CN117889258B

CN117889258B - Intelligent anti-theft water type fire hydrant and fire valve

Info

Publication number: CN117889258B
Application number: CN202410291853.9A
Authority: CN
Inventors: 叶孙瑜; 王新春; 吴金永; 童铭�
Original assignee: Annaite Fire Equipment Co ltd
Current assignee: Annaite Fire Equipment Co ltd
Priority date: 2024-03-14
Filing date: 2024-03-14
Publication date: 2024-05-31
Anticipated expiration: 2044-03-14
Also published as: CN117889258A

Abstract

The invention relates to the field of valves, in particular to an intelligent anti-theft water hydrant and a fire valve. Wherein, this fire hydrant includes fire control valve, the body of a plug and theftproof cap. The side wall of the bolt body is communicated with a branch passage, and the branch passage comprises a water baffle which is movably embedded with the other end of the branch passage, a return spring which is used for connecting the water baffle with the branch passage, and a push rod and a glass cover body, wherein one end of the push rod passes through the return spring and is connected with the water baffle. The branch passage is provided with a through hole, the other end of the ejector rod is inserted into the through hole, and the glass cover body is abutted to the ejector rod and connected with the through hole. The anti-theft cap is fixedly arranged at the top of the bolt body, the anti-theft cap comprises a movable cover body and an electric control lock, the top of the anti-theft cap is provided with an opening, one side of the movable cover body is hinged to the opening, the electric control lock is arranged in the anti-theft cap and is clamped with the movable cover body, and the control device controls the electric control lock through signal connection so as to control the opening and closing of the movable cover body. The invention not only can play a role in theft prevention, but also can be used for checking the tightness of the valve.

Description

Intelligent anti-theft water type fire hydrant and fire valve

Technical Field

The invention relates to the field of valves, in particular to an intelligent anti-theft water hydrant and a fire valve.

Background

The existing anti-theft fire hydrant usually selects a cover with an alarm function to fix a water outlet, when someone opens, an alarm signal is sent to a remote fire hydrant management terminal, the theft prevention arranged outside is easy to damage, and the sensitivity and the service life of the anti-theft device are reduced due to the fact that the anti-theft fire hydrant is exposed to the air, the ambient temperature and the weather are changeable, so that a fire valve with the anti-theft function arranged inside the fire hydrant is needed.

Disclosure of Invention

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention may be realized and attained by the structure particularly pointed out in the written description and drawings hereof.

The invention aims to overcome the defects and provide an intelligent anti-theft water hydrant and a fire valve, which have the advantages of internal anti-theft alarm, automatic locking and anti-theft after detection and simple structure.

To achieve the above object, in a first aspect, the present invention provides an intelligent anti-theft fire valve, comprising a valve installed in a fire hydrant, the valve being coaxially disposed with the fire hydrant. The valve comprises a first water baffle disc, a screw rod connected with the first water baffle disc, a second water baffle disc and a connecting strip. The first water baffle disc and the second water baffle disc are connected through a plurality of connecting strips. The bottom of the first water baffle disc is provided with a pressure sensor, the pressure sensor is connected with a remote alarm device and a control device for controlling the pressure sensor to be opened and closed, and after the pressure sensor in an opened state detects a target pressure value, a signal is sent to start the remote alarm device to send an alarm signal to a remote hydrant management terminal. The second water baffle plate comprises a limit column and a movable ball, wherein the two sides of the movable ball are provided with convex blocks, the middle part of the movable ball is provided with a hole in a penetrating way, the movable ball is arranged in the limit column, the convex blocks penetrate out of the side wall of the limit column, the second water baffle plate moves upwards to enable the convex blocks to rotate under the action of the inner wall of the fire hydrant, and then the movable ball is driven to rotate to realize the opening and closing control of the second water baffle plate.

In some embodiments, a telescoping member is disposed within the first water blocking disc, and after reaching a target pressure value, the pressure sensor activates the telescoping member, which extends from the sidewall of the first water blocking disc and engages the sidewall of the hydrant.

