CN113138300B - Ammeter case with antidetonation heat dispersion - Google Patents
Ammeter case with antidetonation heat dispersion Download PDFInfo
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- CN113138300B CN113138300B CN202110337377.6A CN202110337377A CN113138300B CN 113138300 B CN113138300 B CN 113138300B CN 202110337377 A CN202110337377 A CN 202110337377A CN 113138300 B CN113138300 B CN 113138300B
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- plate
- ammeter
- damping
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- 239000006185 dispersion Substances 0.000 title description 3
- 238000013016 damping Methods 0.000 claims abstract description 78
- 230000035939 shock Effects 0.000 claims abstract description 57
- 238000001816 cooling Methods 0.000 claims abstract description 43
- 230000017525 heat dissipation Effects 0.000 claims abstract description 31
- 238000010521 absorption reaction Methods 0.000 claims abstract description 27
- 230000000452 restraining effect Effects 0.000 claims description 23
- 238000009423 ventilation Methods 0.000 claims description 12
- 238000009434 installation Methods 0.000 claims description 8
- 239000000428 dust Substances 0.000 claims description 6
- 230000005484 gravity Effects 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims 13
- 230000000694 effects Effects 0.000 abstract description 6
- 230000005855 radiation Effects 0.000 description 6
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000010485 coping Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R11/00—Electromechanical arrangements for measuring time integral of electric power or current, e.g. of consumption
- G01R11/02—Constructional details
- G01R11/04—Housings; Supporting racks; Arrangements of terminals
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- General Physics & Mathematics (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The invention relates to the field of electric meter boxes and related products of instrument boxes, in particular to an electric meter box with anti-seismic heat dissipation performance. Comprises a bracket; a chassis; the meter board is arranged in the chassis and is used for installing an ammeter; the first damping structure is used for supporting the chassis and playing a damping role on the chassis; the second damping structure is fixedly arranged on the bracket, is used for supporting the first damping structure and has an anti-seismic effect on the whole equipment; the safety device is used for triggering the second damping structure when an earthquake occurs, so that the second damping structure acts; and the radiating fan is arranged in the ammeter box and is used for radiating air cooling of the ammeter. The invention absorbs shock through the first shock absorption structure, dissipates heat through the cooling fan, and can absorb shock better through the cooperation of the second shock absorption structure and the safety device when vibrating greatly, thereby having the advantages of heat dissipation, small vibration absorption and large vibration resistance.
Description
Technical Field
The invention relates to the field of electric meter boxes and related products of instrument boxes, in particular to an electric meter box with anti-seismic heat dissipation performance.
Background
The ammeter box is an important electrical device and is mainly used for installing an ammeter. The ammeter is a common electronic instrument, and is easy to generate heat and fire due to the fact that the ammeter passes large current; the ammeter box is sometimes installed on vibrating equipment and other places according to production requirements, even the ammeter box can be subjected to large-amplitude vibration or even earthquake, the vibration can affect the ammeter performance, and serious fire short circuit can be even caused. The anti-seismic heat dissipation capability of the ammeter box is particularly important.
Disclosure of Invention
In order to solve the technical problems, the electric meter box with anti-seismic heat dissipation performance is provided.
An ammeter box with shock-resistant and heat-dissipating performance comprises,
a bracket;
a chassis;
the electric meter board is arranged in the chassis and is used for installing an electric meter;
the first damping structures are arranged below the case and sleeved by the case, and are used for supporting the case and playing a damping role on the case;
the two second damping structures are fixedly arranged on the bracket, are arranged under the first damping structures in a one-to-one correspondence manner, and are used for supporting the first damping structures and playing an anti-seismic role on the whole equipment;
The two safety devices are arranged beside the second shock absorption structures in a one-to-one correspondence manner, and are used for triggering the second shock absorption structures when an earthquake occurs so as to enable the second shock absorption structures to act;
and the radiating fan is arranged in the chassis and is used for radiating air cooling of the ammeter.
Preferably, the housing comprises a plurality of housings,
the box body, the bottom of the box body is provided with a first wire hole, both sides of the first wire hole are respectively provided with at least one vent hole, the top of both sides of the box body is provided with a shutter, dustproof nets are fixedly arranged on the vent holes and the shutter, the dustproof nets completely cover the vent holes and the shutter, the bottom edges of both sides of the box body are provided with at least two connecting rings, and the connecting rings are annular;
the box cover is hinged on the box body, and a window is formed in the box cover.
Preferably, the dielectric panel is fixedly mounted in the chassis, the dielectric panel comprising,
the electric meter board mounting holes are at least four and uniformly distributed at four corners of the electric meter board, and the electric meter board is fixedly mounted on the chassis through the bolt connection between the electric meter board mounting holes and the box body;
the ammeter installation holes are uniformly formed in the ammeter board in the horizontal direction;
The radiating holes are formed in a plurality of mode, and the radiating holes are uniformly formed in the electric meter plate.
Preferably, a first shock absorbing structure comprises,
the first supporting plate is used for supporting the integral structure of the first damping structure;
the number of the guide posts is equal to the number of the connecting rings on one side of the chassis, the guide posts are fixedly arranged on the first supporting plate in one-to-one correspondence with the connecting rings on one side of the chassis, the guide posts are sleeved by the connecting rings, the lower half parts of the guide posts are guide posts, the upper half parts of the guide posts are threaded rods, and the diameter of the threaded rods is smaller than the diameter of the inner circle of the connecting rings;
the number of the first damping springs is consistent with that of the guide posts, the sum of the heights of the first damping springs and the connecting rings is smaller than that of the guide posts, the first damping springs are correspondingly clamped between the first support plates and the connecting rings one by one and sleeved on the guide posts, the top of each first damping spring supports the connecting ring, and the bottom of each first damping spring is propped against the first support plate;
and the limiting nut is arranged on the threaded rod, and the outer diameter of the limiting nut is larger than the inner diameter of the connecting ring.
Preferably, a second shock absorbing structure comprises,
The second supporting plate is arranged right below the first supporting plate and fixedly arranged on the bracket;
the first damping springs are at least two, the top parts of the first damping springs support the first supporting plates, and the bottom parts of the first damping springs are propped against the second supporting plates;
the brittle column is made of brittle materials, has the characteristics of compression resistance and lateral force resistance, and the length of the brittle column is shorter than the original length of the second supporting plate, and the top of the brittle column supports the first supporting plate, and the bottom of the brittle column abuts against the second supporting plate.
