CN215299111U - Pressure switch with protection device - Google Patents
Pressure switch with protection device Download PDFInfo
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- CN215299111U CN215299111U CN202120915218.5U CN202120915218U CN215299111U CN 215299111 U CN215299111 U CN 215299111U CN 202120915218 U CN202120915218 U CN 202120915218U CN 215299111 U CN215299111 U CN 215299111U
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Abstract
The utility model relates to a pressure switch technical field especially relates to a pressure switch with protection device, including the pressure switch body, be located the connecting rod of pressure switch body below, locate the outside box of pressure switch body, rotate the chamber door of being connected with the box, locate the bottom half and locate with the connecting rod adaptive hole of dodging and symmetry and dodge the hole both sides and with bottom half fixed connection's supporting mechanism, supporting mechanism include with the diapire fixed connection's of box bracing piece, locate the bracing piece below and with bracing piece fixed connection's left semi-ring and with the right semi-ring adaptive right side ring, the pressure switch body passes through the connecting rod and installs on the pipeline, left side semi-ring and right semi-ring are fixed in the both sides of pipeline respectively, and pass through bolt fixed connection respectively above that and below. The utility model discloses can prevent that other people from carrying out the maloperation, prevent simultaneously that dust from entering into and causing the damage to the pressure switch body in the box.
Description
Technical Field
The utility model relates to a pressure switch technical field especially relates to a pressure switch with protection device.
Background
The pressure switch adopts a pressure sensor and a transmitting circuit with high precision and high stability, and then realizes the detection, display, alarm and control signal output of medium pressure signals through a special CPU modular signal processing technology. The elastic elements adopted by the pressure switch comprise a single-ring spring tube, a diaphragm box, a corrugated tube and the like. The pressure gauge can be widely used for measuring and controlling the gauge pressure and the absolute pressure of various gases and liquids in the fields of petroleum, chemical industry, metallurgy, electric power, water supply and the like, and is an ideal intelligent measuring and controlling instrument for industrial fields.
In the prior art, a pressure switch is not provided with a protection device, and when the pressure switch is used, an adjusting knob is easily operated by a person by mistake, so that the set pressure value is changed, and the normal opening and closing of the pressure switch on a pipeline are influenced; meanwhile, dust is easily accumulated in the pressure switch in the using process, so that electric elements in the pressure switch are damaged, and the normal operation of the pressure switch is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that overcome exist among the prior art not enough, provide a pressure switch with protection device.
The utility model discloses a realize through following technical scheme:
the utility model provides a pressure switch with protection device, includes the pressure switch body, is located the connecting rod of pressure switch body below, locate the outside box of pressure switch body, with the box rotates the chamber door of connecting, locates bottom half and with the hole and the symmetry of dodging that the connecting rod suited locate dodge the hole both sides and with bottom half fixed connection's supporting mechanism, supporting mechanism include with the diapire fixed connection's of box bracing piece, locate bracing piece below and with bracing piece fixed connection's left semi-ring and with the right semi-ring that the left semi-ring suited, the pressure switch body passes through the connecting rod and installs on the pipeline, left semi-ring and right semi-ring are fixed in respectively the both sides of pipeline, and its top and below are respectively through bolt fixed connection.
Preferably, one side of the box door, which is close to the bottom wall of the box body, is provided with a baffle plate which is matched with the avoiding hole and the connecting rod, and the baffle plate is fixedly connected with the box door.
Preferably, one side of the box body is provided with an adjusting device, and the adjusting device comprises an opening arranged on the side wall of the box body, a bin door arranged at the opening and adapted to the opening, and a handle arranged on the bin door.
Preferably, one side of the box body, which is far away from the adjusting device, is provided with a heat dissipation device, wherein the heat dissipation device comprises a motor fixedly connected with the outer side of the box body, an impeller fixedly connected with an output shaft of the motor and arranged in the box body, blades uniformly arranged on the impeller and fixedly connected with the impeller, and a heat dissipation port arranged at the top of the box body.
Preferably, the heat dissipation opening is provided with a dustproof filter screen.
Preferably, the bilateral symmetry of thermovent is equipped with the support, the top of thermovent be equipped with support fixed connection's rain-proof cover.
The utility model has the advantages that:
the pressure switch body is covered in the box body, so that the misoperation of an adjusting knob on the pressure switch body by other people is prevented, the normal opening and closing of the pressure switch body on a pipeline are avoided being influenced, and when the pressure switch body needs to be adjusted, the cabin door can be opened through the adjusting device, so that the adjusting knob on the pressure switch body can be conveniently adjusted; meanwhile, under the action of the box body, the box door and the baffle, external dust is prevented from entering the pressure switch body, and the normal operation of the pressure switch body is prevented from being influenced; and accelerate to discharge the heat that the pressure switch body produced to the box outside under heat abstractor's effect, avoid pressure switch to be burnt out because of overheated.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a left side view structure diagram of the present invention.