In some embodiments, the valve further comprises a rack, the rack is disposed in the hydrant, a limiting groove is disposed on an outer side wall of the limiting post, the bump penetrates through the bottom of the limiting groove, and the second water blocking disc moves upwards to enable the rack to enter the limiting groove to be meshed with the bump.

In a second aspect, the present invention provides a fire hydrant comprising a fire valve and hydrant body as described above. The side wall of the plug body is communicated with a branch passage, and in an initial state, one end of the branch passage is blocked by one end of the valve, and the other end of the branch passage is communicated with the interior of the valve. The branch passage comprises a water baffle plate movably embedded with the other end of the branch passage, a return spring connected with the water baffle plate and the branch passage, a push rod with one end penetrating through the return spring and connected with the water baffle plate, and a glass cover body, wherein the branch passage is provided with a through hole, the other end of the push rod is inserted into the through hole, and the glass cover body is abutted against the push rod and connected with the through hole.

In some embodiments, a rotating component is arranged at the top of the bolt body, the rotating component is in threaded connection with the screw rod, and the rotating component is rotated to enable the screw rod to translate.

In some embodiments, the plug body includes a switch section and a drain section, the bottom area of the drain section is larger than the bottom area of the switch section, a clamping groove is formed in the switch section, and when the pressure sensor detects the target pressure value, the first water blocking disc is clamped with the clamping groove.

In some embodiments, the side-stream channel is provided with a drain pipe.

In some embodiments, the fire hydrant further comprises a theft-proof cap, the theft-proof cap is fixedly arranged at the top of the bolt body, one end of the screw is positioned in the theft-proof cap, the theft-proof cap comprises a movable cover body and an electric control lock, the top of the theft-proof cap is provided with an opening for the screw to enter and exit, one side of the movable cover body is hinged at the opening, the electric control lock is arranged in the theft-proof cap and is clamped with the movable cover body, and the control device controls the electric control lock through signal connection so as to control the opening and closing of the movable cover body.

In some embodiments, the anti-theft cap further comprises an emergency button, a limiting assembly and a micro switch, wherein a mechanical deflector rod is arranged at the bottom of the electric control lock, the emergency button penetrates through the side wall of the anti-theft cap and corresponds to the mechanical deflector rod, the emergency button is pressed to enable the mechanical deflector rod to move so as to open the electric control lock, the limiting assembly is arranged on one side of the emergency button, and the micro switch is arranged on the other side of the emergency button.

In some embodiments, the control device is provided on a side wall of the plug.

By adopting the technical scheme, the invention has the beneficial effects that:

1. According to the invention, by arranging the double-layer valve, the pressure sensor in the valve is separated from water in a standby state, and then the second water retaining disk is utilized to move away from the water drainage along with the valve, so that the selection precision of the pressure sensor is reduced, and the manufacturing cost of the pressure sensor is further reduced; the pressure sensor can be triggered only when the valve moves, so that false alarm is avoided; the firefighter unlocks the valve by controlling the opening and closing of the pressure sensor, so that the anti-theft function in the pipeline is realized.

2. According to the invention, the telescopic rod is arranged, the driving motor of the telescopic rod is linked with the pressure sensor, so that the valve can not be communicated while alarming, the phenomenon that the theft is finished after a firefighter arrives at the scene is avoided, and the automatic locking alarming function is realized.

3. The rack is meshed with the convex block, so that the second water baffle disc is communicated, the structure is simple, and the manufacturing cost is low; the NFC is selected to control the pressure sensor to be turned on or off, so that the difficulty of theft is increased.

4. According to the invention, the fire hydrant with the branch passage and the water baffle are arranged, before the fire hydrant is used, the glass cover body is smashed, the baffle is returned, the valve can be continuously moved upwards for communication, the glass cover body is difficult to recover, and a part of embezzling personnel which is temporarily raised can be psychologically dissuaded; if the cover body is not broken first, the valve is moved, the water baffle can be blocked, the valve can not move, water flows first enter the branch passage, and then water is injected into a space formed by the first water baffle disc, the second water baffle disc and the inside of the fire hydrant until the water flows contact the pressure sensor to start the alarm device. The fire hydrant can not only play a role in theft prevention, but also can be used for checking the tightness of the valve, and is convenient for on-line detection. The fire cap is arranged to protect the screw rod and simultaneously carry out secondary monitoring and theft prevention on the fire hydrant, so that the theft prevention performance is enhanced.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.

