CN218097727U

CN218097727U - Mining ann's type altimeter

Info

Publication number: CN218097727U
Application number: CN202222441312.9U
Authority: CN
Inventors: 伍正辉; 侯飞; 陈明
Original assignee: SHANGHAI ZHAOHUI PRESSURE APPARATUS CO Ltd
Current assignee: SHANGHAI ZHAOHUI PRESSURE APPARATUS CO Ltd
Priority date: 2022-09-15
Filing date: 2022-09-15
Publication date: 2022-12-20
Anticipated expiration: 2032-09-15

Abstract

The utility model discloses a mining ann's type altimeter, it includes first casing, second casing, coupling hose, altitude mixture control subassembly and breather valve, coupling hose's both ends connect respectively in first casing with the second casing and with first casing with the second casing is linked together, altitude mixture control subassembly includes interconnect's sensor end and sensing probe end, the sensor end set up in the first casing, sensing probe end set up in the second casing, the breather valve set up in on the second casing, through the breather valve is so that the inside and the outside atmosphere of second casing are linked together. The utility model discloses a mining ann's type altimeter makes the inside and outside atmosphere of second casing, coupling hose and first casing be linked together through the breather valve, makes height detecting assembly's sensing probe end and sensor end and atmosphere UNICOM to guarantee the high accuracy measurement of mining ann's type altimeter.

Description

Mining ann's type altimeter

Technical Field

The utility model relates to a mining ann's type altimeter.

Background

The mining intrinsic safety type altimeter is a mining hydraulic support lifting displacement monitoring instrument, utilizes the change of the pressure intensity of an oil body at the vertical height, detects the medium conduction and the internal conversion through a probe, and transmits height data through a standard RS485 protocol.

At present, the sensing probe end in the mining intrinsic safety type altimeter is hermetically arranged in the shell and is not communicated with the external atmosphere, so that the altitude measurement is easily influenced by the air pressure in the shell, and the measurement accuracy of a product is poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the above-mentioned not enough of current existence, the utility model provides a mining ann's type altimeter.

The utility model discloses a realize through following technical scheme:

the utility model provides a mining ann's type altimeter, its includes first casing, second casing, coupling hose, height detection subassembly and ventilative valve, coupling hose's both ends connect respectively in first casing with the second casing and with first casing with the second casing is linked together, height detection subassembly includes interconnect's sensor end and sensing probe end, the sensor end set up in the first casing, sensing probe end set up in the second casing, ventilative valve set up in on the second casing, through ventilative valve so that the inside and the outside atmosphere of second casing are linked together.

Further, mining ann's type altimeter still includes modulate circuit, modulate circuit set up in the first casing, sensor end electric connection in modulate circuit, the encapsulating is filled in the first casing.

Furthermore, the mining intrinsic safety type altimeter further comprises two plug-in seats, the two plug-in seats are respectively connected to the first shell and the second shell, and the conditioning circuit is electrically connected to the two plug-in seats.

Further, glue is filled in the second shell.

Furthermore, the end of the sensing probe comprises a joint, a probe, a corrugated diaphragm and a retainer ring, wherein the joint, the probe, the corrugated diaphragm and the retainer ring are all positioned in the second shell, the joint is connected in the second shell, one end of the probe is connected in the joint, and the corrugated diaphragm and the retainer ring are both connected in the other end of the probe.

Further, the sensor end comprises a diffused silicon core and a core seat, the diffused silicon core and the core seat are both located in the first shell, one end of the core seat is connected into the first shell, and the diffused silicon core is connected into the other end of the core seat.

Furthermore, the height detection assembly further comprises a pressure pipe and two process pipes, the pressure pipe penetrates through the connecting hose, two ends of the pressure pipe are respectively connected to the joint and the core body seat, the two process pipes are respectively connected to the joint and the core body seat, and the sensor end, the sensing probe end, the pressure pipe and the two process pipes are communicated with each other.

Further, the materials of the first shell and the second shell are stainless steel.

Further, the coupling hose includes rubber hose, two hose nipple and two sealed pads, rubber hose's both ends are connected respectively in two hose nipple, and two sealed pad is pressed respectively and is located rubber hose's both ends and two between the hose nipple, two hose nipple connect respectively in first casing with the second casing.

Furthermore, the first shell and the second shell both comprise a shell body and two cover plates, and the two cover plates are respectively connected to two ends of the shell body through fastening screws, so that an accommodating cavity is formed between the shell body and the two cover plates.

The beneficial effects of the utility model reside in that:

1. the utility model discloses a mining ann's type altimeter makes the inside and the outside atmosphere of second casing, coupling hose and first casing be linked together through the breather valve, makes height detecting component's sensing probe end and sensor end and atmosphere UNICOM to guarantee the high accuracy measurement of mining ann's type altimeter.

