clear mechanism (5), and the downside on connecting plug (1) surface is provided with and encircles ring (2) matched with end closing cap mechanism (6).

2. The failure diagnosing device having a head protection structure for a compressor according to claim 1, wherein: the self-cleaning mechanism (5) comprises a rectangular annular cavity (51), the rectangular annular cavity (51) is arranged in the connecting plug (1), and the rectangular annular cavity (51) is communicated with the sliding chute (3);

an upper rectangular ring (52) and a lower rectangular ring (53) are movably connected inside the rectangular ring cavity (51) respectively, a rectangular spring (54) is fixedly connected to one side, opposite to the surfaces of the upper rectangular ring (52) and the lower rectangular ring (53), in the rectangular ring cavity (51), a crank (55) is fixedly connected to the top surface of the upper rectangular ring (52), the top end of the crank (55) is fixedly connected to the protruding point (4), an air cushion (56) matched with the rectangular ring cavity (51) is fixedly connected to the bottom surface of the lower rectangular ring (53), and a jet hole (57) communicated with the rectangular ring cavity (51) and matched with the air cushion (56) is formed in the bottom of the connecting plug (1);

and a pressurizing device (58) matched with the upper rectangular ring (52) and the lower rectangular ring (53) is arranged in the rectangular ring cavity (51).

3. The failure diagnosing device having a head protection structure for a compressor according to claim 2, wherein: the pressurizing device (58) comprises unilateral reeds (581), the number of the unilateral reeds (581) is two, the two unilateral reeds (581) are fixedly connected to the left side and the right side of the inner wall of the rectangular ring cavity (51) respectively, and clamping grooves (582) matched with the unilateral reeds (581) are formed in the surfaces of the upper rectangular ring (52) and the lower rectangular ring (53).

4. The failure diagnosing device having a head protection structure for a compressor according to claim 1, wherein: the end head sealing mechanism (6) comprises two half covers (61), and the two half covers (61) are symmetrically and rotatably connected to the bottom of the connecting plug (1);

cambered surface (62) have been seted up at the top of half cover (61), fixedly connected with semiring tooth (63) on cambered surface (62), the bottom surface fixedly connected with of lantern ring (2) is with semiring tooth (63) matched with pressure strip (64) of revolving.

5. The failure diagnosing device having a head protection structure for a compressor according to claim 1, wherein: the surface of the lantern ring (2) is provided with transverse convex lines.

6. The failure diagnosing device having a head protection structure for a compressor according to claim 2, wherein: the number of the cranks (55) and the number of the protruding points (4) corresponding to the cranks are four, and the four cranks (55) and the four protruding points (4) are symmetrically arranged along the left side and the right side of the upper moment ring (52).

7. The failure diagnosing device having a head protection structure for a compressor according to claim 4, wherein: the inner wall and the edge of the half cover (61) are both bonded with magnetic adhesive absorption edges matched with the connecting plug (1).

8. The failure diagnosing device having a head protection structure for a compressor according to claim 4, wherein: the inner side of the half cover (61) is provided with a clamping hole, and the surface of the connecting plug (1) is fixedly connected with a rotating head in the clamping hole.

Technical Field

The invention relates to the technical field of fault diagnosis equipment protection, in particular to a fault diagnosis device with an end head protection structure for a compressor.

Background

The compressor is a driven fluid machine that raises low-pressure gas to high-pressure gas, and is the heart of a refrigeration system. The high-pressure low-temperature refrigerant gas is sucked from the air suction pipe, the piston is driven by the operation of the motor to compress the low-temperature low-pressure refrigerant gas, and the high-temperature high-pressure refrigerant gas is discharged to the exhaust pipe to provide power for the refrigeration cycle, so that the high-pressure low-temperature low-pressure refrigerant gas is usually applied to equipment such as automobiles, refrigerators and the like.

