CN111029916A

CN111029916A - Power equipment keeps apart safety seal device

Info

Publication number: CN111029916A
Application number: CN201911411123.3A
Authority: CN
Inventors: 蔡鹏涛
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-04-17

Abstract

The invention relates to the technical field of electric power, in particular to an isolation safety sealing device for electric power equipment, which comprises at least two unit shells which are installed in series through bolts, wherein the end parts of the unit shells are fixedly provided with outer sealing covers through the bolts, and the outer sealing covers are fixedly provided with cable butt joint sealing rubber tubes which are sleeved on the outer sides of cables through screws. The beneficial effects are that: the device's main part has adopted the mounting means that the combination was assembled, consequently can carry out volumetric adjustment according to the needs that use, thereby can realize carrying out quick dilatation to electric power system under the condition that original power equipment mounted position does not change, the effectual degree of difficulty and the cost of reforming transform to electric power system that has reduced, the device not only can play the good sealed effect to electric power equipment, and can provide good insulating effect, the device can also ensure that electric power equipment is in the further risk that has reduced the electric power accident and takes place of operation in normal operating temperature all the time simultaneously.

Description

Power equipment keeps apart safety seal device

Technical Field

The invention relates to the technical field of electric power, in particular to an isolation safety sealing device for electric power equipment.

Background

In the using process of the power equipment, power accidents are easily caused by water inflow or the breakage of the insulating layer, so that serious economic loss is caused. Therefore, in order to guarantee the stability of the operation of the power grid, the power equipment needs to be protected, the power equipment is protected by adopting simple equipment such as a power cabinet, but the equipment still cannot avoid dust and water vapor from interfering the normal operation of the power equipment and cannot provide a good protection effect. The internal volume of the existing partially-sealed electric power identification protection device is constant, so that whether purchasing models are matched or not needs to be additionally noticed when the device is used, the rapid internal volume adjustment is difficult to be effectively carried out according to the change of the quantity of electric power equipment in a power grid, and the trouble that the protection device needs to be additionally replaced and the installation position of the original electric power equipment is greatly changed when an electric power system is expanded is caused.

If the novel sealing device can well protect the power equipment and can quickly adjust the internal space according to the using number of the power equipment, the problems can be effectively solved by the novel sealing device meeting the subsequent capacity expansion requirement of a power system, and the power equipment isolation safety sealing device is provided for the novel sealing device.

Disclosure of Invention

The invention aims to provide an isolation and safety sealing device for electrical equipment, which solves the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a power equipment isolation safety sealing device comprises at least two unit shells which are installed in series through bolts, wherein outer sealing covers are fixedly installed at the end parts of the unit shells through the bolts, cable butt joint sealing rubber tubes which are sleeved on the outer sides of cables are fixedly installed on the outer sealing covers through screws, and plastic frames which are used for fixing power equipment are installed inside the unit shells through the bolts;

the front end of the unit shell is fixedly provided with a sealing plate through a bolt, the outer side of the outer sealing cover is integrally formed with a hanging protrusion used for hanging a lifting rope during hoisting, the rear end of the unit shell is fixedly provided with a mounting seat through a bolt, a controller is fixedly arranged on the mounting seat, an air inlet pump and an air exhaust pump are fixedly arranged on the mounting seat through bolts, the output end of the air inlet pump and the input end of the air exhaust pump are connected through a circulating pipe arranged in the cavity in the unit shell, the air inlet end of the air inlet pump is connected to the air inlet end of an external circulating airflow supply device through a pipeline, and the air outlet end of the air exhaust pump is connected to the air inlet end of the external circulating airflow supply device through a pipeline;

the rear end of unit casing has temperature detection sensor and atmospheric pressure to detect the sensor through bolt fixed mounting, and the upper end integrated into one piece of unit casing has the benefit trachea that is used for the inside and outside insulating gas supply equipment of intercommunication unit casing, the top link that is used for connecting external equipment is installed in the upper end welding of unit casing, and the controller passes through wire electric connection temperature detection sensor, atmospheric pressure detection sensor, air intake pump and air discharge pump respectively.

Preferably, the closing plate is provided with an observation window, the observation window is provided with transparent pressure glass convenient for observation, and the closing plate is welded with a pull handle.

Preferably, strutting arrangement is installed to the below of unit casing, and strutting arrangement includes the support frame, integrated into one piece has the docking post on the support frame, and compresses tightly fixed docking post through fastening knob on the unit casing, the below integrated into one piece of support frame has the guide bar, and cup joints on the guide bar and install the sleeve pipe, sheathed tube bottom welded mounting has the base, be linear array on the guide bar and seted up at least three locating hole, and the spiro union install with the fixed knob of locating hole grafting on the guide bar on the sleeve pipe.

Preferably, the controller is an S7-200 PLC device, and the air supplement pipe is fixedly provided with an electromagnetic valve electrically connected with the controller.

