CN204758171U - Calorimeter casing - Google Patents
Calorimeter casing Download PDFInfo
- Publication number
- CN204758171U CN204758171U CN201520578000.XU CN201520578000U CN204758171U CN 204758171 U CN204758171 U CN 204758171U CN 201520578000 U CN201520578000 U CN 201520578000U CN 204758171 U CN204758171 U CN 204758171U
- Authority
- CN
- China
- Prior art keywords
- lower house
- calorimeter
- battery
- inner housing
- housing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
The utility model provides a calorimeter casing. The problem of the battery of current calorimeter establish inside the calorimeter, the difficult battery of changing has increased the potential safety hazard simultaneously is solved. It includes casing and lower casing, the bottom of casing is equipped with the battery compartment down, the battery compartment includes battery jar and battery cover, the opening of battery jar down, battery cover and casing bottom wall components of a whole that can function independently setting down. The utility model discloses a calorimeter casing simple structure conveniently changes the battery, and sealing performance is good, and the security performance is high.
Description
Technical field
The utility model relates to calorimeter technical field, refers to a kind of calorimeter housing especially.
Background technology
Northern China will heat winter, in order to economize energy, reduces flue dust, and most of area is by heat supply network central heating.In order to calculate consumed heat, need the arm of registering one's residence in heat supply installs calorimeter.Calorimeter is by flow sensor, temperature sensor, counter three part forms, its principle of work a pair temperature sensor is arranged on by the ascending tube of heat transport fluid and down pipe respectively, flow sensor is arranged on (the position difference that flowmeter is installed on fluid intake or recirculatory pipe, final measurement result is also different), flow sensor sends the pulse signal be directly proportional to flow, a pair temperature sensor provides the simulating signal representing temperature height, and integrating instrument collection is from the signal of flow and temperature sensor, integrating formula is utilized to calculate the heat of heat-exchange system acquisition.Because calorimeter is installed and used in particular surroundings, therefore require higher to the sealing property of calorimeter housing and security performance.The battery of existing calorimeter is located at calorimeter inside, not easily changes battery, adds potential safety hazard simultaneously.
Utility model content
In order to solve the problem in background technology, the utility model provides a kind of structure simple, the calorimeter housing that security performance is high.
To achieve these goals, the utility model provides a kind of calorimeter housing, comprise upper shell and lower house, it is characterized in that, the bottom of described lower house is provided with battery compartment, described battery compartment comprises battery case and battery cover, described battery case opening down, and described battery cover and the split of lower house base wall are arranged.
Improve as one of the present utility model, be provided with sealing ring between described battery cover and battery case, described battery cover and lower house are threaded connection.
Enter a kind of to improve as of the present utility model, described lower house comprises the first inner housing and shell wall, circuit board and button mount pad is provided with in described first inner housing, described upper shell is provided with second inner housing corresponding with the first inner housing, is provided with O-ring seal between described first inner housing and the second inner housing.
Enter a kind of to improve as of the present utility model, described O-ring seal is " n " shape O-ring seal, described second inner casing body wall is double-wall structure, centre is provided with annular groove, described O-ring seal to be set on the first inner casing body wall and to be arranged in annular groove, described annular groove and the O-ring seal interference fit in the middle of the second inner casing body wall.
Enter a kind of to improve as of the present utility model, be provided with button mounting groove in described second inner housing, described button mount pad is provided with button, is provided with sealing mechanism between described button mount pad and button mounting groove.
Enter a kind of to improve as of the present utility model, described lower house is provided with antiwithdrawal device, described antiwithdrawal device comprises outlet column, wire hole and location-plate, described lower house is provided with bootstrap block, wiring hole and pilot hole is provided with in described bootstrap block, described outlet column and pilot hole suitable, the end face of described outlet column and the bottom surface of pilot hole are in the gap for blocking wire.
Enter a kind of to improve as of the present utility model, described antiwithdrawal device and lower house split are arranged, and described antiwithdrawal device is connected with lower house by screw thread.
Enter a kind of to improve as of the present utility model, described upper shell and lower house are injection mo(u)lding, and the material of described upper shell and lower house is engineering plastics.
Enter a kind of to improve as of the present utility model, be provided with pilot lamp in described lower house, position corresponding with pilot lamp on described upper shell is provided with the window that transparent material is made.
The beneficial effects of the utility model are: the calorimeter housing that the utility model provides, comprises upper shell and lower house, and its lower house is provided with downward opening battery case and battery cover, and battery cover and the split of lower house base wall are arranged.Only with opening battery cover when needing to change battery, do not need calorimeter of dismantling, meanwhile, because battery is placed in battery case, separate with the components and parts of calorimeter inside, be independent of each other, good seal performance, security performance is high.
accompanying drawing illustrates:
Fig. 1 is the structural representation of the lower house of the calorimeter housing of the utility model embodiment.