Preferably, the safeties are arranged beside the brittle columns of the second shock absorption structure in a one-to-one correspondence, the safeties comprise,
the lever shaft of the lever is hinged on the side surface of the first supporting plate, the upper end of the lever is provided with a poking plate which is axially perpendicular to the axial direction of the lever main body, and the poking plate is tightly attached to the upper side surface of the connecting ring on one side surface of the box body;
the torsion spring is arranged on the side surface of the brittle column, the side surface of the end of the spring when the torsion spring is tensioned is opposite to the lower end of the lever, the end of the spring when the torsion spring is relaxed can strike the middle of the brittle column, and the spring main body of the torsion spring is fixedly connected to the second supporting plate;
The first sliding groove is arranged between the lower end of the lever and the tail end of the spring when the torsion spring is tensioned, and is fixedly connected to one side edge of the second supporting plate, and a slotted hole of the first sliding groove is a through hole;
the stop groove is fixedly arranged on the other side edge of the second supporting plate opposite to the first sliding groove, a groove hole of the stop groove is opposite to the groove hole of the first sliding groove, the groove hole of the stop groove is a through hole, and the groove hole of the stop groove is extremely short;
the stop rod can slide through the first sliding groove and the stop groove and is used for propping against the tail end of the torsion spring in a tensioning state;
the length of the bumper is greater than that of the slotted hole of the first chute, the bumper slidably passes through the first chute, one end of the bumper is close to the lower end of the lever, the other end of the bumper is stopped at the middle point of the first chute and abuts against one end of the stop lever, and the bumper can be pushed by the lower end of the lever;
and one end of the safety spring is hinged with the poking piece, and the other end of the safety spring is hinged with the second supporting plate.
Preferably, the number of the cooling fans is equal to the number of the ventilation holes, and the cooling fans are fixedly arranged in the box body in a one-to-one correspondence manner with the ventilation holes.
Preferably, the wind-collecting device is arranged on the cooling fan, the bottom of the wind-collecting device completely covers all the cooling fans, the wind-collecting device comprises,
the air leakage is fixedly arranged on the cooling fan, the air leakage is in a funnel shape with a rectangular top, the horizontal length of the rectangle at the top of the air leakage is the same as that of the ammeter board, the bottom of the air leakage is sealed, a plurality of vent holes corresponding to the positions of the cooling fan one by one are formed in the sealed bottom of the air leakage, and a second wire hole corresponding to the first wire hole is formed in the sealed bottom of the air leakage;
the first baffle, first baffle is the rectangle baffle that length and electric gauge board horizontal width are the same, and first baffle level sets up, and a long limit fixed connection of first baffle is on the top rectangle limit in second line hole, and first baffle both sides respectively are equipped with the tab, and tab fixed connection is on two medial surfaces of quick-witted case.
Preferably, the wind-collecting device is provided with a wind-direction restraining device, the bottom of the wind-direction restraining device is completely attached to the wind-collecting device, the wind-direction restraining device is fixedly arranged in the case, the wind-direction restraining device clamps the ammeter board in the middle of the wind-direction restraining device, the wind-direction restraining device comprises,
The second baffle is a U-shaped plate, the height of the second baffle is equal to that of the ammeter plate, the second baffle is fixedly arranged on the rear side surface of the interior of the chassis, a through hole for avoiding bolts for connecting the chassis with the ammeter plate is formed in the second baffle, the bottom edge of the second baffle is completely attached to the air leakage, the two side surfaces of the second baffle are completely attached to the two sides of the ammeter plate, and a clamping groove is formed in the side edge of the second baffle;
the third baffle is two parallel and aligned parallel plates connected by a rod, the top edges of the two parallel plates are horizontally bent towards the parallel plate at the other side, one side edge of each of the two parallel plates is completely attached to the side edge of the ammeter plate, the bottom edges of the two parallel plates are completely attached to the air leakage, and the ammeter plate is clamped between the third baffle and the second baffle; a plurality of buckles capable of being clamped into the clamping grooves are further arranged on the two parallel plates of the third baffle, and the buckles are clamped into the clamping grooves so that the third baffle is fixedly connected with the second baffle; two parallel plates of the third baffle are respectively provided with a horizontal second chute; at least one first positioning groove is formed in a corner, far away from the ammeter, of the bent part of the top of the parallel plate at one side, and the first positioning groove is a through hole; a positioning cone is inserted into the first positioning groove by gravity;
The middle surface of the fourth baffle is far away from the ammeter plate, and the bottom edge in the middle of the fourth baffle is completely attached to the first baffle; the fourth baffle is provided with a sliding block which can slide in the second chute, and the sliding block slides in the second chute so that the fourth baffle horizontally slides in the third baffle; the top of one side face of the fourth baffle is also provided with a plurality of second positioning grooves which are arranged along the horizontal direction of the side face, the second positioning grooves correspond to the first positioning grooves in position, and the positioning cone can be clamped into the first positioning grooves and the second positioning grooves at the same time.
Preferably, a plurality of temperature sensors are fixedly arranged on the electric meter board, the temperature sensors are used for detecting the temperature of the electric meter board and the electric meter on the electric meter board, and the temperature sensors are connected with the cooling fan through the controller.
Compared with the prior art, the invention has the following beneficial effects:
1. the invention absorbs shock through the first shock absorption structure, dissipates heat through the cooling fan, and can absorb shock better through the cooperation of the second shock absorption structure and the safety device when vibrating greatly, thereby having the advantages of heat dissipation, small vibration absorption and large vibration resistance.
2. The invention circulates cold and hot air through the vent holes and the shutter of the box body, the ammeter plate is also provided with the radiating holes, and the air circulation is accelerated by the radiating fan, so that the invention has the advantages of scientific and reasonable design and sufficient radiating measures.
3. The invention triggers the action of the second damping structure through the safety device when the earthquake and the like vibrate greatly, has the risk resistance, and solves the technical problem of how to resist earthquake only under the condition of vibration greatly.
4. According to the invention, the wind blown out by the cooling fan is concentrated on the side edge of the ammeter plate through the wind collecting device and the wind direction restraining device, so that the technical problem of escaping cooling wind during cooling is solved.
