CN207445392U - The sensor device that a kind of field uses - Google Patents

Abstract

The utility model discloses the sensor devices that a kind of field uses,Including protective shell,Sensor body,The roof of protective shell is fixed with a storage tank,Dry powder fire extinguishing agent is provided in storage tank,Carbon dioxide is also filled in storage tank,The outer wall of storage tank is fixed with the dry powder extended to outside protective shell and adds in tube body,The import that dry powder adds in tube body has been connected through a screw thread a sealing cover,The bottom of storage tank is fixed with the gas extended to outside protective shell and adds in pipe,Gas adds on pipe and is equipped with breather check valve,The bottom of storage tank is fixed with the ejiction opening connected with storage tank inner cavity,The bottom removable cover of ejiction opening is equipped with a cover board,The both sides that the bottom of storage tank is located at ejiction opening are respectively fixed with a connection batten,The bottom of two blocks of connection battens is connected by a lateral blocks,The top of lateral blocks is connected with picking-up seat by a vertical jacking part,It holds up and is provided with a temperature sensing glass ball between seat and cover board.Its advantage is：It is highly practical, security performance is high.

Description

The sensor device that a kind of field uses

Technical field

The utility model is related to the sensor devices that a kind of field uses.

Background technology

In order to measure some climatic datas in field（Such as temperature, humidity etc.）It is frequently necessary to use sensor, existing biography Sensor is placed in outdoor for a long time, and electric elements inside easily by humidity corrosion, be easy to cause short circuit and generates spark, the weeds in field Easily being lighted by spark causes the generation of fire, it is therefore necessary to design the sensor device that a kind of special field uses.

Utility model content

Problem to be solved in the utility model is to provide the sensor that a kind of field highly practical, that security performance is high uses Device.

In order to solve the above-mentioned technical problem, the technical solution adopted in the utility model is：The sensor that a kind of field uses Device including the protective shell that front is opening, is equipped with sensor body in the protective shell, is fixed in the protective shell logical Cross the binding post that conducting wire is electrically connected with the sensor body, which is characterized in that the roof of the protective shell is fixed with one and deposits Storage tank is provided with dry powder fire extinguishing agent in the storage tank, carbon dioxide, the storage tank is also filled in the storage tank Outer wall be fixed with and extend to dry powder outside the protective shell and add in tube body, the import that the dry powder adds in tube body is connected by screw thread A sealing cover is connected to, the bottom of the storage tank is fixed with the gas extended to outside the protective shell and adds in pipe, and the gas adds Enter and breather check valve is installed on pipe, the bottom of the storage tank is fixed with the ejiction opening connected with the storage tank inner cavity, institute The bottom removable cover for stating ejiction opening is equipped with a cover board, and the both sides that the bottom of the storage tank is located at the ejiction opening are respectively fixed with One connection batten, the bottom of two blocks of connection battens are connected by a lateral blocks, and the top of the lateral blocks is vertical by one Jacking part is connected with picking-up seat, and a temperature sensing glass ball is provided between the picking-up seat and the cover board.

Preferably, the sensor device that above-mentioned field uses, wherein the outer wall of the protective shell be fixed with it is at least one Mounting ear is provided with mounting hole on the mounting ear.

Preferably, the sensor device that above-mentioned field uses, wherein being provided with one layer of sealing rubber at the top of the cover board Skin.

Preferably, the sensor device that above-mentioned field uses, wherein the vertical jacking part includes being fixed on the horizontal stroke Bottom plate at the top of block, be fixed at the top of the bottom plate it is vertical accommodate pipe, be fixed on the vertical top plate for accommodating tube top portion, The portable pillar that top is connected with the picking-up seat, vertical accommodate in pipe are vertically provided with one first helical gear, edge The second helical gear that is horizontally arranged and being engaged with first helical gear is fixed on first helical gear and extends to institute The vertical rotation axis accommodated outside pipe is stated, the end of the rotation axis is fixed with driving nut, and the second helical gear top is consolidated Surely there is a vertical thread spindle, screw thread is equipped with drive block on the vertical thread spindle, and the bottom of the portable pillar passes through the top plate And it is connected with the drive block.