It is apparent that these and other objects of the present invention will become more apparent from the following detailed description of the preferred embodiments, which is to be read in connection with the accompanying drawings and figures.

The foregoing and other objects, features and advantages of the invention will be apparent from the following more particular description of the preferred embodiments, as illustrated in the accompanying drawings.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention, without limitation to the invention.

In the drawings, like parts are designated with like reference numerals and are illustrated schematically and are not necessarily drawn to scale.

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are only one or several embodiments of the invention, and that other drawings can be obtained according to such drawings without inventive effort to a person skilled in the art.

FIG. 1 is a side sectional view of an intelligent anti-theft hydrant in a closed state;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is a side sectional view of an intelligent anti-theft hydrant according to the present invention in an open state;

FIG. 4 is an enlarged view of a portion of FIG. 3 at B;

FIG. 5 is a schematic view of a fire valve according to the present invention;

FIG. 6 is a partial sectional view of a fire valve according to the present invention;

FIG. 7 is a schematic view of the external structure of an intelligent anti-theft hydrant according to the present invention;

FIG. 8 is a schematic view of a water deflector structure of an intelligent anti-theft hydrant according to the present invention;

FIG. 9 is a schematic view of another external construction of an intelligent anti-theft hydrant according to the present invention;

FIG. 10 is a sectional view showing the internal structure of an anti-theft cap of an intelligent anti-theft hydrant according to the present invention;

FIG. 11 is a view of the bottom of an anti-theft cap of an intelligent anti-theft hydrant according to the present invention.

The main reference numerals illustrate:

1. A valve;

11. A screw;

12. A first water blocking disc;

121. A pressure sensor;

123. a control device;

124. a telescoping member;

13. a second water baffle plate;

131. a limit column;

131a, limit grooves;

132. a movable ball;

132a, 132 b;

14. A connecting strip;

15. a rack;

2. a bolt body;

21. a tributary passage;

211. A water baffle;

212. A return spring;

213. a push rod;

214. A glass cover;

215. a through hole;

216. a drain pipe;

22. A rotating assembly;

23. a switching section;

231. A clamping groove;

24. and a hydrophobic section.

3. An anti-theft cap;

31. a movable cover;

32. an electric control lock;

321. A mechanical deflector rod;

33. an emergency button;

34. a limit component;

35. and a micro-switch.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail with reference to the following detailed description. It should be understood that the detailed description is presented merely to illustrate the invention, and is not intended to limit the invention.

In addition, in the description of the present invention, it should be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. However, it is noted that direct connection indicates that the two bodies connected together do not form a connection relationship through a transition structure, but are connected together to form a whole through a connection structure. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.

Example 1

In a first aspect, the present invention provides a technical solution: a fire valve comprises a valve 1 which is installed in a fire hydrant and is arranged coaxially with the fire hydrant.

Referring to fig. 5, the valve 1 includes a screw 11, a first water blocking disc 12, a second water blocking disc 13, and a connection bar 14.

The screw 11 is connected with the first water baffle disc 12, the first water baffle disc 12 and the second water baffle disc 13 are connected through a plurality of connecting strips 14, the connecting strips 14 are arranged along the circumference of the first water baffle disc 12 and the second water baffle disc 13, and a space is reserved in the middle to enable water to flow out from the space between the connecting strips 14.

Referring to fig. 1-2, a pressure sensor 121 is disposed at the bottom of the first water blocking disc 12, and the pressure sensor 121 is connected with a remote alarm device and a control device 123 for controlling the opening and closing of the pressure sensor. Referring to fig. 7, the control device 123 may be an NFC card swiping module, where the NFC card swiping module is disposed at the top end of the screw 11; bluetooth control device integrated with remote alarm device; referring to fig. 6, a telescopic member 124 is disposed in the first water blocking disc 12, the telescopic member 124 is a driving motor connected to two electric telescopic rods, and a remote alarm device is disposed above the telescopic member 124. After the pressure sensor 121 in the on state detects the target pressure value, a signal is sent to start the remote alarm device to send an alarm signal to the remote hydrant management terminal; meanwhile, the pressure sensor 121 activates the expansion member 124, the expansion member 124 extends from the sidewall of the first water blocking disc 12 and is clamped with the sidewall of the fire hydrant, a clamping groove 231 for clamping the expansion member 124 can be arranged on the sidewall of the fire hydrant, and after the pressure sensor 121 detects the target pressure value, the expansion member 124 in the first water blocking disc 12 extends to be clamped with the clamping groove 231.