The compressor on the automobile belongs to the refrigeration system of the automobile and is generally controlled by a running computer, and when the compressor fails, the diagnosis computer is firstly required to be connected with the running computer to read data for diagnosis so as to provide a basis for maintenance. The inventor finds that the following problems exist in the prior art in the process of researching common fault diagnosis devices: 1. the connecting end of the existing fault diagnosis device is mostly directly exposed outside, and is lack of protective measures, so that the existing fault diagnosis device is easy to damage in the processes of storage and carrying; 2. dust is easily accumulated in the connecting end, and the like influences the reading effect of the connecting plug; 3. when the data is read in the inserting mode, the data is completely clamped by the connecting plug and the connecting end, and the stability is easily influenced.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a fault diagnosis device with an end head protection structure for a compressor, which solves the problems that the connection end head of the existing fault diagnosis device is mostly directly exposed outside, lacks of protection measures and is easy to damage in the processes of storage and carrying; dust is easily accumulated in the connecting end, and the like influences the reading effect of the connecting plug; the data reading device is completely clamped by the connecting plug and the connecting end during the insertion and reading, and the stability is easily influenced.

In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a compressor is with fault diagnosis device who has end protective structure, includes connecting plug, the lantern ring has been cup jointed in connecting plug's surperficial slip, and connecting plug's surface has seted up the spout, the inner wall of the lantern ring just fixedly connected with protrusion point in the spout.

The inside of connecting plug is provided with and encircles a ring matched with from clear mechanism, and the downside on connecting plug surface is provided with and encircles ring matched with end closing cap mechanism.

Preferably, the self-cleaning mechanism comprises a rectangular annular cavity, the rectangular annular cavity is arranged inside the connecting plug, and the rectangular annular cavity is communicated with the sliding groove.

The inside of square ring chamber is swing joint with rectangular ring and lower rectangular ring respectively, go up rectangular ring and lower rectangular ring surface relative one side and at rectangular ring intracavity fixedly connected with rectangular spring, and the top surface fixedly connected with crank of rectangular ring, articulate top fixed connection is on the protrusion point, the bottom surface fixedly connected with of rectangular ring and rectangular ring chamber matched with air cushion down, connecting plug's bottom seted up with rectangular ring chamber intercommunication and with air cushion matched with jet hole.

And a pressurizing device matched with the upper rectangular ring and the lower rectangular ring is arranged in the rectangular ring cavity.

Preferably, the pressurizing device comprises two unilateral reeds, the two unilateral reeds are fixedly connected to the left side and the right side of the inner wall of the rectangular ring cavity respectively, and clamping grooves matched with the unilateral reeds are formed in the surfaces of the upper rectangular ring and the lower rectangular ring.

Preferably, the end capping mechanism comprises two half covers, and the two half covers are symmetrically and rotatably connected to the bottom of the connecting plug.

The top of half cover has seted up the cambered surface, fixedly connected with semiring tooth on the cambered surface, the bottom surface fixedly connected with of the lantern ring revolves the strip with semiring tooth matched with pressure.

Preferably, the surface of the lantern ring is provided with transverse ribs.

Preferably, the number of the cranks and the number of the protruding points corresponding to the cranks are four, and the four cranks and the four protruding points are symmetrically arranged along the left side and the right side of the upper rectangular ring.

Preferably, the inner wall and the edge of the half cover are both bonded with magnetic adhesive absorption edges matched with the connecting plug.

Preferably, a clamping hole is formed in the inner side of the half cover, and a rotating head is fixedly connected to the surface of the connecting plug in the clamping hole.

Advantageous effects

The invention provides a fault diagnosis device with an end head protection structure for a compressor. Compared with the prior art, the method has the following beneficial effects:

(1) this compressor is with fault diagnosis device who has end protective structure is through setting up end closing cap mechanism for two half cover normalities on the device fold the tip of sealing connecting plug, can effectively avoid its and external interaction, have reduced the possibility that external dust, debris, steam etc. caused the erosion to connecting plug, can be accurate when effectively having guaranteed to connect the use, stable reading data.

(2) This compressor is with fault diagnosis device who has end protective structure is through setting up from clear mechanism for the device can spray the inside air extrusion of square ring chamber by the jet orifice and go out, can utilize the air current to clean it before connecting plug inserts the link, avoids having debris influence in the grafting end to connect and reads the effect, and this process goes on in step with the grafting action, can not influence diagnosis efficiency.

(3) This compressor is with fault diagnosis device who has end protective structure sets up pressure device through self-cleaning mechanism for the moment ring moves down at the utmost speed under the mechanism can utilize the ejection of the square spring of pressure accumulation compression state from self-cleaning, with this compressed air jet intensity that improves the moment ring down, further improvement is from the clean effect of impact of mechanism's air jet to the link from self-cleaning.

