CN216478322U

CN216478322U - Bolt insulator, bolt assembly, fuel cell and electrolytic cell

Info

Publication number: CN216478322U
Application number: CN202122601815.3U
Authority: CN
Inventors: 邹国彦; 陈麒; 葛荣军
Original assignee: Guangdong Himalaya Hydrogen Technology Co ltd
Current assignee: Guangdong Himalaya Hydrogen Technology Co ltd
Priority date: 2021-10-27
Filing date: 2021-10-27
Publication date: 2022-05-10
Anticipated expiration: 2031-10-27

Abstract

The utility model discloses a bolt insulator, a bolt assembly, a fuel cell and an electrolytic bath, wherein the bolt insulator comprises: the base body is provided with a groove, and a through hole is formed in the wall surface of the base body forming the groove; the lid is provided with detachable construction between lid and the base member, and the lid is connected in order to shelter from the notch formation of recess and hold the chamber through detachable construction and base member. Be provided with the through hole on the wall that the base member formed the recess, the bolt stretches into in the recess and the pole portion of bolt wears to establish in the through hole, the pole portion and the nut threaded connection of bolt are in order to realize the fastening effect, and the head of bolt is located the recess. Be connected through lid and base member detachably, the notch that the lid sheltered from the recess forms the appearance chamber that holds the bolt head to this can prevent that the head of bolt from exposing, the base member can strengthen the bolt and fasten the dielectric strength between the object, is favorable to improving the security, can conveniently dismantle the bolt with lid and base member split when needs are dismantled, is favorable to making the maintenance to dismantle the operation more convenient.

Description

Bolt insulator, bolt assembly, fuel cell and electrolytic cell

Technical Field

The utility model relates to the field of fuel cells and electrolyzers, in particular to a bolt insulator, a bolt assembly, a fuel cell and an electrolyzer.

Background

The bolt is used as a common fastener and can fasten two objects together to play a role in connection and installation. When the bolt is applied to the power equipment, because the power equipment has higher voltage at work, the bolt contacts with the object when fastening the object, and the suspension voltage of high potential can be generated on the bolt, so that certain safety risk exists. Among the prior art, generally glue the head with the bolt through glass and seal to prevent that the bolt from exposing, nevertheless adopt the gluey structure of glass, there is the unable monitoring of bolt wrench force, and when follow-up maintenance was dismantled, glass glued and is unfavorable for the bolt to dismantle, leads to dismantling the problem of operation difficulty.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving at least one of the problems of the prior art. To this end, the present invention provides a bolt insulator, a bolt assembly, a fuel cell and an electrolytic bath, which can prevent the bolt from being exposed and facilitate the disassembly.

According to an embodiment of the first aspect of the present invention, a bolt insulator includes: the base body is provided with a groove, and a through hole is formed in the wall surface of the base body, which forms the groove; the lid, the lid with be provided with detachable construction between the base member, the lid pass through detachable construction with the base member is connected in order to shelter from the notch of recess forms and holds the chamber.

The bolt insulator provided by the embodiment of the utility model at least has the following beneficial effects: be provided with the wearing and tearing hole on the wall that the base member formed the recess, the bolt can stretch into in the recess and the pole portion of bolt wears to establish in the wearing and tearing hole, the pole portion of bolt can with nut threaded connection in order to realize the fastening effect, the head of bolt this moment is located the recess. Be connected through lid and base member detachably, the notch that the lid sheltered from the recess forms the appearance chamber that holds the bolt head to this can prevent that the head of bolt from exposing, and the base member can strengthen the bolt and fasten the dielectric strength between the object, is favorable to improving the security, can conveniently dismantle the bolt with lid and base member split when needs are dismantled, is favorable to making the maintenance to dismantle the operation more convenient.

According to some embodiments of the utility model, the base body is provided with an extension tube portion that communicates with the through hole.

According to some embodiments of the present invention, an arc portion is disposed on a wall surface of the base body forming the through hole, and the arc portion reduces a hole diameter of the through hole in a direction from the inside of the groove to the outside.

According to some embodiments of the utility model, an articulating structure is provided between the cover and the base, the articulating structure being capable of restricting separation of the cover from the base.

According to some embodiments of the utility model, the flexible connection structure comprises a flexible member, one end of the flexible member being connected to the base and the other end of the flexible member being connected to the cover.

According to some embodiments of the utility model, the flexible member is of unitary construction with the base and the cover, respectively.

According to some embodiments of the utility model, the base, the cover and the flexible member are all injection molded parts.