Referring to fig. 5 to 6, the second water blocking tray 13 includes a stopper post 131 and a movable ball 132. The two sides of the movable ball 132 are provided with a bump 132a and the middle part is provided with an opening 132b in a penetrating way, the movable ball 132 is arranged in the limit post 131, the bump 132a penetrates out of the side wall of the limit post 131, namely, the outer side wall of the limit post 131 is provided with a limit groove 131a, the bump 132a penetrates through the bottom of the limit groove 131a, meanwhile, the inner wall of the fire hydrant is provided with a rack 15, and referring to fig. 3-4, the second water baffle disc 13 moves upwards to enable the rack 15 to enter the limit groove 131a to be meshed with the bump 132a, so that the bump 132a can rotate under the action of the inner wall of the fire hydrant in the upward moving process of the second water baffle disc 13, and the movable ball 132 is driven to rotate to realize the opening and closing control of the second water baffle disc 13.

In a second aspect, the invention provides an intelligent anti-theft water hydrant based on the fire valve, which comprises the fire valve 1 and a hydrant body 2.

Referring to fig. 7, the plug body 2 includes a switch section 23 and a drain section 24, the bottom area of the drain section 24 is larger than the bottom area of the switch section 23, and after the first water baffle disc 12 extends into the drain section 24, water flows out from the gap between the connecting strips 14, so as to realize penetration of the valve 1. The side wall of the plug body 2 is communicated with a branch passage 21, a drain pipe 216 is arranged at the bottom of the branch passage 21, and the drain pipe 216 can be any movable opened pipeline. In the initial state, one end of the valve 1 blocks one end of the branch passage 21, and the other end of the branch passage 21 communicates with the inside of the valve 1.

Referring to fig. 7 to 8, the branch passage 21 includes a water baffle 211, a return spring 212, a push rod 213, and a glass cover 214. The baffle 211 is movably embedded with the other end of the branch passage 21, the return spring 212 connects the baffle 211 with the branch passage 21, one end of the push rod 213 passes through the return spring 212 to be connected with the baffle 211, a through hole 215 is arranged on the branch passage 21, the other end of the push rod 213 is inserted into the through hole 215, and the glass cover 214 is abutted against the push rod 213 and is in threaded connection with the through hole 215. The top of the bolt body 2 is provided with a rotating component 22, the rotating component 22 can realize autorotation, the rotating component 22 is in threaded connection with the screw 11, and the rotating component 22 is rotated to enable the screw 11 to translate.

Before using, the NFC card or Bluetooth device is used for closing the pressure sensor 121, the glass cover 214 on one side is broken to enable the ejector rod 213 to extend, the return spring 212 is reset, and the water baffle 211 is embedded into the tributary channel 21; then the screw 11 is rotated to enable the fire valve 1 to move upwards, the convex block 132a is meshed with the rack 15 to rotate so as to enable the second water baffle disc 13 to be communicated, the water continues to move until the first water baffle disc 12 enters the water drainage area, and water flow enters the water outlet of the fire hydrant from the gap between the connecting strips 14. If the theft phenomenon occurs, the user breaks the glass cover 214 to retract the water baffle 211, and the pressure sensor 121 is pressed to give an alarm; if the user first uses an external tool to screw the screw 11, water flows from the branch passage 21 between the two water retaining plates, after the water flows contact the pressure sensor 121, the sensor sends an alarm signal, and simultaneously starts the telescopic member 124 to be clamped into the clamping groove 231, at this time, the screw 11 cannot be continuously screwed, and the reset is difficult.

