CN210919185U - Engine pressure and temperature sensor device for mining trackless rubber-tyred vehicle - Google Patents

Abstract

An engine pressure and temperature sensor device for a mining trackless rubber-tyred vehicle comprises a sensor body (6) used for picking up engine lubricating oil pressure and temperature signals, a case shell device which is connected with the sensor body (6) and used for sealing the sensor body (6), a flame retardant cylinder (8) which is connected with the case shell device and is connected with a signal picking contact of the sensor body (6) in a holding way, the pressure and temperature signals are picked up in the engine lubricating oil tank through the sensor body (6) and the tank shell device, the communication between the engine lubricating oil and the signal pickup contact grid pore canal of the sensor body (6) is realized through the flame-retardant cylinder (8), therefore, the accuracy of signals picked up by the pressure and temperature sensors is improved, and the influence on the safety performance of the mining trackless rubber-tyred vehicle is prevented.

Description

Engine pressure and temperature sensor device for mining trackless rubber-tyred vehicle

Technical Field

The utility model relates to an engine lubricating oil pressure and temperature sensor device, especially an engine pressure and temperature sensor device for mining trackless rubber-tyred car.

Background

The mining trackless rubber-tyred vehicle is also popularized and applied more and more as an auxiliary transportation mode of a mine, the mining trackless rubber-tyred vehicle is convenient and quick to transport and large in transportation amount, and in order to ensure the safety performance of the mining trackless rubber-tyred vehicle, the pressure and temperature of lubricating oil of an engine need to be monitored, so that the pressure and temperature sensor device for the mining trackless rubber-tyred vehicle is an important mine part.

Disclosure of Invention

The object of the utility model is an engine pressure and temperature sensor device for mining trackless rubber-tyred car.

In order to overcome the technical defect, the utility model aims at providing an engine pressure and temperature sensor device for mining trackless rubber-tyred car have consequently improved the precision that pressure and temperature sensor picked up the signal, prevent to produce the influence to mining trackless rubber-tyred car's security performance.

In order to achieve the purpose, the utility model adopts the technical proposal that: the sensor comprises a sensor body for picking up signals of the pressure and the temperature of lubricating oil of an engine, a case device which is arranged to be connected with the sensor body and used for sealing the sensor body, and a flame-retardant cylinder which is arranged to be connected with the case device and arranged to be in accommodation connection with a signal picking contact of the sensor body.

The sensor body, the case shell device and the fire-resisting cylinder are designed, pressure and temperature signals are picked up in the engine lubricating oil tank through the sensor body and the case shell device, engine lubricating oil is communicated with a signal-picking contact grid pore passage of the sensor body through the fire-resisting cylinder, flame expansion of the engine lubricating oil is caused to affect the signal-picking contact of the sensor body, the pressure and temperature sensors are not communicated with the engine lubricating oil through a through pipe, so that the accuracy of the signals picked up by the pressure and temperature sensors is improved, and the influence on the safety performance of the mining trackless rubber-tyred vehicle is prevented.

The utility model discloses a, according to the mode that forms engine lubricating oil net hole passageway hookup sensor body, case shell device and a back-fire relief section of thick bamboo each other.

The utility model discloses a, according to the mode that increases isolation plate formation grid hole passageway a back-fire relief section of thick bamboo couples with sensor body and case shell device.

The utility model discloses a, case shell device sets up to including cable introducing device, upper cover, fastening screw, shell and support.

The utility model relates to a, still include the first annex device that has the cable and first annex device sets up to hookup with the sensor body.

The utility model discloses a, be provided with cable introducing device, upper cover and support on the shell respectively, the cable setting is and fastening screw sets up between upper cover and shell between cable introducing device and sensor body, and sensor body and back-fire relief section of thick bamboo set up on the support respectively.

The utility model discloses a, the cable sets up to mining cable and the cable sets up to run through the formula hookup with cable entry, and the inner end of cable sets up to hookup through electrode slice and sensor body.

