CN218099597U - Flame-proof shell and laser radar - Google Patents

Abstract

The utility model discloses a flame proof shell and laser radar. The explosion-proof shell comprises a base, a transparent cover and an upper cover, wherein the base is provided with a first connecting portion, the transparent cover is provided with a cavity, the upper cover is provided with a mounting hole and a second connecting portion, the transparent cover is connected with the mounting hole in a sealing mode, the second connecting portion surrounds the mounting hole, and the second connecting portion is detachably connected with the first connecting portion through a connecting piece. The laser radar comprises an explosion-proof shell and a laser radar body, wherein the laser radar body is arranged in the cavity of the transparent cover. The utility model discloses a dismantlement between flame proof shell's upper cover and the base is convenient, repeatedly usable.

Description

Flame-proof shell and laser radar

Technical Field

The utility model belongs to the technical field of the laser radar technique and specifically relates to a flame proof shell and laser radar are related to.

Background

Laser radar in the current market is mostly non-intrinsic safety, non-explosion-proof product, can't be applied to the coal mine environment without transforming. In order to meet the requirements of coal mine environment, the existing scheme is to carry out intrinsic safety treatment on a laser radar circuit, and then apply the laser radar circuit after intrinsic safety treatment, or to design a simple explosion-proof shell and place the radar in the explosion-proof shell. However, in the existing scheme, the transparent cover, the base and the gland are integrated by using an adhesive method, so that the radar can be opened only by removing the adhesive when needing to be disassembled, assembled and replaced, which is very inconvenient, for example, the mine laser radar with an explosion-proof vault structure disclosed in the Chinese patent CN 216351223U.

SUMMERY OF THE UTILITY MODEL

The present invention aims at solving at least one of the technical problems in the related art to a certain extent. Therefore, the embodiment of the utility model provides a convenient flame proof shell of dismantling.

The embodiment of the utility model provides a laser radar is still provided.

The utility model discloses flame proof shell, include:

the base is provided with a first connecting part;

a transparent cover having a cavity; and

the upper cover, the upper cover is equipped with mounting hole and second connecting portion, the translucent cover with mounting hole sealing connection, the second connecting portion encircle the mounting hole, the second connecting portion with first connecting portion pass through the connecting piece and can dismantle the connection.

The utility model discloses dismantlement between flame proof shell's upper cover and the base is convenient, repeatedly usable.

In some embodiments, the first connection portion extends in a direction facing away from the mounting hole in a radial direction of the mounting hole; the second connecting portion extends in a direction away from the mounting hole in the radial direction of the mounting hole.

In some embodiments, the first connecting portion has a first connecting hole, the second connecting portion has a second connecting hole, the first connecting hole corresponds to the second connecting hole, the connecting member is a bolt, and the first connecting portion and the second connecting portion are detachably connected by passing through the first connecting hole and the second connecting hole through the bolt.

In some embodiments, the base is provided with a cavity that is open on a side adjacent to the upper cover in an axial direction of the mounting hole, and the first connecting portion surrounds the cavity.

In some embodiments, the upper cover is provided with a vertical plate, and one side of the vertical plate in the radial direction of the mounting hole is provided with an outer side face which is attached to the inner wall face of the cavity.

In some embodiments, the vertical plate is annular, the vertical plate surrounds the mounting hole, and the other side of the vertical plate in the radial direction of the mounting hole is provided with an internal thread;

the flameproof housing further comprises a pressing ring, an external thread is arranged on the pressing ring, the external thread of the pressing ring is matched with the internal thread of the vertical plate, and one side, in the axial direction, of the mounting hole of the pressing ring is abutted to the transparent cover.

The utility model discloses laser radar, include:

the flame-proof shell is the flame-proof shell; and

the laser radar body is arranged in the cavity of the transparent cover.

The utility model discloses lidar dismantles the convenience, can change the lidar body by convenient to overhaul for the flame proof shell can used repeatedly, can reach the purpose of practicing thrift the cost.

In some embodiments, the laser radar further includes a mounting seat, one side of the mounting seat in the axial direction of the mounting hole is detachably connected to the base, and the other side of the mounting seat in the axial direction of the mounting hole is detachably connected to the laser radar body.

