CN212671649U

CN212671649U - Anti-theft device

Info

Publication number: CN212671649U
Application number: CN202020600298.0U
Authority: CN
Inventors: 阚兴栋; 宋俊强; 何龙; 张议琪; 孙颖婷
Original assignee: Petrochina Co Ltd
Current assignee: Petrochina Co Ltd
Priority date: 2020-04-20
Filing date: 2020-04-20
Publication date: 2021-03-09
Anticipated expiration: 2030-04-20

Abstract

The utility model provides an anti-theft device. Anti-theft device is used for preventing burglary to the oil drain gate of oil storage tank, and anti-theft device includes: the screw rod is connected with the oil drain gate; the hand wheel is connected with the screw rod and can be rotationally arranged so as to operate the screw rod to open or close the oil drain gate; the copper sleeve is detachably connected with the screw rod, and a guide groove is formed in the periphery of the copper sleeve; the adjusting pin is arranged in the guide groove and is movably arranged relative to the radial direction of the copper sleeve, so that at least part of the adjusting pin enters or is separated from the guide groove; when the adjusting pin is separated from the guide groove, the hand wheel is separated from the screw rod. Use the technical scheme of the utility model, can solve the unreliable problem of anti-theft device of oil storage tank oil drain gate among the prior art.

Description

Anti-theft device

Technical Field

The utility model relates to an oil field theftproof technique particularly, relates to an anti-theft device.

Background

Because some blocks of the oil field are dispersed, the oil transported by adopting the pipe has the problems of long distance, high cost and inconvenience. Therefore, remote wells are usually transported by single-tank storage and tanker trucks. The position where the single-tank crude oil is possibly stolen is provided with a bottom sewage outlet, a tank top oil measuring port, a light hole, an oil drain gate, a liquid inlet and the like.

Wherein, the oil drain gate department is the easiest stolen. At present, the anti-theft tools at the oil drain gates on the market usually adopt magnetic lock type anti-theft tools. Generally, the anti-theft tool and the gate are designed integrally, and the original gate must be completely removed and replaced when the anti-theft tool is used. Meanwhile, the anti-theft tool is easy to demagnetize, easily causes the problem that a gate cannot be opened or cannot be closed after being unlocked, causes environmental pollution and crude oil waste, is high in cost, difficult to maintain, inconvenient to install and easy to destroy, and influences the crude oil production of an oil field.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide an anti-theft device to solve the unreliable problem of the anti-theft device of the oil drain gate of the oil storage tank in the prior art.

In order to achieve the above object, the utility model provides an anti-theft device for to the oil drain gate theftproof of oil storage tank, anti-theft device includes: the screw rod is connected with the oil drain gate; the hand wheel is connected with the screw rod and can be rotationally arranged so as to operate the screw rod to open or close the oil drain gate; the copper sleeve is detachably connected with the screw rod, and a guide groove is formed in the periphery of the copper sleeve; the adjusting pin is arranged in the guide groove and is movably arranged relative to the radial direction of the copper sleeve, so that at least part of the adjusting pin enters or is separated from the guide groove; when the adjusting pin is separated from the guide groove, the hand wheel is separated from the screw rod.

Further, the anti-theft device further includes: the protective shell is connected with the oil drain gate, at least part of the screw rod penetrates through the protective shell, the adjusting pin is positioned in the protective shell, and the protective shell is provided with an operating hole; the switch handle is connected with the adjusting pin through the operation hole, and the switch handle is pressed to drive the adjusting pin to move in the vertical direction.

Further, the anti-theft device further includes: the elastic piece is sleeved on the periphery of the adjusting pin so as to drive the adjusting pin to reset after the adjusting pin is pressed down; the connector is sleeved on the periphery of the screw rod, and the outer wall surface of the connector is fixedly connected with the protective shell.

Further, the connecting body is connected with the protective shell through a fastener.

Furthermore, the anti-theft device further comprises a copper sleeve back cap, one end of the copper sleeve back cap is connected with the copper sleeve, and the other end of the copper sleeve back cap is fixedly connected with the connecting body.

Furthermore, the anti-theft device also comprises a base, and the elastic piece is connected with the connecting body through the base.

Further, the elastic piece is in threaded connection with the base.

Further, the base is connected with the connecting body in a welding mode.

Further, the protective shell is connected with the oil drain gate through a fastener.

Further, the copper sleeve is in threaded connection with the screw rod.