According to some embodiments of the present invention, the detachable structure includes a fixture block and a recess, one of the fixture block and the recess is disposed on the base, and the other is disposed on the cover, and the fixture block is engaged with the recess so that the cover and the base form the cavity.

The bolt assembly according to the embodiment of the second aspect of the utility model comprises the bolt insulator, and further comprises a bolt and a nut, wherein the bolt is arranged in the through hole in a penetrating manner, the bolt is in threaded connection with the nut, and the head of the bolt is located in the accommodating cavity.

The bolt assembly provided by the embodiment of the utility model has at least the following beneficial effects: the cover body and the base body are detachably connected to form a containing cavity for containing the head of the bolt, so that the bolt is prevented from being exposed outside, the safety is improved, when the bolt is required to be maintained and disassembled, the bolt can be disassembled only by disassembling the cover body and the base body, and the maintenance and disassembly operation is convenient.

The fuel cell according to the third aspect of the embodiment of the utility model includes at least one set of the bolt assembly described above, and further includes a fuel cell body, and the bolt, the base, and the nut are provided to the fuel cell body.

The fuel cell according to the embodiment of the utility model has at least the following beneficial effects: the fuel cell body is installed under the condition that the part on fixed or the fuel cell body need fasten, the bolt wears to establish in the through-hole on the base member, the bolt passes the through-hole on the mounting hole on the fuel cell body or treats the fastening part, then bolt and nut threaded connection, realize the installation of fuel cell body or the effect with the part fastening, the base member is favorable to improving the insulating degree between bolt and the fuel cell body, be connected lid and base member detachably, in order to form the appearance chamber that holds the bolt head, prevent that the bolt from exposing, be favorable to improving the security, and when needing the maintenance to dismantle, only need can dismantle the bolt with lid and base member split, be favorable to making the maintenance to dismantle the operation more convenient.

The electrolytic cell comprises at least one group of bolt assemblies and an electrolytic cell body, wherein the bolts, the base body and the nuts are arranged on the electrolytic cell body.

The electrolytic cell provided by the embodiment of the utility model has at least the following beneficial effects: the electrolytic cell body is fixedly installed or parts on the electrolytic cell body need to be fastened, the bolt penetrates through a penetrating hole in the base body, the bolt penetrates through a mounting hole in the electrolytic cell body or a through hole in the part to be fastened, then the bolt is in threaded connection with the nut, the installation of the electrolytic cell body or the effect of fastening the parts is achieved, the base body is favorable for improving the insulation degree between the bolt and the electrolytic cell body, the cover body is detachably connected with the base body, a containing cavity for containing the head of the bolt is formed, the bolt is prevented from being exposed, the safety is improved, when the electrolytic cell is required to be maintained and disassembled, the bolt can be disassembled only by disassembling the cover body and the base body, and the maintenance and disassembly operation are convenient.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a perspective view of one embodiment of a bolt insulator of the present invention;

FIG. 2 is a cross-sectional view of one embodiment of the bolt insulator of the present invention;

FIG. 3 is a cross-sectional view of one embodiment of the bolt assembly of the present invention.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does 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.

In the description of the present invention, if there are first and second described only for the purpose of distinguishing technical features, it is not understood that relative importance is indicated or implied or that the number of indicated technical features or the precedence of the indicated technical features is implicitly indicated or implied.

In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.

As shown in fig. 1 to 3, a bolt insulator according to an embodiment of the present invention includes: the base body 100 is provided with a groove 110, and a through hole 120 is formed in the wall surface of the base body 100, which forms the groove 110; the lid 200 is provided with detachable structure 300 between lid 200 and base member 100, and lid 200 is connected with base member 100 through detachable structure 300 in order to shelter from the notch formation appearance chamber of recess 110.

The wall surface of the base 100 forming the groove 110 is provided with a through hole 120, the bolt 500 can extend into the groove 110 and the rod part of the bolt 500 is arranged in the through hole 120 in a penetrating manner, the rod part of the bolt 500 can be in threaded connection with the nut 600 to achieve a fastening effect, and the head part of the bolt 500 is located in the groove 110. Through lid 200 and base member 100 detachably connected, the notch that lid 200 sheltered from recess 110 forms the appearance chamber that holds bolt 500 head to this can prevent that bolt 500's head from exposing, and base member 100 can strengthen bolt 500 and fasten the dielectric strength between the object, be favorable to improving the security, can conveniently dismantle bolt 500 with lid 200 and base member 100 split when needs are dismantled, be favorable to making the maintenance dismantlement operation more convenient.

Referring to fig. 1 to 3, in some embodiments of the present invention, the base body 100 is provided with an extension pipe portion 130, and the extension pipe portion 130 communicates with the through hole 120.