In some embodiments, the lidar further comprises an inertial navigation device, the inertial navigation device being provided on the mount.

In some embodiments, the mount includes:

the laser radar body is arranged on the connecting plate;

a plurality of support plates surrounding the connection plate, the support plates being spaced apart from each other in a circumferential direction of the mounting hole, the support plates being detachably connected to a bottom wall surface of the base; and

the mounting panel, the mounting panel is located the connecting plate is in the mounting hole be close to in the axial direction one side of base, the connection can be dismantled to the mounting panel the inertial navigation device.

Drawings

Fig. 1 is a schematic cross-sectional structural diagram of a laser radar according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a base and a mounting seat according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a mounting seat and an inertial navigation device according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of the flameproof housing of the embodiment of the present invention.

Reference numerals:

a laser radar 1000;

an explosion-proof enclosure 100;

the base 1, the chamber 11, the first connection part 12, the first connection hole 121, the fixing plate 13, the mounting groove 131;

a transparent cover 2;

a pressing ring 3;

the upper cover 4, the mounting hole 41, the second connecting part 42, the second connecting hole 421 and the vertical plate 43;

a laser radar body 5;

the mounting seat 6, the connecting plate 61, the supporting plate 62 and the mounting plate 63;

and an inertial navigation device 7.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

As shown in fig. 1 to 4, the laser radar 1000 of the embodiment of the present invention includes a flameproof housing 100 and a laser radar body 5.

The flameproof housing 100 comprises a base 1, a transparent cover 2 and an upper cover 4. The base 1 is provided with a first connection portion 12. The transparent cover 2 has a cavity. The upper cover 4 is provided with a mounting hole 41 and a second connecting portion 42, the transparent cover 2 is hermetically connected with the mounting hole 41, the second connecting portion 42 surrounds the mounting hole 41, and the second connecting portion 42 is detachably connected with the first connecting portion 12 through a connecting piece.

The laser radar body 5 is arranged in the cavity of the transparent cover 2.

The utility model discloses flame proof shell 100 connects first connecting portion 12 on the base 1 and second connecting portion 42 on the upper cover 4 through the connecting piece to make base 1 and upper cover 4 realize dismantling the connection. The upper cover 4 of the flameproof housing 100 is connected with the transparent cover 2 in a sealing manner to form a whole, and after the laser radar body 5 is placed in the cavity of the transparent cover 2, the connecting piece is connected with the first connecting part 12 and the second connecting part 42 to realize the connection of the base 1 and the upper cover 4. When the laser radar body 5 needs to be disassembled and assembled and replaced, the upper cover 4 and the base 1 can be opened by detaching the connecting piece.

The utility model discloses the dismantlement between the upper cover 4 of flame proof shell 100 and the base 1 is convenient, can change laser radar body 5 by convenient maintenance for flame proof shell 100 can used repeatedly, can reach the purpose of practicing thrift the cost.

In order to make the solutions of the flameproof housing 100 and the laser radar 1000 according to the embodiment of the present invention easier to understand, fig. 1 to 4 are taken as examples to illustrate. In fig. 1, the up-down direction is the same as the axial direction of the mounting hole 41. The utility model discloses laser radar 1000 includes flame proof shell 100, laser radar body 5, mount pad 6 and is used to lead device 7.

As shown in fig. 1, 2 and 4, the flameproof housing 100 includes a base 1, a transparent cover 2 and an upper cover 4. The base 1 is provided with a first connecting portion 12 and a fixing plate 13, and the fixing plate 13 is provided with a mounting groove 131. The mounting groove 131 formed in the fixing plate 13 can be matched with a bolt or a screw, and the base 1 can be fixed in the use environment where the flameproof housing 100 is located by using the bolt or the screw, so that the flameproof housing 100 can be mounted in the use environment. The transparent cover 2 is provided with a cavity, and the transparent cover 2 is an explosion-proof transparent cover with high light transmission and antistatic performance. The upper cover 4 is provided with a mounting hole 41 and a second connecting portion 42, the transparent cover 2 is hermetically connected with the mounting hole 41, the second connecting portion 42 surrounds the mounting hole 41, and the second connecting portion 42 is detachably connected with the first connecting portion 12 through a connecting piece.