Use the technical scheme of the utility model, owing to set up the guide slot in the periphery of copper sheathing, when the control adjusting pin was deviate from by the guide slot, the separation of hand wheel and lead screw to make the idle running of realizing the hand wheel when rotatory hand wheel, can't open the oil drain gate through the hand wheel control lead screw, and then realized the purpose of theftproof. Compared with the prior art, the anti-theft device adopting the magnetic lock type anti-theft tool has the advantages that the anti-theft effect is realized through mechanical control, the structure is simple, the anti-theft failure caused by the demagnetization of the anti-theft tool is avoided, the safety of the oil drain gate is ensured, the crude oil is prevented from being stolen, and the normal production of the crude oil in the oil field is ensured.

Drawings

The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 shows a schematic structural view of an embodiment of an anti-theft device according to the invention.

Wherein the figures include the following reference numerals:

10. a screw rod; 20. a hand wheel; 30. a copper sleeve; 31. a guide groove; 32. a copper sleeve back cap; 40. an adjustment pin; 50. a protective housing; 51. an operation hole; 60. a switch handle; 70. an elastic member; 71. a base; 80. a connector.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in 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. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

Unless specifically stated otherwise, the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

As shown in fig. 1, the present embodiment provides an antitheft device for preventing theft of an oil drain gate of an oil storage tank. The anti-theft device of this embodiment includes a screw 10, a hand wheel 20, a copper bush 30, and an adjustment pin 40. The screw rod 10 is connected with an oil drain gate; the hand wheel 20 is connected with the screw rod 10, and the hand wheel 20 can be rotationally arranged to operate the screw rod 10 to open or close the oil drain gate; the copper sleeve 30 is detachably connected with the screw rod 10, and a guide groove 31 is formed in the periphery of the copper sleeve 30; the adjusting pin 40 is arranged in the guide groove 31, and the adjusting pin 40 is movably arranged relative to the radial direction of the copper sleeve 30 so that at least part of the adjusting pin 40 enters the guide groove 31 or is separated from the guide groove 31; when the adjusting pin 40 is disengaged from the guide groove 31, the hand wheel 20 is separated from the screw rod 10.

In the embodiment, because the guide groove 31 is formed in the periphery of the copper sleeve 30, when the control adjusting pin 40 is disengaged from the guide groove 31, the hand wheel 20 is separated from the screw rod 10, so that idle rotation of the hand wheel 20 is realized when the hand wheel 20 is rotated, the screw rod 10 cannot be controlled by the hand wheel 20 to open the oil discharge gate, and the anti-theft purpose is realized. Compared with the prior art, the antitheft device of the embodiment has the advantages that the antitheft device of the embodiment realizes antitheft through mechanical control, is simple in structure, avoids antitheft failure caused by the fact that the antitheft tool per se is demagnetized and the like, guarantees safety of the oil drain gate, avoids crude oil being stolen, and guarantees normal production of crude oil in an oil field.

As shown in fig. 1, in the present embodiment, the antitheft device further includes a protective housing 50 and a switch handle 60. The protective shell 50 is connected with the oil drain gate, at least part of the screw rod 10 penetrates through the protective shell 50, the adjusting pin 40 is positioned in the protective shell 50, and the protective shell 50 is provided with an operating hole 51; the switch handle 60 is connected to the adjustment pin 40 through the operation hole 51, and the switch handle 60 is pressed to move the adjustment pin 40 in a vertical direction.

Through the arrangement, the switch handle 60 positioned outside the protective shell 50 is pressed, so that the control on the adjusting pin 40 can be realized, and the operation is convenient and fast.

Further, be connected for detachably between switch handle 60 and the adjusting pin 40 to break away from with guide slot 31, realizing the idle running back of hand wheel 20, dismantling switch handle 60 by adjusting pin 40, when needing to the oil drain gate unblock again with switch handle 60 install on adjusting pin 40, in order to avoid non-staff's operation switch handle 60 to open the oil drain gate.

Preferably, the switch handle 60 is threadably connected to the adjustment pin 40. The structure is convenient to process and set, and the disassembly and the installation are simple and quick.

As shown in fig. 1, in the present embodiment, the anti-theft device further includes an elastic member 70 and a connecting body 80. The elastic piece 70 is sleeved on the periphery of the adjusting pin 40 so as to drive the adjusting pin 40 to reset after the adjusting pin 40 rotates; the connector 80 is sleeved on the periphery of the screw rod 10, and the outer wall surface of the connector 80 is fixedly connected with the protective shell 50.