5. The invention detects the temperature of the ammeter through the temperature sensor, controls the wind power of the cooling fan through the controller, and has the advantages of saving energy and being capable of coping with ammeter temperature conditions under different loads.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a perspective view of the present invention;
FIG. 3 is a front view of the chassis of the present invention;
FIG. 4 is a cross-sectional view taken at section A-A of FIG. 3;
FIG. 5 is a front view of the first shock absorbing structure, the second shock absorbing structure and the safety device of the present invention;
FIG. 6 is a cross-sectional view at section B-B of FIG. 5;
FIG. 7 is a fragmentary isometric view at C of FIG. 6;
FIG. 8 is a perspective view of the first shock absorbing structure, the second shock absorbing structure and the safety device of the present invention;
FIG. 9 is a front view of the electric meter panel, cooling fan, wind-collecting device, wind direction restraining device and sensor of the present invention;
FIG. 10 is a cross-sectional view taken at D-D of FIG. 9;
FIG. 11 is a cross-sectional view taken at E-E of FIG. 9;
FIG. 12 is a perspective view of an electric meter panel, a radiator fan, a wind-collecting device, a wind direction restraining device and a sensor of the present invention;
fig. 13 is a partial enlarged view at F of fig. 12;
the reference numerals in the figures are:
1-a case; 1 a-a box body; 1a 1-a first wire hole; 1a 2-vent holes; 1a 3-blinds; 1a 4-dustproof net; 1a 5-connecting ring; 1 b-a box cover; 1b 1-window;
2-an ammeter board; 2 a-a meter panel mounting hole; 2 b-ammeter mounting holes; 2 c-heat dissipation holes;
3-a first shock absorbing structure; 3 a-a first support plate; 3 b-guide posts; 3b 1-guide posts; 3b 2-a threaded rod; 3 c-a first damper spring; 3 d-limiting nuts;
4-a second shock absorbing structure; 4 a-a second support plate; 4 b-a second damper spring; 4 c-brittle columns;
5-a safety device; 5 a-lever; 5a 1-a pulling piece; 5 b-torsion springs; 5 c-a first chute; 5 d-a stop groove; 5 e-stop lever; 5 f-a bumper; 5 g-safety spring;
6-a heat radiation fan;
7-an air collecting device; 7 a-air leakage; 7a 1-a second wire hole; 7 b-a first baffle; 7b 1-ear;
8-wind direction restraining means; 8 a-a second baffle; 8a 1-a clamping groove;
8 b-a third baffle; 8b 1-parallel plates; 8b 2-snap; 8b 3-a second chute; 8b 4-a first detent; 8b 5-positioning cone; 8 c-a fourth baffle; 8c 1-a slider; 8c 2-a second positioning groove;
9-temperature sensor.
Detailed Description
The following description is presented to enable one of ordinary skill in the art to make and use the invention. The preferred embodiments in the following description are by way of example only and other obvious variations will occur to those skilled in the art.
In order to solve the technical problem of vibration-resistant heat dissipation of an ammeter box, as shown in fig. 1 and 2, the following technical scheme is provided:
an ammeter box with shock-resistant and heat-dissipating performance comprises,
a bracket;
a case 1;
a meter board 2, the meter board 2 is arranged in the case 1, and the meter board 2 is used for installing an ammeter;
the first shock absorption structures 3 are arranged below the case 1 and sleeved by the case 1, and the first shock absorption structures 3 are used for supporting the case 1 and playing a shock absorption role on the case 1;
the two second shock absorption structures 4 are arranged, the second shock absorption structures 4 are fixedly arranged on the support, the second shock absorption structures 4 are arranged under the first shock absorption structures 3 in a one-to-one correspondence manner, and the second shock absorption structures 4 are used for supporting the first shock absorption structures 3 and playing a shock-resistant role on the whole equipment;
The two safeties 5 are arranged, the safeties 5 are arranged beside the second shock absorption structures 4 in a one-to-one correspondence manner, and the safeties 5 are used for triggering the second shock absorption structures 4 when an earthquake occurs so as to enable the second shock absorption structures 4 to act;
and a cooling fan 6, wherein the cooling fan 6 is installed in the case 1, and the cooling fan 6 is used for cooling and radiating air of the ammeter.
Specifically, the present apparatus has the following operation modes.
The ammeter board 2 is used for installing an ammeter when the ammeter box operates; the first damping structure 3 can absorb vibration, plays a damping role on the ammeter box, and prevents the influence of vibration on ammeter performance; the second damping structure 4 can play a role in earthquake or other large-amplitude vibration, so that the damage of the earthquake or other large-amplitude vibration to the ammeter box is prevented, and the life and property safety of people is protected; the safety device 5 is used for triggering the second shock absorption structure 4 during earthquake or other large vibration; the cooling fan 6 is used for air cooling and radiating, and has the purpose of cooling the ammeter, and the ammeter performance and ammeter spontaneous combustion are prevented from being influenced by high temperature.
Further:
in order to solve the technical problems of the shape and appearance functions of the ammeter box body with anti-seismic heat dissipation performance, as shown in fig. 2, 3 and 4, the following technical scheme is provided:
The cabinet 1 comprises a plurality of housings,
the box body 1a, the bottom of the box body 1a is provided with a first wire hole 1a1, two sides of the first wire hole 1a1 are respectively provided with at least one vent hole 1a2, the tops of two sides of the box body 1a are provided with a shutter 1a3, dust screens 1a4 are fixedly arranged on the vent holes 1a2 and the shutter 1a3, the dust screens 1a4 completely cover the vent holes 1a2 and the shutter 1a3, the bottom edges of two sides of the box body 1a are respectively provided with at least two connecting rings 1a5, and the connecting rings 1a5 are annular;
the case cover 1b, the case cover 1b is hinged on the case body 1a, and the case cover 1b is provided with a window 1b1.
Specifically, the first wire hole 1a1 is used for passing a wire; the ventilation holes 1a2 are used for air inflow, the louver 1a3 is used for lighter hot air outflow, the louver structure of the louver 1a3 has a rain shielding effect, the phenomenon that an ammeter is short-circuited due to the fact that a rainwater ammeter box enters is prevented, and the ventilation holes 1a2 and the louver 1a3 are jointly used for air circulation when the ammeter box dissipates heat; the dustproof net 1a4 is used for preventing dust during ventilation, and prevents the dust from entering the ammeter box during ventilation to influence ammeter performance; the connecting ring 1a5 is used for installing the box body; the window 1b1 is used for observing the inside of the ammeter box through the box cover 1 b.
Further:
in order to solve the technical problem of installing the electric meter, as shown in fig. 10, the following technical scheme is provided:
The electric meter board 2 is fixedly installed in the case 1, and the electric meter board 2 includes,
the electric meter board mounting holes 2a are at least four and uniformly distributed at four corners of the electric meter board 2, and the electric meter board mounting holes 2a are connected with the box body 1a through bolts so that the electric meter board 2 is fixedly mounted on the machine box 1;
the ammeter installation holes 2b are formed in a plurality of the ammeter installation holes 2b, and the ammeter installation holes 2b are uniformly formed in the ammeter board 2 in the horizontal direction;
and the radiating holes 2c are formed in a plurality of the radiating holes 2c, and the radiating holes 2c are uniformly formed in the electric meter board 2.
Specifically, bolts pass through the meter panel mounting holes 2a and are screwed on the case 1a to fix the meter panel 2 and the case 1; the ammeter mounting hole 2b is used for mounting an ammeter; the heat dissipation holes 2c are used for heat dissipation of the ammeter board 2 after the ammeter conducts part of heat to the ammeter board 2.
Further:
in order to solve the technical problems of the damping and supporting box body, as shown in fig. 5 and 8, the following technical scheme is provided:
a first shock absorbing structure 3 comprises,
a first support plate 3a, the first support plate 3a for supporting the overall structure of the first shock absorbing structure 3;
the number of the guide posts 3b is equal to the number of the connecting rings 1a5 on one side of the chassis 1, the guide posts 3b and the connecting rings 1a5 on one side of the chassis 1 are fixedly arranged on the first supporting plate 3a in one-to-one correspondence, the guide posts 3b are sleeved by the connecting rings 1a5, the lower half part of the guide posts 3b is a guide post 3b1, the upper half part of the guide post 3b is a threaded rod 3b2, and the diameter of the threaded rod 3b2 is smaller than the inner diameter of the connecting rings 1a 5;
The number of the first damping springs 3c is consistent with that of the guide posts 3b, the sum of the heights of the first damping springs 3c and the connecting rings 1a5 is smaller than that of the guide posts 3b1, the first damping springs 3c are correspondingly clamped between the first support plates 3a and the connecting rings 1a5 one by one and sleeved on the guide posts 3b, the top of each first damping spring 3c supports the connecting ring 1a5, and the bottom of each first damping spring 3c abuts against the first support plate 3a;
and a limit nut 3d, wherein the limit nut 3d is arranged on the threaded rod 3b2, and the outer diameter of the limit nut 3d is larger than the inner diameter of the connecting ring 1a 5.
Specifically, the first damper spring 3c is a spring with a washer, and the first support plate 3a is used to support the first damper structure 3 as a whole. The guide post 3b is sleeved with a first damping spring 3c, a connecting ring 1a5 and a limit nut 3d in sequence from bottom to top, and the guide post 3b plays a role in guiding the first damping spring 3c and the connecting ring 1a 5; the first damping spring 3c plays a role in damping and supporting the connecting ring 1a 5; the limiting nut 3d plays a role in limiting the connecting ring 1a5, and prevents the connecting ring 1a5 from being separated from the guide post 3b due to overlarge vibration amplitude.
Further:
in order to solve the technical problem of earthquake and other large-amplitude vibration and shock resistance, as shown in fig. 5 and 8, the following technical scheme is provided:
A second shock absorbing structure 4 comprises,
a second support plate 4a, the second support plate 4a being disposed directly under the first support plate 3a, the second support plate 4a being fixedly mounted on the bracket;
the second damping springs 4b are at least two, the top of each second damping spring 4b supports the first supporting plate 3a, and the bottom of each second damping spring 4b is abutted against the second supporting plate 4a;
the brittle column 4c, the brittle column 4c is made of brittle material, the brittle column 4c has the characteristics of compression resistance and lateral force resistance, the length of the brittle column 4c is shorter than the original length of the second supporting plate 4a, the top of the brittle column 4c supports the first supporting plate 3a, and the bottom of the brittle column 4c is abutted against the second supporting plate 4a.
Specifically, the second shock-absorbing structure 4 serves to absorb shock during a large vibration such as an earthquake, and is used to support the first shock-absorbing structure 3. The second supporting plate 4a is used for supporting the whole second damping structure 4, the brittle column 4c is shorter than the original length of the second damping spring 4b, when the first damping structure 3 is supported, the brittle column 4c is compressed to the same length as the second damping spring 4b, and the brittle column 4c and the second damping spring 4b jointly play a role in supporting the first damping structure 3.
Further:
in order to solve the technical problem of triggering the second shock-absorbing structure 4 when an earthquake or other large-amplitude vibration occurs, to make the second shock-absorbing structure 4 act, as shown in fig. 5, 6, 7 and 8, the following technical scheme is provided:
The safeties 5 are arranged beside the brittle columns 4c of the second shock absorbing structure 4 in a one-to-one correspondence, the safeties 5 comprise,
the lever 5a, the lever shaft of the lever 5a is hinged on the side surface of the first supporting plate 3a, the upper end of the lever 5a is provided with a poking piece 5a1 which is axially perpendicular to the axial direction of the lever main body, and the poking piece 5a1 is tightly attached to the upper side surface of the connecting ring 1a5 on one side surface of the box body 1 a;
the torsion spring 5b is arranged on the side surface of the brittle column 4c, the side surface of the spring end of the torsion spring 5b is opposite to the lower end of the lever 5a when the torsion spring 5b is tensioned, the spring end of the torsion spring 5b can be hit in the middle of the brittle column 4c when the torsion spring 5b is relaxed, and the spring main body of the torsion spring 5b is fixedly connected to the second supporting plate 4 a;
the first sliding groove 5c is arranged between the lower end of the lever 5a and the spring tail end of the torsion spring 5b when in tension, the first sliding groove 5c is fixedly connected to one side edge of the second supporting plate 4a, and a slotted hole of the first sliding groove 5c is a through hole;
the stop groove 5d is fixedly arranged on the other side edge of the second supporting plate 4a opposite to the first sliding groove 5c, the slot hole of the stop groove 5d is opposite to the slot hole of the first sliding groove 5c, the slot hole of the stop groove 5d is a through hole, and the slot hole of the stop groove 5d is extremely short;
a stop lever 5e, the stop lever 5e slidably passing through the first slide groove 5c and the stop groove 5d, the stop lever 5e being adapted to abut against the end of the torsion spring 5b in a tensioned state;
The length of the safety rod 5f is larger than that of the slotted hole of the first chute 5c, the safety rod 5f slidably penetrates through the first chute 5c, one end of the safety rod 5f is close to the lower end of the lever 5a, the other end of the safety rod 5f stops at the middle point of the first chute 5c and abuts against one end of the stop rod 5e, and the safety rod 5f can be pushed by the lower end of the lever 5 a;
and a safety spring 5g, wherein the safety spring 5g is arranged below the poking piece 5a1, one end of the safety spring 5g is hinged with the poking piece 5a1, and the other end of the safety spring 5g is hinged with the second supporting plate 4 a.
Specifically, when the safety device is not triggered, the torsion spring 5b is in a tensioned state, the spring end of the torsion spring 5b is propped against by the stop rod 5e, the lever 5a is restrained by the safety spring 5g, the poking plate 5a1 is always clung to the upper surface of the connecting ring 1a5, the lever 5a is under the tensile force of the poking plate 5a1, and the lever 5a does not push the safety rod 5f in a daily state.
When an earthquake or other severe vibration occurs, the second damping spring 4b is influenced by the vibration to increase the up-and-down fluctuation range, the connecting ring 1a5 also can slide up and down severely, the connecting ring 1a5 pushes the poking piece 5a1 to move up and down, and the poking piece 5a1 drives the lever 5a to rotate around the shaft in a left-and-right reciprocating mode. When the shock is sufficiently severe, the lower end of the lever 5a pushes the bumper 5f in the direction of the stopper 5e until the stopper 5e is pushed out of the first chute 5c. Only under the action of the stop groove 5d, the stop rod 5e cannot restrain the torsion spring 5b, the torsion spring 5b is instantly relaxed, the tail end of the torsion spring 5b instantly breaks the brittle column 4c under the action of elastic potential energy, the restraint of the brittle column 4c is lost, and the second damping spring 4b of the second damping structure 4 completely plays roles in damping and supporting. In this way, in the event of an earthquake or other severe shock, the second shock-absorbing structure 4 can act as a shock-resistant one by the action of the safety device 5.
Further:
in order to solve the technical problem of where the cooling fan is installed, as shown in fig. 1 and 9, the following technical scheme is provided:
the number of the heat radiation fans 6 is equal to the number of the ventilation holes 1a2, and the heat radiation fans 6 are fixedly installed in the case 1a in one-to-one correspondence with the ventilation holes 1a 2.
Specifically, the cooling fan 6 accelerates air circulation and accelerates heat dissipation, the cooling fan 6 with the same quantity as the ventilation holes is arranged to enable heat dissipation to be more uniform, and the double-fan design can eliminate risks caused by single-fan faults.
Further:
in order to solve the technical problem that wind power cannot be concentrated when a fan radiates heat, as shown in fig. 1, 9 and 11, the following technical scheme is provided:
the wind-collecting device 7 is provided with one wind-collecting device 7, the wind-collecting device 7 is arranged on the cooling fan 6, the bottom of the wind-collecting device 7 completely covers all the cooling fans 6, the wind-collecting device 7 comprises,
the air leakage 7a, the air leakage 7a is fixedly arranged on the cooling fan 6, the air leakage 7a is in a funnel shape with a rectangular top, the rectangular horizontal length of the top of the air leakage 7a is the same as that of the ammeter board 2, the bottom of the air leakage 7a is sealed, a plurality of vent holes corresponding to the cooling fan 6 in one-to-one mode are formed in the sealed bottom of the air leakage 7a, and a second wire hole 7a1 corresponding to the first wire hole 1a1 in position is formed in the sealed bottom of the air leakage 7 a;
The first baffle 7b, the first baffle 7b is the rectangle baffle that length and electric meter board 2 horizontal width are the same, and first baffle 7b level sets up, and a long limit fixed connection of first baffle 7b is on the top rectangle limit of second line hole 7a1, and first baffle 7b both sides respectively are equipped with lug 7b1, and lug 7b1 fixed connection is on two medial surfaces of quick-witted case 1.
Specifically, the wind blown by the cooling fan 6 is restricted from blowing to the ammeter 2 by the wind collecting device 7, so that the loss of wind power is reduced. The second line hole 7a1 that wind hourglass 7a bottom was seted up not only can pass through the wire, can be for the wire omnidirectional heat dissipation in the ammeter case moreover, and first baffle 7b prevents can prevent the wind direction of wind hourglass outflow and escape down, and lug 7b1 fixed connection can consolidate wind-collecting device 7 on two medial surfaces of quick-witted case 1.
Further:
in order to solve the technical problem that wind escapes around when passing through the ammeter 2, as shown in fig. 1, 9, 10, 11, 12 and 13, the following technical scheme is provided:
the wind-collecting device 7 is provided with a wind-direction restraining device 8, the bottom of the wind-direction restraining device 8 is completely attached to the wind-collecting device 7, the wind-direction restraining device 8 is fixedly arranged in the case 1, the wind-direction restraining device 8 clamps the electric meter board 2 in the middle of the wind-direction restraining device 8, the wind-direction restraining device 8 comprises,
The second baffle plate 8a, the second baffle plate 8a is a U-shaped plate, the height of the second baffle plate 8a is equal to that of the electric meter plate 2, the second baffle plate 8a is fixedly arranged on the rear side surface in the case 1, through holes for avoiding bolts for connecting the case 1 and the electric meter plate 2 are formed in the second baffle plate 8a, the bottom edge of the second baffle plate 8a is completely attached to the air leakage 7a, two side surfaces of the second baffle plate 8a are completely attached to two sides of the electric meter plate 2, and clamping grooves 8a1 are formed in the side edges of the second baffle plate 8 a;
a third baffle 8b, the height of the third baffle 8b is equal to that of the electric meter board 2, the third baffle 8b is two parallel and aligned parallel plates 8b1 connected by a rod, the top edges of the two parallel plates 8b1 are both horizontally bent towards the parallel plate 8b1 on the other side, one side edge of each of the two parallel plates 8b1 is completely attached to the side edge of the electric meter board 2, the bottom edges of the two parallel plates 8b1 are completely attached to the air leakage 7a, and the electric meter board 2 is clamped between the third baffle 8b and the second baffle 8 a; a plurality of buckles 8b2 which can be clamped into the clamping grooves 8a1 are further arranged on the two parallel plates of the third baffle plate 8b, and the buckles 8b2 are clamped into the clamping grooves 8a1 so that the third baffle plate 8b is fixedly connected with the second baffle plate 8 a; two parallel plates of the third baffle plate 8b are respectively provided with a horizontal second chute 8b3; at least one first positioning groove 8b4 is formed in a corner, far away from the ammeter plate 2, of the bent part of the top of the parallel plate 8b1 on one side, and the first positioning groove 8b4 is a through hole; a positioning cone 8b5 is inserted into the first positioning groove 8b4 by gravity;
The fourth baffle plate 8c, the fourth baffle plate 8c is a U-shaped plate, the fourth baffle plate 8c is slidably arranged in the third baffle plate 8b, the middle surface of the fourth baffle plate 8c is far away from the ammeter plate 2, and the bottom edge in the middle of the fourth baffle plate 8c is completely attached to the first baffle plate 7 b; the fourth baffle plate 8c is provided with a sliding block 8c1 capable of sliding in the second chute 8b3, and the sliding block 8c1 slides in the second chute 8b3 so that the fourth baffle plate 8c horizontally slides in the third baffle plate 8 b; the top of one side surface of the fourth baffle plate 8c is also provided with a plurality of second positioning grooves 8c2 which are arranged along the horizontal direction of the side surface, the second positioning grooves 8c2 correspond to the first positioning grooves 8b4 in position, and the positioning cone 8b5 can be clamped into the first positioning grooves 8b4 and the second positioning grooves 8c2 at the same time.
Specifically, wind direction restraint device 8 is vertical pipeline form, and the centre is cliied the ammeter board 2, and the bottom is covered by wind-collecting device 7 completely, and when wind blows from wind-collecting device 7, wind direction restraint device 8 can be with all windshields in ammeter board 2 both sides, lets the heat dissipation concentrate on ammeter and its box inside wire entirely, can strengthen its heat dispersion. The fourth baffle 8c can slide in the third baffle 8b to adjust the position, so that the electric meter or other instruments with different sizes can be adapted during installation, the small-size electric meter can not waste wind power, and the large-size electric meter can not be installed.