The utility model discloses a, be provided with the second hole body and be provided with first hole body in the bottom end face portion of shell in the side portion of the shell of shell, be provided with first screw hole body and be provided with the sensor body in the shell in the upper end face portion of shell, first hole body sets up to contain the formula hookup with the support and the second hole body sets up to contain the formula hookup with cable introducing device, first screw hole body sets up to and upper cover screw thread formula hookup and the upper end face portion of shell sets up to and fastening screw thread formula hookup, the shell sets up to the circular cylinder body and first hole body, first screw hole body and second hole body set up respectively to the circular port body.

The utility model discloses a, cable leading-in device sets up to including the shell, the rubber sleeve, nut and gasket and the inner end of shell sets up to coupleing with the shell, the nut sets up to coupleing with the outer end screw thread formula of shell and one of them end of rubber sleeve sets up to coupleing with shell contact, be provided with the gasket and the cable sets up respectively to running through the cluster formula with the nut, gasket and rubber sleeve and coupleing between the inner end of one of them end of rubber sleeve and nut, shell and rubber sleeve set up respectively to circular tubulose body, the nut sets up to the hexagon nut who has the through-hole body and the gasket sets up to circular platelike body.

The utility model discloses a, the upper cover sets up to including screw portion, ejector pin portion and second screw hole body and the upper end terminal surface portion of screw portion sets up to linking with ejector pin portion, is provided with second screw hole body and second screw hole body set up to linking with fastening screw thread formula at the edge part of the upper end terminal surface of screw portion, screw portion set up to linking with shell thread formula and screw portion sets up to the T font siphonozooid, ejector pin portion sets up to the hexagonal claviform body and the second screw hole body sets up to the circular port siphonooid.

The utility model discloses a, fastening screw sets up to countersunk screw and fastening screw sets up respectively to hookup with upper cover and shell screw thread formula.

The utility model discloses a, the sensor body sets up to temperature sensor or pressure sensor respectively and the casing of sensor body sets up to hookup through bolt and support, and the output of sensor body connects to set up to be linked and the signal contact setting of picking up of sensor body is in hindering a fire section of thick bamboo through electrode slice and cable, and the sensor body sets up to and sinks into the hookup with the shell.

The utility model discloses a, the support sets up to including last disk part, middle pipe portion and lower pipe portion and the top end of middle pipe portion sets up to coupleing with last disk part, the lower terminal of middle pipe portion sets up to coupleing with lower pipe portion and the top end terminal surface portion of last disk part sets up to coupleing with the sensor body through the bolt, the lower terminal surface portion of last disk portion sets up to coupleing with the shell and middle pipe portion sets up to the signal contact formula of picking up with the sensor body hookup, middle pipe portion sets up to coupleing with the shell runs through the cluster formula and lower pipe portion sets up to coupleing with back-fire relief barrel screw thread formula, it sets up to circular ring shape body to go up the disk portion, middle pipe portion.

The utility model discloses a, a back-fire relief section of thick bamboo sets up to including through-pipe portion and fence board group and be provided with the step hole body in the through-pipe portion, the upper portion of the step hole body of through-pipe portion sets up to hookup with support screw thread formula and be provided with fence board group in the lower part of the step hole body of through-pipe portion, the upper portion of the step hole body of through-pipe portion sets up to the toper screw hole body and the lower part of the step hole body of through-pipe portion sets up to the circular hole body, the through-pipe portion sets up to circular tubulose body and is provided with the protruding ring of step in the lateral surface portion of the lower end of through-pipe portion, fence board group sets up to the distance that comprises the bar lamellar body and between two.

The utility model discloses a, the cable, cable introducing device, the upper cover, fastening screw, shell and support and sensor body set up to distribute and the cable according to the mode of sealed casing, cable introducing device, the upper cover, fastening screw, the shell, support and sensor body and back-fire relief section of thick bamboo set up to distribute according to the mode of fence board passageway, siphunculus portion sets up to hookup with the lower tube portion, it sets up to hookup with the shell to go up wall portion, middle tube portion sets up to hookup with first hole body, screw thread portion sets up to hookup with first screw hole body, the bobbin casing sets up to hookup with the second hole body.

