CN217035542U

CN217035542U - Housing structure of direct current relay

Info

Publication number: CN217035542U
Application number: CN202220304161.XU
Authority: CN
Inventors: 杜展; 付波
Original assignee: Churod Electronics Wuhu Co ltd
Current assignee: Churod Electronics Wuhu Co ltd
Priority date: 2022-02-16
Filing date: 2022-02-16
Publication date: 2022-07-22
Anticipated expiration: 2032-02-16

Abstract

The utility model discloses a housing structure of a direct current relay, which belongs to the field of relays and comprises a protective box, wherein a cover plate is arranged at the upper end part of the protective box through screws, the right end part of an inner cavity of the cover plate is connected with a clamping plate through an adjusting bolt, a damping pad is arranged on the inner side surface of the clamping plate, ventilating hoods are respectively arranged at the front end part and the rear end part of the protective box, a mounting seat is movably clamped at the left upper end part of the protective box, a mounting cover is fixedly arranged on the mounting seat, a driving motor is arranged at the left end part of the mounting cover, a wind wheel and a gear are sequentially arranged on an output shaft of the driving motor from outside to inside along the axial direction, a first rack and a second rack are respectively and movably connected at the upper side and the lower side of the inner side surface of the mounting seat, slats are uniformly arranged on the back surfaces of the first rack and the second rack, the gear is arranged between the first rack and the second rack, and positioning blocks are symmetrically arranged at the left lower end part and the right end part of the inner cavity of the protective box. This application not only can improve direct current relay's fixed stability, when playing the relay protection effect moreover for the radiating efficiency greatly increased of relay.

Description

Housing structure of direct current relay

Technical Field

The utility model relates to the field of relays, in particular to a housing structure of a direct-current relay.

Background

A relay is an electric control device, which is an electric appliance that generates a predetermined step change in a controlled amount in an electric output circuit when a change in an input amount meets a predetermined requirement. One of them is a dc electromagnetic relay.

Under natural environment condition or under general industry workshop environmental condition, the electron device who uses on the especially car, the sand and dust often can pass through the louvre, inside crackle position infiltration relay, accumulate in the long-pending month, the start is watched, all can find dirty dirt and pile up, lead to the movable part to rotate the condition emergence of inequality, in order to ensure direct current relay's result of use, set up the housing outside its usually, in order to play dirt-proof effect, however, the relay is when using, can produce the heat, consequently, need carry out the thermal treatment to it. The heat dissipation of the existing relay is not comprehensive enough, so that the heat dissipation effect of the relay is poor. Therefore, a cover structure of the direct current relay is provided.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

The present invention is directed to a housing structure of a dc relay, which can solve the above problems in the related art.

2. Technical scheme

In order to solve the problems, the utility model adopts the following technical scheme: the utility model provides a direct current relay's housing structure, includes the protecting box, the apron is installed through the screw to the protecting box upper end, apron inner chamber right-hand member portion is connected with the joint board through adjusting bolt, the joint inboard side is equipped with the shock pad, the tip all is equipped with the draft hood around the protecting box, upper left end portion activity joint has the mount pad, fixed mounting has the installation cover on the mount pad, the mount pad left end portion is equipped with driving motor, be equipped with wind wheel and gear from the extroversion in proper order along the axial on the driving motor output shaft, the different swing joint of downside has first rack and second rack on the mount pad medial surface, first rack and the second rack looks back all evenly are equipped with the slat, the gear is located between first rack and the second rack, tip symmetry is equipped with the locating piece under the protecting box inner chamber left and right sides.

Preferably, a clamping and connecting plate is arranged between every two adjacent positioning blocks, and the clamping and connecting plate and the positioning blocks are distributed in a triangular shape.

Preferably, the gear is meshed with both the first rack and the second rack, and the first rack and the second rack are parallel to each other.

Preferably, the upper end of the mounting seat is provided with a guide groove, the upper end of the inner cavity of the cover plate is provided with a guide block, and the guide block is movably connected in the guide groove.

Preferably, the first rack, the second rack and the gear are arranged on the inner side of the mounting seat.

Preferably, the cross section of the mounting seat is T-shaped, and the effective lengths of the mounting seat in the inner cavity of the protective box are equal.

3. Advantageous effects

(1) According to the housing structure of the direct current relay, the ventilating hood, the cover plate, the clamping plate, the shock absorption pad, the adjusting bolt and the like are arranged, in the using process, the wind wheel and the gear rotate simultaneously through the opening of the driving motor, the wind wheel can provide wind power to accelerate the exchange of hot wind inside the protective box and cold wind outside the protective box, and when the gear rotates under the driving action of the driving motor, due to the meshing action of the gear and the first rack and the second rack, the first rack and the second rack can move relatively, so that the slats on the first rack and the second rack can reciprocate back and forth to provide tangential force for the wind power generated by the wind wheel, the flow direction of the wind is changed, the ventilating area of the protective box is increased, and the efficient use effect of the direct current relay is guaranteed.