2. The utility model discloses a mining ann's type altimeter's mining essence safety type, explosion-proof sign is "Ex ib I Mb".

3. The utility model discloses a mining ann's type altimeter has very high dustproof and waterproof ability, and the protection level can reach IP66, can stop dust or water smoke entering product inside influence circuit stability, guarantees the long-term reliable and stable operation of product, increases product life.

4. The utility model discloses a mining ann's type altimeter adopts imported high accuracy diffusion silicon core can make measurement accuracy be superior to 0.25F.S.

5. The utility model discloses an inside modulate circuit and plug-in components seat of mining ann's type altimeter adopt the encapsulating to fill the design, for preventing unexpected intaking, guarantee the long-term stable reliable operation of product.

6. The utility model discloses a mining ann's type altimeter adopts the rubber hose design that accords with coal ann's authentication.

7. The utility model discloses a first casing, second casing, sensor end and the design of sensing probe end adoption square stainless steel casing of mining ann's type altimeter, both corrosion-resistant, the product installation of being convenient for again (side dress and flush mounting), improve the stability of product installation, guarantee the long-term reliable and stable operation of product.

8. The mining intrinsic safety type altimeter of the utility model has very high height measurement range, and can meet the requirements of all common mining hydraulic supports;

9. the utility model discloses a sensor end and the sensing probe end of mining ann's type altimeter irritate silicon oil through the connecting pipe, along with the change of probe height, the also corresponding emergence of oil body vertical height pressure changes.

Drawings

Fig. 1 is the utility model discloses the internal structure schematic diagram of mining ann's type altimeter.

Fig. 2 is an internal schematic view of the height detecting assembly according to the embodiment of the present invention.

Fig. 3 isbase:Sub>A schematic view of the internal structure of fig. 1 taken along the directionbase:Sub>A-base:Sub>A.

Fig. 4 is a schematic view of the internal structure of fig. 1 taken along the direction B-B.

Description of reference numerals:

connecting hose 1

Rubber hose 11

Hose connector 12

Gasket 13

First housing 2

Shell body 21

Cover plate 22

Second housing 3

Height detection assembly 4

Sensor terminal 41

Diffused silicon core 411

Core holder 412

Sensing probe tip 42

Joint 421

Probe 422

Corrugated diaphragm 423

Retaining ring 424

Pressure guiding pipe 43

Process tube 44

Vent valve 5

Conditioning circuit 6

Plug-in component seat 7

Gas-guide tube 8

Four-core wire 9

Plug 10

Detailed Description

The following description of the embodiments refers to the accompanying drawings, which are included to illustrate specific embodiments in which the invention may be practiced.

As shown in fig. 1, 2, 3 and 4, the present embodiment discloses a mining intrinsic safety type altimeter, which includes a connection hose 1, a first housing 2, a second housing 3, a height detection assembly 4 and a vent valve 5, two ends of the connection hose 1 are respectively connected to the first housing 2 and the second housing 3 and communicated with the first housing 2 and the second housing 3, the height detection assembly 4 includes a sensor end 41 and a sensing probe end 42 that are connected to each other, the sensor end 41 is disposed in the first housing 2, the sensing probe end 42 is disposed in the second housing 3, the vent valve 5 is disposed on the second housing 3, and the interior of the second housing 3 is communicated with the external atmosphere through the vent valve 5.

The both ends of coupling hose 1 are linked together with first casing 2 and second casing 3 respectively, through setting up breather valve 5 on second casing 3, make the inside and the outside atmosphere of second casing 3 be linked together, make second casing 3 through breather valve 5 promptly, the inside and the outside atmosphere of coupling hose 1 and first casing 2 are linked together, make height detecting component 4's sensing probe end 42 and sensor end 41 and atmosphere UNICOM, effectively avoided easily receiving the influence of the inside atmospheric pressure of casing when measuring height, thereby guarantee the high accuracy measurement of mining ann's type altimeter.

The sensing probe end 42 comprises a joint 421, a probe 422, a corrugated diaphragm 423 and a retainer ring 424, the joint 421, the probe 422, the corrugated diaphragm 423 and the retainer ring 424 are all located in the second housing 3, the joint 421 is connected in the second housing 3, one end of the probe 422 is connected to the joint 421, and the corrugated diaphragm 423 and the retainer ring 424 are both connected to the other end of the probe 422. The joint 421, the probe 422 and the retainer ring 424 are made of stainless steel. The joint 421 is a capillary joint.

The sensor end 41 includes a diffused silicon core 411 and a core holder 412, the diffused silicon core 411 and the core holder 412 are both located in the first housing 2, one end of the core holder 412 is connected in the first housing 2, and the diffused silicon core 411 is connected inside the other end of the core holder 412. The core base 412 is made of stainless steel. The use of an inlet high precision diffused silicon core 411 for the diffused silicon core 411 may result in a measurement accuracy better than 0.25f.s. The air guide port of the diffusion silicon core 411 is guided into the connecting hose 1 through the air guide tube 8, so that the influence of the air pressure inside the shell is effectively avoided when the height is measured, and the high-precision measurement of the mining intrinsic safety type height meter is guaranteed.