Preferably, the outer sealing cover is integrally formed with an auxiliary connecting arm fixed with the outside, and the circulating pipe is provided with at least three auxiliary heat exchange fins for heat conduction in a circumferential array welding manner.

Compared with the prior art, the invention has the beneficial effects that:

1. the main body of the device adopts a combined and assembled installation mode, so that the volume can be adjusted according to the use requirement, the rapid capacity expansion of the power system can be realized under the condition that the installation position of the original power equipment is not changed, and the difficulty and the cost of the transformation of the power system are effectively reduced;

2. the device not only can play the good sealed effect to power equipment, can provide good insulating effect moreover, and the device can also realize the automatic adjustment to inside temperature with the cooperation of outside constant temperature air current supply equipment simultaneously to ensure that power equipment is in the further risk that has reduced the electric power accident and takes place of operation in normal operating temperature always, have very high practical value.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a side view of the structure of the present invention;

FIG. 3 is a cross-sectional view of the structure of the present invention;

fig. 4 is a schematic structural diagram of the supporting device of the present invention.

In the figure: 1. a unit case; 2. a support device; 201. butting columns; 202. a support frame; 203. a guide bar; 204. fixing the screw button; 205. a sleeve; 206. a base; 3. pulling a handle; 4. a closing plate; 5. a top connecting frame; 6. a suspension protrusion; 7. an auxiliary connecting arm; 8. the cable is butted with the sealing rubber tube; 9. an outer cover; 10. fastening a screw button; 11. a gas supplementing pipe; 12. a temperature detection sensor; 13. an air pressure detection sensor; 14. an intake pump; 15. an exhaust pump; 16. a mounting seat; 17. a controller; 18. an auxiliary heat exchanger fin; 19. a circulation pipe; 20. and (4) an observation window.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments obtained by those skilled in the art without creative efforts based on the technical solutions of the present invention belong to the protection scope of the present invention.

Referring to fig. 1 to 4, the present invention provides a technical solution: a power equipment isolation safety sealing device comprises at least two unit shells 1 which are installed in series through bolts, wherein the end parts of the unit shells 1 are fixedly provided with outer sealing covers 9 through the bolts, cable butt sealing rubber tubes 8 which are sleeved on the outer sides of cables are fixedly installed on the outer sealing covers 9 through screws, and plastic frames for fixing power equipment are installed inside the unit shells 1 through the bolts;

the front end of the unit shell 1 is fixedly provided with a closing plate 4 through a bolt, the outer side of an outer sealing cover 9 is integrally formed with a hanging projection 6 used for hanging a lifting rope during hoisting, the rear end of the unit shell 1 is fixedly provided with a mounting seat 16 through a bolt, a controller 17 is fixedly arranged on the mounting seat 16, an air inlet pump 14 and an air outlet pump 15 are fixedly arranged on the mounting seat 16 through bolts, the output end of the air inlet pump 14 and the input end of the air outlet pump 15 are connected through a circulating pipe 19 arranged in the inner cavity of the unit shell 1, the air inlet end of the air inlet pump 14 is connected to the air inlet end of an external circulating air flow supply device through a pipeline, and the air outlet end of the air outlet pump 15 is connected to the air inlet end of the external circulating;

the rear end of the unit shell 1 is fixedly provided with a temperature detection sensor 12 and a pressure detection sensor 13 through bolts, the upper end of the unit shell 1 is integrally formed with an air supply pipe 11 for communicating the inside of the unit shell 1 with external insulating gas supply equipment, the upper end of the unit shell 1 is welded with a top connecting frame 5 for connecting external equipment, a controller 17 is respectively and electrically connected with the temperature detection sensor 12, the pressure detection sensor 13, an air inlet pump 14 and an air exhaust pump 15 through leads, the controller 17 is an S7-200 type PLC device, and the air supply pipe 11 is fixedly provided with an electromagnetic valve electrically connected with the controller 17;

an observation window 20 is arranged on the sealing plate 4, transparent pressure glass convenient for observation is arranged on the observation window 20, a pull handle 3 is welded and arranged on the sealing plate 4, an auxiliary connecting arm 7 fixed with the outside is integrally formed on the outer sealing cover 9, at least three auxiliary heat exchange fins 18 used for heat conduction are welded and arranged on the circulating pipe 19 in a circumferential array mode, a supporting device 2 is arranged below the unit shell 1, the supporting device 2 comprises a supporting frame 202, a butt-joint column 201 is integrally formed on the supporting frame 202, the unit shell 1 is tightly pressed and fixed with the butt-joint column 201 through a fastening screw button 10, a guide rod 203 is integrally formed below the supporting frame 202, a sleeve pipe 205 is sleeved and arranged on the guide rod 203, a base 206 is welded and arranged at the bottom of the sleeve pipe 205, at least three positioning holes are formed in a linear array mode on the guide rod 203, and a fixing screw button 204 fixed with the positioning holes in the guide.