Fig. 2 is the cross-sectional view of the calorimeter housing of the utility model embodiment.
Fig. 3 is the structural representation of the lower house of the calorimeter housing of the utility model embodiment.
Fig. 4 is the structural representation of the calorimeter housing of the utility model embodiment.
Fig. 5 is the partial cutaway structural representation of the button of the calorimeter housing of the utility model embodiment.
Embodiment
Below in conjunction with accompanying drawing, the utility model embodiment is described further:
As shown in Fig. 1 to 5, to achieve these goals, the utility model provides a kind of calorimeter housing, comprise upper shell 1 and lower house 2, the bottom of described lower house 2 is provided with battery compartment 3, described battery compartment 3 comprises battery case 31 and battery cover 32, described battery case 31 opening down, and described battery cover 32 is arranged with the split of lower house 2 base wall.Only with opening battery cover when needing to change battery, do not need calorimeter of dismantling, meanwhile, because battery is placed in battery case, separate with the components and parts of calorimeter inside, be independent of each other, good seal performance, security performance is high.
Be provided with sealing ring 33 between described battery cover 32 and battery case 31, described battery cover 32 is threaded connection with lower house 2.Adopt the sealing ring that can compress between battery cover and battery case that is threaded, strengthen the sealing of battery compartment, and the installation and removal be threaded are all very convenient, facilitate user to change battery.
Described lower house 2 comprises the first inner housing 21 and shell wall 22, circuit board 23 and button mount pad 24 is provided with in described first inner housing 21, described upper shell 1 is provided with second inner housing 11 corresponding with the first inner housing 21, is provided with O-ring seal 25 between described first inner housing 21 and the second inner housing 11.Because calorimeter is installed and used in particular surroundings, therefore require higher to the sealing property of calorimeter housing and security performance.Therefore calorimeter of the present utility model adopts double Shell, and arranges O-ring seal between the first inner housing and the second inner housing, greatly strengthen sealing, and better the circuit board of protection the first inner housing inside, improves security performance.
In order to improve the sealing between the first inner housing and the second inner housing further, described O-ring seal 25 is " n " shape O-ring seal, described second inner casing body wall 111 is double-wall structure, centre is provided with annular groove 112, described O-ring seal 25 to be set on the first inner casing body wall 211 and to be arranged in the annular groove 112 in the middle of the second inner casing body wall 111, described annular groove 112 and O-ring seal 25 interference fit.
In order to improve the sealing of button, be provided with button mounting groove 12 in described second inner housing 11, described button mount pad 24 is provided with button 25, is provided with sealing mechanism 13 between described button mount pad 24 and button mounting groove 12.
Arbitrarily calorimeter is dismantled in order to prevent user, described lower house 2 is provided with antiwithdrawal device 4, described antiwithdrawal device 4 comprises outlet column 41, wire hole 42 and location-plate 43, described lower house 2 is provided with bootstrap block 26, wiring hole 261 and pilot hole 262 is provided with in described bootstrap block, described outlet column 41 is suitable with pilot hole 262, there is gap 263 between the end face of described outlet column 41 and the bottom surface of pilot hole 262.During production, circuit board is arranged in the first inner housing, wire is through the wiring hole in bootstrap block, gap between pilot hole with outlet column is connected with external connection, and the diameter of the junction of wire and external connection is greater than the diameter of wire hole, therefore, after loading onto antiwithdrawal device, external connection just can not be removed, and first must remove antiwithdrawal device, and therefore the effect of antiwithdrawal device is equivalent to lead sealing or seal inspection.
Described antiwithdrawal device 4 is arranged with lower house 2 split, and described antiwithdrawal device 4 is connected with lower house 2 by screw thread, convenient production and assembling.
Described upper shell 1 is injection mo(u)lding with lower house 2, and described upper shell 1 is engineering plastics with the material of lower house 2, and can be the PC+10%GF that General Corporation produces, PC be polycarbonate, and GF is glass fibre.
Be provided with pilot lamp 5 in described lower house 2, on described upper shell 1, the position corresponding with pilot lamp 5 is provided with the window 51 that transparent material is made, for by the situation of window viewing lamp, understanding the working condition of calorimeter.
Every technician's notice: although the utility model describes according to above-mentioned embodiment; but invention thought of the present utility model is not limited in this utility model; the repacking of any utilization inventive concept, all will include in this patent scope of patent protection.
Claims (9)
1. a calorimeter housing, comprise upper shell (1) and lower house (2), it is characterized in that, the bottom of described lower house (2) is provided with battery compartment (3), described battery compartment (3) comprises battery case (31) and battery cover (32), described battery case (31) opening down, described battery cover (32) and lower house (2) base wall split are arranged.