The mining intrinsic safety type height gauge is a mining hydraulic support lifting displacement monitoring instrument, adopts a high-precision, high-sensitivity and high-stability diffusion silicon core body 411 as a sensitive element and an amplifying circuit to form an integrated structure, is matched with a rubber hose 11 conforming to coal safety certification, utilizes the change of oil body in vertical height pressure intensity, detects medium conduction through a probe 422, performs internal conversion, and transmits height data through a standard RS485 protocol. And simultaneously, the utility model discloses a mining intrinsically safe type of mining ann's type altimeter, explosion-proof sign are "Ex ib I Mb".

The height detection assembly 4 further comprises a pressure pipe 43 and two process pipes 44, wherein the pressure pipe 43 passes through the connection hose 1, two ends of the pressure pipe 43 are respectively connected to the joint 421 and the core seat 412, the two process pipes 44 are respectively connected to the joint 421 and the core seat 412, and the sensor end 41, the sensing probe end 42, the pressure pipe 43 and the two process pipes 44 are communicated with each other. Oil is filled through the two process pipes 44, the sensor end 41 and the sensing probe end 42 are filled with silicone oil through the pressure guide pipe 43, and the vertical height pressure of an oil body correspondingly changes along with the change of the height of the probe 422, so that the high-precision measurement of the mining intrinsic safety type height gauge is ensured. The utility model discloses a mining ann's type altimeter has very high height finding range, can satisfy all mining hydraulic support demands of commonly used.

The mining intrinsic safety type altimeter further comprises a conditioning circuit 6, the conditioning circuit 6 is arranged in the first shell 2, the sensor end 41 is electrically connected to the conditioning circuit 6, and glue is filled in the first shell 2. Through filling to first casing 2 is internal to the encapsulating and filling, wait to solidify the back make conditioning circuit 6, sensor end 41 will fix at first casing 2 to effectively prevent unexpected intake, guarantee the long-term reliable and stable operation of mining ann's type altimeter.

The mining intrinsic safety type height gauge further comprises two plug-in seats 7, the two plug-in seats 7 are respectively connected to the first shell 2 and the second shell 3, and the conditioning circuit 6 is electrically connected to the two plug-in seats 7. The mining intrinsic safety type height gauge further comprises a four-core lead 9, the four-core lead 9 penetrates through the connecting hose 1, and two ends of the four-core lead 9 are connected to the conditioning circuit 6 and the plug-in seat 7 respectively.

The second shell 3 is filled with glue. Through encapsulating to filling in the second casing 3, make plug-in components seat 7, sensing probe end 42 will fix in second casing 3 after waiting to solidify to effectively prevent unexpected into water, guarantee the long-term reliable and stable operation of mining ann's type altimeter.

The materials of the first and

second housings

2 and 3 are stainless steel. The utility model discloses a first casing 2, second casing 3, sensor end 41 and the sensing probe end 42 of mining ann's type altimeter adopt the design of square stainless steel casing, and both corrosion-resistant is convenient for the product installation again (side dress and flush mounting), improves the stability of product installation, guarantees the long-term stable reliable operation of product.

The connecting hose 1 comprises a rubber hose 11, two hose connectors 12 and two sealing gaskets 13, two ends of the rubber hose 11 are respectively connected to the two hose connectors 12, the two sealing gaskets 13 are respectively arranged between two ends of the rubber hose 11 and the two hose connectors 12 in a pressing mode, and the two hose connectors 12 are respectively connected to the first shell 2 and the second shell 3. Can strengthen sealed effect, realize through sealed pad 13 the utility model discloses a mining ann's type altimeter has very high dustproof and waterproof ability, and the protection level can reach IP66, can stop dust or water smoke entering product inside influence circuit stability, guarantees the long-term stable reliable operation of product, increases product life. Wherein, the utility model discloses a rubber hose 11 of mining ann's type altimeter adopts the rubber hose 11 design that accords with coal ann authentication.

The first housing 2 and the second housing 3 each include a housing body 21 and two cover plates 22, and the two cover plates 22 are connected to both ends of the housing body 21 by fastening screws, respectively, so that an accommodating cavity is formed between the housing body 21 and the two cover plates 22. In this embodiment, the cover plate 22 of the second casing 3 is provided with a mounting hole, and the ventilation valve 5 is provided in the mounting hole. The first shell 2 and the second shell 3 have the same shape and structure, and the mounting hole on the first shell 2 can be plugged by a plug 10.