The technical effects of the utility model reside in that: the explosion-proof device is manufactured, and a Boshi electric control machine oil pressure and temperature sensor 281006103 is installed inside the explosion-proof device, and the explosion-proof device is provided with a circular truncated cone-shaped shell, a cable leading-in device, a shell cover, a sensor adapter, a flame arrester dropper welding part and the like. The sensor explosion suppression comprises two parts, namely: the power supply and the signal of the electric system are output, and the other one is: generally speaking, a cable leading-in device is simple in explosion suppression, and the name of the transmission of the sensor probe and the engine oil is designed according to the explosion suppression mode: the device of the flame arrester solves the transmission of the sensor probe and the engine oil. The fire arrestor has a structure that the center part is composed of an explosion-proof fence and a fence body, the length of the fire arrestor is 51mm, the gap is 0.47mm, and the passing area is 4 mm. The purpose of the flame arrestor is to block flame blow out. The method is characterized in that: the flame-proof rear sensor and the flame-proof front sensor have no change on signal output, so the sensors are stably and reliably transmitted in a Bosch electric control system, and the rated voltage of the mining flame-proof type oil pressure and temperature sensor (hereinafter referred to as sensor) is 5V, the measurement pressure is 1.0MPa, and the temperature measurement range is as follows: the temperature rise is low at 40-100 ℃, the service life is long, the safety and reliability are realized, the structure is reasonable, the appearance is attractive, the installation is simple, the weight is light, the maintenance is convenient, the corrosion resistance is strong, and the method is mainly suitable for the environment with explosive gas mixtures such as methane and the like under a coal mine.

In this technical scheme, sensor body and back-fire relief section of thick bamboo are basic part, also the utility model discloses a necessary technical feature, cable introducing device, upper cover, fastening screw, shell and support are functional unit, realize the utility model discloses a characteristic of other technological effects, cartridge shell, rubber sleeve, nut, gasket, shell, the first hole body, the first screw hole body, the second hole body, screw thread portion, ejector pin portion, the second screw hole body, go up dish portion, middle pipe portion, lower tube portion, through-tube portion and the design of these technical features of fence board group are the technical feature who accords with the patent law and implement the rule.

In the technical scheme, the sensor body, the box shell device and the fire-resisting cylinder which form the engine lubricating oil grid hole channel are important technical characteristics, and have novelty, creativity and practicability in the technical field of engine pressure and temperature sensor devices for mining trackless rubber-tyred vehicles, and terms in the technical scheme can be explained and understood by using patent documents in the technical field.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Figure 1 is a schematic view of the present invention,

figure 2 is a top view of figure 1,

FIG. 3 is a schematic view showing the connection relationship between the cable 1, the cable lead-in device 2, the housing 5 and the sensor body 6,

the device comprises a cable-1, a cable leading-in device-2, an upper cover-3, a fastening screw-4, a shell-5, a sensor body-6, a support-7, a fire-retardant cylinder-8, a cylinder shell-21, a rubber sleeve-22, a nut-23, a gasket-24, a shell part-51, a first hole body-52, a first threaded hole body-53, a second hole body-54, a threaded part-31, a top rod part-32, a second threaded hole body-33, an upper disk part-71, a middle pipe part-72, a lower pipe part-73, a through pipe part-81 and a fence plate group-82.

Detailed Description

Terms such as "having," "including," and "comprising," as used herein with respect to the present invention, are to be understood as not specifying the presence or addition of one or more other elements or combinations thereof.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In addition, the technical features mentioned in the different embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other, and unless otherwise specified, the devices and materials used in the following examples are commercially available, and if the processing conditions are not explicitly stated, please refer to the purchased product specification or follow the conventional method in the art.

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Fig. 1 is one of the first embodiments of the present invention, and the present embodiment is specifically described with reference to the accompanying drawings, and includes a cable 1, a cable lead-in device 2, an upper cover 3, a fastening screw 4, a housing 5, a sensor body 6, a support 7, and a flame-retardant cylinder 8, and the cable lead-in device 2, the upper cover 3, and the support 7 are respectively disposed on the housing 5, the cable 1 is disposed between the cable lead-in device 2 and the sensor body 6, and the fastening screw 4 is disposed between the upper cover 3 and the housing 5, and the sensor body 6 and the flame-retardant cylinder 8 are respectively disposed on the support 7.