Fig. 3 is a schematic top view of the connection mechanism of the avoiding hole and the baffle of the present invention.
In the figure: 1. the pressure switch comprises a pressure switch body, a box body, a motor, an impeller, a blade, a supporting rod, a right half ring, a bolt, a relief hole, an adjusting knob, a bin door, a handle, an opening, a heat dissipation opening, a dustproof filter screen, a support, a rainproof cover, a connecting rod, a box door, a baffle, a left half ring, a pipeline and a bottom wall, wherein the impeller is arranged at 4 degrees, the blade is arranged at 5 degrees, the supporting rod is arranged at 7 degrees, the right half ring is arranged at 8 degrees, the relief hole is arranged at 9 degrees, the adjusting knob is arranged at 10 degrees, the bin door is arranged at 11 degrees, the handle is arranged at 12 degrees, the opening is arranged at 13 degrees, the heat dissipation opening is arranged at 14 degrees, the dustproof filter screen is arranged at 15 degrees, the support is arranged at 17 degrees, the rainproof cover is arranged at 18 degrees, the connecting rod is arranged at 19 degrees, the bin door is arranged at 20 degrees, the baffle is arranged at 21 degrees, the left half ring, the pipeline is arranged at 22 degrees, and the bottom wall.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the present invention will be further described in detail with reference to the accompanying drawings and preferred embodiments.
As shown in the figures, the pressure switch with the protection device of the utility model comprises a pressure switch body 1, a connecting rod 18 positioned below the pressure switch body 1, a box body 2 arranged outside the pressure switch body 1, a box door 19 rotatably connected with the box body 2, a avoiding hole 9 arranged at the bottom of the box body 2 and adapted to the connecting rod 18, and a supporting mechanism symmetrically arranged at two sides of the avoiding hole 9 and fixedly connected with the bottom of the box body 2, wherein the supporting mechanism comprises a supporting rod 6 fixedly connected with the bottom wall 23 of the box body 2, a left half ring 21 arranged below the supporting rod 6 and fixedly connected with the supporting rod 6, and a right half ring 7 adapted to the left half ring 21, the pressure switch body 1 is arranged on a pipeline 22 through the connecting rod half ring 18, the left half ring 21 and the right half ring 7 are respectively fixed at two sides of the pipeline 22, and the upper part and the lower part of the upper part are fixedly connected through bolts 8 respectively. Be convenient for under the effect of box 2, cover pressure switch body 1 in box 2, prevent that other people from carrying out the maloperation to pressure switch body 1, prevent simultaneously that the dust from entering into box 2 inside causes the damage to the inside electric elements of pressure switch body 1.
Preferably, a baffle 20 corresponding to the avoiding hole 9 and the connecting rod 18 is arranged on one side of the bottom wall 23 of the box body 2, which is close to the box door 19, and the baffle 20 is fixedly connected with the box door 19. After the avoiding hole 9 at the bottom of the box body 2 is sleeved on the connecting rod 18, the box door 19 and the baffle 20 are used for preventing external dust from entering the pressure switch body 1 through the avoiding hole 9, and damage to an electric element inside the pressure switch body 1 is avoided.
Preferably, one side of the box body 2 is provided with an adjusting device, and the adjusting device comprises an opening 13 opened on the side wall of the box body 2, a bin door 11 arranged at the opening 13 and adapted to the opening 13, and a handle 12 arranged on the bin door 11. When the set value of the pressure switch body 1 needs to be adjusted under the action of the adjusting device, the bin door 11 can be opened and the adjusting knob on the pressure switch body 1 can be adjusted at the opening 13 by pulling the handle 12.
Preferably, one side of the box body 2, which is far away from the adjusting device, is provided with a heat dissipation device, and the heat dissipation device comprises a motor 3 fixedly connected with the outer side of the box body 2, an impeller 4 fixedly connected with an output shaft of the motor 3 and arranged in the box body 2, blades 5 uniformly arranged on the impeller 4 and fixedly connected with the impeller 4, and a heat dissipation port 14 arranged at the top of the box body 2. The impeller 4 is driven to rotate by the rotation of the motor 3 under the action of the heat dissipation device, and the blades 5 are driven to rotate by the impeller 4, so that the flow of hot air in the box body 1 is accelerated, the hot air is discharged from the heat dissipation port 14, and the pressure switch body 1 is prevented from being burnt due to overheating.