The working principle is as follows: when the device uses, the unit casing 1 of corresponding quantity is installed through the bolt series connection to the quantity of the equipment that can install as required to utilize outer closing cap 9 to seal thereby providing sufficient equipment installation space at the tip of unit casing 1, then send into the inner chamber of unit casing 1 with the power equipment of required installation by the opening part that corresponds with outer closing plate 4, later with power equipment and the plastic frame fixed mounting who is located unit casing 1, penetrate the unit casing 1 in with external cable in the sealed rubber tube 8 of cable butt joint this moment and carry out electric connection with corresponding power equipment's wiring pin. Then fill sulfur hexafluoride insulating gas into the inner cavity of the unit housing 1 through the air supply pipe 11, thereby providing good insulating ability and avoiding power accidents, and the device can also provide circulating gas through the circulating pipe 19 to maintain the temperature inside the unit housing 1, when in use, the controller 17 judges whether the temperature inside the unit housing 1 needs to be controlled through the temperature detection sensor 12, when the temperature needs to be controlled, the air inlet pump 14 and the air exhaust pump 15 start to work and send the constant temperature air flow provided by external equipment into the circulating pipe 19, the constant temperature gas in the circulating pipe 19 can exchange heat with the insulating gas in the unit housing 1 through the outer wall of the circulating pipe 19 and the auxiliary heat exchange fins 18, thereby maintaining the temperature stability of the insulating gas in the unit housing 1. The device using-way is simple, can be effectual seal the protection to power equipment to improve power equipment's weatherability, reduce the emergence of electric power accident, and self can be quick assemble the shaping, easily install and dismantle according to the use needs, consequently have very high practical value.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a power equipment keeps apart safety seal device which characterized in that: the cable butt-joint sealing rubber pipe comprises at least two unit shells (1) which are installed in series through bolts, wherein an outer sealing cover (9) is fixedly installed at the end part of each unit shell (1) through the bolts, a cable butt-joint sealing rubber pipe (8) which is sleeved on the outer side of a cable is fixedly installed on each outer sealing cover (9) through a screw, and a plastic frame for fixing power equipment is installed inside each unit shell (1) through the bolts;

the front end of the unit shell (1) is fixedly provided with a sealing plate (4) through a bolt, and the outer side of the outer sealing cover (9) is integrally formed with a hanging bulge (6) used for hanging a lifting rope during hoisting, the rear end of the unit shell (1) is fixedly provided with a mounting seat (16) through a bolt, a controller (17) is fixedly arranged on the mounting seat (16), an air inlet pump (14) and an exhaust pump (15) are fixedly arranged on the mounting seat (16) through bolts, and the output end of the air inlet pump (14) is connected with the input end of the exhaust pump (15) through a circulating pipe (19) arranged in the inner cavity of the unit shell (1), the air inlet end of the air inlet pump (14) is connected to the air inlet end of the external circulating airflow supply device through a pipeline, the air outlet end of the exhaust pump (15) is connected to the air inlet end of the external circulating airflow supply device through a pipeline;

the rear end of unit casing (1) has temperature detection sensor (12) and atmospheric pressure to detect sensor (13) through bolt fixed mounting, and the upper end integrated into one piece of unit casing (1) has and is used for communicateing inside and the external insulation gas supply equipment's of unit casing (1) air supplement pipe (11), the upper end welded mounting of unit casing (1) has top link (5) that are used for connecting external equipment, and controller (17) are through wire electric connection temperature detection sensor (12), atmospheric pressure detection sensor (13), pump (14) and exhaust pump (15) of admitting air respectively.

2. An electrical equipment isolation and safety seal as claimed in claim 1, wherein: the device is characterized in that an observation window (20) is arranged on the closing plate (4), transparent pressure glass convenient for observation is arranged on the observation window (20), and a pull handle (3) is welded on the closing plate (4).

3. An electrical equipment isolation and safety seal as claimed in claim 1, wherein: strutting arrangement (2) are installed to the below of unit casing (1), and strutting arrangement (2) include support frame (202), integrated into one piece has docking post (201) on support frame (202), and compresses tightly fixed docking post (201) through fastening knob (10) on unit casing (1), the below integrated into one piece of support frame (202) has guide bar (203), and cup joints on guide bar (203) and install sleeve pipe (205), base (206) are installed in the bottom welding of sleeve pipe (205), be linear array on guide bar (203) and seted up at least three locating hole, and the spiro union is installed on sleeve pipe (205) and fixed knob (204) are pegged graft with the locating hole on guide bar (203) and are fixed.

4. An electrical equipment isolation and safety seal as claimed in claim 1, wherein: the controller (17) is an S7-200 type PLC device, and an electromagnetic valve electrically connected with the controller (17) is fixedly installed on the air supplementing pipe (11).

5. An electrical equipment isolation and safety seal as claimed in claim 1, wherein: the outer sealing cover (9) is integrally formed with an auxiliary connecting arm (7) fixed with the outside, and the circulating pipe (19) is provided with at least three auxiliary heat exchange fins (18) for heat conduction in a circumferential array welding mode.