In the present embodiment, the cable 1 is provided as a mining cable and the cable 1 is provided in serial connection with the cable lead-in 2, and the inner end of the cable 1 is provided in connection with the sensor body 6 through an electrode plate.

Through cable 1, formed the support tie point to cable entry 2 and sensor body 6, by cable 1, realized being connected with cable entry 2, realized being connected with sensor body 6, its technical aim at: for transmitting the electrical signals generated by the sensor body 6.

In the present embodiment, a second hole body 54 is provided at a side face portion of the shell portion 51 of the housing 5 and a first hole body 52 is provided at a bottom end face portion of the shell portion 51, a first screw hole body 53 is provided at an upper end face portion of the shell portion 51 and the sensor body 6 is provided in the shell portion 51, the first hole body 52 is provided to be coupled with the holder 7 and the second hole body 54 is provided to be coupled with the cable introduction device 2, the first screw hole body 53 is provided to be coupled with the upper cover 3 and the upper end face portion of the shell portion 51 is provided to be coupled with the fastening screw 4, the shell portion 51 is provided to be a circular cylindrical body and the first hole body 52, the first screw hole body 53 and the second hole body 54 are provided to be circular hole-shaped bodies, respectively.

Through shell 5, formed the support tie point to cable entry 2, upper cover 3, fastening screw 4, sensor body 6 and support 7, by shell 5, realized being connected with fastening screw 4, realized being connected with sensor body 6, by second hole body 54, realized being connected with cable entry 2, by first screw hole body 53, realized being connected with upper cover 3, by first hole body 52, realized being connected with support 7, its technical aim lies in: for sealing containment of the transmission sensor body 6.

In the present embodiment, the cable lead-in device 2 is configured to include a barrel casing 21, a rubber sleeve 22, a nut 23 and a gasket 24, and an inner end of the barrel casing 21 is configured to be coupled with the outer casing 5, the nut 23 is configured to be screw-coupled with the outer end of the barrel casing 21 and one end of the rubber sleeve 22 is configured to be contact-coupled with the outer casing 5, the gasket 24 is disposed between the other end of the rubber sleeve 22 and the inner end of the nut 23 and the cable 1 is configured to be cross-coupled with the nut 23, the gasket 24 and the rubber sleeve 22, respectively, the barrel casing 21 and the rubber sleeve 22 are configured to be circular tubular bodies, the nut 23 is configured to be a hexagon nut with a through hole body and the gasket 24 is configured to be.

Through cable entry 2, formed the support tie point to cable 1 and shell 5, by rubber sleeve 22, nut 23 and gasket 24, realized being connected with cable 1, by cartridge case 21, realized being connected with shell 5, its technical aim at: for sealing and fixing the cable 1.

In the present embodiment, the upper cover 3 is configured to include a screw portion 31, a stem portion 32, and a second threaded hole body 33 and an upper end surface portion of the screw portion 31 is configured to be coupled with the stem portion 32, the second threaded hole body 33 is provided at an edge portion of an upper end surface of the screw portion 31 and the second threaded hole body 33 is configured to be screw-coupled with the fastening screw 4, the screw portion 31 is configured to be screw-coupled with the housing 5 and the screw portion 31 is configured to be a T-shaped tubular body, the stem portion 32 is configured to be a hexagonal rod-shaped body and the second threaded hole body 33 is configured to be a circular hole.

Through upper cover 3, formed the support connection point to fastening screw 4 and shell 5, by second screw hole body 33, realized being connected with fastening screw 4, realized being connected with shell 5 by screw portion 31, realized being connected with the spanner of exerting the rotational force by ejector pin portion 32, its technical aim at: for sealing the mounting process hole of the housing 5.