Example 2

The difference between this embodiment and embodiment 1 is that: the control device 123 in this embodiment is disposed on the side wall of the plug body 2, specifically as follows:

referring to fig. 9, the hydrant further comprises a burglarproof cap 3, the burglarproof cap 3 is fixedly arranged at the top of the hydrant body 2, and one end of the screw 11 is positioned in the burglarproof cap 3.

Referring to fig. 10-11, the anti-theft cap 3 includes a movable cover 31, an electric control lock 32, an emergency button 33, a limit assembly 34, and a micro switch 35. The top of the anti-theft cap 3 is provided with an opening for the screw 11 to enter and exit, one side of the movable cover body 31 is hinged at the opening, the electric control lock 32 is arranged in the anti-theft cap 3 and is clamped with the movable cover body 31, and the electric control lock 32 can be an on-off lock controlled by electric control. The control device 123 is connected with the electric control lock 32 and the pressure sensor 121 through signals, at this time, the control device 123 is arranged on the side wall of the plug body 2, and the control device 123 can be started in the modes of fingerprint, card swiping, code scanning and the like when water is taken, so that the opening and closing of the movable cover body 31 and the opening and closing of the pressure sensor 121 are controlled. The bottom of the electric control lock 32 is provided with a mechanical deflector rod 321, the emergency button 33 penetrates through the side wall of the anti-theft cap 3 and corresponds to the mechanical deflector rod 321, the emergency button 33 is pressed to enable the mechanical deflector rod 321 to move so as to open the electric control lock 32, a bulge is arranged on one side, close to the mechanical deflector rod 321, of the emergency button 33, the limiting component 34 is arranged on one side of the emergency button 33, one end of the limiting component 34 is abutted to the bulge, the bulge is dislocated after the emergency button 33 is stirred, the limiting component 34 is clamped into the rear side of the bulge, the limiting function is achieved on the emergency button 33, and the movable cover 31 is prevented from being covered again. The micro switch 35 is arranged on the other side of the emergency button 33, the emergency button 33 toggles the micro switch 35 in the pressing process, and the micro switch 35 transmits the movement condition of the emergency button 33 to the remote hydrant management terminal, so that a manager can reset in time after a fire.

Working principle: when a fire is encountered, the anti-theft cap 3 is opened through the identity recognition of the control device 123, the pressure sensor is closed, or the emergency button 33 is pressed to open the movable cover 31 in an emergency, then the glass cover 214 is broken, and the screw 11 is screwed to drain water.

It is to be understood that the disclosed embodiments are not limited to the specific process steps or materials disclosed herein, but are intended to extend to equivalents of such features as would be understood by one of ordinary skill in the relevant arts. It is also to be understood that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting.

Reference in the specification to "an embodiment" means that a particular feature, or characteristic, described in connection with the embodiment is included in at least one embodiment of the invention. Thus, appearances of the phrase or "an embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment.

Furthermore, the described features or characteristics may be combined in any other suitable manner in one or more embodiments. In the above description, certain specific details are provided, such as thicknesses, numbers, etc., to provide a thorough understanding of embodiments of the invention. One skilled in the relevant art will recognize, however, that the invention can be practiced without one or more of the specific details, or with other methods, components, materials, etc.

Claims

1. The fire control valve is characterized by comprising a valve (1) arranged in a fire hydrant, wherein the valve (1) is coaxially arranged with the fire hydrant, the valve (1) comprises a screw (11), a first water baffle disc (12), a second water baffle disc (13) and connecting strips (14), the screw (11) is connected with the first water baffle disc (12), and the first water baffle disc (12) and the second water baffle disc (13) are connected through a plurality of the connecting strips (14);

the bottom of the first water baffle disc (12) is provided with a pressure sensor (121), the pressure sensor (121) is connected with a remote alarm device and a control device (123) for controlling the remote alarm device to be opened and closed, and after the pressure sensor (121) in an opened state detects a target pressure value, a signal is sent to start the remote alarm device to send an alarm signal to a remote hydrant management terminal;

