CN219416542U

CN219416542U - High-density impact-resistant pressure sensor

Info

Publication number: CN219416542U
Application number: CN202320674105.XU
Authority: CN
Inventors: 李问民
Original assignee: Jiujiang Xinbaike Technology Co ltd
Current assignee: Jiujiang Xinbaike Technology Co ltd
Priority date: 2023-03-30
Filing date: 2023-03-30
Publication date: 2023-07-25
Anticipated expiration: 2033-03-30

Abstract

The utility model provides a high-density impact-resistant pressure sensor, which relates to the technical field of pressure sensors, and comprises a pressure sensor, wherein the pressure sensor is arranged in a lower mounting seat, an impact-resistant top sleeve is covered on the pressure sensor, the centers of the pressure sensor, the impact-resistant top sleeve and the lower mounting seat are all positioned on the same axis, and a sensing head is arranged at the center of the upper end surface of the pressure sensor, which is detachably connected between the impact-resistant top sleeve and the lower mounting seat and the pressure sensor; the upper end face of the anti-impact top sleeve is provided with an upper groove, the inner bottom surface of the upper groove is provided with an upper cushion layer, the upper end face of the upper cushion layer is provided with a plurality of groups of anti-slip protrusions, and the upper cushion layer and the anti-slip protrusions are made of rubber materials. The pressure sensor is arranged between the impact-resistant top sleeve and the lower mounting seat, so that the impact-resistant pressure sensor can safely and highly impact-resistant, accurately detect the sensing pressure, avoid deflection and is safe and reliable to use.

Description

High-density impact-resistant pressure sensor

Technical Field

The utility model relates to the technical field of pressure sensors, in particular to a high-density impact-resistant pressure sensor.

Background

The existing pressure sensor generally comprises a wire, sealant, a shell, a circuit board, a chip, a base, a diaphragm and the like, wherein the chip is adhered to the diaphragm, and the diaphragm and the chip are damaged when the diaphragm is subjected to a large impact force due to the fact that the diaphragm is relatively thin. In the specification of the reference CN209085832U, a pressure sensor resistant to impact, mention is made of "comprising wires, a housing, a compensation plate, a circuit board base plate, gold wires, scattered needles, chips, a diaphragm, characterized in that: the chip is adhered to the membrane through glass cement. Preferably, the membrane is made of stainless steel. Preferably, the lead, the housing and the compensation plate are sealed by sealant. Preferably, the circuit board bottom plate is connected with the chip through a gold wire welding mode, and the gold wire is secondarily fixed with the chip through fixing glue, but the pressure sensor in the comparison document is easy to be impacted and damaged when being impacted by large pressure, so that the pressure sensor is possibly damaged, is difficult to accurately detect, and is not safe and practical.

Disclosure of Invention

In order to overcome the defects existing in the prior art, a high-density impact-resistant pressure sensor is provided, so that the problems that the pressure sensor in a comparison document is easy to be impacted and damaged when being impacted by larger pressure, the pressure sensor is possibly damaged, the accurate detection is difficult, and the safety and practicability are not realized are solved.

In order to achieve the above purpose, a high-density impact-resistant pressure sensor is provided, the high-density impact-resistant pressure sensor comprises a pressure sensor, the pressure sensor is installed in a lower installation seat, an impact-resistant top sleeve is covered on the pressure sensor, the centers of the pressure sensor, the impact-resistant top sleeve and the lower installation seat are all located on the same axis, the impact-resistant top sleeve, the lower installation seat and the pressure sensor are all connected in a split mode, the impact-resistant top sleeve and the lower installation seat are arranged in an upper-lower matching mode, a sensing head is arranged at the center of the upper end face of the pressure sensor, and a connecting wire is connected at the center of the lower end face of the pressure sensor.

Further, the upper end face of the anti-impact top sleeve is provided with an upper groove, the inner bottom surface of the upper groove is provided with an upper cushion layer, the upper end face of the upper cushion layer is provided with a plurality of groups of anti-slip protrusions, and the upper cushion layer and the anti-slip protrusions are made of rubber materials.