In the present embodiment, the fastening screws 4 are provided as countersunk head screws and the fastening screws 4 are provided to be screw-coupled with the upper cover 3 and the housing 5, respectively.

Through fastening screw 4, formed the support tie point to upper cover 3 and shell 5, by fastening screw 4, realized being connected with upper cover 3, realized being connected with shell 5, its technical aim at: for re-connecting the upper cover 3 and the housing 5.

In the present embodiment, the sensor body 6 is provided as a temperature sensor or a pressure sensor, respectively, and the housing of the sensor body 6 is provided to be coupled with the holder 7 by a bolt, the output terminal of the sensor body 6 is provided to be coupled with the cable 1 by an electrode piece and the pickup signal contact of the sensor body 6 is provided in the flame-retardant cylinder 8, and the sensor body 6 is provided to be coupled with the housing 5 in a sunk manner.

Through sensor body 6, formed the support tie point to cable 1, shell 5, support 7 and fire-retardant section of thick bamboo 8, by sensor body 6, realized being connected with cable 1, realized being connected with shell 5, realized being connected with support 7, realized being connected with fire-retardant section of thick bamboo 8, its technical aim at: for picking up temperature and pressure signals in the engine oil sump.

In the present embodiment, the holder 7 is provided to include an upper disc portion 71, an intermediate tube portion 72, and a lower tube portion 73 and an upper end of the intermediate tube portion 72 is provided to be coupled with the upper disc portion 71, a lower end of the intermediate tube portion 72 is provided to be coupled with the lower tube portion 73 and an upper end surface of the upper disc portion 71 is provided to be coupled with the sensor body 6 by a bolt, a lower end surface of the upper disc portion 71 is provided to be coupled with the housing 5 and the intermediate tube portion 72 is provided to be accommodatively coupled with the pickup signal contact of the sensor body 6, the intermediate tube portion 72 is provided to be coupled with the housing 5 in a penetrating manner and the lower tube portion 73 is provided to be threadedly coupled with the flame arrestor cylinder 8, the upper disc portion 71 is provided to be a circular.

Through support 7, formed the support tie point to shell 5, sensor body 6 and fire-retardant section of thick bamboo 8, by upper wall portion 71 and middle pipe portion 72, realized being connected with shell 5, realized being connected with sensor body 6, by lower pipe portion 73, realized being connected with fire-retardant section of thick bamboo 8, its technical aim at: for serving as a support carrier for the sensor body 6.

In the present embodiment, the fire-blocking barrel 8 is configured to include the through pipe portion 81 and the fence plate group 82 and the step hole body is provided in the through pipe portion 81, the upper portion of the step hole body of the through pipe portion 81 is configured to be screw-coupled with the support 7 and the fence plate group 82 is provided in the lower portion of the step hole body of the through pipe portion 81, the upper portion of the step hole body of the through pipe portion 81 is configured to be a tapered screw hole body and the lower portion of the step hole body of the through pipe portion 81 is configured to be a circular hole body, the through pipe portion 81 is configured to be a circular tube body and the step protruding ring is provided at the outer side surface portion of the lower end of the through pipe portion 81, the fence plate group 82 is configured to be a sheet group composed of strip-shaped sheet bodies.

Through hindering a fire section of thick bamboo 8, formed the support tie point to support 7, by siphunculus portion 81, realized being connected with support 7, by fence group 82, realized blocking the flame expansion phenomenon that engine lubricating oil produced, its technical aim at: a passage for communicating the pick-up signal contact of the sensor body 6 with the engine oil.

In the present embodiment, the cable 1, the cable lead-in device 2, the upper cover 3, the fastening screw 4, the housing 5, the support 7, and the sensor body 6 are arranged to be distributed in a manner of a sealed case and the cable 1, the cable lead-in device 2, the upper cover 3, the fastening screw 4, the housing 5, the support 7, and the sensor body 6 and the flame-retardant barrel 8 are arranged to be distributed in a manner of a fence plate passage, the through-tube portion 81 is arranged to be coupled with the lower tube portion 73, the upper plate portion 71 is arranged to be coupled with the shell portion 51, the middle tube portion 72 is arranged to be coupled with the first hole body 52, the threaded portion 31 is arranged to be coupled with the first threaded hole body 53, and the barrel shell 21 is.