Preferably, the sensor device that above-mentioned field uses, wherein the bottom plate is located in the vertical receiving pipe Top is fixed with a bearing, and the second helical gear bottom is fixed with the support shaft being connected with the bearing inner race.

The utility model has the technical effect that：When spontaneous combustion occurs for sensor body, around temperature sensing glass ball Temperature can raise, when the temperature on temperature sensing glass ball periphery reaches the explosion temperature of temperature sensing glass ball, temperature sensing glass ball is automatic Explosion, cover board can be fallen, and dry powder fire extinguishing agent sprays under the driving of carbon dioxide from ejiction opening puts out a fire, it is therefore prevented that sensor The spontaneous combustion of body and light field weeds and bring fire, such design safety performance is high；By adjusting the height of vertical jacking part It can drive and hold up seat up and down motion, and then adjust and hold up the distance between seat and cover board, be adapted to different temperature sensing glass balls Size so that the utility model is more practical.

Description of the drawings

Fig. 1 is the structure diagram of the utility model；

Fig. 2 is the structure diagram for jacking part in Fig. 1 vertically；

Fig. 3 is the longitudinal sectional view of Fig. 1 cover plates；

Fig. 4 is to accommodate the A-A of pipe in Fig. 2 vertically to structure diagram.

Specific embodiment

Below in conjunction with attached drawing, specific embodiment of the present utility model is further described, so that the utility model Technical solution be more readily understood and grasp.

As shown in Figure 1,2,3, 4, the sensor device that a kind of field uses including the protective shell 11 that front is opening, is protected The outer wall of protective case 1 is welded with multiple mounting ears 12, and mounting hole 13 is provided on mounting ear 12, and so design is so that the utility model It installs more convenient.Sensor body 14 is equipped with by screw in protective shell 11, sensor body 14 is temperature sensor Or humidity sensor.The binding post 16 being electrically connected by conducting wire 15 and sensor body 14 is fixed in protective shell 11.

The roof of protective shell 1 is fixed with a storage tank 21 by screw, and dry powder fire extinguishing agent is provided in storage tank 21, storage Carbon dioxide is also filled in tank 21, the outer wall of storage tank 21 is fixed with the dry powder extended to outside protective shell 1 and adds in tube body 22, the import that dry powder adds in tube body 22 has been connected through a screw thread a sealing cover 23, and the bottom of storage tank 21, which is fixed with, extends to guarantor Gas outside protective case 1 adds in pipe 24, and gas adds on pipe 24 and is equipped with breather check valve 25.

The bottom of storage tank 21 is fixed with the ejiction opening 26 connected with 21 inner cavity of storage tank, the bottom removable cover of ejiction opening 26 Equipped with a cover board 27, the top of cover board 27 is adhesive with one layer of sealed rubber 28, so design so that the sealing performance of cover board 27 obtains To raising.

The both sides that the bottom of storage tank 21 is located at ejiction opening 26 are respectively welded a connection batten 29, two blocks of connection battens 29 Bottom connected by a lateral blocks 30, lateral blocks 30 be connected batten 29 using welding by the way of connect.The top of lateral blocks 30 Portion is connected with by a vertical jacking part 4 and holds up seat 7, is held up and is provided with a temperature sensing glass ball 8, temperature-sensitive between seat 7 and cover board 27 The explosion temperature of glass marble 8 is 68 DEG C.