When the mining intrinsic safety type height gauge of the embodiment is installed, firstly, the sealing gaskets 13 are arranged in the threaded holes of the movable joints at the two ends of the rubber hose 11, the two ends of the rubber hose 11 are respectively screwed on the two hose joints 12, the pressure guide pipe 43 penetrates through the connecting hose 1, the core seat 412 and the joint 421 are respectively screwed on the first shell 2 and the second shell 3, the two ends of the pressure guide pipe 43 are respectively welded on the core seat 412 and the joint 421, then, the two process pipes 44 are respectively welded on the core seat 412 and the joint 421, the diffusion silicon core 411 is arranged in the hole of the core seat 412, then, the diffusion silicon core 411 and the end surface gap of the core seat 412 are circumferentially welded, then, the corrugated membrane 423 is welded on the probe 422, the retainer ring 424 is welded on the probe 422, the probe 422 is welded on the joint 421, and then, oil is filled from the process pipes 44.

After oil filling is finished, hose connectors 12 at two ends of a connecting hose 1 are respectively welded on a first shell 2 and a second shell 3, a four-core lead 9 penetrates through the connecting hose 1 from a hole of the first shell 2 to a hole of the second shell 3 at the other end, two plug bases 7 are respectively arranged on the first shell 2 and the second shell 3 and are fixed on the first shell 2 and the second shell 3 through nuts, then the lead on the plug bases 7, the lead on a diffusion silicon core 411 and the four-core lead 9 are respectively connected to a conditioning circuit 6, an air duct 8 is led into a rubber hose 11 from an air guide port of the diffusion silicon core 411, the conditioning circuit 6 is fixed in the first shell 2 through a cross-slot pan head screw, the four-core lead 9 at the other end and the plug bases 7 are connected together through leads, then glue filling is respectively carried out on plug pieces in the two shell bodies 21, after A/B glue is solidified, two ends 22 are respectively fixed on the shell bodies 21 through hexagon socket head screws, a cover plate 10 is screwed in the hole of the first shell 2, and then a plug 5 is screwed in the hole of the second shell 3, and assembly is completed.

The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the invention, which is defined by the appended claims.

Claims

1. The mining intrinsic safety type altimeter is characterized by comprising a first shell, a second shell, a connecting hose, an altitude detection assembly and a vent valve, wherein two ends of the connecting hose are respectively connected with the first shell and the second shell and communicated with the first shell and the second shell, the altitude detection assembly comprises a sensor end and a sensing probe end which are connected with each other, the sensor end is arranged in the first shell, the sensing probe end is arranged in the second shell, the vent valve is arranged on the second shell, and the inside of the second shell is communicated with the external atmosphere through the vent valve.

2. The mining intrinsic safety type altimeter of claim 1, further comprising a conditioning circuit disposed within the first housing, the sensor end electrically connected to the conditioning circuit, and the first housing filled with potting compound.

3. The mining intrinsically safe altimeter of claim 2, further comprising two plug seats, the two plug seats being connected to the first housing and the second housing, respectively, the conditioning circuit being electrically connected to the two plug seats.

4. The mining intrinsically safe altimeter of claim 1, wherein the second housing is filled with potting compound.

5. The mining intrinsic safety type altimeter of claim 1, wherein said sensing probe end comprises a nipple, a probe, a bellow, and a retainer, said nipple, said probe, said bellow, and said retainer all being located within said second housing, said nipple being connected to said second housing, one end of said probe being connected to said nipple, said bellow and said retainer all being connected to the other end of said probe.

6. The mining intrinsic safety type altimeter of claim 5, wherein the sensor end comprises a diffused silicon core and a core seat, the diffused silicon core and the core seat both being located within the first housing, one end of the core seat being connected within the first housing, the diffused silicon core being connected to an interior of the other end of the core seat.

7. The mining intrinsic safety type altimeter of claim 6, wherein the altitude detecting assembly further comprises a pressure pipe passing through the connection hose and having two ends respectively connected to the joint and the core body seat, and two process pipes respectively connected to the joint and the core body seat, and wherein the sensor end, the sensing probe end, the pressure pipe, and the two process pipes are communicated with each other.

8. The mining intrinsically safe height gauge of claim 1, wherein the first housing and the second housing are both stainless steel.

9. The mining intrinsically safe altimeter of claim 1, wherein the connecting hose comprises a rubber hose, two hose connectors and two gaskets, two ends of the rubber hose are respectively connected to the two hose connectors, the two gaskets are respectively compressed between the two ends of the rubber hose and the two hose connectors, and the two hose connectors are respectively connected to the first housing and the second housing.

10. The mining intrinsically safe altimeter of claim 1, wherein the first and second housings each comprise a housing body and two cover plates, the two cover plates being respectively connected to both ends of the housing body by fastening screws such that a receiving cavity is formed between the housing body and the two cover plates.