(2) According to the housing structure of the direct-current relay, the positioning block and the clamping plate are arranged, the clamping plate moves from the right side to the left side of the protective box by rotating the adjusting bolt, so that the clamping plate is matched with the positioning block to stably fix the direct-current relay, and the stability of the direct-current relay in the working process is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced 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 schematic view of the structure of the present invention;

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a schematic partial main sectional view of the structure of the present invention;

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

fig. 5 is an enlarged view of the structure of the present invention at M.

Reference numerals are as follows: 1. a protective box; 2. a ventilation hood; 3. a cover plate; 4. a clamping plate; 5. a shock pad; 6. adjusting the bolt; 7. installing a cover; 8. a drive motor; 9. a wind wheel; 10. a guide groove; 11. a mounting base; 12. positioning a block; 13. a first rack; 14. laths; 15. a second rack; 16. a gear.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without inventive step based on the embodiments of the present invention, are within the scope of protection of the present invention.

In the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integral to one another; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present invention, unless expressly stated or limited otherwise, the recitation of an inlet feature "on" or "under" a second feature may include the inlet and the second feature being in direct contact, and may also include the recitation that the inlet and the second feature are not in direct contact, but are in contact via another feature therebetween. Also, the terms "over," "above," and "above" the second feature include the inlet feature being directly above and obliquely above the second feature, or simply indicating that the inlet feature is at a higher level than the second feature. The terms "under", "below" and "beneath" of an inlet feature encompass the inlet feature being directly under and obliquely below the second feature, or simply meaning that the inlet feature is less level than the second feature.

The technical scheme of the utility model is further explained by the specific implementation mode in combination with the attached drawings.

The encloser structure of the direct current relay shown in fig. 1-5 comprises a protective box 1, wherein a cover plate 3 is installed at the upper end of the protective box 1 through screws, and the cover plate 3 is arranged above the protective box 1. The right end of the inner cavity of the cover plate 3 is connected with a clamping plate 4 through an adjusting bolt 6, and the clamping plate 4 is inserted into the inner cavity of the cover plate 3 from the lower end face of the cover plate 3. Be equipped with shock pad 5 at 4 medial surfaces of joint board, shock pad 5 can be fixed with joint board 4 through the mode that splices, at rotatory adjusting bolt 6 for 4 inner chamber right sides to the left side motion from apron 3 of joint board, change the distance of

joint board

4 and 1 inside wall of protective housing, thereby play the effect fixed to the relay of 1 inside protective housing.

Tip all is equipped with ventilating hood 2 around protective housing 1, and both sides around the relay are located to ventilating hood 2, can be so that the inside hot-air of protective housing 1 and external cold air can realize exchanging. There is mount pad 11 at 1 upper left end activity joints of protective housing, fixes the mode that mount pad 11 adopted the joint on protective housing 1, need not any erection equipment, is connected the back at apron 3 and protective housing 1, alright with the position restriction to mount pad 11 fast, easy operation, convenient to use. Wherein, the cross section of the mounting seat 11 is T-shaped, and the effective lengths of the mounting seat 11 in the inner cavity of the protective box 1 are equal. The upper end of the mounting seat 11 is provided with a guide groove 10, the upper end of the inner cavity of the cover plate 3 is provided with a guide block, and the guide block is movably connected in the guide groove 10. The guide block is inserted into the guide groove 10 on the mounting base 11, so that the relative mounting position of the cover plate 3 and the protection box 1 can be ensured, and the relative position of each component is accurate enough.

The mounting cover 7 is fixedly mounted on the mounting seat 11, and a silica gel sealing ring is arranged at the contact position of the mounting cover 7 and the protective box 1, so that on one hand, vibration can be reduced, and the fixing stability of the mounting cover 7 is improved; on the other hand, reduce that the outside dust of protective housing 1 gets into protective housing 1 inside, ensured protective housing 1's protective effect. Be equipped with driving motor 8 at installation cover 7 left end portion, wherein, driving motor 8 is connected with control switch through the wire, is equipped with wind wheel 9 and gear 16 along axial outside-in proper order on driving motor 8 output shaft, and wind wheel 9 is located in the space that installation cover 7 and mount pad 11 constitute, and gear 16 is then located the right side of mount pad 11, inside protection box 1 promptly. Under the effect of driving motor 8, wind wheel 9 and gear 16 are rotatory simultaneously, and wind wheel 9 can provide wind-force for the inside hot-blast exchange rather than outside cold wind of protective housing 1 has improved direct current relay's radiating efficiency.