(3) This compressor is with fault diagnosis device who has end protective structure is through setting up end closing cap mechanism for two half covers on the device keep the flattening state, can block off the connection region behind the connecting plug inserts the link, have effectively reduced the external interference to the tie point, have guaranteed to connect diagnostic stable going on, and half cover of locking can follow the insertion point and form the support and improve connection stability.

Drawings

FIG. 1 is a front cross-sectional view of a structure of the present invention;

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

FIG. 3 is an enlarged view of the invention at B in FIG. 1;

FIG. 4 is a top cross-sectional view of the structure of the present invention;

fig. 5 is a partial top cross-sectional view of the inventive structure.

In the figure: 1. a connecting plug; 2. a collar; 3. a chute; 4. protruding points; 5. a self-cleaning mechanism; 51. a rectangular ring cavity; 52. an upper rectangular ring; 53. a lower moment ring; 54. a rectangular spring; 55. a crank; 56. an air cushion; 57. a jet hole; 58. a pressurizing device; 581. a single-sided reed; 582. a card slot; 6. an end capping mechanism; 61. a half cover; 62. a cambered surface; 63. semi-ring teeth; 64. and pressing the rotary strip.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, a fault diagnosis device with an end protection structure for a compressor comprises a connection plug 1, which is a 3-row 26-pin plug connected with the compressor on a fault diagnosis computer for reading data, a lantern ring 2 is sleeved on the surface of the connection plug 1 in a sliding manner, a sliding groove 3 is formed in the surface of the connection plug 1, a protruding point 4 is fixedly connected to the inner wall of the lantern ring 2 in the sliding groove 3, and the lantern ring 2 can slide up and down along the sliding groove 3 through the protruding point 4;

the inside of connecting plug 1 is provided with from clear mechanism 5 with lantern ring 2 matched with, and the downside on connecting plug 1 surface is provided with end closing cap mechanism 6 with lantern ring 2 matched with.

In the invention, the self-cleaning mechanism 5 comprises a rectangular surface annular cavity 51, the rectangular surface annular cavity 51 is arranged in the connecting plug 1, and the rectangular surface annular cavity 51 is communicated with the sliding chute 3;

the inner part of the rectangular ring cavity 51 is movably connected with an upper rectangular ring 52 and a lower rectangular ring 53 respectively, the opposite sides of the surfaces of the upper rectangular ring 52 and the lower rectangular ring 53 are fixedly connected with a rectangular spring 54 in the rectangular ring cavity 51, the top surface of the upper rectangular ring 52 is fixedly connected with a crank 55, the top end of the crank 55 is fixedly connected with the convex point 4, the bottom surface of the lower rectangular ring 53 is fixedly connected with an air cushion 56 matched with the rectangular ring cavity 51, the bottom of the connecting plug 1 is provided with a jet hole 57 communicated with the rectangular ring cavity 51 and matched with the air cushion 56, when the lantern ring 2 slides down along the connecting plug 1, the crank 55 can push the upper rectangular ring 52 and the lower rectangular ring 53 to synchronously move down in the rectangular ring cavity 51 and extrude the air in the rectangular ring cavity 51 to be ejected out through the jet hole 57, the air flow can be used for cleaning the connecting plug 1 before the connecting end is inserted into the connecting end, thereby avoiding the foreign matter in the inserting end from influencing the connection reading effect, the process and the plugging action are carried out synchronously, so that the diagnosis efficiency is not influenced;

the rectangular ring chamber 51 is internally provided with a pressurizing device 58 which is matched with the upper rectangular ring 52 and the lower rectangular ring 53.

In the invention, the pressurizing device 58 comprises two unilateral reeds 581, the number of the unilateral reeds 581 is two, the two unilateral reeds 581 are respectively and fixedly connected to the left side and the right side of the inner wall of the rectangular ring cavity 51, the surfaces of the upper rectangular ring 52 and the lower rectangular ring 53 are respectively provided with a clamping groove 582 matched with the unilateral reeds 581, the unilateral reeds 581 are normally clamped with the lower rectangular ring 53, the upper rectangular ring 52 and the locked lower rectangular ring 53 are only driven to compress the rectangular spring 54 when the lantern ring 2 moves downwards, a user needs to continuously move downwards until the lower rectangular ring 53 is pressed and unlocked with the unilateral reeds 581, and the rectangular spring 54 in a compressed state can be ejected to the lower rectangular ring 53 to move downwards at the extreme speed, so that the compressed air jet intensity of the lower rectangular ring 53 is improved, and the impact cleaning effect of the air jet of the self-cleaning mechanism 5 on the connecting end is further improved.