Specifically, the elastic member 70 is sleeved on the periphery of the adjusting pin 40, when the switch handle 60 is pressed, the adjusting pin 40 moves downward in the vertical direction, the elastic member 70 is compressed, the lower end of the adjusting pin 40 enters the guide groove 31, the lead screw 10 is made to contact with the hand wheel 20, and the lead screw 10 is controlled to open the oil drain gate by operating the hand wheel 20. When the switch handle 60 is loosened, the adjusting pin 40 moves upward in the vertical direction under the elastic force of the elastic member 70, so that the lower end of the adjusting pin 40 is separated from the guide groove 31, and further, the handwheel 20 is rotated, and the lead screw 10 cannot be controlled by the handwheel 20 to open the oil drain gate, thereby achieving the anti-theft purpose.

Preferably, the connecting body 80 is connected to the protective housing 50 by a fastener.

Through the arrangement, the connecting body 80 is fixedly connected to the protective shell 50, and the connecting structure is simple and convenient to detach.

As shown in fig. 1, in the embodiment, the protective shell 50 has an inner cavity, and the anti-theft device further includes a copper sheath back cap 32, one end of the copper sheath back cap 32 is connected to the copper sheath 30, and the other end of the copper sheath back cap 32 is fixedly connected to the connecting body 80.

Specifically, the adjusting pin 40, the elastic member 70 and the copper sleeve 30 in this embodiment are all located in the protective housing 50 to avoid unlocking the anti-theft device externally, thereby ensuring the anti-theft reliability. Further, through setting up protecting sheathing 50, effectively protect the structural component who is located protecting sheathing 50, and then improved whole anti-theft device's life.

As shown in fig. 1, in the present embodiment, the anti-theft device further includes a base 71, and the elastic member 70 is connected to the connecting body 80 through the base 71. Wherein, the elastic piece 70 is connected with the base 71 by screw thread, and the base 71 is connected with the connector 80 by welding.

Through the arrangement, the base 71 is adopted to fix the position of the elastic part 70 in the vertical direction, and the base 71 is fixed to the connecting body 80 in a welding mode, so that the stability of the elastic part 70 in the vertical direction is ensured, and the anti-theft effect of the anti-theft device is further ensured.

Further, the protective casing 50 is connected to the oil drain gate by a fastener. The anti-theft device is simple in structure and convenient to install.

Preferably, the copper bush 30 is screw-coupled with the lead screw 10.

The technical scheme of the utility model is realized through following mode:

the utility model discloses an anti-theft device is applicable in the driven gate of oil field hand wheel, mainly applies to the gate theftproof of single jar oil drain gate department. The anti-theft device comprises a protective shell 50, an adjusting pin 40, a copper sleeve 30, a connecting body 80, an elastic piece 70, a base 71 and the like. The adjusting pin penetrates through the elastic piece, is fixed in the closed space through the base and the base back cap, corresponds to one end of the adjusting hole, is connected with the switch handle 60 through nonstandard threads, and can be adjusted by the switch handle to be connected with the copper sleeve at the other end.

The copper sleeve of the gate anti-theft device is connected with the screw rod of the original gate through threads and is fixed in the connecting body cavity through the copper sleeve back cap; the base is fixed on the connecting body in a welding mode and is connected with the elastic piece base back cap through threads; the connector passes through the fixation nut of shell to be fixed at protective housing, and the hand wheel passes through the hand wheel back of the body cap to be fixed on the connector. The protective casing is fixed on the valve base through a casing fixing bolt, and the inner part of the protective casing is fixed in a connecting mode.

The utility model discloses have by protective housing, adjusting pin, connector, elastic component, outer end guide slot, copper sheathing, hand wheel, switch instrument are constituteed. The elastic component cover is on the adjusting pin, can realize embedding and the separation of adjusting pin and copper sheathing outer end guide slot through the switch instrument, and the copper sheathing passes through threaded connection with the lead screw, and the hand wheel is connected through the hexagon with the connector, and the outer end is equipped with protective housing, and protective housing adopts the internal thread to fix on the oil drain gate. When the adjusting pin is separated from the guide groove at the outer end of the copper sleeve, the connecting body is separated from the copper sleeve, the separation of the hand wheel and the screw rod is realized, and therefore the purpose of idle running of the hand wheel is achieved when the hand wheel is rotated, and the anti-theft purpose is further achieved.

The utility model discloses an anti-theft device is applicable to the single jar oil drain gate that needs the theftproof, has reduced artifical and cost of maintenance, has practiced thrift the material expense, prevents that crude oil from losing, avoids the well site to pollute, and the normal production in guarantee oil field can realize single switch simultaneously, and the theftproof is safer.