Further, an inner high-density buffer layer is arranged at the inner top of the impact-resistant top sleeve, an upper cover head is arranged in the middle of the lower end face of the inner high-density buffer layer, and a lower groove is formed in the lower end face of the upper cover head.

Furthermore, the lower end of the outer ring surface of the impact-resistant top sleeve is provided with an outer connecting edge, and a plurality of groups of lower grooves are formed in the outer connecting edge.

Furthermore, an inner sleeve layer is arranged in the middle of the upper end face of the lower mounting seat, an outer sleeve layer is arranged outside the upper end face of the lower mounting seat, a plurality of groups of positioning rods are arranged between the outer sleeve layer and the inner sleeve layer, meanwhile, the lower part of the impact-resistant top sleeve is positioned between the outer sleeve layer and the inner sleeve layer, and positioning holes on the outer connecting edge are sleeved on the corresponding positioning rods.

Further, the inside multiunit damping that is provided with of up end of lower mount pad, and damping upper end top is in pressure sensor's lower terminal surface down to the center of lower mount pad is provided with down the sleeve, and the bottom is provided with down the cushion in the sleeve down, and lower through-hole has been seted up at the center of lower cushion, and the connecting wire that the lower extreme of pressure sensor's lower terminal surface center post is connected passes down the through-hole setting simultaneously.

The utility model has the beneficial effects that:

1. the upper cover head at the inner top of the impact-resistant top cover is sleeved on the sensing head arranged on the upper end face of the pressure sensor, so that the lower pressure is conveniently pressed on the upper cushion layer in the upper groove, the pressing is safe and stable and is not easy to slide out, and the inner high-density buffer layer plays a role in high-density impact resistance on the sensing head, so that the sensing detection of the pressure is safer and more reliable.

2. The lower part of the impact-resistant top sleeve falls between the outer sleeve layer and the inner sleeve layer on the lower mounting seat when being pressed downwards, and the outer connecting edge is sleeved on the positioning rod to realize positioning and pressing, so that the impact-resistant top sleeve can safely move downwards on the premise of not influencing pressure sensing.

3. The lower end of the pressure sensor is pressed on the vibration reduction damper, the center column at the lower end of the pressure sensor is sleeved in the lower sleeve, the damping effect is achieved through the lower cushion block at the inner bottom of the lower sleeve, and the use is safe and reliable.

Drawings

FIG. 1 is a schematic cross-sectional view of an embodiment of the present utility model;

FIG. 2 is a schematic cross-sectional view of an impact resistant top cover according to an embodiment of the present utility model;

FIG. 3 is a schematic view of an embodiment of the pressure sensor of the present utility model mounted in a lower mount;

fig. 4 is a schematic cross-sectional view of a lower mounting seat according to an embodiment of the utility model.

In the figure: 1. a pressure sensor; 10. a sensor head; 11. a connecting wire; 2. an impact-resistant top cover; 20. an upper groove; 21. an upper cushion layer; 22. a slip preventing protrusion; 23. an inner high density buffer layer; 24. an upper cover head; 25. a lower groove; 26. an outer connecting edge; 27. positioning holes; 3. a lower mounting seat; 30. a jacket layer; 31. a positioning rod; 32. an inner jacket layer; 33. damping vibration; 34. a lower sleeve; 35. a lower cushion block; 36. and a lower through hole.

Detailed Description

In order to make the technical problems, technical schemes and beneficial effects to be solved more clearly apparent, the present utility model is further described in detail below with reference to the accompanying drawings and embodiments. The specific embodiments described herein are offered by way of illustration only and not as limitations of the utility model, and specific details such as particular system architectures, techniques, etc. may be set forth in order to provide a more thorough understanding of the embodiments of the utility model. The described embodiments are some, but not all, embodiments of the present disclosure. It will be apparent, however, to one skilled in the art that the present utility model may be practiced in other embodiments that depart from these specific details. Based on the embodiments in this disclosure, all other embodiments that a person skilled in the art would obtain without making any inventive effort are within the scope of protection of this disclosure.

Specific embodiments of the present utility model are described in detail below with reference to the accompanying drawings.

Fig. 1 is a schematic cross-sectional view of an embodiment of the present utility model, fig. 2 is a schematic cross-sectional view of an impact-resistant top cover of an embodiment of the present utility model, fig. 3 is a schematic cross-sectional view of a pressure sensor installed in a lower mounting seat according to an embodiment of the present utility model, and fig. 4 is a schematic cross-sectional view of a lower mounting seat according to an embodiment of the present utility model.

Referring to fig. 1 to 4, the utility model provides a high-density impact-resistant pressure sensor, which comprises a pressure sensor 1, wherein the pressure sensor 1 is arranged in a lower mounting seat 3, an impact-resistant top sleeve 2 is covered on the pressure sensor 1, the centers of the pressure sensor 1, the impact-resistant top sleeve 2 and the lower mounting seat 3 are all positioned on the same axis, the impact-resistant top sleeve 2 and the lower mounting seat 3 are all connected with the pressure sensor 1 in a split way, and the impact-resistant top sleeve 2 and the lower mounting seat 3 are arranged in an up-down matching way.

In the embodiment, an upper groove 20 is formed in the upper end face of the impact-resistant top cover 2, an upper cushion layer 21 is arranged on the inner bottom face of the upper groove 20, a plurality of groups of anti-slip protrusions 22 are arranged on the upper end face of the upper cushion layer 21, and the upper cushion layer 21 and the anti-slip protrusions 22 are made of rubber materials; an inner high-density buffer layer 23 is arranged at the inner top of the impact-resistant top sleeve 2, an upper cover head 24 is arranged in the middle of the lower end face of the inner high-density buffer layer 23, and a lower groove 25 is formed in the lower end face of the upper cover head 24.

As a preferred embodiment, the upper cover head 24 at the inner top of the impact-resistant top cover 2 is sleeved on the sensing head 10 arranged on the upper end face of the pressure sensor 1, so that the lower pressure is conveniently pressed on the upper cushion layer 21 in the upper groove 20, the pressing is safe and stable and is not easy to slide off, and the inner high-density buffer layer 23 plays a role in high-density impact resistance on the sensing head 10, so that the sensing detection of the pressure is safer and more reliable.

In this embodiment, an outer connecting edge 26 is provided at the lower end of the outer ring surface of the impact-resistant top cover 2, and a plurality of groups of lower grooves 25 are provided on the outer connecting edge 26; an inner sleeve layer 32 is arranged in the middle of the upper end face of the lower mounting seat 3, an outer sleeve layer 30 is arranged outside the upper end face of the lower mounting seat 3, a plurality of groups of positioning rods 31 are arranged between the outer sleeve layer 30 and the inner sleeve layer 32, meanwhile, the lower part of the impact-resistant top sleeve 2 is positioned between the outer sleeve layer 30 and the inner sleeve layer 32, and positioning holes 27 on the outer connecting edges 26 are sleeved on the corresponding positioning rods 31.

As a preferred embodiment, the lower part of the impact-resistant top sleeve 2 falls between the outer sleeve layer 30 and the inner sleeve layer 32 on the lower mounting seat 3 when being pressed downwards, and the outer connecting edge 26 is sleeved on the positioning rod 31 to perform positioning and pressing downwards, so that the impact-resistant top sleeve can safely move downwards under the premise of not affecting pressure sensing.

In this embodiment, a plurality of groups of vibration damping 33 are provided inside the upper end surface of the lower mounting seat 3, the upper end of the vibration damping 33 is propped against the lower end surface of the pressure sensor 1, the center of the lower mounting seat 3 is provided with a lower sleeve 34, the bottom in the lower sleeve 34 is provided with a lower cushion block 35, the center of the lower cushion block 35 is provided with a lower through hole 36, and meanwhile, a connecting line 11 connected with the lower end of the lower end surface center column of the pressure sensor 1 passes through the lower through hole 36.