In the invention, the end sealing mechanism 6 comprises the half covers 61, the number of the half covers 61 is two, the two half covers 61 are symmetrically and rotatably connected to the bottom of the connecting plug 1, the two half covers 61 are normally closed to seal the end part of the connecting plug 1, so that the interaction between the two half covers and the outside can be effectively avoided, the possibility of corrosion of external dust, sundries, water vapor and the like to the connecting plug 1 is reduced, and the accurate and stable data reading during the connection use is effectively ensured;

the top of the half cover 61 is provided with a cambered surface 62, the cambered surface 62 is fixedly connected with a half ring tooth 63, the bottom surface of the lantern ring 2 is fixedly connected with a pressing and rotating strip 64 matched with the half ring tooth 63, the pressure accumulation process of the self-cleaning mechanism 5 is started firstly in the process that the lantern ring 2 moves downwards, the pressing and rotating strip 64 is inserted into the half cover 61 and is meshed with the half ring tooth 63, then, jet cleaning is carried out, the semi-ring teeth 63 are driven to rotate through the pressing and rotating strips 64, the closed semi-cover 61 is opened through rotation until the semi-cover 61 rotates to be level, the upper rectangular ring 52 is embedded and locked with the single-side reed 581, the lantern ring 2 and the linked semi-cover 61 are locked in a reverse direction, the two semi-covers 61 keep a flat state, can block off the connection region behind connecting plug 1 inserts the link, effectively reduce the external interference to the tie point, guarantee to connect diagnostic stable going on, and half cover 61 of locking can form the support along the spliced point and improve connection stability.

In the invention, the surface of the lantern ring 2 is provided with the transverse convex lines for improving the friction force when the hand of a user is kneaded and contacted with the lantern ring 2 and ensuring the use stability.

In the invention, the number of the cranks 55 and the protruding points 4 corresponding to the cranks is four, and the four cranks 55 and the protruding points 4 are symmetrically arranged along the left side and the right side of the upper rectangular ring 52, so that compared with unilateral limit control, synchronous connection control from two sides is more stable, and the upper rectangular ring 52 is conveniently driven to slide in the rectangular ring cavity 51.

In the invention, the inner wall and the edge of the half cover 61 are both bonded with the magnetic absorption rubber edges matched with the connecting plug 1, so that the two half covers 61 have good sealing property after being folded along the end of the connecting plug 1, the protection effect is improved, and the two half covers 61 are prevented from being automatically opened after being folded.

In the invention, the inner side of the half cover 61 is provided with a clamping hole, the surface of the connecting plug 1 is fixedly connected with a rotating head in the clamping hole, and the half cover 61 rotates along the connecting plug 1 through the rotating head.

When in use, the lantern ring 2 is pushed to slide downwards along the sliding groove 3 through the protruding point 4, the pressure accumulation process of the self-cleaning mechanism 5 is started, the upper moment ring 52 and the locked lower moment ring 53 are driven to compress the moment spring 54, the pressure rotating strip 64 is inserted into the half cover 61 to be meshed with the half ring teeth 63, then the lantern ring 2 is continuously moved downwards until the lower moment ring 53 is pressed to be unlocked with the unilateral reed 581, at the moment, the moment spring 54 in the compressed state can launch the lower moment ring 53 to move downwards at the utmost speed, the air in the square ring cavity 51 is extruded and sprayed out through the jet hole 57, the connecting plug 1 can be cleaned by air flow before being inserted into the connecting end, the connection reading effect is prevented from being influenced by sundries in the inserting end, the process is synchronous with the inserting action, the diagnosis efficiency is not influenced, in the process, the lantern ring 2 can synchronously move the half ring teeth 63 through the pressure rotating strip 64 to rotate, and open the folded half cover 61, until the half cover 61 rotates to be parallel and level, the upper rectangular ring 52 and the unilateral reed 581 are embedded and locked at the moment, the lantern ring 2 and the linked half cover 61 are reversely locked, the two half covers 61 keep a flat state, a connecting area can be sealed after the connecting plug 1 is inserted into the connecting end, the interference of the outside to the connecting point is effectively reduced, the stable operation of connection diagnosis is ensured, and the locked half cover 61 can form a support along the splicing point to improve the connection stability.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, 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 process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.