Through being provided with extension pipe portion 130 and wear to establish hole 120 intercommunication for when the pole portion of bolt 500 wears to establish in wear to establish hole 120, the pole portion of bolt 500 is surrounded by extension pipe portion 130, is favorable to preventing the pole portion of bolt 500 and the contact of the article of fastening, is favorable to strengthening the pole portion of bolt 500 and the insulating degree between the article of fastening, improves the reliability.

Referring to fig. 1 and 2, in some embodiments of the present invention, the wall surface of the substrate 100 forming the through hole 120 is provided with an arc portion 121, and the arc portion 121 causes the aperture of the through hole 120 to decrease in a direction from the inside of the groove 110 to the outside.

Through being provided with arc portion 121 on the wall that forms through-hole 120 for the pole portion of bolt 500 can pass through-hole 120 more easily, makes the use more convenient.

Referring to fig. 2, in some embodiments of the present invention, an articulating structure 400 is disposed between the cover 200 and the base 100, and the articulating structure 400 can limit the separation of the cover 200 from the base 100.

The movable connection structure 400 limits the separation between the cover 200 and the base 100, which is beneficial to preventing the cover 200 or the base 100 from being lost and improving the reliability.

In some embodiments of the present invention, the cover 200 and the base 100 may also be separated, for example, a screw structure is disposed between the cover 200 and the base 100 for screw connection, so as to achieve detachable connection between the cover 200 and the base 100.

Referring to fig. 1 to 3, in some embodiments of the present invention, the movable connection structure 400 includes a flexible member 410, one end of the flexible member 410 is connected to the base 100, and the other end of the flexible member 410 is connected to the cover 200.

The flexible member 410 is respectively connected to the base 100 and the cover 200, and the flexible member 410 is deformed by a force, allowing the cover 200 to move relative to the base 100, so as to limit the separation of the cover 200 from the base 100, and the structure is simple and convenient to implement.

The movable connection structure 400 may also be an embodiment including a hinge axis by which the cover body 200 is hinged to the base body 100, so that the cover body 200 can rotate relative to the base body 100 and the separation of the cover body 200 from the base body 100 is restricted.

In some embodiments of the present invention, the flexible member 410 is integrated with the base 100 and the cover 200.

The base body 100, the flexible member 410 and the base body 100 are of an integrated structure, which is beneficial to improving the structural strength.

In some embodiments of the present invention, the base 100, the cover 200, and the flexible member 410 are all injection molded parts.

The base body 100, the flexible piece 410 and the base body 100 are integrally formed in an injection molding mode, and production and processing are convenient.

Referring to fig. 1 to 3, in some embodiments of the present invention, the detachable structure 300 includes a latch 310 and a recess 320, one of the latch 310 and the recess 320 is disposed on the base 100, the other is disposed on the cap 200, and the latch 310 and the recess 320 are engaged with each other to form a cavity between the cap 200 and the base 100.

The fixture block 310 extends into the concave portion 320, that is, the fixture block 310 is clamped with the concave portion 320, so that the cover body 200 is clamped with the base body 100 to form a cavity for accommodating the head of the bolt 500, and the structure is simple and convenient to implement.

The detachable structure 300 may also be an embodiment including an external thread provided on the cover body 200 and an internal thread provided on the base body 100, the external thread being threadedly coupled with the internal thread so that the cover body 200 is detachably coupled with the base body 100.

Referring to fig. 3, the bolt assembly according to the second aspect of the present invention includes the bolt insulator, and further includes a bolt 500 and a nut 600, the bolt 500 is inserted into the through hole 120, the bolt 500 is in threaded connection with the nut 600, and the head of the bolt 500 is located in the cavity.

The pole portion of bolt 500 is worn to establish in through-hole 120, the head of bolt 500 is located recess 110, bolt 500 passes the mounting hole on the article of waiting to fasten, then nut 600 and bolt 500 threaded connection, realize the purpose with the article fastening, bolt 500 and the existence base member 100 of fastening between the article this moment, be favorable to improving bolt 500 and fasten the insulating degree between the article, lid 200 can be dismantled with base member 100 and be connected the appearance chamber that forms the head of holding bolt 500, in order to prevent that bolt 500 exposes in the external world, be favorable to improving the security, when needing the maintenance to dismantle, only need to dismantle lid 200 and base member 100 split can dismantle bolt 500, be favorable to making the maintenance dismantlement operation more convenient.

The fuel cell according to the third aspect of the embodiment of the present invention includes at least one set of the above bolt assemblies, and further includes a fuel cell body, and the bolt 500, the base 100, and the nut 600 are disposed on the fuel cell body.