Specifically, the third baffle 8b is connected to the second baffle 8a through the buckle 8b2, so that the baffle is extremely easy to detach. The sliding block 8c1 slides on the second sliding groove 8b3, so that the fourth baffle plate 8c slides on the third baffle plate 8b, and is clamped into the first positioning groove 8b4 and the second positioning groove 8c2 through the positioning cone 8b5, so that the relative positions of the fourth baffle plate 8c and the third baffle plate 8b can be fixed, and the fourth baffle plate 8c can be independently and directly detached from the third baffle plate 8 b. The split design of wind direction restraint device 8 facilitates installation and operation.
Further:
in order to solve the technical problem of preventing the heat dissipation fan from wasting electric energy when the fan is turned on, as shown in fig. 10 and 11, the following technical scheme is provided:
a plurality of temperature sensors 9 are fixedly arranged on the electric meter board 2, the temperature sensors 9 are used for detecting the temperature of the electric meter board 2 and the electric meter on the electric meter board 2, and the temperature sensors 9 are connected with the cooling fan 6 through a controller.
Specifically, the temperature sensor 9 is used for detecting the temperature of the ammeter on the ammeter board 2 and the ammeter board 2, when the temperature sensor 9 detects that the temperature is too high, the rotation speed of the cooling fan 6 is increased, the wind speed is increased, the heat dissipation capacity of the ammeter box is enhanced, when the temperature is reduced, the rotation speed of the corresponding cooling fan 6 is reduced, energy sources can be saved, and the heat dissipation requirements under different conditions can be met.
The working principle of the invention is as follows:
and (2) mounting:
step one, installing a damping and earthquake-resistant structure: the second support plate 4a is fixed on the bracket, the first shock absorbing structure 3 is arranged above the second shock absorbing structure 4, the torsion spring 5b is pulled to be in a tensioned state, the stop rod 5e passes through the first sliding groove 5c and the stop groove 5d, the stop rod 5e is used for supporting the torsion spring 5b in the tensioned state, and meanwhile the safety rod 5f is inserted into the middle of the first sliding groove 5c, so that the safety rod 5f is supported against the stop rod 5e.
Step two, installing an ammeter box: the connecting rings 1a5 of the chassis 1 are sleeved on the guide posts 3b1 in a one-to-one correspondence manner, and the threaded rods 3b2 are screwed by limit nuts 3 d.
Step three, installing a heat radiation structure and an ammeter board: the heat radiation fan 6 is mounted on the ventilation hole 1a2, the wind-collecting device 7 is assembled above the heat radiation fan 6, and the tab 7b1 is fixed inside the case 1 a. Then, the wind direction restraining device and the electric meter are mounted in the order of the second baffle plate 8a, the electric meter plate 2, the third baffle plate 8b and the fourth baffle plate 8c from the rear side surface of the box body 1a inside the box body 1a, the electric meter plate 2 is fixed by bolts, the buckle 8b2 is clamped, and the positioning cone 8b5 is plugged into the first positioning groove 8b4 and the second positioning groove 8c 2.
Step four, installing an ammeter: opening the case 1, loosening the buckle 8b2, and taking out the third baffle 8b and the fourth baffle 8c; the lead wire is passed through the first wire hole 1a1 and the second wire hole 7a1, the ammeter is installed on the ammeter board 2, and the lead wire is connected in parallel; pulling out the positioning cone 8b5, adjusting the position of the fourth baffle plate 8c according to the volume of the electric meter, plugging the positioning cone 8b5 into the first positioning groove 8b4 and the second positioning groove 8c2 after adjusting, putting the third baffle plate 8b and the fourth baffle plate 8c back to the original positions, clamping the buckle 8b2 on the clamping groove 8a1, and closing the chassis 1.
Damping: when vibration occurs, the first damping spring 3c of the first damping structure 3 absorbs the vibration, converts the vibration wave with a short period into the vibration wave with a long period, and reduces the vibration to which the chassis 1 is subjected.
Shock resistance: when an earthquake or other large-amplitude vibration occurs, the vibration absorbing capacity of the first damping structure 3 is insufficient, the vertical shaking amplitude of the chassis 1 is increased, the lever 5a is driven to push the bumper 5f and the stop rod 5e, the stop rod 5e cannot restrain the torsion spring 5b after being pushed out of the first chute 5c, the torsion spring 5b is instantly relaxed and breaks the brittle column 4c of the second damping structure 4, and the second damping spring 4b independently supports the first damping structure 3 after losing the function of the brittle column 4c, so that the damping effect is exerted, and under the double functions of the first damping structure 3 and the second damping structure 4, the large-amplitude vibration such as the earthquake can also obtain the effective damping effect, so that the anti-vibration effect is exerted. The daily second shock-absorbing structure 4 does not act and does not affect the stability of the chassis 1.