The shell part 51 is connected with an engine lubricating oil tank, the through pipe part 81 is placed in the engine lubricating oil tank, the engine lubricating oil is contacted with a pickup signal contact of the sensor body 6 through the through pipe part 81, the middle pipe part 72 and the lower pipe part 73, a pickup signal contact of the sensor body 6 picks up a temperature or pressure signal of the engine lubricating oil, an electric signal of the temperature or the pressure of the engine lubricating oil is transmitted to a data processor through an output connector of the sensor body 6 and the cable 1, the real-time monitoring of the temperature value or the pressure value of the engine lubricating oil is realized, and the sensor body 6 is sealed through the cable leading-in device 2, the upper cover 3, the fastening screw 4, the shell 5 and the support 7.

In the second embodiment of the present invention, the sensor bodies 6 are respectively configured as temperature sensors,

the group of barrier plates 82 was provided as a sheet group consisting of strip-shaped sheets and the distance between two adjacent sheets was set to 0.45 mm.

In the third embodiment of the present invention, the sensor bodies 6 are respectively configured as pressure sensors,

the group of barrier plates 82 was provided as a sheet group consisting of strip-shaped sheets and the distance between two adjacent sheets was set to 0.49 mm.

In the fourth embodiment of the present invention, the sensor body 6 is respectively configured as a temperature sensor or a pressure sensor,

the group of barrier plates 82 was provided as a sheet group consisting of strip-shaped sheets and the distance between two adjacent sheets was set to 0.47 mm.

The utility model discloses a second embodiment, according to the mode that forms engine lubricating oil net hole passageway to sensor body 6, case shell device and a back-fire relief section of thick bamboo 8 hookup each other.

In this embodiment, the flame arrestor cartridge 8 is coupled to the sensor body 6 and the enclosure assembly in a manner that increases the amount of partition plate forming the grid opening passage.

In the present embodiment, the enclosure means is configured to contain the cable lead-in means 2, the upper cover 3, the fastening screws 4, the housing 5 and the support 7.

In the present embodiment, a first accessory device having the cable 1 is also included and is provided to be coupled with the sensor body 6.

A second embodiment of the present invention is based on the first embodiment,

the utility model has the characteristics of down:

1. the sensor body 6, the case shell device and the flame-retardant cylinder 8 are designed, pressure and temperature signals are picked up in the engine lubricating oil tank through the sensor body 6 and the case shell device, the connection between engine lubricating oil and a signal pickup contact grid pore channel of the sensor body 6 is realized through the flame-retardant cylinder 8, the phenomenon that the flame of the engine lubricating oil expands affects the signal pickup contact of the sensor body 6, and the pressure and temperature sensors are not communicated with the engine lubricating oil through a through pipe, so that the accuracy of the signals picked up by the pressure and temperature sensors is improved, and the influence on the safety performance of the mining trackless rubber-tyred vehicle is prevented.

2. Due to the design of the cable lead-in 2, the upper cover 3, the fastening screws 4, the housing 5 and the support 7, a sealing of the sensor body 6 is achieved.

3. Due to the design of the cable 1, wired transmission of electrical signals is achieved.

4. Due to the design of the fence plate group 82, the square hole passage communication is realized.

5. Owing to designed the utility model discloses a technical characteristic, in technical characteristic's the effect alone and mutual set, through experimental demonstration, the utility model discloses an each item performance index is 1.7 times at least for current each item performance index, has fine market value through the aassessment.

Still other features associated with the sensor body 6, the housing means and the flame arrestor cylinder 8 forming the engine oil mesh openings are one of the embodiments of the present invention, and the features of the above-described embodiments may be combined in any combination, and all possible combinations of the features of the above-described embodiments will not be described again in order to satisfy the requirements of the patent laws, patent practice rules and review guidelines.