Vertical jacking part 4 in the utility model includes being fixed by screws in bottom plate 41, the welding at 30 top of lateral blocks The top of bottom plate 41 it is vertical accommodate pipe 42, be welded on the vertical top plate 43 for accommodating 42 top of pipe, top is connected with picking-up seat 7 Portable pillar 44, vertical accommodate vertically are provided with one first helical gear 45, horizontally disposed and with first in pipe 42 The second helical gear 46 that helical gear 45 engages is welded on the first helical gear 45 and extends to the vertical rotation axis accommodated outside pipe 42 47.Rotation axis 47 shifts on receiving pipe 42 vertically in order to prevent, and the outer wall of rotation axis 47 is located at the vertical inside for accommodating pipe 42 Anti-displacement set 200 is respectively welded with outside.Rotation axis is located at the vertical end for accommodating pipe 42 and is welded with driving nut 48, the The top of two helical gears 46 is welded with vertical thread spindle 49, and screw thread is equipped with drive block 50, portable pillar 44 on vertical thread spindle 49 Bottom through top plate 43 and being welded with drive block 50.User, which rotates driving nut 48, can drive the first helical gear 45, second Helical gear 46 rotates, and then vertical thread spindle 49 is driven to rotate, since drive block 50 and vertical thread spindle 49 are connected through a screw thread, So that drive block 50 slides on vertical thread spindle 49, then portable pillar 44 is driven to move up and down, which achieves vertical jackings The height of part 4 is adjusted, and is easy to use.The inner wall for wherein accommodating pipe 42 vertically is set along the vertical length direction for accommodating pipe 42 There are two vertical elongated slots 81, the outer wall of drive block 50 is fixed with two pieces of protrusive boards 82, and protrusive board 82 is slided with corresponding vertical elongated slot 81 Connection, so design are so that drive block 50 moves up and down more steadily.

Bottom plate 41 is located at the vertical top accommodated in pipe 42 and is fixed with a bearing 91, the bottom of the second helical gear 46 by screw Portion is welded with the support shaft 92 being connected with 91 inner ring of bearing, so design so that the structure of the utility model is firmer.

Certainly, the above is only the preferred embodiments of the present utility model only, and therefore, it does not limit the patents of the utility model Scope, all with the utility model specification and schema content institute, simply modification and equivalent structure change for it, should all similarly wrap It is contained within the scope of patent protection of the utility model.

Claims (5)

1. including the protective shell that front is opening, sensing is equipped in the protective shell for the sensor device that a kind of field uses Device body is fixed with the binding post being electrically connected by conducting wire and the sensor body in the protective shell, it is characterised in that： The roof of the protective shell is fixed with a storage tank, and dry powder fire extinguishing agent is provided in the storage tank, is also filled out in the storage tank Filled with carbon dioxide, the outer wall of the storage tank is fixed with the dry powder extended to outside the protective shell and adds in tube body, described The import that dry powder adds in tube body has been connected through a screw thread a sealing cover, and the bottom of the storage tank, which is fixed with, extends to the protection Gas outside shell adds in pipe, and the gas adds on pipe and is equipped with breather check valve, and the bottom of the storage tank is fixed with and institute The ejiction opening of storage tank inner cavity connection is stated, the bottom removable cover of the ejiction opening is equipped with a cover board, the bottom position of the storage tank A connection batten is respectively fixed in the both sides of the ejiction opening, the bottom of two blocks of connection battens is connected by a lateral blocks It connects, the top of the lateral blocks is connected with picking-up seat by a vertical jacking part, is set between the picking-up seat and the cover board There is a temperature sensing glass ball.

2. the sensor device that field according to claim 1 uses, it is characterised in that：The outer wall of the protective shell is fixed There is at least one mounting ear, mounting hole is provided on the mounting ear.

3. the sensor device that field according to claim 1 uses, it is characterised in that：It is provided at the top of the cover board One layer of sealed rubber.

4. the sensor device that field according to claim 1 uses, it is characterised in that：The vertical jacking part includes solid Vertical accommodate for be scheduled on the bottom plate at the top of the lateral blocks, being fixed at the top of the bottom plate manages, is fixed on the vertical receiving pipe The top plate at top, top and the portable pillar for holding up seat and be connected, it is described it is vertical accommodate manage in be vertically provided with one the One helical gear, horizontally disposed and the second helical gear for being engaged with first helical gear, it is solid on first helical gear Surely have and extend to the vertical rotation axis accommodated outside pipe, the end of the rotation axis is fixed with driving nut, and described second tiltedly The top of gear is fixed with vertical thread spindle, and screw thread is equipped with drive block, the bottom of the portable pillar on the vertical thread spindle It is connected through the top plate and with the drive block.

5. the sensor device that field according to claim 4 uses, it is characterised in that：The bottom plate is located at described vertical The top accommodated in pipe is fixed with a bearing, and the second helical gear bottom is fixed with the support being connected with the bearing inner race Axis.