Preferably, a dustproof filter screen 15 is arranged at the heat dissipation port 14. It is convenient for under the effect of dustproof filter screen 15, prevent that the outside dust of box 2 enters into inside the box 2 through thermovent 14 to avoid the dust to enter into inside the pressure switch body 1 and cause the damage to the electrical component in the pressure switch body 1.
Preferably, brackets 16 are symmetrically arranged on two sides of the heat dissipation opening 14, and a rain cover 17 fixedly connected with the brackets 16 is arranged above the heat dissipation opening 14. Be convenient for under the effect of rain-proof cover 17, prevent that the rainwater from entering through thermovent 14 in the box 2, and to cause the damage pressure switch body 1.
When the pressure switch works, the pressure switch body 1 is installed on a pipeline 22 through the connecting rod 18, the avoidance hole 9 in the bottom wall 23 of the box body 2 penetrates through the connecting rod 18, the box door 19 is rotated, the baffle 20 is buckled at the avoidance hole 9, the left half ring 21 is attached to one side of the pipeline 22 at the moment, the right half ring 7 is attached to the other side of the pipeline 22 and aligned with the left half ring 21, the left half ring 21 and the right half ring 7 are fixed through bolts, namely, the box body 2 is fixed on the pipeline 22, and when the set value of the pressure switch body 1 needs to be adjusted, the cabin door 11 is opened by pulling the handle 12, and the adjusting knob 10 on the pressure switch body 1 is adjusted at the opening 13; the heat generated by the operation of the pressure switch body 1 accelerates the air flow under the action of the blades 5 and is discharged out of the tank through the heat-radiating port 14.
The pressure switch body is covered in the box body, so that the misoperation of an adjusting knob on the pressure switch body by other people is prevented, the normal opening and closing of the pressure switch body on a pipeline are avoided being influenced, and when the pressure switch body needs to be adjusted, the cabin door can be opened through the adjusting device, so that the adjusting knob on the pressure switch body can be conveniently adjusted; meanwhile, under the action of the box body, the box door and the baffle, external dust is prevented from entering the pressure switch body, and the normal operation of the pressure switch body is prevented from being influenced; and accelerate to discharge the heat that the pressure switch body produced to the box outside under heat abstractor's effect, avoid pressure switch to be burnt out because of overheated.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (6)
1. A pressure switch with a protection device is characterized in that: including the pressure switch body, be located the connecting rod of pressure switch body below, locate the outside box of pressure switch body, with the box rotates the chamber door of connecting, locates bottom half and with the hole and the symmetry of dodging that the connecting rod suited locate dodge the hole both sides and with bottom half fixed connection's supporting mechanism, supporting mechanism include with the diapire fixed connection's of box bracing piece, locate bracing piece below and with bracing piece fixed connection's left semi-ring and with the right semi-ring that left semi-ring suited, the pressure switch body passes through the connecting rod and installs on the pipeline, left semi-ring and right semi-ring are fixed in respectively the both sides of pipeline, and its top and below are respectively through bolt fixed connection.
2. A pressure switch with a protection device according to claim 1, characterized in that: one side of the box door, which is close to the bottom wall of the box body, is provided with a baffle plate which is matched with the avoiding hole and the connecting rod, and the baffle plate is fixedly connected with the box door.
3. A pressure switch with a protection device according to claim 2, characterized in that: one side of the box body is provided with an adjusting device, and the adjusting device comprises an opening arranged on the side wall of the box body, a bin door arranged at the opening and matched with the opening, and a handle arranged on the bin door.
4. A pressure switch with a protection device according to claim 3, characterized in that: one side of the box body, which is far away from the adjusting device, is provided with a heat dissipation device, wherein the heat dissipation device comprises a motor fixedly connected with the outer side of the box body, an impeller fixedly connected with an output shaft of the motor, blades uniformly arranged on the impeller and fixedly connected with the impeller, and a heat dissipation opening arranged at the top of the box body.
5. A pressure switch with a protection device according to claim 4, characterized in that: and a dustproof filter screen is arranged at the heat dissipation opening.
6. A pressure switch with a protection device according to claim 5, characterized in that: the bilateral symmetry of thermovent is equipped with the support, the top of thermovent be equipped with support fixed connection's rain-proof cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120915218.5U CN215299111U (en) | 2021-04-29 | 2021-04-29 | Pressure switch with protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120915218.5U CN215299111U (en) | 2021-04-29 | 2021-04-29 | Pressure switch with protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215299111U true CN215299111U (en) | 2021-12-24 |
Family
ID=79538746
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120915218.5U Active CN215299111U (en) | 2021-04-29 | 2021-04-29 | Pressure switch with protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215299111U (en) |
-
2021
- 2021-04-29 CN CN202120915218.5U patent/CN215299111U/en active Active
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