In some embodiments, the first connection portion 12 extends in a direction away from the mounting hole 41 in a radial direction of the mounting hole 41. The second connecting portion 42 extends in a direction away from the mounting hole 41 in a radial direction of the mounting hole 41. The first connecting portion 12 and the second connecting portion 42 extend in the same direction and are formed into a plate shape, and the first connecting portion 12 and the second connecting portion 42 have simple structures, are easy to manufacture and have low cost, so that the flameproof housing 100 is easy to manufacture and popularize.

Specifically, as shown in fig. 1 and 4, the base 1 is cylindrical, the first connecting portion 12 extends in a radial direction of the mounting hole 41 along a direction back to the mounting hole 41 to form an annular plate-shaped structure, the second connecting portion 42 is an annular plate-shaped structure, the first connecting portion 12 and the second connecting portion 42 correspond to each other and are located at a lower portion of the transparent cover 2, a space between the transparent cover 2 and the base 1 is surrounded and sealed, so that the space between the transparent cover 2 and the base 1 is better protected, and an explosion-proof effect is achieved.

In some embodiments, the first connection portion 12 has a first connection hole 121 formed thereon, the second connection portion 42 has a second connection hole 421 formed thereon, the first connection hole 121 corresponds to the second connection hole 421, the connection member is a bolt, and the first connection portion 12 and the second connection portion 42 are detachably connected by the bolt passing through the first connection hole 121 and the second connection hole 421. The connecting piece adopts the bolt for the connection between first connecting portion 12 and second connecting portion 42 is not only firm, convenient dismantlement, also easy, with low costs.

Specifically, the number of each of the first connection holes 121 and the second connection holes 421 is plural, the first connection holes 121 and the second connection holes 421 correspond to each other one by one, and the first connection portions 12 and the second connection portions 42 can be fixed by screwing nuts after passing through the corresponding second connection holes 421 and the first connection holes 121. In the embodiment shown in fig. 2 and 4, the first connection holes 121 and the second connection holes 421 are each six in number and uniformly distributed circumferentially.

One side of the first connecting portion 12 facing the second connecting portion 42 in the axial direction of the mounting hole 41 is a first explosion-proof surface, one side of the second connecting portion 42 facing the first connecting portion 12 in the axial direction of the mounting hole 41 is a second explosion-proof surface, and the first explosion-proof surface and the second explosion-proof surface are matched with each other to achieve the explosion-proof effect when the upper cover 4 is connected with the base 1.

In some embodiments, the base 1 is provided with a cavity 11, a side of the cavity 11 adjacent to the upper cover 4 in the axial direction of the mounting hole 41 is opened, and the first connecting portion 12 surrounds the cavity 11. The cavity 11 that sets up on the base 1 has increased the size in space between translucent cover 2 and the base 1 to set up mount pad 6 and be used to the navigation device 7 in this space, thereby utilize the cooperation of being used to navigation device 7 and laser radar body 5 in order to promote the utility model discloses a laser radar 1000's precision.

In some embodiments, the upper cover 4 is provided with a vertical plate 43, and one side of the vertical plate 43 in the radial direction of the mounting hole 41 has an outer side surface which is in contact with the inner wall surface of the chamber 11. When installing upper cover 4 and base 1, riser 43 can cooperate with cavity 11, leads the relative base 1's of upper cover 4 removal to, the laminating also forms to cavity 11 and seals between the lateral surface of riser 43 and the cavity 11 internal face, further forms to seal the space between translucent cover 2 and the base 1, promotes the isolated effect inside and outside of flame proof shell 100.