2. calorimeter housing according to claim 1, is characterized in that: be provided with sealing ring (33) between described battery cover (32) and battery case (31), and described battery cover (32) and lower house (2) are threaded connection.
3. calorimeter housing according to claim 1, it is characterized in that: described lower house (2) comprises the first inner housing (21) and shell wall (22), circuit board (23) and button mount pad (24) is provided with in described first inner housing (21), described upper shell (1) is provided with second inner housing (11) corresponding with the first inner housing (21), is provided with O-ring seal (25) between described first inner housing (21) and the second inner housing (11).
4. calorimeter housing according to claim 3, it is characterized in that: described O-ring seal (25) is " n " shape O-ring seal, described second inner casing body wall (111) is double-wall structure, centre is provided with annular groove (112), described O-ring seal (25) is set in the first inner casing body wall (211) and goes up and be arranged in the annular groove (112) in the middle of the second inner casing body wall (111), described annular groove (112) and O-ring seal (25) interference fit.
5. calorimeter housing according to claim 3, it is characterized in that: in described second inner housing (11), be provided with button mounting groove (12), described button mount pad (24) is provided with button (25), is provided with sealing mechanism (13) between described button mount pad (24) and button mounting groove (12).
6. calorimeter housing according to claim 3, it is characterized in that: described lower house (2) is provided with antiwithdrawal device (4), described antiwithdrawal device (4) comprises outlet column (41), wire hole (42) and location-plate (43), described lower house (2) is provided with bootstrap block (26), wiring hole (261) and pilot hole (262) is provided with in described bootstrap block, described outlet column (41) is suitable with pilot hole (262), there is gap (263) between the end face of described outlet column (41) and the bottom surface of pilot hole (262).
7. calorimeter housing according to claim 6, is characterized in that: described antiwithdrawal device (4) and lower house (2) split are arranged, and described antiwithdrawal device (4) is connected with lower house (2) by screw thread.
8. calorimeter housing according to claim 1, is characterized in that: described upper shell (1) and lower house (2) are injection mo(u)lding, and described upper shell (1) is engineering plastics with the material of lower house (2).
9. calorimeter housing according to claim 1, is characterized in that: be provided with pilot lamp (5) in described lower house (2), and the upper position corresponding with pilot lamp (5) of described upper shell (1) is provided with the window (51) that transparent material is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520578000.XU CN204758171U (en) | 2015-08-04 | 2015-08-04 | Calorimeter casing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520578000.XU CN204758171U (en) | 2015-08-04 | 2015-08-04 | Calorimeter casing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204758171U true CN204758171U (en) | 2015-11-11 |
Family
ID=54472870
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520578000.XU Active CN204758171U (en) | 2015-08-04 | 2015-08-04 | Calorimeter casing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204758171U (en) |
-
2015
- 2015-08-04 CN CN201520578000.XU patent/CN204758171U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204854854U (en) | Intelligent flow sensor of corrosion -resistant all -metal | |
| CN204758171U (en) | Calorimeter casing | |
| WO2016197631A1 (en) | Acid-base resistant all-metal flow temperature sensor | |
| CN203856470U (en) | Submersible underground temperature and pressure measurement device | |
| CN202066530U (en) | Photoelectric direct-reading water meter | |
| CN202885910U (en) | Air bubble type water level measuring device | |
| CN204594860U (en) | A kind of ammonia and VOC toxic and harmful nanocomposite optical sensor | |
| CN203083654U (en) | Pipeline liquid level sensor for mining | |
| CN204128611U (en) | A kind of hydraulic pressure mutual inductance water meter | |
| CN207556599U (en) | A kind of washable built-in water flow sensor | |
| CN204064516U (en) | A kind of heat watch case | |
| CN205981322U (en) | Novel teletransmission water gauge | |
| CN205787953U (en) | A kind of transformer temperature controller Site Detection calorstat | |
| CN201731896U (en) | Wired compound sensor capable of directly sealing and conducting | |
| CN204988553U (en) | But quick replacement battery exempt from to glue totally enclosed buildings for heat meters calculator | |
| CN203274931U (en) | Waterproof conjunction box | |
| CN204718713U (en) | Based on the intelligent calorimeter of the temperature difference and impeller complementary technology | |
| CN204129466U (en) | A kind of dynamic environment monitoring device | |
| CN203024265U (en) | Heat metering system by using on-off time area method | |
| CN103207001B (en) | Pipeline liquid level sensor for mine | |
| CN204855042U (en) | Protection type drainage formula real -time detection calorimeter | |
| CN208590185U (en) | A kind of instrument and meter for automation having water-proof function | |
| CN212872091U (en) | Direct-reading dust detector's housing | |
| CN209525021U (en) | A kind of device for automatic producing device field observation temperature | |
| CN219084162U (en) | Water meter with OTA function |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |