CN210779727U - Pre-arranged underground box body device - Google Patents
Pre-arranged underground box body device Download PDFInfo
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- CN210779727U CN210779727U CN201921716784.2U CN201921716784U CN210779727U CN 210779727 U CN210779727 U CN 210779727U CN 201921716784 U CN201921716784 U CN 201921716784U CN 210779727 U CN210779727 U CN 210779727U
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Abstract
The utility model provides a preset type buried box device, which comprises a transformer, a hollow box body and a cover plate, wherein a pit is arranged on the ground, the box body is embedded in the pit, the cover plate is buckled at the top of the box body, and the transformer is fixedly arranged in the box body; the locking device is characterized by further comprising a plurality of locking units, the locking units are fixedly arranged on the cover plate, a baffle plate is fixedly arranged at the top of the box body, a plurality of first through holes corresponding to the locking units are formed in the baffle plate, the locking units penetrate through the first through holes and abut against the outer surface of the box body, and the cover plate is tightly pressed on the box body. The cover plate is tightly pressed on the box body through the locking unit, so that the interior of the box body is relatively closed, equipment in the box body is not influenced by the outside world, water can not be accumulated, and the long-term stable operation of the equipment is facilitated; the utility model discloses the main part is buried underground below the earth's surface, is favorable to the fixed mounting of incasement equipment.
Description
Technical Field
The utility model relates to a transformer equipment field especially relates to a bury box device in preset.
Background
With the improvement of city construction, higher requirements are put forward on box type transformer equipment. The box-type transformer has the advantages of small volume, light weight, low noise, low loss and high reliability, and is widely applied to the places such as districts, business centers, subways or airports and the like. The box-type transformer is usually assembled in advance in a factory by components such as a high-voltage cabinet, a low-voltage cabinet, metering equipment, a transformer and the like, and then is directly hoisted on an installation site. The box-type transformer occupies limited urban land, and brings inconvenience to people's travel and life particularly in areas with dense pedestrian flow or traffic flow. In order to save precious urban overground space, a concrete pit is often arranged on the site, power equipment is placed in the pit, the overall sealing effect of the concrete pit is not ideal enough, the installation of a box-type transformer is not facilitated, deformation and certain displacement can occur, and adverse effects can be caused on the stable operation of the box-type transformer.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a bury box device in presetting formula that stable in structure, installation be convenient for.
The technical scheme of the utility model is realized like this: a preset type underground box body device comprises a transformer (1), a hollow box body (2) and a cover plate (3), wherein a pit (4) is arranged on the ground, the box body (2) is embedded in the pit (4), the cover plate (3) is buckled at the top of the box body (2), and the transformer is fixedly arranged in the box body (2); the locking device is characterized by further comprising a plurality of locking units (5), wherein the locking units (5) are fixedly arranged on the cover plate (3), a baffle (6) is fixedly arranged at the top of the box body (2), a plurality of first through holes (61) corresponding to the locking units (5) are arranged on the baffle (6), the locking units (5) penetrate through the first through holes (61) to abut against the surface of the baffle (6), and the cover plate (3) is tightly pressed on the box body (2).
On the basis of the technical scheme, preferably, the locking unit (5) comprises a hollow barrel (51), an expansion rod (52) and a pressing plate (53), the barrel (51) is fixedly connected with the cover plate (3), the expansion rod (52) is arranged in the barrel (51), one end of the expansion rod (52) is in threaded connection with the barrel (51), the other end of the expansion rod (52) penetrates through the first through hole (61) and is rotatably connected with one end of the pressing plate (53), the pressing plate (53) is further hinged with the baffle (6), and the end part, far away from the expansion rod (52), of the pressing plate (53) abuts against the outer surface of the box body (2).
Preferably, the end part of the pressure plate (53) far away from the telescopic rod (52) is also provided with a limit block (54), the baffle plate (6) is correspondingly provided with a limit groove (62), and the limit block (54) is matched with the limit groove (62) in shape.
Still further preferably, the stopper (54) is spherical in shape.
Further preferably, a plurality of annular grooves (7) are formed in the surface of the joint of the box body (2) and the cover plate (3), the adjacent annular grooves (7) are arranged in a staggered mode, first sealing rings (8) are embedded in the annular grooves (7), and the first sealing rings (8) are fixedly arranged in the annular grooves (7).
On the basis of the technical scheme, preferably, a plurality of second through holes (21) are formed in the bottom surface and the side surface of the box body (2), connecting rods (22) are arranged in the second through holes (21), one end of each connecting rod (22) is fixedly connected with the box body (2), and the other end of each connecting rod (22) penetrates through the corresponding second through hole (21) and extends outwards.
Further preferably, a second sealing ring (23) is further arranged in the second through hole (21), the second sealing ring (23) is sleeved on the connecting rod (22), and the second sealing ring (23) is respectively abutted against the surfaces of the box body (2) and the connecting rod (22).
On the basis of the technical scheme, preferably, a bracket (9) is further arranged in the box body (2), the bracket (9) is fixedly connected with the bottom of the box body (2), and the transformer (1) is placed on the bracket (9) and is fixedly connected with the bracket (9).
In addition to the above technical solution, it is further preferable that the horizontal cross section of the box body (2) has a rectangular or circular shape.
The utility model provides a pair of bury box device in preset has following beneficial effect for prior art:
(1) the cover plate is tightly pressed on the box body through the locking unit, so that the interior of the box body is relatively closed, equipment in the box body is not influenced by the outside, water is not easy to accumulate, and the long-term stable operation of the equipment is facilitated;
(2) the telescopic rod of the locking unit is rotated, so that the pressure plate can tightly press the cover plate and the box body, the limiting groove can further increase the contact area with the limiting block, and the sealing effect of the box body is improved; the locking unit adopts a hidden structure, is not easy to be damaged, the thread part of the locking unit is shielded by the cylinder body, and is not easy to be corroded by the environment, so that the service life of the utility model can be prolonged;
(3) the first sealing ring and the second sealing ring can prevent foreign matters or water from entering the box body, so that the sealing performance and the waterproof performance of the box body are improved;
(4) the connecting rod can fix the buried position of the box body, the bracket can also provide supporting and fixing functions for the transformer, the installation position of the transformer is more accurate, and displacement can not occur even after long-term use; the box body can be independently installed or can be integrally installed after being combined with the transformer, so that the accurate installation efficiency of the transformer is improved;
(5) the utility model discloses the main part is buried underground below the earth's surface, does not occupy the ground space basically.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only 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 front view of a half-section of a pre-buried box device of the present invention;
FIG. 2 is an enlarged view of a portion A of FIG. 1;
FIG. 3 is a top view of a structure of a box body of a pre-buried box body device according to the present invention;
fig. 4 is a top view of another structure of the box body of the preset type underground box body device of the invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work all belong to the protection scope of the present invention.
As shown in fig. 1 combined with fig. 2 and fig. 3, the utility model provides a preset type buried box device, which comprises a transformer 1, a hollow box 2, a cover plate 3, a plurality of locking units 5, a baffle 6, a first sealing ring 8, a connecting rod 22, a second sealing ring 23 and a bracket 9, wherein a pit 4 is arranged on the ground, the box 2 is embedded in the pit 4, the cover plate 3 is buckled at the top of the box 2, and the transformer is fixedly arranged in the box 2; the locking unit 5 is fixedly arranged on the cover plate 3, the baffle 6 is fixedly arranged at the top of the box body 2, a plurality of first through holes 61 are formed in the baffle 6, the locking unit 5 penetrates through the first through holes 61 to abut against the surface of the baffle 6, and the cover plate 3 is tightly pressed on the box body 2. According to the scheme, the box body 2 is embedded in the pit 4 below the ground, and the inside of the box body 2 forms a placing space for equipment. The cover plate 3 is buckled on the box body 2 and the baffle 6, so that the interior of the box body 2 is sealed. In order to fix the cover plate 3 and the box body 2, a plurality of locking units 5 are adopted to fix the cover plate 3 on the baffle 6, and foreign matters or water are placed in the box body 2.
As shown in fig. 2, the locking unit 5 includes a hollow cylinder 51, an expansion link 52 and a pressing plate 53, the cylinder 51 is fixedly connected to the cover plate 3, the expansion link 52 is disposed in the cylinder 51, one end of the expansion link 52 is in threaded connection with the cylinder 51, the other end of the expansion link 52 passes through the first through hole 61 and is rotatably connected to one end of the pressing plate 53, the pressing plate 53 is further hinged to the baffle 6, and the end of the pressing plate 53 far away from the expansion link 52 abuts against the outer surface of the box 2.
The end of the pressing plate 53 far away from the telescopic rod 52 is further provided with a limiting block 54, the baffle 6 is correspondingly provided with a limiting groove 62, and the shape of the limiting block 54 is matched with that of the limiting groove 62. As can be seen from fig. 2, the limiting groove 62 and the limiting block 54 can further increase the contact area between the baffle 6 and the limiting block 54, and can also perform a certain limiting function on the limiting block 54 to prevent the limiting block from sliding. As a preferred aspect of the present invention, the shape of the stopper 54 is spherical.
As an improvement of the utility model, the combination department of box 2 and apron 3 all is provided with a plurality of ring channels 7 on the surface, and adjacent ring channel 7 is crisscross to be set up on box 2 and apron 3, and the ring channel 7 is embedded to be equipped with first sealing washer 8, and first sealing washer 8 is fixed to be set up in ring channel 7. The first seal ring 8 may form a multi-pass annular seal structure to further prevent foreign materials from entering the housing 2.
In addition, as shown in fig. 1, a plurality of second through holes 21 are formed in the bottom and the side of the box body 2, a connecting rod 22 is disposed in each second through hole 21, one end of the connecting rod 22 is fixedly connected with the box body 2, and the other end of the connecting rod 22 penetrates through the second through hole 21 and extends outwards. A second sealing ring 23 is further arranged in the second through hole 21, the second sealing ring 23 is sleeved on the connecting rod 22, and the second sealing ring 23 is respectively abutted against the surfaces of the box body 2 and the connecting rod 22. The connecting rod 22 extends into the ground outside the side and bottom of the box body 2, so as to prevent the box body 2 from being displaced or deformed by external force. The position of the transformer 1 or other equipment and lines in the tank 2 is kept constant. The box body 2 can be buried independently, and the transformer 1 can be assembled in a factory to be transported and installed integrally, so that the installation efficiency is improved.
As shown in fig. 1 and fig. 3 and 4, a bracket 9 is further disposed in the tank 2, the bracket 9 is fixedly connected to the bottom of the tank 2, and the transformer 1 is placed on the bracket 9 and is fixedly connected to the bracket 9. The box body 2 is internally provided with enough heat exchange space, so that the heat dissipation of the transformer 1 is facilitated, and the long-term stable work of the transformer 1 is facilitated.
As shown in fig. 3 and 4 in conjunction with fig. 1, the horizontal cross-section of the case 2 may be rectangular or circular in shape. The buried part of the box body 2 shown in the figure does not occupy the ground space of a city, and is very suitable for arranging power equipment in the city with dense people flow and traffic flow. As shown in fig. 1, other power devices can be fixedly disposed on the top of the cover plate 3, and are directly electrically connected to the transformer 1, so that the wire consumption can be reduced, and the wiring layout can be simplified.
For improving the service life of the utility model, the box body 2 can be made of stainless steel material or corrosion-resistant organic composite material, such as phenolic plastic.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A preset type underground box body device comprises a transformer (1), a hollow box body (2) and a cover plate (3), wherein a pit (4) is arranged on the ground, the box body (2) is embedded in the pit (4), the cover plate (3) is buckled at the top of the box body (2), and the transformer is fixedly arranged in the box body (2); the method is characterized in that: the locking device is characterized by further comprising a plurality of locking units (5), wherein the locking units (5) are fixedly arranged on the cover plate (3), a baffle (6) is fixedly arranged at the top of the box body (2), a plurality of first through holes (61) corresponding to the locking units (5) are arranged on the baffle (6), the locking units (5) penetrate through the first through holes (61) to abut against the surface of the baffle (6), and the cover plate (3) is tightly pressed on the box body (2).
2. A pre-buried box unit as set forth in claim 1, wherein: locking unit (5) are including hollow barrel (51), telescopic link (52) and clamp plate (53), barrel (51) and apron (3) fixed connection, be provided with telescopic link (52) in barrel (51), the one end and the barrel (51) threaded connection of telescopic link (52), the other end of telescopic link (52) passes first through-hole (61) and rotates with the one end of clamp plate (53) to be connected, clamp plate (53) still are connected with baffle (6) hinge, the tip that telescopic link (52) were kept away from in clamp plate (53) supports and holds the surface at box (2).
3. A pre-buried box unit as set forth in claim 2, wherein: the end part of the pressure plate (53) far away from the telescopic rod (52) is also provided with a limiting block (54), the baffle (6) is correspondingly provided with a limiting groove (62), and the limiting block (54) is matched with the limiting groove (62) in shape.
4. A pre-buried box unit as set forth in claim 3, wherein: the limiting block (54) is spherical.
5. A pre-buried box unit as set forth in claim 2, wherein: the surface of the joint of the box body (2) and the cover plate (3) is provided with a plurality of annular grooves (7), the adjacent annular grooves (7) are arranged in a staggered mode, first sealing rings (8) are embedded in the annular grooves (7), and the first sealing rings (8) are fixedly arranged in the annular grooves (7).
6. A pre-buried box unit as set forth in claim 1, wherein: the bottom surface and the side surface of the box body (2) are provided with a plurality of second through holes (21), connecting rods (22) are arranged in the second through holes (21), one ends of the connecting rods (22) are fixedly connected with the box body (2), and the other ends of the connecting rods (22) penetrate through the second through holes (21) and extend outwards.
7. A pre-buried box unit as set forth in claim 6, wherein: and a second sealing ring (23) is further arranged in the second through hole (21), the second sealing ring (23) is sleeved on the connecting rod (22), and the second sealing ring (23) is respectively propped against the surfaces of the box body (2) and the connecting rod (22).
8. A pre-buried box unit as set forth in claim 1, wherein: still be provided with bracket (9) in box (2), bracket (9) and box (2) bottom fixed connection, transformer (1) are placed on bracket (9) and with bracket (9) fastening connection.
9. A pre-buried box unit as set forth in claim 1, wherein: the shape of the horizontal cross section of the box body (2) is rectangular or circular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921716784.2U CN210779727U (en) | 2019-10-14 | 2019-10-14 | Pre-arranged underground box body device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921716784.2U CN210779727U (en) | 2019-10-14 | 2019-10-14 | Pre-arranged underground box body device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210779727U true CN210779727U (en) | 2020-06-16 |
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ID=71037998
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921716784.2U Active CN210779727U (en) | 2019-10-14 | 2019-10-14 | Pre-arranged underground box body device |
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| Country | Link |
|---|---|
| CN (1) | CN210779727U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113068354A (en) * | 2021-04-25 | 2021-07-02 | 中国五冶集团有限公司 | Buried concealed lock box applicable to park urban green land |
-
2019
- 2019-10-14 CN CN201921716784.2U patent/CN210779727U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113068354A (en) * | 2021-04-25 | 2021-07-02 | 中国五冶集团有限公司 | Buried concealed lock box applicable to park urban green land |
| CN113068354B (en) * | 2021-04-25 | 2024-04-30 | 中国五冶集团有限公司 | Buried hidden lock box applicable to park urban greening land |
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