As a preferred embodiment, the lower end of the pressure sensor 1 is pressed on the vibration damping 33, the center column of the lower end of the pressure sensor 1 is sleeved in the lower sleeve 34, the damping effect is achieved through the lower cushion block 35 at the bottom in the lower sleeve 34, and the use is safe and reliable.

The utility model can effectively solve the problems that the pressure sensor in the comparison document is easy to be impacted and damaged when being impacted by larger pressure, the pressure sensor is possibly damaged, is difficult to accurately detect and is not safe and practical, and the pressure sensor in the utility model is arranged between the impact-resistant top sleeve and the lower mounting seat, thereby not only being safe and highly compact and resisting impact, but also accurately detecting the sensing pressure, avoiding the occurrence of deflection and being safe and reliable in use.

The above-described embodiments are intended to illustrate the present utility model, not to limit it, and any modifications and variations made to the present utility model within the spirit of the utility model and the scope of the claims should be included in the scope of the present utility model.

Claims

1. A high-density impact-resistant pressure sensor comprising a pressure sensor (1), characterized in that: the pressure sensor (1) is installed in the lower mount pad (3), and is covered with anti-impact top cover (2) on pressure sensor (1), anti-impact top cover (2) and the center of lower mount pad (3) all are located same axis, and anti-impact top cover (2), lower mount pad (3) all are connected with the split between pressure sensor (1), and anti-impact top cover (2) and lower mount pad (3) cooperate from top to bottom and set up, the up end center of pressure sensor (1) is provided with sensing head (10), and the lower terminal surface center of pressure sensor (1) is connected with connecting wire (11).

2. The high-density impact-resistant pressure sensor according to claim 1, wherein an upper groove (20) is formed in the upper end face of the impact-resistant top sleeve (2), an upper cushion layer (21) is arranged on the inner bottom face of the upper groove (20), a plurality of groups of anti-slip protrusions (22) are arranged on the upper end face of the upper cushion layer (21), and the upper cushion layer (21) and the anti-slip protrusions (22) are made of rubber materials.

3. The high-density impact-resistant pressure sensor according to claim 1, wherein an inner high-density buffer layer (23) is arranged at the inner top of the impact-resistant top sleeve (2), an upper cover head (24) is arranged in the middle of the lower end face of the inner high-density buffer layer (23), and a lower groove (25) is formed in the lower end face of the upper cover head (24).

4. The high-density impact-resistant pressure sensor according to claim 1, wherein the lower end of the outer annular surface of the impact-resistant top cover (2) is provided with an outer connecting edge (26), and a plurality of groups of lower grooves (25) are formed in the outer connecting edge (26).

5. A high-density impact-resistant pressure sensor according to claim 1, characterized in that an inner sleeve layer (32) is arranged in the middle of the upper end surface of the lower mounting seat (3), an outer sleeve layer (30) is arranged outside the upper end surface of the lower mounting seat (3), a plurality of groups of positioning rods (31) are arranged between the outer sleeve layer (30) and the inner sleeve layer (32), meanwhile, the lower part of the impact-resistant top sleeve (2) is positioned between the outer sleeve layer (30) and the inner sleeve layer (32), and positioning holes (27) on the outer connecting edges (26) are sleeved on the corresponding positioning rods (31).

6. The high-density impact-resistant pressure sensor according to claim 1, wherein a plurality of groups of vibration damping dampers (33) are arranged inside the upper end face of the lower mounting seat (3), the upper end of the vibration damping dampers (33) is propped against the lower end face of the pressure sensor (1), a lower sleeve (34) is arranged at the center of the lower mounting seat (3), a lower cushion block (35) is arranged in the bottom of the lower sleeve (34), a lower through hole (36) is formed in the center of the lower cushion block (35), and a connecting wire (11) connected with the lower end of a lower end face center column of the pressure sensor (1) passes through the lower through hole (36).