CN210486921U - Multifunctional environment detection device - Google Patents
Multifunctional environment detection device Download PDFInfo
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- CN210486921U CN210486921U CN201921761681.8U CN201921761681U CN210486921U CN 210486921 U CN210486921 U CN 210486921U CN 201921761681 U CN201921761681 U CN 201921761681U CN 210486921 U CN210486921 U CN 210486921U
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Abstract
The utility model discloses a multi-functional environment detection device, including last casing, lower casing and circuit board, go up the casing lock under on the casing, the circuit board sets up in the casing down, the internal buffer that is provided with of inferior valve, this buffer connecting circuit board and lower casing, the buffer is used for absorbing the vibration that leads to the circuit board that the casing passes down when the vibration, avoids the circuit board to vibrate along with the casing down. The utility model discloses can protect circuit board and electronic component, avoid electronic component because of the vibration not hard up drop, can increase of service life's multi-functional environment detection device.
Description
Technical Field
The utility model relates to an environment detection equipment technical field, concretely relates to multi-functional environment detection device.
Background
Most of the existing multifunctional environment detection devices are handheld, light in weight, convenient to carry, simple to operate and capable of measuring various parameters such as temperature, humidity, air pressure, gas concentration or dust concentration. However, in the using process, due to the error of the operator, the handheld multifunctional environment detection device is inevitably dropped from the hand of the operator, or the multifunctional environment detection device is unstably fixed and dropped, so that the multifunctional environment detection device is dropped on the ground, many electronic elements inside the multifunctional environment detection device are all welded on the circuit board, the circuit board is fixed on the shell of the multifunctional environment detection device through bolts, when the multifunctional environment detection device is dropped on the ground, the shell and the ground impact cause the circuit board to generate strong vibration along with the shell, the welding spots of the electronic elements on the circuit board are loosened or even dropped, the fault that the multifunctional environment detection device cannot be normally used occurs, and the service life of the multifunctional environment detection device is shortened.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problem that the circuit element on the circuit board is easy to be loosened and fall off due to strong vibration when the existing multifunctional environment detection device falls down, so that the technical problem of the normal use of the multifunctional environment detection device is solved, and the aim is to provide an energy protection circuit board and an electronic element, so that the electronic element is prevented from being loosened and falling off due to vibration, and the service life of the multifunctional environment detection device can be prolonged.
The utility model discloses a following technical scheme realizes: the utility model provides a multi-functional environment detection device, includes casing, lower casing and circuit board, goes up the casing lock under on the casing, the circuit board setting is in the casing down, the internal buffer that is provided with of inferior valve, this buffer connection circuit board and casing down, the buffer is used for absorbing the casing and leads to the vibration of circuit board down when the vibration, avoids the circuit board to vibrate along with the casing down.
The upper shell and the lower shell are buckled together to form a shell of the multifunctional environment detection device, the circuit board is fixed on the lower shell, an electronic element is arranged on the circuit board, and the upper shell is provided with existing parts such as a display screen and keys. In the use, because the error of operation personnel, the multi-functional environment detection device of hand-held type can be difficult to avoid being followed the operation personnel hand and dropped, perhaps drop because of multi-functional environment detection device is fixed shakiness, the shell strikes ground and causes the upper casing, the strong vibration of lower casing, in order to avoid the upper casing to drive the circuit board and experience strong vibration together, this technical scheme utilizes the buffer to connect the circuit board at the inferior valve internally, when the shell strikes ground and causes the upper casing, when the strong vibration of lower casing, the buffer can absorb the vibration of casing conduction to circuit board down, and then block vibration conduction to circuit board, the purpose of protection circuit board has been realized, avoid electronic component on the circuit board because of the problem that strong vibration is not hard up or drops, the life of multi-functional environment detection device has been prolonged. Even if the circuit board can also vibrate in the process that the shell impacts the ground, the buffer can buffer the inertia of the circuit board due to the vibration absorption effect of the buffer, the circuit board only vibrates in a small amplitude, and the welding point of the electronic element and the circuit board cannot be influenced.
Furthermore, the buffer comprises a support, a spring and a connecting block, the support comprises a lower base, a supporting rod and an upper base, the lower base and the upper base are both circular, the lower base is arranged on the inner wall of the lower shell, one end of the supporting rod is connected with the upper base, the other end of the supporting rod is connected with the lower base, and the diameter of the lower base is larger than that of the upper base; the connecting block and the spring are sleeved on the supporting rod, one end of the spring abuts against the lower base, the other end of the spring abuts against the connecting block, and the connecting block abuts against the upper base under the action of the spring; the connecting block is used for connecting the circuit board and movably compressing the spring along the support rod during vibration, and the spring is used for absorbing the vibration of the circuit board caused by transmission of the lower shell during vibration.
In order to absorb the vibration conducted from the lower shell to the circuit board, the technical scheme is provided with the buffer consisting of the support, the spring and the connecting block, the support comprises a lower base, a supporting rod and an upper base, and the upper base and the supporting rod are integrally formed. When the installation, overlap connecting block, spring on branch in proper order, pass through threaded connection with the one end of branch again on base down, make the lower extreme of spring support and lean on base down, the upper end of spring supports and leans on the connecting block to the connecting block supports and leans on last base under the effect of spring, will go up the base again at last and connect on the circuit board. When the multifunctional environment detection device is normally used, the circuit board is fixed on the lower shell through the buffer; when multi-functional environment detection device dropped to subaerial, the vibration of casing conduction to circuit board under the spring absorption, avoid electronic component on the circuit board not hard up or drop because of strong vibration, multi-functional environment detection device's life has been prolonged, simultaneously because the inertia of circuit board, the circuit board orders about the connecting block and slides down along branch, and then through connecting block compression spring, utilize the inertia of spring buffer circuit board self, the purpose of protection circuit board has been realized, avoid electronic component on the circuit board to become flexible or drop because of strong vibration, multi-functional environment detection device's life has been prolonged.
Furthermore, the connecting block is bowl-shaped, the opening end of the connecting block is upwards arranged and connected with the circuit board, the inner diameter of the connecting block is larger than the diameter of the upper base, the bottom of the connecting block is provided with a through hole, the diameter of the through hole is larger than that of the support rod, and meanwhile, the diameter of the through hole is smaller than that of the upper base; the lower surface of going up the base when not having the vibration supports and leans on the inner wall of connecting block, and the connecting block can be followed branch length direction and moved when the vibration.
Furthermore, the diameter of the spring is smaller than that of the lower base, and the diameter of the spring is smaller than that of the connecting block.
Furthermore, the upper shell is provided with air windows which are symmetrically arranged on two opposite side edges of the upper shell; the transom is used for communicating the external space with the internal space of the upper shell and the lower shell, and ensures that heat in the upper shell and the lower shell can be dissipated from the transom when the transom is used.
Because the multi-functional environment detection device of hand-held type needs the operation personnel to hold with the hand, and use the back in the longer time, electronic component on the circuit board and the display screen of last casing etc. can generate heat, and the inside heat transfer of casing and the lower casing that also can be gone up by the staff from outside to inside simultaneously makes the inside temperature rise of multi-functional environment detection device, can influence the precision of sensor. In order to in time remove the inside heat of multi-functional environment detection device, this technical scheme sets up the transom on the side of last casing, and set up on two relative sides on last casing, two relative transoms can be at the inside convection current that forms of multi-functional environment detection device like this, be favorable to the inside heat of multi-functional environment detection device to distribute away from the transom, just so can be timely with the inside heat of multi-functional environment detection device remove, avoid the inside intensification because of the heat gathering of multi-functional environment detection device, guarantee the precision of sensor.
Compared with the prior art, the utility model, following advantage and beneficial effect have:
the utility model discloses the setting is by the support, the buffer that spring and connecting block constitute, drop to subaerial when multi-functional environment detection device, the vibration of shell conduction to circuit board under the spring absorption, it is not hard up or drop because of strong vibration to avoid the electronic component on the circuit board, multi-functional environment detection device's life has been prolonged, simultaneously because the inertia of circuit board, the circuit board orders about the connecting block and slides down along branch, and then pass through connecting block compression spring, utilize the inertia of spring buffer circuit board self, the purpose of protection circuit board has been realized, avoid the electronic component on the circuit board to become flexible or drop because of strong vibration, multi-functional environment detection device's life has been prolonged.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:
fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic diagram of a buffer structure;
fig. 3 is a side view of the present invention;
fig. 4 is a top view of the present invention;
reference numbers and corresponding part names in the drawings:
the device comprises a lower shell 1, an upper shell 2, a connecting block 3, a spring 4, a supporting rod 5, a lower base 6, a louver 7, a circuit board 8, an upper base 9 and a buffer 10.
Detailed Description
To make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the following examples and drawings, and the exemplary embodiments and descriptions thereof of the present invention are only used for explaining the present invention, and are not intended as limitations of the present invention.
Examples
As shown in fig. 1-4, a multifunctional environment detection device comprises an upper shell 2, a lower shell 1 and a circuit board 8, wherein the upper shell 2 is buckled on the lower shell 1, the circuit board 8 is arranged in the lower shell 1, a buffer 10 is arranged in the lower shell 1, the buffer 10 is connected with the circuit board 8 and the lower shell 1, and the buffer 10 is used for absorbing the vibration of the circuit board 8 caused by the conduction of the lower shell 1 during vibration, so that the circuit board 8 is prevented from vibrating along with the lower shell 1.
Go up casing 2, casing 1 each other lock-joint and constitute multi-functional environment detection device's shell together down, circuit board 8 is fixed on casing 1 down to set up electronic component on the circuit board 8, go up and be provided with current spare parts such as display screen, button on the casing 2. In the use, because the error of operation personnel, the multi-functional environment detection device of hand-held type can be difficult to avoid being followed operation personnel hand and dropped, perhaps drop because of multi-functional environment detection device is fixed unstably, the shell strikes ground and causes upper casing 2, the strong vibration of lower casing 1, in order to avoid upper casing 2 to drive circuit board 8 and experience strong vibration together, this technical scheme utilizes buffer 10 to connect circuit board 8 in lower casing 1, when shell striking ground causes upper casing 2, when lower casing 1 is strong vibration, buffer 10 can absorb the vibration that lower casing 1 conducts to circuit board 8, and then block vibration conduction to circuit board 8, the purpose of having realized protection circuit board 8, avoid the electronic component on circuit board 8 because of the not hard up or the problem that drops of strong vibration, the life of multi-functional environment detection device has been prolonged. Even if the circuit board 8 vibrates during the process that the housing hits the ground, the buffer 10 can buffer the inertia of the circuit board 8 due to the effect of the buffer 10 absorbing the vibration, and the circuit board 8 only vibrates slightly, and the welding point of the electronic component and the circuit board 8 is not affected.
Further, the buffer 10 comprises a support, a spring 4 and a connecting block 3, the support comprises a lower base 6, a supporting rod 5 and an upper base 9, the lower base 6 and the upper base 9 are both circular, the lower base 6 is arranged on the inner wall of the lower shell 1, one end of the supporting rod 5 is connected with the upper base 9, the other end of the supporting rod 5 is connected with the lower base 6, and the diameter of the lower base 6 is larger than that of the upper base 9; the connecting block 3 and the spring 4 are both sleeved on the supporting rod 5, one end of the spring 4 abuts against the lower base 6, the other end of the spring 4 abuts against the connecting block 3, and the connecting block 3 abuts against the upper base 9 under the action of the spring 4; the connecting block 3 is used for connecting a circuit board 8 and movably compressing the spring 4 along the support rod 5 during vibration, and the spring 4 is used for absorbing the vibration of the circuit board 8 caused by conduction of the lower shell 1 during vibration.
In order to absorb the vibration transmitted from the lower shell 1 to the circuit board 8, the technical scheme is provided with a buffer 10 consisting of a support, a spring 4 and a connecting block 3, wherein the support comprises a lower base 6, a support rod 5 and an upper base 9, and the upper base 9 and the support rod 5 are integrally formed. When the installation, overlap connecting block 3, spring 4 on branch 5 in proper order, pass through threaded connection again with the one end of branch 5 on base 6 down, make the lower extreme of spring 4 support and lean on base 6 down, the upper end of spring 4 supports and leans on connecting block 3 to connecting block 3 supports and leans on last base 9 under the effect of spring 4, will go up base 9 again at last and connect on circuit board 8. When the multifunctional environment detection device is normally used, the circuit board 8 is fixed on the lower shell 1 through the buffer 10; when multi-functional environment detection device dropped to subaerial when, spring 4 absorbed casing 1 conduction to circuit board 8's vibration down, it is not hard up or drop because of strong vibration to avoid the electronic component on the circuit board 8, multi-functional environment detection device's life has been prolonged, simultaneously because circuit board 8's inertia, circuit board 8 orders about connecting block 3 and slides down along branch 5, and then through connecting block 3 compression spring 4, utilize spring 4 buffering circuit board 8 self inertia, the purpose of protective circuit board 8 has been realized, it is not hard up or drop because of strong vibration to avoid the electronic component on the circuit board 8, multi-functional environment detection device's life has been prolonged.
Furthermore, the connecting block 3 is bowl-shaped, the opening end of the connecting block 3 is arranged upwards and is connected with the circuit board 8, the inner diameter of the connecting block 3 is larger than the diameter of the upper base 9, the bottom of the connecting block 3 is provided with a through hole, the diameter of the through hole is larger than that of the supporting rod 5, and meanwhile, the diameter of the through hole is smaller than that of the upper base 9; the lower surface of the upper base 9 abuts against the inner wall of the connecting block 3 when the connecting block does not vibrate, and the connecting block 3 can move along the length direction of the support rod 5 when the connecting block vibrates.
Further, the diameter of the spring 4 is smaller than that of the lower base 6, and the diameter of the spring 4 is smaller than that of the connecting block 3.
Further, the upper shell 2 is provided with louvers 7, and the louvers 7 are symmetrically arranged on two opposite side edges of the upper shell 2; the louver 7 is used for communicating the external space with the internal space of the upper shell 2 and the lower shell 1, and ensuring that the heat in the upper shell 2 and the lower shell 1 can be dissipated from the louver 7 when in use.
Because the multi-functional environment detection device of hand-held type needs the operation personnel to hold with the hand, and use the back in the longer time, electronic component on the circuit board 8 and the display screen of last casing 2 etc. can generate heat, and the inside heat transfer of casing 2 and lower casing 1 that also can be gone up by the staff from outside to inside simultaneously makes the inside temperature rise of multi-functional environment detection device, can influence the precision of sensor. In order to in time remove the inside heat of multi-functional environment detection device, this technical scheme sets up transom 7 on the side of last casing 2, and set up on two relative sides on last casing 2, two relative transoms 7 can be at the inside convection current that forms of multi-functional environment detection device like this, be favorable to the inside heat of multi-functional environment detection device to distribute away from transom 7, just so can be timely with the inside heat of multi-functional environment detection device remove, avoid the inside intensification because of the heat gathering of multi-functional environment detection device, guarantee the precision of sensor.
The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (5)
1. The utility model provides a multi-functional environment detection device, includes casing (2), casing (1) and circuit board (8) down, goes up casing (2) lock under on casing (1), and circuit board (8) set up under in casing (1), its characterized in that: be provided with buffer (10) in casing (1) down, this buffer (10) connection circuit board (8) and casing (1) down, buffer (10) are used for absorbing casing (1) conduction down and lead the vibration of circuit board (8) when vibrating, avoid circuit board (8) to vibrate along with casing (1) down.
2. The multi-functional environmental detection unit of claim 1, wherein: the buffer (10) comprises a support, a spring (4) and a connecting block (3), the support comprises a lower base (6), a supporting rod (5) and an upper base (9), the lower base (6) and the upper base (9) are both circular, the lower base (6) is arranged on the inner wall of the lower shell (1), one end of the supporting rod (5) is connected with the upper base (9), the other end of the supporting rod (5) is connected with the lower base (6), and the diameter of the lower base (6) is larger than that of the upper base (9); the connecting block (3) and the spring (4) are both sleeved on the supporting rod (5), one end of the spring (4) abuts against the lower base (6), the other end of the spring (4) abuts against the connecting block (3), and the connecting block (3) abuts against the upper base (9) under the action of the spring (4); the connecting block (3) is used for connecting the circuit board (8) and movably compressing the spring (4) along the support rod (5) during vibration, and the spring (4) is used for absorbing the vibration of the circuit board (8) caused by conduction of the lower shell (1) during vibration.
3. The multi-functional environmental detection unit of claim 2, wherein: the connecting block (3) is bowl-shaped, the open end of the connecting block (3) is upwards arranged and connected with the circuit board (8), the inner diameter of the connecting block (3) is larger than the diameter of the upper base (9), the bottom of the connecting block (3) is provided with a through hole, the diameter of the through hole is larger than that of the supporting rod (5), and meanwhile, the diameter of the through hole is smaller than that of the upper base (9); the lower surface of the upper base (9) abuts against the inner wall of the connecting block (3) when the connecting block does not vibrate, and the connecting block (3) can move along the length direction of the support rod (5) when the connecting block vibrates.
4. The multi-functional environmental detection unit of claim 2, wherein: the diameter of the spring (4) is smaller than that of the lower base (6), and the diameter of the spring (4) is smaller than that of the connecting block (3).
5. The multi-functional environmental detection unit of claim 1, wherein: the upper shell (2) and the lower shell (1) are provided with air windows (7), and the air windows (7) are symmetrically arranged on two opposite side edges of the upper shell (2) and the lower shell (1); the transom (7) is used for communicating the external space with the internal space of the upper shell (2) and the lower shell (1), and ensuring that heat in the upper shell (2) and the lower shell (1) can be dissipated from the transom (7) when the transom is used.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921761681.8U CN210486921U (en) | 2019-10-18 | 2019-10-18 | Multifunctional environment detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921761681.8U CN210486921U (en) | 2019-10-18 | 2019-10-18 | Multifunctional environment detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210486921U true CN210486921U (en) | 2020-05-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921761681.8U Active CN210486921U (en) | 2019-10-18 | 2019-10-18 | Multifunctional environment detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210486921U (en) |
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2019
- 2019-10-18 CN CN201921761681.8U patent/CN210486921U/en active Active
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