In some embodiments, the standing plate 43 is annular, the standing plate 43 surrounds the mounting hole 41, and the other side of the standing plate 43 in the radial direction of the mounting hole 41 is provided with an internal thread. The flameproof housing further comprises a pressing ring 3, an external thread is arranged on the pressing ring 3, the external thread of the pressing ring 3 is matched with the internal thread of the vertical plate 43, and one side of the pressing ring 3 in the axial direction of the mounting hole 41 is abutted to the transparent cover 2. The clamping ring 3 is in threaded connection with the vertical plate 43, and the clamping ring 3 is abutted against the transparent cover 2, so that the firmness and the integrity of the connection between the upper cover 4 and the transparent cover 2 are further guaranteed, and the use stability and the safety of the explosion-proof shell 100 are guaranteed.

Specifically, referring to fig. 2 and 4, the outer contour of the cross section of the chamber 11 is circular, and the chamber 11 is fitted with the vertical plate 43.

Referring to fig. 1 to 3, one side of the mounting seat 6 in the axial direction of the mounting hole 41 is detachably connected to the base 1, and the other side of the mounting seat 6 in the axial direction of the mounting hole 41 is detachably connected to the laser radar body 5, so that the laser radar body 5 and the base 1 can be detached and mounted.

Being used to lead device 7 and establishing on mount pad 6, and then being convenient for to be used to lead the dismantlement and the installation of device 7 and base 1, being used to lead device 7 and laser radar body 5 each to set up on mount pad 6 simultaneously, do benefit to and be used to lead device 7 and laser radar body 5's relative position to fix a position and confirm to be used to lead device 7 and laser radar body 5 to install and fix.

The mount 6 includes a connection plate 61, a mounting plate 63, and a plurality of support plates 62. The laser radar body 5 is provided on the connection plate 61. A plurality of support plates 62 surround the connection plate 61, the plurality of support plates 62 being spaced apart from each other in the circumferential direction of the mounting hole 41, the support plates 62 being detachably connected to the bottom wall surface of the base 1. The mounting plate 63 is located on one side of the connecting plate 61 adjacent to the base 1 in the axial direction of the mounting hole 41, and the mounting plate 63 is detachably connected to the inertial navigation unit 7. Each of a plurality of backup pads 62 can be dismantled with base 1 and be connected for mount pad 6 is more firm and stable with base 1's being connected, can guarantee to be used to the stability of navigation device 7 and laser radar body 5 in flame proof shell 100, makes the utility model discloses laser radar 1000's stability is better, and measurement accuracy is higher.

Specifically, referring to fig. 3, the number of the mounting plates 63 is two, the two mounting plates 63 are spaced apart from each other, each mounting plate 63 is provided with a threaded hole, both sides of the inertial navigation device 7 are provided with through holes, when the inertial navigation device 7 is mounted, the through holes on both sides of the inertial navigation device 7 correspond to the two threaded holes, and then a bolt penetrates through the through holes and is in threaded connection with the threaded holes, so that the inertial navigation device 7 and the mounting plates 63 are fixed.

The following description discloses the installation of laser radar 1000 and flame proof shell 100: the laser radar body 5 is mounted on the connecting plate 61, and then the inertial navigation unit 7 is mounted on the mounting plate 63, so that the laser radar body 5, the inertial navigation unit 7, and the mounting seat 6 are integrated. And connecting the supporting plate 62 with the bottom wall surface of the base 1 to complete the installation between the laser radar body 5 and the inertial navigation device 7 and the base 1. The transparent cover 2 and the mounting hole 41 of the upper cover 4 are hermetically connected into a whole in a glue sealing mode, the pressing ring 3 is mounted on the internal thread of the vertical plate 43, and the pressing ring 3 is abutted with the transparent cover 2, so that the transparent cover 2 and the upper cover 4 are firmly fixed. The upper cover 4 is opposite to the base 1 and fastened to insert the vertical plate 43 into the cavity 11, and the first connection hole 421 corresponds to the second connection hole 421, so that the upper cover 4 and the base 1 are fixedly connected by bolts.

The utility model discloses laser radar 1000 adds and is used to lead device 7 to having had distortion compensation function, can compensating laser radar body 5 because of the some cloud distortion that motion or vibration caused, making laser radar 1000's measurement accuracy higher, anti-interference shape is stronger. The utility model discloses laser radar 1000 has utilized flame proof shell 100 to realize dismantling convenient purpose, but convenient to overhaul changes laser radar body 5 and is used to guider 7, and to laser radar body 5 and be used to guider 7 and formed the protection, and is not fragile under the complex environment, has promoted the utility model discloses a laser radar 1000's safety in utilization and stability.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", 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 of the present invention and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "above," and "over" a second feature may be directly on or obliquely above the second feature, or simply mean that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the present disclosure, the terms "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present disclosure. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

While embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations of the above embodiments may be made by those of ordinary skill in the art without departing from the scope of the present invention.

Claims (10)

1. A flameproof enclosure, comprising:

the base (1), the said base (1) has first junction (12);

a transparent cover (2), the transparent cover (2) having a cavity; and

upper cover (4), upper cover (4) are equipped with mounting hole (41) and second connecting portion (42), translucent cover (2) with mounting hole (41) sealing connection, second connecting portion (42) encircle mounting hole (41), second connecting portion (42) with first connecting portion (12) pass through the connecting piece and can dismantle the connection.

2. The flameproof enclosure according to claim 1, characterized in that the first connection portion (12) extends in a direction facing away from the mounting hole (41) in a radial direction of the mounting hole (41); the second connecting portion (42) extends in a direction away from the mounting hole (41) in the radial direction of the mounting hole (41).

3. The flameproof enclosure according to claim 2, characterized in that the first connecting portion (12) is provided with a first connecting hole (121), the second connecting portion (42) is provided with a second connecting hole (421), the first connecting hole (121) corresponds to the second connecting hole (421), the connecting member is a bolt, and the first connecting portion (12) and the second connecting portion (42) are detachably connected by passing through the first connecting hole (121) and the second connecting hole (421) through a bolt.

4. Flameproof enclosure according to claim 1, characterized in that the base (1) is provided with a chamber (11), which chamber (11) is open on the side adjacent to the upper cover (4) in the axial direction of the mounting hole (41), the first connection portion (12) surrounding the chamber (11).

5. The flameproof housing according to claim 4, characterized in that the upper cover (4) is provided with a vertical plate (43), the vertical plate (43) has an outer side surface on one side in the radial direction of the mounting hole (41), and the outer side surface is attached to the inner wall surface of the chamber (11).

6. The flameproof enclosure according to claim 5, characterized in that the vertical plate (43) is annular, the vertical plate (43) surrounds the mounting hole (41), and the other side of the vertical plate (43) in the radial direction of the mounting hole (41) is provided with internal threads;

the flameproof housing further comprises a pressing ring (3), an external thread is arranged on the pressing ring (3), the external thread of the pressing ring (3) is matched with the internal thread of the vertical plate (43), and one side, in the axial direction, of the mounting hole (41) of the pressing ring (3) is abutted to the transparent cover (2).

7. A lidar characterized by comprising:

the flameproof housing is as claimed in any one of claims 1 to 6; and

the laser radar body (5), establish laser radar body (5) be in the translucent cover (2) in the cavity.

8. The lidar of claim 7, further comprising a mounting seat (6), wherein one side of the mounting seat (6) in an axial direction of the mounting hole (41) is detachably connected to the base (1), and the other side of the mounting seat (6) in the axial direction of the mounting hole (41) is detachably connected to the lidar body (5).

9. Lidar according to claim 8, further comprising an inertial navigation device (7), wherein said inertial navigation device (7) is provided on said mounting seat (6).

10. Lidar according to claim 9, wherein said mounting seat (6) comprises:

the laser radar body (5) is arranged on the connecting plate (61);

a plurality of support plates (62), a plurality of the support plates (62) surrounding the connecting plate (61), the plurality of the support plates (62) being spaced apart from each other in the circumferential direction of the mounting hole (41), the support plates (62) being detachably connected to the bottom wall surface of the base (1); and

mounting panel (63), mounting panel (63) are located connecting plate (61) are in mounting hole (41) be close to in the axial direction one side of base (1), mounting panel (63) can be dismantled the connection inertial navigation device (7).

Images