Therefore in the engine pressure and temperature sensor device technical field that is used for mining trackless rubber-tyred car, all include be used for picking up engine lubricating oil pressure and temperature signal the sensor body 6, set up to the case shell device that connects and be used for carrying out sealed to sensor body 6 with sensor body 6, set up to connect and set up to the technical content that hinders fire section of thick bamboo 8 that holds the hookup with the signal contact that picks up of sensor body 6 with the hookup of case shell device all be in the protection scope of the utility model.

Claims (10)

1. The utility model provides an engine pressure and temperature sensor device for mining trackless rubber-tyred car, characterized by: comprises a sensor body (6) for picking up signals of the pressure and temperature of the lubricating oil of the engine, a case device which is arranged to be connected with the sensor body (6) and is used for sealing the sensor body (6), and a flame-retardant cylinder (8) which is arranged to be connected with the case device and is arranged to be in accommodation connection with a signal pick-up contact of the sensor body (6).

2. The engine pressure and temperature sensor device for the mining trackless rubber-tyred vehicle of claim 1, characterized in that: the sensor body (6), the case housing device and the flame-retardant barrel (8) are interconnected in such a way that a lubricant grid hole passage of the engine is formed.

3. The engine pressure and temperature sensor device for the mining trackless rubber-tyred vehicle of claim 2, characterized in that: the fire retardant cylinder (8) is connected with the sensor body (6) and the box shell device in a mode of increasing the partition plate to form grid hole channels.

4. The engine pressure and temperature sensor device for the mining trackless rubber-tyred vehicle of claim 1, characterized in that: the box shell device comprises a cable lead-in device (2), an upper cover (3), a fastening screw (4), a shell (5) and a support (7),

or, a first accessory device with a cable (1) is also included and arranged to be coupled with the sensor body (6).

5. The engine pressure and temperature sensor device for the mining trackless rubber-tyred vehicle of claim 4, characterized in that: the cable lead-in device (2), the upper cover (3) and the support (7) are respectively arranged on the shell (5), the cable (1) is arranged between the cable lead-in device (2) and the sensor body (6), the fastening screw (4) is arranged between the upper cover (3) and the shell (5), and the sensor body (6) and the fire-retarding cylinder (8) are respectively arranged on the support (7).

6. The engine pressure and temperature sensor device for the mining trackless rubber-tyred vehicle of claim 5, characterized in that: the fire-resistant cylinder (8) is arranged to comprise a through pipe part (81) and a barrier plate group (82), a step hole body is arranged in the through pipe part (81), the upper part of the step hole body of the through pipe part (81) is in threaded connection with a support (7), the barrier plate group (82) is arranged in the lower part of the step hole body of the through pipe part (81), the upper part of the step hole body of the through pipe part (81) is arranged to be a conical threaded hole body, the lower part of the step hole body of the through pipe part (81) is arranged to be a circular hole body, the through pipe part (81) is arranged to be a circular pipe body, a step convex ring is arranged on the outer side surface part of the lower end of the through pipe part (81), the barrier plate group (82) is arranged to be a plate group consisting of strip-shaped plate bodies, and the distance between two adjacent plate bodies.

7. The engine pressure and temperature sensor device for the mining trackless rubber-tyred vehicle of claim 5, characterized in that: the cable (1) is set to be a mining cable, the cable (1) is set to be connected with the cable lead-in device (2) in a penetrating mode, and the inner end head of the cable (1) is set to be connected with the sensor body (6) through the electrode slice.

8. The engine pressure and temperature sensor device for the mining trackless rubber-tyred vehicle of claim 5, characterized in that: a second hole body (54) is arranged on the side face portion of a shell portion (51) of the shell (5) and a first hole body (52) is arranged on the bottom end face portion of the shell portion (51), a first threaded hole body (53) is arranged on the upper end face portion of the shell portion (51) and a sensor body (6) is arranged in the shell portion (51), the first hole body (52) is in contained connection with a support (7) and the second hole body (54) is in contained connection with the cable leading-in device (2), the first threaded hole body (53) is in threaded connection with the upper cover (3) and the upper end face portion of the shell portion (51) is in threaded connection with a fastening screw (4), the shell portion (51) is in a circular cylindrical body, and the first hole body (52), the first threaded hole body (53) and the second hole body (54) are respectively in a circular hole body.