Under the condition that the fuel cell body is fixedly installed or parts on the fuel cell body need to be fastened, the bolt 500 penetrates through the through hole 120 on the base body 100, the bolt 500 penetrates through a mounting hole on the fuel cell body or a through hole on the part to be fastened, then the bolt 500 is in threaded connection with the nut 600, the installation of the fuel cell body or the effect of fastening the parts are achieved, the base body 100 is favorable for improving the insulation degree between the bolt 500 and the fuel cell body, the cover body 200 is detachably connected with the base body 100 to form a containing cavity for containing the head of the bolt 500, the bolt 500 is prevented from being exposed, the safety is favorably improved, and when the maintenance and the disassembly are needed, the bolt 500 can be disassembled only by disassembling the cover body 200 and the base body 100, and the maintenance and the disassembly operations are more convenient and rapid.

The electrolytic cell according to the fourth aspect of the embodiment of the utility model comprises at least one group of bolt assemblies, and further comprises an electrolytic cell body, wherein the bolt 500, the base body 100 and the nut 600 are arranged on the electrolytic cell body.

Under the condition that the part on the electrolysis trough body is fixed or needs the fastening of the installation of electrolysis trough body, bolt 500 wears to establish in the through-hole 120 on the base member 100, bolt 500 passes the mounting hole on the electrolysis trough body or treats the through-hole on the fastening part, then bolt 500 and nut 600 threaded connection, realize the installation of electrolysis trough body or the effect with the part fastening, base member 100 is favorable to improving the insulating degree between bolt 500 and the electrolysis trough body, be connected lid 200 and base member 100 detachably, in order to form the appearance chamber that holds the bolt 500 head, prevent that bolt 500 from exposing, be favorable to improving the security, and when needs maintenance dismantlement, only need to dismantle bolt 500 with lid 200 and base member 100 split, be favorable to making the maintenance dismantlement operation more convenient.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The utility model is not limited to the above embodiments, and those skilled in the art can make equivalent modifications or substitutions without departing from the spirit of the utility model, and such equivalent modifications or substitutions are included in the scope defined by the claims of the present application.

Claims

1. Bolt insulating part, its characterized in that includes:

the device comprises a base body (100) provided with a groove (110), wherein a through hole (120) is formed in the wall surface of the base body (100) forming the groove (110);

the cover body (200), be provided with detachable structure (300) between cover body (200) and base member (100), cover body (200) pass through detachable structure (300) with base member (100) are connected in order to shelter from the notch of recess (110) forms and holds the chamber.

2. The bolt insulator of claim 1, wherein: an extension pipe part (130) is arranged on the base body (100), and the extension pipe part (130) is communicated with the through hole (120).

3. The bolt insulator of claim 1, wherein: an arc-shaped part (121) is arranged on the wall surface of the base body (100) forming the through hole (120), and the arc-shaped part (121) enables the aperture of the through hole (120) to be reduced along the direction from the inside of the groove (110) to the outside.

4. The bolt insulator of claim 1, wherein: a movable connecting structure (400) is arranged between the cover body (200) and the base body (100), and the movable connecting structure (400) can limit the separation of the cover body (200) and the base body (100).

5. The bolt insulator of claim 4, wherein: the movable connecting structure (400) comprises a flexible part (410), one end of the flexible part (410) is connected with the base body (100), and the other end of the flexible part (410) is connected with the cover body (200).

6. The bolt insulator of claim 5, wherein: the flexible piece (410) is integrated with the base body (100) and the cover body (200) respectively.

7. The bolt insulator of claim 1, wherein: the detachable structure (300) comprises a fixture block (310) and a concave part (320), one of the fixture block (310) and the concave part (320) is arranged on the base body (100), the other one is arranged on the cover body (200), and the fixture block (310) is clamped with the concave part (320) so that the cover body (200) and the base body (100) form the cavity.

8. Bolt assembly, its characterized in that: comprising the bolt insulator according to any one of claims 1 to 7, further comprising a bolt (500) and a nut (600), wherein the bolt (500) is inserted into the through hole (120), the bolt (500) is in threaded connection with the nut (600), and the head of the bolt (500) is located in the cavity.

9. A fuel cell, characterized by: comprising at least one set of bolt assemblies according to claim 8, further comprising a fuel cell body, said bolts (500), base body (100) and nuts (600) being arranged to said fuel cell body.

10. An electrolytic cell, characterized in that: comprising at least one set of bolt assemblies according to claim 8, further comprising an electrolytic cell body, said bolts (500), matrix (100) and nuts (600) being arranged in said electrolytic cell body.