The upper side and the lower side of the inner side face of the mounting seat 11 are respectively movably connected with a first rack 13 and a second rack 15, the back faces of the first rack 13 and the second rack 15 are respectively and uniformly provided with laths 14, and a space is arranged between every two adjacent laths 14. The gear 16 is arranged between the first rack 13 and the second rack 15, the gear 16 is meshed with both the first rack 13 and the second rack 15, and the first rack 13 and the second rack 15 are parallel to each other. The first rack 13, the second rack 15 and the gear 16 are all arranged inside the mounting seat 11. Under the driving action of the driving motor 8, when the gear 16 rotates, due to the meshing action of the gear 16 and the first rack 13 and the second rack 15, the first rack 13 and the second rack 15 can move relatively, so that the laths 14 on the first rack 13 and the second rack 15 reciprocate back and forth, a tangential force is provided for wind power generated by the wind wheel 9, the flow direction of the wind is changed, the ventilation area of the protection box 1 is increased, and the heat dissipation uniformity of the direct current relay is improved.

The left lower end and the right lower end of the inner cavity of the protective box 1 are symmetrically provided with positioning blocks 12. The positioning blocks 12 are fixedly welded at the lower end part of the inner cavity of the protective box 1, clamping plates 4 are arranged between the adjacent positioning blocks 12, and the clamping plates 4 and the positioning blocks 12 are distributed in a triangular shape. Through rotatory adjusting bolt 6 for joint board 4 changes the distance of

joint board

4 and 1 inside wall of protective housing from the inner chamber right side to the left side motion of apron 3, makes direct current relay can stabilize the joint between adjacent locating piece 12 and joint board 4, is suitable for the relay that length differs by a little to fix, has improved protective housing's application scope.

The specific application process of the housing structure of the direct current relay is as follows: when the direct-current relay housing structure is used, a direct-current relay is placed in a protective box 1, a guide block on a cover plate 3 is inserted into a guide groove 10, so that the cover plate 3 is accurately fixed with the protective box 1 through screws, and after the fixation is finished, a clamping plate 4 moves from the right side to the left side of the protective box 1 through rotating an adjusting bolt 6, so that the clamping plate is matched with a positioning block 12 to stably fix the direct-current relay; in the use, through the opening of driving motor 8, wind wheel 9 and gear 16 are rotatory simultaneously, wind wheel 9 can provide wind-force, accelerate the inside hot-blast exchange rather than outside cold wind of protective housing 1, and gear 16 is under driving motor 8's drive effect, when producing the rotation, because gear 16 and first rack 13 and second rack 15's meshing effect, first rack 13 and second rack 15 can produce relative motion, make slat 14 reciprocating motion back and forth on first rack 13 and the second rack 15, the wind-force that produces wind wheel 9 provides tangential force, change the flow direction of wind with this, make the draught area of protective housing 1 increase, direct current relay's high-efficient result of use has been ensured.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a direct current relay's housing structure, includes protective housing (1), apron (3), its characterized in that are installed through the screw to protective housing (1) upper end: the damping device is characterized in that the right end part of the inner cavity of the cover plate (3) is connected with a clamping plate (4) through an adjusting bolt (6), the inner side of the clamping plate (4) is provided with a damping pad (5), the front end part and the rear end part of the protective box (1) are respectively provided with a ventilation hood (2), the upper left end part of the protective box (1) is movably clamped with a mounting seat (11), the mounting seat (11) is fixedly provided with a mounting hood (7), the left end part of the mounting hood (7) is provided with a driving motor (8), an output shaft of the driving motor (8) is sequentially provided with a wind wheel (9) and a gear (16) from outside to inside along the axial direction, the upper side and the lower side of the inner side of the mounting seat (11) are respectively and movably connected with a first rack (13) and a second rack (15), the back surfaces of the first rack (13) and the second rack (15) are respectively and evenly provided with a batten (14), and the gear (16) is arranged between the first rack (13) and the second rack (15), the lower end portion of the left and right of the inner cavity of the protection box (1) is symmetrically provided with positioning blocks (12).

2. The direct current relay casing structure according to claim 1, wherein a clamping plate (4) is disposed between adjacent positioning blocks (12), and the clamping plate (4) and the positioning blocks (12) are distributed in a triangular shape.

3. A cover structure of a dc relay according to claim 1, characterized in that the gear (16) is engaged with both the first rack (13) and the second rack (15), and the first rack (13) and the second rack (15) are parallel to each other.

4. The cover structure of the direct current relay according to claim 1, wherein a guide groove (10) is formed at the upper end of the mounting seat (11), and a guide block is arranged at the upper end of the inner cavity of the cover plate (3), and is movably connected in the guide groove (10).

5. The cover structure of a direct current relay according to claim 1, wherein the first rack (13), the second rack (15) and the gear (16) are all arranged inside the mounting seat (11).

6. The encloser structure of the direct current relay according to claim 1, characterized in that the cross section of the mounting seat (11) is T-shaped, and the effective lengths of the mounting seat (11) in the inner cavity of the protective box (1) are equal.