And (3) heat dissipation: the cooling fan 6 blows cool air into the chassis 1 from the vent hole 1a2, and the cool air flow is concentrated near the ammeter 2 by the restraint of the wind collecting device 7 and the wind direction restraint device 8, thereby achieving good heat dissipation effect. And when the temperature sensor 9 can be used for detecting the ambient temperature of the ammeter on the ammeter board 2, the controller can adjust the rotating speed of the cooling fan 6, so that the cooling requirement of different heating values can be met.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made therein without departing from the spirit and scope of the invention, which is defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (9)
1. An ammeter box with shock-resistant and heat-dissipating performance is characterized by comprising,
a bracket;
a chassis (1);
the electric meter board (2), the electric meter board (2) is arranged in the chassis (1), and the electric meter board (2) is used for installing an electric meter;
the two first damping structures (3) are arranged, the first damping structures (3) are arranged below the case (1) and are sleeved by the case (1), and the first damping structures (3) are used for supporting the case (1) and playing a damping role on the case (1);
the two damping structures (4) are arranged, the two damping structures (4) are fixedly arranged on the bracket, the second damping structures (4) are arranged under the first damping structures (3) in a one-to-one correspondence manner, and the second damping structures (4) are used for supporting the first damping structures (3) and playing an anti-seismic role on the whole equipment;
The two safety devices (5) are arranged, the two safety devices (5) are arranged beside the second shock absorption structures (4) in a one-to-one correspondence manner, and the two safety devices (5) are used for triggering the second shock absorption structures (4) when an earthquake occurs, so that the second shock absorption structures (4) are acted;
the cooling fan (6), the cooling fan (6) is installed in chassis (1), the cooling fan (6) is used for cooling and radiating the air of the ammeter;
the safety devices (5) are arranged beside the brittle columns (4 c) of the second shock absorption structures (4) in a one-to-one correspondence mode, the safety devices (5) comprise levers (5 a), lever shafts of the levers (5 a) are hinged to the side faces of the first supporting plates (3 a), the upper ends of the levers (5 a) are provided with poking pieces (5 a 1) axially perpendicular to the axial direction of the lever main bodies, and the poking pieces (5 a 1) are tightly attached to the upper side faces of the connecting rings (1 a 5) on one side face of the box body (1 a);
the torsion spring (5 b) is arranged on the side surface of the brittle column (4 c), the side surface of the spring end of the torsion spring (5 b) is opposite to the lower end of the lever (5 a), the spring end of the torsion spring (5 b) can be beaten to the middle of the brittle column (4 c) when the torsion spring (5 b) is relaxed, and the spring main body of the torsion spring (5 b) is fixedly connected to the second supporting plate (4 a);
The first sliding groove (5 c) is arranged between the lower end of the lever (5 a) and the spring tail end of the torsion spring (5 b) when the torsion spring is tensioned, the first sliding groove (5 c) is fixedly connected to one side edge of the second supporting plate (4 a), and a slotted hole of the first sliding groove (5 c) is a through hole;
the stop groove (5 d) is fixedly arranged on the other side edge of the second supporting plate (4 a) opposite to the first sliding groove (5 c), the slotted hole of the stop groove (5 d) is opposite to the slotted hole of the first sliding groove (5 c), the slotted hole of the stop groove (5 d) is a through hole, and the slotted hole of the stop groove (5 d) is extremely short;
the stop rod (5 e) slidably penetrates through the first sliding groove (5 c) and the stop groove (5 d), and the stop rod (5 e) is used for propping against the tail end of the torsion spring (5 b) in a tensioned state;
the length of the bumper (5 f) is larger than that of the slotted hole of the first sliding groove (5 c), the bumper (5 f) slidably penetrates through the first sliding groove (5 c), one end of the bumper (5 f) is close to the lower end of the lever (5 a), the other end of the bumper (5 f) is stopped at the middle point of the first sliding groove (5 c) and abuts against one end of the stop lever (5 e), and the bumper (5 f) can be pushed by the lower end of the lever (5 a);
The safety spring (5 g), the safety spring (5 g) sets up in plectrum (5 a 1) below, and safety spring (5 g) one end is articulated with plectrum (5 a 1), and safety spring (5 g) other end is articulated with second backup pad (4 a).
2. An electricity meter box with anti-seismic and heat dissipation properties according to claim 1, characterized in that the box (1) comprises,
the novel dust-proof box comprises a box body (1 a), wherein a first wire hole (1 a 1) is formed in the bottom of the box body (1 a), at least one vent hole (1 a 2) is formed in each of two sides of the first wire hole (1 a 1), a shutter (1 a 3) is arranged at the top of each of two sides of the box body (1 a), a dust screen (1 a 4) is fixedly arranged on each of the vent hole (1 a 2) and the shutter (1 a 3), the dust screen (1 a 4) completely covers the vent hole (1 a 2) and the shutter (1 a 3), at least two connecting rings (1 a 5) are arranged on the bottom edges of each of two sides of the box body (1 a), and each connecting ring (1 a 5) is in a circular shape;
the box cover (1 b), the box cover (1 b) is hinged on the box body (1 a), and a window (1 b 1) is arranged on the box cover (1 b).
3. An electricity meter box with shock-resistant and heat-dissipating properties according to claim 1, characterized in that the electricity meter panel (2) is fixedly mounted in the chassis (1), the electricity meter panel (2) comprising,
The electric meter comprises an electric meter board mounting hole (2 a), wherein the electric meter board mounting hole (2 a) is at least four and uniformly distributed at four corners of the electric meter board (2), and the electric meter board mounting hole (2 a) and a box body (1 a) are connected through bolts so that the electric meter board (2) is fixedly mounted on a machine box (1);
the electric meter installation holes (2 b) are formed in a plurality of mode, and the electric meter installation holes (2 b) are uniformly formed in the electric meter board (2) in the horizontal direction;
the radiating holes (2 c) are formed in a plurality of mode, and the radiating holes (2 c) are uniformly formed in the electric meter plate (2).
4. An electricity meter box with anti-seismic and heat dissipation properties according to claim 1, characterized in that a first shock absorbing structure (3) comprises,
a first support plate (3 a), the first support plate (3 a) being for supporting the overall structure of the first shock-absorbing structure (3);
the number of the guide posts (3 b) is equal to the number of the connecting rings (1 a 5) on one side of the chassis (1), the guide posts (3 b) are fixedly arranged on the first supporting plate (3 a) in one-to-one correspondence with the connecting rings (1 a 5) on one side of the chassis (1), the guide posts (3 b) are sleeved by the connecting rings (1 a 5), the lower half part of the guide posts (3 b) is the guide posts (3 b 1), the upper half part of the guide posts (3 b) is a threaded rod (3 b 2), and the diameter of the threaded rod (3 b 2) is smaller than the inner diameter of the connecting rings (1 a 5);
The number of the first damping springs (3 c) is consistent with that of the guide posts (3 b), the sum of the heights of the first damping springs (3 c) and the connecting rings (1 a 5) is smaller than that of the guide posts (3 b 1), the first damping springs (3 c) are clamped between the first supporting plates (3 a) and the connecting rings (1 a 5) in a one-to-one correspondence mode and sleeved on the guide posts (3 b), the connecting rings (1 a 5) are supported at the tops of the first damping springs (3 c), and the bottoms of the first damping springs (3 c) are abutted to the first supporting plates (3 a);
and the limiting nut (3 d) is arranged on the threaded rod (3 b 2), and the outer diameter of the limiting nut (3 d) is larger than the inner diameter of the connecting ring (1 a 5).
5. An electricity meter box with anti-seismic and heat dissipation properties according to claim 1, characterized in that a second shock absorbing structure (4) comprises,
the second supporting plate (4 a) is arranged right below the first supporting plate (3 a), and the second supporting plate (4 a) is fixedly arranged on the bracket;
the first damping springs (4 b) are arranged, at least two second damping springs (4 b) are arranged, the top of each second damping spring (4 b) supports the first supporting plate (3 a), and the bottom of each second damping spring (4 b) is abutted against the second supporting plate (4 a);
The brittle column (4 c), the brittle column (4 c) is made of brittle material, the brittle column (4 c) has the characteristic that the brittle column is compressive but can not bear the lateral force, the length of the brittle column (4 c) is shorter than the original length of the second supporting plate (4 a), the top of the brittle column (4 c) supports the first supporting plate (3 a), and the bottom of the brittle column (4 c) is abutted against the second supporting plate (4 a).
6. An electricity meter box with shock-resistant heat dissipation performance according to claim 2, characterized in that the number of the heat dissipation fans (6) is equal to the number of the ventilation holes (1 a 2), and the heat dissipation fans (6) are fixedly installed in the box body (1 a) in a one-to-one correspondence with the ventilation holes (1 a 2).