The anti-theft device of the utility model adopts a mechanical switch lock, which solves the problems that the anti-theft lock in the market is easy to demagnetize, and the gate can not be opened after demagnetization or can not be closed after unlocking, thereby causing environmental pollution and crude oil waste; meanwhile, the anti-theft device of the embodiment is simple and light in structure, easy to install, capable of being installed by a single person, low in processing cost (1500 yuan/person), and capable of saving cost of 5500 yuan/person for a single lock. Due to the arrangement of the protective shell 50, the whole anti-theft device is not easy to damage, safe and reliable, a single tank and a single key are realized, and the anti-theft performance is safer.

From the above description, it can be seen that the above-mentioned embodiments of the present invention achieve the following technical effects: because the guide groove is formed in the periphery of the copper sleeve, when the control adjusting pin is separated from the guide groove, the hand wheel is separated from the screw rod, so that idle running of the hand wheel is realized when the hand wheel is rotated, the oil drain gate cannot be opened by controlling the screw rod through the hand wheel, and the anti-theft purpose is realized. Compared with the prior art, the anti-theft device adopting the magnetic lock type anti-theft tool has the advantages that the anti-theft effect is realized through mechanical control, the structure is simple, the anti-theft failure caused by the demagnetization of the anti-theft tool is avoided, the safety of the oil drain gate is ensured, the crude oil is prevented from being stolen, and the normal production of the crude oil in the oil field is ensured.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the orientation words such as "front, back, up, down, left, right", "horizontal, vertical, horizontal" and "top, bottom" etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and in the case of not making a contrary explanation, these orientation words do not indicate and imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be interpreted as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and if not stated otherwise, the terms have no special meaning, and therefore, the scope of the present invention should not be construed as being limited.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an anti-theft device for prevent burglary to the oil drain gate of oil storage tank, its characterized in that, anti-theft device includes:

the screw rod (10) is connected with the oil drain gate;

the hand wheel (20) is connected with the screw rod (10), and the hand wheel (20) can be rotatably arranged to operate the screw rod (10) to open or close the oil drain gate;

the copper sleeve (30) is detachably connected with the screw rod (10), and a guide groove (31) is formed in the periphery of the copper sleeve (30);

an adjusting pin (40) arranged in the guide groove (31), wherein the adjusting pin (40) is movably arranged relative to the radial direction of the copper sleeve (30) so that at least part of the adjusting pin (40) enters the guide groove (31) or is removed from the guide groove (31); when the adjusting pin (40) is pulled out of the guide groove (31), the hand wheel (20) is separated from the screw rod (10).

2. The anti-theft device according to claim 1, further comprising:

the protective shell (50) is connected with the oil drain gate, at least part of the screw rod (10) penetrates through the protective shell (50), the adjusting pin (40) is located in the protective shell (50), and an operating hole (51) is formed in the protective shell (50);

the switch handle (60) is connected with the adjusting pin (40) through the operation hole (51), and the switch handle (60) is pressed to drive the adjusting pin (40) to move along the vertical direction.

3. The anti-theft device according to claim 2, further comprising:

the elastic piece (70) is sleeved on the periphery of the adjusting pin (40) and used for driving the adjusting pin (40) to reset after the adjusting pin (40) is pressed down;

the connecting body (80) is sleeved on the periphery of the screw rod (10), and the outer wall surface of the connecting body (80) is fixedly connected with the protective shell (50).

4. Anti-theft device according to claim 3, characterized in that said connection body (80) is connected to said protective casing (50) by means of a fastener.

5. The anti-theft device according to claim 3, further comprising a copper sheathing back cap (32), one end of the copper sheathing back cap (32) being connected to the copper sheathing (30), the other end of the copper sheathing back cap (32) being fixedly connected to the connecting body (80).

6. Anti-theft device according to claim 3, characterized in that it further comprises a base (71), said elastic element (70) being connected to said connecting body (80) through said base (71).

7. Anti-theft device according to claim 6, characterized in that said elastic element (70) is screwed to said base (71).

8. Anti-theft device according to claim 7, characterized in that said base (71) is welded to said connecting body (80).

9. Anti-theft device according to any one of claims 2 to 8, characterized in that the connection between the protective casing (50) and the oil drain gate is by means of fasteners.

10. The anti-theft device according to any one of claims 1 to 8, characterized in that the copper sleeve (30) is screwed to the screw (10).