The second water baffle disc (13) comprises a limit column (131) and a movable ball (132), wherein two sides of the movable ball (132) are provided with a lug (132 a) and an opening (132 b) is penetrated in the middle of the movable ball, the movable ball (132) is arranged in the limit column (131), the lug (132 a) penetrates out of the side wall of the limit column (131), the second water baffle disc (13) moves upwards to enable the lug (132 a) to rotate under the action of the inner wall of the fire hydrant, and the movable ball (132) is driven to rotate to realize the opening and closing control of the second water baffle disc (13);

A telescopic piece (124) is arranged in the first water baffle disc (12), after reaching a target pressure value, the pressure sensor (121) starts the telescopic piece (124), and the telescopic piece (124) extends out of the side wall of the first water baffle disc (12) and is clamped with the side wall of the fire hydrant;

The valve (1) further comprises a rack (15), the rack (15) is arranged in the fire hydrant, a limiting groove (131 a) is formed in the outer side wall of the limiting column (131), the protruding block (132 a) penetrates through the bottom of the limiting groove (131 a), and the second water blocking disc (13) moves upwards to enable the rack (15) to enter the limiting groove (131 a) to be meshed with the protruding block (132 a).

2. An intelligent anti-theft water hydrant, which comprises a fire valve as claimed in claim 1 and is characterized by comprising a hydrant body (2), wherein a side wall of the hydrant body (2) is communicated with a branch passage (21), one end of the valve (1) is blocked at one end of the branch passage (21) in an initial state, and the other end of the branch passage (21) is communicated with the interior of the valve (1);

The branch flow channel (21) comprises a water baffle (211), a return spring (212), a push rod (213) and a glass cover body (214), wherein the water baffle (211) is movably embedded with the other end of the branch flow channel (21), the return spring (212) is connected with the water baffle (211) and the branch flow channel (21), one end of the push rod (213) penetrates through the return spring (212) to be connected with the water baffle (211), a through hole (215) is formed in the branch flow channel (21), the other end of the push rod (213) is inserted into the through hole (215), and the glass cover body (214) abuts against the push rod (213) and is connected with the through hole (215).

3. An intelligent anti-theft hydrant according to claim 2, characterized in that the top of the hydrant body (2) is provided with a rotating assembly (22), the rotating assembly (22) is in threaded connection with the screw (11), and the screw (11) is translated by rotating the rotating assembly (22).

4. The intelligent anti-theft water hydrant according to claim 2, wherein the hydrant body (2) comprises a switch section (23) and a drain section (24), the bottom area of the drain section (24) is larger than that of the switch section (23), a clamping groove (231) is formed in the switch section (23), and after the pressure sensor (121) detects a target pressure value, the first water blocking disc (12) is clamped with the clamping groove (231).

5. An intelligent anti-theft hydrant according to claim 2, characterized in that the branch passage (21) is provided with a drain pipe (216).

6. The intelligent anti-theft water hydrant according to claim 2, further comprising an anti-theft cap (3), wherein the anti-theft cap (3) is fixedly arranged at the top of the bolt body (2), one end of the screw rod (11) is positioned in the anti-theft cap (3), the anti-theft cap (3) comprises a movable cover body (31) and an electric control lock (32), an opening for the screw rod (11) to enter and exit is formed in the top of the anti-theft cap (3), one side of the movable cover body (31) is hinged at the opening, the electric control lock (32) is arranged in the anti-theft cap (3) and is clamped with the movable cover body (31), and the control device (123) controls the electric control lock (32) through signal connection so as to control the opening and closing of the movable cover body (31).

7. The intelligent anti-theft hydrant according to claim 6, characterized in that the anti-theft cap (3) further comprises an emergency button (33), a limiting component (34) and a micro switch (35), a mechanical deflector rod (321) is arranged at the bottom of the electric control lock (32), the emergency button (33) penetrates through the side wall of the anti-theft cap (3) to correspond to the mechanical deflector rod (321), the emergency button (33) is pressed to enable the mechanical deflector rod (321) to move so as to open the electric control lock (32), the limiting component (34) is arranged on one side of the emergency button (33), and the micro switch (35) is arranged on the other side of the emergency button (33).

8. An intelligent anti-theft hydrant according to claim 7, characterized in that the control device (123) is provided on the side wall of the hydrant body (2).