9. The engine pressure and temperature sensor device for the mining trackless rubber-tyred vehicle of claim 5, characterized in that: the cable leading-in device (2) is arranged to comprise a cylinder shell (21), a rubber sleeve (22), a nut (23) and a gasket (24), the inner end of the cylinder shell (21) is connected with a shell (5), the nut (23) is in threaded connection with the outer end of the cylinder shell (21) and one end of the rubber sleeve (22) is in contact connection with the shell (5), the gasket (24) is arranged between the other end of the rubber sleeve (22) and the inner end of the nut (23), a cable (1) is respectively in serial connection with the nut (23), the gasket (24) and the rubber sleeve (22), the cylinder shell (21) and the rubber sleeve (22) are respectively arranged to be a circular tubular body, the nut (23) is arranged to be a hexagon nut with a through hole body, and the gasket (24) is arranged to be a circular plate-shaped body,

or, the upper cover (3) is arranged to include a screw portion (31), a top rod portion (32) and a second screw hole body (33) and the upper end surface portion of the screw portion (31) is arranged to be coupled with the top rod portion (32), the second screw hole body (33) is arranged at the edge portion of the upper end surface of the screw portion (31) and the second screw hole body (33) is arranged to be screw-coupled with the fastening screw (4), the screw portion (31) is arranged to be screw-coupled with the housing (5) and the screw portion (31) is arranged to be a T-shaped tubular body, the top rod portion (32) is arranged to be a hexagonal rod-shaped body and the second screw hole body (33) is arranged to be a circular hole-,

or the fastening screws (4) are set to be countersunk head screws and the fastening screws (4) are respectively set to be in threaded connection with the upper cover (3) and the shell (5),

or the sensor body (6) is respectively arranged as a temperature sensor or a pressure sensor, the shell of the sensor body (6) is arranged to be connected with the support (7) through a bolt, the output joint of the sensor body (6) is arranged to be connected with the cable (1) through an electrode sheet, the pickup signal contact of the sensor body (6) is arranged in the flame retardant cylinder (8), the sensor body (6) is arranged to be connected with the shell (5) in a sinking way,

or the support (7) is provided with an upper disc part (71), the sensor comprises an intermediate pipe part (72) and a lower pipe part (73), wherein the upper end of the intermediate pipe part (72) is connected with an upper disc part (71), the lower end of the intermediate pipe part (72) is connected with the lower pipe part (73) and the upper end of the upper disc part (71) is connected with a sensor body (6) through a bolt, the lower end of the upper disc part (71) is connected with a shell (5) and the intermediate pipe part (72) is connected with a pickup signal contact of the sensor body (6) in an accommodating mode, the intermediate pipe part (72) is connected with the shell (5) in a penetrating mode and the lower pipe part (73) is connected with a fire resisting cylinder (8) in a threaded mode, the upper disc part (71) is arranged into a circular annular body, the intermediate pipe part (72) is arranged into a circular tubular body and the lower pipe part (73) is arranged into a conical tubular.

10. The engine pressure and temperature sensor device for the mining trackless rubber-tyred vehicle of any one of claims 1 to 8, characterized in that: the cable (1), the cable introducing device (2), the upper cover (3), the fastening screw (4), the shell (5), the support (7) and the sensor body (6) are arranged to be distributed according to a mode of a sealing shell body, the cable (1), the cable introducing device (2), the upper cover (3), the fastening screw (4), the shell (5), the support (7), the sensor body (6) and the fire blocking barrel (8) are arranged to be distributed according to a mode of a fence plate channel, the through pipe part (81) is arranged to be connected with the lower pipe part (73), the upper pipe part (71) is arranged to be connected with the shell part (51), the middle pipe part (72) is arranged to be connected with the first hole body (52), the thread part (31) is arranged to be connected with the first thread hole body (53), and the barrel shell (21) is arranged to be connected with the second hole body (54).

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