7. An electricity meter box with anti-vibration and heat dissipation performance according to claim 6, characterized in that the wind collecting device (7) is provided with one, the wind collecting device (7) is arranged on the heat dissipation fan (6), the bottom of the wind collecting device (7) completely covers all the heat dissipation fans (6), the wind collecting device (7) comprises,
the air leakage (7 a) is fixedly arranged on the cooling fan (6), the air leakage (7 a) is in a funnel shape, the top of the funnel is rectangular, the horizontal length of the rectangle at the top of the air leakage (7 a) is the same as that of the ammeter board (2), the bottom of the air leakage (7 a) is sealed, a plurality of vent holes corresponding to the positions of the cooling fan (6) one by one are formed in the sealed bottom of the air leakage (7 a), and a second wire hole (7 a 1) corresponding to the positions of the first wire hole (1 a 1) is formed in the sealed bottom of the air leakage (7 a);
The length of the first baffle (7 b) is the same as that of the horizontal width of the ammeter board (2), the first baffle (7 b) is horizontally arranged, one long side of the first baffle (7 b) is fixedly connected to the top rectangular side of the second wire hole (7 a 1), lugs (7 b 1) are respectively arranged on two sides of the first baffle (7 b), and the lugs (7 b 1) are fixedly connected to two inner side surfaces of the chassis (1).
8. The ammeter box with anti-seismic heat dissipation performance according to claim 7, wherein the wind collecting device (7) is provided with a wind direction restraining device (8), the bottom of the wind direction restraining device (8) is completely attached to the wind collecting device (7), the wind direction restraining device (8) is fixedly arranged in the chassis (1), the ammeter board (2) is clamped in the middle of the wind direction restraining device (8) by the wind direction restraining device (8), the wind direction restraining device (8) comprises,
the second baffle (8 a), the second baffle (8 a) is a U-shaped plate, the second baffle (8 a) is equal to the electric meter plate (2) in height, the second baffle (8 a) is fixedly arranged on the rear side surface inside the chassis (1), a through hole for avoiding bolts for connecting the chassis (1) with the electric meter plate (2) is formed in the second baffle (8 a), the bottom edge of the second baffle (8 a) is completely attached to the air leakage (7 a), the two side surfaces of the second baffle (8 a) are completely attached to the two sides of the electric meter plate (2), and a clamping groove (8 a 1) is formed in the side edge of the second baffle (8 a);
The third baffle (8 b), the third baffle (8 b) is equal to the electric meter board (2) in height, the third baffle (8 b) is two parallel and aligned parallel plates (8 b 1) connected by a rod, the top edges of the two parallel plates (8 b 1) are both horizontally bent towards the parallel plates (8 b 1) on the other side, one side edge of each of the two parallel plates (8 b 1) is completely attached to the side edge of the electric meter board (2), the bottom edges of the two parallel plates (8 b 1) are completely attached to the air leakage (7 a), and the electric meter board (2) is clamped between the third baffle (8 b) and the second baffle (8 a); a plurality of buckles (8 b 2) which can be clamped into the clamping grooves (8 a 1) are further arranged on the two parallel plates of the third baffle plate (8 b), and the buckles (8 b 2) are clamped into the clamping grooves (8 a 1) so that the third baffle plate (8 b) is fixedly connected with the second baffle plate (8 a); two parallel plates of the third baffle (8 b) are respectively provided with a horizontal second chute (8 b 3); at least one first positioning groove (8 b 4) is formed in a corner, far away from the ammeter plate (2), of the bent part of the top of the parallel plate (8 b 1) at one side, and the first positioning groove (8 b 4) is a through hole; a positioning cone (8 b 5) is inserted into the first positioning groove (8 b 4) by gravity;
the fourth baffle (8 c), the fourth baffle (8 c) is a U-shaped plate, the fourth baffle (8 c) is slidably arranged in the third baffle (8 b), the middle surface of the fourth baffle (8 c) is far away from the ammeter plate (2), and the bottom edge in the middle of the fourth baffle (8 c) is completely attached to the first baffle (7 b); a sliding block (8 c 1) capable of sliding in the second sliding groove (8 b 3) is arranged on the fourth baffle plate (8 c), and the sliding block (8 c 1) slides in the second sliding groove (8 b 3) so that the fourth baffle plate (8 c) horizontally slides in the third baffle plate (8 b); the top of one side surface of the fourth baffle plate (8 c) is also provided with a plurality of second positioning grooves (8 c 2) which are arranged along the horizontal direction of the side surface, the second positioning grooves (8 c 2) correspond to the first positioning grooves (8 b 4), and the positioning cone (8 b 5) can be clamped into the first positioning grooves (8 b 4) and the second positioning grooves (8 c 2) at the same time.
9. An electricity meter box with anti-seismic heat dissipation performance according to claim 2, characterized in that a plurality of temperature sensors (9) are fixedly arranged on the electricity meter board (2), the temperature sensors (9) are used for detecting the temperature of the electricity meter board (2) and the electricity meter on the electricity meter board (2), and the temperature sensors (9) are connected with the heat dissipation fan (6) through a controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110337377.6A CN113138300B (en) | 2021-03-30 | 2021-03-30 | Ammeter case with antidetonation heat dispersion |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110337377.6A CN113138300B (en) | 2021-03-30 | 2021-03-30 | Ammeter case with antidetonation heat dispersion |
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| Publication Number | Publication Date |
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| CN113138300A CN113138300A (en) | 2021-07-20 |
| CN113138300B true CN113138300B (en) | 2024-01-30 |
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| CN109164885A (en) * | 2018-08-24 | 2019-01-08 | 郑州极致科技有限公司 | A kind of antidetonation machine box for server |
| CN210431458U (en) * | 2019-10-22 | 2020-04-28 | 呼和浩特职业学院 | Gateway device for intelligent data acquisition |
| CN110797773A (en) * | 2019-11-20 | 2020-02-14 | 苏州家乐喜电器制造有限公司 | Electricity meter box device for preventing electricity stealing |
| CN212229012U (en) * | 2020-04-03 | 2020-12-25 | 睿达智能科技(天津)有限公司 | Industrial electricity meter box |
| CN211829805U (en) * | 2020-05-19 | 2020-10-30 | 谢恩 | Heat dissipation and shock absorption device for coal mine electrical equipment |
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| CN113138300A (en) | 2021-07-20 |
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Effective date of registration: 20231227 Address after: Shop P4, first floor, No.18 Hujing Road, Chancheng District, Foshan City, Guangdong Province Applicant after: Foshan Haoxiang Electric Appliance Co.,Ltd. Address before: 046000 No.1 Taihang West Street, Luzhou District, Changzhi City, Shanxi Province Applicant before: Fan Cheng |
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